/* roulang page: index */
:root {
  --c-main: #8E3A4A;
  --c-sub: #D7A48A;
  --c-accent: #3F6F66;
  --c-bg: #161311;
  --c-section: #241C1E;
  --c-card: #2C2326;
  --c-highlight: #3A2A2E;
  --c-text: #F4EBE6;
  --c-muted: #B7A8A4;
  --c-line: rgba(244,235,230,.16);
  --radius-card: 16px;
  --radius-input: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 8px 24px rgba(0,0,0,.18);
  --header-h: 72px;
  --content: 1120px;
  --ease: 180ms ease;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.page {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 17px;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
}
body.page.is-locked { overflow: hidden; }
html.age-ok body.page, html:has(#site:target) body.page { overflow: auto; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, summary { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0; font-weight: 620; line-height: 1.28; letter-spacing: 0; }
::selection { background: var(--c-main); color: var(--c-text); }
:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }
.container { width: min(var(--content), calc(100% - 40px)); margin: 0 auto; }
.section { padding: 88px 0; background: var(--c-bg); }
.section-alt { background: var(--c-section); }
.section-title { font-size: 28px; max-width: 18em; }
.section-lead { max-width: 68ch; color: var(--c-muted); margin-top: 14px; }
.section-lead p { margin: 0 0 .95em; }
.accent { color: var(--c-accent); }
.muted { color: var(--c-muted); }
.tag {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-pill);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--c-text);
  background: transparent;
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
  display: inline-block;
  flex: 0 0 auto;
}
.dot-label { display: inline-flex; align-items: center; gap: 8px; color: var(--c-accent); font-size: 13px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition: background-color var(--ease), color var(--ease), border-color var(--ease), filter var(--ease);
  font-size: 15px;
  font-weight: 560;
  cursor: pointer;
}
.btn-primary { background: var(--c-main); color: var(--c-text); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:active { filter: brightness(.96); }
.btn-ghost { background: transparent; border-color: var(--c-line); color: var(--c-text); }
.btn-ghost:hover { color: var(--c-sub); border-color: var(--c-sub); }
.age-gate, .underage {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--c-bg);
}
.underage { display: none; z-index: 90; }
#underage:target { display: flex; }
html.age-ok .age-gate, #site:target .age-gate, html:has(#underage:target) .age-gate { display: none; }
.age-card {
  width: min(460px, 100%);
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 32px 28px;
}
.age-card h2 { font-size: 28px; }
.age-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  background: transparent;
  border-bottom: 1px solid var(--c-line);
  box-shadow: none;
  transition: background-color var(--ease);
}
.site-header.is-scrolled {
  background-color: #221e20;
  background-color: color-mix(in srgb, var(--c-bg) 92%, var(--c-text) 8%);
  box-shadow: none;
}
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 8px; min-width: 0; font-size: 15px; font-weight: 620; line-height: 1.3; }
.logo-word { white-space: nowrap; }
.badge-18 {
  font-size: 10px;
  line-height: 16px;
  padding: 0 5px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-main);
  color: var(--c-sub);
  font-weight: 560;
}
.menu-btn {
  display: none;
  min-height: 40px;
  padding: 0 4px;
  color: var(--c-text);
  font-size: 14px;
  font-weight: 500;
}
.nav { display: flex; align-items: center; gap: 28px; }
.nav-link {
  position: relative;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--c-muted);
  transition: color var(--ease);
}
.nav-link:hover { color: var(--c-text); transform: none; }
.nav-link.is-active { color: var(--c-text); box-shadow: inset 0 -1px 0 var(--c-main); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .75fr); gap: 48px; align-items: start; }
.stamp {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  margin: 0 0 18px;
  border-radius: var(--radius-pill);
  background: var(--c-main);
  color: var(--c-text);
  font-size: 12px;
  letter-spacing: .08em;
}
.hero-title { font-size: 48px; max-width: 11em; }
.subhead { margin: 16px 0 0; font-size: 18px; color: var(--c-sub); max-width: 28em; }
.hero-paragraphs { margin-top: 22px; max-width: 68ch; }
.hero-paragraphs p { color: var(--c-text); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 8px 0 12px; }
.limit-note { color: var(--c-muted); font-size: 14px; margin: 0; }
.hero-post, .card, .ticket, .review-card, .editor-note, .day-cell, .channel, .case-item {
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}
.hero-post { padding: 22px; }
.post-top, .row-between, .sample-row, .post-line, .case-meta, .news-meta, .ticket-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.post-title { margin: 18px 0 8px; font-size: 20px; font-weight: 620; }
.post-line { margin: 10px 0; font-size: 15px; }
.heat-line {
  height: 6px;
  width: 42%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--c-main), var(--c-sub));
  margin: 4px 0 8px;
}
.heat-bar {
  display: flex;
  flex-wrap: nowrap;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 2px;
}
.heat-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 28px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-line);
  color: var(--c-text);
  white-space: nowrap;
  font-size: 14px;
  transition: color var(--ease), border-color var(--ease);
}
.heat-link:hover { color: var(--c-sub); border-color: var(--c-sub); }
.channel-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr .8fr; gap: 16px; margin-top: 28px; }
.channel { padding: 22px 18px; min-height: 180px; transition: border-color var(--ease); }
.channel:hover { border-color: rgba(215,164,138,.45); }
.channel h3 { font-size: 20px; margin: 16px 0 8px; }
.channel p { margin: 0; color: var(--c-muted); font-size: 15px; }
.channel-wide { background: var(--c-highlight); }
.scene-rail { display: flex; gap: 14px; overflow-x: auto; margin-top: 28px; padding-bottom: 6px; }
.scene-item {
  flex: 0 0 260px;
  padding: 18px;
  border-left: 2px solid var(--c-main);
  background: var(--c-highlight);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
}
.scene-time { color: var(--c-accent); font-size: 13px; margin: 0 0 8px; }
.scene-item h3 { font-size: 20px; margin-bottom: 8px; }
.scene-item p { margin: 0; color: var(--c-muted); }
.demo-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(240px, .7fr); gap: 22px; margin-top: 28px; align-items: stretch; }
.player { padding: 16px; }
.cover {
  position: relative;
  height: 280px;
  border-radius: var(--radius-input);
  background: radial-gradient(circle at 20% 30%, rgba(142,58,74,.55), transparent 42%), radial-gradient(circle at 78% 60%, rgba(215,164,138,.28), transparent 46%), #161311;
  overflow: hidden;
  border: 1px solid var(--c-line);
}
.wave-svg { position: absolute; left: 16px; right: 16px; bottom: 18px; width: calc(100% - 32px); height: 72px; color: var(--c-sub); }
.player-ui { margin-top: 14px; }
.progress { position: relative; height: 6px; border-radius: var(--radius-pill); background: var(--c-highlight); margin: 12px 0; }
.progress-fill { display: block; width: 38%; height: 100%; border-radius: inherit; background: var(--c-accent); }
.marker { position: absolute; top: -4px; width: 4px; height: 14px; background: var(--c-main); border-radius: var(--radius-pill); }
.demo-note { padding: 22px; display: flex; flex-direction: column; justify-content: space-between; }
.demo-note p { margin: 0; }
.voice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 28px; }
.voice-col h3 { font-size: 20px; margin-bottom: 12px; }
.sample-row {
  min-height: 64px;
  padding: 10px 0;
  border-bottom: 1px solid var(--c-line);
  transition: color var(--ease);
}
.sample-row:hover { color: var(--c-sub); }
.sample-row strong { display: block; font-size: 16px; font-weight: 580; }
.sample-row small { color: var(--c-accent); font-size: 13px; }
.hp { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.5; }
.case-list { display: flex; flex-direction: column; gap: 14px; margin-top: 28px; }
.case-item { display: grid; grid-template-columns: 52px 1fr; gap: 16px; padding: 18px; }
.swatch { width: 52px; height: 52px; border-radius: var(--radius-input); background: var(--c-main); }
.swatch.b { background: var(--c-accent); }
.swatch.c { background: var(--c-sub); }
.case-item h3 { font-size: 18px; }
.case-item p { margin: 6px 0 0; }
.timeline { margin-top: 28px; display: flex; flex-direction: column; gap: 0; max-width: 760px; }
.time-node { display: grid; grid-template-columns: 120px 1fr; gap: 18px; padding: 0 0 22px; }
.time-node + .time-node { border-top: 0; }
.rail { position: relative; padding-left: 18px; }
.rail::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: -22px;
  width: 1px;
  background: var(--c-line);
}
.time-node:last-child .rail::before { bottom: 8px; }
.rail::after {
  content: "";
  position: absolute;
  left: -4px;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
}
.time-label { color: var(--c-sub); font-size: 14px; margin: 0; }
.price-board { margin-top: 34px; display: flex; align-items: flex-start; gap: 18px; }
.ticket { position: relative; padding: 26px 22px 22px; overflow: hidden; }
.ticket-guest { margin-top: 58px; flex: 0 0 30%; }
.ticket-voice { margin-top: 28px; flex: 0 0 30%; }
.ticket-long { margin-top: 0; flex: 1 1 auto; background: var(--c-highlight); }
.ticket-long::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  height: 6px; width: 100%;
  background: linear-gradient(90deg, var(--c-main), var(--c-sub));
}
.price { margin: 12px 0; font-size: 40px; line-height: 1; font-weight: 640; }
.price span { font-size: 14px; color: var(--c-muted); font-weight: 500; margin-left: 4px; }
.ticket ul { margin: 0 0 18px; padding: 0; list-style: none; color: var(--c-muted); }
.ticket li { padding: 6px 0; border-bottom: 1px solid var(--c-line); }
.review-row {
  margin-top: 28px;
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  cursor: grab;
  padding-bottom: 8px;
}
.review-row.is-drag { cursor: grabbing; }
.review-card { flex: 0 0 300px; scroll-snap-align: start; padding: 16px 16px 14px; }
.review-card p { min-height: 4.8em; margin: 10px 0; font-size: 15px; }
.dots { display: flex; gap: 5px; }
.dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--c-line); display: block; }
.dots i.on { background: var(--c-accent); }
.thread { max-width: 68ch; margin-top: 8px; }
.floor-card { padding: 8px 0 4px; }
.reply { margin-top: 8px; padding: 12px 0 4px 16px; border-left: 1px solid var(--c-line); }
.news-layout { margin-top: 28px; display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(240px, .7fr); gap: 28px; }
.news-item { display: block; padding: 16px 0; border-bottom: 1px solid var(--c-line); transition: color var(--ease); }
.news-item:hover { color: var(--c-sub); }
.news-item strong { display: block; font-size: 17px; font-weight: 580; }
.more-link { display: inline-flex; margin-top: 16px; color: var(--c-sub); border-bottom: 1px solid var(--c-main); line-height: 1.4; }
.editor-note { padding: 22px; align-self: start; }
.calendar { margin-top: 28px; display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; }
.day-cell { display: block; min-height: 132px; padding: 14px 12px; transition: border-color var(--ease); }
.day-cell:hover { border-color: var(--c-sub); }
.day-cell b { display: block; font-size: 13px; color: var(--c-accent); font-weight: 560; }
.day-cell strong { display: block; margin: 10px 0 6px; font-size: 16px; }
.faq-list { max-width: 760px; margin-top: 22px; }
.faq-item { border-bottom: 1px solid var(--c-line); }
.faq-item summary { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 16px; cursor: pointer; list-style: none; font-size: 17px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--c-sub); font-size: 20px; }
.faq-item[open] summary::after { content: "–"; }
.faq-item[open] summary { color: var(--c-sub); }
.faq-item p { color: var(--c-text); padding-bottom: 14px; max-width: 68ch; }
.cta-band { text-align: center; }
.cta-inner { width: min(640px, 100%); margin: 0 auto; }
.cta-inner .hero-actions { justify-content: center; }
.boundary { padding-top: 0; padding-bottom: 28px; }
.boundary-box { border-top: 1px solid var(--c-line); padding-top: 18px; color: var(--c-muted); font-size: 14px; line-height: 1.75; }
.boundary-box p { margin: 0 0 4px; }
.site-footer { border-top: 1px solid var(--c-line); padding: 18px 0 22px; background: var(--c-bg); }
.footer-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; font-size: 13px; color: var(--c-muted); }
.footer-row a { transition: color var(--ease); }
.footer-row a:hover { color: var(--c-text); }
.footer-brand { color: var(--c-text); font-weight: 600; }
.sep { width: 1px; height: 12px; background: var(--c-line); }
@media (max-width: 1024px) {
  .menu-btn { display: inline-flex; align-items: center; }
  .nav {
    display: none;
    position: absolute;
    left: 0; right: 0; top: var(--header-h);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--c-bg);
    border-bottom: 1px solid var(--c-line);
    padding: 0;
  }
  .nav.is-open { display: flex; }
  .nav-link { min-height: 48px; display: flex; align-items: center; padding: 0 20px; border-bottom: 1px solid var(--c-line); box-shadow: none; }
  .nav-link.is-active { box-shadow: inset 3px 0 0 var(--c-main); }
  .hero-grid, .demo-grid, .news-layout, .voice-grid { grid-template-columns: 1fr; }
  .channel-grid { grid-template-columns: 1fr 1fr; }
  .price-board { display: grid; grid-template-columns: 1fr 1fr; }
  .ticket-guest, .ticket-voice, .ticket-long { margin-top: 0; }
  .ticket-long { grid-column: 1 / -1; }
  .hero-title { font-size: 40px; }
  .section { padding: 64px 0; }
}
@media (max-width: 768px) {
  .container { width: min(var(--content), calc(100% - 32px)); }
  .section { padding: 52px 0; }
  .channel-grid, .price-board, .case-item { grid-template-columns: 1fr; }
  .calendar { display: flex; overflow-x: auto; }
  .day-cell { min-width: 128px; }
  .time-node { grid-template-columns: 1fr; gap: 4px; }
  .hero-title { font-size: 34px; }
  .section-title { font-size: 26px; }
  .cover { height: 200px; }
}
@media (max-width: 520px) {
  .hero-title { font-size: 30px; }
  .logo-word { white-space: normal; font-size: 13px; }
  .price { font-size: 34px; }
  .age-card { padding: 24px 18px; }
  .hero-actions, .age-actions { flex-direction: column; }
  .btn { width: 100%; }
  .footer-row .sep { display: none; }
}
@media (min-width: 1280px) {
  .container { width: var(--content); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
  --c-main: #8E3A4A;
  --c-sub: #D7A48A;
  --c-accent: #3F6F66;
  --c-bg: #161311;
  --c-section: #241C1E;
  --c-card: #2C2326;
  --c-highlight: #3A2A2E;
  --c-text: #F4EBE6;
  --c-muted: #B7A8A4;
  --c-line: rgba(244,235,230,.16);
  --radius-card: 16px;
  --radius-input: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 8px 24px rgba(0,0,0,.18);
  --header-h: 72px;
  --content: 1120px;
  --ease: 180ms ease;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.page {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 17px;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
}
body.page.is-locked { overflow: hidden; }
html.age-ok body.page { overflow: auto; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, summary { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; cursor: pointer; }
p { margin: 0 0 .95em; }
h1, h2, h3 { margin: 0; line-height: 1.35; font-weight: 640; }
.container { width: min(var(--content), calc(100% - 40px)); margin: 0 auto; }
.section { padding: 80px 0; background: var(--c-bg); }
.section-alt { background: var(--c-section); }
.muted { color: var(--c-muted); }
.tag {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--c-text);
  background: transparent;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition: background-color var(--ease), color var(--ease), border-color var(--ease), filter var(--ease);
  font-size: 15px;
  font-weight: 560;
}
.btn-primary { background: var(--c-main); color: var(--c-text); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:active { filter: brightness(.96); }
.btn-ghost { background: transparent; border-color: var(--c-line); color: var(--c-text); }
.btn-ghost:hover { color: var(--c-sub); border-color: var(--c-sub); }
.btn:focus-visible, .nav-link:focus-visible, .filter-btn:focus-visible, .post-title-link:focus-visible, .text-link:focus-visible, .logo:focus-visible, .menu-btn:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 2px;
}
.age-gate {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(22,19,17,.94);
}
html.age-ok .age-gate { display: none; }
.age-card {
  width: min(460px, 100%);
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 32px 28px;
}
.age-card h2 { font-size: 28px; margin: 14px 0 10px; }
.age-card p { max-width: 36em; color: var(--c-muted); }
.age-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.age-note { color: var(--c-sub); margin-top: 14px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  background: transparent;
  border-bottom: 1px solid var(--c-line);
  box-shadow: none;
  transition: background-color var(--ease);
}
.site-header.is-scrolled {
  background-color: #221e20;
  background-color: color-mix(in srgb, var(--c-bg) 92%, var(--c-text) 8%);
  box-shadow: none;
}
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 8px; min-width: 0; font-size: 15px; font-weight: 620; line-height: 1.3; }
.logo-word { white-space: nowrap; }
.badge-18 {
  font-size: 10px;
  line-height: 16px;
  padding: 0 5px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-main);
  color: var(--c-sub);
  font-weight: 560;
}
.menu-btn { display: none; min-height: 40px; padding: 0 4px; color: var(--c-text); font-size: 14px; font-weight: 500; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav-link {
  position: relative;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--c-muted);
  transition: color var(--ease);
}
.nav-link:hover { color: var(--c-text); }
.nav-link.is-active { color: var(--c-text); box-shadow: inset 0 -1px 0 var(--c-main); }
.cat-head { padding: 48px 0 36px; }
.cat-head-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(240px, .7fr); gap: 28px; align-items: end; }
.kicker { color: var(--c-sub); font-size: 13px; letter-spacing: .04em; margin-bottom: 10px; }
.cat-title { font-size: 36px; max-width: 12em; }
.cat-scope { max-width: 68ch; color: var(--c-muted); margin: 12px 0 0; }
.stat-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.stat-block {
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 16px 16px 12px;
}
.stat-block b { display: block; font-size: 28px; line-height: 1.2; font-weight: 640; }
.stat-block span { color: var(--c-muted); font-size: 13px; }
.live-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 6px;
  border-radius: var(--radius-pill);
  background: var(--c-accent);
}
.filter-section { padding: 0; border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); background: var(--c-section); }
.filter-bar { display: flex; align-items: stretch; min-height: 58px; }
.filter-btn {
  position: relative;
  padding: 0 22px;
  color: var(--c-muted);
  font-size: 14.5px;
  font-weight: 500;
  border-right: 1px solid var(--c-line);
  transition: color var(--ease);
}
.filter-btn:hover { color: var(--c-text); }
.filter-btn.is-selected { color: var(--c-text); box-shadow: inset 0 -1px 0 var(--c-main); }
.list-section { padding-top: 56px; }
.list-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 22px; align-items: start; }
.post-stream { display: flex; flex-direction: column; }
.post-line {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-line);
  transition: color var(--ease), background-color var(--ease);
}
.post-line:hover { color: var(--c-sub); }
.avatar {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--c-highlight);
  color: var(--c-sub);
  font-size: 15px;
  font-weight: 640;
}
.post-title-link { display: block; font-size: 18px; font-weight: 620; line-height: 1.45; }
.post-brief { margin: 4px 0 0; color: var(--c-muted); font-size: 14px; max-width: 62ch; }
.post-stats { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; min-width: 92px; font-size: 13px; color: var(--c-accent); }
.post-stats .floor { color: var(--c-muted); }
.side-card {
  position: sticky;
  top: 92px;
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 18px;
}
.side-card h2 { font-size: 20px; margin-bottom: 8px; }
.side-card p { color: var(--c-muted); font-size: 15px; }
.wave { display: flex; align-items: flex-end; gap: 6px; height: 72px; margin: 16px 0 8px; }
.wave i {
  display: block;
  width: 8px;
  border-radius: var(--radius-pill);
  background: linear-gradient(180deg, var(--c-sub), var(--c-main));
}
.wave i:nth-child(1) { height: 28%; }
.wave i:nth-child(2) { height: 46%; }
.wave i:nth-child(3) { height: 70%; }
.wave i:nth-child(4) { height: 100%; }
.wave i:nth-child(5) { height: 62%; }
.wave i:nth-child(6) { height: 84%; }
.wave i:nth-child(7) { height: 40%; }
.wave i:nth-child(8) { height: 55%; }
.more-section { padding: 8px 0 64px; }
.more-row { display: flex; justify-content: flex-start; }
.node-grid { display: grid; grid-template-columns: 1.35fr .85fr; grid-template-rows: auto auto; gap: 16px; margin-top: 28px; }
.node-card {
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 22px;
}
.node-card.tall { grid-row: span 2; background: var(--c-highlight); min-height: 360px; display: flex; flex-direction: column; }
.node-card h3 { font-size: 20px; margin: 12px 0 8px; }
.node-card p { color: var(--c-muted); max-width: 68ch; }
.node-card .text-link { margin-top: auto; color: var(--c-sub); font-size: 14px; }
.text-link:hover { color: var(--c-text); }
.heat-line { height: 3px; width: 42%; border-radius: var(--radius-pill); background: linear-gradient(90deg, var(--c-main), var(--c-sub)); }
.step-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 28px; border-top: 1px solid var(--c-line); }
.step-item { padding: 22px 18px 8px 0; border-right: 1px solid var(--c-line); }
.step-item:last-child { border-right: 0; }
.step-item em { display: block; font-style: normal; color: var(--c-accent); font-size: 13px; margin-bottom: 8px; }
.step-item a { font-size: 18px; font-weight: 620; }
.step-item a:hover { color: var(--c-sub); }
.review-stack { display: flex; flex-direction: column; gap: 12px; margin-top: 28px; max-width: 68ch; }
.review-item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  padding: 16px 18px;
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}
.floor-no { color: var(--c-accent); font-size: 13px; padding-top: 4px; }
.review-item p { margin: 0; }
.dots { display: flex; gap: 5px; margin-bottom: 6px; }
.dots i { width: 7px; height: 7px; border-radius: var(--radius-pill); background: var(--c-accent); display: block; }
.news-list { margin-top: 22px; }
.news-item { display: grid; grid-template-columns: 92px minmax(0, 1fr) auto; gap: 16px; align-items: center; padding: 18px 0; border-bottom: 1px solid var(--c-line); }
.news-item time { color: var(--c-accent); font-size: 13px; }
.news-item a { font-size: 18px; font-weight: 600; }
.news-item a:hover { color: var(--c-sub); }
.news-item span { color: var(--c-muted); font-size: 13px; }
.site-footer { border-top: 1px solid var(--c-line); padding: 18px 0 22px; background: var(--c-bg); }
.footer-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; color: var(--c-muted); font-size: 13px; }
.footer-brand { color: var(--c-text); font-weight: 620; }
.footer-row a { color: var(--c-muted); transition: color var(--ease); }
.footer-row a:hover { color: var(--c-sub); }
.sep { width: 1px; height: 12px; background: var(--c-line); display: inline-block; }
@media (max-width: 1024px) {
  .list-layout, .cat-head-grid { grid-template-columns: 1fr; }
  .side-card { position: static; }
  .menu-btn { display: inline-flex; align-items: center; }
  .nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #221e20;
    background: color-mix(in srgb, var(--c-bg) 94%, var(--c-text) 6%);
    border-bottom: 1px solid var(--c-line);
  }
  .nav.is-open { display: flex; }
  .nav-link { padding: 14px 20px; border-top: 1px solid var(--c-line); }
  .node-grid { grid-template-columns: 1fr; }
  .node-card.tall { grid-row: auto; min-height: 0; }
}
@media (max-width: 768px) {
  .section { padding: 52px 0; }
  .cat-title { font-size: 30px; }
  .step-list { grid-template-columns: 1fr 1fr; }
  .step-item { border-bottom: 1px solid var(--c-line); }
  .post-line { grid-template-columns: 40px minmax(0, 1fr); }
  .post-stats { grid-column: 2; flex-direction: row; gap: 12px; align-items: center; }
  .news-item { grid-template-columns: 1fr; gap: 4px; }
  .container { width: min(var(--content), calc(100% - 32px)); }
}
@media (max-width: 520px) {
  .logo-word { font-size: 13px; }
  .stat-panel, .step-list { grid-template-columns: 1fr; }
  .filter-bar { overflow-x: auto; }
  .filter-btn { flex: 1 0 auto; }
  .age-card { padding: 24px 18px; }
  .review-item { grid-template-columns: 1fr; gap: 6px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category2 */
:root {
 --c-main: #8E3A4A;
 --c-sub: #D7A48A;
 --c-accent: #3F6F66;
 --c-bg: #161311;
 --c-section: #241C1E;
 --c-card: #2C2326;
 --c-highlight: #3A2A2E;
 --c-text: #F4EBE6;
 --c-muted: #B7A8A4;
 --c-line: rgba(244,235,230,.16);
 --radius-card: 16px;
 --radius-input: 12px;
 --radius-pill: 999px;
 --shadow-card: 0 8px 24px rgba(0,0,0,.18);
 --header-h: 72px;
 --content: 1120px;
 --ease: 180ms ease;
}
/* roulang page: category2 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.page {
 margin: 0;
 background: var(--c-bg);
 color: var(--c-text);
 font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
 font-size: 17px;
 line-height: 1.8;
 text-rendering: optimizeLegibility;
}
body.page.is-locked { overflow: hidden; }
html.age-ok body.page { overflow: auto; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, summary { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0; font-weight: 640; line-height: 1.3; }
h1 { font-size: 36px; }
h2 { font-size: 28px; }
h3 { font-size: 20px; }
::selection { background: var(--c-main); color: var(--c-text); }
:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }
.container { width: min(var(--content), calc(100% - 40px)); margin: 0 auto; }
.section { padding: 80px 0; background: var(--c-bg); }
.section-alt { background: var(--c-section); }
.section-lead { max-width: 68ch; color: var(--c-muted); margin-top: 14px; }
.section-lead p { margin: 0; }
.muted { color: var(--c-muted); }
.tag, .voice-tag {
 display: inline-flex;
 align-items: center;
 height: 28px;
 padding: 0 12px;
 border: 1px solid var(--c-line);
 border-radius: var(--radius-pill);
 font-size: 13px;
 letter-spacing: .02em;
 color: var(--c-text);
 background: transparent;
}
.voice-tag { cursor: pointer; transition: color var(--ease), border-color var(--ease), background-color var(--ease); }
.voice-tag:hover { color: var(--c-sub); border-color: var(--c-sub); }
.voice-tag.is-on { color: var(--c-text); border-color: var(--c-main); box-shadow: inset 0 -1px 0 var(--c-main); }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 44px;
 padding: 0 22px;
 border-radius: var(--radius-pill);
 border: 1px solid transparent;
 transition: background-color var(--ease), color var(--ease), border-color var(--ease), filter var(--ease);
 font-size: 15px;
 font-weight: 560;
 cursor: pointer;
}
.btn-primary { background: var(--c-main); color: var(--c-text); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:active { filter: brightness(.96); }
.btn-ghost { background: transparent; border-color: var(--c-line); color: var(--c-text); }
.btn-ghost:hover { color: var(--c-sub); border-color: var(--c-sub); }
.age-gate, .underage-screen {
 position: fixed;
 inset: 0;
 z-index: 80;
 display: flex;
 align-items: center;
 justify-content: center;
 padding: 24px;
 background: rgba(22,19,17,.94);
}
.underage-screen { display: none; z-index: 90; }
#underage:target { display: flex; }
html.age-ok .age-gate { display: none; }
html:has(#underage:target) .age-gate,
html:has(#underage:target) #site { display: none; }
.age-card {
 width: min(460px, 100%);
 background: var(--c-card);
 border: 1px solid var(--c-line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow-card);
 padding: 32px 28px;
}
.age-card h2 { font-size: 28px; margin: 14px 0 10px; }
.age-card p { color: var(--c-muted); max-width: 36em; }
.age-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 height: var(--header-h);
 background: transparent;
 border-bottom: 1px solid var(--c-line);
 box-shadow: none;
 transition: background-color var(--ease);
}
.site-header.is-scrolled {
 background-color: #221e20;
 background-color: color-mix(in srgb, var(--c-bg) 92%, var(--c-text) 8%);
 box-shadow: none;
}
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 8px; min-width: 0; font-size: 15px; font-weight: 620; line-height: 1.3; }
.logo-word { white-space: nowrap; }
.badge-18 {
 font-size: 10px;
 line-height: 16px;
 padding: 0 5px;
 border-radius: var(--radius-pill);
 border: 1px solid var(--c-main);
 color: var(--c-sub);
 font-weight: 560;
}
.menu-btn {
 display: none;
 min-height: 40px;
 padding: 0 4px;
 color: var(--c-text);
 font-size: 14px;
 font-weight: 500;
}
.nav { display: flex; align-items: center; gap: 28px; }
.nav-link {
 position: relative;
 font-size: 14.5px;
 font-weight: 500;
 color: var(--c-muted);
 transition: color var(--ease);
}
.nav-link:hover { color: var(--c-text); transform: none; }
.nav-link.is-active { color: var(--c-text); box-shadow: inset 0 -1px 0 var(--c-main); }
.cat-head {
 display: grid;
 grid-template-columns: minmax(0, 1.4fr) minmax(220px, .6fr);
 gap: 36px;
 align-items: end;
}
.cat-hero { padding: 56px 0 48px; }
.wave-panel {
 background: var(--c-card);
 border: 1px solid var(--c-line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow-card);
 padding: 22px 20px 16px;
}
.wave-caption {
 margin-top: 12px;
 color: var(--c-accent);
 font-size: 13px;
 letter-spacing: .04em;
}
.wave { display: flex; align-items: flex-end; gap: 5px; height: 88px; }
.wave span { width: 5px; border-radius: var(--radius-pill); background: var(--c-sub); display: block; }
.wave span:nth-child(3n) { background: var(--c-main); }
.wave span:nth-child(1) { height: 22%; }
.wave span:nth-child(2) { height: 38%; }
.wave span:nth-child(3) { height: 55%; }
.wave span:nth-child(4) { height: 72%; }
.wave span:nth-child(5) { height: 48%; }
.wave span:nth-child(6) { height: 30%; }
.wave span:nth-child(7) { height: 64%; }
.wave span:nth-child(8) { height: 86%; }
.wave span:nth-child(9) { height: 58%; }
.wave span:nth-child(10) { height: 40%; }
.wave span:nth-child(11) { height: 76%; }
.wave span:nth-child(12) { height: 92%; }
.wave span:nth-child(13) { height: 50%; }
.wave span:nth-child(14) { height: 34%; }
.wave span:nth-child(15) { height: 68%; }
.wave span:nth-child(16) { height: 44%; }
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.tag-section { padding-top: 28px; padding-bottom: 36px; }
.long-zone { padding-bottom: 22px; }
.long-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 28px; }
.long-card {
 display: flex;
 flex-direction: column;
 min-height: 100%;
 background: var(--c-card);
 border: 1px solid var(--c-line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow-card);
 overflow: hidden;
 transition: border-color var(--ease);
}
.long-card[hidden] { display: none !important; }
.long-card:hover { border-color: rgba(215,164,138,.45); }
.wave-block {
 height: 132px;
 padding: 28px 22px 0;
 background:
  linear-gradient(180deg, rgba(142,58,74,.28), transparent 70%),
  var(--c-highlight);
}
.wave-block .wave { height: 72px; }
.card-body { display: flex; flex-direction: column; gap: 0; padding: 18px 20px 20px; flex: 1; }
.card-top, .row-between {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
}
.duration {
 margin: 10px 0 4px;
 font-size: 40px;
 line-height: 1.1;
 color: var(--c-accent);
 font-variant-numeric: tabular-nums;
 letter-spacing: .04em;
}
.resume { color: var(--c-sub); font-size: 14px; margin-bottom: 8px; }
.card-body p { max-width: 68ch; }
.card-body .btn { margin-top: auto; align-self: flex-start; }
.heat { color: var(--c-sub); font-size: 13px; }
.heat b {
 display: inline-block;
 width: 36px;
 height: 3px;
 margin-right: 6px;
 border-radius: var(--radius-pill);
 background: linear-gradient(90deg, var(--c-main), var(--c-sub));
 vertical-align: middle;
}
.live { color: var(--c-accent); display: inline-flex; align-items: center; gap: 6px; font-size: 13px; }
.live i { width: 8px; height: 8px; border-radius: 50%; background: var(--c-accent); display: block; }
.more-zone { padding-top: 8px; padding-bottom: 72px; }
.more-row { display: flex; justify-content: flex-start; }
.rhythm { list-style: none; margin: 28px 0 0; padding: 0; max-width: 68ch; }
.rhythm li {
 display: grid;
 grid-template-columns: 108px minmax(0, 1fr);
 gap: 18px;
 padding: 8px 0 22px 18px;
 border-left: 1px solid var(--c-line);
}
.rhythm h3 { margin-bottom: 6px; }
.rhythm p { margin: 0; color: var(--c-muted); }
.stamp { color: var(--c-accent); font-weight: 640; padding-top: 2px; }
.night-panel {
 margin-top: 28px;
 max-width: 68ch;
 padding: 24px 24px 8px;
 background: var(--c-card);
 border: 1px solid var(--c-line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow-card);
}
.night-panel p { color: var(--c-muted); }
.floor-list { margin-top: 28px; max-width: 68ch; display: flex; flex-direction: column; }
.floor {
 display: grid;
 grid-template-columns: 40px minmax(0, 1fr);
 gap: 14px;
 padding: 16px 0;
 border-bottom: 1px solid var(--c-line);
}
.floor p { margin: 6px 0 0; }
.avatar {
 width: 40px;
 height: 40px;
 border-radius: var(--radius-input);
 display: grid;
 place-items: center;
 background: var(--c-highlight);
 color: var(--c-sub);
 font-weight: 640;
}
.faq-list { margin-top: 18px; max-width: 68ch; }
.faq-item { border-bottom: 1px solid var(--c-line); }
.faq-item summary {
 cursor: pointer;
 padding: 16px 0;
 font-weight: 580;
 list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "＋"; float: right; color: var(--c-sub); font-weight: 400; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { color: var(--c-muted); padding-bottom: 12px; max-width: 68ch; }
.site-footer { border-top: 1px solid var(--c-line); padding: 18px 0; background: var(--c-bg); }
.footer-row {
 display: flex;
 flex-wrap: wrap;
 align-items: center;
 gap: 10px 14px;
 font-size: 13px;
 color: var(--c-muted);
}
.footer-brand { color: var(--c-text); font-weight: 620; }
.footer-row a { transition: color var(--ease); }
.footer-row a:hover { color: var(--c-text); }
.sep { width: 1px; height: 12px; background: var(--c-line); display: inline-block; }
@media (max-width: 1024px) {
 .cat-head { gap: 24px; }
 .long-grid { gap: 14px; }
}
@media (max-width: 768px) {
 .section { padding: 52px 0; }
 .cat-hero { padding: 40px 0 28px; }
 .menu-btn { display: inline-flex; align-items: center; }
 .header-inner { position: relative; }
 .nav {
  display: none;
  position: absolute;
  top: var(--header-h);
  left: 0;
  right: 0;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-line);
  padding: 0;
 }
 .nav.is-open { display: flex; }
 .nav-link { padding: 14px 20px; border-bottom: 1px solid var(--c-line); box-shadow: none; }
 .nav-link.is-active { box-shadow: inset 3px 0 0 var(--c-main); }
 .cat-head, .long-grid, .rhythm li { grid-template-columns: 1fr; }
 .rhythm li { gap: 6px; }
 .wave-panel { max-width: 420px; }
 h1 { font-size: 30px; }
 h2 { font-size: 24px; }
 .duration { font-size: 32px; }
}
@media (max-width: 520px) {
 .container { width: min(var(--content), calc(100% - 32px)); }
 .logo { font-size: 13px; }
 .logo-word { white-space: normal; }
 .site-header { height: auto; }
 .header-inner { height: auto; min-height: 72px; padding: 10px 0; }
 .age-card { padding: 24px 18px; }
 .card-body { padding: 16px; }
 .footer-row { gap: 8px 12px; }
}