* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 22% 8%, rgba(230, 184, 77, 0.18), transparent 34%),
    linear-gradient(135deg, #e7d3a9 0%, #f3ead4 42%, #d0e1df 100%);
  color: var(--ink);
  font-family: var(--font-ui);
  letter-spacing: 0;
  word-break: keep-all;
  overflow-wrap: break-word;
  line-break: loose;
}

button,
a {
  font: inherit;
}

button {
  color: inherit;
}

.site-shell {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 0;
}

.phone-frame {
  width: min(100vw, var(--frame-width));
  min-height: 100vh;
  background:
    linear-gradient(rgba(255, 248, 231, 0.88), rgba(255, 248, 231, 0.88)),
    repeating-linear-gradient(45deg, rgba(189, 169, 130, 0.08) 0 2px, transparent 2px 9px);
  box-shadow: var(--shadow);
  position: relative;
  overflow-x: hidden;
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  height: calc(var(--nav-h) + env(safe-area-inset-top, 0px));
  padding: env(safe-area-inset-top, 0px) 12px 0;
  display: grid;
  grid-template-columns: 42px 42px 1fr 42px;
  align-items: center;
  background: rgba(247, 239, 217, 0.92);
  border-bottom: 1px solid rgba(189, 169, 130, 0.62);
  backdrop-filter: blur(14px);
}

.reading-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  overflow: hidden;
}

.reading-progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--coral), var(--sun), var(--sea));
  transform: scaleX(0);
  transform-origin: left center;
}

.icon-button {
  width: 38px;
  height: 38px;
  border: 0;
  background: transparent;
  display: inline-grid;
  place-items: center;
  cursor: pointer;
  border-radius: 50%;
}

.icon-button:focus-visible,
.pager-link:focus-visible,
.related-link:focus-visible,
.toc-link:focus-visible,
.contents-link:focus-visible,
.contents-search:focus-visible,
.language-row:focus-visible {
  outline: 2px solid var(--sea);
  outline-offset: 2px;
}

.icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.depth-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
  color: var(--muted-ink);
  font-size: 12px;
  font-weight: 700;
}

.page {
  padding: 18px var(--safe-x) 34px;
}

.article-header {
  padding: 8px 0 14px;
}

.category {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 9px;
  border: 1px solid rgba(189, 169, 130, 0.9);
  border-radius: 999px;
  color: var(--moss);
  background: rgba(255, 250, 235, 0.7);
  font-size: 11px;
  font-weight: 800;
}

.title {
  margin: 13px 0 10px;
  font-size: clamp(30px, 8vw, 38px);
  line-height: 1.07;
  letter-spacing: 0;
  color: var(--ink);
  text-wrap: balance;
}

.cover .title {
  font-size: clamp(36px, 10vw, 46px);
}

.summary {
  margin: 0;
  color: var(--muted-ink);
  font-size: 16px;
  line-height: 1.55;
  font-weight: 600;
  text-wrap: pretty;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: -2px 0 10px;
  color: var(--muted-ink);
  font-size: 11px;
  font-weight: 800;
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 20px;
  padding: 0 7px;
  border: 1px solid rgba(189, 169, 130, 0.58);
  border-radius: 999px;
  background: rgba(255, 250, 235, 0.58);
}

.summary-line {
  display: block;
}

.hero {
  margin: 12px 0 20px;
}

.hero-image {
  display: block;
  width: 100%;
  aspect-ratio: var(--hero-aspect-ratio, 16 / 9);
  object-fit: cover;
  object-position: var(--hero-focal-point, center);
  border-radius: var(--radius);
  border: 1px solid rgba(189, 169, 130, 0.8);
  background: var(--paper-deep);
}

.hero-caption {
  margin: 8px 2px 0;
  color: var(--muted-ink);
  font-size: 12px;
  line-height: 1.45;
}

.content {
  display: grid;
  gap: 15px;
}

.paragraph {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
  text-wrap: pretty;
}

.content-heading {
  margin: 8px 0 -4px;
  color: var(--night);
  font-size: 21px;
  line-height: 1.24;
  letter-spacing: 0;
  text-wrap: balance;
}

.quote {
  margin: 2px 0;
  padding: 14px 16px;
  border-left: 3px solid var(--coral);
  background: rgba(255, 250, 235, 0.65);
  color: var(--night);
  font-size: 16px;
  line-height: 1.62;
  font-weight: 700;
}

.callout,
.article-list {
  padding: 14px 15px;
  border: 1px solid rgba(101, 169, 201, 0.6);
  border-radius: var(--radius);
  background: rgba(101, 169, 201, 0.12);
}

.callout-title {
  margin: 0 0 8px;
  color: var(--night);
  font-size: 14px;
  line-height: 1.35;
  font-weight: 900;
}

.callout p {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
}

.article-list ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}

.article-list li {
  padding-left: 2px;
  font-size: 14px;
  line-height: 1.55;
}

.data-box,
.codex-grid-panel,
.timeline-panel,
.image-pair,
.related,
.toc-panel,
.contents-panel,
.language-panel {
  border: 1px solid rgba(189, 169, 130, 0.86);
  border-radius: var(--radius);
  background: var(--panel);
}

.data-box {
  padding: 14px 15px;
}

.box-title,
.related-title,
.toc-title {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.35;
  color: var(--moss);
  font-weight: 900;
  text-wrap: balance;
}

.toc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.toc-header .toc-title {
  margin-bottom: 0;
}

.toc-note {
  margin: 0 0 12px;
  color: var(--muted-ink);
  font-size: 12px;
  line-height: 1.5;
}

.field-list {
  display: grid;
  gap: 9px;
  margin: 0;
}

.field-row {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 10px;
  font-size: 13px;
  line-height: 1.45;
}

.field-row dt {
  color: var(--muted-ink);
  font-weight: 800;
}

.field-row dd {
  margin: 0;
  overflow-wrap: break-word;
  text-wrap: pretty;
}

.codex-grid-panel,
.timeline-panel,
.image-pair {
  padding: 14px;
}

.codex-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.codex-card {
  min-height: 112px;
  display: grid;
  align-content: start;
  gap: 7px;
  padding: 11px;
  border: 1px solid rgba(189, 169, 130, 0.66);
  border-radius: var(--radius);
  background: rgba(255, 250, 235, 0.58);
}

.codex-card.is-locked {
  opacity: 0.58;
}

.codex-card.is-featured {
  border-color: rgba(230, 184, 77, 0.86);
  background: rgba(230, 184, 77, 0.16);
}

.codex-mark {
  width: 30px;
  height: 30px;
  border: 1px solid rgba(101, 169, 201, 0.74);
  border-radius: 9px;
  background:
    linear-gradient(135deg, rgba(101, 169, 201, 0.28), rgba(230, 184, 77, 0.24)),
    rgba(255, 255, 255, 0.38);
}

.codex-card h3,
.timeline-list h3 {
  margin: 0;
  color: var(--night);
  font-size: 13px;
  line-height: 1.32;
  text-wrap: balance;
}

.codex-card p,
.timeline-list p {
  margin: 0;
  color: var(--muted-ink);
  font-size: 12px;
  line-height: 1.45;
  text-wrap: pretty;
}

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

.timeline-list li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  margin-top: 4px;
  border: 2px solid var(--sea);
  border-radius: 50%;
  background: var(--panel);
  box-shadow: 0 0 0 4px rgba(101, 169, 201, 0.12);
}

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

.image-pair-card {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(189, 169, 130, 0.66);
  border-radius: var(--radius);
  background: rgba(255, 250, 235, 0.58);
}

.image-pair-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.image-pair-card figcaption {
  display: grid;
  gap: 4px;
  padding: 9px;
  font-size: 12px;
  line-height: 1.35;
}

.image-pair-card figcaption span {
  color: var(--muted-ink);
}

.related {
  margin-top: 22px;
  padding: 14px;
}

.related-list,
.toc-list,
.contents-list,
.language-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.related-link,
.toc-link,
.contents-link,
.language-row {
  min-width: 0;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 12px;
  border: 1px solid rgba(189, 169, 130, 0.55);
  border-radius: var(--radius);
  color: var(--ink);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.28);
  overflow-wrap: break-word;
}

.toc-link-detailed,
.contents-link {
  align-items: flex-start;
}

.toc-link-main,
.contents-link-main {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.toc-link-main strong,
.contents-link-main strong {
  color: var(--night);
  font-size: 13px;
  line-height: 1.35;
  overflow-wrap: break-word;
  text-wrap: pretty;
}

.toc-link-main span,
.contents-link-main span {
  color: var(--muted-ink);
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: break-word;
  text-wrap: pretty;
}

.related-type,
.status-pill,
.language-status {
  flex: 0 0 auto;
  color: var(--muted-ink);
  font-size: 11px;
  font-weight: 800;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 20px;
  padding: 0 7px;
  border: 1px solid rgba(189, 169, 130, 0.58);
  border-radius: 999px;
  background: rgba(255, 250, 235, 0.72);
  white-space: nowrap;
}

.pager {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin-top: 18px;
  padding-bottom: 4px;
}

.pager-link {
  min-height: 54px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 8px 6px;
  border: 1px solid rgba(189, 169, 130, 0.7);
  border-radius: var(--radius);
  color: var(--ink);
  background: rgba(255, 250, 235, 0.78);
  text-decoration: none;
  text-align: center;
}

.pager-link.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

.pager-kicker {
  color: var(--muted-ink);
  font-size: 10px;
  font-weight: 900;
}

.pager-title {
  overflow-wrap: break-word;
  font-size: 12px;
  line-height: 1.25;
  font-weight: 800;
  text-wrap: pretty;
}

.toc-panel,
.contents-panel,
.language-panel {
  margin-top: 18px;
  padding: 14px;
}

.contents-panel {
  display: grid;
  gap: 14px;
}

.contents-search-label {
  color: var(--moss);
  font-size: 12px;
  line-height: 1.35;
  font-weight: 900;
}

.contents-search {
  width: 100%;
  min-height: 44px;
  margin-top: -7px;
  padding: 0 13px;
  border: 1px solid rgba(189, 169, 130, 0.72);
  border-radius: var(--radius);
  color: var(--ink);
  background: rgba(255, 250, 235, 0.84);
}

.contents-groups {
  display: grid;
  gap: 16px;
}

.contents-group {
  display: grid;
  gap: 9px;
}

.contents-group-title {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 0;
  color: var(--night);
  font-size: 15px;
  line-height: 1.35;
  font-weight: 900;
}

.contents-group-title span:first-child {
  min-width: 0;
  overflow-wrap: break-word;
  text-wrap: balance;
}

.contents-count {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  color: var(--muted-ink);
  background: rgba(101, 169, 201, 0.12);
  font-size: 11px;
  font-weight: 900;
  white-space: nowrap;
}

.contents-empty {
  margin: 4px 0 0;
  color: var(--muted-ink);
  font-size: 13px;
  line-height: 1.55;
  text-align: center;
}

.language-grid {
  display: grid;
  gap: 16px;
}

.language-meta {
  display: grid;
  gap: 8px;
  color: var(--muted-ink);
  font-size: 14px;
  line-height: 1.55;
}

.language-row {
  width: 100%;
  cursor: pointer;
}

.language-row.is-active {
  border-color: rgba(101, 169, 201, 0.88);
  background: rgba(101, 169, 201, 0.15);
}

.language-row.is-active .language-status {
  color: var(--night);
}

.language-code {
  color: var(--muted-ink);
  font-size: 12px;
  font-weight: 800;
}

.empty-state {
  padding: 28px 20px;
  color: var(--muted-ink);
  text-align: center;
}

@media (min-width: 720px) {
  .site-shell {
    padding: 24px 0;
  }

  .phone-frame {
    min-height: min(932px, calc(100vh - 48px));
    border-radius: 22px;
    overflow: hidden;
  }
}