/* roulang page: index */
:root {
  --brand: #2B6CB0;
  --brand-deep: #245E99;
  --brand-press: #1E527F;
  --ink: #334E7A;
  --tide: #14919B;
  --mist: #F5F8FC;
  --paper: #FFFFFF;
  --text: #1A2332;
  --mute: #5C6B80;
  --line: #E4EAF2;
  --soft: #EAF2FB;
  --tide-soft: #E7F6F7;
  --ph: #E7F0FA;
  --radius-card: 16px;
  --radius-btn: 10px;
  --shadow: 0 10px 30px rgba(43,108,176,0.08);
  --shadow-hover: 0 16px 36px rgba(43,108,176,0.12);
  --header-h: 72px;
  --space-desk: 88px;
  --space-mobile: 56px;
  --wrap: 72rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--mist);
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; border: 0; }
button, input { font-family: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.25; font-weight: 700; color: var(--text); }
button { cursor: pointer; }
::selection { background: #D6E6F7; color: var(--text); }
.wrap {
  width: min(100% - 32px, var(--wrap));
  margin-inline: auto;
}
.adult-note {
  background: #EAF2FB;
  color: var(--mute);
  font-size: 12px;
  line-height: 1.6;
  text-align: center;
  padding: 8px 16px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  background: #fff;
  border-bottom: 1px solid var(--line);
  transition: box-shadow .2s ease;
}
.site-header.is-stuck { box-shadow: 0 8px 24px rgba(43,108,176,0.08); }
.nav-bar {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  flex: 0 1 auto;
}
.logo-name {
  font-size: 16px;
  font-weight: 760;
  letter-spacing: 0.01em;
  color: var(--ink);
  white-space: nowrap;
}
.logo-time {
  font-size: 12px;
  line-height: 1;
  color: var(--ink);
  background: var(--soft);
  border-radius: 999px;
  padding: 4px 8px;
  white-space: nowrap;
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link {
  min-height: 44px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  color: var(--mute);
  font-size: 15px;
  border-radius: 999px;
  transition: color .2s ease, background .2s ease;
}
.nav-link:hover { color: var(--brand); background: var(--soft); }
.nav-link.is-active { color: var(--brand); font-weight: 700; background: var(--soft); }
.nav-link:focus-visible, .btn:focus-visible, .menu-btn:focus-visible, .faq-item summary:focus-visible, .text-link:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}
.nav-cta { display: flex; align-items: center; gap: 10px; }
.menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.menu-btn span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}
.mobile-drawer {
  display: none;
  position: absolute;
  left: 0;
  right: 0;
  top: var(--header-h);
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 8px 16px 16px;
}
.mobile-drawer.is-open { display: block; }
.mobile-drawer a.nav-link { width: 100%; border-radius: 12px; }
.drawer-cta { display: flex; gap: 10px; margin-top: 8px; }
.drawer-cta .btn { flex: 1; min-height: 44px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-deep); transform: translateY(-1px); }
.btn-primary:active { background: var(--brand-press); transform: translateY(0); }
.btn-line { background: #fff; color: var(--brand); border-color: var(--brand); }
.btn-line:hover { background: var(--soft); }
.btn-line:active { background: #D9E7F7; }
.btn:disabled, .btn.is-disabled { opacity: .45; pointer-events: none; }
.band { padding: var(--space-desk) 0; }
.band-mist { background: var(--mist); }
.band-white { background: var(--paper); }
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--tide);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}
.kicker i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tide);
  display: inline-block;
}
.band h2 { font-size: 30px; margin-bottom: 14px; }
.lead { color: var(--mute); max-width: 760px; margin-bottom: 28px; }
h1 { font-size: 46px; }
.hero-copy .sub {
  margin-top: 14px;
  font-size: 18px;
  color: var(--ink);
  font-weight: 650;
}
.hero-copy .intro { margin-top: 16px; color: var(--mute); max-width: 640px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.info-board {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 22px;
}
.info-board h2 { font-size: 20px; margin: 0 0 6px; }
.info-board .board-note { color: var(--mute); font-size: 14px; margin-bottom: 16px; }
.meta-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.meta-row strong { display: block; font-size: 15px; }
.meta-row span { display: block; color: var(--mute); font-size: 14px; }
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tide);
  margin-top: 8px;
  flex: none;
}
.dot-ink { background: var(--ink); }
.streak { display: flex; flex-direction: column; gap: 16px; }
.streak-bar {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  transition: box-shadow .2s ease;
}
.streak-bar:hover { box-shadow: var(--shadow-hover); }
.streak-bar h3 { font-size: 20px; margin-bottom: 6px; }
.streak-bar p { color: var(--mute); font-size: 15px; }
.pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.pill-tide { color: var(--tide); background: var(--tide-soft); }
.pill-ink { color: var(--ink); background: #EEF2F8; }
.scene-list { display: flex; flex-direction: column; gap: 14px; }
.scene-bar {
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 18px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  transition: box-shadow .2s ease;
}
.scene-bar:hover { box-shadow: var(--shadow-hover); }
.scene-time { color: var(--brand); font-weight: 760; font-size: 14px; }
.scene-bar h3 { font-size: 18px; margin-bottom: 4px; }
.scene-bar p { color: var(--mute); font-size: 14px; }
.text-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--brand);
  font-weight: 700;
  padding: 0 4px;
}
.text-link:hover { color: var(--brand-deep); }
.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 18px;
}
.stat-item { padding: 22px 20px; }
.stat-item + .stat-item { border-left: 1px solid var(--line); }
.stat-item b {
  display: block;
  font-size: 34px;
  line-height: 1.1;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}
.stat-item span { color: var(--mute); font-size: 14px; }
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.quote-card, .card, .entry-card, .pick-card, .topic-card, .faq-item, .assure-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  transition: box-shadow .2s ease;
}
.quote-card { padding: 20px; }
.quote-card:hover, .entry-card:hover, .pick-card:hover, .topic-card:hover { box-shadow: var(--shadow-hover); }
.quote-card p { font-size: 15px; }
.quote-card small { display: block; margin-top: 12px; color: var(--mute); }
.compare-table { width: 100%; border-collapse: separate; border-spacing: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow); }
.compare-table th, .compare-table td { text-align: left; padding: 16px 18px; vertical-align: top; border-bottom: 1px solid var(--line); }
.compare-table tr:last-child td { border-bottom: 0; }
.compare-table th { background: var(--mist); color: var(--ink); font-size: 14px; }
.compare-table td:first-child { color: var(--ink); font-weight: 700; width: 22%; }
.compare-table td:last-child { color: var(--brand); font-weight: 700; }
.stack-cards { display: flex; flex-direction: column; gap: 12px; }
.stack-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-card); box-shadow: var(--shadow); padding: 16px 18px; }
.stack-card h3 { font-size: 16px; margin-bottom: 8px; }
.stack-card p { font-size: 14px; color: var(--mute); }
.stack-card b { color: var(--text); font-weight: 700; }
.stack-card .ours { color: var(--brand); }
.news-list { display: flex; flex-direction: column; gap: 12px; }
.news-row {
  display: grid;
  grid-template-columns: 6px 1fr auto;
  gap: 16px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 16px 18px;
  min-height: 84px;
  transition: box-shadow .2s ease;
}
.news-row:hover { box-shadow: var(--shadow-hover); }
.news-accent { width: 6px; height: 48px; border-radius: 99px; background: var(--brand); }
.news-row h3 { font-size: 17px; margin-bottom: 4px; }
.news-row p { color: var(--mute); font-size: 14px; }
.news-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 8px; color: var(--mute); font-size: 13px; }
.news-date { color: var(--ink); font-size: 13px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item { padding: 0; overflow: hidden; }
.faq-item summary {
  min-height: 56px;
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 700;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--brand); font-size: 22px; font-weight: 500; }
.faq-item[open] summary::after { content: "–"; }
.faq-item .faq-a { padding: 0 20px 18px; color: var(--mute); }
.assure-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.assure-item { padding: 20px; }
.assure-item h3 { font-size: 18px; margin: 8px 0; }
.assure-item p { color: var(--mute); font-size: 14px; }
.entry-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 16px; }
.entry-card { padding: 28px; display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.entry-card h3 { font-size: 24px; }
.entry-card p { color: var(--mute); }
.pick-grid { display: grid; gap: 16px; }
.pick-card { overflow: hidden; display: flex; flex-direction: column; color: inherit; }
.ph { background: var(--ph); aspect-ratio: 16 / 9; }
.pick-main .ph { aspect-ratio: 16 / 11; }
.pick-body { padding: 16px 16px 18px; }
.pick-card h3 { font-size: 18px; margin: 8px 0; }
.pick-main h3 { font-size: 26px; }
.pick-card p { color: var(--mute); font-size: 14px; }
.topic-rail {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 6px;
}
.topic-card { min-width: 260px; max-width: 300px; scroll-snap-align: start; padding: 18px; }
.topic-card h3 { font-size: 18px; margin: 10px 0; }
.topic-card p { color: var(--mute); font-size: 14px; }
.step-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; position: relative; }
.step-row::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: 22px;
  height: 2px;
  background: #D5E3F4;
}
.step { position: relative; padding: 0 16px; }
.step b {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  margin-bottom: 14px;
}
.step h3 { font-size: 18px; margin-bottom: 6px; }
.step p { color: var(--mute); font-size: 14px; }
.timeline { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0; }
.timeline li {
  display: grid;
  grid-template-columns: 88px 16px 1fr;
  gap: 14px;
  align-items: stretch;
}
.time-point { color: var(--ink); font-weight: 760; font-variant-numeric: tabular-nums; padding-top: 12px; }
.rail { position: relative; }
.rail::before { content: ""; position: absolute; left: 6px; top: 0; bottom: 0; width: 2px; background: #D5E3F4; }
.rail i { position: absolute; left: 1px; top: 18px; width: 12px; height: 12px; border-radius: 50%; background: var(--tide); }
.time-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); padding: 14px 16px; margin: 8px 0; }
.time-card h3 { font-size: 16px; margin-bottom: 4px; }
.time-card p { color: var(--mute); font-size: 14px; }
.close-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.close-panel .btns { display: flex; gap: 12px; flex-wrap: wrap; }
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 36px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 24px; }
.foot-grid h2 { font-size: 16px; margin-bottom: 8px; }
.foot-links { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; }
.foot-links a { min-height: 36px; display: inline-flex; align-items: center; color: var(--mute); }
.foot-links a:hover { color: var(--brand); }
.foot-note { color: var(--mute); font-size: 14px; }
.domain-line { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--mute); font-size: 13px; }
.dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 35;
  background: rgba(255,255,255,.96);
  border-top: 1px solid var(--line);
  box-shadow: 0 -8px 24px rgba(43,108,176,0.08);
  transform: translateY(120%);
  visibility: hidden;
  transition: transform .25s ease, visibility .25s ease;
}
.dock.is-on { transform: translateY(0); visibility: visible; }
.dock-inner { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.dock p { font-weight: 700; color: var(--ink); }
main { padding-bottom: 28px; }
input, textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--mist);
  color: var(--text);
  padding: 10px 12px;
}
input:focus, textarea:focus { outline: 2px solid var(--brand); border-color: var(--brand); background: #fff; }
@media (min-width: 1024px) {
  .streak-2 { width: 92%; margin-left: auto; }
  .streak-3 { width: 84%; }
  .pick-grid { grid-template-columns: 1.35fr 1fr 1fr; grid-template-rows: auto auto; }
  .pick-main { grid-column: 1; grid-row: 1 / span 2; }
}
@media (max-width: 1024px) {
  h1 { font-size: 36px; }
  .band h2 { font-size: 28px; }
  .entry-grid, .quote-grid, .assure-grid, .foot-grid { grid-template-columns: 1fr 1fr; }
  .pick-main { grid-column: auto; }
  .logo-name { font-size: 15px; }
}
@media (max-width: 768px) {
  .band { padding: var(--space-mobile) 0; }
  h1 { font-size: 30px; }
  .band h2 { font-size: 26px; }
  .nav-links, .nav-cta { display: none; }
  .menu-btn { display: inline-flex; }
  .hero-actions .btn, .close-panel .btns .btn { width: 100%; }
  .stat-strip, .quote-grid, .assure-grid, .entry-grid, .step-row, .foot-grid { grid-template-columns: 1fr; }
  .stat-item + .stat-item { border-left: 0; border-top: 1px solid var(--line); }
  .step-row::before { display: none; }
  .scene-bar { grid-template-columns: 1fr; gap: 8px; }
  .news-row { grid-template-columns: 6px 1fr; }
  .news-date { display: none; }
  .close-panel { flex-direction: column; align-items: stretch; padding: 22px; }
  .timeline li { grid-template-columns: 72px 16px 1fr; }
  .streak-bar { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 520px) {
  .wrap { width: min(100% - 24px, var(--wrap)); }
  h1 { font-size: 28px; }
  .logo-name { font-size: 14px; }
  .dock p { font-size: 14px; }
  .pick-main h3 { font-size: 22px; }
  .drawer-cta { flex-direction: column; }
}

/* roulang page: category2 */
:root {
 --brand: #2B6CB0;
 --brand-deep: #245E99;
 --brand-press: #1E527F;
 --ink: #334E7A;
 --tide: #14919B;
 --mist: #F5F8FC;
 --paper: #FFFFFF;
 --text: #1A2332;
 --mute: #5C6B80;
 --line: #E4EAF2;
 --soft: #EAF2FB;
 --tide-soft: #E7F6F7;
 --ph: #E7F0FA;
 --radius-card: 16px;
 --radius-btn: 10px;
 --shadow: 0 10px 30px rgba(43,108,176,0.08);
 --shadow-hover: 0 16px 36px rgba(43,108,176,0.12);
 --header-h: 72px;
 --space-desk: 88px;
 --space-mobile: 56px;
 --wrap: 72rem;
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
 margin: 0;
 background: var(--mist);
 color: var(--text);
 font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
 padding-bottom: 84px;
}
img { max-width: 100%; display: block; border: 0; }
button, input { font-family: inherit; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }
p { margin: 0; }
h1, h2, h3 { margin: 0; line-height: 1.25; color: var(--text); font-weight: 760; }
h1 { font-size: 46px; }
h2 { font-size: 30px; color: var(--ink); }
h3 { font-size: 18px; line-height: 1.35; }
.wrap, .container {
 width: min(var(--wrap), calc(100% - 40px));
 margin-inline: auto;
}
.age-bar {
 background: #fff;
 color: var(--mute);
 font-size: 12px;
 line-height: 1.6;
 text-align: center;
 padding: 6px 16px;
 border-bottom: 1px solid var(--line);
}
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 height: var(--header-h);
 background: #fff;
 border-bottom: 1px solid var(--line);
 transition: box-shadow .2s ease;
}
.site-header.is-stuck { box-shadow: 0 8px 24px rgba(43,108,176,0.08); }
.nav-bar {
 height: var(--header-h);
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 20px;
}
.logo {
 display: flex;
 align-items: center;
 gap: 8px;
 min-height: 44px;
 flex: 0 1 auto;
}
.logo-name {
 font-size: 16px;
 font-weight: 760;
 letter-spacing: 0.01em;
 color: var(--ink);
 white-space: nowrap;
}
.logo-time {
 font-size: 12px;
 line-height: 1;
 color: var(--ink);
 background: var(--soft);
 border-radius: 999px;
 padding: 4px 8px;
 white-space: nowrap;
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link {
 min-height: 44px;
 padding: 0 14px;
 display: inline-flex;
 align-items: center;
 color: var(--mute);
 font-size: 15px;
 border-radius: 999px;
 transition: color .2s ease, background .2s ease;
}
.nav-link:hover { color: var(--brand); background: var(--soft); }
.nav-link.is-active { color: var(--brand); font-weight: 700; background: var(--soft); }
.nav-link:focus-visible, .btn:focus-visible, .menu-btn:focus-visible, .faq-item summary:focus-visible, .text-link:focus-visible, .tag-pill:focus-visible, .scene-card:focus-visible {
 outline: 2px solid var(--brand);
 outline-offset: 2px;
}
.nav-cta { display: flex; align-items: center; gap: 10px; }
.menu-btn {
 display: none;
 width: 44px;
 height: 44px;
 border: 1px solid var(--line);
 border-radius: 10px;
 background: #fff;
 align-items: center;
 justify-content: center;
 flex-direction: column;
 gap: 5px;
}
.menu-btn span {
 display: block;
 width: 18px;
 height: 2px;
 background: var(--ink);
 border-radius: 2px;
}
.mobile-drawer {
 display: none;
 position: absolute;
 left: 0;
 right: 0;
 top: var(--header-h);
 background: #fff;
 border-bottom: 1px solid var(--line);
 box-shadow: var(--shadow);
 padding: 8px 16px 16px;
}
.mobile-drawer.is-open { display: block; }
.mobile-drawer a.nav-link { width: 100%; border-radius: 12px; }
.drawer-cta { display: flex; gap: 10px; margin-top: 8px; }
.drawer-cta .btn { flex: 1; min-height: 44px; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 44px;
 padding: 0 18px;
 border-radius: var(--radius-btn);
 border: 1px solid transparent;
 font-size: 15px;
 font-weight: 700;
 line-height: 1.2;
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-deep); transform: translateY(-1px); }
.btn-primary:active { background: var(--brand-press); transform: translateY(0); }
.btn-line { background: #fff; color: var(--brand); border-color: var(--brand); }
.btn-line:hover { background: var(--soft); }
.btn-line:active { background: #D9E7F7; }
.btn:disabled, .btn.is-disabled { opacity: .45; pointer-events: none; }
.lead { color: var(--mute); max-width: 760px; margin-top: 14px; }
.band { padding: var(--space-desk) 0; }
.band-paper { background: var(--paper); }
.band-mist { background: var(--mist); }
.band-soft { background: var(--soft); }
.kicker {
 display: inline-flex;
 align-items: center;
 min-height: 28px;
 margin-bottom: 12px;
 color: var(--ink);
 font-size: 13px;
 font-weight: 700;
}
.head-grid {
 display: grid;
 grid-template-columns: minmax(0, 1.5fr) minmax(260px, .7fr);
 gap: 36px;
 align-items: end;
}
.head-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.check-list {
 list-style: none;
 margin: 0;
 padding: 8px 20px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
}
.check-list li {
 min-height: 52px;
 display: flex;
 align-items: center;
 gap: 10px;
 border-top: 1px solid var(--line);
 color: var(--text);
 font-weight: 700;
}
.check-list li:first-child { border-top: 0; }
.check-mark {
 width: 22px;
 height: 22px;
 border-radius: 999px;
 background: var(--soft);
 color: var(--brand);
 display: inline-flex;
 align-items: center;
 justify-content: center;
 font-size: 13px;
 flex: 0 0 auto;
}
.tag-bar { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-pill {
 min-height: 44px;
 padding: 0 16px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 font-size: 14px;
 font-weight: 700;
 transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.tag-pill:hover { border-color: var(--brand); color: var(--brand); }
.tag-pill.is-on { background: var(--ink); color: #fff; border-color: var(--ink); }
.tag-pill.is-on:hover { color: #fff; }
.sec-head {
 display: flex;
 align-items: flex-end;
 justify-content: space-between;
 gap: 20px;
 margin-bottom: 22px;
}
.sec-head p { color: var(--mute); max-width: 420px; }
.mosaic {
 display: grid;
 grid-template-columns: 1.35fr 1fr 1fr;
 gap: 16px;
 align-items: stretch;
}
.scene-card {
 display: flex;
 flex-direction: column;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
 overflow: hidden;
 min-height: 44px;
 transition: box-shadow .2s ease;
}
.scene-card:hover { box-shadow: var(--shadow-hover); }
.scene-card.is-lead { grid-column: 1; grid-row: span 2; }
.scene-card.is-lead .ph { min-height: 280px; aspect-ratio: auto; flex: 1; }
.ph {
 aspect-ratio: 16 / 9;
 background: var(--ph);
 position: relative;
}
.ph-tag {
 position: absolute;
 left: 14px;
 bottom: 12px;
 color: var(--ink);
 font-size: 13px;
 font-weight: 700;
}
.scene-body { padding: 16px 16px 18px; }
.scene-card.is-lead h3 { font-size: 26px; }
.scene-body p { margin-top: 8px; color: var(--mute); font-size: 14px; }
.scene-meta {
 display: flex;
 flex-wrap: wrap;
 align-items: center;
 gap: 8px;
 margin-top: 12px;
 color: var(--mute);
 font-size: 13px;
}
.pill {
 display: inline-flex;
 align-items: center;
 min-height: 28px;
 padding: 0 12px;
 border-radius: 999px;
 font-size: 12px;
 font-weight: 700;
 white-space: nowrap;
}
.pill-tide { color: var(--tide); background: var(--tide-soft); }
.pill-ink { color: var(--ink); background: #EEF2F8; }
.upd { display: inline-flex; align-items: center; gap: 6px; }
.dot {
 width: 8px;
 height: 8px;
 border-radius: 50%;
 background: var(--tide);
 display: inline-block;
}
.diff-two, .remind-grid {
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 16px;
}
.diff-card, .remind-card, .faq-item, .quote-card, .card, .entry-card, .pick-card, .topic-card, .assure-item {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
}
.diff-card, .remind-card { padding: 22px 22px 18px; }
.diff-card p, .remind-card p { color: var(--mute); margin-top: 8px; }
.line-list { list-style: none; margin: 16px 0 0; padding: 0; }
.line-list li {
 min-height: 44px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
 border-top: 1px solid var(--line);
 font-size: 14px;
}
.line-list span { color: var(--mute); }
.line-list b { font-weight: 700; color: var(--text); }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item { padding: 0 18px; }
.faq-item summary {
 min-height: 60px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
 cursor: pointer;
 font-weight: 700;
 list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--brand); font-size: 22px; line-height: 1; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { color: var(--mute); padding-bottom: 16px; }
.more-row {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
}
.more-row p { color: var(--mute); }
.more-box { margin-bottom: 18px; }
.close-row {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 24px;
}
.close-row p { margin-top: 10px; color: var(--ink); font-weight: 650; }
.close-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.site-footer {
 background: #fff;
 border-top: 1px solid var(--line);
 padding: 48px 0 28px;
}
.foot-grid {
 display: grid;
 grid-template-columns: 1.4fr .8fr 1.1fr;
 gap: 28px;
}
.site-footer h2 { font-size: 15px; margin-bottom: 8px; }
.foot-links { display: flex; flex-direction: column; }
.foot-links a {
 min-height: 44px;
 display: inline-flex;
 align-items: center;
 color: var(--mute);
}
.foot-links a:hover { color: var(--brand); }
.foot-note { color: var(--mute); font-size: 14px; }
.domain-line {
 margin: 28px 0 0;
 color: var(--mute);
 font-size: 13px;
 border-top: 1px solid var(--line);
 padding-top: 16px;
}
.dock {
 position: fixed;
 left: 0;
 right: 0;
 bottom: 0;
 z-index: 30;
 background: #fff;
 border-top: 1px solid var(--line);
 box-shadow: 0 -8px 24px rgba(43,108,176,0.08);
 transform: translateY(110%);
 transition: transform .2s ease;
}
.dock.is-on { transform: translateY(0); }
.dock-inner {
 min-height: 68px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
}
.dock p { margin: 0; font-weight: 700; color: var(--ink); }
.text-link {
 min-height: 44px;
 display: inline-flex;
 align-items: center;
 color: var(--brand);
 font-weight: 700;
}
.text-link:hover { color: var(--brand-deep); }
@media (max-width: 1024px) {
 h1 { font-size: 38px; }
 h2 { font-size: 28px; }
 .mosaic { grid-template-columns: 1fr 1fr; }
 .scene-card.is-lead { grid-column: 1 / -1; grid-row: auto; }
 .scene-card.is-lead .ph { min-height: 220px; aspect-ratio: 16 / 9; flex: none; }
 .head-grid { gap: 24px; }
}
@media (max-width: 768px) {
 .band { padding: var(--space-mobile) 0; }
 .nav-links, .nav-cta { display: none; }
 .menu-btn { display: flex; }
 .head-grid, .diff-two, .remind-grid, .foot-grid, .close-row, .more-row, .sec-head {
 grid-template-columns: 1fr;
 display: flex;
 flex-direction: column;
 align-items: stretch;
 }
 .close-actions, .head-actions { width: 100%; }
 .close-actions .btn, .head-actions .btn, .more-row .btn { flex: 1; }
 .stat-item + .stat-item { border-left: 0; }
 h1 { font-size: 32px; }
}
@media (max-width: 520px) {
 h1 { font-size: 28px; }
 h2 { font-size: 24px; }
 .wrap, .container { width: min(var(--wrap), calc(100% - 28px)); }
 .logo-name { font-size: 14px; }
 .mosaic { grid-template-columns: 1fr; }
 .scene-card.is-lead h3 { font-size: 22px; }
 .dock p { font-size: 14px; }
 .drawer-cta { flex-direction: column; }
}

/* roulang page: category1 */
:root {
 --brand: #2B6CB0;
 --brand-deep: #245E99;
 --brand-press: #1E527F;
 --ink: #334E7A;
 --tide: #14919B;
 --mist: #F5F8FC;
 --paper: #FFFFFF;
 --text: #1A2332;
 --mute: #5C6B80;
 --line: #E4EAF2;
 --soft: #EAF2FB;
 --tide-soft: #E7F6F7;
 --ph: #E7F0FA;
 --radius-card: 16px;
 --radius-btn: 10px;
 --shadow: 0 10px 30px rgba(43,108,176,0.08);
 --shadow-hover: 0 16px 36px rgba(43,108,176,0.12);
 --header-h: 72px;
 --space-desk: 88px;
 --space-mobile: 56px;
 --wrap: 72rem;
}
/* roulang page: category1 */
html { scroll-behavior: smooth; box-sizing: border-box; }
*, *::before, *::after { box-sizing: inherit; }
body {
 margin: 0;
 background: var(--mist);
 color: var(--text);
 font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
 padding-bottom: 84px;
}
img { max-width: 100%; display: block; border: 0; }
button, input { font-family: inherit; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }
h1, h2, h3, p { margin: 0; }
h1 { font-size: clamp(28px, 4vw, 46px); line-height: 1.25; font-weight: 700; color: var(--text); }
h2 { font-size: clamp(26px, 3vw, 32px); line-height: 1.25; font-weight: 700; color: var(--ink); }
h3 { font-size: 18px; line-height: 1.45; font-weight: 700; color: var(--text); }
[hidden] { display: none !important; }
.age-bar {
 background: var(--soft);
 color: var(--mute);
 font-size: 12px;
 line-height: 1.6;
 text-align: center;
 padding: 6px 16px;
}
.wrap {
 width: min(var(--wrap), calc(100% - 40px));
 margin: 0 auto;
}
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 height: var(--header-h);
 background: #fff;
 border-bottom: 1px solid var(--line);
 transition: box-shadow .2s ease;
}
.site-header.is-stuck { box-shadow: 0 8px 24px rgba(43,108,176,0.08); }
.nav-bar {
 height: var(--header-h);
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 20px;
}
.logo {
 display: flex;
 align-items: center;
 gap: 8px;
 min-height: 44px;
 flex: 0 1 auto;
}
.logo-name {
 font-size: 16px;
 font-weight: 700;
 letter-spacing: 0.01em;
 color: var(--ink);
 white-space: nowrap;
}
.logo-time {
 font-size: 12px;
 line-height: 1;
 color: var(--ink);
 background: var(--soft);
 border-radius: 999px;
 padding: 4px 8px;
 white-space: nowrap;
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link {
 min-height: 44px;
 padding: 0 14px;
 display: inline-flex;
 align-items: center;
 color: var(--mute);
 font-size: 15px;
 border-radius: 999px;
 transition: color .2s ease, background .2s ease;
}
.nav-link:hover { color: var(--brand); background: var(--soft); }
.nav-link.is-active { color: var(--brand); font-weight: 700; background: var(--soft); }
.nav-link:focus-visible, .btn:focus-visible, .menu-btn:focus-visible, .faq-item summary:focus-visible, .text-link:focus-visible, .chip:focus-visible, .entry a:focus-visible {
 outline: 2px solid var(--brand);
 outline-offset: 2px;
}
.nav-cta { display: flex; align-items: center; gap: 10px; }
.menu-btn {
 display: none;
 width: 44px;
 height: 44px;
 border: 1px solid var(--line);
 border-radius: 10px;
 background: #fff;
 align-items: center;
 justify-content: center;
 flex-direction: column;
 gap: 5px;
}
.menu-btn span {
 display: block;
 width: 18px;
 height: 2px;
 background: var(--ink);
 border-radius: 2px;
}
.mobile-drawer {
 display: none;
 position: absolute;
 left: 0;
 right: 0;
 top: var(--header-h);
 background: #fff;
 border-bottom: 1px solid var(--line);
 box-shadow: var(--shadow);
 padding: 8px 16px 16px;
}
.mobile-drawer.is-open { display: block; }
.mobile-drawer a.nav-link { width: 100%; border-radius: 12px; }
.drawer-cta { display: flex; gap: 10px; margin-top: 8px; }
.drawer-cta .btn { flex: 1; min-height: 44px; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 44px;
 padding: 0 18px;
 border-radius: var(--radius-btn);
 border: 1px solid transparent;
 font-size: 15px;
 font-weight: 700;
 line-height: 1.2;
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-deep); transform: translateY(-1px); }
.btn-primary:active { background: var(--brand-press); transform: translateY(0); }
.btn-line { background: #fff; color: var(--brand); border-color: var(--brand); }
.btn-line:hover { background: var(--soft); }
.btn-line:active { background: #D9E7F7; }
.btn:disabled, .btn.is-disabled { opacity: .45; pointer-events: none; }
.lead { color: var(--mute); max-width: 760px; }
.pill {
 display: inline-flex;
 align-items: center;
 min-height: 28px;
 padding: 0 12px;
 border-radius: 999px;
 font-size: 12px;
 font-weight: 700;
 white-space: nowrap;
}
.pill-tide { color: var(--tide); background: var(--tide-soft); }
.pill-ink { color: var(--ink); background: #EEF2F8; }
.text-link {
 min-height: 44px;
 display: inline-flex;
 align-items: center;
 color: var(--brand);
 font-weight: 700;
 padding: 0 4px;
}
.text-link:hover { color: var(--brand-deep); }
.card, .entry, .faq-item, .head-board, .judge li, .more-panel, .close-panel {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
}
.band { padding: var(--space-desk) 0; background: var(--mist); }
.band-paper { background: var(--paper); }
.band-head { padding-top: 72px; }
.kicker {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 color: var(--tide);
 font-size: 13px;
 font-weight: 700;
 margin-bottom: 12px;
}
.kicker i {
 width: 8px;
 height: 8px;
 border-radius: 999px;
 background: var(--tide);
 display: inline-block;
}
.head-grid {
 display: grid;
 grid-template-columns: minmax(0, 1.4fr) minmax(280px, .8fr);
 gap: 28px;
 align-items: end;
}
.head-board { padding: 8px 22px; }
.meta-row {
 display: flex;
 align-items: flex-start;
 gap: 12px;
 padding: 14px 0;
 border-top: 1px solid var(--line);
}
.meta-row:first-child { border-top: 0; }
.meta-row strong { display: block; font-size: 15px; color: var(--text); }
.meta-row span { display: block; color: var(--mute); font-size: 14px; }
.crumb { color: var(--mute); font-size: 13px; margin-bottom: 14px; }
.crumb a { color: var(--brand); font-weight: 700; }
.crumb a:hover { color: var(--brand-deep); }
.filter-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.chip {
 min-height: 44px;
 padding: 0 16px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 font-size: 14px;
 font-weight: 700;
 transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.chip:hover { background: var(--soft); border-color: #D5E4F5; }
.chip.is-on { background: var(--brand); color: #fff; border-color: var(--brand); }
.sec-head { margin-bottom: 22px; max-width: 720px; }
.sec-head p { margin-top: 8px; color: var(--mute); }
.news-list { display: flex; flex-direction: column; gap: 14px; }
.entry {
 overflow: hidden;
 border-left: 4px solid var(--brand);
 transition: box-shadow .2s ease;
}
.entry:hover { box-shadow: var(--shadow-hover); }
.entry a {
 display: grid;
 grid-template-columns: 232px minmax(0, 1fr);
 gap: 0;
 min-height: 44px;
 color: inherit;
}
.entry-img {
 width: 100%;
 height: 100%;
 min-height: 132px;
 aspect-ratio: 16 / 9;
 object-fit: cover;
 background: var(--ph);
}
.entry-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; justify-content: center; }
.entry-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.entry-meta { color: var(--mute); font-size: 13px; display: flex; flex-wrap: wrap; gap: 8px 14px; }
.entry-meta b { color: var(--tide); font-weight: 700; }
.judge { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.judge li {
 display: grid;
 grid-template-columns: 132px minmax(0, 1fr);
 gap: 16px;
 align-items: center;
 padding: 18px 20px;
}
.judge b { color: var(--ink); font-size: 16px; }
.judge span { color: var(--mute); }
.timeline { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0; }
.timeline li {
 display: grid;
 grid-template-columns: 92px minmax(0, 1fr);
 gap: 18px;
 padding: 0 0 22px;
 position: relative;
}
.timeline li::before {
 content: "";
 position: absolute;
 left: 78px;
 top: 8px;
 bottom: 0;
 width: 1px;
 background: var(--line);
}
.timeline time {
 color: var(--brand);
 font-weight: 700;
 font-variant-numeric: tabular-nums;
}
.dot {
 width: 10px;
 height: 10px;
 border-radius: 999px;
 background: var(--tide);
 position: absolute;
 left: 74px;
 top: 8px;
 box-shadow: 0 0 0 4px var(--tide-soft);
}
.timeline p { color: var(--mute); font-size: 14px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item summary {
 list-style: none;
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 12px;
 min-height: 56px;
 padding: 12px 18px;
 font-weight: 700;
 cursor: pointer;
 color: var(--text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--brand); font-size: 22px; line-height: 1; font-weight: 500; }
.faq-item[open] summary::after { content: "–"; }
.faq-item[open] summary { color: var(--brand); }
.faq-item p { padding: 0 18px 16px; color: var(--mute); }
.more-panel, .close-panel { padding: 28px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.close-panel { border-left: 4px solid var(--tide); }
.more-panel p, .close-panel p { color: var(--mute); margin-top: 6px; }
.site-footer {
 background: #fff;
 border-top: 1px solid var(--line);
 padding: 48px 0 108px;
}
.foot-grid {
 display: grid;
 grid-template-columns: 1.4fr .8fr 1fr;
 gap: 28px;
}
.foot-note { color: var(--mute); font-size: 14px; }
.foot-links { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; }
.foot-links a { min-height: 44px; display: inline-flex; align-items: center; color: var(--ink); font-weight: 700; }
.foot-links a:hover { color: var(--brand); }
.foot-grid h2 { font-size: 16px; margin-bottom: 8px; }
.domain-line { margin-top: 22px; color: var(--mute); font-size: 13px; }
.dock {
 position: fixed;
 left: 0;
 right: 0;
 bottom: 0;
 z-index: 45;
 background: #fff;
 border-top: 1px solid var(--line);
 box-shadow: 0 -8px 24px rgba(43,108,176,0.08);
 transform: translateY(110%);
 transition: transform .2s ease;
}
.dock.is-on { transform: translateY(0); }
.dock-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.dock-inner p { font-weight: 700; color: var(--ink); }
.dock-short { display: none; }
@media (max-width: 1024px) {
 .nav-links, .nav-cta { display: none; }
 .menu-btn { display: inline-flex; }
 .head-grid { grid-template-columns: 1fr; align-items: start; }
 .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
 .band { padding: var(--space-mobile) 0; }
 .band-head { padding-top: 48px; }
 .wrap { width: min(var(--wrap), calc(100% - 28px)); }
 .entry a { grid-template-columns: 1fr; }
 .entry-img { min-height: 0; max-height: 200px; }
 .judge li, .timeline li { grid-template-columns: 1fr; gap: 4px; }
 .timeline li::before, .dot { display: none; }
 .more-panel, .close-panel, .dock-inner { flex-direction: column; align-items: stretch; }
 .foot-grid { grid-template-columns: 1fr; }
 .logo-name { font-size: 14px; }
}
@media (max-width: 520px) {
 h1 { font-size: 28px; }
 .dock-full { display: none; }
 .dock-short { display: block; }
 .drawer-cta { flex-direction: column; }
 .btn { width: 100%; }
 .nav-cta .btn, .hero-actions .btn, .close-panel .btn, .more-panel .btn { width: auto; }
 .close-actions, .more-actions { display: flex; }
 .close-actions .btn, .more-actions .btn { flex: 1; }
}