/* roulang page: index */
:root {
  --bg: #14110F;
  --column: #1C1814;
  --card: #24201C;
  --amber: #E2A15A;
  --amber-deep: #C9843E;
  --plum: #8D5A62;
  --text: #F3EEE6;
  --muted: #B7A99A;
  --line: rgba(243,238,230,0.12);
  --amber-line: rgba(226,161,90,0.4);
  --bad: #2A2422;
  --shadow: 0 8px 24px rgba(0,0,0,0.28);
  --radius: 14px;
  --rail: 216px;
  --topbar: 62px;
  --dock: 74px;
  --serif: "Noto Serif SC", "Songti SC", serif;
  --sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: inherit; }
p { margin: 0 0 0.85em; }
h1, h2, h3 {
  font-family: var(--serif);
  line-height: 1.35;
  font-weight: 700;
  margin: 0 0 0.55em;
  overflow-wrap: break-word;
}
h1 { font-size: clamp(32px, 4vw, 46px); letter-spacing: 0.01em; }
h2 { font-size: clamp(24px, 3vw, 32px); }
h3 { font-size: 18px; font-family: var(--sans); }
::selection { background: rgba(226,161,90,0.35); color: var(--text); }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--amber);
  color: #1C1814;
  padding: 8px 14px;
  border-radius: 999px;
  z-index: 80;
}
.skip:focus { top: 12px; }

.rail {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--rail);
  background: var(--column);
  border-right: 1px solid var(--line);
  z-index: 20;
  display: flex;
  flex-direction: column;
  padding: 22px 16px 18px;
}
.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  text-decoration: none;
  color: var(--text);
  margin-bottom: 28px;
}
.brand:hover { color: var(--amber); }
.mark {
  width: 28px;
  height: 34px;
  flex: 0 0 28px;
  border-radius: 4px;
  background:
    linear-gradient(#E2A15A, #E2A15A) 12px 11px / 0 0 no-repeat,
    repeating-linear-gradient(to bottom, transparent 0 5px, rgba(243,238,230,0.28) 5px 8px),
    #2A2422;
  position: relative;
  box-shadow: inset 0 0 0 1px rgba(226,161,90,0.45);
}
.mark::after {
  content: "";
  position: absolute;
  left: 9px;
  top: 11px;
  border-style: solid;
  border-width: 6px 0 6px 10px;
  border-color: transparent transparent transparent var(--amber);
}
.brand-name {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.35;
  font-weight: 700;
}
.rail-nav { display: flex; flex-direction: column; gap: 6px; }
.rail-link {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 10px 10px 0;
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}
.rail-link svg { flex: 0 0 auto; }
.rail-link:hover { color: var(--text); background: rgba(226,161,90,0.06); }
.rail-link.is-active {
  color: var(--amber);
  border-left-color: var(--amber);
  background: rgba(226,161,90,0.08);
}
.rail-age {
  margin-top: auto;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
  padding-top: 18px;
}

.topbar {
  display: none;
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--topbar);
  background: var(--column);
  border-bottom: 1px solid var(--line);
  z-index: 40;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
}
.topbar .brand { margin: 0; }
.topbar .brand-name { font-size: 15px; }
.menu-btn {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  min-height: 40px;
  padding: 0 14px;
}
.menu-btn:hover { border-color: var(--amber); color: var(--amber); }
.offcanvas {
  background: var(--column);
  color: var(--text);
  width: min(320px, 88vw);
  border-right: 1px solid var(--line);
}
.offcanvas-header { border-bottom: 1px solid var(--line); }
.drawer-close {
  background: transparent;
  color: var(--amber);
  border: 1px solid var(--amber-line);
  border-radius: 999px;
  min-height: 36px;
  padding: 0 12px;
}
.drawer-nav { display: flex; flex-direction: column; gap: 8px; padding: 16px; }
.drawer-nav a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 0 12px;
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--line);
}
.drawer-nav a.is-active { border-color: var(--amber); color: var(--amber); }
.drawer-nav a:hover { border-color: var(--amber-line); }

.shell {
  margin-left: var(--rail);
  min-height: 100vh;
  padding-bottom: calc(var(--dock) + env(safe-area-inset-bottom));
}
.wrap { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.section { padding: 76px 0; position: relative; }
.section-ink { background: var(--bg); }
.section-panel { background: var(--column); }
.sec-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--amber);
  font-size: 13px;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.sec-kicker::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--amber);
}
.sec-lead { color: var(--muted); max-width: 68ch; margin-bottom: 1.5em; }
.sec-head { margin-bottom: 22px; }

.amber-btn, .ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
  cursor: pointer;
}
.amber-btn { background: var(--amber); color: #1C1814; border-color: var(--amber); }
.amber-btn:hover, .amber-btn:focus-visible {
  background: var(--amber-deep);
  border-color: var(--amber-deep);
  color: #1C1814;
  transform: translateY(-1px);
}
.amber-btn:active { transform: translateY(0); }
.ghost-btn { background: transparent; color: var(--amber); border-color: rgba(226,161,90,0.7); }
.ghost-btn:hover, .ghost-btn:focus-visible {
  background: rgba(226,161,90,0.08);
  color: var(--amber);
  border-color: var(--amber-deep);
  transform: translateY(-1px);
}
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(141,90,98,0.22);
  color: #F3EEE6;
  border: 1px solid rgba(141,90,98,0.55);
  font-size: 12px;
  line-height: 1;
}
.time {
  position: absolute;
  right: 10px;
  bottom: 10px;
  background: var(--amber);
  color: #1C1814;
  font-size: 12px;
  font-weight: 700;
  border-radius: 999px;
  padding: 3px 8px;
  z-index: 2;
}
.play {
  position: absolute;
  left: 12px;
  bottom: 12px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(20,17,15,0.72);
  z-index: 2;
}
.play::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 8px;
  border-style: solid;
  border-width: 6px 0 6px 9px;
  border-color: transparent transparent transparent var(--amber);
}
.cover {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #2A2422;
}
.art {
  position: absolute;
  inset: 0;
  transform: scale(1);
  transition: transform .3s ease;
}
.art::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 12px;
  background: repeating-linear-gradient(to bottom, transparent 0 7px, rgba(20,17,15,0.72) 7px 12px);
}
.c1 { background: radial-gradient(120% 80% at 70% 20%, #E2A15A 0%, #5A3A32 42%, #1C1814 78%); }
.c2 { background: radial-gradient(90% 90% at 30% 80%, #8D5A62 0%, #3A2A28 46%, #14110F 80%); }
.c3 { background: linear-gradient(160deg, #C9843E 0%, #3E2A24 48%, #14110F 100%); }
.c4 { background: linear-gradient(200deg, #6E4A40 0%, #241C1A 55%, #8D5A62 140%); }
.c5 { background: radial-gradient(80% 70% at 80% 80%, #E2A15A 0%, #2A2422 50%, #14110F 100%); }
.c6 { background: linear-gradient(180deg, #4A342C, #1C1814 60%, #8D5A62); }
.c7 { background: radial-gradient(70% 90% at 20% 10%, #B7A99A 0%, #3A2C28 40%, #14110F 78%); }
.c8 { background: linear-gradient(135deg, #2A2422, #8D5A62 120%, #E2A15A); }

.hero {
  padding: 54px 0 64px;
  background:
    radial-gradient(880px 380px at 88% 0%, rgba(226,161,90,0.1), transparent 62%),
    var(--bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 36px;
  align-items: end;
}
.lead-line {
  font-size: 18px;
  color: var(--text);
  margin-bottom: 0.7em;
}
.hero-copy .intro { color: var(--muted); }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 18px 0 16px; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 8px 16px; list-style: none; padding: 0; margin: 0; color: var(--muted); font-size: 13px; }
.hero-facts li { padding-left: 12px; position: relative; }
.hero-facts li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--amber); position: absolute; left: 0; top: 0.7em; }
.big-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.poster, .mini, .clip, .quote, .point, .note, .topic, .entry, .step, .faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.poster, .mini, .clip { display: block; text-decoration: none; color: inherit; overflow: hidden; transition: border-color .3s ease; }
.poster:hover, .mini:hover, .clip:hover { border-color: var(--amber-line); }
.poster:hover .art, .mini:hover .art, .clip:hover .art { transform: scale(1.03); }
.poster-body, .clip-body, .mini-body { padding: 12px 12px 14px; }
.poster h3, .clip h3, .mini strong { font-size: 16px; margin: 0 0 8px; }
.meta-row { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 12px; margin-top: 8px; }
.mini-scroller {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 14px 2px 6px;
  scrollbar-color: rgba(226,161,90,0.45) transparent;
}
.mini { min-width: 230px; scroll-snap-align: start; display: grid; grid-template-columns: 72px 1fr; }
.mini .cover { aspect-ratio: 3 / 4; height: 100%; }

.point-grid { display: grid; grid-template-columns: 1.35fr 0.85fr; grid-template-rows: 1fr 1fr; gap: 16px; }
.point { padding: 22px; }
.point-wide { grid-row: 1 / span 2; display: flex; flex-direction: column; justify-content: space-between; background:
  linear-gradient(180deg, rgba(226,161,90,0.08), transparent 40%), var(--card); }
.point h3 { font-family: var(--serif); font-size: 26px; }
.point p { color: var(--muted); margin: 0; }
.ico {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(226,161,90,0.12);
  color: var(--amber);
  margin-bottom: 14px;
}

.scene-layout { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 22px; align-items: stretch; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; list-style: none; padding: 0; margin: 0 0 16px; }
.step { padding: 14px; }
.step b { display: block; color: var(--amber); font-size: 12px; font-weight: 700; margin-bottom: 6px; }
.step strong { display: block; margin-bottom: 6px; }
.step span { color: var(--muted); font-size: 13px; display: block; }
.demo-frame { border: 1px solid var(--line); border-radius: var(--radius); background: #100E0C; overflow: hidden; box-shadow: var(--shadow); }
.demo-bar { display: flex; justify-content: space-between; gap: 8px; padding: 10px 12px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.demo-list { list-style: none; margin: 0; padding: 8px; }
.demo-list li { display: grid; grid-template-columns: 42px 1fr auto; gap: 10px; align-items: center; padding: 8px; border-radius: 10px; }
.demo-list li + li { margin-top: 4px; }
.demo-list li:nth-child(odd) { background: rgba(243,238,230,0.03); }
.thumb { width: 42px; aspect-ratio: 3 / 4; border-radius: 6px; background: linear-gradient(160deg, var(--amber), #3A2A24); }

.feed-grid { columns: 2; column-gap: 16px; }
.clip { break-inside: avoid; margin: 0 0 16px; display: block; }
.clip-body p { color: var(--muted); font-size: 14px; margin: 8px 0; }

.entry-board { display: grid; grid-template-columns: 1.3fr 1fr 1fr; grid-template-rows: auto auto; gap: 14px; }
.entry { display: flex; flex-direction: column; justify-content: space-between; min-height: 150px; padding: 18px; text-decoration: none; color: inherit; transition: border-color .3s ease, transform .2s ease; }
.entry:first-child { grid-row: 1 / span 2; min-height: 320px; background:
  linear-gradient(165deg, rgba(226,161,90,0.16), transparent 42%), var(--card); }
.entry:hover { border-color: var(--amber-line); transform: translateY(-1px); }
.entry em { font-style: normal; color: var(--amber); font-size: 12px; }
.entry p { color: var(--muted); margin: 8px 0 0; }

.voice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.quote { padding: 22px; margin: 0; }
.quote p { font-size: 17px; margin-bottom: 12px; }
.who { color: var(--plum); font-size: 13px; border-bottom: 1px solid rgba(141,90,98,0.8); display: inline-block; }
.bubbles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 12px; }
.bubble { background: var(--card); border-radius: 18px 18px 18px 6px; border: 1px solid var(--line); padding: 14px 14px 12px; }
.bubble p { margin: 0 0 8px; color: var(--text); font-size: 14px; }

.compare { display: grid; grid-template-columns: 1fr 1fr; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.compare article { padding: 26px 22px 18px; }
.compare h3 { font-family: var(--serif); font-size: 26px; }
.compare-good { background: var(--card); }
.compare-bad { background: var(--bad); }
.clean-list { list-style: none; padding: 0; margin: 0; }
.clean-list li { position: relative; padding: 12px 0 12px 16px; border-bottom: 1px solid var(--line); }
.clean-list li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--amber); position: absolute; left: 0; top: 1.15em; }
.compare-bad .clean-list li::before { background: var(--plum); }
.compare-foot { padding: 14px 22px 18px; background: #191614; color: var(--muted); }
.compare-foot a { color: var(--amber); }

.note-list { display: flex; flex-direction: column; gap: 12px; }
.note { display: grid; grid-template-columns: 148px 1fr auto; gap: 16px; align-items: center; padding: 16px 18px; text-decoration: none; color: inherit; }
.note:hover { border-color: var(--amber-line); }
.note time { color: var(--amber); font-variant-numeric: tabular-nums; }
.note p { margin: 0; color: var(--muted); }
.note b { font-weight: 700; }

.faq-item { margin-bottom: 10px; overflow: hidden; }
.faq-q {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 0;
  padding: 16px 18px;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.faq-q::after { content: "+"; color: var(--amber); font-weight: 500; }
.faq-q[aria-expanded="true"]::after { content: "–"; }
.faq-q:hover { color: var(--amber); }
.faq-a { padding: 0 18px 16px; color: var(--muted); }

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip {
  border-radius: 999px;
  border: 1px solid var(--amber-line);
  color: var(--amber);
  padding: 6px 12px;
  background: rgba(226,161,90,0.08);
  font-size: 14px;
}
.sample-list { list-style: none; padding: 0; margin: 0; }
.sample-list li {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.topic-split { display: grid; grid-template-columns: 1.4fr 0.8fr; gap: 16px; }
.topic { overflow: hidden; display: flex; flex-direction: column; text-decoration: none; color: inherit; transition: border-color .3s ease; }
.topic:hover { border-color: var(--amber-line); }
.topic:hover .art { transform: scale(1.03); }
.topic .cover { aspect-ratio: 3 / 4; max-height: 360px; }
.topic-body { padding: 16px 16px 18px; }
.topic-body p { color: var(--muted); }

.assure {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}
.assure div { padding: 18px 16px 16px; border-right: 1px solid var(--line); }
.assure div:last-child { border-right: 0; }
.assure strong { display: block; margin-bottom: 6px; }
.assure p { margin: 0; color: var(--muted); font-size: 14px; }
.assure a { color: var(--amber); text-decoration: none; }
.assure a:hover { text-decoration: underline; text-underline-offset: 3px; }

.observe { display: grid; grid-template-columns: 170px 1fr; gap: 22px; }
.observe-date {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 16px;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
  height: fit-content;
}
.observe-date span { display: block; color: var(--muted); font-size: 13px; }
.observe-copy p { color: var(--muted); }

.close-band {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  align-items: end;
  padding: 8px 0 4px;
}
.close-band .cta-row { margin: 0; }

.site-footer { background: #100E0C; border-top: 1px solid var(--line); padding: 42px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.1fr 0.7fr 1.1fr; gap: 28px; }
.site-footer h2 { font-size: 20px; }
.foot-links { list-style: none; padding: 0; margin: 0; }
.foot-links a { color: var(--muted); text-decoration: none; display: inline-block; padding: 4px 0; }
.foot-links a:hover { color: var(--amber); }
.age-note { color: var(--plum); }
.copy { color: var(--muted); font-size: 13px; margin-top: 22px; }
.field { margin-bottom: 10px; }
.field span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.field input, .field textarea {
  width: 100%;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  outline: none;
}
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--amber); }
.field.is-bad input, .field.is-bad textarea { border-color: var(--plum); }
.field.is-bad span { color: var(--plum); }
.form-note { min-height: 1.5em; color: var(--plum); font-size: 13px; margin: 8px 0 0; }
.fine { color: var(--muted); font-size: 12px; }

.dock {
  position: fixed;
  left: var(--rail);
  right: 0;
  bottom: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 18px calc(12px + env(safe-area-inset-bottom));
  background: #1C1814;
  border-top: 1px solid var(--amber-line);
  transform: translateY(110%);
  transition: transform .3s ease;
}
.dock.is-on { transform: translateY(0); }
.dock b { font-family: var(--serif); font-size: 16px; }

@media (max-width: 1199.98px) {
  .entry-board { grid-template-columns: 1fr 1fr; }
  .entry:first-child { grid-row: auto; min-height: 180px; }
}
@media (max-width: 991.98px) {
  .rail { display: none; }
  .topbar { display: flex; }
  .shell { margin-left: 0; padding-top: var(--topbar); }
  .dock { left: 0; }
  .hero-grid, .scene-layout, .point-grid, .voice-grid, .compare, .topic-split, .observe, .foot-grid, .close-band {
    grid-template-columns: 1fr;
  }
  .point-wide { grid-row: auto; }
  .steps, .assure, .bubbles { grid-template-columns: 1fr 1fr; }
  .feed-grid { columns: 1; }
  .note { grid-template-columns: 1fr; }
  .assure div { border-right: 0; border-bottom: 1px solid var(--line); }
  .wrap { width: min(1120px, calc(100% - 32px)); }
}
@media (max-width: 767.98px) {
  .section { padding: 52px 0; }
  .big-row, .steps, .assure, .bubbles, .entry-board { grid-template-columns: 1fr; }
  .hero { padding-top: 28px; }
}
@media (max-width: 519.98px) {
  .cta-row .amber-btn, .cta-row .ghost-btn, .dock .amber-btn { width: 100%; }
  .dock { flex-direction: column; align-items: stretch; }
  .brand-name { font-size: 14px; }
  .poster-body, .clip-body { padding: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
  --bg: #14110F;
  --column: #1C1814;
  --card: #24201C;
  --amber: #E2A15A;
  --amber-deep: #C9843E;
  --plum: #8D5A62;
  --text: #F3EEE6;
  --muted: #B7A99A;
  --line: rgba(243,238,230,0.12);
  --amber-line: rgba(226,161,90,0.4);
  --bad: #2A2422;
  --shadow: 0 8px 24px rgba(0,0,0,0.28);
  --radius: 14px;
  --rail: 216px;
  --topbar: 62px;
  --dock: 74px;
  --serif: "Noto Serif SC", "Songti SC", serif;
  --sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
/* roulang page: category1 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 0.85em; }
h1, h2, h3, h4 { font-weight: 700; line-height: 1.35; margin: 0 0 0.55em; }
h1 { font-family: var(--serif); font-size: 34px; letter-spacing: 0.01em; }
h2 { font-family: var(--serif); font-size: 28px; }
h3 { font-size: 18px; }
:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}
.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}
.site-rail {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--rail);
  background: var(--column);
  border-right: 1px solid var(--line);
  padding: 22px 14px 28px;
  z-index: 30;
  overflow: auto;
}
.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  text-decoration: none;
  color: var(--text);
  margin-bottom: 28px;
}
.brand:hover { color: var(--amber); }
.brand-mark {
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  display: block;
}
.brand-name {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.35;
  font-weight: 700;
}
.rail-nav { display: flex; flex-direction: column; gap: 6px; }
.rail-link {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 8px 12px;
  border-radius: 12px;
  color: var(--muted);
  border-left: 2px solid transparent;
  font-size: 14px;
  font-weight: 500;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
.rail-link svg { flex: 0 0 16px; }
.rail-link:hover { color: var(--text); background: rgba(243,238,230,0.03); }
.rail-link.is-active {
  color: var(--amber);
  background: rgba(226,161,90,0.08);
  border-left-color: var(--amber);
}
.topbar {
  display: none;
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--topbar);
  background: var(--column);
  border-bottom: 1px solid var(--line);
  z-index: 40;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
}
.topbar .brand { margin: 0; min-width: 0; }
.topbar .brand-name { font-size: 15px; }
.menu-btn {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  min-height: 40px;
  padding: 0 14px;
  cursor: pointer;
}
.menu-btn:hover { border-color: var(--amber); color: var(--amber); }
.offcanvas {
  background: var(--column);
  color: var(--text);
  width: min(320px, 88vw);
  border-right: 1px solid var(--line);
}
.offcanvas-header { border-bottom: 1px solid var(--line); padding: 16px; }
.offcanvas-title { font-family: var(--serif); font-size: 16px; margin: 0; }
.drawer-close {
  background: transparent;
  color: var(--amber);
  border: 1px solid var(--amber-line);
  border-radius: 999px;
  min-height: 36px;
  padding: 0 12px;
  cursor: pointer;
}
.drawer-nav { display: flex; flex-direction: column; gap: 8px; padding: 16px; }
.drawer-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 12px;
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--line);
}
.drawer-nav a.is-active { border-color: var(--amber); color: var(--amber); }
.drawer-nav a:hover { border-color: var(--amber-line); }
.offcanvas-backdrop.show { opacity: .62; }
.page-shell { margin-left: var(--rail); min-height: 100vh; }
.section { padding: 64px 0; position: relative; }
.section-ink { background: var(--bg); }
.section-panel { background: var(--column); }
.sec-lead { color: var(--muted); max-width: 68ch; margin-bottom: 1.2em; }
.amber-btn, .ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
  cursor: pointer;
}
.amber-btn { background: var(--amber); color: #1C1814; border-color: var(--amber); }
.amber-btn:hover, .amber-btn:focus-visible {
  background: var(--amber-deep);
  border-color: var(--amber-deep);
  color: #1C1814;
  transform: translateY(-1px);
}
.amber-btn:active { transform: translateY(0); }
.ghost-btn { background: transparent; color: var(--amber); border-color: rgba(226,161,90,0.7); }
.ghost-btn:hover, .ghost-btn:focus-visible {
  background: rgba(226,161,90,0.08);
  color: var(--amber);
  border-color: var(--amber-deep);
  transform: translateY(-1px);
}
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(141,90,98,0.22);
  color: #F3EEE6;
  border: 1px solid rgba(141,90,98,0.55);
  font-size: 12px;
  line-height: 1;
}
.cat-head { padding: 32px 0 18px; }
.cat-kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--amber);
  font-size: 13px;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.cat-kicker i {
  width: 18px;
  height: 8px;
  border-radius: 2px;
  background:
    radial-gradient(circle at 2px 50%, var(--amber) 1.2px, transparent 1.4px) 0 0 / 6px 8px repeat-x;
}
.scope-line { color: var(--muted); max-width: 62ch; margin: 0 0 16px; }
.filter-bar {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0 8px;
  scrollbar-width: thin;
}
.pill {
  flex: 0 0 auto;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  min-height: 36px;
  padding: 0 14px;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.pill:hover, .pill.is-on {
  background: var(--amber);
  border-color: var(--amber);
  color: #1C1814;
}
.feed-section { padding: 22px 0 36px; }
.h-list { display: flex; flex-direction: column; gap: 14px; }
.h-card {
  display: grid;
  grid-template-columns: 126px minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 12px;
  transition: border-color .3s ease;
}
.h-card:hover { border-color: var(--amber-line); }
.h-card[hidden] { display: none !important; }
.h-cover {
  position: relative;
  display: block;
  aspect-ratio: 3 / 4;
  border-radius: 10px;
  overflow: hidden;
  background: #1a1512;
}
.cover-art {
  position: absolute;
  inset: 0;
  transform: scale(1);
  transition: transform .3s ease;
  background:
    linear-gradient(180deg, rgba(20,17,15,0.05), rgba(20,17,15,0.55)),
    linear-gradient(145deg, rgba(226,161,90,0.42), transparent 46%),
    linear-gradient(#3a2e28, #171310);
}
.h-card:hover .cover-art { transform: scale(1.03); }
.h-card:nth-child(2) .cover-art { background: linear-gradient(180deg, rgba(20,17,15,.1), rgba(20,17,15,.6)), linear-gradient(200deg, rgba(141,90,98,.55), transparent 50%), linear-gradient(#2c2428, #14110f); }
.h-card:nth-child(3) .cover-art { background: linear-gradient(180deg, rgba(20,17,15,.05), rgba(20,17,15,.62)), linear-gradient(120deg, rgba(226,161,90,.28), transparent 55%), linear-gradient(#24302e, #14110f); }
.h-card:nth-child(4) .cover-art { background: linear-gradient(180deg, rgba(20,17,15,.08), rgba(20,17,15,.6)), linear-gradient(20deg, rgba(226,161,90,.5), transparent 42%), linear-gradient(#3a3228, #161310); }
.h-card:nth-child(5) .cover-art { background: linear-gradient(180deg, rgba(20,17,15,.12), rgba(20,17,15,.62)), linear-gradient(160deg, rgba(141,90,98,.4), transparent 48%), linear-gradient(#2a2420, #120f0d); }
.h-card:nth-child(6) .cover-art { background: linear-gradient(180deg, rgba(20,17,15,.05), rgba(20,17,15,.58)), linear-gradient(90deg, rgba(226,161,90,.25), transparent 60%), linear-gradient(#33281f, #151210); }
.h-card:nth-child(7) .cover-art { background: linear-gradient(180deg, rgba(20,17,15,.1), rgba(20,17,15,.66)), linear-gradient(210deg, rgba(226,161,90,.36), transparent 40%), linear-gradient(#2a2624, #100e0c); }
.h-card:nth-child(8) .cover-art { background: linear-gradient(180deg, rgba(20,17,15,.06), rgba(20,17,15,.6)), linear-gradient(30deg, rgba(141,90,98,.45), transparent 52%), linear-gradient(#3a2a24, #161210); }
.sprocket {
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 8px;
  background: radial-gradient(circle, rgba(20,17,15,.85) 2px, transparent 2.4px) 0 0 / 8px 14px repeat-y;
  z-index: 1;
}
.play {
  position: absolute;
  left: 50%;
  top: 46%;
  width: 36px;
  height: 36px;
  margin: -18px 0 0 -18px;
  border-radius: 50%;
  background: rgba(20,17,15,0.45);
  border: 1px solid rgba(243,238,230,0.28);
  z-index: 1;
}
.play::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 10px;
  border-style: solid;
  border-width: 8px 0 8px 12px;
  border-color: transparent transparent transparent var(--amber);
}
.dur {
  position: absolute;
  right: 8px;
  bottom: 8px;
  z-index: 1;
  background: var(--amber);
  color: #1C1814;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  border-radius: 999px;
  padding: 5px 8px;
}
.scene-stamp {
  position: absolute;
  left: 18px;
  right: 10px;
  bottom: 36px;
  z-index: 1;
  color: var(--text);
  font-family: var(--serif);
  font-size: 14px;
  line-height: 1.35;
}
.h-body { min-width: 0; display: flex; flex-direction: column; justify-content: center; padding: 4px 4px 4px 0; }
.h-body h3 { margin: 8px 0 6px; }
.h-body h3 a:hover { color: var(--amber); }
.scene { color: var(--muted); font-size: 14px; margin: 0; }
.meta-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  margin-top: 8px;
}
.more-section { padding: 8px 0 42px; }
.more-row {
  display: flex;
  justify-content: flex-start;
  padding-top: 4px;
}
.rhythm { padding: 56px 0; }
.rhythm-box {
  max-width: 760px;
  border-left: 2px solid var(--amber);
  padding: 4px 0 4px 18px;
}
.rhythm-box p { margin: 0 0 0.7em; }
.rhythm-box p:last-child { margin-bottom: 0; }
.pick-list { display: flex; flex-direction: column; gap: 10px; }
.pick {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 12px 16px;
  transition: border-color .3s ease;
}
.pick:hover { border-color: var(--amber-line); }
.pick time, .pick .mins { color: var(--muted); font-size: 13px; white-space: nowrap; }
.pick h3 { margin: 0; font-size: 17px; }
.pick h3 a:hover { color: var(--amber); }
.pick-index {
  font-family: var(--serif);
  color: var(--amber);
  font-size: 20px;
}
.faq-section { padding: 72px 0; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 10px;
  overflow: hidden;
}
.faq-q {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 0;
  padding: 16px 46px 16px 18px;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  position: relative;
  cursor: pointer;
}
.faq-q::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--amber);
  border-bottom: 1.5px solid var(--amber);
  transform: rotate(45deg);
  position: absolute;
  right: 18px;
  top: 22px;
  transition: transform .2s ease;
}
.faq-q[aria-expanded="true"]::after { transform: rotate(225deg); top: 26px; }
.faq-a { color: var(--muted); padding: 0 18px 16px; }
.faq-a p:last-child { margin-bottom: 0; }
.sort-section { padding: 64px 0; }
.sort-grid { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 0; }
.sort-row {
  display: contents;
}
.sort-row b, .sort-row p {
  background: var(--bad);
  border-bottom: 1px solid var(--line);
  margin: 0;
  padding: 16px 18px;
}
.sort-row b { color: var(--amber); font-weight: 700; }
.sort-row p { color: var(--text); }
.sort-row:first-child b { border-radius: 14px 0 0 0; }
.sort-row:first-child p { border-radius: 0 14px 0 0; }
.sort-row:last-child b { border-radius: 0 0 0 14px; border-bottom: 0; }
.sort-row:last-child p { border-radius: 0 0 14px 0; border-bottom: 0; }
.extend-section { padding: 64px 0 88px; }
.extend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 28px;
}
.extend li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.extend a {
  color: var(--text);
  box-shadow: inset 0 -1px 0 rgba(141,90,98,0.7);
  padding-bottom: 1px;
}
.extend a:hover { color: var(--amber); }
.extend span { color: var(--muted); font-size: 13px; white-space: nowrap; }
.site-footer {
  background: #100e0c;
  border-top: 1px solid var(--line);
  padding: 48px 0 28px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.7fr 1.1fr;
  gap: 32px;
}
.site-footer h2 { font-size: 18px; margin-bottom: 12px; }
.site-footer p { color: var(--muted); }
.age-note { color: var(--amber) !important; font-size: 14px; }
.foot-links { list-style: none; margin: 0; padding: 0; }
.foot-links li { border-bottom: 1px solid var(--line); }
.foot-links a {
  display: flex;
  min-height: 40px;
  align-items: center;
  color: var(--text);
}
.foot-links a:hover { color: var(--amber); }
.field { display: block; margin-bottom: 10px; }
.field span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.field input, .field textarea {
  width: 100%;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  min-height: 42px;
  padding: 8px 12px;
}
.field textarea { min-height: 96px; resize: vertical; }
.field.is-bad input, .field.is-bad textarea { border-color: var(--plum); }
.form-note { min-height: 1.5em; color: var(--amber); font-size: 14px; }
.fine { font-size: 12px; }
.copy {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
@media (min-width: 1400px) {
  .h-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
}
@media (max-width: 1199.98px) {
  .pick { grid-template-columns: 72px minmax(0, 1fr); }
  .pick .mins { display: none; }
}
@media (max-width: 991.98px) {
  .site-rail { display: none; }
  .topbar { display: flex; }
  .page-shell { margin-left: 0; padding-top: var(--topbar); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid > div:last-child { grid-column: 1 / -1; }
  h1 { font-size: 28px; }
  h2 { font-size: 24px; }
  .extend { grid-template-columns: 1fr; }
}
@media (max-width: 767.98px) {
  .wrap { width: min(1120px, calc(100% - 28px)); }
  .section { padding: 48px 0; }
  .cat-head { padding: 22px 0 12px; }
  .sort-grid, .sort-row { display: block; }
  .sort-row b, .sort-row p { display: block; border-radius: 0 !important; }
  .sort-row b { border-bottom: 0; padding-bottom: 0; }
  .foot-grid { grid-template-columns: 1fr; }
  .h-card { grid-template-columns: 104px minmax(0, 1fr); gap: 12px; }
  .scene-stamp { font-size: 13px; }
}
@media (max-width: 520px) {
  h1 { font-size: 24px; }
  h3 { font-size: 16px; }
  .topbar .brand-name { font-size: 14px; }
  .h-card { grid-template-columns: 92px minmax(0, 1fr); padding: 10px; }
  .meta-row { flex-direction: column; gap: 2px; }
  .pick { grid-template-columns: 42px minmax(0, 1fr); padding: 12px; }
  .extend li { flex-direction: column; gap: 4px; }
  .extend span { white-space: normal; }
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}