@import 'fonts.css';

:root {
  --font-serif: 'Cormorant Garamond', 'Times New Roman', Georgia, serif;
  --font-sans: 'IBM Plex Sans', system-ui, sans-serif;
  --font-typewriter: 'Special Elite', 'Courier New', monospace;
  --accent: #8b1e1e;
  --accent-soft: rgba(139, 30, 30, 0.12);
  --term: #1a4d7a;
  --term-bg: rgba(26, 77, 122, 0.08);
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --transition: 0.25s ease;
  --reader-max: 680px;
  --reader-narrow: 38rem;
}

body.theme-paper {
  --bg: #e8e4dc;
  --surface: #f4f1ea;
  --text: #1c1a17;
  --muted: #5c574f;
  --border: rgba(28, 26, 23, 0.1);
  --prose-bg: #faf8f4;
}

body.theme-sepia {
  --bg: #d9cfc0;
  --surface: #ebe3d6;
  --text: #2a2218;
  --muted: #6b5f4f;
  --border: rgba(42, 34, 24, 0.12);
  --prose-bg: #f5efe4;
}

body.theme-white {
  --bg: #f2f2f7;
  --surface: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --border: rgba(0, 0, 0, 0.08);
  --prose-bg: #ffffff;
}

body.theme-night {
  --bg: #0d0d0f;
  --surface: #1c1c1e;
  --text: #f5f5f7;
  --muted: #98989d;
  --border: rgba(255, 255, 255, 0.1);
  --prose-bg: #1c1c1e;
  --accent: #c44;
  --term: #6eb3ff;
  --term-bg: rgba(110, 179, 255, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100dvh;
  transition: background var(--transition), color var(--transition);
}

body.in-reader {
  padding-bottom: calc(52px + env(safe-area-inset-bottom, 0px));
}

body.landing {
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 110% 75% at 50% -15%, color-mix(in srgb, var(--accent) 11%, transparent), transparent 58%),
    radial-gradient(ellipse 70% 55% at 100% 90%, color-mix(in srgb, var(--accent) 6%, transparent), transparent 50%),
    linear-gradient(
      175deg,
      color-mix(in srgb, var(--surface) 55%, var(--bg)) 0%,
      var(--bg) 42%,
      color-mix(in srgb, var(--bg) 88%, var(--muted)) 100%
    );
}

body.landing .reader-bar,
body.landing .ps-reader-bar,
body.landing .reader-reveal-zone,
body:not(.in-reader) .reader-bar,
body:not(.in-reader) .ps-reader-bar,
body:not(.in-reader) .reader-reveal-zone,
body:not(.in-reader) .read-progress-track {
  display: none !important;
}

body.landing.theme-night {
  background-image:
    radial-gradient(ellipse 100% 65% at 50% -8%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 52%),
    linear-gradient(180deg, #161618 0%, var(--bg) 48%, #080809 100%);
}

#app {
  position: relative;
  z-index: 1;
}

body.reader-narrow .reader {
  max-width: var(--reader-narrow);
}

body.reader-narrow .prose {
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
}

body.chrome-hidden .topbar,
body.chrome-hidden .reader-bar {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-100%);
}

body.chrome-hidden .reader-bar {
  transform: translateY(100%);
}

body.chrome-hidden.in-reader {
  padding-bottom: 0;
}

body.chrome-hidden .reader-reveal-zone {
  display: block;
}

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

a:hover {
  text-decoration: underline;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index: 1;
}

.read-progress-track {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 60;
  background: transparent;
}

.read-progress {
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.12s linear;
  box-shadow: 0 0 8px color-mix(in srgb, var(--accent) 50%, transparent);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  padding-top: max(14px, env(safe-area-inset-top));
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: opacity var(--transition), transform var(--transition);
}

.topbar-reader .brand {
  font-size: 0.9rem;
}

.brand {
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text);
  text-decoration: none;
}

.brand:hover {
  text-decoration: none;
  color: var(--accent);
}

.author-mark,
.chapter-badge {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.08em;
}

body.landing .topbar {
  background: color-mix(in srgb, var(--surface) 72%, transparent);
}

.hero {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  padding: 48px 24px 40px;
  text-align: center;
  z-index: 2;
}

body.landing .hero {
  margin-top: 8px;
}

.hero-stamp {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 2px solid var(--accent);
  padding: 6px 14px;
  transform: rotate(-3deg);
  opacity: 0.85;
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 8vw, 3.5rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.hero .sub {
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero .lede {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 3.5vw, 1.35rem);
  line-height: 1.65;
  color: var(--muted);
  margin-bottom: 32px;
}

.hero-cta {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 14px 32px;
  border-radius: 980px;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px rgba(139, 30, 30, 0.25);
}

.hero-cta:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(139, 30, 30, 0.35);
}

.hero .byline {
  margin-top: 28px;
  font-size: 0.8rem;
  color: var(--muted);
}

.perforation {
  height: 12px;
  max-width: 720px;
  margin: 0 auto 8px;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 6px,
    var(--border) 6px,
    var(--border) 8px
  );
  opacity: 0.6;
  position: relative;
  z-index: 2;
}

.dossier {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px 48px;
  position: relative;
  z-index: 2;
}

body.landing .dossier {
  position: relative;
  z-index: 2;
}

body.landing .perforation,
body.landing .site {
  position: relative;
  z-index: 2;
}

.dossier h2 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
  padding-left: 4px;
}

.file-row {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 12px 16px;
  align-items: center;
  padding: 16px 18px;
  margin-bottom: 8px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}

.file-row.animate-in {
  animation: cardIn 0.5s ease backwards;
  animation-delay: var(--delay, 0s);
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.file-row-pub {
  box-shadow: 0 1px 0 color-mix(in srgb, var(--text) 4%, transparent);
}

.file-row:not(.locked):hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px) rotate(-0.2deg);
  text-decoration: none;
}

.file-row.locked {
  opacity: 0.6;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 8px,
    color-mix(in srgb, var(--border) 50%, transparent) 8px,
    color-mix(in srgb, var(--border) 50%, transparent) 9px
  );
}

.file-row .lock-mark {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 28px;
  height: 28px;
  border: 1.5px solid var(--muted);
  border-radius: 50%;
  opacity: 0.4;
}

.file-row .lock-mark::before {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 7px;
  border: 1.5px solid var(--muted);
  border-bottom: none;
  border-radius: 6px 6px 0 0;
}

.file-row .lock-mark::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 9px;
  background: var(--muted);
  border-radius: 2px;
  opacity: 0.5;
}

.file-row .num {
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.file-row .num span {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--text);
  line-height: 1;
}

.file-row .title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
}

.file-row .era {
  display: inline-block;
  font-size: 0.7rem;
  color: var(--muted);
  margin-top: 4px;
  letter-spacing: 0.04em;
}

.file-row .row-continue {
  display: block;
  font-size: 0.7rem;
  color: var(--accent);
  margin-top: 4px;
  font-weight: 500;
}

.file-row .era.e1944 {
  color: #1a4d7a;
}

.file-row .era.e1940 {
  color: #6b4f2a;
}

.file-row .status {
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  text-align: right;
}

.status-date .date-stamp {
  display: inline-block;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  padding: 3px 8px;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  transform: rotate(-2deg);
  opacity: 0.9;
}

.date-stamp.is-muted {
  opacity: 0.55;
  transform: rotate(-1deg);
}

.status-date .date-sun,
.status-done .date-sun,
.chapter-publish-mark .date-sun {
  display: inline-grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: #e8b84a;
  border: 1.5px solid #c48920;
  font-size: 0.5rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
  color: #5c3d12;
  vertical-align: middle;
  box-shadow: 0 0 0 3px rgba(232, 184, 74, 0.25);
}

.date-sun.is-muted {
  opacity: 0.55;
  box-shadow: none;
}

.chapter-publish-mark {
  margin: 0 0 12px;
  text-align: center;
}

.chapter-publish-mark .date-stamp {
  display: inline-block;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  padding: 4px 10px;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  transform: rotate(-2deg);
  opacity: 0.9;
}

.status-progress {
  color: var(--accent);
}

.status-done {
  color: var(--muted);
  font-weight: 400;
}

.status-done .date-sun {
  color: #5c3d12;
  background: #e8b84a;
  border-color: #c48920;
  opacity: 0.7;
}

.status-done .date-stamp {
  color: var(--accent);
  border-color: var(--accent);
  opacity: 0.65;
}

.status-soon {
  color: var(--muted);
  font-weight: 400;
}

.site {
  text-align: center;
  padding: 32px 20px 48px;
  font-size: 0.75rem;
  color: var(--muted);
  position: relative;
  z-index: 2;
}

.reader {
  max-width: var(--reader-max);
  margin: 0 auto;
  padding: 24px 20px 32px;
  transition: max-width var(--transition);
}

.locked-page {
  text-align: center;
  padding-top: 48px;
}

.locked-page .eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.chapter-head {
  text-align: center;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.chapter-era {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.chapter-head h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 6vw, 2.4rem);
  font-weight: 600;
  line-height: 1.2;
}

.chapter-head .when {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--muted);
}

.epigraph {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  text-align: center;
  color: var(--muted);
  margin: 0 auto 36px;
  max-width: 520px;
  padding: 0 12px;
}

.epigraph cite {
  display: block;
  font-style: normal;
  font-size: 0.8rem;
  margin-top: 10px;
  font-family: var(--font-sans);
}

.prose {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.75;
  background: var(--prose-bg);
  padding: 28px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: background var(--transition), line-height var(--transition);
}

.prose p {
  margin-bottom: 1.1em;
  text-indent: 1.5em;
}

.prose p:first-child,
.prose .scene-label + p,
.prose hr + p,
.prose .exhibit-wrap + p,
.prose .chapter-figure + p {
  text-indent: 0;
}

.chapter-figure {
  margin: 1.75em auto 2.25em;
  max-width: 36rem;
  text-indent: 0;
}

.chapter-figure-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 3px 18px rgba(0, 0, 0, 0.1);
  transition: box-shadow var(--transition), transform var(--transition);
}

.chapter-figure-btn:hover {
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.14);
  transform: translateY(-1px);
}

.chapter-figure-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.chapter-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  background: #f0ebe3;
}

body.theme-night .chapter-figure img {
  background: #2a2a2c;
  border-color: rgba(255, 255, 255, 0.12);
}

.figure-tag {
  display: block;
  margin-bottom: 0.5em;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  text-align: center;
}

.chapter-figure figcaption {
  margin-top: 0.7em;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--muted);
  text-align: center;
  font-style: italic;
  text-indent: 0;
}

.figure-credit {
  margin: 0.45em 0 0;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  line-height: 1.4;
  color: color-mix(in srgb, var(--muted) 82%, transparent);
  text-align: center;
  font-style: normal;
  letter-spacing: 0.02em;
  text-indent: 0;
}

.figure-lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(12, 12, 14, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.figure-lightbox[hidden] {
  display: none !important;
}

.figure-lightbox img {
  max-width: min(100%, 1100px);
  max-height: calc(100dvh - 48px);
  width: auto;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
}

.figure-lightbox-close {
  position: absolute;
  top: max(12px, env(safe-area-inset-top));
  right: max(12px, env(safe-area-inset-right));
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
}

.figure-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.22);
}

body.lightbox-open {
  overflow: hidden;
}

.prose .scene-label {
  text-align: center;
  font-style: italic;
  color: var(--muted);
  margin: 2em 0 1em;
  text-indent: 0;
}

.prose .dialogue {
  text-indent: 0;
  padding-left: 1em;
}

.prose hr {
  border: none;
  text-align: center;
  margin: 2em 0;
}

.prose hr::before {
  content: '· · ·';
  color: var(--muted);
  letter-spacing: 0.5em;
}

.term {
  background: var(--term-bg);
  color: var(--term);
  border: none;
  border-bottom: 1px dashed color-mix(in srgb, var(--term) 40%, transparent);
  padding: 0 2px;
  margin: 0 1px;
  font: inherit;
  cursor: pointer;
  border-radius: 2px;
  transition: background var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.term:hover,
.term:focus-visible {
  background: color-mix(in srgb, var(--term-bg) 100%, var(--term) 15%);
  outline: none;
}

.exhibit-wrap {
  margin: 2em 0;
  text-indent: 0;
}

.exhibit-epigraph {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--muted);
  text-align: center;
  margin-bottom: 16px;
  padding: 0 8px;
  border: none;
}

.exhibit-sheet {
  position: relative;
  background-color: #f0ebe2;
  background-image: url('../img/paper-texture.svg');
  background-size: 200px 200px;
  border: 1px solid #c4b9a8;
  border-radius: 4px;
  padding: 20px 18px 16px;
  box-shadow:
    2px 3px 8px rgba(0, 0, 0, 0.12),
    inset 0 0 40px rgba(139, 120, 90, 0.08);
  overflow: hidden;
}

body.theme-night .exhibit-sheet {
  background-color: #2a2824;
  border-color: #4a4540;
}

.exhibit-sheet::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, transparent 50%, var(--bg) 50%);
  opacity: 0.5;
}

.exhibit-meta {
  position: relative;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed #b8a990;
}

.exhibit-meta--stamp-only {
  min-height: 28px;
}

.exhibit-meta p {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  line-height: 1.5;
  color: #5c5348;
  text-indent: 0;
  margin: 0;
}

body.theme-night .date-sun {
  background: #8b6a28;
  border-color: #9a7a30;
  color: #e8d8a8;
  box-shadow: 0 0 0 3px rgba(139, 106, 40, 0.2);
}

body.theme-night .exhibit-meta p {
  color: var(--muted);
}

.ex-meta-stamp {
  position: absolute;
  top: -4px;
  right: 8px;
  font-size: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: rgba(180, 40, 40, 0.7);
  border: 2px solid rgba(180, 40, 40, 0.55);
  padding: 3px 8px;
  transform: rotate(8deg);
  pointer-events: none;
  mix-blend-mode: multiply;
}

body.theme-night .ex-meta-stamp {
  mix-blend-mode: screen;
  color: rgba(220, 80, 80, 0.75);
}

.exhibit-body {
  font-family: var(--font-typewriter);
  font-size: 0.78rem;
  line-height: 1.55;
  color: #2a2620;
  letter-spacing: 0.02em;
}

body.theme-night .exhibit-body {
  color: var(--text);
}

.exhibit-body p {
  text-indent: 0;
  margin-bottom: 0.6em;
}

.ex-label {
  display: block;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  font-size: 0.75rem;
}

.exhibit-hand {
  margin-top: 14px;
  padding: 10px 12px 10px 16px;
  border-left: 2px solid #3d6a9e;
  background: linear-gradient(90deg, rgba(61, 106, 158, 0.06), transparent);
}

.exhibit-hand-meta {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-style: italic;
  color: #5c6a78;
  margin-bottom: 8px;
  text-indent: 0;
}

.exhibit-hand p:not(.exhibit-hand-meta) {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.88rem;
  color: #2a4a6e;
  text-indent: 0;
  margin: 0 0 0.4em;
  line-height: 1.5;
}

.exhibit-epigraph cite {
  display: block;
  font-style: normal;
  font-size: 0.75rem;
  margin-top: 8px;
  font-family: var(--font-sans);
  color: #6b6358;
}

body.theme-night .exhibit-hand p:not(.exhibit-hand-meta) {
  color: #7eb0e0;
}

.chapter-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
}

.chapter-nav .ghost {
  color: var(--muted);
}

.exhibit-footer {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px dashed #b8a990;
  text-align: center;
}

.exhibit-translate-btn {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 8px 20px;
  border: 1px solid #8b7d6a;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.35);
  color: #4a4038;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.exhibit-translate-btn:hover {
  background: rgba(139, 30, 30, 0.08);
  color: var(--accent);
  border-color: var(--accent);
}

body.theme-night .exhibit-translate-btn {
  background: rgba(0, 0, 0, 0.2);
  color: var(--text);
  border-color: var(--border);
}

.reader-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: 6px 10px;
  padding-bottom: max(6px, env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  box-shadow: 0 -2px 16px rgba(0, 0, 0, 0.06);
  transition: opacity var(--transition), transform var(--transition);
}

.reader-bar-compact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  max-width: 280px;
  margin: 0 auto;
}

.reader-bar-compact > button {
  width: 34px;
  height: 34px;
  min-width: 34px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), border-color var(--transition);
  -webkit-tap-highlight-color: transparent;
  flex-shrink: 0;
}

#reader-more,
#ps-reader-more {
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  line-height: 1;
}

.reader-bar-compact > button:hover,
.reader-bar-compact > button.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.reader-bar-compact > button:active {
  transform: scale(0.94);
}

.reader-size-label {
  font-size: 0.65rem;
  color: var(--muted);
  min-width: 28px;
  text-align: center;
  flex-shrink: 0;
}

.reader-popover {
  position: absolute;
  bottom: calc(100% + 8px);
  right: 8px;
  left: auto;
  width: min(240px, calc(100vw - 24px));
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 1;
}

.reader-popover-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 8px;
}

.reader-popover-row {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}

.reader-popover-row button {
  flex: 1;
  width: auto;
  min-width: 0;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  padding: 0;
}

.reader-popover-row button.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.reader-popover-item {
  display: block;
  width: 100%;
  height: auto;
  min-height: 38px;
  border-radius: 8px;
  margin-top: 6px;
  padding: 9px 12px;
  font-size: 0.8rem;
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.25;
  text-align: left;
  white-space: normal;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.reader-popover-item.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.reader-popover-item:hover,
.reader-popover-row button:hover {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
}

.reader-reveal-zone {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 56px;
  z-index: 99;
  cursor: pointer;
}

.nav-zone {
  position: fixed;
  top: 0;
  bottom: 72px;
  width: min(72px, 12vw);
  z-index: 40;
  background: transparent;
  border: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.nav-zone-prev {
  left: 0;
}

.nav-zone-next {
  right: 0;
}

.continue-prompt {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.35);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.continue-prompt.visible {
  opacity: 1;
}

.continue-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  max-width: 320px;
  width: 100%;
  box-shadow: var(--shadow);
  text-align: center;
  transform: translateY(8px);
  transition: transform 0.25s ease;
}

.continue-prompt.visible .continue-card {
  transform: translateY(0);
}

.continue-card p {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.continue-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.continue-actions button {
  padding: 10px 18px;
  border-radius: 980px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  cursor: pointer;
}

.continue-yes {
  background: var(--accent) !important;
  color: #fff !important;
  border-color: var(--accent) !important;
}

.tooltip {
  z-index: 200;
  font-family: var(--font-sans);
  line-height: 1.5;
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.tooltip-visible {
  opacity: 1;
}

.tooltip-float {
  position: absolute;
  max-width: min(380px, calc(100vw - 24px));
  max-height: min(70vh, 520px);
  overflow-y: auto;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  font-size: 0.85rem;
  transform: translateX(8px);
  opacity: 0;
}

.tooltip-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(440px, 40vw);
  overflow-y: auto;
  padding: 28px 32px;
  background: var(--surface);
  border-left: 1px solid var(--border);
  box-shadow: -8px 0 40px rgba(0, 0, 0, 0.12);
  font-size: 0.9rem;
  transform: translateX(100%);
}

.tooltip-panel.tooltip-visible {
  transform: translateX(0);
}

.tooltip-panel .t-term {
  font-size: 1.25rem;
}

.tooltip-panel .t-body {
  font-size: 0.92rem;
  line-height: 1.6;
}

.tooltip-float.tooltip-visible {
  transform: translateX(0);
  opacity: 1;
}

.tooltip-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  max-height: min(52vh, 380px);
  padding: 10px 16px 14px;
  padding-bottom: calc(14px + env(safe-area-inset-bottom));
  background: var(--surface);
  border-radius: var(--radius) var(--radius) 0 0;
  border: 1px solid var(--border);
  border-bottom: none;
  box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.15);
  font-size: 0.85rem;
  transform: translateY(100%);
  z-index: 200;
}

.tooltip-sheet .t-body {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  flex: 1;
  min-height: 0;
  font-size: 0.84rem;
  line-height: 1.45;
}

.tooltip-sheet.tooltip-visible {
  transform: translateY(0);
}

.sheet-handle {
  width: 36px;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin: 0 auto 10px;
  flex-shrink: 0;
}

.tooltip .t-term {
  display: block;
  font-weight: 600;
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--term);
  font-family: var(--font-serif);
}

.tooltip-sheet .t-term {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-bottom: 6px;
}

.tooltip .t-body {
  color: var(--text);
  font-size: 0.9rem;
}

.tooltip .t-body p {
  margin: 0 0 0.85em;
}

.tooltip .t-body p:last-child {
  margin-bottom: 0;
}

body.tooltip-open::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(0, 0, 0, 0.25);
}

body.tooltip-open-light::after {
  display: none;
}

body.tooltip-panel-open::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(0, 0, 0, 0.18);
}

@media (max-width: 600px) {
  .topbar {
    padding: 12px 16px;
  }

  .hero {
    padding: 32px 18px 28px;
  }

  .file-row {
    grid-template-columns: 48px 1fr;
    grid-template-rows: auto auto;
  }

  .file-row .status {
    grid-column: 2;
    justify-self: start;
    margin-top: -4px;
  }

  .prose {
    padding: 20px 16px;
    border-radius: 8px;
  }

  .reader-bar {
    padding-left: 8px;
    padding-right: 8px;
  }

  .reader-bar-compact > button {
    width: 36px;
    height: 36px;
    min-width: 36px;
  }

  .reader-bar-compact {
    max-width: none;
    justify-content: space-between;
    padding: 0 4px;
  }

  .tooltip-sheet {
    left: 8px;
    right: 8px;
    bottom: calc(56px + env(safe-area-inset-bottom, 0px));
    max-height: min(42dvh, 320px);
    border-radius: 12px;
    border-bottom: 1px solid var(--border);
    padding: 8px 14px 12px;
    padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  }

  .tooltip-sheet .t-term {
    font-size: 1rem;
  }

  .tooltip-sheet .t-body {
    font-size: 0.8rem;
    line-height: 1.42;
  }

  .tooltip-sheet .t-body p {
    margin-bottom: 0.6em;
  }

  .chapter-nav {
    flex-direction: column;
    text-align: center;
  }

  .nav-zone {
    width: 20vw;
  }
}

@media (min-width: 768px) {
  .reader {
    padding: 32px 28px 48px;
  }

  .prose {
    padding: 36px 40px;
  }

  .reader-bar {
    max-width: 300px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    bottom: max(10px, env(safe-area-inset-bottom));
    border-radius: 980px;
    border: 1px solid var(--border);
    padding: 6px 14px;
  }

  body.chrome-hidden .reader-bar {
    transform: translateX(-50%) translateY(120%);
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }

  .file-row.animate-in {
    animation: none;
  }
}