:root {
  --bg: #f6f2ec;
  --bg-soft: #edf1f6;
  --sidebar-bg: rgba(249, 247, 243, 0.98);
  --sidebar-border: rgba(118, 139, 176, 0.18);
  --paper: rgba(255, 253, 249, 0.985);
  --paper-soft: rgba(247, 244, 239, 0.965);
  --paper-muted: rgba(233, 239, 247, 0.9);
  --ink: #2a2d35;
  --ink-soft: #5c6474;
  --ink-faint: #9399a6;
  --nav-deep: #173463;
  --nav-deeper: #10284d;
  --nav-text: #edf3ff;
  --nav-text-soft: rgba(226, 235, 255, 0.76);
  --nav-divider: rgba(213, 224, 248, 0.34);
  --nav-border: rgba(189, 205, 237, 0.18);
  --nav-glow: rgba(146, 198, 255, 0.52);
  --brass: #7d91b5;
  --brass-strong: #6f88bc;
  --wine: #726b76;
  --midnight: #5f79ac;
  --accent-blue: #6d86bb;
  --accent-blue-strong: #5873aa;
  --accent-blue-soft: rgba(109, 134, 187, 0.13);
  --accent-blue-border: rgba(109, 134, 187, 0.28);
  --border: rgba(98, 113, 141, 0.14);
  --border-strong: rgba(98, 113, 141, 0.24);
  --shadow-soft: 0 12px 28px rgba(45, 52, 68, 0.07);
  --shadow-deep: 0 24px 60px rgba(45, 52, 68, 0.11);
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino,
    "URW Palladio L", serif;
  --sans: "Trebuchet MS", "Gill Sans", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  min-height: 100vh;
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: linear-gradient(180deg, #f5f1eb 0%, #ece7de 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(247, 243, 237, 0.94), rgba(241, 237, 231, 0.9) 36%, rgba(240, 242, 246, 0.96) 100%),
    radial-gradient(circle at top right, rgba(187, 202, 228, 0.18), transparent 24%),
    radial-gradient(circle at bottom center, rgba(114, 140, 189, 0.11), transparent 30%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.025;
  background:
    linear-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.12) 1px, transparent 1px);
  background-size: 40px 40px;
}

a {
  color: inherit;
}

code {
  padding: 0.08rem 0.35rem;
  border-radius: 0.35rem;
  background: rgba(112, 129, 162, 0.08);
  color: inherit;
}

.site-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

.sidebar-column {
  min-height: 100vh;
}

.content-column {
  min-height: 100vh;
}

.section-shell {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--nav-border);
  background:
    linear-gradient(180deg, rgba(24, 53, 98, 0.98), rgba(14, 34, 67, 0.98)),
    radial-gradient(circle at top left, rgba(143, 183, 240, 0.18), transparent 28%);
  box-shadow: 0 16px 36px rgba(11, 22, 45, 0.2);
  backdrop-filter: blur(14px);
}

.section-shell__inner {
  width: min(1680px, calc(100% - 2rem));
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.35rem;
  padding: 0.82rem 0;
}

.shell-home {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
  text-decoration: none;
  color: var(--nav-text);
}

.shell-home__title {
  font-family: var(--serif);
  font-size: 1.2rem;
  line-height: 1;
}

.shell-home__copy {
  color: var(--nav-text-soft);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-nav {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 0.12rem;
  scrollbar-width: none;
}

.section-nav::-webkit-scrollbar {
  display: none;
}

.section-nav__link {
  position: relative;
  flex-shrink: 0;
  padding: 0.2rem 0 0.52rem;
  color: var(--nav-text-soft);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 180ms ease, transform 180ms ease;
}

.section-nav__link:hover,
.section-nav__link:focus-visible {
  color: var(--nav-text);
  transform: translateY(-1px);
}

.section-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.04rem;
  height: 0.2rem;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(212, 229, 255, 0.04), var(--nav-glow), rgba(212, 229, 255, 0.04));
  box-shadow: 0 0 18px rgba(146, 198, 255, 0.26);
  opacity: 0;
  transform: scaleX(0.5);
  transition: opacity 180ms ease, transform 180ms ease;
}

.section-nav__link.is-active {
  color: var(--nav-text);
}

.section-nav__link.is-active::after,
.section-nav__link:hover::after,
.section-nav__link:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.section-nav__divider {
  flex-shrink: 0;
  color: var(--nav-divider);
  font-size: 0.92rem;
  line-height: 1;
}

.section-shell__mobile {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
}

.section-shell__current {
  color: var(--nav-text);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.section-shell .btn-outline-light {
  --bs-btn-color: var(--nav-text);
  --bs-btn-border-color: rgba(216, 227, 248, 0.28);
  --bs-btn-hover-color: #18202d;
  --bs-btn-hover-bg: rgba(245, 248, 253, 0.94);
  --bs-btn-hover-border-color: rgba(245, 248, 253, 0.94);
}

.section-drawer {
  background:
    linear-gradient(180deg, rgba(18, 39, 74, 0.98), rgba(13, 29, 58, 0.98)),
    radial-gradient(circle at top, rgba(143, 183, 240, 0.15), transparent 32%);
  color: var(--nav-text);
}

.section-drawer .page-copy {
  color: var(--nav-text-soft);
}

.section-drawer .offcanvas-header {
  border-color: rgba(216, 227, 248, 0.12) !important;
}

.section-drawer .btn-outline-light {
  --bs-btn-color: var(--nav-text);
  --bs-btn-border-color: rgba(216, 227, 248, 0.22);
  --bs-btn-hover-color: #18202d;
  --bs-btn-hover-bg: rgba(245, 248, 253, 0.94);
  --bs-btn-hover-border-color: rgba(245, 248, 253, 0.94);
}

.section-drawer__links {
  display: grid;
  gap: 0.45rem;
}

.section-drawer__link {
  display: block;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(216, 227, 248, 0.1);
  border-radius: 0.95rem;
  background: rgba(255, 255, 255, 0.04);
  color: var(--nav-text-soft);
  text-decoration: none;
  transition: border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.section-drawer__link:hover,
.section-drawer__link:focus-visible,
.section-drawer__link.is-active {
  border-color: rgba(180, 206, 246, 0.28);
  background: rgba(255, 255, 255, 0.08);
  color: var(--nav-text);
}

.section-drawer__title {
  display: block;
  font-size: 0.96rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sidebar-panel {
  position: sticky;
  top: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 1.6rem 1.15rem 1.45rem;
  border-right: 1px solid var(--sidebar-border);
  background:
    linear-gradient(180deg, rgba(249, 246, 241, 0.94), rgba(241, 236, 229, 0.96)),
    radial-gradient(circle at top, rgba(162, 186, 225, 0.12), transparent 34%);
  box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(10px);
}

.sidebar-kicker,
.drawer-kicker,
.page-kicker,
.card-kicker,
.archive-card__eyebrow,
.record-item__label,
.context-block__label,
.archive-label,
.stack-link__meta,
.selector-card__meta,
.stat-card__label,
.nav-pill__label {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.sidebar-kicker,
.drawer-kicker,
.page-kicker,
.card-kicker,
.archive-card__eyebrow,
.archive-label,
.nav-pill__label {
  color: var(--brass-strong);
}

.mobile-brand,
.drawer-title,
.page-title,
.section-title,
.subsection-title,
.detail-title,
.feature-title,
.archive-card__title,
.timeline-item__title {
  font-family: var(--serif);
  line-height: 1.04;
}

.sidebar-copy,
.page-copy,
.hero-copy,
.hero-lead,
.feature-panel p,
.archive-card__summary,
.selector-card__copy,
.detail-subtitle,
.timeline-item__copy,
.markdown-body p,
.markdown-body li,
.markdown-body blockquote,
.context-block .page-copy,
.empty-card,
.stack-link__copy,
.hero-note p,
.facet-mini-grid span,
.route-link__copy,
.sidebar-mini-link__copy {
  color: var(--ink-soft);
  line-height: 1.8;
}

.sidebar-copy {
  max-width: 14rem;
  font-size: 0.92rem;
  line-height: 1.72;
}

.sidebar-note {
  padding: 0.95rem 1rem;
  border: 1px solid rgba(118, 132, 159, 0.16);
  border-radius: 0.95rem;
  background: rgba(255, 255, 255, 0.34);
}

.sidebar-divider {
  margin: 1.1rem 0;
  border-top: 1px solid rgba(118, 132, 159, 0.16);
}

.site-nav-shell {
  display: grid;
  gap: 1.45rem;
}

.site-nav-group {
  display: grid;
  gap: 0.7rem;
}

.sidebar-section-label {
  margin: 0;
  color: var(--ink-faint);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-nav {
  gap: 0.08rem;
}

.site-nav .nav-link {
  padding: 0.62rem 0.78rem;
  border: 1px solid transparent;
  border-radius: 0.85rem;
  color: var(--ink-soft);
  font-size: 0.94rem;
  transition:
    border-color 180ms ease,
    background 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.site-nav .nav-link:hover,
.site-nav .nav-link:focus-visible {
  color: var(--ink);
  border-color: rgba(109, 134, 187, 0.16);
  background: rgba(109, 134, 187, 0.07);
}

.site-nav .nav-link.active {
  color: #fdfefe;
  border-color: rgba(88, 115, 170, 0.55);
  background: linear-gradient(180deg, var(--accent-blue), var(--accent-blue-strong));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    0 10px 22px rgba(88, 115, 170, 0.2);
}

.site-nav .nav-link.active:hover,
.site-nav .nav-link.active:focus-visible {
  color: #fdfefe;
  transform: translateY(-1px);
  border-color: rgba(88, 115, 170, 0.62);
  background: linear-gradient(180deg, #728cc2, #5873aa);
}

.sidebar-link-list {
  display: grid;
  gap: 0.6rem;
}

.sidebar-mini-link {
  display: block;
  padding: 0.55rem 0.15rem;
  border: 0;
  border-top: 1px solid rgba(118, 139, 176, 0.12);
  border-radius: 0;
  background: transparent;
  text-decoration: none;
  transition: color 180ms ease, transform 180ms ease;
}

.sidebar-mini-link:hover,
.sidebar-mini-link:focus-visible {
  background: transparent;
  color: var(--midnight);
  transform: translateY(-1px);
}

.sidebar-mini-link__title {
  display: block;
  font-family: var(--serif);
  color: var(--ink);
  font-size: 1.02rem;
}

.sidebar-mini-link__copy {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.9rem;
}

.sidebar-note {
  margin-top: 1.65rem;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.content-column {
  min-height: 100vh;
}

.content-wrap {
  width: min(1220px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.mobile-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid rgba(118, 139, 176, 0.18);
  background: rgba(249, 247, 243, 0.95);
  backdrop-filter: blur(10px);
}

.mobile-brand {
  font-size: 1.35rem;
  text-decoration: none;
  color: var(--ink);
}

.mobile-drawer {
  background:
    linear-gradient(180deg, rgba(249, 247, 243, 0.96), rgba(241, 237, 230, 0.95)),
    radial-gradient(circle at top, rgba(162, 186, 225, 0.14), transparent 30%);
  color: var(--ink);
  backdrop-filter: blur(12px);
}

.page-banner,
.page-section,
.hero-card,
.detail-panel,
.reader-card,
.paper-panel,
.feature-panel,
.archive-card,
.stat-card,
.stack-link,
.selector-card,
.timeline-item,
.world-group,
.empty-card {
  position: relative;
  z-index: 1;
}

.hero-card,
.detail-panel,
.reader-card,
.paper-panel,
.feature-panel,
.archive-card,
.stat-card,
.stack-link,
.selector-card,
.timeline-item,
.world-group,
.empty-card {
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(255, 253, 249, 0.94), rgba(247, 243, 238, 0.96)),
    radial-gradient(circle at top right, rgba(121, 149, 203, 0.12), transparent 28%);
  color: var(--ink);
  box-shadow: var(--shadow-soft);
}

.hero-card,
.detail-panel,
.reader-card,
.world-group {
  overflow: hidden;
}

.hero-card,
.detail-panel,
.reader-card,
.world-group {
  border-radius: 1.45rem;
}

.archive-card,
.feature-panel,
.paper-panel,
.stat-card,
.stack-link,
.selector-card,
.timeline-item,
.empty-card {
  border-radius: 1.05rem;
}

.page-banner {
  padding: 0;
  max-width: 70rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.page-title {
  margin: 0;
  max-width: 18ch;
  font-size: clamp(2.9rem, 6vw, 5.6rem);
  color: var(--ink);
}

.banner-copy {
  max-width: 58rem;
}

.section-header,
.section-subheader {
  margin-bottom: 1rem;
}

.section-title {
  margin: 0.35rem 0 0;
  font-size: clamp(1.85rem, 3.2vw, 2.85rem);
  color: var(--ink);
}

.subsection-title {
  margin: 0;
  font-size: 1.5rem;
  color: var(--ink);
}

.hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1.32fr) minmax(260px, 0.5fr);
  gap: 1.35rem;
  padding: clamp(1.45rem, 3vw, 2.35rem);
  background:
    linear-gradient(180deg, rgba(255, 253, 249, 0.992), rgba(246, 242, 236, 0.968)),
    radial-gradient(circle at right, rgba(162, 186, 225, 0.18), transparent 34%);
}

.hero-card--home {
  min-height: clamp(28rem, 58vh, 36rem);
  border-color: rgba(166, 186, 219, 0.22);
  background:
    linear-gradient(90deg, rgba(18, 22, 30, 0.9) 0%, rgba(25, 31, 43, 0.82) 42%, rgba(37, 47, 65, 0.54) 67%, rgba(244, 247, 252, 0.12) 100%),
    url("img/bg.png") right top / cover no-repeat;
  box-shadow: 0 28px 68px rgba(18, 24, 34, 0.28);
}

.hero-card--home + .page-section {
  margin-top: 2.75rem !important;
}

.hero-card--home::after {
  display: none;
}

.hero-card--home .page-kicker,
.hero-card--home .card-kicker {
  color: rgba(190, 207, 238, 0.92);
}

.hero-card--home .page-title {
  max-width: 9ch;
  font-size: clamp(3.8rem, 7vw, 5.35rem);
  color: #f4f7fc;
}

.hero-card--home .hero-lead {
  max-width: 20ch;
  font-size: clamp(1.12rem, 1.8vw, 1.46rem);
  line-height: 1.52;
  color: rgba(228, 234, 246, 0.94);
}

.hero-card--home .hero-copy {
  max-width: 53ch;
  line-height: 1.72;
  color: rgba(211, 219, 233, 0.9);
}

.hero-card--home .hero-note {
  align-self: stretch;
  padding: 1.15rem 1.3rem;
  border-color: rgba(177, 196, 228, 0.14);
  background:
    linear-gradient(180deg, rgba(20, 25, 35, 0.54), rgba(29, 36, 48, 0.48));
  box-shadow: none;
}

.hero-card--home .hero-note p,
.hero-card--home .route-link__copy {
  color: rgba(222, 228, 240, 0.82);
}

.hero-card--home .route-list {
  gap: 0;
  margin-top: 0.55rem;
}

.hero-card--home .route-link {
  padding: 0.92rem 0;
  border: 0;
  border-top: 1px solid rgba(177, 196, 228, 0.12);
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
}

.hero-card--home .route-link:hover,
.hero-card--home .route-link:focus-visible {
  border-color: rgba(177, 196, 228, 0.2);
  background: transparent;
  transform: translateX(4px);
}

.hero-card--home .route-link__title {
  font-size: 1.02rem;
  color: #f4f7fc;
}

.hero-card--home .btn-outline-light {
  --bs-btn-color: #f4f7fc;
  --bs-btn-border-color: rgba(206, 220, 244, 0.34);
  --bs-btn-hover-color: #18202d;
  --bs-btn-hover-bg: rgba(245, 248, 253, 0.94);
  --bs-btn-hover-border-color: rgba(245, 248, 253, 0.94);
}

.hero-card::after,
.detail-panel::after,
.reader-card::after {
  content: "";
  position: absolute;
  right: -10rem;
  top: -5rem;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(112, 129, 162, 0.05) 0%, transparent 56%),
    conic-gradient(
      from 0deg,
      rgba(143, 165, 198, 0.03),
      transparent 16%,
      rgba(143, 165, 198, 0.02) 20%,
      transparent 40%,
      rgba(112, 129, 162, 0.03) 46%,
      transparent 66%,
      rgba(143, 165, 198, 0.02) 72%,
      transparent
    );
  pointer-events: none;
}

.hero-lead {
  margin-top: 1.4rem;
  margin-bottom: 0;
  font-family: var(--serif);
  font-size: clamp(1.28rem, 2vw, 1.72rem);
  color: var(--midnight);
}

.hero-copy {
  margin-top: 1rem;
  max-width: 62ch;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.45rem;
}

.hero-card__aside {
  display: flex;
  align-items: flex-start;
}

.hero-note {
  width: 100%;
  padding: 1.15rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: rgba(245, 249, 255, 0.76);
}

.route-list {
  display: grid;
  gap: 0.65rem;
  margin-top: 0.35rem;
}

.route-list--compact .route-link {
  padding: 0.8rem 0.9rem;
}

.route-link {
  display: block;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(118, 139, 176, 0.14);
  border-radius: 0.95rem;
  background: rgba(255, 255, 255, 0.58);
  text-decoration: none;
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.route-link:hover,
.route-link:focus-visible {
  border-color: var(--accent-blue-border);
  background: rgba(242, 247, 255, 0.92);
  transform: translateY(-1px);
}

.route-link__title {
  display: block;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.1rem;
}

.route-link__copy {
  display: block;
  margin-top: 0.12rem;
  font-size: 0.92rem;
}

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

.feature-panel {
  padding: 1.3rem;
}

.feature-panel--chamber {
  background:
    linear-gradient(180deg, rgba(255, 252, 247, 0.99), rgba(242, 238, 232, 0.96)),
    radial-gradient(circle at top right, rgba(130, 117, 136, 0.12), transparent 32%);
}

.feature-panel--bureau {
  background:
    linear-gradient(180deg, rgba(255, 253, 249, 0.992), rgba(246, 242, 236, 0.968)),
    radial-gradient(circle at top right, rgba(121, 149, 203, 0.16), transparent 32%);
}

.feature-title {
  margin: 0.55rem 0 0.9rem;
  font-size: 1.8rem;
  color: var(--ink);
}

.trailer-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 1.25rem;
  align-items: center;
}

.trailer-feature__title {
  max-width: 16ch;
}

.trailer-feature__media {
  width: 100%;
}

.trailer-frame {
  overflow: hidden;
  border: 1px solid rgba(118, 139, 176, 0.14);
  border-radius: 1.1rem;
  background:
    linear-gradient(180deg, rgba(18, 22, 30, 0.82), rgba(29, 36, 48, 0.72)),
    url("img/bg.png") center center / cover no-repeat;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.trailer-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.entry-grid--wide {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.archive-card,
.paper-panel {
  padding: 1.1rem;
}

.archive-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.archive-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.archive-card__title {
  margin: 0.65rem 0 0.55rem;
  font-size: 1.42rem;
  color: var(--ink);
}

.archive-card__summary {
  margin: 0;
  color: var(--ink-soft);
}

.archive-card__line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.8rem;
  color: var(--ink-faint);
  font-size: 0.88rem;
}

.archive-card__footer {
  margin-top: auto;
  padding-top: 0.9rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.meta-pill,
.soft-chip,
.entry-kind,
.nav-pill,
.sigil,
.portrait-sigil {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
}

.meta-pill,
.soft-chip,
.entry-kind {
  min-height: 1.8rem;
  padding: 0.24rem 0.62rem;
  border: 1px solid rgba(118, 139, 176, 0.16);
  background: rgba(109, 134, 187, 0.055);
  color: var(--ink-soft);
  font-size: 0.72rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.meta-pill--facet.meta-pill--chamber {
  background: rgba(130, 117, 136, 0.085);
  color: var(--wine);
}

.meta-pill--facet.meta-pill--bureau {
  background: rgba(95, 121, 172, 0.11);
  color: var(--midnight);
}

.meta-pill--facet.meta-pill--world {
  background: rgba(199, 206, 217, 0.18);
  color: #6b717e;
}

.meta-pill--facet.meta-pill--meta {
  background: rgba(154, 160, 176, 0.12);
  color: #697182;
}

.soft-chip {
  color: var(--ink-faint);
}

.divider-dot::before {
  content: "•";
  color: rgba(103, 84, 71, 0.58);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.85rem;
}

.stat-card {
  padding: 0.95rem 1rem;
  text-align: left;
}

.stat-card__value {
  display: block;
  font-family: var(--serif);
  font-size: 1.95rem;
  color: var(--ink);
}

.stat-card__label {
  display: block;
  margin-top: 0.35rem;
  color: var(--ink-faint);
}

.stack-list {
  display: grid;
  gap: 0.75rem;
}

.stack-link {
  display: block;
  padding: 0.95rem 1rem;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease;
}

.stack-link:hover,
.stack-link:focus-visible,
.selector-card:hover,
.selector-card:focus-visible,
.nav-pill:hover,
.nav-pill:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent-blue-border);
}

.stack-link__meta {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--ink-faint);
}

.stack-link__title {
  display: block;
  margin-top: 0.45rem;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.2rem;
}

.stack-link__copy {
  display: block;
  margin-top: 0.35rem;
  color: var(--ink-soft);
}

.filter-cluster,
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.filter-cluster {
  flex-direction: column;
}

.archive-layout {
  display: grid;
  grid-template-columns: minmax(250px, 300px) minmax(0, 1fr);
  gap: 1.1rem;
  align-items: start;
}

.archive-side-title {
  margin-top: 0.45rem;
  font-size: 1.3rem;
}

.archive-side-panel,
.archive-filter-panel {
  box-shadow: none;
}

.archive-side-panel {
  position: sticky;
  top: 1.5rem;
}

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

.filter-chip {
  border-radius: 999px;
}

.archive-input,
.archive-select {
  border-color: rgba(118, 139, 176, 0.18);
  background-color: rgba(253, 251, 247, 0.985);
  color: var(--ink);
}

.archive-input::placeholder {
  color: var(--ink-faint);
}

.archive-label {
  margin-bottom: 0.35rem;
}

.archive-active {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.active-filter-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(118, 139, 176, 0.16);
  border-radius: 999px;
  background: rgba(109, 134, 187, 0.08);
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.archive-result-line {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  color: var(--ink-soft);
}

.archive-result-line__count {
  font-family: var(--serif);
  font-size: 1.7rem;
  color: var(--ink);
}

.archive-result-line__label {
  color: var(--ink-faint);
}

.detail-panel,
.reader-card,
.world-group {
  padding: 1.5rem;
}

.document-toolbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.9rem;
  position: relative;
  z-index: 2;
}

.document-toolbar:empty {
  display: none;
}

.copy-markdown-button.is-copied {
  border-color: rgba(88, 115, 170, 0.36);
  background: rgba(237, 243, 253, 0.92);
  color: var(--midnight);
}

.detail-panel__hero {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  align-items: start;
}

.detail-panel__hero--stack {
  display: block;
}

.portrait-sigil,
.sigil {
  border: 1px solid rgba(118, 139, 176, 0.2);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(236, 243, 252, 0.42)),
    radial-gradient(circle at top, rgba(162, 186, 225, 0.16), transparent 50%);
  color: var(--midnight);
  font-family: var(--serif);
}

.portrait-sigil {
  width: 5.4rem;
  height: 5.4rem;
  font-size: 1.6rem;
}

.sigil {
  min-width: 2.7rem;
  min-height: 2.7rem;
  padding: 0 0.6rem;
  font-size: 0.95rem;
}

.detail-title {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.1rem);
  color: var(--ink);
}

.detail-subtitle {
  margin: 0.35rem 0 0.9rem;
  font-family: var(--serif);
  font-size: 1.2rem;
  color: var(--midnight);
}

.record-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.8rem;
}

.record-item {
  padding: 0.95rem 1rem;
  border: 1px solid rgba(118, 139, 176, 0.14);
  border-radius: 1rem;
  background: rgba(246, 249, 253, 0.76);
}

.record-item__label {
  display: block;
  color: var(--ink-faint);
}

.record-item__value {
  display: block;
  margin-top: 0.45rem;
  color: var(--ink);
}

.selector-card {
  width: 100%;
  padding: 0.95rem 1rem;
  border: 1px solid var(--border);
  text-align: left;
  background:
    linear-gradient(180deg, rgba(255, 253, 249, 0.84), rgba(246, 242, 236, 0.88)),
    radial-gradient(circle at top right, rgba(121, 149, 203, 0.12), transparent 28%);
  color: var(--ink);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
  backdrop-filter: blur(10px);
}

.selector-card.is-active {
  border-color: rgba(88, 115, 170, 0.32);
  background:
    linear-gradient(180deg, rgba(247, 250, 255, 0.98), rgba(238, 244, 252, 0.96)),
    radial-gradient(circle at top right, rgba(109, 134, 187, 0.18), transparent 32%);
  box-shadow: 0 12px 26px rgba(88, 115, 170, 0.11);
}

.selector-card__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: center;
}

.selector-card__head--stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
}

.selector-card__title {
  display: block;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.3rem;
}

.selector-card__meta {
  display: block;
  margin-top: 0.18rem;
  color: var(--ink-faint);
}

.selector-card__copy {
  margin: 0.8rem 0 0;
  color: var(--ink-soft);
}

.paper-panel {
  min-height: 100%;
}

.world-groups {
  display: grid;
  gap: 1.4rem;
}

.world-group {
  padding: 1.25rem;
}

.timeline-map-shell {
  padding: 1.4rem;
}

.timeline-map-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem;
}

.timeline-map-title {
  max-width: 18ch;
}

.timeline-map-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.55rem;
  max-width: 26rem;
}

.timeline-map-legend__chip {
  display: inline-flex;
  align-items: center;
  padding: 0.42rem 0.82rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 253, 249, 0.72);
  color: var(--ink-soft);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.timeline-map-legend__chip--story {
  border-color: rgba(92, 127, 193, 0.24);
  background: rgba(109, 134, 187, 0.11);
  color: #516fa7;
}

.timeline-map-legend__chip--faction {
  border-color: rgba(125, 135, 153, 0.24);
  background: rgba(122, 133, 150, 0.1);
  color: #58616e;
}

.timeline-map-legend__chip--event {
  border-color: rgba(166, 117, 128, 0.24);
  background: rgba(161, 122, 131, 0.11);
  color: #8e5f6d;
}

.timeline-map-frame {
  overflow: auto;
  padding: 0.35rem;
  border: 1px solid rgba(112, 129, 162, 0.14);
  border-radius: 1.15rem;
  background:
    linear-gradient(180deg, rgba(247, 243, 238, 0.84), rgba(241, 236, 228, 0.96)),
    radial-gradient(circle at top right, rgba(109, 134, 187, 0.12), transparent 26%);
  cursor: grab;
  scrollbar-color: rgba(115, 133, 168, 0.48) transparent;
}

.timeline-map-frame.is-dragging {
  cursor: grabbing;
  user-select: none;
}

.timeline-map-board {
  display: grid;
  grid-template-columns: 84px 198px minmax(1980px, 1fr);
  min-width: min-content;
  align-items: stretch;
}

.timeline-map-cell,
.timeline-map-track {
  min-height: 92px;
}

.timeline-map-cell {
  position: relative;
  display: flex;
  align-items: center;
  padding: 0.75rem 0.9rem;
}

.timeline-map-track {
  position: relative;
  display: grid;
  align-items: stretch;
}

.timeline-map-sticky {
  position: sticky;
  z-index: 6;
  background:
    linear-gradient(180deg, rgba(249, 246, 240, 0.98), rgba(243, 238, 231, 0.98)),
    radial-gradient(circle at top right, rgba(111, 132, 171, 0.09), transparent 42%);
  box-shadow: 18px 0 24px rgba(233, 226, 216, 0.78);
}

.timeline-map-sticky-avatar {
  left: 0;
  justify-content: center;
  border-right: 1px solid rgba(111, 132, 171, 0.12);
}

.timeline-map-sticky-name {
  left: 84px;
  border-right: 1px solid rgba(111, 132, 171, 0.12);
}

.timeline-map-header-meta,
.timeline-map-header-track {
  position: sticky;
  top: 0;
  z-index: 8;
}

.timeline-map-header-meta {
  min-height: 104px;
  color: var(--ink-faint);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.timeline-map-avatar-header {
  border-top-left-radius: 0.9rem;
}

.timeline-map-header-name {
  align-items: flex-end;
}

.timeline-map-header-track {
  min-height: 104px;
}

.timeline-map-lane-head {
  position: relative;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.24rem;
  padding: 0.95rem 0.9rem 0.85rem;
  border: 0;
  border-left: 1px solid rgba(111, 132, 171, 0.12);
  border-bottom: 1px solid rgba(111, 132, 171, 0.16);
  background:
    linear-gradient(180deg, rgba(245, 248, 252, 0.98), rgba(233, 238, 248, 0.98)),
    radial-gradient(circle at top, rgba(125, 155, 211, 0.14), transparent 56%);
  color: var(--ink);
  text-align: left;
  transition: transform 160ms ease, opacity 160ms ease, filter 160ms ease, box-shadow 160ms ease;
}

.timeline-map-lane-head:hover,
.timeline-map-lane-head:focus-visible {
  transform: translateY(-1px);
  box-shadow: inset 0 0 0 1px rgba(111, 132, 171, 0.18);
}

.timeline-map-lane-head:focus-visible {
  outline: 2px solid rgba(88, 115, 170, 0.38);
  outline-offset: -2px;
}

.timeline-map-lane-head--event {
  background:
    linear-gradient(180deg, rgba(250, 242, 242, 0.98), rgba(242, 232, 233, 0.98)),
    radial-gradient(circle at top, rgba(167, 120, 132, 0.15), transparent 58%);
}

.timeline-map-lane-head--active {
  filter: saturate(1.02);
  box-shadow: inset 0 -3px 0 rgba(80, 110, 167, 0.38);
}

.timeline-map-lane-head--muted {
  opacity: 0.34;
}

.timeline-map-lane-label {
  color: var(--ink-faint);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.timeline-map-lane-title {
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.08;
  font-weight: 600;
}

.timeline-map-row-avatar,
.timeline-map-row-name,
.timeline-map-row-track {
  min-height: 82px;
  border-bottom: 1px solid rgba(111, 132, 171, 0.1);
}

.timeline-map-row-avatar {
  justify-content: center;
}

.timeline-map-avatar-shell {
  position: relative;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 1rem;
  border: 1px solid rgba(102, 121, 152, 0.18);
  background:
    linear-gradient(180deg, rgba(244, 247, 251, 0.98), rgba(232, 237, 245, 0.98)),
    radial-gradient(circle at top, rgba(118, 147, 202, 0.14), transparent 58%);
  overflow: hidden;
}

.timeline-map-avatar-shell--faction {
  border-radius: 0.9rem;
  background:
    linear-gradient(180deg, rgba(246, 242, 238, 0.98), rgba(236, 231, 224, 0.98)),
    radial-gradient(circle at top, rgba(131, 140, 154, 0.14), transparent 58%);
}

.timeline-map-avatar-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.timeline-map-avatar-fallback {
  color: #5670a6;
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.05em;
}

.timeline-map-avatar-fallback--faction {
  color: #635f60;
}

.timeline-map-row-name {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0.18rem;
}

.timeline-map-row-title {
  font-family: var(--serif);
  font-size: 1.12rem;
  line-height: 1.1;
  font-weight: 600;
}

.timeline-map-row-meta {
  color: var(--ink-faint);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.timeline-map-row-name--faction .timeline-map-row-title {
  letter-spacing: 0.03em;
}

.timeline-map-lane,
.timeline-map-bar {
  grid-row: 1;
}

.timeline-map-lane {
  min-height: 82px;
  border-left: 1px solid rgba(111, 132, 171, 0.09);
  background:
    linear-gradient(180deg, rgba(252, 251, 249, 0.58), rgba(246, 243, 238, 0.75));
}

.timeline-map-lane--event {
  background:
    linear-gradient(180deg, rgba(248, 240, 241, 0.78), rgba(242, 233, 234, 0.9));
}

.timeline-map-bar {
  position: relative;
  z-index: 2;
  align-self: center;
  display: flex;
  flex-direction: column;
  gap: 0.22rem;
  min-height: 56px;
  margin: 0.8rem 0.45rem;
  padding: 0.72rem 0.86rem;
  border-radius: 1rem;
  border: 1px solid rgba(96, 115, 147, 0.1);
  box-shadow: 0 10px 24px rgba(56, 64, 81, 0.08);
  overflow: hidden;
}

.timeline-map-bar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.16), transparent 58%);
  pointer-events: none;
}

.timeline-map-bar__title,
.timeline-map-bar__meta {
  position: relative;
  z-index: 1;
}

.timeline-map-bar__title {
  font-size: 0.9rem;
  line-height: 1.22;
}

.timeline-map-bar__meta {
  color: rgba(42, 45, 53, 0.62);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timeline-map-bar--blue {
  background:
    linear-gradient(180deg, rgba(205, 221, 247, 0.96), rgba(184, 205, 240, 0.98)),
    radial-gradient(circle at top, rgba(87, 116, 172, 0.18), transparent 54%);
}

.timeline-map-bar--rose {
  background:
    linear-gradient(180deg, rgba(240, 218, 223, 0.96), rgba(228, 197, 205, 0.98)),
    radial-gradient(circle at top, rgba(155, 94, 108, 0.18), transparent 54%);
}

.timeline-map-bar--ember {
  background:
    linear-gradient(180deg, rgba(239, 223, 207, 0.96), rgba(229, 203, 173, 0.98)),
    radial-gradient(circle at top, rgba(171, 123, 74, 0.18), transparent 54%);
}

.timeline-map-bar--violet {
  background:
    linear-gradient(180deg, rgba(222, 214, 234, 0.96), rgba(206, 194, 224, 0.98)),
    radial-gradient(circle at top, rgba(119, 102, 149, 0.18), transparent 54%);
}

.timeline-map-bar--gold {
  background:
    linear-gradient(180deg, rgba(240, 231, 205, 0.96), rgba(232, 218, 180, 0.98)),
    radial-gradient(circle at top, rgba(170, 145, 76, 0.18), transparent 54%);
}

.timeline-map-bar--slate {
  background:
    linear-gradient(180deg, rgba(223, 228, 236, 0.96), rgba(204, 212, 224, 0.98)),
    radial-gradient(circle at top, rgba(101, 116, 145, 0.18), transparent 54%);
}

.timeline-map-bar--stone {
  background:
    linear-gradient(180deg, rgba(229, 225, 218, 0.96), rgba(214, 208, 199, 0.98)),
    radial-gradient(circle at top, rgba(128, 117, 103, 0.16), transparent 54%);
}

.timeline-map-bar--teal {
  background:
    linear-gradient(180deg, rgba(214, 233, 231, 0.96), rgba(195, 220, 217, 0.98)),
    radial-gradient(circle at top, rgba(83, 126, 129, 0.18), transparent 54%);
}

.timeline-list {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.1rem 1.15rem;
}

.timeline-item__index {
  width: 4.2rem;
  min-height: 4.2rem;
  display: grid;
  place-items: center;
  border-radius: 1rem;
  border: 1px solid rgba(118, 139, 176, 0.2);
  background: rgba(109, 134, 187, 0.1);
  font-family: var(--serif);
  color: var(--midnight);
  font-size: 1.1rem;
}

.timeline-item__title {
  margin: 0.25rem 0 0.4rem;
  font-size: 1.55rem;
  color: var(--ink);
}

.timeline-item__copy {
  margin: 0;
  color: var(--ink-soft);
}

.reader-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.52fr);
  gap: 1.2rem;
}

.record-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.reader-card {
  padding: 1.7rem;
}

.reader-card--literary .markdown-body {
  max-width: 64ch;
}

.reader-card--dossier .markdown-body,
.reader-card--profile .markdown-body,
.reader-card--reference .markdown-body,
.reader-card--notebook .markdown-body {
  max-width: 72ch;
}

.markdown-body {
  position: relative;
  z-index: 1;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  margin: 1.45rem 0 0.7rem;
  color: var(--ink);
  font-family: var(--serif);
  line-height: 1.14;
}

.markdown-body h1:first-child,
.markdown-body h2:first-child,
.markdown-body h3:first-child,
.markdown-body h4:first-child {
  margin-top: 0;
}

.markdown-body ul,
.markdown-body ol {
  padding-left: 1.25rem;
}

.markdown-body blockquote {
  margin: 1rem 0;
  padding-left: 1rem;
  border-left: 2px solid rgba(112, 129, 162, 0.28);
  color: var(--midnight);
}

.markdown-body hr {
  border: 0;
  border-top: 1px solid rgba(66, 47, 37, 0.12);
  margin: 1.45rem 0;
}

.context-block + .context-block {
  margin-top: 1rem;
}

.context-link {
  color: var(--midnight);
  text-decoration: none;
}

.context-link:hover,
.context-link:focus-visible {
  color: #3e506b;
}

.reader-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.nav-pill {
  padding: 1rem 1.05rem;
  border: 1px solid var(--border);
  text-decoration: none;
  background:
    linear-gradient(180deg, rgba(255, 253, 249, 0.84), rgba(246, 242, 236, 0.88)),
    radial-gradient(circle at top right, rgba(121, 149, 203, 0.12), transparent 28%);
  color: var(--ink);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
}

.nav-pill strong {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--serif);
}

.nav-pill--empty {
  opacity: 0.55;
}

.empty-card {
  padding: 1.15rem 1.2rem;
  color: var(--ink-soft);
}

.music-stage,
.music-track-card,
.music-shelf {
  position: relative;
  z-index: 1;
}

.music-stage,
.music-track-card {
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.music-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 1.2rem;
  padding: 1.15rem;
  border-radius: 1.45rem;
  background:
    linear-gradient(180deg, rgba(255, 253, 249, 0.96), rgba(246, 242, 236, 0.96)),
    radial-gradient(circle at top right, rgba(121, 149, 203, 0.12), transparent 32%);
  overflow: hidden;
}

.music-stage__media {
  min-width: 0;
}

.music-stage__body {
  display: flex;
  flex-direction: column;
}

.music-stage__note {
  padding: 0.95rem 1rem;
  border: 1px solid rgba(118, 139, 176, 0.14);
  border-radius: 1rem;
  background: rgba(246, 249, 253, 0.72);
}

.music-stage__overview,
.music-stage__status {
  color: var(--ink-soft);
  line-height: 1.72;
}

.music-stage__status {
  display: inline-flex;
  align-items: center;
  min-height: 2.625rem;
  padding: 0 0.15rem;
}

.music-embed,
.music-thumb {
  position: relative;
  overflow: hidden;
  border-radius: 1.05rem;
  background:
    linear-gradient(180deg, rgba(18, 22, 30, 0.88), rgba(24, 31, 42, 0.82)),
    url("img/bg.png") center top / cover no-repeat;
}

.music-embed {
  aspect-ratio: 16 / 9;
  min-height: 100%;
}

.music-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.music-embed--placeholder {
  display: grid;
  align-items: end;
}

.music-placeholder {
  display: grid;
  gap: 0.4rem;
  padding: 1.35rem;
  background: linear-gradient(180deg, transparent, rgba(17, 22, 31, 0.88));
  color: rgba(244, 247, 252, 0.94);
}

.music-placeholder__eyebrow {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(196, 209, 234, 0.78);
}

.music-placeholder__title {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2vw, 2rem);
  line-height: 1.08;
}

.music-placeholder__copy {
  max-width: 34ch;
  color: rgba(225, 231, 242, 0.84);
  line-height: 1.65;
}

.music-collections {
  display: grid;
  gap: 1.4rem;
}

.music-shelf {
  display: grid;
  gap: 0.95rem;
}

.music-shelf__head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
}

.music-shelf__title {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.55rem;
  color: var(--ink);
}

.music-shelf__copy {
  max-width: 62ch;
  color: var(--ink-soft);
  line-height: 1.72;
}

.music-shelf__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.music-track-card {
  display: flex;
  flex-direction: column;
  border-radius: 1.05rem;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 253, 249, 0.96), rgba(247, 243, 238, 0.96)),
    radial-gradient(circle at top right, rgba(121, 149, 203, 0.12), transparent 28%);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.music-track-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-blue-border);
}

.music-track-card.is-active {
  border-color: rgba(88, 115, 170, 0.32);
  box-shadow: 0 14px 30px rgba(88, 115, 170, 0.12);
}

.music-track-card__media {
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.music-track-card__media:focus-visible {
  outline: 2px solid rgba(88, 115, 170, 0.46);
  outline-offset: -2px;
}

.music-thumb {
  aspect-ratio: 16 / 9;
}

.music-thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.music-thumb--placeholder {
  background:
    linear-gradient(180deg, rgba(18, 22, 30, 0.72), rgba(29, 36, 48, 0.78)),
    url("img/bg.png") center top / cover no-repeat;
}

.music-thumb__overlay {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  justify-content: flex-end;
  padding: 0.85rem;
  background: linear-gradient(180deg, transparent, rgba(12, 17, 26, 0.76));
}

.music-play-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.9rem;
  padding: 0.25rem 0.72rem;
  border-radius: 999px;
  background: rgba(246, 249, 253, 0.9);
  color: var(--midnight);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.music-track-card__body {
  display: grid;
  gap: 0.8rem;
  padding: 1rem 1.05rem 1.05rem;
}

.music-track-card__body .archive-card__title {
  margin: 0;
}

.music-track-card__body .archive-card__summary {
  margin: 0;
}

.music-track-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.music-text-link {
  color: var(--midnight);
  text-decoration: none;
  font-size: 0.92rem;
}

.music-text-link:hover,
.music-text-link:focus-visible {
  color: var(--accent-blue-strong);
}

.btn-brass {
  --bs-btn-color: #fbfcfe;
  --bs-btn-bg: var(--accent-blue);
  --bs-btn-border-color: var(--accent-blue);
  --bs-btn-hover-color: #fbfcfe;
  --bs-btn-hover-bg: var(--accent-blue-strong);
  --bs-btn-hover-border-color: var(--accent-blue-strong);
  --bs-btn-focus-shadow-rgb: 109, 134, 187;
  --bs-btn-active-color: #fbfcfe;
  --bs-btn-active-bg: #4f6a9d;
  --bs-btn-active-border-color: #4f6a9d;
}

.btn-outline-light {
  --bs-btn-color: var(--ink);
  --bs-btn-border-color: rgba(118, 139, 176, 0.26);
  --bs-btn-hover-color: #fbfcfe;
  --bs-btn-hover-bg: var(--accent-blue-strong);
  --bs-btn-hover-border-color: var(--accent-blue-strong);
}

.form-control:focus,
.form-select:focus,
.btn:focus {
  border-color: rgba(109, 134, 187, 0.34);
  box-shadow: 0 0 0 0.24rem rgba(109, 134, 187, 0.18);
}

@media (max-width: 1199.98px) {
  .hero-card,
  .trailer-feature,
  .music-stage,
  .reader-layout,
  .archive-layout {
    grid-template-columns: 1fr;
  }

  .archive-side-panel {
    position: static;
  }
}

@media (max-width: 991.98px) {
  .section-shell__inner {
    width: min(100% - 1rem, 100%);
    gap: 0.9rem;
    padding: 0.75rem 0;
  }

  .shell-home__copy {
    display: none;
  }

  .content-wrap {
    width: min(100% - 1rem, 100%);
    padding: 1.25rem 0 2rem;
  }

  .page-title {
    max-width: 100%;
    font-size: clamp(2.35rem, 10vw, 4.2rem);
  }

  .timeline-map-head {
    flex-direction: column;
  }

  .timeline-map-legend {
    justify-content: flex-start;
    max-width: none;
  }

  .dual-grid,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .filter-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .timeline-item__index {
    width: auto;
    min-height: 3.2rem;
  }
}

@media (max-width: 575.98px) {
  .shell-home__title {
    font-size: 1.05rem;
  }

  .section-shell__current {
    max-width: 12rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .hero-card,
  .music-stage,
  .detail-panel,
  .reader-card,
  .world-group,
  .archive-card,
  .feature-panel,
  .paper-panel,
  .stack-link,
  .selector-card,
  .timeline-item,
  .empty-card {
    border-radius: 1.05rem;
  }

  .record-grid,
  .reader-nav {
    grid-template-columns: 1fr;
  }

  .hero-card::after,
  .detail-panel::after,
  .reader-card::after {
    width: 18rem;
    height: 18rem;
    right: -6rem;
  }

  .route-link,
  .sidebar-mini-link {
    padding: 0.8rem 0.85rem;
  }

  .music-stage,
  .music-track-card__body {
    padding: 0.95rem;
  }

  .timeline-map-shell {
    padding: 1rem;
  }

  .timeline-map-cell,
  .timeline-map-track {
    min-height: 84px;
  }

  .timeline-map-header-meta,
  .timeline-map-header-track {
    min-height: 94px;
  }

  .timeline-map-row-avatar,
  .timeline-map-row-name,
  .timeline-map-row-track,
  .timeline-map-lane {
    min-height: 74px;
  }

  .timeline-map-bar {
    margin: 0.62rem 0.35rem;
    padding: 0.62rem 0.72rem;
  }

  .timeline-map-lane-title {
    font-size: 0.92rem;
  }

}