@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono&display=swap');

:root {
  color-scheme: light dark;
  --bg: #fbf7ef;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: #ffffff;
  --text: #18202a;
  --muted: #5b6675;
  --accent: #0f5bd8;
  --accent-ink: #ffffff;
  --accent-soft: rgba(15, 91, 216, 0.1);
  --activity-accent: #df3d91;
  --activity-accent-soft: rgba(223, 61, 145, 0.12);
  --border: rgba(24, 32, 42, 0.12);
  --shadow: 0 16px 48px rgba(24, 32, 42, 0.08);
  --canvas-start: #eef6ff;
  --canvas-end: #dbeafe;
  --wash-one: rgba(56, 189, 248, 0.28);
  --wash-two: rgba(99, 102, 241, 0.22);
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  --font-body: "Charter", "Iowan Old Style", "Palatino Linotype", serif;
  --radius-lg: 2px;
  --radius-md: 2px;
  --radius-sm: 2px;
  --control-radius: 2px;
  --control-border: color-mix(in srgb, var(--text) 28%, var(--border));
  --control-highlight: rgba(255, 255, 255, 0.72);
  --control-shadow: inset 0 1px 0 var(--control-highlight);
  --control-shadow-hover: inset 0 1px 0 var(--control-highlight), 0 1px 2px color-mix(in srgb, var(--text) 12%, transparent);
  --control-shadow-active: inset 0 1px 2px color-mix(in srgb, var(--text) 24%, transparent);
  --motion-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --motion-ease-soft: cubic-bezier(0.22, 0.72, 0.24, 1);
  font-family: var(--font-body);
}


.ibm-plex-sans {
  font-family: "IBM Plex Sans", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  font-variation-settings:
}

/* Activity logs */
.workspace-shell.activity-workspace {
  --activity-browser-width: 208px;
  grid-template-columns: var(--activity-browser-width) minmax(0, 1fr);
}

.activity-workspace .miller-browser {
  width: var(--activity-browser-width);
}

.activity-workspace .miller-column:last-of-type {
  width: 48px;
  min-width: 48px;
  flex: 0 0 auto;
}

.activity-workspace .miller-column:last-of-type h2 {
  justify-content: center;
  padding: 0.45rem 0.25rem;
}

.activity-workspace .miller-column:last-of-type .miller-column-title-wrap {
  display: none;
}

.activity-workspace .miller-column:last-of-type .miller-column-actions {
  margin: 0 auto;
}

.activity-workspace .miller-column:last-of-type .miller-column-create > summary {
  opacity: 1;
}

.activity-workspace .miller-column:last-of-type .browser-item {
  justify-content: center;
  background: transparent;
  box-shadow: none;
}

.activity-workspace .miller-column:last-of-type .browser-item::before {
  display: none;
}

.activity-workspace .miller-column:last-of-type .browser-item > a {
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  justify-content: center;
  margin: 0.35rem auto;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 0.2rem;
  background: transparent;
  box-shadow: none;
}

.activity-workspace .miller-column:last-of-type .browser-item:hover > a {
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
  background: color-mix(in srgb, var(--accent) 9%, var(--panel-strong));
}

.activity-workspace .miller-column:last-of-type .browser-item > a.is-active {
  border-color: color-mix(in srgb, var(--accent) 52%, var(--border));
  background: color-mix(in srgb, var(--accent) 18%, var(--panel-strong));
  color: var(--accent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent);
}

.activity-workspace .miller-column:last-of-type .browser-item-label {
  justify-content: center;
}

.activity-workspace .miller-column:last-of-type .browser-item-name,
.activity-workspace .miller-column:last-of-type .browser-item-chevron,
.activity-workspace .miller-column:last-of-type .browser-item-actions {
  display: none;
}

.activity-workspace .miller-column:last-of-type .browser-icon {
  width: 1.25rem;
  height: 1.25rem;
}

.activity-workspace .miller-column:last-of-type .browser-unread-count {
  position: absolute;
  z-index: 2;
  top: -0.3rem;
  right: -0.3rem;
  margin: 0;
}

.activity-workspace .miller-column h2,
.activity-log__header {
  height: 3rem;
  min-height: 3rem;
  box-sizing: border-box;
}

.activity-log {
  min-width: 0;
  min-height: 100%;
  max-height: 100%;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-left: 0;
  background: color-mix(in srgb, var(--panel) 88%, var(--bg));
  scroll-behavior: smooth;
}

.activity-log__header {
  position: sticky;
  z-index: 5;
  top: 0;
  min-height: 3rem;
  padding: 0 1.5rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  backdrop-filter: blur(14px);
}

.activity-log__toolbar {
  display: flex;
  width: min(900px, 100%);
  min-height: calc(3rem - 1px);
  margin: 0;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.activity-log__header h1 {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: -0.015em;
}

.activity-log__title {
  display: flex;
  min-width: 0;
  align-items: baseline;
  gap: 0.65rem;
}

.activity-log__path {
  overflow: hidden;
  margin: 0;
  color: var(--muted);
  font: 0.75rem/1.4 ui-monospace, SFMono-Regular, monospace;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.activity-log__header-actions,
.activity-entry__actions,
.activity-entry__edit > div,
.activity-comment__actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.activity-log__header-actions {
  gap: 0.2rem;
}

.activity-button,
a.activity-button {
  display: inline-flex;
  min-height: 1.9rem;
  align-items: center;
  justify-content: center;
  padding: 0.38rem 0.62rem;
  border: 1px solid transparent;
  border-radius: 0.4rem;
  font: 650 0.76rem/1.15 ui-sans-serif, system-ui, sans-serif;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 140ms ease, background 140ms ease, color 140ms ease;
}

.activity-button--ghost {
  background: transparent;
  color: var(--muted);
}

.activity-button--ghost:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.activity-button--secondary {
  border-color: var(--border);
  background: var(--panel-strong);
  color: var(--text);
}

.activity-button--secondary:hover {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--border));
  background: var(--accent-soft);
  color: var(--accent);
}

.activity-button--primary {
  border-color: color-mix(in srgb, var(--accent) 65%, var(--border));
  background: var(--accent);
  color: var(--accent-ink);
}

.activity-button--primary:hover {
  background: color-mix(in srgb, var(--accent) 84%, black);
}

.activity-mobile-actions {
  display: none;
}

.activity-groups {
  width: min(900px, calc(100% - 3rem));
  margin: 0 0 0 1.5rem;
  padding: 0.75rem 0 5rem;
}

.activity-pagination {
  display: flex;
  min-height: 2.5rem;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
}

.activity-group {
  margin-bottom: 1.25rem;
}

.activity-group--nested {
  margin-left: 1.25rem;
  padding: 0 1rem;
  border-radius: 0.35rem;
  background: color-mix(in srgb, var(--accent) 4%, var(--panel));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 10%, var(--border));
}

.activity-group__header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0.5rem 0 0;
  padding: 0.5rem 0 0.6rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  color: color-mix(in srgb, var(--text) 88%, var(--accent));
  cursor: pointer;
  list-style: none;
}

.activity-group__header::-webkit-details-marker {
  display: none;
}

.activity-group__header::after {
  width: 0.45rem;
  height: 0.45rem;
  flex: 0 0 auto;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  content: "";
  transform: rotate(45deg);
  transition: transform 140ms ease;
}

.activity-group--nested:not([open]) .activity-group__header::after {
  transform: rotate(-45deg);
}

.activity-group__header > div {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.activity-group__header span {
  overflow: hidden;
  color: var(--muted);
  font: 0.7rem/1.35 ui-monospace, SFMono-Regular, monospace;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.activity-group__count {
  margin-left: auto;
  font-family: ui-sans-serif, system-ui, sans-serif !important;
  white-space: nowrap;
}

.activity-entry-list {
  position: relative;
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.activity-entry {
  position: relative;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 78%, transparent);
  background: transparent;
}

.activity-entry.is-unread {
  margin: 0 -0.55rem;
  padding: 0 0.55rem;
  border-radius: 0;
  background: color-mix(in srgb, var(--activity-accent) 10%, transparent);
  box-shadow: inset 3px 0 color-mix(in srgb, var(--activity-accent) 78%, var(--border));
}

.activity-entry__unread {
  display: inline-flex;
  min-height: 1.45rem;
  align-items: center;
  padding: 0.18rem 0.42rem;
  border: 1px solid color-mix(in srgb, var(--activity-accent) 35%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--activity-accent) 18%, var(--panel-strong));
  color: color-mix(in srgb, var(--activity-accent) 88%, var(--text));
  font: 750 0.64rem/1 ui-sans-serif, system-ui, sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.activity-entry__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0 0.25rem;
}

.activity-entry__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.activity-entry__author > div {
  display: flex;
  flex-direction: column;
}

.activity-entry__author strong {
  font-size: 0.9rem;
  line-height: 1.2;
}

.activity-entry__author time {
  color: var(--muted);
  font-size: 0.76rem;
}

.activity-entry__avatar {
  display: grid;
  z-index: 1;
  width: 2rem;
  height: 2rem;
  border: 2px solid var(--panel-strong);
  border-radius: 50%;
  background: #9b4d18;
  color: white;
  font-weight: 800;
  place-items: center;
  text-transform: uppercase;
  overflow: hidden;
}

.activity-entry__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.activity-entry__actions {
  align-self: flex-start;
  gap: 0.15rem;
  font-family: ui-sans-serif, system-ui, sans-serif;
  align-items: stretch;
}

.activity-entry__read {
  color: var(--activity-accent) !important;
}

.activity-entry__comment-toggle {
  gap: 0.35rem;
}

.activity-entry__comment-count {
  display: inline-flex;
  min-width: 1rem;
  height: 1rem;
  align-items: center;
  justify-content: center;
  padding: 0 0.28rem;
  border: none;
  border-radius: 999px;
  background: color-mix(in srgb, currentColor 9%, transparent);
  font: 750 0.65rem/1 ui-sans-serif, system-ui, sans-serif;
}

.activity-entry__menu.document-actions-dropdown > summary {
  border-color: transparent;
  border-radius: 0.4rem;
  background: transparent;
  color: var(--muted);
  box-shadow: none;
}

.activity-entry__menu.document-actions-dropdown > summary:hover,
.activity-entry__menu.document-actions-dropdown[open] > summary {
  border-color: transparent;
  background: var(--accent-soft);
  color: var(--accent);
  box-shadow: none;
}

.keyboard-navigation-active .activity-entry.is-keyboard-selected {
  outline: 2px solid color-mix(in srgb, var(--accent) 68%, transparent);
  outline-offset: 0.2rem;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.activity-entry__body {
  margin-left: 2.75rem;
  padding: 0.3rem 0 1rem;
  font-size: 0.96rem;
  line-height: 1.55;
}

.activity-entry__body > :first-child {
  margin-top: 0;
}

.activity-entry__body > :last-child {
  margin-bottom: 0;
}

.activity-entry__edit,
.activity-entry__comments {
  margin: 0.5rem 0 1rem 2.75rem;
  padding: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 0.4rem;
  background: color-mix(in srgb, var(--panel-strong) 82%, transparent);
}

.activity-entry__comments {
  padding: 0;
}

.activity-entry__comments-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-family: ui-sans-serif, system-ui, sans-serif;
}

.activity-entry__comments-header > div:first-child {
  display: flex;
  min-width: 0;
  align-items: baseline;
  gap: 0.5rem;
}

.activity-entry__comments-header > div:first-child > span {
  color: var(--muted);
  font-size: 0.72rem;
}

.activity-entry__comments-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.activity-entry__comment-list {
  padding: 0 0.75rem;
}

.activity-entry__edit textarea,
.activity-entry__comments textarea,
.activity-composer textarea {
  width: 100%;
  resize: vertical;
  font: 0.9rem/1.55 ui-monospace, SFMono-Regular, monospace;
}

.activity-entry__edit > div {
  margin-top: 0.65rem;
  justify-content: flex-end;
}

.activity-comment {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}

.activity-comment:last-child {
  border-bottom: 0;
}

.activity-comment.is-reply {
  margin-left: 1.5rem;
  padding-left: 0.8rem;
  border-left: 2px solid var(--border);
}

.activity-comment.is-resolved {
  opacity: 0.62;
}

.activity-comment header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.activity-comment time,
.activity-comment-empty {
  color: var(--muted);
  font-size: 0.76rem;
}

.activity-comment-empty {
  margin: 0;
  padding: 0.8rem 0;
}

.activity-comment p {
  margin: 0.35rem 0;
  white-space: pre-wrap;
}

.activity-composer {
  position: sticky;
  bottom: 1rem;
  z-index: 4;
  width: min(780px, calc(100% - 3rem));
  margin: -3.8rem 0 1rem 1.5rem;
  padding: 0;
}

.activity-composer summary {
  width: max-content;
  margin-left: auto;
  padding: 0.62rem 0.9rem;
  box-shadow: 0 6px 18px color-mix(in srgb, var(--text) 18%, transparent);
  list-style: none;
}

.activity-composer__trigger {
  display: flex;
}

.activity-composer summary::-webkit-details-marker {
  display: none;
}

.activity-composer[open] {
  border: 1px solid var(--control-border);
  background: var(--panel-strong);
  box-shadow: 0 18px 48px color-mix(in srgb, var(--text) 16%, transparent);
}

.activity-composer[open] > summary {
  display: none;
}

.activity-composer form {
  padding: 0;
}

.activity-composer__editor {
  position: relative;
  overflow: hidden;
  background: var(--panel);
}

.activity-composer__toolbar {
  display: flex;
  min-height: 2.5rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.3rem 0.4rem 0.3rem 0.75rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--muted);
  font: 600 0.68rem/1 var(--font-mono);
  letter-spacing: 0.03em;
}

.activity-composer__media-button {
  min-height: 1.8rem;
  padding: 0.28rem 0.55rem;
  font-size: 0.7rem;
}

.activity-composer__media-button input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.activity-composer__media-button svg {
  width: 0.9rem;
  height: 0.9rem;
}

.activity-composer__codemirror .cm-editor {
  min-height: 14rem;
}

.activity-composer__codemirror .cm-editor .cm-content {
  padding-bottom: 4.25rem !important;
}

.activity-composer__editor > textarea {
  min-height: 14rem;
  margin: 0;
  padding: 0.8rem 0.8rem 4.25rem;
  border: 0;
  background: var(--panel);
}

.activity-composer__drop-prompt {
  position: absolute;
  inset: 2.85rem 0.45rem 0.45rem;
  z-index: 5;
  display: none;
  place-content: center;
  border: 1px dashed var(--accent);
  background: color-mix(in srgb, var(--panel-strong) 90%, var(--accent));
  color: var(--accent);
  text-align: center;
  pointer-events: none;
}

.activity-composer__drop-prompt strong,
.activity-composer__drop-prompt span {
  display: block;
}

.activity-composer__drop-prompt span {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.75rem;
}

.activity-composer__editor.is-dragging .activity-composer__drop-prompt {
  display: grid;
}

.activity-composer__dock {
  position: absolute;
  right: 0.65rem;
  bottom: 0.65rem;
  left: 0.65rem;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  pointer-events: none;
}

.activity-composer__dock > span {
  max-width: 14rem;
  padding: 0.32rem 0.42rem;
  background: color-mix(in srgb, var(--panel-strong) 92%, transparent);
  color: var(--muted);
  font: 500 0.66rem/1.3 ui-sans-serif, system-ui, sans-serif;
}

.activity-composer__dock .activity-composer__actions {
  pointer-events: auto;
}

.activity-composer__uploads:not(:empty) {
  display: grid;
  gap: 0.3rem;
  margin-top: 0.5rem;
}

.activity-composer__upload {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--border);
  background: var(--panel);
  font: 0.7rem/1.2 ui-sans-serif, system-ui, sans-serif;
}

.activity-composer__upload strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.activity-composer__upload > span:last-child {
  color: var(--muted);
}

.activity-composer__upload-icon {
  width: 0.55rem;
  height: 0.55rem;
  background: var(--accent);
}

.activity-composer__upload.is-complete .activity-composer__upload-icon {
  background: #16835f;
}

.activity-composer__upload.is-error .activity-composer__upload-icon {
  background: #b42318;
}

.activity-composer__actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.markdown-body video {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: min(70vh, 42rem);
  margin: 1.25rem 0;
  background: #000;
}

.activity-empty {
  padding: 4rem 1rem;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 768px) {
  .workspace-shell.activity-workspace {
    display: block;
    grid-template-columns: 1fr;
  }

  .activity-workspace .miller-browser {
    width: min(88vw, 20rem);
  }

  .activity-workspace .miller-column:last-of-type,
  .activity-workspace .miller-column:last-of-type:has(> ul > li:only-child) {
    width: 100%;
    min-width: 100%;
  }

  .activity-log {
    min-height: calc(100vh - 5rem);
    max-height: none;
    border-left: 1px solid var(--border);
  }

  .activity-log__header {
    display: none;
  }

  .activity-mobile-actions {
    display: flex;
    align-items: center;
    gap: 0.2rem;
  }

  .activity-mobile-actions .activity-button {
    min-height: 1.7rem;
    padding: 0.25rem 0.38rem;
    font-size: 0.68rem;
  }

  .activity-groups,
  .activity-composer {
    width: calc(100% - 1rem);
    margin-right: auto;
    margin-left: auto;
  }

  .activity-entry__header {
    align-items: center;
    flex-wrap: wrap;
  }

  .activity-entry__actions {
    margin-left: 2.75rem;
    flex-wrap: wrap;
  }

  .activity-entry__body {
    margin-left: 2.75rem;
  }

  .activity-entry__edit,
  .activity-entry__comments {
    margin-left: 2.75rem;
  }

  .activity-entry__edit > div {
    flex-wrap: wrap;
  }

  .activity-group--nested {
    margin-left: 0.5rem;
    padding: 0 0.6rem;
  }

  .activity-entry__comments-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.55rem;
  }

  .activity-composer {
    bottom: 0.5rem;
  }

  .activity-composer__codemirror .cm-editor,
  .activity-composer__editor > textarea {
    min-height: 11rem;
  }

  .activity-composer__dock {
    right: 0.45rem;
    bottom: 0.45rem;
    left: 0.45rem;
    gap: 0.35rem;
  }

  .activity-composer__dock > span {
    max-width: 6.5rem;
    padding: 0.25rem 0.3rem;
    font-size: 0.58rem;
  }

  .activity-composer__actions {
    gap: 0.3rem;
  }

  .activity-composer__actions .activity-button {
    min-height: 2rem;
    padding: 0.35rem 0.55rem;
    font-size: 0.72rem;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: oklch(0.14 0.012 55);
    --panel: oklch(0.18 0.014 55 / 0.85);
    --panel-strong: oklch(0.21 0.015 55);
    --text: oklch(0.93 0.006 55);
    --muted: oklch(0.66 0.018 55);
    --accent: oklch(0.705 0.165 55);
    --accent-ink: oklch(0.14 0.012 55);
    --accent-soft: oklch(0.705 0.165 55 / 0.14);
    --activity-accent: oklch(0.78 0.19 165);
    --activity-accent-soft: oklch(0.78 0.19 165 / 0.16);
    --border: oklch(0.27 0.018 55);
    --shadow: 0 16px 48px oklch(0.08 0.02 55 / 0.35);
    --canvas-start: oklch(0.12 0.012 55);
    --canvas-end: oklch(0.14 0.012 55);
    --wash-one: oklch(0.24 0.04 55 / 0.45);
    --wash-two: oklch(0.20 0.035 50 / 0.35);
    --control-highlight: rgba(255, 255, 255, 0.12);
  }
}

* {
  box-sizing: border-box;
}

html {
  transition: color-scheme 0.4s ease;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, var(--wash-one), transparent 34%),
    radial-gradient(circle at bottom right, var(--wash-two), transparent 30%),
    linear-gradient(180deg, var(--canvas-start) 0%, var(--canvas-end) 100%);
  transition:
    color 0.35s ease,
    background 0.55s ease;
}

a {
  color: var(--accent);
}

code {
  font-family: ui-monospace, SFMono-Regular, monospace;
}

.sync-conflict-page {
  width: min(1120px, calc(100% - 2rem));
  margin: 2rem auto 4rem;
}

.sync-conflict-page__header {
  max-width: 740px;
  margin-bottom: 1.5rem;
}

.sync-conflict-page__header h1 {
  margin: 0.25rem 0 0.6rem;
}

.sync-conflict-form {
  display: grid;
  gap: 1rem;
}

.sync-conflict-card {
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: var(--control-shadow);
}

.sync-conflict-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--accent) 5%, var(--panel-strong));
}

.sync-conflict-card__header h2,
.sync-conflict-card__header p {
  margin: 0;
}

.sync-conflict-card__header h2 {
  margin-top: 0.25rem;
  overflow-wrap: anywhere;
  font: 650 1rem/1.3 ui-monospace, SFMono-Regular, monospace;
}

.sync-conflict-card__number {
  color: var(--muted);
  font: 650 0.72rem/1.2 ui-monospace, SFMono-Regular, monospace;
  white-space: nowrap;
}

.sync-conflict-versions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-bottom: 1px solid var(--border);
}

.sync-conflict-versions > section {
  min-width: 0;
  padding: 1rem;
}

.sync-conflict-versions > section + section {
  border-left: 1px solid var(--border);
}

.sync-conflict-versions h3,
.sync-conflict-versions p {
  margin: 0 0 0.5rem;
}

.sync-conflict-versions h3 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sync-conflict-versions pre,
.sync-conflict-empty {
  min-height: 12rem;
  max-height: 28rem;
  margin: 0;
  padding: 0.8rem;
  overflow: auto;
  border: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--text);
  font: 0.78rem/1.5 ui-monospace, SFMono-Regular, monospace;
  white-space: pre-wrap;
}

.sync-conflict-empty {
  display: grid;
  place-items: center;
  color: var(--muted);
  text-align: center;
}

.sync-conflict-choices {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 0;
  padding: 1rem;
  border: 0;
}

.sync-conflict-choices legend {
  padding: 0 0.25rem;
  color: var(--muted);
  font: 650 0.75rem/1.2 ui-monospace, SFMono-Regular, monospace;
  text-transform: uppercase;
}

.sync-conflict-choices label {
  display: flex;
  gap: 0.55rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  background: var(--panel-strong);
  cursor: pointer;
}

.sync-conflict-choices label:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.sync-conflict-choices label span,
.sync-conflict-choices label small {
  display: block;
}

.sync-conflict-choices label small {
  margin-top: 0.25rem;
  color: var(--muted);
  line-height: 1.35;
}

.sync-conflict-choices textarea {
  grid-column: 1 / -1;
  min-height: 18rem;
  padding: 0.8rem;
  border: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--text);
  font: 0.82rem/1.5 ui-monospace, SFMono-Regular, monospace;
  resize: vertical;
}

.sync-conflict-form__actions {
  position: sticky;
  bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  justify-content: flex-end;
  padding: 0.8rem;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  box-shadow: 0 12px 40px color-mix(in srgb, var(--text) 14%, transparent);
  backdrop-filter: blur(12px);
}

.sync-conflict-form__actions span {
  color: var(--muted);
  font-size: 0.78rem;
}

@media (max-width: 760px) {
  .sync-conflict-page {
    width: min(100% - 1rem, 1120px);
    margin-top: 1rem;
  }

  .sync-conflict-versions,
  .sync-conflict-choices {
    grid-template-columns: 1fr;
  }

  .sync-conflict-versions > section + section {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .sync-conflict-form__actions {
    position: static;
    align-items: stretch;
    flex-direction: column;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklch, var(--panel-strong) 94%, transparent);
  background-image: url('/static/topbar-mosaic.png');
  background-size: cover;
  background-position: center;
  backdrop-filter: blur(12px);
  box-shadow: inset 0 -1px 0 color-mix(in oklch, var(--text) 7%, transparent);
}

.site-header__inner,
.site-main {
  width: 100%;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.375rem;
  min-height: 40px;
  padding: 0 0.5rem;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  text-decoration: none;
}

.site-brand img {
  display: block;
  width: auto;
  /* height: 1.375rem; */
  /* max-width: min(12rem, 42vw); */
  object-fit: contain;
  image-rendering: pixelated;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.125rem;
}

.site-nav a,
.site-nav__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid transparent;
  border-radius: 3px;
  color: #2d2538;
  text-decoration: none;
  padding: 0;
  background: transparent;
  font: inherit;
  cursor: pointer;
  transition: background 0.1s, border-color 0.1s;
}

.site-nav a:hover,
.site-nav__button:hover {
  background: rgba(0, 0, 0, 0.05);
  border-color: rgba(24, 32, 42, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.site-nav a:active,
.site-nav__button:active {
  background: rgba(0, 0, 0, 0.09);
  box-shadow: inset 0 1px 2px rgba(24, 32, 42, 0.18);
}

.site-nav a svg,
.site-nav__button svg {
  display: block;
  width: 16px;
  height: 16px;
}

.site-nav .site-nav__sign-in {
  width: auto;
  height: 28px;
  min-height: 0;
  padding: 0 0.65rem;
  border-color: var(--control-border);
  border-radius: var(--control-radius);
  background: var(--panel-strong);
  color: var(--text);
  box-shadow: var(--control-shadow);
  white-space: nowrap;
  font: 650 0.76rem/1 ui-sans-serif, system-ui, sans-serif;
}

.site-nav .site-nav__sign-in:hover {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--control-border));
  background: var(--accent-soft);
  color: var(--accent);
  box-shadow: var(--control-shadow-hover);
}

.site-nav .site-nav__sign-in:active {
  box-shadow: var(--control-shadow-active);
}

.shortcuts-dialog {
  width: min(52rem, calc(100vw - 2rem));
  max-height: min(46rem, calc(100vh - 2rem));
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--accent) 34%, var(--border));
  border-radius: var(--radius-md);
  background: var(--panel);
  color: var(--text);
  box-shadow: 0 24px 70px rgba(24, 32, 42, 0.28);
}

.shortcuts-dialog::backdrop {
  background: rgba(18, 24, 31, 0.52);
  backdrop-filter: blur(3px);
}

.shortcuts-dialog__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--accent) 5%, var(--panel-strong));
}

.shortcuts-dialog__eyebrow {
  margin: 0 0 0.15rem;
  color: var(--accent);
  font: 700 0.68rem/1 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.shortcuts-dialog h2,
.shortcuts-dialog h3,
.shortcuts-dialog p {
  margin-top: 0;
}

.shortcuts-dialog h2 {
  margin-bottom: 0;
  font-size: 1.25rem;
}

.shortcuts-dialog__close {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.45rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  color: var(--muted);
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}

.shortcuts-dialog__content {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  overflow-y: auto;
  padding: 1rem 1.1rem;
}

.shortcuts-group {
  padding: 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
}

.shortcuts-group--comments {
  border-color: color-mix(in srgb, var(--accent) 36%, var(--border));
  background: color-mix(in srgb, var(--accent) 4%, var(--panel-strong));
}

.shortcuts-group h3 {
  margin-bottom: 0.6rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.shortcuts-group dl,
.shortcuts-group dd {
  margin: 0;
}

.shortcuts-group dl {
  display: grid;
  gap: 0.52rem;
}

.shortcuts-group dl > div {
  display: grid;
  grid-template-columns: minmax(6.2rem, auto) minmax(0, 1fr);
  gap: 0.65rem;
  align-items: center;
}

.shortcuts-group dt {
  display: flex;
  align-items: center;
  gap: 0.22rem;
  min-width: 0;
}

.shortcuts-dialog kbd,
.comments-toolbar kbd {
  display: inline-flex;
  min-width: 1.45rem;
  min-height: 1.4rem;
  align-items: center;
  justify-content: center;
  padding: 0.1rem 0.34rem;
  border: 1px solid color-mix(in srgb, var(--text) 20%, var(--border));
  border-bottom-width: 2px;
  border-radius: 0.25rem;
  background: color-mix(in srgb, var(--panel) 88%, var(--text));
  color: var(--text);
  font: 650 0.72rem/1 ui-monospace, SFMono-Regular, monospace;
  white-space: nowrap;
}

.shortcuts-group dd {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.3;
}

.shortcuts-dialog__note {
  margin-bottom: 0;
  padding: 0.7rem 1.1rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.76rem;
}

@media (max-width: 680px) {
  .shortcuts-dialog__content {
    grid-template-columns: 1fr;
  }

  .shortcuts-group dl > div {
    grid-template-columns: minmax(5.5rem, auto) minmax(0, 1fr);
  }
}

/* Notification bell */
.notification-bell {
  position: relative;
}

.notification-bell__trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 3px;
  background: transparent;
  color: #2d2538;
  cursor: pointer;
  transition: background 0.1s, border-color 0.1s;
}

.notification-bell__trigger:hover {
  background: rgba(0, 0, 0, 0.05);
  border-color: rgba(24, 32, 42, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.notification-bell__trigger:active {
  background: rgba(0, 0, 0, 0.09);
  box-shadow: inset 0 1px 2px rgba(24, 32, 42, 0.18);
}

.notification-bell__trigger svg {
  display: block;
  width: 16px;
  height: 16px;
}

.notification-bell__count {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 8px;
  background: #dc2626;
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
}

.notification-bell__dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 20;
  width: 320px;
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
}

.notification-bell__dropdown[hidden] {
  display: none;
}

.notification-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.notification-item {
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}

.notification-item__button {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.notification-item:hover {
  background: var(--accent-soft);
}

.notification-item.is-read {
  opacity: 0.7;
}

.notification-message {
  font-size: 0.9rem;
  line-height: 1.4;
  color: var(--text);
}

.notification-time {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.notification-header {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.notification-empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.notification-footer {
  padding: 0.5rem 1rem;
  text-align: center;
}

.notification-footer button {
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.notification-footer button:hover {
  color: var(--text);
  border-color: var(--muted);
  background: var(--panel);
}

.site-search {
  position: relative;
  display: flex;
  align-items: center;
  flex: 1;
  max-width: 300px;
  margin: 0 0.375rem;
}

.site-search__icon {
  position: absolute;
  left: 0.45rem;
  z-index: 1;
  color: var(--muted);
  pointer-events: none;
}

.site-search input {
  width: 100%;
  padding: 0.25rem 0.5rem 0.25rem 1.6rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--panel-strong);
  box-shadow: inset 0 1px 2px rgba(24, 32, 42, 0.08);
  color: var(--text);
  font: inherit;
  font-size: 0.78rem;
  line-height: 1.4;
  transition: border-color 0.1s, background 0.1s;
}

.site-search input::placeholder {
  color: var(--muted);
}

.site-search input:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--panel-strong);
  box-shadow: inset 0 1px 2px rgba(24, 32, 42, 0.08), 0 0 0 2px var(--accent-soft);
}

.site-main {
  padding: 0;
  height: calc(100vh - 41px);
}

.site-footer {
  position: fixed;
  right: 0.6rem;
  bottom: 0.35rem;
  z-index: 5;
  display: flex;
  gap: 0.3rem;
  padding: 0.15rem 0.35rem;
  border-radius: 0.25rem;
  background: color-mix(in oklch, var(--panel-strong) 82%, transparent);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  line-height: 1.2;
  opacity: 0.72;
  backdrop-filter: blur(4px);
}

.site-footer:hover {
  opacity: 1;
}

.page-auth {
  background: #756b82;
}

.auth-page {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  background-image:
    linear-gradient(90deg, rgba(35, 29, 48, 0.08) 0%, rgba(35, 29, 48, 0) 48%, rgba(35, 29, 48, 0.22) 100%),
    url('/static/topbar-mosaic-landscape.png');
  background-position: center;
  background-size: cover;
}

.auth-page__brand {
  position: absolute;
  top: clamp(1.1rem, 3vw, 2.5rem);
  left: clamp(1.1rem, 3vw, 2.75rem);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: #2d2538;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  text-shadow: 0 1px 18px rgba(255, 246, 225, 0.9);
}

.auth-page__brand img {
  width: 3rem;
  height: 3rem;
  filter: drop-shadow(0 5px 14px rgba(45, 37, 56, 0.2));
}

.auth-page__nav {
  position: absolute;
  top: clamp(1.35rem, 3vw, 2.65rem);
  right: clamp(1.1rem, 3vw, 2.75rem);
  z-index: 2;
  display: flex;
  gap: 0.2rem;
  padding: 0.25rem;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 999px;
  background: color-mix(in srgb, var(--panel-strong) 78%, transparent);
  box-shadow: 0 10px 32px rgba(35, 29, 48, 0.14);
  backdrop-filter: blur(16px) saturate(115%);
}

.auth-page__nav a {
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 650;
  text-decoration: none;
}

.auth-page__nav a:hover,
.auth-page__nav a[aria-current="page"] {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent);
}

.page-account .auth-page,
.page-settings .auth-page,
.page-theme-lab .auth-page,
.page-design .auth-page {
  overflow: auto;
  background-attachment: fixed;
}

.auth-page > .account-shell {
  padding-top: clamp(6.5rem, 10vw, 8rem);
}

.auth-page > .settings-shell,
.auth-page > .theme-lab,
.auth-page > .design-guide {
  width: calc(100% - clamp(1.5rem, 4vw, 4rem));
  min-height: calc(100svh - 7.5rem);
  margin: clamp(6rem, 9vw, 7.25rem) auto clamp(0.75rem, 2vw, 2rem);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 1.5rem;
  background-color: color-mix(in srgb, var(--panel-strong) 88%, transparent);
  box-shadow: 0 30px 90px rgba(35, 29, 48, 0.25);
  backdrop-filter: blur(22px) saturate(112%);
}

.auth-page .auth-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  min-height: 100svh;
  align-items: center;
  justify-items: end;
  padding: clamp(5.5rem, 8vw, 7rem) clamp(1.25rem, 6vw, 6rem) clamp(1.25rem, 5vw, 4rem);
}

.auth-page .auth-panel {
  width: min(100%, 29rem);
  padding: clamp(1.4rem, 3.5vw, 2.4rem);
  border-color: rgba(255, 255, 255, 0.45);
  border-radius: 1.25rem;
  background: color-mix(in srgb, var(--panel-strong) 91%, transparent);
  box-shadow:
    0 30px 90px rgba(35, 29, 48, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(22px) saturate(115%);
}

.auth-page .auth-panel h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  letter-spacing: -0.045em;
}

.auth-page .eyebrow {
  color: var(--accent);
  letter-spacing: 0.12em;
}

.auth-page .auth-form input:not([type="checkbox"]) {
  min-height: 2.9rem;
  border-radius: 0.25rem;
  background: color-mix(in srgb, var(--panel-strong) 88%, transparent);
}

.auth-page .auth-choice input {
  width: 1rem;
  height: 1rem;
  min-height: 0;
  flex: 0 0 auto;
}

.auth-page .auth-form input:focus-visible,
.auth-page .auth-tab:focus-visible,
.auth-page button:focus-visible,
.auth-page__brand:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 65%, white);
  outline-offset: 3px;
}

@media (max-width: 700px) {
  .auth-page {
    overflow: auto;
    background-position: 48% center;
  }

  .auth-page__brand {
    top: 1rem;
    left: 1rem;
  }

  .auth-page__brand img {
    width: 2.6rem;
    height: 2.6rem;
  }

  .page-account .auth-page__brand span,
  .page-settings .auth-page__brand span,
  .page-theme-lab .auth-page__brand span,
  .page-design .auth-page__brand span {
    display: none;
  }

  .auth-page__nav {
    top: 0.9rem;
    right: 0.75rem;
  }

  .auth-page__nav a {
    padding: 0.45rem 0.55rem;
    font-size: 0.65rem;
  }

  .auth-page > .account-shell {
    padding-top: 5.5rem;
  }

  .auth-page > .settings-shell,
  .auth-page > .theme-lab,
  .auth-page > .design-guide {
    width: calc(100% - 1rem);
    min-height: calc(100svh - 5.75rem);
    margin-top: 5rem;
    margin-bottom: 0.5rem;
    border-radius: 1rem;
  }

  .auth-page .auth-shell {
    min-height: 100svh;
    align-items: end;
    padding: 6.25rem 0.75rem 0.75rem;
  }

  .auth-page .auth-panel {
    width: 100%;
    padding: 1.35rem;
    border-radius: 1rem;
    box-shadow: 0 20px 60px rgba(35, 29, 48, 0.28);
  }

  .auth-page .auth-panel__header {
    margin-bottom: 1rem;
  }

  .auth-page .auth-panel h1 {
    font-size: clamp(2.2rem, 13vw, 3.25rem);
  }
}

.auth-shell,
.account-shell {
  min-height: 100%;
  overflow: auto;
  padding: clamp(1rem, 3vw, 2.5rem);
}

.auth-shell {
  display: grid;
  align-items: start;
  justify-items: center;
}

.auth-panel,
.account-section {
  width: min(100%, 920px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.auth-panel {
  padding: clamp(1rem, 3vw, 2rem);
}

.auth-panel__header,
.account-header {
  margin-bottom: 1.25rem;
}

.auth-panel h1,
.account-header h1 {
  margin: 0.1rem 0 0;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font: 700 0.72rem/1.2 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0;
  text-transform: uppercase;
}

.auth-grid,
.account-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 1rem;
}

.auth-form {
  display: grid;
  gap: 0.75rem;
}

.auth-form h2,
.account-section h2 {
  margin: 0;
  font-size: 1.05rem;
}

.auth-form label,
.scope-grid {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.auth-form .auth-choice {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.auth-choice input {
  width: auto;
}

.auth-form input,
.auth-form select,
.user-row select {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
}

.auth-form button,
.account-header button,
.token-list button,
.user-row button {
  min-height: 2.35rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.btn-primary,
.auth-form button[type="submit"],
.account-header button {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.85rem 1.75rem;
  min-height: 3rem;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 30%, transparent);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.btn-primary:hover,
.auth-form button[type="submit"]:hover {
  background: color-mix(in srgb, var(--accent) 85%, black);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--accent) 40%, transparent);
}

.btn-primary:active,
.auth-form button[type="submit"]:active {
  transform: translateY(1px);
  box-shadow: 0 2px 6px color-mix(in srgb, var(--accent) 30%, transparent);
}

.auth-details {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.auth-details summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 700;
}

.form-status {
  min-height: 1.2rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.form-status[data-state="error"] {
  color: #b42318;
}

.form-status[data-state="ok"] {
  color: #067647;
}

.auth-note {
  margin: 1rem 0 0;
  color: var(--muted);
}

/* Auth tabs */
.auth-tabs {
  margin-bottom: 1.5rem;
}

.auth-tab-list {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.auth-tab {
  padding: 0.5rem 1rem;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.auth-tab:hover {
  color: var(--text);
}

.auth-tab.is-active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

.auth-tab-panel {
  display: none;
}

.auth-tab-panel.is-active {
  display: block;
}

.auth-dev-login {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.auth-dev-login--primary {
  display: grid;
  gap: 0.75rem;
  margin: 0 0 1.5rem;
  padding: 1rem;
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border));
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--accent) 8%, var(--panel-strong));
}

.auth-dev-login--primary h2,
.auth-dev-login--primary .auth-note {
  margin: 0;
}

.auth-dev-login--primary h2 {
  font-size: 1.2rem;
}

.auth-dev-login--primary .btn-primary {
  width: 100%;
}

.auth-method-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.auth-method-divider::after {
  height: 1px;
  flex: 1;
  background: var(--border);
  content: "";
}

.auth-dev-login .btn-secondary {
  width: 100%;
}

/* Register CTA */
.auth-register-cta {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.75rem 1.5rem;
  min-height: 2.75rem;
  border: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  color: var(--accent);
  font: inherit;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.btn-cta:hover {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

.btn-cta:active {
  transform: translateY(1px);
}

.auth-register-panel {
  padding: 0;
  border: none;
  background: transparent;
}

.auth-register-cancel {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  min-height: 2.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.btn-secondary:hover {
  color: var(--text);
  border-color: var(--muted);
  background: var(--panel);
}

.account-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(100%, 1180px);
  margin: 0 auto 1rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.account-identity {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.9rem;
}

.account-avatar {
  display: inline-flex;
  width: 3.4rem;
  height: 3.4rem;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--border));
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
}

.account-avatar img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  object-fit: cover;
}

.account-header h1 {
  margin-top: 0.15rem;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
}

.account-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.account-role {
  padding: 0.18rem 0.5rem;
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border));
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font: 700 0.68rem/1.2 ui-monospace, SFMono-Regular, monospace;
  text-transform: uppercase;
}

.account-header .account-signout {
  display: inline-flex;
  min-height: 2.45rem;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.75rem;
  border-color: var(--border);
  background: var(--panel-strong);
  color: var(--text);
  box-shadow: none;
  font-size: 0.9rem;
}

.account-header .account-signout:hover {
  border-color: var(--muted);
  background: var(--accent-soft);
}

.account-layout {
  display: grid;
  width: min(100%, 1180px);
  margin: 0 auto;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 22rem);
  gap: 1rem;
  align-items: start;
}

.account-main,
.account-sidebar {
  display: grid;
  gap: 1rem;
}

.account-section {
  width: 100%;
  padding: clamp(1rem, 2vw, 1.35rem);
  border-radius: var(--radius-md);
}

.account-section__header {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.account-section__header--action {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.85rem;
}

.account-section__header h2,
.account-list-heading h3 {
  margin: 0;
}

.account-section__header h2 {
  font-size: 1.2rem;
}

.account-section__header p,
.account-list-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.account-section__kicker {
  margin: 0 0 0.25rem !important;
  color: var(--accent) !important;
  font: 700 0.68rem/1.2 ui-monospace, SFMono-Regular, monospace !important;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.account-section__divider {
  height: 1px;
  margin: 1.25rem 0 1rem;
  background: var(--border);
}

.account-list-heading {
  display: grid;
  gap: 0.25rem;
}

.account-list-heading h3 {
  font-size: 1rem;
}

.account-action,
.account-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
}

.account-action {
  min-height: 2.5rem;
  padding: 0.6rem 0.85rem;
  border: 1px solid color-mix(in srgb, var(--accent) 50%, var(--border));
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 30%, transparent);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.account-action:hover {
  background: color-mix(in srgb, var(--accent) 85%, black);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--accent) 40%, transparent);
}

.account-action:active {
  transform: translateY(1px);
  box-shadow: 0 2px 6px color-mix(in srgb, var(--accent) 30%, transparent);
}

.account-page-header,
.token-create-layout {
  width: min(100%, 920px);
  margin-right: auto;
  margin-left: auto;
}

.account-page-header {
  margin-bottom: 1rem;
  padding: clamp(1rem, 2vw, 1.35rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.account-page-header h1 {
  margin: 0.35rem 0 0;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.account-page-header p:last-child {
  margin: 0.5rem 0 0;
  color: var(--muted);
}

.account-back {
  width: fit-content;
  margin-bottom: 1.1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.account-back:hover {
  color: var(--accent);
}

.token-create-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 18rem);
  gap: 1rem;
  align-items: start;
}

.token-create-note h2 {
  margin: 0;
  font-size: 1.05rem;
}

.token-create-note p:last-child {
  margin: 0.6rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.account-shell .auth-form button[type="submit"] {
  min-height: 2.5rem;
  padding: 0.6rem 0.85rem;
  font-size: 0.95rem;
}

.account-form-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.account-form-footer .form-status {
  flex: 1 1 14rem;
}

.account-section--danger {
  border-color: color-mix(in srgb, #b42318 40%, var(--border));
  background: color-mix(in srgb, #b42318 4%, var(--panel));
}

.account-section--danger .account-section__kicker {
  color: #b42318 !important;
}

.account-shell .account-danger-button[type="submit"] {
  border-color: color-mix(in srgb, #b42318 70%, var(--border));
  background: #b42318;
  box-shadow: 0 4px 12px color-mix(in srgb, #b42318 22%, transparent);
}

.account-shell .account-danger-button[type="submit"]:hover {
  background: #8f1c13;
}

.scope-grid {
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  margin: 0;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent) 3%, var(--panel-strong));
}

.scope-grid legend {
  padding: 0 0.25rem;
  color: var(--text);
}

.scope-grid label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.scope-grid input {
  width: auto;
}

.auth-form .auth-choice.account-toggle {
  display: grid;
  width: 100%;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
}

.auth-form .account-toggle input {
  width: auto;
  margin: 0.1rem 0 0;
}

.account-toggle span {
  display: grid;
  min-width: 0;
  gap: 0.2rem;
}

.account-toggle strong {
  color: var(--text);
}

.account-toggle small {
  color: var(--muted);
  line-height: 1.35;
}

.token-output {
  max-width: 100%;
  overflow: auto;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.token-list,
.user-list {
  display: grid;
  gap: 0.6rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.token-list li,
.user-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
}

.token-list {
  margin-top: 0.75rem;
}

.token-meta {
  display: grid;
  gap: 0.18rem;
}

.token-meta small {
  color: var(--muted);
  line-height: 1.35;
}

.token-row.is-revoked {
  opacity: 0.64;
}

.token-empty {
  display: block !important;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.user-row {
  grid-template-columns: minmax(0, 1fr) minmax(8rem, 10rem) auto auto;
}

.user-row > span {
  display: grid;
  gap: 0.15rem;
}

.user-row small {
  color: var(--muted);
}

.user-management {
  display: grid;
  gap: 1rem;
}

.user-management .account-form-footer {
  margin-top: 0.25rem;
}

.user-management button[type="submit"] {
  min-height: 2.5rem;
  padding: 0.6rem 0.85rem;
  border: 1px solid color-mix(in srgb, var(--accent) 50%, var(--border));
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--accent-ink);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.user-disable-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.85rem;
  white-space: nowrap;
}

.user-disable-toggle input {
  width: auto;
}

@media (max-width: 880px) {
  .account-layout {
    grid-template-columns: 1fr;
  }

  .token-create-layout {
    grid-template-columns: 1fr;
  }

  .account-sidebar {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
    align-items: start;
  }
}

@media (max-width: 560px) {
  .account-shell {
    padding: 0.75rem;
  }

  .account-header {
    align-items: flex-start;
    flex-wrap: wrap;
    padding: 0.9rem;
  }

  .account-identity {
    width: 100%;
  }

  .account-meta {
    overflow-wrap: anywhere;
  }

  .account-avatar {
    width: 2.8rem;
    height: 2.8rem;
  }

  .account-header .account-signout {
    min-height: 2.2rem;
    padding: 0.45rem;
    white-space: nowrap;
  }

  .account-signout svg {
    display: none;
  }

  .user-row {
    grid-template-columns: 1fr;
  }
}

/* Workspace layout - adaptive grid */
.workspace-shell {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(0, 2fr);
  gap: 0;
  align-items: stretch;
  height: 100%;
  max-width: 100%;
}

/* Document view: sidebar gets reasonable fixed proportion */
.workspace-shell--document {
  grid-template-columns: minmax(260px, 0.38fr) minmax(0, 1fr) minmax(1.25rem, 1.25rem);
  transition: grid-template-columns 420ms var(--motion-ease-out);
}

.workspace-shell--document.comments-visible {
  grid-template-columns: minmax(220px, 0.30fr) minmax(0, 1fr) minmax(280px, 24rem);
}

.document-comments-aside {
  display: flex;
  flex-direction: row;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
  background: var(--panel);
  transition: box-shadow 320ms ease;
}

.comments-visible .document-comments-aside {
  box-shadow: -12px 0 32px rgba(24, 32, 42, 0.06);
}

/* Scrollbar-style strip */
.document-comments-strip {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 1.25rem;
  flex-shrink: 0;
  border-left: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 94%, var(--text));
  transition: background 240ms ease, border-color 240ms ease;
}

.comments-visible .document-comments-strip {
  border-left-color: color-mix(in srgb, var(--accent) 30%, var(--border));
  background: color-mix(in srgb, var(--accent) 5%, var(--panel));
}

.document-comments-strip__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  margin-top: 0.35rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  opacity: 0.6;
  transition: opacity 180ms ease, color 180ms ease, transform 280ms var(--motion-ease-out);
  flex-shrink: 0;
}

.document-comments-strip__toggle:hover {
  opacity: 1;
  color: var(--accent);
  transform: scale(1.12);
}

.comments-visible .document-comments-strip__toggle {
  color: var(--accent);
  opacity: 1;
}

.document-comments-strip__toggle svg {
  width: 0.75rem;
  height: 0.75rem;
}

/* Track area for comment markers */
.document-comments-strip__track {
  position: relative;
  flex: 1;
  width: 100%;
  margin-top: 0.25rem;
}

/* Comment markers on the strip */
.document-comments-strip__marker {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 0.5rem;
  height: 0.5rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.15s, transform 0.15s, width 0.15s, height 0.15s;
}

.document-comments-strip__marker:hover,
.document-comments-strip__marker.is-active {
  opacity: 1;
  transform: translateX(-50%) scale(1.3);
}

/* Panel */
.document-comments-panel {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
  border-left: 1px solid var(--border);
  background: var(--panel);
  opacity: 0;
  transform: translateX(0.8rem);
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 180ms ease,
    transform 360ms var(--motion-ease-out),
    visibility 0s linear 360ms;
}

.comments-visible .document-comments-panel {
  opacity: 1;
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
  transition-delay: 90ms, 40ms, 0s;
}

.document-comments-panel__list {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 0.5rem 0.75rem;
}

.comments-toolbar {
  display: flex;
  justify-content: flex-end;
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

.comments-toolbar button,
.comment-action {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
  cursor: pointer;
}

.comments-toolbar button {
  font-size: 0.75rem;
}

/* Bidirectional hover highlighting */
.comments-aside-item {
  margin-bottom: 0.5rem;
  padding: 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  transition: border-color 0.15s, background 0.15s;
}

.comments-aside-item.is-highlighted,
.comments-aside-item:hover {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 4%, var(--panel-strong));
}

.comments-aside-item__target {
  display: block;
  width: calc(100% + 1.2rem);
  text-align: left;
  font: inherit;
  border-top: 0;
  border-right: 0;
  border-left: 0;
  margin: -0.6rem -0.6rem 0.4rem;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--border);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: var(--accent-soft);
  font-size: 0.78rem;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background 0.15s;
}

.comments-aside-item:hover .comments-aside-item__target,
.comments-aside-item.is-highlighted .comments-aside-item__target {
  background: color-mix(in srgb, var(--accent) 12%, var(--accent-soft));
  color: var(--accent);
}

.comments-aside-item__meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.15rem;
  font-size: 0.72rem;
  color: var(--muted);
}

.comments-aside-item__body {
  font-size: 0.85rem;
  line-height: 1.4;
}

.comments-aside-item__comment {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border);
}

.comments-aside-item__comment:last-child {
  border-bottom: 0;
}

.comment-thread__replies {
  margin-left: 0.7rem;
  padding-left: 0.65rem;
  border-left: 2px solid var(--border);
}

.comment-thread.is-resolved {
  opacity: 0.7;
}

.comment-status {
  padding: 0.05rem 0.3rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.68rem;
}

.comment-actions {
  display: flex;
  gap: 0.65rem;
  margin-top: 0.3rem;
}

.comment-action {
  font-size: 0.75rem;
}

.comment-action:hover,
.comments-toolbar button:hover {
  text-decoration: underline;
}

.document-comments-aside__empty {
  margin: 0;
  padding: 1rem 0;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

/* Paragraph highlight when connected to sidebar */
.commentable.is-highlighted {
  background: var(--accent-soft);
  transition: background 0.15s;
}

@media (min-width: 769px) {
  .comments-visible .comment-list {
    display: none;
  }
}

/* Mobile-only elements hidden on desktop by default */
.document-mobile-bar,
.mobile-drawer-backdrop,
.mobile-drawer-close,
.document-comments-sheet {
  display: none;
}

/* Empty state: browser capped at 36% max */
.workspace-shell--empty {
  grid-template-columns: minmax(300px, 0.5625fr) minmax(300px, 1fr);
}

/* Miller browser - flex layout so all columns are visible as vertical slices */
.miller-browser {
  --browser-state-hover: color-mix(in srgb, var(--accent) 7%, var(--panel));
  --browser-state-ancestor: color-mix(in srgb, var(--accent) 11%, var(--panel));
  --browser-state-active: color-mix(in srgb, var(--accent) 17%, var(--panel));
  --browser-state-pressed: color-mix(in srgb, var(--accent) 25%, var(--panel));
  display: flex;
  flex-direction: row;
  overflow-x: auto;
  min-height: 100%;
  max-height: 100%;
  border: 1px solid var(--border);
  border-right: 0;
  border-radius: 0;
  background: var(--panel);
  isolation: isolate;
}

.miller-browser + .document-shell {
  border-left: 1px solid var(--border);
}

.miller-column {
  flex: 0 0 auto;
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: miller-column-enter 460ms var(--motion-ease-out) both;
  transition:
    width 420ms var(--motion-ease-out),
    min-width 420ms var(--motion-ease-out),
    box-shadow 320ms ease,
    border-color 240ms ease;
}

.miller-column:nth-of-type(2) {
  animation-delay: 45ms;
}

.miller-column:nth-of-type(3) {
  animation-delay: 90ms;
}

.miller-column:nth-of-type(4) {
  animation-delay: 135ms;
}

.miller-column:nth-of-type(5) {
  animation-delay: 180ms;
}

.miller-column:nth-of-type(n + 6) {
  animation-delay: 225ms;
}

@keyframes miller-column-enter {
  from {
    opacity: 0;
    transform: translateX(-0.85rem);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Root column - fixed width for top-level navigation */
.miller-column:first-of-type {
  width: 160px;
  border-left: 0;
}

/* Middle columns - narrow slices with room for an icon and a few letters */
.miller-column:not(:first-of-type):not(:last-of-type) {
  width: 44px;
}

.miller-column:not(:first-of-type):not(:last-of-type):hover,
.miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded {
  width: var(--expanded-column-width, max-content);
  min-width: 12rem;
  max-width: 24rem;
  border-left-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  box-shadow: 10px 0 30px rgba(24, 32, 42, 0.1);
}

.miller-column:not(:first-of-type):not(:last-of-type):hover {
  transition-delay: 320ms, 320ms, 0ms, 0ms;
}

/* Active/last column - grows to fill remaining sidebar space */
.miller-column:last-of-type {
  flex: 1 1 auto;
  min-width: 200px;
}

.miller-column h2 {
  position: sticky;
  top: 0;
  z-index: 1;
  margin: 0;
  padding: 0.7rem 0.8rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel-strong) 72%, transparent);
  color: var(--muted);
  font: 700 0.72rem/1.2 ui-monospace, SFMono-Regular, monospace;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition:
    padding 360ms var(--motion-ease-out),
    color 180ms ease,
    background 240ms ease,
    box-shadow 240ms ease;
}

.miller-column h2::after {
  content: "";
  position: absolute;
  right: 0.7rem;
  bottom: -1px;
  left: 0.7rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.6;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 420ms var(--motion-ease-out), opacity 180ms ease;
}

.miller-column:hover h2,
.miller-column:last-of-type h2 {
  color: color-mix(in srgb, var(--text) 82%, var(--muted));
  background: color-mix(in srgb, var(--panel-strong) 88%, var(--accent));
}

.miller-column:hover h2::after,
.miller-column:last-of-type h2::after {
  opacity: 0.8;
  transform: scaleX(1);
}

.miller-column h2.has-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.miller-column-title-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: gap 320ms var(--motion-ease-out);
}

.miller-column-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.1rem;
  flex-shrink: 0;
  margin-left: 0.5rem;
}

.miller-column-actions > button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s, background 0.15s;
}

.miller-column:hover .miller-column-actions > button,
.miller-column-actions > button:focus {
  opacity: 1;
}

.miller-column-actions > button:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.miller-column-actions .miller-column-create > summary {
  width: 1.55rem;
  height: 1.55rem;
  border-radius: 0.2rem;
  border-color: color-mix(in srgb, #2563eb 32%, var(--border));
  background: color-mix(in srgb, #2563eb 12%, var(--panel-strong));
  color: #2563eb;
}

.miller-column-actions .miller-column-create > summary svg {
  width: 0.95rem;
  height: 0.95rem;
}

.miller-column-actions .miller-column-create > summary:hover {
  border-color: #2563eb;
  background: color-mix(in srgb, #2563eb 20%, var(--panel-strong));
  color: color-mix(in srgb, #2563eb 82%, var(--text));
}

.miller-column-create .document-actions-dropdown__menu {
  right: auto;
  left: 0;
}

.miller-browser:has(.document-actions-dropdown[open]) {
  position: relative;
  z-index: 70;
  overflow: visible;
}

.miller-column:has(.document-actions-dropdown[open]) {
  position: relative;
  z-index: 71;
  overflow: visible;
}

.miller-column:has(.document-actions-dropdown[open]) ul {
  overflow: visible;
}

.miller-column h2:has(.miller-column-create[open]) {
  z-index: 72;
  overflow: visible;
}

/* Middle column headers - show just first couple chars */
.miller-column:not(:first-of-type):not(:last-of-type) h2 {
  padding: 0.7rem 0.3rem;
  text-align: center;
}

.miller-column:not(:first-of-type):not(:last-of-type) h2 .miller-column-title-text {
  display: inline-block;
  max-width: 2.35rem;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: bottom;
  transition: max-width 380ms var(--motion-ease-out);
}

.miller-column:not(:first-of-type):not(:last-of-type):hover h2,
.miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded h2 {
  padding: 0.7rem 0.8rem;
  text-align: left;
}

.miller-column:not(:first-of-type):not(:last-of-type):hover h2 .miller-column-title-text,
.miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded h2 .miller-column-title-text {
  max-width: min(20rem, calc(var(--expanded-column-width, 14rem) - 2rem));
}

.miller-column ul {
  margin: 0;
  padding: 0.3rem;
  list-style: none;
  overflow-y: auto;
  flex: 1;
}

.miller-column a {
  position: relative;
  display: flex;
  min-height: 2.1rem;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  border-radius: 0;
  color: var(--text);
  text-decoration: none;
  font-size: 0.94rem;
  transition:
    padding 360ms var(--motion-ease-out),
    background 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms var(--motion-ease-out);
}

/* Middle column items - icon + truncated text */
.miller-column:not(:first-of-type):not(:last-of-type) a {
  padding: 0.4rem 0.1rem;
  justify-content: center;
}

.miller-column:not(:first-of-type):not(:last-of-type) .browser-item-label {
  justify-content: center;
  gap: 0.1rem;
}

.miller-column:not(:first-of-type):not(:last-of-type) .browser-item-name {
  display: inline-block;
  max-width: 2rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: bottom;
  transition: max-width 380ms var(--motion-ease-out);
}

.miller-column:not(:first-of-type):not(:last-of-type) .browser-item-chevron {
  width: 0;
  margin-right: 0;
  margin-left: 0;
  opacity: 0;
  transform: translateX(-0.35rem);
}

.miller-column:not(:first-of-type):not(:last-of-type):hover a,
.miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded a {
  padding: 0.4rem 0.5rem;
  justify-content: space-between;
}

.miller-column:not(:first-of-type):not(:last-of-type):hover .browser-item-label,
.miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded .browser-item-label {
  justify-content: flex-start;
  gap: 0.3rem;
}

.miller-column:not(:first-of-type):not(:last-of-type):hover .browser-item-name,
.miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded .browser-item-name {
  max-width: min(18rem, calc(var(--expanded-column-width, 14rem) - 3.5rem));
}

.miller-column:not(:first-of-type):not(:last-of-type):hover .browser-item-chevron,
.miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded .browser-item-chevron {
  width: 0.95rem;
  margin-right: 0.4rem;
  margin-left: auto;
  opacity: 1;
  transform: translateX(0);
}

.browser-item-label {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.3rem;
}

.browser-unread-count {
  display: inline-flex;
  min-width: 1.05rem;
  height: 1.05rem;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  padding: 0 0.28rem;
  border: none;
  border-radius: 999px;
  background: #c2410c;
  color: #fff;
  font: 800 0.65rem/1 ui-sans-serif, system-ui, sans-serif;
}

.browser-icon {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
  transition: color 180ms ease, transform 240ms var(--motion-ease-out);
}

.browser-icon--folder {
  color: var(--accent);
}

.browser-icon--activity,
.browser-icon--activity-home {
  color: var(--activity-accent);
}

.browser-icon--page {
  color: #465365;
}

.browser-icon--root {
  width: 0.95rem;
  height: 0.95rem;
  color: var(--accent);
}

.miller-column--root h2 {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.miller-column a.is-active,
.miller-column a.is-ancestor-selected,
.browser-item:hover > a {
  color: var(--accent);
}

.browser-item:hover .browser-icon,
.miller-column a.is-active .browser-icon {
  transform: translateY(-1px);
}

.keyboard-navigation-active .miller-column a.is-keyboard-selected {
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, transparent);
  outline-offset: -2px;
}

.browser-item-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.browser-item-shortname {
  display: none;
  min-width: 1.45rem;
  min-height: 1rem;
  align-items: center;
  justify-content: center;
  padding: 0.08rem 0.22rem;
  border: 1px solid color-mix(in srgb, var(--text) 14%, var(--border));
  border-radius: 0.2rem;
  background: color-mix(in srgb, var(--text) 5%, var(--panel-strong));
  color: color-mix(in srgb, var(--text) 76%, var(--muted));
  font: 700 11px/1 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.miller-column a.uses-shortname .browser-item-name {
  display: inline-block !important;
  min-width: 0;
  flex: 1 1 auto;
}

.miller-column a.uses-shortname .browser-item-shortname {
  display: inline-flex;
}

.miller-column.is-super-narrow a {
  min-height: 3rem;
  padding: 0.3rem 0.1rem;
  justify-content: center;
}

.miller-column.is-super-narrow .browser-item-label {
  align-items: center;
  flex-direction: column;
  justify-content: center;
  gap: 0.18rem;
}

.miller-column.is-super-narrow a.uses-shortname .browser-item-name {
  display: none !important;
}

.miller-column a.is-shortname-icon-only .browser-item-name {
  display: none !important;
}

.miller-column.is-super-narrow .browser-item-shortname {
  min-width: 1.35rem;
  padding-right: 0.16rem;
  padding-left: 0.16rem;
}

.miller-column.is-super-narrow .browser-item-chevron,
.miller-column.is-super-narrow .browser-item-actions {
  display: none;
}

.miller-column.is-super-narrow .browser-unread-count {
  position: absolute;
  top: 0.1rem;
  right: 0.05rem;
}

.browser-item-chevron {
  width: 0.95rem;
  height: 0.95rem;
  flex: 0 0 auto;
  transition:
    width 320ms var(--motion-ease-out),
    margin 320ms var(--motion-ease-out),
    opacity 180ms ease,
    transform 320ms var(--motion-ease-out);
}

.browser-item {
  position: relative;
  display: flex;
  align-items: center;
  background: transparent;
  box-shadow: inset 0 0 0 1px transparent;
  transition:
    background 140ms ease,
    box-shadow 140ms ease;
}

.browser-item::before {
  content: "";
  position: absolute;
  z-index: 1;
  top: 0.35rem;
  bottom: 0.35rem;
  left: 0;
  width: 2px;
  background: var(--accent);
  opacity: 0;
  transform: scaleY(0.35);
  transform-origin: center;
  transition: opacity 140ms ease, transform 180ms var(--motion-ease-out);
  pointer-events: none;
}

.browser-item:hover,
.keyboard-navigation-active .browser-item:has(> a.is-keyboard-selected) {
  background: var(--browser-state-hover);
}

.browser-item:hover::before {
  opacity: 0.28;
  transform: scaleY(0.55);
}

.browser-item:has(> a.is-ancestor-selected) {
  background: var(--browser-state-ancestor);
}

.browser-item:has(> a.is-ancestor-selected)::before {
  opacity: 0.55;
  transform: scaleY(0.75);
}

.browser-item:has(> a.is-active) {
  background: var(--browser-state-active);
  box-shadow:
    inset 0 1px color-mix(in srgb, var(--accent) 16%, transparent),
    inset 0 -1px color-mix(in srgb, var(--accent) 16%, transparent);
}

.browser-item:has(> a.is-active)::before {
  opacity: 1;
  transform: scaleY(1);
}

.browser-item:has(> a:active),
.browser-item:has(> .browser-item-actions > summary:active) {
  background: var(--browser-state-pressed);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 28%, transparent);
  transition-duration: 40ms;
}

.browser-item:has(> a:active)::before,
.browser-item:has(> .browser-item-actions > summary:active)::before {
  opacity: 1;
  transform: scaleY(1);
}

.browser-item:has(.browser-item-actions[open]) {
  z-index: 60;
}

.browser-item > a {
  flex: 1 1 auto;
  min-width: 0;
}

.browser-item > .browser-item-chevron {
  margin-left: auto;
  margin-right: 0.4rem;
  color: var(--muted);
}

.browser-item-actions {
  flex: 0 0 auto;
  margin-right: 0.2rem;
  opacity: 0;
  transform: translateX(-0.2rem) scale(0.94);
  transition: opacity 180ms ease, transform 240ms var(--motion-ease-out);
}

@media (min-width: 769px) {
  .miller-column:not(:first-of-type):not(:last-of-type) .miller-column-actions,
  .miller-column:not(:first-of-type):not(:last-of-type) .browser-item-actions {
    width: 0;
    margin-right: 0;
    margin-left: 0;
    overflow: hidden;
  }

  .miller-column:not(:first-of-type):not(:last-of-type):hover .miller-column-actions,
  .miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded .miller-column-actions {
    width: auto;
    margin-left: 0.35rem;
    overflow: visible;
  }

  .miller-column:not(:first-of-type):not(:last-of-type):hover .browser-item-actions,
  .miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded .browser-item-actions {
    width: 1.5rem;
    margin-right: 0.2rem;
    overflow: visible;
  }
}

.browser-item:hover .browser-item-actions,
.browser-item:focus-within .browser-item-actions,
.browser-item-actions[open] {
  opacity: 1;
  transform: translateX(0) scale(1);
  z-index: 60;
}

@media (min-width: 769px) {
  .document-shell > .breadcrumbs,
  .document-shell > .document-meta,
  .document-shell > .markdown-body {
    animation: document-surface-enter 480ms var(--motion-ease-soft) both;
  }

  .document-shell > .document-meta {
    animation-delay: 55ms;
  }

  .document-shell > .markdown-body {
    animation-delay: 105ms;
  }
}

@keyframes document-surface-enter {
  from {
    opacity: 0;
    transform: translateY(0.4rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.browser-item > .browser-item-actions > summary {
  width: 1.5rem;
  height: 1.5rem;
  border-color: transparent;
  border-radius: 0.2rem;
  background: transparent;
  color: var(--muted);
  outline: none;
}

.browser-item > .browser-item-actions > summary:hover {
  background: var(--browser-state-ancestor);
  border-color: transparent;
  color: var(--accent);
}

.browser-item > .browser-item-actions[open] > summary {
  background: var(--browser-state-active);
  border-color: transparent;
  color: var(--accent);
}

.browser-item > .browser-item-actions > summary:focus-visible {
  outline: 1px solid color-mix(in srgb, var(--accent) 72%, transparent);
  outline-offset: 1px;
}

.browser-item > .browser-item-actions > summary svg {
  width: 0.9rem;
  height: 0.9rem;
}

.browser-item-actions .document-actions-dropdown__menu {
  right: auto;
  left: 0;
  min-width: 10rem;
}

@media (hover: none) {
  .browser-item-actions {
    opacity: 1;
  }
}

/* Document shell */
.document-shell,
.error-panel,
.empty-preview {
  border: 1px solid var(--border);
  border-left: 0;
  border-radius: 0;
  background: var(--panel);
}

.error-panel,
.empty-preview {
  padding: 2rem;
}

.miller-browser + .empty-preview,
.miller-browser + .tag-preview {
  border-left: 1px solid color-mix(in srgb, var(--border) 82%, var(--accent));
  background: color-mix(in srgb, var(--panel) 97%, var(--accent));
  box-shadow: inset 1px 0 0 color-mix(in srgb, var(--panel-strong) 55%, transparent);
}

.document-shell {
  padding: 1.5rem 2rem;
  min-height: 100%;
  max-height: 100%;
  overflow-y: auto;
}

.tag-preview {
  max-width: 800px;
  padding: 2rem;
  border: 1px solid var(--border);
  border-left: 0;
  border-radius: 0;
  background: var(--panel);
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--accent);
  font: 700 0.78rem/1.2 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.lede {
  max-width: 44rem;
  color: var(--muted);
  line-height: 1.7;
}

.tag-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag-list a {
  display: inline-flex;
  padding: 0.15rem 0.4rem;
  border-radius: 0;
  background: var(--accent-soft);
  text-decoration: none;
}

.breadcrumbs {
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.breadcrumbs li:not(:last-child)::after {
  content: "/";
  color: var(--muted);
  margin-left: 0.25rem;
}

.breadcrumbs a {
  color: var(--accent);
  text-decoration: none;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

.breadcrumbs span[aria-current="page"] {
  color: var(--text);
  font-weight: 600;
}

.document-meta {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.document-edit-link {
    padding: 8px  12px;
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    background: var(--panel-strong);
    color: var(--text);
    font-family: var(--font-mono);
    border: 1px solid var(--control-border);
    border-radius: var(--control-radius);
    box-shadow: var(--control-shadow);
}

.document-meta h1 {
  margin: 0;
  font-size: 1.85rem;
  line-height: 1.1;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin: 0;
}

.meta-grid div {
  min-width: 0;
}

.meta-grid dt {
  margin: 0 0 0.2rem;
  color: var(--muted);
  font: 700 0.68rem/1.2 ui-monospace, SFMono-Regular, monospace;
  text-transform: uppercase;
}

.meta-grid dd {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  overflow-wrap: anywhere;
}

.markdown-body {
  line-height: 1.75;
}

.document-shell .markdown-body > :first-child {
  margin-top: 0;
}

.markdown-body pre {
  overflow-x: auto;
  padding: 1rem;
  border-radius: 0;
  background: #18202a;
  color: #f7f9fc;
}

.markdown-body blockquote {
  margin-left: 0;
  padding: 0.9rem 1rem;
  border-left: 4px solid var(--accent);
  border-radius: 0;
  background: rgba(15, 91, 216, 0.05);
}

.markdown-body img {
  display: block;
  max-width: min(85%, 100%);
  height: auto;
}

.version-notice {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  max-width: min(28rem, calc(100vw - 2rem));
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--panel-strong);
}

.offline-notice {
  position: fixed;
  left: 1rem;
  bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  max-width: min(28rem, calc(100vw - 2rem));
  padding: 0.6rem 0.85rem;
  border: 1px solid rgba(234, 179, 8, 0.4);
  border-radius: 0;
  background: rgba(254, 252, 232, 0.95);
  color: #854d0e;
  font-size: 0.9rem;
}

.offline-notice[hidden] {
  display: none;
}

.cached-notice {
  position: fixed;
  left: 1rem;
  bottom: 4.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  max-width: min(28rem, calc(100vw - 2rem));
  padding: 0.6rem 0.85rem;
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: 0;
  background: rgba(239, 246, 255, 0.96);
  color: #1d4ed8;
  font-size: 0.9rem;
}

.cached-notice[hidden] {
  display: none;
}

.sync-queue {
  position: fixed;
  left: 1rem;
  bottom: 7.9rem;
  z-index: 30;
  display: grid;
  gap: 0.65rem;
  width: min(28rem, calc(100vw - 2rem));
  padding: 0.75rem 0.85rem;
  border: 1px solid rgba(146, 64, 14, 0.24);
  background: rgba(255, 251, 235, 0.97);
  color: #78350f;
  box-shadow: 0 18px 48px rgba(24, 32, 42, 0.12);
  font-size: 0.9rem;
}

.sync-queue[hidden] {
  display: none;
}

.sync-queue__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.sync-queue__header strong,
.sync-queue__header p {
  margin: 0;
}

.sync-queue__header p {
  color: #92400e;
  font-size: 0.84rem;
}

.sync-queue button {
  min-height: 2rem;
  flex: 0 0 auto;
  padding: 0 0.65rem;
  border: 1px solid rgba(146, 64, 14, 0.25);
  background: #fff;
  color: #78350f;
  cursor: pointer;
  font: 700 0.82rem/1 ui-monospace, SFMono-Regular, monospace;
}

.sync-queue button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.sync-queue ul {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sync-queue li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-width: 0;
  color: #78350f;
}

.sync-queue li span:first-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: ui-monospace, SFMono-Regular, monospace;
}

.sync-queue li span:last-child {
  flex: 0 0 auto;
  color: #92400e;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.sync-queue li[data-state="conflict"] span:last-child {
  color: #b91c1c;
}

.offline-icon {
  display: inline-block;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 0;
  background: #eab308;
  flex-shrink: 0;
}

.cached-icon {
  display: inline-block;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 0;
  background: #2563eb;
  flex-shrink: 0;
}

.version-notice[hidden] {
  display: none;
}

.version-notice p {
  margin: 0;
  color: var(--text);
}

.version-notice button {
  min-height: 2.2rem;
  padding: 0 0.8rem;
  border: 0;
  border-radius: 0;
  color: var(--accent-ink);
  background: var(--accent);
  font: 700 0.9rem/1 ui-monospace, SFMono-Regular, monospace;
  cursor: pointer;
}

.document-meta__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.document-meta:has(.document-actions-dropdown[open]) {
  position: relative;
  z-index: 80;
}

.document-meta__header--editor {
  align-items: end;
}

/* Document actions dropdown */
.document-actions-dropdown {
  position: relative;
  display: inline-block;
}

.document-actions-dropdown > summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  color: var(--text);
  cursor: pointer;
  list-style: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.document-actions-dropdown > summary::-webkit-details-marker {
  display: none;
}

.document-actions-dropdown > summary:hover {
  background: color-mix(in srgb, var(--accent) 8%, var(--panel-strong));
  border-color: var(--accent);
  color: var(--accent);
}

.document-actions-dropdown > summary svg {
  width: 1.1rem;
  height: 1.1rem;
}

.document-actions-dropdown__menu {
  position: absolute;
  right: 0;
  top: calc(100% + 0.4rem);
  z-index: 50;
  min-width: 14rem;
  padding: 0.35rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel-strong);
  box-shadow: 0 8px 32px rgba(24, 32, 42, 0.12);
}

.document-actions-dropdown:not([open]) .document-actions-dropdown__menu {
  display: none;
}

.document-actions-dropdown__item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.document-actions-dropdown__item:hover {
  background: var(--accent-soft);
}

.document-actions-dropdown__item svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.document-actions-dropdown__item--danger {
  color: #b42318;
}

.document-actions-dropdown__item--danger:hover {
  background: color-mix(in srgb, #b42318 10%, var(--panel-strong));
}

.document-actions-dropdown__divider {
  margin: 0.35rem 0;
  border: 0;
  border-top: 1px solid var(--border);
}

.document-actions-dropdown__meta {
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
}

.document-actions-dropdown__meta-row {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.3rem 0;
}

.document-actions-dropdown__meta-label {
  flex-shrink: 0;
  width: 3rem;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.document-actions-dropdown__meta-value {
  font-size: 0.8rem;
  word-break: break-all;
}

.document-actions-dropdown__tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.document-actions-dropdown__tag-list a {
  display: inline-block;
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  text-decoration: none;
  transition: background 0.15s;
}

.document-actions-dropdown__tag-list a:hover {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

.document-shell--editor {
  display: grid;
  grid-template-rows: auto auto 1fr;
  min-height: 0;
}

.editor-form {
  min-height: 0;
  position: relative;
}

.editor-form[hidden] {
  display: none;
}

[data-codemirror-mount] {
  display: none;
  width: 100%;
  min-height: 60vh;
  height: 100%;
  border: 1px solid var(--border);
  overflow: hidden;
}

[data-codemirror-mount].codemirror-mounted {
  display: block;
}

.editor-form textarea {
  width: 100%;
  min-height: 60vh;
  height: 100%;
  resize: vertical;
  border: 1px solid var(--border);
  background: #fbfbf9;
  color: var(--text);
  padding: 1rem;
  font: 400 0.98rem/1.6 ui-monospace, SFMono-Regular, monospace;
}

[data-codemirror-mount].codemirror-mounted ~ textarea {
  display: none;
}

@keyframes codemirror-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

[data-codemirror-mount]:not(.codemirror-mounted) {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, var(--panel-strong) 25%, var(--panel) 50%, var(--panel-strong) 75%);
  background-size: 200% 100%;
  animation: codemirror-shimmer 1.5s ease infinite;
  color: var(--muted);
  font-size: 0.85rem;
}

[data-codemirror-mount] .cm-editor,
[data-conflict-codemirror-mount] .cm-editor {
  height: 100%;
}

.editor-status {
  display: inline-block;
  min-width: 5.5rem;
  font-weight: 600;
  text-align: right;
}

.editor-status[data-state="queued"] {
  color: #92400e;
}

.editor-status[data-state="conflict"] {
  color: #b91c1c;
}

.editor-status[data-state="saving"],
.editor-status[data-state="unsaved"] {
  color: #1d4ed8;
}

.editor-conflict {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.8rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid #fecaca;
  background: #fff1f2;
  color: #7f1d1d;
}

.editor-conflict[hidden] {
  display: none;
}

.editor-conflict__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.editor-conflict__header > div:first-child {
  display: grid;
  gap: 0.2rem;
}

.editor-conflict__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.editor-conflict__actions button {
  min-height: 2.1rem;
  padding: 0 0.75rem;
  border: 1px solid #fecaca;
  background: #fff;
  color: #7f1d1d;
  cursor: pointer;
}

.editor-conflict__actions button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.editor-conflict__choices {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.editor-conflict__choices button {
  min-height: 2rem;
  padding: 0 0.65rem;
  border: 1px solid rgba(127, 29, 29, 0.2);
  background: rgba(255, 255, 255, 0.72);
  color: #7f1d1d;
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
}

.editor-conflict__choices button[data-conflict-use="server"] {
  border-color: rgba(185, 28, 28, 0.25);
  background: rgba(254, 202, 202, 0.6);
}

.editor-conflict__choices button[data-conflict-use="local"] {
  border-color: rgba(22, 101, 52, 0.25);
  background: rgba(187, 247, 208, 0.55);
  color: #14532d;
}

.editor-conflict p {
  margin: 0;
}

.editor-conflict__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-size: 0.86rem;
}

.editor-conflict__legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.editor-conflict__swatch {
  width: 0.75rem;
  height: 0.75rem;
  border: 1px solid currentColor;
  display: inline-block;
}

.editor-conflict__swatch--server {
  background: rgba(200, 85, 61, 0.2);
  color: #b91c1c;
}

.editor-conflict__swatch--local {
  background: rgba(63, 143, 89, 0.2);
  color: #166534;
}

.editor-conflict__diff {
  min-height: 16rem;
  overflow: auto;
  border: 1px solid rgba(127, 29, 29, 0.18);
  background: #fff;
}

.editor-conflict code {
  word-break: break-all;
}

.editor-conflict__resolution {
  display: grid;
  gap: 0.4rem;
}

.editor-conflict__resolution label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.editor-conflict__resolution textarea {
  width: 100%;
  min-height: 16rem;
  resize: vertical;
  border: 1px solid rgba(127, 29, 29, 0.18);
  background: #fff;
  color: #1c2430;
  font-family: "Iosevka", "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.9rem;
  line-height: 1.55;
  padding: 0.75rem;
}

[data-conflict-codemirror-mount] {
  display: none;
  width: 100%;
  min-height: 18rem;
  height: 32rem;
  border: 1px solid rgba(127, 29, 29, 0.18);
  background: #fff;
  overflow: hidden;
}

[data-conflict-codemirror-mount].codemirror-mounted {
  display: block;
}

[data-conflict-codemirror-mount].codemirror-mounted + textarea {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Adaptive breakpoints */
@media (max-width: 1024px) {
  .workspace-shell,
  .workspace-shell--empty {
    grid-template-columns: minmax(240px, 0.45fr) minmax(0, 1fr);
    gap: 0;
  }

  .workspace-shell--document {
    grid-template-columns: minmax(240px, 0.45fr) minmax(0, 1fr) minmax(1.25rem, 1.25rem);
    gap: 0;
  }

  .workspace-shell--document.comments-visible {
    grid-template-columns: minmax(180px, 0.30fr) minmax(0, 1fr) 16rem;
  }

  .document-shell {
    padding: 1.25rem 1.5rem;
  }
}

@media (max-width: 768px) {
  /* .site-brand img {
    height: 3rem;
  } */

  .site-header__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 0.375rem;
    padding: 0 0.5rem;
    min-height: 40px;
  }

  .site-nav a,
  .site-nav__button,
  .notification-bell__trigger {
    width: 2.25rem;
    height: 2.25rem;
  }

  .notification-bell__dropdown {
    position: fixed;
    top: 2.9rem;
    right: 0.5rem;
    left: 0.5rem;
    width: auto;
    max-height: calc(100svh - 3.4rem);
  }

  body.drawer-open {
    overflow: hidden;
  }

  .site-main {
    height: auto;
    min-height: calc(100vh - 41px);
  }

  .workspace-shell,
  .workspace-shell--document,
  .workspace-shell--empty {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .workspace-shell--document.comments-visible {
    grid-template-columns: 1fr;
  }

  /* Mobile shell layout */
  .document-shell {
    display: flex;
    flex-direction: column;
    padding: 0;
    min-height: auto;
    max-height: none;
    border-left: 1px solid var(--border);
    border-top: 0;
  }

  /* Mobile top bar */
  .document-mobile-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.6rem 0.9rem;
    border-bottom: 1px solid var(--border);
    background: var(--panel);
  }

  .document-mobile-bar__title {
    flex: 1 1 auto;
    min-width: 0;
    font-weight: 600;
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
  }

  .document-mobile-bar__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--panel-strong);
    color: var(--text);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
  }

  .document-mobile-bar__btn:hover {
    background: color-mix(in srgb, var(--accent) 8%, var(--panel-strong));
    border-color: var(--accent);
    color: var(--accent);
  }

  .document-mobile-bar__btn svg {
    width: 1.1rem;
    height: 1.1rem;
  }

  /* Breadcrumbs below mobile bar */
  .document-shell .breadcrumbs {
    padding: 0.5rem 0.9rem;
    border-bottom: 1px solid var(--border);
    background: var(--panel);
    font-size: 0.85rem;
  }

  /* Backdrop for drawers */
  .mobile-drawer-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 180;
    background: rgba(0, 0, 0, 0.35);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
  }

  body.drawer-open .mobile-drawer-backdrop {
    opacity: 1;
    visibility: visible;
  }

  /* Drawer close button */
  .mobile-drawer-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: color 0.15s;
  }

  .mobile-drawer-close:hover {
    color: var(--accent);
  }

  .mobile-drawer-close svg {
    width: 1.1rem;
    height: 1.1rem;
  }

  .mobile-drawer-close--inside {
    position: absolute;
    top: 0.6rem;
    right: 0.6rem;
    z-index: 5;
  }

  /* Left file picker drawer */
  .miller-browser {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: min(82vw, 20rem);
    min-height: auto;
    max-height: none;
    z-index: 200;
    border-right: 1px solid var(--border);
    border-bottom: 0;
    border-radius: 0;
    background: var(--panel);
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }

  .miller-browser.is-open {
    transform: translateX(0);
  }

  /* Empty views have no picker toggle, so keep their document browser visible. */
  .workspace-shell--empty > .miller-browser {
    position: relative;
    inset: auto;
    width: 100%;
    min-height: calc(100svh - 41px);
    max-height: calc(100svh - 41px);
    z-index: auto;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    transform: none;
  }

  .workspace-shell--empty > .miller-browser .mobile-drawer-close {
    display: none;
  }

  .workspace-shell--empty > .miller-browser .miller-column:only-of-type {
    flex: 1 0 100%;
  }

  .workspace-shell--empty > .empty-preview {
    display: none;
  }

  .miller-browser .mobile-drawer-close--inside {
    top: 0.5rem;
    right: 0.5rem;
  }

  .miller-column,
  .miller-column:first-of-type,
  .miller-column:last-of-type,
  .miller-column:not(:first-of-type):not(:last-of-type) {
    box-sizing: border-box;
    flex: 0 0 100%;
    width: 100%;
    min-width: 100%;
    max-width: 100%;
  }

  .miller-column:not(:first-of-type):not(:last-of-type) h2 {
    padding: 0.7rem 0.8rem;
    text-align: left;
  }

  .miller-column:not(:first-of-type):not(:last-of-type) h2 .miller-column-title-text {
    max-width: none;
  }

  .miller-column:not(:first-of-type):not(:last-of-type) a {
    padding: 0.4rem 0.5rem;
    justify-content: space-between;
  }

  .miller-column:not(:first-of-type):not(:last-of-type) .browser-item-label {
    justify-content: flex-start;
    gap: 0.4rem;
  }

  .miller-column:not(:first-of-type):not(:last-of-type) .browser-item-name {
    max-width: none;
  }

  .miller-column:not(:first-of-type):not(:last-of-type) .browser-item-chevron {
    display: inline-block;
    width: 0.95rem;
    margin-right: 0.5rem;
    margin-left: auto;
    opacity: 1;
    transform: none;
  }

  /* Top metadata drawer */
  .document-meta {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    z-index: 200;
    max-height: 70vh;
    overflow-y: auto;
    padding: 2.2rem 1rem 1rem;
    border-bottom: 1px solid var(--border);
    border-radius: 0 0 var(--radius) var(--radius);
    background: var(--panel);
    transform: translateY(-110%);
    transition: transform 0.25s ease;
    box-shadow: 0 12px 40px rgba(24, 32, 42, 0.12);
  }

  .document-meta.is-open {
    transform: translateY(0);
  }

  .document-meta .mobile-drawer-close--inside {
    top: 0.55rem;
    right: 0.55rem;
  }

  .document-meta__header {
    align-items: flex-start;
    flex-direction: row;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .document-actions-dropdown__menu {
    position: static;
    box-shadow: none;
    border: 0;
    border-radius: var(--radius-sm);
    background: var(--panel-strong);
    margin-top: 0.5rem;
  }

  .document-actions-dropdown__item {
    padding: 0.65rem 0.8rem;
  }

  .document-actions-dropdown__meta {
    padding: 0.5rem 0.8rem;
  }

  .meta-grid {
    grid-template-columns: 1fr;
  }

  /* Document body padding */
  .document-shell .markdown-body {
    padding: 1rem;
    padding-bottom: calc(1rem + 64px);
  }

  .comment-anchor-btn {
    right: -0.5rem;
  }

  /* Comments bottom sheet */
  .document-comments-aside {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    height: 80vh;
    max-height: none;
    z-index: 200;
    flex-direction: column;
    background: var(--panel);
    border-top: 1px solid var(--border);
    border-radius: 12px 12px 0 0;
    transform: translateY(calc(100% - 48px));
    transition: transform 0.25s ease;
    box-shadow: 0 -4px 24px rgba(24, 32, 42, 0.08);
  }

  .document-comments-aside.is-open {
    transform: translateY(0);
  }

  .document-comments-aside:not(.is-open) [data-close-comments] {
    display: none;
  }

  .document-comments-aside .document-comments-strip,
  .document-comments-aside .document-comments-panel {
    display: none;
  }

  .document-comments-sheet {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
  }

  .document-comments-sheet__handle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    flex-shrink: 0;
    height: 48px;
    padding: 0 0.6rem;
    border-bottom: 1px solid var(--border);
  }

  .document-comments-sheet__toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.6rem;
    border: 0;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text);
    font: inherit;
    font-size: 0.9rem;
    cursor: pointer;
  }

  .document-comments-sheet__toggle svg {
    width: 1rem;
    height: 1rem;
    color: var(--accent);
  }

  .document-comments-sheet__panel {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    padding: 0.5rem 0.75rem;
  }
}

@media (min-width: 1600px) {
  .workspace-shell--document {
    grid-template-columns: minmax(300px, 0.32fr) minmax(0, 1fr) minmax(1.25rem, 1.25rem);
  }

  .workspace-shell--document.comments-visible {
    grid-template-columns: minmax(260px, 0.26fr) minmax(0, 1fr) minmax(300px, 24rem);
  }
}

/* Search results */
.search-panel {
  max-width: 800px;
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--panel);
}

.search-results {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.search-results li {
  border-bottom: 1px solid var(--border);
}

.search-results li:last-child {
  border-bottom: 0;
}

.search-results a {
  display: block;
  padding: 1rem 0;
  color: var(--text);
  text-decoration: none;
}

.search-results a:hover {
  color: var(--accent);
}

.search-result-title {
  display: block;
  font-weight: 600;
  font-size: 1.1rem;
}

.search-result-path {
  display: block;
  color: var(--muted);
  font-size: 0.85rem;
  font-family: ui-monospace, SFMono-Regular, monospace;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="system"] .miller-column h2 {
    background: oklch(0.20 0.015 55 / 0.72);
  }

  :root[data-theme="system"] .browser-icon--page {
    color: oklch(0.66 0.018 55);
  }

  :root[data-theme="system"] .markdown-body pre {
    background: oklch(0.12 0.015 55);
    color: oklch(0.93 0.006 55);
  }

  :root[data-theme="system"] .markdown-body blockquote {
    border-left-color: var(--accent);
    background: oklch(0.705 0.165 55 / 0.07);
  }

  :root[data-theme="system"] .editor-form textarea {
    background: oklch(0.15 0.012 55);
    color: var(--text);
    border-color: var(--border);
  }

  :root[data-theme="system"] .editor-conflict {
    border-color: oklch(0.55 0.18 25 / 0.4);
    background: oklch(0.22 0.04 25);
    color: oklch(0.75 0.12 25);
  }

  :root[data-theme="system"] .editor-conflict__actions button {
    border-color: oklch(0.55 0.18 25 / 0.4);
    background: oklch(0.18 0.018 55);
    color: oklch(0.75 0.12 25);
  }

  :root[data-theme="system"] .editor-conflict__choices button {
    border-color: oklch(0.55 0.18 25 / 0.35);
    background: oklch(0.18 0.018 55);
    color: oklch(0.75 0.12 25);
  }

  :root[data-theme="system"] .editor-conflict__choices button[data-conflict-use="server"] {
    border-color: oklch(0.65 0.18 25 / 0.45);
    background: oklch(0.28 0.08 25 / 0.8);
    color: oklch(0.78 0.13 25);
  }

  :root[data-theme="system"] .editor-conflict__choices button[data-conflict-use="local"] {
    border-color: oklch(0.65 0.15 145 / 0.45);
    background: oklch(0.25 0.07 145 / 0.8);
    color: oklch(0.78 0.12 145);
  }

  :root[data-theme="system"] .editor-conflict__swatch--server {
    background: oklch(0.35 0.12 25 / 0.65);
    color: oklch(0.72 0.14 25);
  }

  :root[data-theme="system"] .editor-conflict__swatch--local {
    background: oklch(0.33 0.10 145 / 0.65);
    color: oklch(0.72 0.13 145);
  }

  :root[data-theme="system"] .editor-conflict__diff {
    border-color: oklch(0.55 0.18 25 / 0.3);
    background: oklch(0.14 0.012 55);
  }

  :root[data-theme="system"] .editor-conflict__resolution textarea {
    border-color: oklch(0.55 0.18 25 / 0.3);
    background: oklch(0.14 0.012 55);
    color: var(--text);
  }

  :root[data-theme="system"] [data-conflict-codemirror-mount] {
    border-color: oklch(0.55 0.18 25 / 0.3);
    background: oklch(0.14 0.012 55);
  }

  :root[data-theme="system"] .offline-notice {
    border-color: oklch(0.75 0.15 85 / 0.4);
    background: oklch(0.22 0.03 85 / 0.95);
    color: oklch(0.75 0.12 85);
  }

  :root[data-theme="system"] .offline-icon {
    background: oklch(0.78 0.165 85);
  }

  :root[data-theme="system"] .cached-notice {
    border-color: oklch(0.55 0.15 250 / 0.3);
    background: oklch(0.20 0.035 250 / 0.96);
    color: oklch(0.65 0.12 250);
  }

  :root[data-theme="system"] .cached-icon {
    background: oklch(0.60 0.15 250);
  }

  :root[data-theme="system"] .sync-queue {
    border-color: oklch(0.65 0.12 75 / 0.32);
    background: oklch(0.21 0.035 75 / 0.96);
    color: oklch(0.75 0.12 75);
    box-shadow: 0 18px 48px oklch(0.08 0.02 55 / 0.32);
  }

  :root[data-theme="system"] .sync-queue__header p,
  :root[data-theme="system"] .sync-queue li,
  :root[data-theme="system"] .sync-queue li span:last-child {
    color: oklch(0.72 0.11 75);
  }

  :root[data-theme="system"] .sync-queue button {
    border-color: oklch(0.65 0.12 75 / 0.28);
    background: oklch(0.17 0.018 55);
    color: oklch(0.75 0.12 75);
  }

  :root[data-theme="system"] .sync-queue li[data-state="conflict"] span:last-child {
    color: oklch(0.68 0.16 25);
  }

  :root[data-theme="system"] .version-notice button {
    background: var(--accent);
  }

  :root[data-theme="system"] .miller-column:not(:first-of-type):not(:last-of-type):hover,
  :root[data-theme="system"] .miller-column:not(:first-of-type):not(:last-of-type).is-preview-expanded {
    box-shadow: 8px 0 24px oklch(0.08 0.02 55 / 0.3);
  }

  :root[data-theme="system"] .editor-status[data-state="queued"] {
    color: oklch(0.65 0.12 75);
  }

  :root[data-theme="system"] .editor-status[data-state="conflict"] {
    color: oklch(0.60 0.18 25);
  }

  :root[data-theme="system"] .editor-status[data-state="saving"],
  :root[data-theme="system"] .editor-status[data-state="unsaved"] {
    color: oklch(0.65 0.12 250);
  }

  :root[data-theme="system"] .markdown-body blockquote {
    background: oklch(0.705 0.165 55 / 0.07);
  }
}

/* Comments */
.commentable {
  position: relative;
}

.commentable:hover,
.keyboard-navigation-active .commentable.is-keyboard-selected,
.keyboard-navigation-active .markdown-body .is-keyboard-selected {
  background: var(--accent-soft);
}

.keyboard-navigation-active .markdown-body .is-keyboard-selected {
  outline: 2px solid color-mix(in srgb, var(--accent) 68%, transparent);
  outline-offset: 0.25rem;
}

.comment-anchor-btn {
  position: absolute;
  right: -1.5rem;
  top: 0.25rem;
  width: 1.28rem;
  height: 1.28rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--panel-strong);
  color: var(--accent);
  opacity: 0.82;
  overflow: visible;
  cursor: pointer;
  transition: opacity 0.15s ease, transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.comment-anchor-btn svg {
  width: 0.78rem;
  height: 0.78rem;
}

.comment-anchor-btn--has-comments {
  background: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 55%, black);
  color: var(--accent-ink);
  opacity: 1;
}

.comment-anchor-btn--has-comments:hover,
.comment-anchor-btn--has-comments:focus-visible {
  background: color-mix(in srgb, var(--accent) 88%, black);
}

.comment-anchor-count {
  position: absolute;
  top: -0.3rem;
  right: -0.4rem;
  min-width: 1rem;
  height: 1rem;
  padding: 0 0.24rem;
  border: 1px solid var(--panel-strong);
  border-radius: 999px;
  background: var(--text);
  color: var(--panel-strong);
  font-size: 0.62rem;
  line-height: 1;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
}

.comment-anchor-count[hidden] {
  display: none;
}

.comment-anchor-tooltip {
  position: absolute;
  top: -2rem;
  right: -0.25rem;
  z-index: 2;
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel-strong);
  color: var(--text);
  font-size: 0.72rem;
  line-height: 1;
  white-space: nowrap;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(0.2rem);
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.commentable:hover .comment-anchor-btn {
  opacity: 1;
}

.comment-anchor-btn:hover,
.comment-anchor-btn:focus-visible {
  opacity: 1;
  transform: translateY(-1px);
}

.comment-anchor-btn:hover .comment-anchor-tooltip,
.comment-anchor-btn:focus-visible .comment-anchor-tooltip {
  opacity: 1;
  transform: translateY(0);
}

.comment-list {
  margin-top: 0.5rem;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
}

.comments-hidden .comment-list {
  display: none;
}

.comment-item {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.comment-item:last-child {
  border-bottom: 0;
}

.comment-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.comment-meta strong {
  color: var(--text);
}

.comment-body {
  font-size: 0.9rem;
  line-height: 1.5;
}

.compact-authoring {
  position: relative;
  z-index: 3;
  display: grid;
  gap: 0.5rem;
  width: min(34rem, 100%);
  margin: 0.65rem 0 0;
  padding: 0.7rem;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--border));
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  color: var(--text);
  font: 400 0.88rem/1.4 system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

.compact-authoring[hidden] {
  display: none;
}

.comments-aside-item__comment .compact-authoring,
.comment-item .compact-authoring {
  width: 100%;
}

.activity-entry__comments > .compact-authoring {
  width: auto;
  margin: 0.5rem 0.75rem 0.75rem;
}

.activity-comment > .compact-authoring {
  width: 100%;
  margin: 0.5rem 0 0;
}

.compact-authoring__title {
  font-size: 0.82rem;
}

.compact-authoring__target {
  overflow: hidden;
  padding-left: 0.55rem;
  border-left: 2px solid var(--accent);
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.compact-authoring textarea {
  box-sizing: border-box;
  width: 100%;
  min-height: 5rem;
  resize: vertical;
  padding: 0.55rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  background: var(--panel);
  color: var(--text);
  font: inherit;
}

.compact-authoring textarea:focus {
  border-color: var(--accent);
  outline: 2px solid color-mix(in srgb, var(--accent) 24%, transparent);
}

.compact-authoring__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.45rem;
}

.compact-authoring__hint {
  margin-right: auto;
  color: var(--muted);
  font-size: 0.7rem;
}

.compact-authoring__actions button {
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  background: var(--panel);
  color: var(--text);
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}

.compact-authoring__actions button[type='submit'] {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
}

.compact-authoring.compact-authoring--activity {
  position: relative;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.compact-authoring.compact-authoring--activity textarea {
  min-height: 4.5rem;
  margin: 0;
  padding: 0.55rem 0.55rem 2.8rem;
  background: var(--panel);
}

.compact-authoring--activity .compact-authoring__actions {
  position: absolute;
  right: 0.45rem;
  bottom: 0.45rem;
  gap: 0.3rem;
}

.compact-authoring--activity .compact-authoring__hint {
  margin-right: 0;
  padding: 0.3rem 0.38rem;
  background: color-mix(in srgb, var(--panel-strong) 92%, transparent);
}

/* Compact comment surfaces */
.document-comments-panel__list {
  padding: 0.65rem;
}

.comments-toolbar {
  min-height: 2.8rem;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.5rem 0.65rem;
}

.comments-toolbar strong {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font: 650 0.9rem/1 ui-sans-serif, system-ui, sans-serif;
}

.comments-toolbar kbd {
  color: var(--muted);
  font-size: 0.6rem;
}

.comments-toolbar button {
  padding: 0.28rem 0.4rem;
  font-size: 0.68rem;
}

.comments-aside-item {
  margin-bottom: 0.65rem;
  padding: 0.55rem;
}

.comments-aside-item__target {
  position: relative;
  width: calc(100% + 1.1rem);
  margin: -0.55rem -0.55rem 0.5rem;
  padding: 0.42rem 0.55rem 0.42rem 1.5rem;
  font-size: 0.72rem;
}

.comments-aside-item__target::before {
  content: "\201C";
  position: absolute;
  top: 50%;
  left: 0.55rem;
  transform: translateY(-50%);
  color: var(--accent);
  font: 700 1rem/0.8 var(--font-body);
}

.comments-aside-item__meta,
.comment-meta {
  display: grid;
  grid-template-columns: 1.55rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-size: 0.7rem;
}

.comment-avatar {
  display: grid;
  width: 1.55rem;
  height: 1.55rem;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--accent) 26%, var(--border));
  background: var(--accent-soft);
  color: var(--accent);
  font: 700 0.55rem/1 var(--font-mono);
}

.comment-identity {
  min-width: 0;
}

.comment-identity strong,
.comment-identity time {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.comment-identity strong {
  color: var(--text);
  font-size: 0.72rem;
}

.comment-identity time {
  margin-top: 0.08rem;
  color: var(--muted);
  font-size: 0.62rem;
}

.comments-aside-item__body,
.comment-body {
  padding-left: 2rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.comments-aside-item__body {
  font-size: 0.8rem;
}

.comments-aside-item__comment {
  padding: 0.35rem 0 0.45rem;
  outline: 0;
}

.comments-aside-item__comment:focus-visible {
  box-shadow: inset 2px 0 0 var(--accent);
}

.comment-thread__replies {
  margin-left: 1rem;
  padding-left: 0.55rem;
  border-left: 1px solid color-mix(in srgb, var(--accent) 32%, var(--border));
}

.comment-status {
  border-radius: var(--control-radius);
}

.comment-actions {
  align-items: center;
  gap: 0.15rem;
  margin-top: 0.35rem;
  padding-left: 1.9rem;
}

.comment-action {
  padding: 0.2rem 0.3rem;
  color: var(--muted);
  font-size: 0.66rem;
  text-decoration: none;
}

.comment-action--resolve {
  margin-left: auto;
}

.comment-action:hover,
.comments-toolbar button:hover {
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
}

.compact-authoring {
  gap: 0.4rem;
  margin-top: 0.5rem;
  padding: 0.5rem;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--text) 10%, transparent);
}

.compact-authoring__context {
  display: flex;
  min-width: 0;
  align-items: baseline;
  gap: 0.5rem;
}

.compact-authoring__title {
  flex: 0 0 auto;
  font-size: 0.78rem;
}

.compact-authoring__target {
  min-width: 0;
  padding-left: 0.45rem;
  border-left-width: 1px;
}

.compact-authoring textarea {
  min-height: 3.75rem;
  padding: 0.48rem 0.55rem;
}

.compact-authoring__actions button {
  min-height: 1.85rem;
  padding: 0.28rem 0.48rem;
  font-size: 0.72rem;
}

@media (max-width: 768px) {
  .document-comments-sheet__panel {
    padding: 0;
  }

  .compact-authoring__hint {
    display: none;
  }

  .compact-authoring__actions {
    gap: 0.25rem;
  }
}

.comment-popup {
  position: absolute;
  left: 50%;
  top: calc(100% + 0.4rem);
  transform: translateX(-50%) translateY(0.25rem);
  z-index: 100;
  width: min(22rem, calc(100vw - 2rem));
  max-height: 18rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
}

.comment-popup--visible {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.comment-popup__title {
  margin-bottom: 0.4rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.comment-popup__list {
  max-height: 14rem;
  overflow-y: auto;
}

.comment-popup__item {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
}

.comment-popup__item:last-child {
  border-bottom: 0;
}

.comment-popup__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.2rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.comment-popup__meta strong {
  color: var(--text);
}

.comment-popup__body {
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text);
}

.permissions-shell {
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: clamp(1rem, 3vw, 2rem);
}

.permissions-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.permissions-header h1 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}

.permissions-form {
  display: grid;
  gap: 1rem;
}

.permissions-panel {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.permissions-panel__header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel-strong) 62%, transparent);
}

.permissions-panel__header h2 {
  margin: 0.15rem 0 0;
  font-size: 1.1rem;
}

.permission-bulk-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.55rem;
}

.permission-select-all {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.permission-select-all input,
.permission-user-check {
  width: 1rem;
  height: 1rem;
  accent-color: var(--accent);
}

.permission-bulk-actions select,
.permission-user-row select {
  min-height: 2.35rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
}

.permission-bulk-actions select {
  min-width: 9rem;
  padding: 0.5rem 0.65rem;
}

.permission-apply {
  min-height: 2.35rem;
  padding: 0.45rem 0.8rem;
}

.permission-user-list {
  display: grid;
}

.permission-user-row {
  display: grid;
  grid-template-columns: auto minmax(14rem, 1.4fr) minmax(13rem, 1fr) minmax(9rem, 12rem);
  gap: 0.85rem;
  align-items: center;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--border);
  background: transparent;
}

.permission-user-row:hover {
  background: color-mix(in srgb, var(--accent) 5%, transparent);
}

.permission-user-row:last-child {
  border-bottom: 0;
}

.permission-user-main,
.permission-grant-meta {
  display: grid;
  min-width: 0;
  gap: 0.25rem;
}

.permission-user-name {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}

.permission-user-name em {
  color: var(--accent);
  font: 700 0.68rem/1.2 ui-monospace, SFMono-Regular, monospace;
  font-style: normal;
  letter-spacing: 0;
  text-transform: uppercase;
}

.permission-user-email,
.permission-user-meta,
.permission-grant-meta small {
  overflow: hidden;
  color: var(--muted);
  font-size: 0.88rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.permission-grant-meta strong {
  font-size: 0.94rem;
}

.permission-select-wrap {
  min-width: 0;
}

.permission-user-row select {
  width: 100%;
  padding: 0.5rem 0.65rem;
}

.permissions-footer {
  display: flex;
  justify-content: flex-end;
  padding: 1rem 1.1rem;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel-strong) 50%, transparent);
}

@media (max-width: 620px) {
  .permissions-header {
    display: grid;
  }

  .permissions-panel__header,
  .permission-user-row {
    grid-template-columns: 1fr;
  }

  .permissions-panel__header {
    align-items: start;
  }

  .permission-bulk-actions {
    justify-content: stretch;
  }

  .permission-bulk-actions select,
  .permission-apply,
  .permissions-footer .btn-primary {
    width: 100%;
  }
}

/* Appearance settings */
.page-settings .site-main {
  height: calc(100vh - 41px);
  overflow: auto;
}

.settings-shell {
  min-height: 100%;
  padding: clamp(1.25rem, 3vw, 3.25rem);
  background:
    linear-gradient(90deg, color-mix(in oklch, var(--border) 55%, transparent) 1px, transparent 1px) 0 0 / 4rem 4rem,
    linear-gradient(color-mix(in oklch, var(--border) 55%, transparent) 1px, transparent 1px) 0 0 / 4rem 4rem,
    color-mix(in oklch, var(--bg) 88%, transparent);
}

.settings-hero,
.settings-layout {
  width: min(100%, 88rem);
  margin-inline: auto;
}

.settings-hero {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: clamp(1rem, 2.5vw, 2rem);
  align-items: center;
  padding: 0 0 clamp(1.5rem, 3vw, 2.75rem);
  border-bottom: 1px solid var(--border);
}

.settings-hero__mark {
  position: relative;
  width: 4.5rem;
  height: 4.5rem;
}

.settings-hero__mark span {
  position: absolute;
  right: 50%;
  left: 50%;
  height: 1rem;
  border: 1px solid color-mix(in oklch, var(--accent) 38%, var(--border));
  border-radius: 999px 999px 35% 35%;
  background: color-mix(in oklch, var(--accent) 16%, var(--panel-strong));
  box-shadow: 0 0.3rem 0.8rem color-mix(in oklch, var(--text) 8%, transparent);
  transform: translateX(-50%);
}

.settings-hero__mark span:nth-child(1) {
  bottom: 0.25rem;
  width: 4.5rem;
}

.settings-hero__mark span:nth-child(2) {
  bottom: 1.35rem;
  width: 3.25rem;
}

.settings-hero__mark span:nth-child(3) {
  bottom: 2.45rem;
  width: 1.85rem;
}

.settings-kicker,
.settings-index {
  color: var(--accent);
  font: 750 0.67rem/1.2 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.settings-hero__copy .settings-kicker {
  margin: 0 0 0.45rem;
}

.settings-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 520;
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.settings-hero__copy > p:last-child {
  max-width: 48rem;
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: clamp(0.9rem, 1.3vw, 1.02rem);
  line-height: 1.55;
}

.settings-hero__actions {
  display: flex;
  gap: 0.55rem;
  align-items: center;
}

.settings-button {
  display: inline-flex;
  min-height: 2.6rem;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.62rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  font: 650 0.82rem/1 var(--font-body);
  text-decoration: none;
  cursor: pointer;
  transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
}

.settings-button:hover {
  transform: translateY(-1px);
}

.settings-button--quiet {
  background: var(--panel-strong);
  color: var(--text);
}

.settings-button--quiet:hover {
  border-color: color-mix(in oklch, var(--accent) 45%, var(--border));
}

.settings-button--primary {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 0.4rem 1rem color-mix(in oklch, var(--accent) 24%, transparent);
}

.settings-layout {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}

.settings-rail {
  position: sticky;
  top: 1.5rem;
  display: grid;
  gap: 2rem;
  padding-top: 1.5rem;
}

.settings-rail__back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.78rem;
  text-decoration: none;
}

.settings-rail__back:hover {
  color: var(--accent);
}

.settings-rail nav {
  display: grid;
  border-left: 1px solid var(--border);
}

.settings-rail nav a {
  display: grid;
  grid-template-columns: 2rem 1fr;
  align-items: center;
  min-height: 2.5rem;
  margin-left: -1px;
  padding-left: 0.75rem;
  border-left: 2px solid transparent;
  color: var(--muted);
  font-size: 0.82rem;
  text-decoration: none;
}

.settings-rail nav a:hover,
.settings-rail nav a.is-active {
  border-left-color: var(--accent);
  color: var(--text);
}

.settings-rail nav span {
  color: var(--accent);
  font: 0.65rem/1 ui-monospace, SFMono-Regular, monospace;
}

.settings-rail__note {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.73rem;
  line-height: 1.5;
}

.settings-content {
  min-width: 0;
}

.settings-section {
  padding: clamp(1.7rem, 4vw, 3.5rem) 0;
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 1rem;
}

.settings-section__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 28rem);
  gap: 1.5rem;
  align-items: end;
  margin-bottom: 1.35rem;
}

.settings-section__header > div {
  display: flex;
  gap: 0.85rem;
  align-items: baseline;
}

.settings-section__header h2 {
  margin: 0;
  font-size: clamp(1.35rem, 2.6vw, 2.1rem);
  font-weight: 560;
  letter-spacing: -0.025em;
}

.settings-section__header > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.83rem;
  line-height: 1.45;
}

.theme-presets {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
}

.theme-preset {
  position: relative;
  display: grid;
  gap: 0.8rem;
  min-width: 0;
  padding: 0.65rem;
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  background: color-mix(in oklch, var(--panel-strong) 72%, transparent);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 150ms ease, transform 150ms ease, box-shadow 150ms ease;
}

.theme-preset:hover {
  transform: translateY(-2px);
  border-color: color-mix(in oklch, var(--accent) 55%, var(--border));
}

.theme-preset.is-selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.theme-preset__modes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  height: 4.4rem;
  overflow: hidden;
  border: 1px solid color-mix(in oklch, black 10%, transparent);
  border-radius: 0.35rem;
  background: color-mix(in oklch, var(--text) 18%, transparent);
}

.theme-preset__mode {
  position: relative;
  display: grid;
  grid-template-columns: 30% 1fr;
  grid-template-rows: 1fr 0.45rem 0.45rem;
  gap: 0.3rem 0.45rem;
  overflow: hidden;
  padding: 1.15rem 0.55rem 0.5rem;
  background: var(--preview-bg);
  color: var(--preview-text);
}

.theme-preset__mode small {
  position: absolute;
  top: 0.35rem;
  right: 0.42rem;
  color: var(--preview-muted);
  font: 600 0.46rem/1 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.theme-preset__mode > i {
  grid-row: 1 / -1;
  border-radius: 0.15rem;
  background:
    linear-gradient(var(--preview-accent), var(--preview-accent)) 50% 45% / 55% 0.3rem no-repeat,
    linear-gradient(var(--preview-muted), var(--preview-muted)) 50% 65% / 55% 0.22rem no-repeat,
    var(--preview-panel);
}

.theme-preset__mode > b {
  align-self: end;
  width: 72%;
  height: 0.5rem;
  border-radius: 0.15rem;
  background: var(--preview-text);
}

.theme-preset__mode > em {
  width: 100%;
  height: 0.28rem;
  border-radius: 0.15rem;
  background: var(--preview-muted);
  opacity: 0.68;
}

.theme-preset__mode > span {
  width: 62%;
  height: 0.28rem;
  border-radius: 0.15rem;
  background: var(--preview-accent);
}

.theme-preset__copy {
  display: grid;
  gap: 0.12rem;
}

.theme-preset__copy strong {
  font-size: 0.88rem;
}

.theme-preset__copy small {
  color: var(--muted);
  font-size: 0.72rem;
}

.theme-preset__check {
  position: absolute;
  top: 0.95rem;
  right: 0.95rem;
  display: grid;
  width: 1.35rem;
  height: 1.35rem;
  place-items: center;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  font: 700 0.72rem/1 sans-serif;
  opacity: 0;
  transform: scale(0.75);
  transition: opacity 150ms ease, transform 150ms ease;
}

.theme-preset.is-selected .theme-preset__check {
  opacity: 1;
  transform: scale(1);
}

.theme-studio {
  display: grid;
  grid-template-columns: minmax(17rem, 0.72fr) minmax(24rem, 1.28fr);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.theme-controls {
  display: grid;
  align-content: start;
  gap: 1.1rem;
  padding: clamp(1rem, 2.5vw, 1.6rem);
  border-right: 1px solid var(--border);
}

.theme-control-group {
  margin: 0;
  padding: 0;
  border: 0;
}

.theme-control-group legend,
.theme-color-control strong {
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 700;
}

.theme-control-group legend {
  margin-bottom: 0.5rem;
}

.theme-mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem;
  padding: 0.25rem;
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  background: color-mix(in oklch, var(--text) 4%, var(--panel-strong));
}

.theme-mode-switch button {
  display: flex;
  min-height: 2.25rem;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 0;
  border-radius: 0.3rem;
  background: transparent;
  color: var(--muted);
  font: 650 0.76rem/1 var(--font-body);
  cursor: pointer;
}

.theme-mode-switch button.is-selected {
  background: var(--panel-strong);
  color: var(--text);
  box-shadow: 0 1px 5px color-mix(in oklch, var(--text) 12%, transparent);
}

.theme-mode-icon {
  position: relative;
  width: 0.8rem;
  height: 0.8rem;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.theme-mode-icon--light::after {
  content: "";
  position: absolute;
  inset: 0.18rem;
  border-radius: inherit;
  background: currentColor;
}

.theme-mode-icon--dark {
  border: 0;
  background: currentColor;
}

.theme-mode-icon--dark::after {
  content: "";
  position: absolute;
  top: -0.1rem;
  left: 0.25rem;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--panel-strong);
}

.theme-seed-grid {
  display: grid;
  gap: 0.65rem;
}

.theme-color-control {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  background: var(--panel-strong);
  cursor: pointer;
}

.theme-color-control > span:first-child {
  display: grid;
  gap: 0.15rem;
}

.theme-color-control small {
  color: var(--muted);
  font-size: 0.66rem;
}

.theme-color-input {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.theme-color-input input {
  width: 2rem;
  height: 2rem;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.theme-color-input input::-webkit-color-swatch-wrapper {
  padding: 0;
}

.theme-color-input input::-webkit-color-swatch {
  border: 2px solid var(--panel-strong);
  border-radius: 50%;
}

.theme-color-input code {
  color: var(--muted);
  font-size: 0.66rem;
}

.theme-math-note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.55rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.theme-math-note svg {
  color: var(--accent);
}

.theme-math-note p {
  margin: 0;
  font-size: 0.68rem;
  line-height: 1.55;
}

.theme-math-note strong {
  color: var(--text);
}

.theme-preview {
  align-self: stretch;
  min-height: 22rem;
  margin: clamp(0.8rem, 2vw, 1.3rem);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  background: var(--bg);
  color: var(--text);
  box-shadow: 0 0.8rem 2rem color-mix(in oklch, var(--text) 12%, transparent);
}

.theme-preview__chrome {
  display: flex;
  min-height: 2rem;
  align-items: center;
  gap: 0.3rem;
  padding: 0 0.7rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel-strong);
}

.theme-preview__chrome i,
.theme-code-toolbar i {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--border);
}

.theme-preview__chrome i:first-child,
.theme-code-toolbar i:first-child {
  background: var(--accent);
}

.theme-preview__chrome span {
  margin-left: auto;
  color: var(--muted);
  font: 0.52rem/1 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.08em;
}

.theme-preview__body {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  min-height: 20rem;
}

.theme-preview__body aside {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 0.65rem;
  border-right: 1px solid var(--border);
  background: var(--panel);
  font-size: 0.67rem;
}

.theme-preview__body aside strong {
  margin: 0.2rem 0 0.8rem 0.45rem;
  font-size: 0.8rem;
}

.theme-preview__body aside span {
  padding: 0.42rem 0.5rem;
  border-radius: 0.25rem;
  color: var(--muted);
}

.theme-preview__body aside .is-active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}

.theme-preview__body article {
  align-self: start;
  max-width: 32rem;
  padding: clamp(1.4rem, 3vw, 2.4rem);
}

.theme-preview__eyebrow {
  margin: 0 0 0.45rem !important;
  color: var(--accent) !important;
  font: 700 0.55rem/1 ui-monospace, SFMono-Regular, monospace !important;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.theme-preview article h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.5vw, 2.2rem);
  font-weight: 520;
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.theme-preview article > p:not(.theme-preview__eyebrow) {
  margin: 0.8rem 0;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.6;
}

.theme-preview blockquote {
  margin: 1rem 0;
  padding: 0.7rem 0.9rem;
  border-left: 2px solid var(--accent);
  background: var(--accent-soft);
  font-size: 0.72rem;
  line-height: 1.5;
}

.theme-preview article > div {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.theme-preview article button {
  padding: 0.48rem 0.65rem;
  border: 0;
  border-radius: 0.28rem;
  background: var(--accent);
  color: var(--accent-ink);
  font: 650 0.64rem/1 var(--font-body);
}

.theme-preview article a {
  color: var(--accent);
  font-size: 0.65rem;
  text-decoration: none;
}

.derived-palette {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
  margin-top: 0.8rem;
  padding: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  background: color-mix(in oklch, var(--panel-strong) 66%, transparent);
}

.derived-palette > div {
  display: grid;
  gap: 0.15rem;
}

.derived-palette > div strong {
  font-size: 0.75rem;
}

.derived-palette > div span {
  color: var(--muted);
  font-size: 0.65rem;
}

.derived-palette ol {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.derived-palette li {
  display: grid;
  min-width: 0;
  gap: 0.15rem;
}

.derived-palette li i {
  display: block;
  height: 1.35rem;
  border: 1px solid color-mix(in oklch, var(--text) 11%, transparent);
  border-radius: 0.2rem;
  background: var(--token-color);
}

.derived-palette li span {
  font-size: 0.62rem;
  font-weight: 700;
}

.derived-palette li code {
  overflow: hidden;
  color: var(--muted);
  font-size: 0.52rem;
  text-overflow: ellipsis;
}

.font-sets {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.font-set {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: end;
  min-width: 0;
  min-height: 7.5rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  background: color-mix(in oklch, var(--panel-strong) 72%, transparent);
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.font-set:hover,
.font-set.is-selected {
  border-color: var(--accent);
}

.font-set.is-selected {
  background: color-mix(in oklch, var(--accent) 5%, var(--panel-strong));
  box-shadow: inset 0 0 0 1px var(--accent);
}

.font-set__sample {
  overflow: hidden;
  font: 1.45rem/1.15 var(--font-sample);
  letter-spacing: -0.025em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.font-set > span:last-child {
  display: grid;
  gap: 0.1rem;
  text-align: right;
}

.font-set strong {
  font: 700 0.72rem/1 var(--font-body);
}

.font-set small {
  color: var(--muted);
  font: 0.62rem/1.2 var(--font-body);
}

.settings-section--share {
  border-bottom: 0;
}

.theme-code-wrap {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 0.65rem;
  background: color-mix(in oklch, var(--text) 94%, var(--bg));
  box-shadow: var(--shadow);
}

.theme-code-toolbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 2.4rem;
  padding: 0 0.75rem;
  border-bottom: 1px solid color-mix(in oklch, var(--bg) 15%, transparent);
  color: color-mix(in oklch, var(--bg) 72%, var(--muted));
}

.theme-code-toolbar > span {
  display: flex;
  gap: 0.3rem;
}

.theme-code-toolbar code {
  font-size: 0.66rem;
}

.theme-code-toolbar button {
  justify-self: end;
  padding: 0.35rem 0.55rem;
  border: 1px solid color-mix(in oklch, var(--bg) 18%, transparent);
  border-radius: 0.25rem;
  background: transparent;
  color: color-mix(in oklch, var(--bg) 82%, white);
  font: 650 0.64rem/1 var(--font-body);
  cursor: pointer;
}

.theme-code {
  display: block;
  width: 100%;
  min-height: 17rem;
  resize: vertical;
  padding: 1rem 1.15rem;
  border: 0;
  outline: 0;
  background: transparent;
  color: color-mix(in oklch, var(--bg) 82%, white);
  font: 0.7rem/1.65 ui-monospace, SFMono-Regular, monospace;
  tab-size: 2;
}

.settings-save-status {
  position: sticky;
  bottom: 1rem;
  width: fit-content;
  margin: 0 0 0 auto;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel-strong);
  color: var(--muted);
  box-shadow: var(--shadow);
  font-size: 0.65rem;
}

.settings-save-status::before {
  content: "";
  display: inline-block;
  width: 0.42rem;
  height: 0.42rem;
  margin-right: 0.35rem;
  border-radius: 50%;
  background: var(--accent);
}

.theme-import-dialog {
  width: min(36rem, calc(100vw - 2rem));
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 0.8rem;
  background: var(--panel-strong);
  color: var(--text);
  box-shadow: 0 2rem 6rem color-mix(in oklch, var(--text) 32%, transparent);
}

.theme-import-dialog::backdrop {
  background: color-mix(in oklch, var(--text) 50%, transparent);
  backdrop-filter: blur(4px);
}

.theme-import-card {
  display: grid;
  gap: 0.9rem;
  padding: 1.25rem;
}

.theme-import-card header,
.theme-import-card footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.theme-import-card h2,
.theme-import-card .settings-kicker,
.theme-import-card > p {
  margin: 0;
}

.theme-import-card h2 {
  margin-top: 0.2rem;
  font-size: 1.45rem;
}

.theme-import-card header > button {
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  font: 1.3rem/1 var(--font-body);
  cursor: pointer;
}

.theme-import-card > p {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.theme-import-card textarea {
  width: 100%;
  min-height: 14rem;
  resize: vertical;
  padding: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  outline: 0;
  background: var(--bg);
  color: var(--text);
  font: 0.7rem/1.55 ui-monospace, SFMono-Regular, monospace;
}

.theme-import-card textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.theme-import-card .form-status {
  color: #b42318;
}

.theme-import-card footer {
  justify-content: flex-end;
}

@media (max-width: 1060px) {
  .settings-hero {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .settings-hero__actions {
    grid-column: 2;
  }

  .theme-presets {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .theme-studio {
    grid-template-columns: 1fr;
  }

  .theme-controls {
    grid-template-columns: minmax(11rem, 0.7fr) minmax(16rem, 1.3fr);
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .theme-math-note {
    grid-column: 1 / -1;
  }
}

@media (max-width: 760px) {
  .settings-shell {
    padding: 1rem;
    background-size: 2rem 2rem;
  }

  .settings-hero {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .settings-hero__mark {
    display: none;
  }

  .settings-hero__actions {
    grid-column: 1;
  }

  .settings-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .settings-rail {
    position: static;
    display: block;
    overflow-x: auto;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
  }

  .settings-rail__back,
  .settings-rail__note {
    display: none;
  }

  .settings-rail nav {
    display: flex;
    width: max-content;
    border-left: 0;
  }

  .settings-rail nav a {
    grid-template-columns: auto 1fr;
    gap: 0.35rem;
    min-height: 2rem;
    margin: 0;
    padding: 0 0.9rem;
    border-bottom: 2px solid transparent;
    border-left: 0;
  }

  .settings-rail nav a:hover,
  .settings-rail nav a.is-active {
    border-bottom-color: var(--accent);
    border-left: 0;
  }

  .settings-section__header {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .theme-controls {
    grid-template-columns: 1fr;
  }

  .theme-math-note {
    grid-column: auto;
  }

  .derived-palette {
    grid-template-columns: 1fr;
  }

  .derived-palette ol {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .font-sets {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .settings-hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .settings-hero__actions .settings-button {
    width: 100%;
  }

  .theme-presets {
    grid-template-columns: 1fr;
  }

  .theme-preset {
    grid-template-columns: 7rem 1fr;
    align-items: center;
  }

  .theme-preset__modes {
    height: 3.6rem;
  }

  .theme-preset__mode {
    gap: 0.2rem 0.3rem;
    padding: 1rem 0.35rem 0.35rem;
  }

  .theme-preset__mode small {
    font-size: 0.4rem;
  }

  .theme-preview {
    min-height: 20rem;
    margin: 0.6rem;
  }

  .theme-preview__body {
    grid-template-columns: 1fr;
  }

  .theme-preview__body aside {
    display: none;
  }

  .font-set {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .font-set > span:last-child {
    text-align: left;
  }

  .theme-code-toolbar {
    grid-template-columns: 1fr auto;
  }

  .theme-code-toolbar code {
    display: none;
  }
}

/* Theme comparison lab */
.theme-lab {
  min-height: 100%;
  padding: clamp(1.25rem, 3vw, 3rem);
  background:
    linear-gradient(90deg, color-mix(in oklch, var(--border) 45%, transparent) 1px, transparent 1px) 0 0 / 4rem 4rem,
    linear-gradient(color-mix(in oklch, var(--border) 45%, transparent) 1px, transparent 1px) 0 0 / 4rem 4rem,
    color-mix(in oklch, var(--bg) 90%, transparent);
}

.theme-lab__hero,
.theme-lab__legend,
.theme-lab__families {
  width: min(100%, 96rem);
  margin-inline: auto;
}

.theme-lab__hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border);
}

.theme-lab__back {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-bottom: 1.35rem;
  color: var(--muted);
  font-size: 0.78rem;
  text-decoration: none;
}

.theme-lab__back:hover {
  color: var(--accent);
}

.theme-lab__hero .settings-kicker {
  margin: 0 0 0.45rem;
}

.theme-lab__hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.75rem);
  font-weight: 520;
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.theme-lab__hero > div > p:last-child {
  max-width: 52rem;
  margin: 0.9rem 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.theme-lab__summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(5rem, 1fr));
  margin: 0;
  border: 1px solid var(--border);
  background: var(--panel);
}

.theme-lab__summary div {
  display: grid;
  gap: 0.2rem;
  padding: 0.8rem 1rem;
  border-left: 1px solid var(--border);
}

.theme-lab__summary div:first-child {
  border-left: 0;
}

.theme-lab__summary dt {
  color: var(--accent);
  font: 750 1.1rem/1 ui-monospace, SFMono-Regular, monospace;
}

.theme-lab__summary dd {
  margin: 0;
  color: var(--muted);
  font-size: 0.67rem;
  white-space: nowrap;
}

.theme-lab__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  padding: 1rem 0;
  color: var(--muted);
  font: 0.68rem/1 ui-monospace, SFMono-Regular, monospace;
}

.theme-lab__legend strong {
  margin-right: 0.25rem;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.theme-lab__legend span {
  padding: 0.28rem 0.5rem;
  border: 1px solid var(--border);
  background: var(--panel);
}

.theme-lab__families {
  display: grid;
  gap: clamp(2.25rem, 5vw, 4.5rem);
  padding: 1.25rem 0 4rem;
}

.theme-lab-family {
  min-width: 0;
}

.theme-lab-family__header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.85rem;
}

.theme-lab-family__header > div {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.theme-lab-family__header > div > span {
  color: var(--accent);
  font: 700 0.65rem/1 ui-monospace, SFMono-Regular, monospace;
}

.theme-lab-family__header h2,
.theme-lab-family__header p {
  margin: 0;
}

.theme-lab-family__header h2 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 560;
}

.theme-lab-family__header p {
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.theme-lab-family__header > code {
  color: var(--muted);
  font-size: 0.67rem;
  text-transform: uppercase;
}

.theme-lab-family__modes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.theme-lab-specimen {
  --theme-lab-state-hover: color-mix(in srgb, var(--accent) 7%, var(--panel));
  --theme-lab-state-ancestor: color-mix(in srgb, var(--accent) 11%, var(--panel));
  --theme-lab-state-active: color-mix(in srgb, var(--accent) 17%, var(--panel));
  --theme-lab-state-pressed: color-mix(in srgb, var(--accent) 25%, var(--panel));
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 0.65rem;
  background: var(--bg);
  color: var(--text);
  box-shadow: var(--shadow);
  color-scheme: light;
  font-family: var(--font-body);
}

.theme-lab-specimen[data-mode="dark"] {
  color-scheme: dark;
}

.theme-lab-specimen__bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 2.15rem;
  padding: 0 0.65rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel-strong);
}

.theme-lab-specimen__bar > div {
  display: flex;
  gap: 0.25rem;
}

.theme-lab-specimen__bar i {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: color-mix(in oklch, var(--muted) 50%, transparent);
}

.theme-lab-specimen__bar strong {
  font: 750 0.61rem/1 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.theme-lab-specimen__bar code {
  justify-self: end;
  color: var(--muted);
  font-size: 0.56rem;
}

.theme-lab-mock-shell {
  display: grid;
  grid-template-columns: minmax(9.5rem, 0.72fr) minmax(0, 1.7fr);
  min-height: 29rem;
}

.theme-lab-mock-nav {
  padding: 0.55rem;
  border-right: 1px solid var(--border);
  background: var(--panel);
}

.theme-lab-mock-brand {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.2rem;
  margin: -0.55rem -0.55rem 0.55rem;
  padding: 0 0.6rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--accent);
}

.theme-lab-mock-brand strong {
  color: var(--text);
  font: 750 0.64rem/1 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.theme-lab-mock-brand > svg,
.theme-lab-mock-brand button svg {
  width: 0.9rem;
  height: 0.9rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.theme-lab-mock-brand button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.35rem;
  height: 1.35rem;
  margin-left: auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
}

.theme-lab-nav-row {
  position: relative;
  display: flex;
  min-height: 2.15rem;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
  padding: 0.35rem 0.45rem;
  border-radius: 0.15rem;
  transition: none;
}

.theme-lab-nav-row::before {
  content: "";
  position: absolute;
  top: 0.35rem;
  bottom: 0.35rem;
  left: 0;
  width: 2px;
  background: var(--accent);
  opacity: 0;
}

.theme-lab-nav-row__label {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.35rem;
}

.theme-lab-nav-row svg {
  width: 0.88rem;
  height: 0.88rem;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--muted);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-lab-nav-row b {
  overflow: hidden;
  font-size: 0.73rem;
  font-weight: 560;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.theme-lab-nav-row small {
  color: var(--muted);
  font: 0.48rem/1 ui-monospace, SFMono-Regular, monospace;
  text-transform: uppercase;
}

.theme-lab-nav-row.is-hover {
  background: var(--theme-lab-state-hover);
}

.theme-lab-nav-row.is-hover::before {
  opacity: 0.28;
}

.theme-lab-nav-row.is-ancestor {
  background: var(--theme-lab-state-ancestor);
}

.theme-lab-nav-row.is-ancestor::before {
  opacity: 0.55;
}

.theme-lab-nav-row.is-active {
  background: var(--theme-lab-state-active);
  box-shadow: inset 0 1px color-mix(in srgb, var(--accent) 16%, transparent), inset 0 -1px color-mix(in srgb, var(--accent) 16%, transparent);
}

.theme-lab-nav-row.is-active::before,
.theme-lab-nav-row.is-pressed::before {
  opacity: 1;
}

.theme-lab-nav-row.is-pressed {
  background: var(--theme-lab-state-pressed);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 28%, transparent);
}

.theme-lab-nav-row:is(.is-hover, .is-ancestor, .is-active, .is-pressed) b,
.theme-lab-nav-row:is(.is-hover, .is-ancestor, .is-active, .is-pressed) svg {
  color: var(--accent);
  stroke: var(--accent);
}

.theme-lab-mock-content {
  min-width: 0;
  padding: 1rem;
  background:
    radial-gradient(circle at 100% 0, var(--accent-soft), transparent 35%),
    var(--bg);
}

.theme-lab-mock-content__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin: -1rem -1rem 0.9rem;
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklch, var(--panel) 82%, transparent);
  color: var(--muted);
  font-size: 0.62rem;
}

.theme-lab-mock-content__top button {
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  background: var(--panel-strong);
  color: var(--text);
}

.theme-lab-mock-eyebrow {
  margin: 0 0 0.3rem;
  color: var(--accent);
  font: 750 0.57rem/1 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.theme-lab-mock-content h3 {
  margin: 0;
  font-size: clamp(1.25rem, 2.2vw, 1.8rem);
  font-weight: 540;
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.theme-lab-mock-content > p:not(.theme-lab-mock-eyebrow) {
  margin: 0.55rem 0;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.55;
}

.theme-lab-mock-content a {
  color: var(--accent);
}

.theme-lab-tags,
.theme-lab-statuses,
.theme-lab-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.theme-lab-tags span {
  padding: 0.2rem 0.4rem;
  border: 1px solid color-mix(in srgb, var(--accent) 25%, var(--border));
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font: 0.52rem/1 ui-monospace, SFMono-Regular, monospace;
}

.theme-lab-mock-content blockquote {
  margin: 0.75rem 0;
  padding: 0.55rem 0.65rem;
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--accent) 7%, var(--panel));
  color: var(--text);
  font-size: 0.69rem;
  line-height: 1.4;
}

.theme-lab-control-row {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(5.5rem, 0.65fr);
  gap: 0.45rem;
}

.theme-lab-control-row label {
  display: grid;
  gap: 0.25rem;
  color: var(--muted);
  font: 0.55rem/1 ui-monospace, SFMono-Regular, monospace;
}

.theme-lab-control-row input,
.theme-lab-control-row select {
  width: 100%;
  min-height: 2rem;
  padding: 0.35rem 0.45rem;
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  background: var(--panel-strong);
  color: var(--text);
  font: 0.68rem/1.2 var(--font-body);
}

.theme-lab-control-row input {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
  outline: 0;
}

.theme-lab-actions {
  margin-top: 0.65rem;
}

.theme-lab-actions button {
  min-height: 1.9rem;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  background: var(--panel-strong);
  color: var(--text);
  font: 650 0.61rem/1 var(--font-body);
}

.theme-lab-actions button.is-primary {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 0.3rem 0.7rem color-mix(in srgb, var(--accent) 22%, transparent);
}

.theme-lab-actions button:disabled {
  opacity: 0.48;
}

.theme-lab-statuses {
  margin-top: 0.7rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--border);
}

.theme-lab-statuses span {
  padding: 0.25rem 0.4rem;
  border: 1px solid currentColor;
  border-radius: 0.2rem;
  font: 700 0.49rem/1 ui-monospace, SFMono-Regular, monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.theme-lab-statuses .is-info {
  background: var(--accent-soft);
  color: var(--accent);
}

.theme-lab-statuses .is-success {
  background: color-mix(in srgb, #2f9b62 13%, var(--panel));
  color: color-mix(in oklch, #2f9b62 72%, var(--text));
}

.theme-lab-statuses .is-warning {
  background: color-mix(in srgb, #d98b0b 13%, var(--panel));
  color: color-mix(in oklch, #d98b0b 76%, var(--text));
}

.theme-lab-statuses .is-danger {
  background: color-mix(in srgb, #d14949 13%, var(--panel));
  color: color-mix(in oklch, #d14949 76%, var(--text));
}

@media (max-width: 1100px) {
  .theme-lab-family__modes {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .theme-lab__hero {
    grid-template-columns: 1fr;
  }

  .theme-lab__summary {
    width: 100%;
  }

  .theme-lab-family__header {
    align-items: start;
  }

  .theme-lab-family__header > code {
    display: none;
  }

  .theme-lab-mock-shell {
    grid-template-columns: 1fr;
  }

  .theme-lab-mock-nav {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }
}

@media (max-width: 480px) {
  .theme-lab__summary {
    grid-template-columns: 1fr;
  }

  .theme-lab__summary div {
    grid-template-columns: auto 1fr;
    align-items: center;
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .theme-lab__summary div:first-child {
    border-top: 0;
  }

  .theme-lab-control-row {
    grid-template-columns: 1fr;
  }
}

/* Design field guide */
.design-guide {
  min-height: 100%;
  padding: clamp(1.25rem, 3vw, 3rem);
  background:
    linear-gradient(90deg, color-mix(in oklch, var(--border) 38%, transparent) 1px, transparent 1px) 0 0 / 2rem 2rem,
    linear-gradient(color-mix(in oklch, var(--border) 38%, transparent) 1px, transparent 1px) 0 0 / 2rem 2rem,
    color-mix(in oklch, var(--bg) 91%, transparent);
}

.design-guide__hero,
.design-guide__layout {
  width: min(100%, 88rem);
  margin-inline: auto;
}

.design-guide__hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(12rem, 18rem);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: end;
  padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
  border-bottom: 1px solid var(--border);
}

.design-guide__kicker,
.design-guide__index > p,
.design-plate__label,
.design-section__header > span {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.design-guide__kicker {
  margin: 0 0 0.6rem;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
}

.design-guide__hero h1 {
  max-width: 11ch;
  margin: 0;
  font-size: clamp(2.8rem, 7vw, 6.5rem);
  font-weight: 520;
  line-height: 0.84;
  letter-spacing: 0;
}

.design-guide__lede {
  max-width: 48rem;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  line-height: 1.6;
}

.design-guide__hero-note {
  padding: 1rem;
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  background: var(--panel);
  box-shadow: var(--control-shadow);
}

.design-guide__hero-note span,
.design-guide__hero-note strong {
  display: block;
}

.design-guide__hero-note span {
  color: var(--muted);
  font: 0.64rem/1 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.design-guide__hero-note strong {
  margin-top: 0.35rem;
  font-size: 1.15rem;
}

.design-guide__hero-note p {
  margin: 0.6rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.design-guide__layout {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  padding-top: 2rem;
}

.design-guide__index {
  position: sticky;
  top: 1.5rem;
  align-self: start;
}

.design-guide__index > p {
  margin: 0 0 0.7rem;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 700;
}

.design-guide__index nav {
  display: grid;
  border-top: 1px solid var(--border);
}

.design-guide__index nav a {
  display: grid;
  grid-template-columns: 1.6rem 1fr;
  gap: 0.4rem;
  padding: 0.62rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 0.82rem;
  text-decoration: none;
}

.design-guide__index nav a:hover {
  color: var(--accent);
}

.design-guide__index nav span {
  color: var(--accent);
  font: 0.64rem/1.4 var(--font-mono);
}

.design-guide__theme-link {
  display: inline-block;
  margin-top: 1rem;
  color: var(--accent);
  font-size: 0.75rem;
}

.design-guide__specimens {
  min-width: 0;
}

.design-section {
  scroll-margin-top: 1rem;
  padding: 0 0 clamp(3.5rem, 7vw, 6rem);
}

.design-section__header {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: 0.75rem;
  align-items: baseline;
  margin-bottom: 1rem;
}

.design-section__header > span {
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 700;
}

.design-section__header h2,
.design-section__header p {
  margin: 0;
}

.design-section__header h2 {
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  font-weight: 540;
  line-height: 1;
  letter-spacing: -0.025em;
}

.design-section__header p {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.design-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.design-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.design-plate {
  min-width: 0;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel-strong) 82%, transparent);
  box-shadow: var(--control-shadow);
}

.design-plate__label {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin: calc(clamp(1rem, 2.5vw, 1.5rem) * -1) calc(clamp(1rem, 2.5vw, 1.5rem) * -1) 1.25rem;
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 72%, transparent);
  font-size: 0.61rem;
}

.design-plate__label code {
  color: var(--muted);
  text-transform: none;
  letter-spacing: 0;
}

.design-swatches {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.55rem;
}

.design-swatch {
  min-width: 0;
}

.design-swatch i {
  display: block;
  aspect-ratio: 1.35;
  border: 1px solid var(--border);
}

.design-swatch span,
.design-swatch strong,
.design-swatch code {
  display: block;
}

.design-swatch span {
  padding-top: 0.45rem;
}

.design-swatch strong {
  font-size: 0.75rem;
}

.design-swatch code {
  overflow: hidden;
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.58rem;
  text-overflow: ellipsis;
}

.design-swatch--bg i { background: var(--bg); }
.design-swatch--panel i { background: var(--panel); }
.design-swatch--strong i { background: var(--panel-strong); }
.design-swatch--text i { background: var(--text); }
.design-swatch--accent i { background: var(--accent); }
.design-swatch--activity i { background: var(--activity-accent); }

.design-elevation,
.design-control-row,
.design-key-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.design-radius-rule {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.design-radius-rule > span {
  display: grid;
  width: 4.5rem;
  height: 4.5rem;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--accent);
  border-radius: var(--control-radius);
  background: var(--accent-soft);
  color: var(--accent);
  font: 750 1.1rem/1 var(--font-mono);
}

.design-radius-rule strong,
.design-radius-rule p {
  display: block;
  margin: 0;
}

.design-radius-rule p {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.design-elevation span {
  display: grid;
  min-height: 4.25rem;
  flex: 1 1 5rem;
  place-items: center;
  border: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--muted);
  font: 0.65rem/1 var(--font-mono);
}

.design-elevation span:nth-child(2) { box-shadow: var(--control-shadow-hover); }
.design-elevation span:nth-child(3) { box-shadow: var(--shadow); }

.design-type-sample h3 {
  max-width: 11ch;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 520;
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.design-type-sample p {
  max-width: 34rem;
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.7;
}

.design-type-utility > p,
.design-type-utility > code {
  display: block;
  margin: 0 0 1.1rem;
  overflow-wrap: anywhere;
  color: var(--text);
  font-family: var(--font-mono);
}

.design-type-utility > p {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.design-type-scale {
  display: grid;
  gap: 0;
  margin-top: 0.75rem;
  padding: 0;
}

.design-type-scale > div {
  display: grid;
  grid-template-columns: 6rem minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
}

.design-type-scale > div:last-child { border-bottom: 0; }
.design-type-scale span { color: var(--muted); font: 0.62rem/1 var(--font-mono); text-transform: uppercase; }
.design-type-scale strong { font-size: clamp(1.2rem, 3vw, 2.4rem); font-weight: 540; }
.design-type-scale p { margin: 0; line-height: 1.6; }
.design-type-scale small { font-family: var(--font-mono); }

.design-control-row .btn-primary {
  min-height: 2.6rem;
  padding: 0.65rem 1.1rem;
  font-size: 0.9rem;
}

.design-control-row .btn-secondary,
.design-empty-state .btn-secondary {
  min-height: 2.6rem;
  padding: 0.6rem 1rem;
}

.design-control-row button:disabled { cursor: not-allowed; opacity: 0.48; }

.control {
  --control-size: 2.5rem;
  display: inline-flex;
  min-width: 0;
  height: var(--control-size);
  min-height: var(--control-size);
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0 calc(var(--control-size) * 0.38);
  border: 1px solid var(--control-border);
  border-radius: var(--control-radius);
  background: var(--panel-strong);
  color: var(--text);
  box-shadow: var(--control-shadow);
  font: 650 0.82rem/1 ui-sans-serif, system-ui, sans-serif;
  white-space: nowrap;
  cursor: pointer;
}

.control:hover {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--control-border));
  background: var(--accent-soft);
  color: var(--accent);
  box-shadow: var(--control-shadow-hover);
}

.control:active {
  box-shadow: var(--control-shadow-active);
}

.control--sm {
  --control-size: 2rem;
  font-size: 0.72rem;
}

.control--md {
  --control-size: 2.5rem;
  font-size: 0.82rem;
}

.control--lg {
  --control-size: 3rem;
  font-size: 0.94rem;
}

.control--icon {
  width: var(--control-size);
  flex: 0 0 var(--control-size);
  padding: 0;
}

.control svg {
  width: calc(var(--control-size) * 0.45);
  height: calc(var(--control-size) * 0.45);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.control--primary,
.control--primary:hover {
  border-color: color-mix(in srgb, var(--accent) 68%, var(--control-border));
  background: var(--accent);
  color: var(--accent-ink);
}

.design-control-scale {
  margin-top: 0.75rem;
}

.design-control-scale__header,
.design-control-scale__row {
  display: grid;
  grid-template-columns: 5.5rem minmax(6rem, 1fr) minmax(6rem, 1fr) auto auto;
  gap: 0.75rem;
  align-items: center;
}

.design-control-scale__header {
  margin-bottom: 0.5rem;
  color: var(--muted);
  font: 0.58rem/1 var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.design-control-scale__row {
  min-height: 4rem;
  padding: 0.55rem 0;
  border-top: 1px solid var(--border);
}

.design-control-scale__row > strong {
  font-size: 0.8rem;
}

.design-control-scale__row > strong code {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 400;
}

.design-icon-button {
  display: inline-grid;
  width: 2.75rem;
  height: 2.75rem;
  place-items: center;
  padding: 0;
  background: var(--panel-strong);
  color: var(--text);
}

.design-icon-button svg {
  width: 1rem;
  fill: currentColor;
}

.design-key-row kbd,
.design-type-utility kbd {
  display: inline-grid;
  min-width: 2rem;
  min-height: 2rem;
  place-items: center;
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--control-border);
  border-bottom-width: 2px;
  background: var(--panel-strong);
  font: 0.7rem/1 var(--font-mono);
  box-shadow: var(--control-shadow);
}

.design-key-row span { margin-right: 0.5rem; color: var(--muted); font-size: 0.75rem; }

.design-form {
  display: grid;
  align-content: start;
  gap: 0.5rem;
}

.design-form label:not(.design-choice) {
  margin-top: 0.3rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
}

.design-form input:not([type="checkbox"]):not([type="radio"]),
.design-form textarea,
.design-form select {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: var(--control-radius);
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
}

.design-form textarea { resize: vertical; }
.design-form :focus-visible { border-color: var(--accent); outline: 2px solid var(--accent-soft); outline-offset: 1px; }

.design-choice {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.25rem;
  font-size: 0.85rem;
}

.design-choice input { width: 1rem; height: 1rem; accent-color: var(--accent); }

.design-browser-list {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--border);
}

.design-browser-list > div {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.55rem;
  align-items: center;
  min-height: 2.7rem;
  padding: 0.45rem 0.65rem;
  border-bottom: 1px solid var(--border);
}

.design-browser-list > div:last-child { border-bottom: 0; }
.design-browser-list > div::before { content: ""; position: absolute; inset-block: 0.4rem; left: 0; width: 2px; background: var(--accent); opacity: 0; }
.design-browser-list .is-ancestor { background: color-mix(in srgb, var(--accent) 9%, var(--panel)); }
.design-browser-list .is-ancestor::before { opacity: 0.5; }
.design-browser-list .is-active { background: color-mix(in srgb, var(--accent) 16%, var(--panel)); color: var(--accent); }
.design-browser-list .is-active::before { opacity: 1; }
.design-browser-list svg { width: 1rem; fill: none; stroke: currentColor; stroke-width: 1.6; }
.design-browser-list small { color: var(--muted); font: 0.58rem/1 var(--font-mono); }

.design-status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.design-status {
  padding: 0.9rem 1rem;
  border: 1px solid currentColor;
  border-left-width: 3px;
  background: var(--panel);
}

.design-status strong { font-size: 0.9rem; }
.design-status p { margin: 0.25rem 0 0; color: var(--text); font-size: 0.78rem; }
.design-status.is-info { color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--panel)); }
.design-status.is-success { color: color-mix(in oklch, #2f9b62 76%, var(--text)); background: color-mix(in srgb, #2f9b62 9%, var(--panel)); }
.design-status.is-warning { color: color-mix(in oklch, #d98b0b 78%, var(--text)); background: color-mix(in srgb, #d98b0b 9%, var(--panel)); }
.design-status.is-danger { color: color-mix(in oklch, #d14949 78%, var(--text)); background: color-mix(in srgb, #d14949 9%, var(--panel)); }

.design-empty-state {
  display: grid;
  place-items: center;
  text-align: center;
}

.design-empty-state > span { color: var(--accent); font: 2rem/1 var(--font-mono); }
.design-empty-state h3 { margin: 0.6rem 0 0; }
.design-empty-state p { margin: 0.3rem 0 1rem; color: var(--muted); font-size: 0.85rem; }

.design-loading {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  align-content: center;
}

.design-loading i { height: 0.8rem; background: linear-gradient(90deg, var(--accent-soft), color-mix(in srgb, var(--accent) 18%, var(--panel)), var(--accent-soft)); }
.design-loading i:nth-child(2) { grid-column: span 2; }
.design-loading i:nth-child(3) { grid-column: span 3; width: 64%; }
.design-loading span { grid-column: span 3; color: var(--muted); font: 0.65rem/1 var(--font-mono); }

.design-reading-sample {
  max-width: 54rem;
}

.design-reading-sample h2 { margin-top: 0; font-size: clamp(2rem, 5vw, 4rem); font-weight: 520; letter-spacing: -0.04em; }
.design-reading-sample h3 { margin-top: 1.8rem; }
.design-reading-sample pre { max-width: 32rem; }

.design-notification-list {
  overflow: hidden;
  border: 1px solid var(--border);
}

.design-comment-composer {
  display: grid;
  max-width: 54rem;
  gap: 0.65rem;
  margin-bottom: 0.75rem;
}

.design-comment-composer__context {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.65rem;
}

.design-comment-composer__context > div {
  min-width: 0;
}

.design-comment-composer__avatar {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  font: 700 0.62rem/1 var(--font-mono);
}

.design-comment-composer__context strong,
.design-comment-composer__context p {
  display: block;
  margin: 0;
}

.design-comment-composer__context p {
  overflow: hidden;
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.74rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.design-comment-composer > textarea {
  width: 100%;
  min-height: 5.5rem;
  padding: 0.7rem 0.75rem;
  resize: vertical;
  border: 1px solid var(--border);
  border-radius: var(--control-radius);
  background: var(--panel-strong);
  color: var(--text);
  font: 0.88rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

.design-comment-composer > textarea:focus {
  border-color: var(--accent);
  outline: 2px solid var(--accent-soft);
  outline-offset: 1px;
}

.design-comment-attachment {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.6rem;
  align-items: center;
  padding: 0.45rem;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--accent) 4%, var(--panel));
}

.design-comment-attachment > span {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
}

.design-comment-attachment > span svg {
  width: 1.15rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}

.design-comment-attachment strong,
.design-comment-attachment small {
  display: block;
}

.design-comment-attachment strong {
  overflow: hidden;
  font-size: 0.78rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.design-comment-attachment small {
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.67rem;
}

.design-comment-composer__footer,
.design-comment-composer__tools {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.design-comment-composer__hint {
  margin-right: auto;
  color: var(--muted);
  font-size: 0.68rem;
}

@media (max-width: 900px) {
  .design-guide__layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .design-guide__index {
    position: static;
    min-width: 0;
  }

  .design-guide__index nav {
    display: flex;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    border-bottom: 1px solid var(--border);
    scrollbar-width: thin;
  }

  .design-guide__index nav a {
    flex: 0 0 auto;
    border-bottom: 0;
    padding-right: 1rem;
  }
}

@media (max-width: 640px) {
  .design-guide {
    padding: 1rem;
  }

  .design-guide__hero,
  .design-grid--2,
  .design-status-grid {
    grid-template-columns: 1fr;
  }

  .design-guide__hero h1 {
    font-size: clamp(3rem, 17vw, 4.6rem);
  }

  .design-guide__hero-note {
    display: none;
  }

  .design-guide__layout {
    gap: 2rem;
  }

  .design-swatches {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .design-type-scale > div {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .design-section__header {
    grid-template-columns: 1.7rem minmax(0, 1fr);
  }

  .design-plate__label {
    align-items: start;
  }

  .design-control-row > :not(.design-icon-button) {
    flex: 1 1 calc(50% - 0.75rem);
  }

  .design-control-scale__header {
    display: none;
  }

  .design-control-scale__row {
    display: flex;
    flex-wrap: wrap;
  }

  .design-control-scale__row > strong {
    width: 100%;
  }

  .design-control-scale__row > .control:not(.control--icon) {
    flex: 1 1 7rem;
  }

  .design-comment-composer__footer {
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  .design-guide {
    padding: 0.75rem;
  }

  .design-swatches {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .design-comment-composer__hint {
    width: calc(100% - 7.2rem);
    order: 1;
    margin-right: 0;
  }

  .design-comment-composer__tools {
    order: 0;
  }

  .design-comment-composer__footer > .control:not(.control--icon) {
    order: 2;
    flex: 1 1 6rem;
  }
}

/* Shared control surface */
button:not(.document-comments-strip__marker):not(.comment-anchor-btn):not(:where(.notification-bell__trigger, .site-nav__button, .comment-action, .comments-aside-item__target, [data-comments-history])),
.activity-button,
a.activity-button,
a.account-action,
a.btn-secondary,
a.settings-button,
.document-actions-dropdown > summary,
.activity-entry__menu.document-actions-dropdown > summary,
.browser-item > .browser-item-actions > summary,
.miller-column-actions .miller-column-create > summary,
.document-actions-dropdown__item {
  border: 1px solid var(--control-border);
  border-radius: var(--control-radius);
  box-shadow: var(--control-shadow);
}

button:not(.document-comments-strip__marker):not(.comment-anchor-btn):not(:where(.notification-bell__trigger, .site-nav__button, .comment-action, .comments-aside-item__target, [data-comments-history])):hover,
.activity-button:hover,
a.activity-button:hover,
a.account-action:hover,
a.btn-secondary:hover,
a.settings-button:hover,
.document-actions-dropdown > summary:hover,
.activity-entry__menu.document-actions-dropdown > summary:hover,
.browser-item > .browser-item-actions > summary:hover,
.miller-column-actions .miller-column-create > summary:hover,
.document-actions-dropdown__item:hover {
  box-shadow: var(--control-shadow-hover);
}

button:not(.document-comments-strip__marker):not(.comment-anchor-btn):not(:where(.notification-bell__trigger, .site-nav__button, .comment-action, .comments-aside-item__target, [data-comments-history])):active,
.activity-button:active,
a.activity-button:active,
a.account-action:active,
a.btn-secondary:active,
a.settings-button:active,
.document-actions-dropdown > summary:active,
.activity-entry__menu.document-actions-dropdown > summary:active,
.browser-item > .browser-item-actions > summary:active,
.miller-column-actions .miller-column-create > summary:active,
.document-actions-dropdown__item:active {
  box-shadow: var(--control-shadow-active);
}

.btn-primary,
.btn-cta,
.activity-button--primary,
.settings-button--primary,
.account-action,
.auth-form button[type="submit"],
.user-management button[type="submit"],
.version-notice button,
.compact-authoring__actions button[type="submit"],
.theme-preview article button,
.theme-lab-actions button.is-primary {
  border-color: color-mix(in srgb, var(--accent) 68%, var(--control-border));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.38),
    0 2px 6px color-mix(in srgb, var(--accent) 22%, transparent);
}

.activity-composer > summary.activity-button--primary {
  border-color: color-mix(in srgb, var(--accent) 68%, var(--control-border));
  border-radius: var(--control-radius);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.38),
    0 2px 6px color-mix(in srgb, var(--accent) 22%, transparent);
}

.btn-primary:hover,
.btn-cta:hover,
.activity-button--primary:hover,
.settings-button--primary:hover,
.account-action:hover,
.auth-form button[type="submit"]:hover,
.user-management button[type="submit"]:hover,
.version-notice button:hover,
.compact-authoring__actions button[type="submit"]:hover,
.theme-preview article button:hover,
.theme-lab-actions button.is-primary:hover {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.46),
    0 3px 8px color-mix(in srgb, var(--accent) 30%, transparent);
}

.account-shell .account-danger-button[type="submit"] {
  border-color: color-mix(in srgb, #b42318 68%, var(--control-border));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.34),
    0 2px 6px color-mix(in srgb, #b42318 20%, transparent);
}

.document-actions-dropdown__menu .document-actions-dropdown__item,
.document-actions-dropdown__menu .document-actions-dropdown__item:hover,
.document-actions-dropdown__menu .document-actions-dropdown__item:active {
  border: 0;
  box-shadow: none !important;
}

.activity-entry__menu.document-actions-dropdown > summary,
.activity-entry__menu.document-actions-dropdown > summary:hover,
.activity-entry__menu.document-actions-dropdown > summary:active,
.activity-entry__menu.document-actions-dropdown[open] > summary {
  border-color: transparent;
  box-shadow: none;
}

.document-actions-dropdown__menu,
.notification-bell__dropdown {
  border-color: var(--control-border);
  border-radius: var(--control-radius);
}

.activity-composer[open],
.activity-composer[open] summary,
.theme-import-card header > button {
  border-radius: var(--control-radius);
}

/* Shared dropdown treatment */
.document-actions-dropdown > summary,
.activity-entry__menu.document-actions-dropdown > summary,
.browser-item > .browser-item-actions > summary,
.miller-column-actions .miller-column-create > summary {
  border: 1px solid var(--control-border);
  border-radius: var(--control-radius);
  background: var(--panel-strong);
  color: var(--muted);
  box-shadow: var(--control-shadow);
}

.document-actions-dropdown > summary:hover,
.document-actions-dropdown[open] > summary,
.activity-entry__menu.document-actions-dropdown > summary:hover,
.activity-entry__menu.document-actions-dropdown[open] > summary,
.browser-item > .browser-item-actions > summary:hover,
.browser-item > .browser-item-actions[open] > summary,
.miller-column-actions .miller-column-create > summary:hover,
.miller-column-actions .miller-column-create[open] > summary {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--control-border));
  background: var(--accent-soft);
  color: var(--accent);
  box-shadow: var(--control-shadow-hover);
}

.document-actions-dropdown > summary:active,
.activity-entry__menu.document-actions-dropdown > summary:active,
.browser-item > .browser-item-actions > summary:active,
.miller-column-actions .miller-column-create > summary:active {
  box-shadow: var(--control-shadow-active);
}

.document-actions-dropdown__menu,
.notification-bell__dropdown {
  padding: 0.3rem;
  border: 1px solid var(--control-border);
  border-radius: var(--control-radius);
  background: var(--panel-strong);
  color: var(--text);
  box-shadow:
    inset 0 1px 0 var(--control-highlight),
    0 3px 8px color-mix(in srgb, var(--text) 14%, transparent);
  font: 500 0.82rem/1.25 ui-sans-serif, system-ui, sans-serif;
}

.document-actions-dropdown__menu .document-actions-dropdown__item,
.document-actions-dropdown__menu button.document-actions-dropdown__item,
.notification-bell__dropdown button {
  border: 0;
  border-radius: var(--control-radius);
  color: var(--text);
  box-shadow: none !important;
  font: inherit;
}

.miller-column .document-actions-dropdown__menu a.document-actions-dropdown__item {
  min-height: 0;
  justify-content: flex-start;
  padding: 0.55rem 0.7rem;
  text-align: left;
}

.document-actions-dropdown__menu .document-actions-dropdown__item:hover,
.notification-bell__dropdown button:hover {
  background: var(--accent-soft);
  box-shadow: none !important;
}

.document-actions-dropdown__menu .document-actions-dropdown__item--danger,
.document-actions-dropdown__menu .document-actions-dropdown__item--danger:hover {
  color: #b42318;
}

/* Rectangular UI uses one corner treatment; identity images remain circular. */
body * {
  border-radius: var(--control-radius) !important;
}

.activity-entry__avatar,
.activity-entry__avatar img,
.account-avatar,
.account-avatar img,
.design-comment-composer__avatar {
  border-radius: 50% !important;
}

.comment-avatar {
  border-radius: 50% !important;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-delay: 0ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }
}