/* roulang page: index */
:root {
  --bg: #F3E6DC;
  --bg-alt: #EAD9CF;
  --ink: #2A1B22;
  --muted: #6E5860;
  --deep: #3C2430;
  --card: #FFF8F4;
  --line: rgba(60,36,48,.08);
  --rose: #8A3E55;
  --blush: #F4D7C8;
  --shadow: 0 10px 28px rgba(60,36,48,.08);
  --shadow-hover: 0 16px 32px rgba(60,36,48,.14);
  --radius-lg: 28px;
  --radius: 18px;
  --serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --grad: linear-gradient(135deg, #6E2E52 0%, #C45C62 52%, #E7A08A 100%);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font-family: inherit; font-size: inherit; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
}
button { cursor: pointer; }
:focus-visible {
  outline: 2px solid var(--rose);
  outline-offset: 3px;
}
.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}
.masthead {
  background: var(--deep);
  color: #F3E6DC;
}
.masthead-inner {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding: 22px 0 16px;
}
.logo {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 34px;
  line-height: 1.2;
  color: #FFF8F4;
  white-space: nowrap;
  letter-spacing: 0;
}
.logo:hover { color: #E7A08A; }
.channel-nav {
  display: flex;
  align-items: center;
  flex: 0 1 auto;
}
.channel-nav a {
  position: relative;
  color: rgba(243,230,220,.86);
  font-size: 14px;
  letter-spacing: .14em;
  padding: 10px 16px;
  white-space: nowrap;
  transition: color .2s ease;
}
.channel-nav a + a { border-left: 1px solid rgba(243,230,220,.35); }
.channel-nav a:hover { color: #E7A08A; }
.channel-nav a.is-active { color: #FFF8F4; }
.channel-nav a.is-active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 2px;
  height: 2px;
  border-radius: 999px;
  background: var(--grad);
}
.masthead-line { height: 3px; background: var(--grad); }
.block { padding: 72px 0; }
.block-alt { background: var(--bg-alt); }
.block-head { margin-bottom: 26px; max-width: 760px; }
.block-title { font-size: clamp(26px, 3vw, 36px); margin-bottom: 12px; }
.block-lead { color: var(--muted); font-size: 16px; }
.board {
  position: relative;
  overflow: hidden;
  background: var(--grad);
  border-radius: var(--radius-lg);
  padding: 36px 34px 32px;
  color: #FFF8F4;
  box-shadow: var(--shadow);
}
.board::after {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  right: -90px;
  top: -110px;
  border-radius: 50%;
  background: rgba(255,248,244,.14);
}
.board-inner { position: relative; z-index: 1; }
.board h1 {
  color: #FFF8F4;
  font-size: clamp(32px, 4.4vw, 54px);
  margin-bottom: 10px;
  word-break: keep-all;
}
.board .sub { color: rgba(255,248,244,.92); font-size: 18px; margin-bottom: 22px; }
.stat-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 26px; }
.stat {
  min-width: 132px;
  background: var(--blush);
  color: var(--rose);
  border-radius: 999px;
  padding: 10px 16px 9px;
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.stat b {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--deep);
}
.stat span { font-size: 13px; letter-spacing: .04em; margin-top: 3px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  letter-spacing: .04em;
  transition: transform .2s ease, filter .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn:active { transform: translateY(0); }
.btn-primary {
  background: var(--grad);
  color: #FFF8F4;
  box-shadow: var(--shadow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  color: #FFF8F4;
  box-shadow: var(--shadow-hover);
}
.btn-ghost {
  background: transparent;
  color: var(--deep);
  border-color: var(--deep);
}
.btn-ghost:hover { background: var(--deep); color: #FFF8F4; }
.board .btn-primary {
  background: #FFF8F4;
  color: var(--deep);
  filter: none;
}
.board .btn-primary:hover { background: #fff; color: #6E2E52; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px;
}
.card:hover { box-shadow: var(--shadow-hover); }
.zone-main { min-height: 100%; display: flex; flex-direction: column; }
.zone-kicker { color: var(--rose); font-size: 13px; letter-spacing: .12em; margin-bottom: 8px; }
.zone-card h3 { font-size: 28px; margin-bottom: 10px; }
.zone-card h3 a:hover { color: var(--rose); }
.zone-card p { color: var(--muted); margin-bottom: 16px; }
.stack-col { display: flex; flex-direction: column; gap: 18px; height: 100%; }
.stack-col .zone-card { flex: 1; border-radius: var(--radius); padding: 22px; }
.stack-col .zone-card h3 { font-size: 22px; }
.adult-strip {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 999px;
  background: var(--grad);
  color: #FFF8F4;
}
.adult-strip b { font-family: var(--serif); font-size: 16px; }
.adult-strip span { font-size: 13px; opacity: .92; }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.badge, .badge-soft, .badge-solid {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: .04em;
}
.badge, .badge-solid { background: var(--rose); color: #FFF8F4; }
.badge-soft { background: var(--blush); color: var(--rose); }
.compare-card h3 { font-size: 26px; margin: 8px 0 8px; }
.compare-card p { color: var(--muted); margin-bottom: 16px; }
.compare-late { margin-top: 0; }
.metric-list { display: flex; flex-direction: column; gap: 10px; }
.metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  background: #F8EFEA;
  border-radius: 999px;
  padding: 8px 8px 8px 16px;
}
.metric em { font-style: normal; color: var(--muted); font-size: 14px; }
.timeline { position: relative; }
.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 22px;
  height: 1px;
  background: rgba(60,36,48,.2);
}
.node {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 18px 18px;
}
.node i {
  display: inline-flex;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--rose);
  color: #FFF8F4;
  font-family: var(--serif);
  font-style: normal;
  font-weight: 700;
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}
.node h3 { font-size: 20px; margin-bottom: 8px; }
.node p { color: var(--muted); font-size: 14px; }
.scene { height: 100%; display: flex; flex-direction: column; border-radius: var(--radius-lg); }
.scene .cover { margin: -8px -8px 16px; }
.scene h3 { font-size: 24px; margin-bottom: 8px; }
.scene p { color: var(--muted); }
.scene-a { min-height: 100%; }
.scene-b { margin-top: 28px; }
.scene-c { margin-top: 56px; }
.cover {
  display: block;
  width: 100%;
  border-radius: 16px;
  background: var(--grad);
  position: relative;
  overflow: hidden;
}
.cover::after {
  content: "";
  position: absolute;
  inset: auto 12% 12% auto;
  width: 34%;
  height: 18%;
  border-radius: 999px;
  background: rgba(255,248,244,.28);
}
.cover-wide { aspect-ratio: 16/10; }
.cover-tall { aspect-ratio: 3/4; }
.cover-story { aspect-ratio: 9/16; max-height: 460px; }
.tone-a { background: linear-gradient(160deg, #6E2E52, #C45C62 70%, #E7A08A); }
.tone-b { background: linear-gradient(200deg, #3C2430, #8A3E55 60%, #E7A08A); }
.tone-c { background: linear-gradient(135deg, #8A3E55, #C45C62 45%, #F4D7C8); }
.tone-d { background: linear-gradient(180deg, #6E2E52, #3C2430 80%); }
.tone-e { background: linear-gradient(145deg, #C45C62, #E7A08A 40%, #6E2E52); }
.tone-f { background: linear-gradient(120deg, #3C2430 10%, #C45C62 80%); }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 18px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 14px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.news-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.news-item h3 { font-size: 22px; margin-bottom: 6px; }
.news-item h3 a:hover { color: var(--rose); }
.news-item p { color: var(--muted); font-size: 15px; }
.more-row { margin-top: 18px; }
.wall { align-items: start; }
.wall-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 12px 12px 18px;
  height: 100%;
  transition: transform .2s ease, box-shadow .2s ease;
}
.wall-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); color: inherit; }
.wall-card h3 { font-size: 22px; }
.wall-shift { margin-top: 34px; }
.topic-row {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 10px;
}
.topic-card {
  flex: 0 0 270px;
  scroll-snap-align: start;
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 14px;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.topic-card:hover { box-shadow: var(--shadow-hover); color: inherit; }
.topic-card h3 { font-size: 22px; }
.topic-card p { color: var(--muted); font-size: 14px; }
.entry {
  display: grid;
  grid-template-columns: 148px 1fr;
  gap: 16px;
  align-items: center;
  min-height: 220px;
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 16px;
  height: 100%;
  transition: transform .2s ease, box-shadow .2s ease;
}
.entry:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); color: inherit; }
.entry h3 { font-size: 28px; margin-bottom: 8px; }
.entry p { color: var(--muted); }
.entry-side { margin-top: 36px; }
.guard-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.guard-pill {
  background: var(--rose);
  color: #FFF8F4;
  border-radius: 999px;
  min-width: 140px;
  text-align: center;
  padding: 14px 18px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 18px;
}
.guard-note {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 18px 20px;
  color: var(--muted);
}
.qa-list { display: flex; flex-direction: column; gap: 12px; }
.qa-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 18px;
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
.qa-item h3 { font-size: 18px; }
.qa-item p { color: var(--muted); }
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 0 18px;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 18px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-ico {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--blush);
  color: var(--rose);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  transition: transform .2s ease;
}
.faq-item[open] .faq-ico { transform: rotate(45deg); }
.faq-item p { color: var(--muted); padding: 0 0 16px; }
.wish-card { border-radius: var(--radius-lg); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field span { font-size: 14px; color: var(--deep); }
input[type="text"], textarea {
  width: 100%;
  border: 1px solid rgba(60,36,48,.16);
  background: #FFF8F4;
  color: var(--ink);
  border-radius: 14px;
  padding: 12px 14px;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
textarea { min-height: 110px; resize: vertical; }
input[type="text"]:focus, textarea:focus {
  border-color: var(--rose);
  box-shadow: 0 0 0 3px rgba(138,62,85,.15);
}
.radios { display: flex; flex-wrap: wrap; gap: 8px; }
.radios label {
  border: 1px solid rgba(60,36,48,.18);
  border-radius: 999px;
  padding: 8px 14px;
  background: #FFF8F4;
  cursor: pointer;
}
.radios input { margin-right: 6px; accent-color: var(--rose); }
.radios label:has(input:checked) {
  background: var(--deep);
  color: #FFF8F4;
  border-color: var(--deep);
}
.form-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 8px; }
.ok-line { color: var(--rose); font-weight: 700; }
.ok-line[hidden] { display: none; }
.extend-list { display: flex; flex-direction: column; }
.extend-item {
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid rgba(60,36,48,.1);
}
.extend-item:hover h3 { color: var(--rose); }
.extend-item h3 { font-size: 20px; }
.extend-item p { color: var(--muted); font-size: 14px; }
.recall {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: var(--deep);
  color: #FFF8F4;
  border-radius: var(--radius-lg);
  padding: 18px;
}
.recall .badge-soft { background: rgba(244,215,200,.16); color: #F4D7C8; }
.site-footer {
  background: var(--deep);
  color: rgba(243,230,220,.88);
  padding: 42px 0 32px;
}
.site-footer .logo { font-size: 26px; display: inline-block; margin-bottom: 8px; }
.foot-copy { color: rgba(243,230,220,.72); font-size: 14px; max-width: 360px; }
.foot-title {
  font-family: var(--serif);
  color: #FFF8F4;
  font-size: 16px;
  margin-bottom: 10px;
}
.foot-links { display: flex; flex-direction: column; gap: 6px; }
.foot-links a:hover { color: #E7A08A; }
.foot-note { font-size: 14px; color: rgba(243,230,220,.76); }
@media (min-width: 1024px) {
  .compare-late { margin-top: 48px; }
}
@media (max-width: 1024px) {
  .masthead-inner { flex-direction: column; align-items: stretch; gap: 8px; }
  .logo { font-size: 26px; }
  .channel-nav { overflow-x: auto; padding-bottom: 6px; }
  .scene-b, .scene-c, .wall-shift, .entry-side { margin-top: 0; }
  .block { padding: 56px 0; }
}
@media (max-width: 768px) {
  .wrap, .masthead-inner { width: min(1120px, calc(100% - 28px)); }
  .logo { font-size: 22px; }
  .block { padding: 40px 0; }
  .card, .board { padding: 18px; }
  .news-item, .qa-item, .entry, .extend-item { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .board h1 { font-size: 30px; }
  .entry h3, .zone-card h3 { font-size: 22px; }
  .timeline::before { left: 21px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; }
  .node { margin-left: 0; }
}
@media (max-width: 520px) {
  .logo { font-size: 16px; }
  .channel-nav a { letter-spacing: .06em; padding: 8px 12px; font-size: 13px; }
  .stat { min-width: calc(50% - 8px); border-radius: 18px; }
  .adult-strip { flex-direction: column; align-items: flex-start; border-radius: 18px; }
  .guard-pill { min-width: calc(50% - 8px); }
  .topic-card { flex-basis: 82%; }
  .scene-b, .scene-c { margin-top: 0; }
  .block-title { font-size: 26px; }
}

/* roulang page: category2 */
:root {
 --bg: #F3E6DC;
 --bg-alt: #EAD9CF;
 --ink: #2A1B22;
 --muted: #6E5860;
 --deep: #3C2430;
 --card: #FFF8F4;
 --line: rgba(60,36,48,.08);
 --rose: #8A3E55;
 --blush: #F4D7C8;
 --shadow: 0 10px 28px rgba(60,36,48,.08);
 --shadow-hover: 0 16px 32px rgba(60,36,48,.14);
 --radius-lg: 28px;
 --radius: 18px;
 --serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
 --sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
 --grad: linear-gradient(135deg, #6E2E52 0%, #C45C62 52%, #E7A08A 100%);
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 background: var(--bg);
 color: var(--ink);
 font-family: var(--sans);
 font-size: 16px;
 font-weight: 400;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font-family: inherit; font-size: inherit; }
button { cursor: pointer; }
p { margin: 0 0 10px; }
h1, h2, h3 {
 font-family: var(--serif);
 font-weight: 700;
 line-height: 1.25;
 color: var(--ink);
 margin: 0 0 10px;
}
.wrap {
 width: min(1120px, calc(100% - 40px));
 margin: 0 auto;
}
.masthead { background: var(--deep); }
.masthead-inner {
 width: min(1120px, calc(100% - 40px));
 margin: 0 auto;
 padding: 22px 0 16px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 28px;
}
.masthead-line { height: 2px; background: var(--grad); }
.logo {
 font-family: var(--serif);
 font-weight: 700;
 font-size: 34px;
 line-height: 1.2;
 color: #FFF8F4;
 white-space: nowrap;
 letter-spacing: 0;
}
.logo:hover { color: #E7A08A; }
.channel-nav {
 display: flex;
 align-items: center;
 flex: 0 1 auto;
}
.channel-nav a {
 position: relative;
 color: rgba(243,230,220,.86);
 font-size: 14px;
 letter-spacing: .14em;
 padding: 10px 16px;
 white-space: nowrap;
 transition: color .2s ease;
}
.channel-nav a + a { border-left: 1px solid rgba(243,230,220,.35); }
.channel-nav a:hover { color: #E7A08A; }
.channel-nav a:focus-visible,
.btn:focus-visible,
.faq-item summary:focus-visible,
.tail-link:focus-visible,
.wall-card a:focus-visible {
 outline: 2px solid #E7A08A;
 outline-offset: 3px;
}
.channel-nav a.is-active { color: #FFF8F4; }
.channel-nav a.is-active::after {
 content: "";
 position: absolute;
 left: 16px;
 right: 16px;
 bottom: 2px;
 height: 2px;
 border-radius: 999px;
 background: var(--grad);
}
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-deep { background: var(--deep); color: #FFF8F4; }
.section-deep h2,
.section-deep h3 { color: #FFF8F4; }
.block-title { font-size: clamp(26px, 3vw, 36px); margin-bottom: 12px; }
.block-lead { color: var(--muted); font-size: 16px; margin: 0; }
.issue-card {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
 padding: 36px 40px 30px;
 max-width: 760px;
}
.issue-card h1 { font-size: clamp(36px, 5vw, 58px); margin-bottom: 0; }
.issue-line {
 width: 128px;
 height: 2px;
 margin: 16px 0 14px;
 background: var(--grad);
 border-radius: 999px;
}
.issue-card .block-lead { max-width: 28em; }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 0; }
.badge, .badge-soft, .badge-solid {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 border-radius: 999px;
 padding: 4px 10px;
 font-size: 12px;
 line-height: 1.4;
 letter-spacing: .04em;
 white-space: nowrap;
}
.badge, .badge-solid { background: var(--rose); color: #FFF8F4; }
.badge-soft { background: var(--blush); color: var(--rose); }
.card {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
 padding: 28px;
 transition: box-shadow .2s ease, transform .2s ease;
}
.card:hover { box-shadow: var(--shadow-hover); }
.wall-card {
 display: flex;
 flex-direction: column;
 gap: 12px;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
 padding: 12px 12px 18px;
 height: 100%;
 transition: transform .2s ease, box-shadow .2s ease;
}
.wall-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.wall-card h3 { font-size: 22px; margin: 0; }
.wall-card h3 a:hover { color: var(--rose); }
.wall-card p { color: var(--muted); font-size: 15px; margin: 0; }
.cover {
 display: block;
 width: 100%;
 aspect-ratio: 3 / 4;
 border-radius: 18px;
 position: relative;
 overflow: hidden;
}
.cover::after {
 content: "";
 position: absolute;
 left: 14px;
 right: 14px;
 bottom: 14px;
 height: 36%;
 border-radius: 14px;
 background: rgba(255,248,244,.16);
}
.cover-a { background: linear-gradient(160deg, #6E2E52, #C45C62 68%, #E7A08A); }
.cover-b { background: linear-gradient(200deg, #3C2430 10%, #8A3E55 70%, #E7A08A); }
.cover-c { background: linear-gradient(145deg, #C45C62, #6E2E52 80%); }
.cover-d { background: linear-gradient(180deg, #E7A08A, #8A3E55 55%, #3C2430); }
.shift { margin-top: 36px; }
.more-row { margin-top: 22px; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 46px;
 padding: 0 22px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 700;
 letter-spacing: .04em;
 transition: transform .2s ease, filter .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn:active { transform: translateY(0); }
.btn-primary {
 background: var(--grad);
 color: #FFF8F4;
 box-shadow: var(--shadow);
}
.btn-primary:hover {
 transform: translateY(-2px);
 filter: brightness(1.08);
 color: #FFF8F4;
 box-shadow: var(--shadow-hover);
}
.btn-ghost {
 background: transparent;
 color: var(--deep);
 border-color: var(--deep);
}
.btn-ghost:hover { background: var(--deep); color: #FFF8F4; }
.mark-copy {
 font-size: 18px;
 line-height: 1.75;
 margin: 8px 0 0;
 max-width: 40em;
 color: rgba(255,248,244,.88);
}
.scene-card { height: 100%; display: flex; flex-direction: column; justify-content: space-between; }
.scene-card p { color: var(--muted); margin: 0; }
.scene-tall { min-height: 420px; background: linear-gradient(180deg, #FFF8F4 0%, #F4D7C8 100%); }
.scene-mid { min-height: 320px; }
.scene-short { min-height: 240px; background: #FFF8F4; }
.span-row {
 display: flex;
 flex-wrap: wrap;
 gap: 14px;
 margin-top: 18px;
}
.span-pill {
 min-width: 180px;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: 999px;
 box-shadow: var(--shadow);
 padding: 16px 22px;
 display: flex;
 flex-direction: column;
 gap: 2px;
}
.span-pill strong {
 font-family: var(--serif);
 font-size: 28px;
 line-height: 1.2;
 color: var(--rose);
}
.span-pill span { color: var(--muted); font-size: 13px; letter-spacing: .06em; }
.diff-card h3 { font-size: 26px; }
.diff-card p { color: var(--muted); }
.text-link {
 color: var(--rose);
 font-weight: 700;
 border-bottom: 1px solid transparent;
}
.text-link:hover { border-bottom-color: var(--rose); }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 0 22px;
}
.faq-item summary {
 list-style: none;
 cursor: pointer;
 font-family: var(--serif);
 font-weight: 700;
 font-size: 20px;
 line-height: 1.4;
 padding: 18px 28px 18px 0;
 position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
 content: "";
 position: absolute;
 right: 0;
 top: 24px;
 width: 10px;
 height: 10px;
 border-right: 2px solid var(--rose);
 border-bottom: 2px solid var(--rose);
 transform: rotate(45deg);
 transition: transform .2s ease;
}
.faq-item[open] summary::after { transform: rotate(225deg); top: 28px; }
.faq-item p { color: var(--muted); padding-bottom: 16px; }
.tail-link {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 16px;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 18px 20px;
 margin-bottom: 12px;
 transition: transform .2s ease, box-shadow .2s ease;
}
.tail-link:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); color: inherit; }
.tail-link h3 { font-size: 22px; margin: 0 0 4px; }
.tail-link p { color: var(--muted); margin: 0; font-size: 14px; }
.site-footer {
 background: var(--deep);
 color: rgba(243,230,220,.88);
 padding: 48px 0 42px;
}
.site-footer .logo { font-size: 28px; }
.foot-copy, .foot-note { color: rgba(243,230,220,.72); margin: 12px 0 0; font-size: 14px; }
.foot-title {
 font-family: var(--serif);
 color: #FFF8F4;
 letter-spacing: .12em;
 margin-bottom: 10px;
}
.foot-links { display: flex; flex-direction: column; gap: 8px; }
.foot-links a:hover { color: #E7A08A; }
@media (max-width: 1024px) {
 .logo { font-size: 26px; }
 .shift { margin-top: 18px; }
 .scene-tall { min-height: 300px; }
 .scene-mid { min-height: 260px; }
}
@media (max-width: 768px) {
 .section { padding: 40px 0; }
 .masthead-inner { flex-direction: column; align-items: flex-start; gap: 10px; padding: 16px 0 12px; }
 .channel-nav { width: 100%; overflow-x: auto; }
 .logo { font-size: 18px; }
 .issue-card { padding: 22px 18px; }
 .card, .faq-item { padding-left: 18px; padding-right: 18px; }
 .card { padding: 18px; }
 .shift { margin-top: 0; }
 .scene-tall, .scene-mid, .scene-short { min-height: 0; }
 .tail-link { align-items: flex-start; flex-direction: column; }
 .site-footer .logo { font-size: 20px; white-space: nowrap; }
}
@media (max-width: 520px) {
 .wrap, .masthead-inner { width: min(1120px, calc(100% - 28px)); }
 .logo { font-size: 15px; }
 .channel-nav a { letter-spacing: .08em; padding: 8px 12px; font-size: 13px; }
 .wall-card h3, .tail-link h3 { font-size: 18px; }
 .span-pill { min-width: 100%; }
}

/* roulang page: category1 */
:root {
 --bg: #F3E6DC;
 --bg-alt: #EAD9CF;
 --ink: #2A1B22;
 --muted: #6E5860;
 --deep: #3C2430;
 --card: #FFF8F4;
 --line: rgba(60,36,48,.08);
 --rose: #8A3E55;
 --blush: #F4D7C8;
 --shadow: 0 10px 28px rgba(60,36,48,.08);
 --shadow-hover: 0 16px 32px rgba(60,36,48,.14);
 --radius-lg: 28px;
 --radius: 18px;
 --serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
 --sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
 --grad: linear-gradient(135deg, #6E2E52 0%, #C45C62 52%, #E7A08A 100%);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: var(--bg);
 color: var(--ink);
 font-family: var(--sans);
 font-size: 16px;
 font-weight: 400;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
 overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font-family: inherit; font-size: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4, p { margin: 0; }
h1, h2, h3, h4 {
 font-family: var(--serif);
 font-weight: 700;
 line-height: 1.25;
 color: var(--ink);
}
.wrap {
 width: min(1120px, calc(100% - 40px));
 margin: 0 auto;
}
.masthead { background: var(--deep); }
.masthead-inner {
 width: min(1120px, calc(100% - 40px));
 margin: 0 auto;
 min-height: 88px;
 padding: 18px 0 14px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 28px;
}
.masthead-line { height: 2px; background: var(--grad); }
.logo {
 font-family: var(--serif);
 font-weight: 700;
 font-size: clamp(16px, 2.4vw, 34px);
 line-height: 1.2;
 color: #FFF8F4;
 white-space: nowrap;
 letter-spacing: 0;
}
.logo:hover { color: #E7A08A; }
.channel-nav {
 display: flex;
 align-items: center;
 flex: 0 1 auto;
 max-width: 100%;
}
.channel-nav a {
 position: relative;
 color: rgba(243,230,220,.86);
 font-size: 14px;
 letter-spacing: .14em;
 padding: 10px 16px;
 white-space: nowrap;
 transition: color .2s ease;
}
.channel-nav a + a { border-left: 1px solid rgba(243,230,220,.35); }
.channel-nav a:hover { color: #E7A08A; }
.channel-nav a.is-active { color: #FFF8F4; }
.channel-nav a.is-active::after {
 content: "";
 position: absolute;
 left: 16px;
 right: 16px;
 bottom: 2px;
 height: 2px;
 border-radius: 999px;
 background: var(--grad);
}
.block { padding: 72px 0; }
.block-alt { background: var(--bg-alt); }
.block-title { font-size: clamp(26px, 3vw, 36px); margin-bottom: 12px; }
.block-lead { color: var(--muted); font-size: 16px; }
.cat-head { padding: 36px 32px; }
.cat-head h1 { font-size: clamp(32px, 4vw, 52px); margin-bottom: 12px; }
.head-badges {
 display: flex;
 flex-direction: column;
 align-items: flex-end;
 gap: 12px;
}
.badge, .badge-soft, .badge-solid, .badge-lg {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 border-radius: 999px;
 padding: 4px 10px;
 font-size: 12px;
 line-height: 1.4;
 letter-spacing: .04em;
 white-space: nowrap;
}
.badge, .badge-solid { background: var(--rose); color: #FFF8F4; }
.badge-soft { background: var(--blush); color: var(--rose); }
.badge-lg { padding: 8px 16px; font-size: 15px; font-family: var(--serif); font-weight: 700; }
.section-head { margin-bottom: 22px; max-width: 720px; }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-item {
 display: grid;
 grid-template-columns: 220px 1fr;
 gap: 18px;
 align-items: center;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
 padding: 14px;
 transition: transform .2s ease, box-shadow .2s ease;
}
.news-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.news-item h3 { font-size: 22px; margin-bottom: 6px; }
.news-item h3 a:hover { color: var(--rose); }
.news-item p { color: var(--muted); font-size: 15px; }
.cover {
 position: relative;
 width: 100%;
 aspect-ratio: 16 / 10;
 border-radius: 16px;
 overflow: hidden;
}
.cover-mark {
 position: absolute;
 left: 14px;
 bottom: 10px;
 font-family: var(--serif);
 font-weight: 700;
 font-size: 28px;
 line-height: 1;
 color: rgba(255,248,244,.92);
}
.dur {
 position: absolute;
 right: 10px;
 top: 10px;
}
.tone-a { background: linear-gradient(160deg, #6E2E52, #C45C62 68%, #E7A08A); }
.tone-b { background: linear-gradient(200deg, #3C2430 10%, #8A3E55 78%); }
.tone-c { background: linear-gradient(145deg, #C45C62, #E7A08A 60%, #F4D7C8); }
.tone-d { background: linear-gradient(180deg, #5A2844, #A24B58 55%, #E7A08A); }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.more-row { margin-top: 18px; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 46px;
 padding: 0 22px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 700;
 letter-spacing: .04em;
 transition: transform .2s ease, filter .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn:active { transform: translateY(0); }
.btn-primary {
 background: var(--grad);
 color: #FFF8F4;
 box-shadow: var(--shadow);
}
.btn-primary:hover {
 transform: translateY(-2px);
 filter: brightness(1.08);
 color: #FFF8F4;
 box-shadow: var(--shadow-hover);
}
.btn-ghost {
 background: transparent;
 color: var(--deep);
 border-color: var(--deep);
}
.btn-ghost:hover { background: var(--deep); color: #FFF8F4; }
.card {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
 padding: 28px;
}
.card:hover { box-shadow: var(--shadow-hover); }
.filter-panel { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; }
.filter-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.filter-btn {
 min-height: 42px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid var(--deep);
 background: transparent;
 color: var(--deep);
 letter-spacing: .12em;
 transition: background .2s ease, color .2s ease, transform .2s ease;
}
.filter-btn:hover { transform: translateY(-2px); }
.filter-btn.is-on, .filter-btn[aria-pressed="true"] {
 background: var(--rose);
 border-color: var(--rose);
 color: #FFF8F4;
}
.filter-state { color: var(--rose); font-family: var(--serif); font-weight: 700; }
.rhythm-card h3, .scene-card h3, .compare-card h3 { font-size: 26px; margin: 8px 0 10px; }
.rhythm-card p, .scene-card p, .compare-card p { color: var(--muted); }
.scene-card { min-height: 100%; position: relative; overflow: hidden; }
.scene-card::before {
 content: "";
 position: absolute;
 left: 0;
 top: 0;
 bottom: 0;
 width: 7px;
 background: var(--grad);
}
.scene-wide { min-height: 280px; }
.shift-down { margin-top: 0; }
.metric-list { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.metric-line {
 display: flex;
 justify-content: space-between;
 gap: 12px;
 padding-top: 10px;
 border-top: 1px solid var(--line);
 font-size: 15px;
}
.metric-line b { font-family: var(--serif); font-size: 20px; }
.note-line { margin-top: 16px; color: var(--muted); }
.qa-list { display: flex; flex-direction: column; gap: 12px; }
.qa-item {
 display: grid;
 grid-template-columns: minmax(200px, 320px) 1fr;
 gap: 18px;
 align-items: center;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 22px 28px;
}
.qa-item h3 { font-size: 20px; }
.qa-item p { color: var(--muted); }
.extend-list { display: flex; flex-direction: column; gap: 14px; }
.extend-item {
 display: grid;
 grid-template-columns: 148px 1fr;
 gap: 16px;
 align-items: center;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
 padding: 12px;
 transition: transform .2s ease, box-shadow .2s ease;
}
.extend-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); color: inherit; }
.extend-item h3 { font-size: 20px; margin-bottom: 4px; }
.extend-item p { color: var(--muted); font-size: 14px; }
.mini-cover { aspect-ratio: 16 / 10; border-radius: 14px; }
.site-footer { background: var(--deep); color: #FFF8F4; padding: 48px 0 36px; }
.foot-copy, .foot-note { color: rgba(243,230,220,.78); margin-top: 10px; }
.foot-title { letter-spacing: .14em; font-size: 13px; color: #E7A08A; margin-bottom: 12px; font-family: var(--sans); font-weight: 700; }
.foot-links { display: flex; flex-direction: column; gap: 8px; }
.foot-links a { color: rgba(243,230,220,.88); transition: color .2s ease; }
.foot-links a:hover { color: #E7A08A; }
.btn:focus-visible, .channel-nav a:focus-visible, .filter-btn:focus-visible, .foot-links a:focus-visible, .logo:focus-visible {
 outline: 2px solid #C45C62;
 outline-offset: 3px;
}
[hidden] { display: none !important; }
@media (min-width: 1024px) {
 .shift-down { margin-top: 56px; }
}
@media (max-width: 1024px) {
 .masthead-inner { flex-direction: column; align-items: flex-start; gap: 6px; min-height: 0; }
 .channel-nav { width: 100%; overflow-x: auto; }
 .block { padding: 56px 0; }
}
@media (max-width: 768px) {
 .block { padding: 40px 0; }
 .card, .qa-item { padding: 18px; }
 .cat-head { padding: 22px 18px; }
 .news-item, .extend-item, .qa-item { grid-template-columns: 1fr; }
 .head-badges { align-items: flex-start; margin-top: 16px; }
 .scene-wide { min-height: 0; }
 .wrap { width: min(1120px, calc(100% - 28px)); }
}
@media (max-width: 520px) {
 .logo { font-size: 16px; }
 .channel-nav a { padding: 8px 12px; letter-spacing: .08em; }
 .news-item h3, .extend-item h3 { font-size: 18px; }
 .block-title { font-size: 26px; }
 .filter-panel { align-items: flex-start; }
}