@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Serif:wght@400;500;600&family=Material+Symbols+Outlined:FILL@0..1&display=swap");

:root {
  color-scheme: dark;
  --bg: #111315;
  --bg-soft: #15181b;
  --bg-muted: #1a1d21;
  --panel: #171a1d;
  --panel-soft: #1d2125;
  --panel-strong: #101214;
  --border: #2a2f35;
  --border-strong: #3a4148;
  --text: #eceff2;
  --text-soft: #b4bcc4;
  --text-faint: #7e8791;
  --accent: #d9dde2;
  --accent-strong: #f6f7f8;
  --success: #95b99b;
  --warning: #c8b07f;
  --danger: #c59090;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 14px;
  --sidebar-w: 232px;
  --workspace-w: 1280px;
  --reader-shell-w: 1120px;
  --reader-body-w: 720px;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f4f5f6;
  --bg-soft: #eff1f2;
  --bg-muted: #e8ebee;
  --panel: #ffffff;
  --panel-soft: #f7f8f9;
  --panel-strong: #ffffff;
  --border: #d7dde3;
  --border-strong: #c3cbd3;
  --text: #121518;
  --text-soft: #4d5863;
  --text-faint: #7b8793;
  --accent: #16191c;
  --accent-strong: #050607;
  --success: #2f6340;
  --warning: #86642a;
  --danger: #8f4545;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; margin: 0; }
html, body { background: var(--bg); }
body {
  color: var(--text);
  font: 14px/1.45 "IBM Plex Sans", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92em;
  padding: 0.08rem 0.36rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
}

.material-symbols-outlined {
  font-variation-settings: "FILL" 0, "wght" 400, "GRAD" 0, "opsz" 24;
  display: block;
  flex: 0 0 auto;
  font-size: 1.15rem;
  line-height: 1;
}

.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;
}

.app-shell,
.public-shell { min-height: 100vh; }

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-w);
  padding: 16px;
  border-right: 1px solid var(--border);
  background: var(--panel-strong);
}

.sidebar__inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.sidebar__brand,
.mobilebar__brand,
.utilitybar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  line-height: 1;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--panel-soft);
  flex: 0 0 auto;
}

.brand-mark .material-symbols-outlined {
  font-size: 1.2rem;
}

.brand-copy,
.mobilebar__brand-copy,
.utilitybar__brand-copy {
  min-width: 0;
  display: grid;
  gap: 2px;
  align-content: center;
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.auth-brand__copy {
  display: grid;
  gap: 3px;
}

.auth-brand__copy strong {
  font-size: 0.95rem;
  line-height: 1.1;
}

.brand-copy strong,
.mobilebar__brand strong,
.utilitybar__brand strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.1;
}

.brand-copy span,
.mobilebar__brand-copy span,
.utilitybar__brand-copy span {
  display: block;
  color: var(--text-faint);
  font-size: 0.76rem;
  line-height: 1.15;
}

.sidebar__nav,
.mobile-nav__grid {
  display: grid;
  gap: 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 11px;
  border-radius: 9px;
  border: 1px solid transparent;
  color: var(--text-soft);
  line-height: 1.2;
}

.nav-link .material-symbols-outlined { font-size: 1.1rem; }

.nav-link:hover,
.nav-link.is-active {
  border-color: var(--border);
  background: var(--panel-soft);
  color: var(--text);
}

.sidebar__footer {
  margin-top: auto;
  display: grid;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.sidebar__footer-actions { display: grid; gap: 8px; }

.user-chip,
.mobile-nav__meta,
.mobile-nav__logout,
.mobile-nav__grid,
.runtime-note {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
}

.user-chip { display: grid; gap: 2px; }

.user-chip__eyebrow,
.eyebrow,
.detail-list__row span,
.meta-card span,
.info-tile span {
  color: var(--text-faint);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.mobilebar,
.utilitybar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 95%, transparent);
  backdrop-filter: blur(8px);
}

.mobilebar__actions,
.utilitybar__actions,
.chip-row,
.page-actions,
.button-row,
.actions-row,
.card-actions,
.inline-actions,
.chapter-row-card__aside,
.reader-toolbar__group,
.job-row-card__meta,
.library-card__meta-row,
.reader-hero__meta,
.progress-inline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.mobile-menu-button,
.button--icon {
  width: 34px;
  min-width: 34px;
  padding: 0;
}

.mobile-nav {
  display: none;
  gap: 10px;
  padding: 14px;
}

.mobile-nav.is-open { display: grid; }
.mobile-nav__meta span { color: var(--text-soft); }
.mobile-nav .nav-link { min-height: 44px; border-color: var(--border); background: var(--panel); }

.dashboard-main { margin-left: var(--sidebar-w); min-height: 100vh; }

.workspace {
  width: min(100%, var(--workspace-w));
  margin: 0 auto;
  padding: 24px 24px 48px;
}

.public-shell .utilitybar { display: flex; }

.public-page,
.auth-page {
  width: min(100%, 1200px);
  margin: 0 auto;
  padding: 20px 18px 48px;
}

.page-header,
.detail-hero,
.reader-toolbar,
.chapter-nav,
.list-table__row,
.detail-list__row,
.job-row-card,
.chapter-row-card,
.table-link-row,
.key-list li {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.page-header,
.detail-hero {
  align-items: flex-end;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.page-header > :first-child,
.detail-hero > :first-child,
.page-header__aside { min-width: 0; }

.page-header h1,
.detail-hero h1,
.auth-card h1,
.not-found h1,
.reader-hero h1 {
  margin: 0;
  font-size: clamp(1.45rem, 2.1vw, 2rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 600;
}

.page-header p,
.muted,
.small,
.helper,
.reader-summary,
.reader-parent { color: var(--text-soft); }

.page-header p,
.detail-hero p,
.reader-hero p,
.small,
.helper,
.muted { margin: 0; }

.small,
.helper { font-size: 0.92rem; }

.chip,
.meta-pill,
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
  min-height: 28px;
  padding: 0 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  color: var(--text-soft);
  font-size: 0.74rem;
  line-height: 1;
  white-space: nowrap;
}

.chip .material-symbols-outlined,
.meta-pill .material-symbols-outlined,
.badge .material-symbols-outlined { font-size: 0.95rem; }

.badge--running,
.badge--completed,
.badge--translated { color: var(--success); border-color: color-mix(in srgb, var(--success) 35%, var(--border)); }
.badge--failed { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, var(--border)); }
.badge--pending,
.badge--queued { color: var(--warning); border-color: color-mix(in srgb, var(--warning) 35%, var(--border)); }

.surface-panel,
.auth-card,
.not-found,
.reader-frame {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.surface-panel,
.auth-card,
.not-found { padding: 18px; }

.section-heading,
.section-title,
.reader-section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.section-heading > :first-child,
.section-title > :first-child,
.reader-section-heading > :first-child { min-width: 0; }

.section-heading h2,
.section-heading h3,
.section-title h2,
.section-title h3,
.reader-section-heading h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.section-heading p,
.section-title p,
.reader-section-heading p { margin: 4px 0 0; }

.stack-8,
.stack-12,
.stack-16,
.stack-20,
.stack-24,
.job-stack,
.download-list,
.key-list,
.chapter-directory-table,
.job-table-list,
.detail-list,
.list-table,
.info-stack,
.reader-directory,
.detail-page { display: grid; }

.stack-8 { gap: 8px; }
.stack-12 { gap: 12px; }
.stack-16 { gap: 16px; }
.stack-20 { gap: 20px; }
.stack-24 { gap: 24px; }
.job-stack,
.download-list,
.key-list,
.chapter-directory-table,
.job-table-list,
.detail-list,
.list-table,
.info-stack,
.reader-directory,
.detail-page { gap: 12px; }

.workspace-grid,
.grid--2,
.stats-grid,
.form-split,
.library-grid {
  display: grid;
  gap: 20px;
}

.workspace-grid--import { grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.78fr); }
.workspace-grid--projects,
.workspace-grid--detail,
.workspace-grid--settings { grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.8fr); }
.grid--2,
.form-split,
.stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stats-grid--dense { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.library-grid--archive { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }

label,
.field-group,
fieldset { display: grid; gap: 8px; }

fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

label > span:first-child,
legend,
.label {
  color: var(--text-soft);
  font-size: 0.88rem;
  font-weight: 500;
}

input[type="url"],
input[type="text"],
input[type="password"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: var(--bg-soft);
  color: var(--text);
  outline: none;
  line-height: 1.35;
}

textarea { min-height: 132px; resize: vertical; }

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

.input-icon { position: relative; display: block; }
.input-icon .material-symbols-outlined {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-faint);
  font-size: 1rem;
}
.input-icon input { padding-left: 38px; }

.button,
.mobile-menu-button {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: var(--panel-soft);
  color: var(--text);
  font-weight: 500;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  cursor: pointer;
}

.button .material-symbols-outlined,
.mobile-menu-button .material-symbols-outlined,
.button--icon .material-symbols-outlined { font-size: 1.05rem; }

.button:hover,
.mobile-menu-button:hover {
  background: var(--bg-muted);
  border-color: var(--text-faint);
}

.button--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--panel-strong);
}

.button--primary:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.button--ghost { background: transparent; }
.button--compact { min-height: 30px; padding: 0 10px; font-size: 0.9rem; }
.button--block { width: 100%; }

.notice,
.empty-state,
.checkbox-row,
.info-tile,
.meta-card,
.job-card,
.chapter-card,
.download-card,
.list-table__row,
.job-row-card,
.chapter-row-card,
.detail-list__row,
.library-card,
.reader-masthead {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.notice,
.checkbox-row,
.info-tile,
.meta-card,
.job-card,
.chapter-card,
.download-card,
.list-table__row,
.job-row-card,
.chapter-row-card,
.detail-list__row,
.reader-masthead { padding: 12px; }

.notice--error {
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 35%, var(--border));
}

.page-notice { margin-bottom: 16px; }

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.3;
}

.checkbox-row--field { min-height: 40px; }
.info-tile strong,
.meta-card strong { display: block; margin-top: 6px; font-size: 0.98rem; word-break: break-word; }

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

.job-card,
.download-card,
.chapter-card,
.library-card { display: grid; gap: 8px; }

.job-card__top,
.chapter-card__top,
.job-row-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }

.table-link {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-all;
}

.job-row-card__main { display: grid; gap: 6px; min-width: 0; }
.job-row-card__meta { color: var(--text-soft); font-size: 0.88rem; }

.library-card {
  padding: 20px;
  min-height: 180px;
}

.library-card__body { display: grid; gap: 14px; min-width: 0; }
.library-card h3 { margin: 0; font-size: 1.1rem; line-height: 1.28; }

.detail-list__row span { flex: 0 0 112px; }
.detail-list__row strong { flex: 1; word-break: break-word; }
.detail-list__row {
  align-items: center;
}

.detail-list__row--wrap {
  align-items: flex-start;
  flex-direction: column;
}

.progress-track {
  width: 180px;
  height: 6px;
  border-radius: 999px;
  overflow: hidden;
  background: var(--border);
}

.progress-fill {
  height: 100%;
  border-radius: inherit;
  background: var(--accent-strong);
}

.auth-shell,
.not-found-wrap {
  min-height: calc(100vh - 76px);
  display: grid;
  place-items: center;
}

.auth-card,
.not-found { width: min(100%, 400px); }

.auth-card {
  padding: 22px;
  background: var(--panel-strong);
}

.auth-card__header,
.not-found__icon { text-align: left; }

.auth-shell--login { width: 100%; }

.not-found__icon {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-soft);
}

.empty-state {
  min-height: 120px;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--text-soft);
}

.span-full { grid-column: 1 / -1; }

.reader-layout {
  display: flex;
  justify-content: center;
}

.reader-frame {
  width: min(100%, var(--reader-shell-w));
  background: var(--panel);
  overflow: hidden;
}

.reader-masthead { margin-bottom: 12px; }

.reader-hero {
  padding: 24px 24px 18px;
  text-align: center;
}

.reader-hero__meta { justify-content: center; }

.reader-summary {
  width: min(100%, 640px);
  margin: 12px auto 0;
  line-height: 1.65;
}

.reader-parent { margin: 0 0 10px; }
.reader-parent a { text-decoration: underline; text-underline-offset: 2px; }

.reader-toolbar {
  align-items: center;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.reader-body-wrap { padding: 0 0 28px; }

.reader-body,
.reader-directory {
  width: min(100%, var(--reader-body-w));
  margin: 0 auto;
}

.reader-body {
  padding: 36px 0 0;
  font: 1.06rem/1.92 "IBM Plex Serif", serif;
}

.reader-body p { margin: 0 0 1.25em; }
.reader-body h1,
.reader-body h2,
.reader-body h3 {
  font-family: "IBM Plex Sans", sans-serif;
  line-height: 1.3;
}

.reader-directory { padding: 8px 0 0; }

.chapter-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.chapter-list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel-soft);
}

.chapter-list a:hover,
.download-card:hover,
.job-card:hover,
.library-card:hover,
.chapter-row-card:hover,
.job-row-card:hover { border-color: var(--border-strong); }

.chapter-list__index,
.chapter-row-card__index {
  display: inline-flex;
  align-items: center;
  min-width: 36px;
  color: var(--text-faint);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  line-height: 1;
}

.chapter-list__title,
.chapter-row-card__content strong { word-break: break-word; }

.chapter-row-card__content {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  min-width: 0;
}

.chapter-row-card__content > div { min-width: 0; }

.chapter-row-card__aside { justify-content: flex-end; }

.key-list li,
.list-table__row,
.table-link-row { align-items: center; }

.list-table__row { min-height: 48px; }

.table-link-row,
.card-actions,
.inline-actions,
.actions-row,
.button-row,
.page-actions,
.job-row-card__meta,
.reader-toolbar__group,
.reader-hero__meta,
.library-card__meta-row,
.progress-inline { line-height: 1.2; }

.utilitybar__dashboard-link,
.mobile-nav__logout .button,
.sidebar__footer-actions .button,
.card-actions .button,
.inline-actions .button,
.page-actions .button,
.button-row .button,
.reader-toolbar .button,
.chapter-nav .button { align-self: center; }

.chapter-nav {
  padding: 14px 18px 18px;
  border-top: 1px solid var(--border);
}

.chapter-nav__edge--right { justify-self: end; }
.chapter-nav__center { color: var(--text-soft); }

@media (max-width: 1200px) {
  .library-grid--archive { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 980px) {
  .sidebar { display: none; }
  .mobilebar { display: flex; }
  .dashboard-main { margin-left: 0; }
  .workspace { padding: 18px 14px 40px; }
  .workspace-grid--import,
  .workspace-grid--projects,
  .workspace-grid--settings,
  .workspace-grid--detail,
  .form-split,
  .grid--2,
  .stats-grid,
  .stats-grid--dense,
  .library-grid--archive { grid-template-columns: 1fr; }
  .public-page,
  .auth-page { padding: 16px 12px 40px; }
  .reader-frame { width: 100%; }
  .reader-hero { padding: 22px 16px 16px; }
  .reader-body,
  .reader-directory { width: calc(100% - 28px); }
}

@media (max-width: 720px) {
  .page-header,
  .detail-hero,
  .reader-toolbar,
  .chapter-row-card,
  .job-row-card,
  .key-list li,
  .list-table__row,
  .detail-list__row,
  .chapter-nav,
  .table-link-row { display: grid; grid-template-columns: 1fr; }
  .mobilebar__brand-copy span,
  .utilitybar__brand-copy span { display: none; }
  .surface-panel,
  .auth-card,
  .not-found { padding: 16px; }
  .page-header,
  .detail-hero { align-items: stretch; }
  .button-row,
  .page-actions,
  .actions-row,
  .card-actions,
  .inline-actions,
  .chapter-row-card__aside { align-items: stretch; }
  .chapter-nav__edge--right { justify-self: start; }
  .reader-hero { padding: 20px 16px 16px; }
  .reader-summary { margin-top: 10px; }
}

@media (max-width: 560px) {
  .mobilebar__brand-copy,
  .utilitybar__brand-copy { display: none; }
  .mobile-nav__grid,
  .checkbox-grid { grid-template-columns: 1fr; }
  .button-row > form,
  .page-actions > form,
  .actions-row > form,
  .card-actions > form,
  .inline-actions > form { width: 100%; }
  .button-row .button,
  .page-actions .button,
  .actions-row .button,
  .card-actions .button,
  .inline-actions .button { width: 100%; }
  .reader-body,
  .reader-directory { width: calc(100% - 22px); }
}