/* roulang page: index */
:root {
  --blue: #2C6BED;
  --blue-dark: #2862DA;
  --blue-soft: #E8F0FF;
  --clay: #C46B4A;
  --bg: #F6F8FB;
  --card: #FFFFFF;
  --ink: #1C2430;
  --muted: #5C6B7A;
  --line: #E6ECF2;
  --radius-shell: 16px;
  --radius-card: 12px;
  --shadow: 0 12px 28px rgba(28, 36, 48, 0.06);
  --pad: 88px;
  --font: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.8;
  font-size: 16px;
}
body:not(.age-ok) { overflow: hidden; }
img { max-width: 100%; display: block; }
button, input, select { font-family: inherit; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--blue-dark); }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.wrap { width: min(1120px, calc(100% - 56px)); margin: 0 auto; }
.age-gate {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(246, 248, 251, 0.98);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
body.age-ok .age-gate { display: none; }
.age-card {
  width: min(520px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-shell);
  box-shadow: var(--shadow);
  padding: 32px;
}
.age-card h2 { font-size: 28px; line-height: 1.4; margin: 0 0 12px; font-weight: 700; }
.age-card p { color: var(--muted); margin-bottom: 22px; }
.age-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.side-nav {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 88px;
  z-index: 40;
  background: var(--card);
  border-right: 1px solid var(--line);
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow: hidden;
  transition: width .2s ease;
}
.side-nav:hover, .side-nav:focus-within { width: 240px; box-shadow: var(--shadow); }
.brand { display: flex; align-items: center; gap: 10px; min-height: 56px; padding: 0 6px 12px; color: var(--ink); }
.brand-mark {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
}
.brand-text { font-weight: 700; font-size: 14px; line-height: 1.45; opacity: 0; width: 0; overflow: hidden; white-space: normal; }
.side-nav:hover .brand-text, .side-nav:focus-within .brand-text { opacity: 1; width: 156px; }
.shell-link {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--ink);
  white-space: nowrap;
  transition: background .2s ease, color .2s ease;
}
.shell-link svg { flex: 0 0 22px; }
.shell-label { opacity: 0; width: 0; overflow: hidden; font-weight: 600; }
.side-nav:hover .shell-label, .side-nav:focus-within .shell-label { opacity: 1; width: auto; }
.shell-link:hover { background: var(--blue-soft); color: var(--blue); }
.shell-link.active { background: var(--blue-soft); color: var(--blue); }
.shell-note { margin-top: auto; color: var(--muted); font-size: 12px; padding: 8px; white-space: nowrap; opacity: 0; }
.side-nav:hover .shell-note { opacity: 1; }
.topbar { display: none; }
.main-wrap { margin-left: 88px; min-height: 100vh; }
.section { padding: var(--pad) 0; border-bottom: 1px solid var(--line); }
.section.alt { background: #fff; }
.section-title { font-size: 30px; line-height: 1.4; font-weight: 700; margin: 0 0 12px; }
.section-lead { color: var(--muted); max-width: 42em; margin-bottom: 28px; }
.kicker { display: inline-flex; align-items: center; min-height: 28px; padding: 0 12px; border-radius: 999px; background: var(--blue-soft); color: var(--blue); font-size: 13px; font-weight: 700; margin-bottom: 14px; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 36px; align-items: center; }
.hero h1 { font-size: 40px; line-height: 1.35; font-weight: 700; margin: 0 0 12px; }
.hero-sub { font-size: 18px; font-weight: 700; color: var(--blue); margin-bottom: 14px; }
.hero-copy p { color: var(--muted); margin-bottom: 22px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-brand, .btn-ghost, .btn-line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, transform .2s ease, border-color .2s ease;
}
.btn-brand { background: var(--blue); color: #fff; }
.btn-brand:hover, .btn-brand:active { background: var(--blue-dark); color: #fff; transform: translateY(-1px); }
.btn-ghost { background: #fff; color: var(--blue); border-color: #D5E2FA; }
.btn-ghost:hover { background: var(--blue-soft); color: var(--blue-dark); transform: translateY(-1px); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-line:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-1px); }
.player-shell {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-shell);
  box-shadow: var(--shadow);
  padding: 18px;
}
.player-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; color: var(--muted); font-size: 13px; }
.tag { display: inline-flex; align-items: center; min-height: 26px; padding: 0 10px; border-radius: 999px; background: var(--blue-soft); color: var(--blue); font-size: 12px; font-weight: 700; }
.tag-warm { background: #F8EBE6; color: var(--clay); }
.poster { display: grid; grid-template-columns: 1.4fr .8fr; gap: 10px; min-height: 210px; position: relative; }
.poster-block { border-radius: 12px; background: #E7EEF8; }
.poster-block.b { background: #F3E3DC; }
.poster-block.c { background: #D9E6FF; grid-column: 1 / -1; min-height: 72px; }
.play-btn {
  position: absolute;
  left: 50%;
  top: 46%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  border: 0;
  border-radius: 50%;
  background: var(--clay);
  color: #fff;
  box-shadow: var(--shadow);
}
.play-btn:hover { filter: brightness(.92); transform: translate(-50%, calc(-50% - 1px)); }
.wave { display: flex; align-items: flex-end; gap: 3px; height: 26px; margin: 12px 0; }
.wave i { display: block; width: 3px; border-radius: 99px; background: #D5DEE8; }
.wave i.on { background: var(--clay); }
.progress { height: 6px; background: #E8EEF5; border-radius: 99px; overflow: hidden; }
.progress span { display: block; width: 46%; height: 100%; background: var(--clay); }
.ticks { display: flex; justify-content: space-between; color: var(--muted); font-size: 12px; margin-top: 6px; }
.control-row { display: flex; align-items: center; gap: 16px; margin-top: 12px; }
.volume { flex: 1; height: 6px; background: #E8EEF5; border-radius: 99px; position: relative; }
.volume span { position: absolute; left: 0; top: 0; bottom: 0; width: 62%; background: #C9D4E2; border-radius: 99px; }
.volume em { position: absolute; left: 62%; top: 50%; width: 12px; height: 12px; border-radius: 50%; background: var(--clay); transform: translate(-50%, -50%); }
.clarity-switch { display: flex; gap: 6px; }
.clarity-switch button { border: 1px solid var(--line); background: #fff; border-radius: 999px; min-height: 32px; padding: 0 10px; color: var(--muted); }
.clarity-switch button.on { border-color: transparent; background: #F8EBE6; color: var(--clay); font-weight: 700; }
.rail { display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; }
.rail-card {
  flex: 0 0 260px;
  scroll-snap-align: start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 28px;
}
.rail-card:hover { border-color: #C9D8F8; }
.rail-ico { width: 42px; height: 42px; border-radius: 12px; background: var(--blue-soft); display: grid; place-items: center; margin-bottom: 14px; }
.rail-card h3, .case-card h3, .news-item h3, .scene-band h3 { font-size: 18px; margin: 0 0 8px; font-weight: 700; }
.rail-card p, .case-card p, .news-item p, .review-card p, .scene-band p { color: var(--muted); }
.scene-list { display: flex; flex-direction: column; gap: 16px; }
.scene-band {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 18px;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 28px;
}
.section.alt .scene-band { background: #fff; }
.scene-index { font-size: 28px; font-weight: 700; color: var(--blue); }
.demo-wide { background: #fff; border-radius: var(--radius-shell); border: 1px solid var(--line); box-shadow: var(--shadow); padding: 22px; }
.case-grid { display: grid; grid-template-columns: 1.7fr 1fr; gap: 18px; }
.case-card, .price-card, .news-item, .topic-panel, .cta-band, .review-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 28px;
}
.case-card:hover, .price-card:hover, .news-item:hover, .review-card:hover { border-color: #C9D8F8; }
.case-num { font-size: 48px; line-height: 1; font-weight: 700; color: var(--blue); margin: 8px 0; }
.price-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.price-card.is-hot { border-color: var(--blue); }
.price-card strong { display: block; font-size: 32px; line-height: 1.2; margin: 8px 0 14px; }
.price-list li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); color: var(--muted); }
.price-list b { color: var(--ink); font-weight: 700; }
.price-card .btn-brand, .price-card .btn-ghost { margin-top: 18px; }
.review-wall { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-start; }
.review-card { width: calc(33.33% - 11px); }
.review-card:nth-child(2), .review-card:nth-child(5) { margin-top: 28px; }
.review-card:nth-child(3) { width: calc(28% - 11px); }
.who { display: block; margin-top: 12px; color: var(--ink); font-weight: 700; font-size: 14px; }
.voice-bar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-shell); box-shadow: var(--shadow); padding: 22px; }
.voice-num b { display: block; font-size: 36px; line-height: 1.1; color: var(--blue); }
.voice-num span { color: var(--muted); }
.chip-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 16px; }
.chip { background: #fff; border: 1px solid var(--line); border-radius: 999px; min-height: 40px; padding: 8px 16px; font-weight: 700; }
.news-grid { display: grid; grid-template-columns: 1.45fr .8fr; gap: 18px; }
.news-side { display: flex; flex-direction: column; gap: 18px; }
.news-item .date { color: var(--blue); font-size: 13px; font-weight: 700; display: block; margin-bottom: 8px; }
.news-main { min-height: 100%; display: flex; flex-direction: column; }
.news-main p { margin-top: auto; }
.topic-panel { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.timeline { position: relative; margin-left: 8px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 1px; background: var(--line); }
.time-item { position: relative; padding: 0 0 22px 36px; }
.time-dot { position: absolute; left: 0; top: 8px; width: 15px; height: 15px; border-radius: 50%; background: #fff; border: 3px solid var(--blue); }
.time-item.now .time-dot { border-color: var(--clay); background: var(--clay); }
.time-item b { display: block; }
.device-list, .prep-list { display: flex; flex-direction: column; gap: 12px; }
.device-row, .prep-item {
  display: grid;
  grid-template-columns: 120px 1fr 1.2fr;
  gap: 12px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 22px 28px;
}
.prep-item { grid-template-columns: 42px 1fr; }
.step-no { width: 42px; height: 42px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); display: grid; place-items: center; font-weight: 700; }
.accordion { --bs-accordion-bg: transparent; --bs-accordion-border-color: transparent; --bs-accordion-btn-focus-box-shadow: none; --bs-accordion-active-bg: transparent; --bs-accordion-active-color: var(--ink); }
.accordion-item { background: transparent; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; }
.accordion-button { background: transparent; color: var(--ink); font-weight: 700; font-size: 18px; padding: 20px 0; box-shadow: none; }
.accordion-button:not(.collapsed) { color: var(--blue); background: transparent; box-shadow: none; }
.accordion-button::after { width: 10px; height: 10px; background-size: 10px; filter: none; }
.accordion-body { padding: 0 0 18px; color: var(--muted); }
.cta-band { background: #fff; display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; align-items: start; }
.field { width: 100%; height: 48px; border: 1px solid var(--line); border-radius: 12px; padding: 0 14px; background: #fff; color: var(--ink); margin-bottom: 12px; }
.field:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(44, 107, 237, .15); outline: none; }
.form-error { color: var(--clay); font-weight: 700; margin-bottom: 8px; }
.form-ok { color: var(--blue); font-weight: 700; }
.footer { background: #fff; border-top: 1px solid var(--line); padding: 48px 0 32px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr 1fr; gap: 24px; }
.footer h2 { font-size: 18px; margin: 0 0 10px; }
.footer p, .footer a { color: var(--muted); }
.footer li + li { margin-top: 6px; }
.footer a:hover { color: var(--blue); }
.copy { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.drawer.offcanvas { width: min(320px, 88vw); background: #fff; border: 0; }
.drawer .offcanvas-header { padding: 18px; }
.drawer .offcanvas-body { display: flex; flex-direction: column; gap: 6px; padding: 8px 12px 24px; }
.drawer .shell-label { opacity: 1; width: auto; }
@media (max-width: 1024px) {
  .hero h1 { font-size: 34px; }
  .review-card, .review-card:nth-child(3) { width: calc(50% - 8px); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 992px) {
  .side-nav { display: none; }
  .topbar {
    display: flex;
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 64px;
    z-index: 45;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 16px;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }
  .topbar .brand { padding: 0; min-height: 0; }
  .topbar .brand-text { opacity: 1; width: auto; max-width: 62vw; }
  .topbar-btn { min-height: 40px; border-radius: 999px; border: 1px solid var(--line); background: #fff; padding: 0 14px; font-weight: 700; }
  .main-wrap { margin-left: 0; padding-top: 64px; }
  .hero-grid, .case-grid, .price-grid, .news-grid, .cta-band, .topic-panel { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
}
@media (max-width: 768px) {
  .voice-bar, .device-row { grid-template-columns: 1fr; }
  .review-card, .review-card:nth-child(2), .review-card:nth-child(5), .review-card:nth-child(3) { width: 100%; margin-top: 0; }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (max-width: 576px) {
  body { font-size: 17px; }
  .wrap { width: calc(100% - 32px); }
  .section { padding: 48px 0; }
  .hero h1, .section-title { font-size: 28px; }
  .scene-band { grid-template-columns: 1fr; padding: 22px; }
  .age-actions, .hero-actions { flex-direction: column; }
  .btn-brand, .btn-ghost, .btn-line, .topbar-btn { min-height: 52px; width: 100%; }
  .topbar-btn { width: auto; }
  .control-row { flex-direction: column; align-items: stretch; }
  .case-num { font-size: 40px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}

/* roulang page: category1 */
:root {
 --blue: #2C6BED;
 --blue-dark: #2862DA;
 --blue-soft: #E8F0FF;
 --clay: #C46B4A;
 --bg: #F6F8FB;
 --card: #FFFFFF;
 --ink: #1C2430;
 --muted: #5C6B7A;
 --line: #E6ECF2;
 --radius-shell: 16px;
 --radius-card: 12px;
 --shadow: 0 12px 28px rgba(28, 36, 48, 0.06);
 --pad: 88px;
 --font: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--bg);
 line-height: 1.8;
 font-size: 16px;
}
img { max-width: 100%; display: block; }
button, input, select { font-family: inherit; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--blue-dark); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
html:not(.age-ok) .side-nav,
html:not(.age-ok) .topbar,
html:not(.age-ok) .main-wrap { display: none !important; }
html.age-ok .age-gate { display: none !important; }
.age-gate {
 position: fixed;
 inset: 0;
 z-index: 80;
 display: flex;
 align-items: center;
 justify-content: center;
 padding: 24px;
 background: rgba(246, 248, 251, 0.96);
}
.age-card {
 width: min(520px, 100%);
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-shell);
 box-shadow: var(--shadow);
 padding: 32px;
}
.age-card h2 { font-size: 28px; line-height: 1.4; margin: 0 0 12px; font-weight: 700; }
.age-card p { color: var(--muted); margin-bottom: 22px; }
.form-error { color: var(--clay); font-weight: 700; min-height: 1.5em; }
.form-check-input:checked { background-color: var(--blue); border-color: var(--blue); }
.form-check-input:focus { box-shadow: 0 0 0 3px rgba(44, 107, 237, 0.16); border-color: var(--blue); }
.side-nav {
 position: fixed;
 top: 0;
 left: 0;
 bottom: 0;
 width: 88px;
 z-index: 40;
 background: var(--card);
 border-right: 1px solid var(--line);
 padding: 18px 12px;
 display: flex;
 flex-direction: column;
 gap: 8px;
 overflow: hidden;
 transition: width .2s ease;
}
.side-nav:hover, .side-nav:focus-within { width: 240px; box-shadow: var(--shadow); }
.brand { display: flex; align-items: center; gap: 10px; min-height: 56px; padding: 0 6px 12px; color: var(--ink); }
.brand-mark {
 flex: 0 0 40px;
 width: 40px;
 height: 40px;
 border-radius: 12px;
 background: var(--blue);
 color: #fff;
 display: grid;
 place-items: center;
 font-weight: 700;
}
.brand-text { font-weight: 700; font-size: 14px; line-height: 1.45; opacity: 0; width: 0; overflow: hidden; white-space: nowrap; }
.side-nav:hover .brand-text, .side-nav:focus-within .brand-text { opacity: 1; width: 156px; white-space: normal; }
.shell-link {
 display: flex;
 align-items: center;
 gap: 10px;
 min-height: 46px;
 padding: 0 6px;
 border-radius: 12px;
 color: var(--ink);
 font-weight: 700;
 font-size: 14px;
}
.shell-link:hover { background: var(--blue-soft); color: var(--blue-dark); }
.shell-link.active { background: var(--blue-soft); color: var(--blue); }
.shell-ico {
 flex: 0 0 36px;
 width: 36px;
 height: 36px;
 border-radius: 12px;
 display: grid;
 place-items: center;
 background: var(--bg);
 color: var(--blue);
 font-size: 13px;
}
.shell-link.active .shell-ico { background: var(--blue); color: #fff; }
.shell-label, .shell-note { opacity: 0; width: 0; overflow: hidden; white-space: nowrap; }
.side-nav:hover .shell-label, .side-nav:focus-within .shell-label { opacity: 1; width: auto; }
.side-nav:hover .shell-note, .side-nav:focus-within .shell-note { opacity: 1; width: auto; }
.shell-note { margin-top: auto; color: var(--muted); font-size: 12px; padding: 8px 6px 0; }
.topbar {
 display: none;
 position: fixed;
 top: 0;
 left: 0;
 right: 0;
 z-index: 50;
 height: 64px;
 padding: 0 16px;
 align-items: center;
 justify-content: space-between;
 background: #fff;
 border-bottom: 1px solid var(--line);
}
.topbar .brand { padding: 0; min-height: 0; }
.topbar .brand-text { opacity: 1; width: auto; max-width: 58vw; white-space: normal; }
.topbar-btn {
 min-height: 40px;
 padding: 0 16px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 font-weight: 700;
}
.topbar-btn:hover { border-color: var(--blue); color: var(--blue); }
.main-wrap { margin-left: 88px; min-height: 100vh; }
.wrap { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.section { padding: var(--pad) 0; border-bottom: 1px solid var(--line); }
.section.alt { background: #fff; }
.section-title { font-size: 30px; line-height: 1.4; font-weight: 700; margin: 0 0 12px; }
.section-lead { color: var(--muted); max-width: 42em; margin-bottom: 0; }
.btn {
 border-radius: 999px;
 font-weight: 700;
 box-shadow: none;
}
.btn.btn-brand, .btn.btn-ghost, .btn.btn-line {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 44px;
 padding: 0 22px;
 border-radius: 999px;
 font-weight: 700;
 transition: background .2s ease, color .2s ease, transform .2s ease, border-color .2s ease;
}
.btn.btn-brand { background: var(--blue); border-color: transparent; color: #fff; }
.btn.btn-brand:hover, .btn.btn-brand:active, .btn.btn-brand:focus { background: var(--blue-dark); border-color: transparent; color: #fff; transform: translateY(-1px); }
.btn.btn-ghost { background: #fff; color: var(--blue); border-color: #D5E2FA; }
.btn.btn-ghost:hover { background: var(--blue-soft); color: var(--blue-dark); transform: translateY(-1px); }
.btn.btn-line { background: #fff; color: var(--ink); border-color: var(--line); }
.btn.btn-line:hover { border-color: var(--blue); color: var(--blue); background: #fff; transform: translateY(-1px); }
.tag { display: inline-flex; align-items: center; min-height: 26px; padding: 0 10px; border-radius: 999px; background: var(--blue-soft); color: var(--blue); font-size: 12px; font-weight: 700; }
.tag-warm { background: #F8EBE6; color: var(--clay); }
.card {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
 color: var(--ink);
}
.card:hover { border-color: #C9D8F8; transform: none; }
.head-row { align-items: end; }
.cat-head h1 { font-size: 36px; line-height: 1.35; font-weight: 700; margin: 12px 0; }
.filter-box {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-shell);
 box-shadow: var(--shadow);
 padding: 22px 22px 8px;
}
.filter-box .form-label { font-size: 13px; font-weight: 700; color: var(--muted); margin-bottom: 6px; }
.form-select {
 border-radius: 999px;
 border-color: var(--line);
 color: var(--ink);
 min-height: 44px;
 box-shadow: none;
 background-color: #fff;
}
.form-select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(44, 107, 237, 0.15); }
.line-list { display: flex; flex-direction: column; gap: 16px; }
.line-card { display: grid; grid-template-columns: 168px 1fr; overflow: hidden; }
.line-card[hidden] { display: none !important; }
.swatch { position: relative; min-height: 168px; padding: 16px; display: flex; flex-direction: column; justify-content: space-between; }
.swatch-a { background: #E8F0FF; }
.swatch-b { background: #F8EBE6; }
.swatch-c { background: #E7F3EF; }
.swatch-d { background: #F4F1E8; }
.swatch-e { background: #E9EEF8; }
.swatch-f { background: #F7EEE9; }
.swatch-time { font-weight: 700; font-size: 13px; color: var(--ink); }
.ep-dots { display: flex; gap: 6px; }
.ep-dots i { width: 8px; height: 8px; border-radius: 50%; background: rgba(28, 36, 48, 0.18); display: block; }
.ep-dots i.is-on { background: var(--clay); }
.meter { height: 4px; border-radius: 999px; background: rgba(28, 36, 48, 0.08); overflow: hidden; }
.meter span { display: block; height: 100%; background: var(--clay); border-radius: inherit; }
.line-body { padding: 24px 28px; }
.line-body h2 { font-size: 22px; line-height: 1.4; margin: 10px 0 8px; font-weight: 700; }
.line-body p { color: var(--muted); margin: 0 0 14px; }
.line-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; color: var(--ink); font-size: 14px; font-weight: 700; margin-bottom: 14px; }
.text-link { color: var(--blue); font-weight: 700; }
.text-link:hover { color: var(--blue-dark); }
.status-bar, .note-bar, .prep-panel, .more-row, .cta-band {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
}
.status-bar {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
 padding: 22px 28px;
 flex-wrap: wrap;
}
.status-bar strong { font-size: 20px; }
.status-bar span { color: var(--muted); font-weight: 700; }
.note-bar { padding: 28px 32px; max-width: 760px; }
.note-bar h2, .prep-panel h2, .cta-band h2 { font-size: 28px; margin: 0 0 8px; font-weight: 700; }
.note-bar p, .prep-panel p, .cta-band p { color: var(--muted); margin: 0; }
.prep-list, .read-list { list-style: none; padding: 0; margin: 18px 0 0; }
.prep-list li { border-top: 1px solid var(--line); }
.prep-list label {
 display: flex;
 align-items: center;
 gap: 12px;
 min-height: 56px;
 margin: 0;
 font-weight: 700;
}
.prep-panel, .cta-band, .more-row { padding: 28px 32px; }
.read-list li + li { border-top: 1px solid var(--line); }
.read-list a {
 display: grid;
 grid-template-columns: auto 1fr auto;
 gap: 16px;
 align-items: center;
 min-height: 72px;
 padding: 8px 0;
}
.read-list strong { font-size: 18px; }
.read-list em { font-style: normal; color: var(--muted); font-size: 14px; }
.read-list a:hover strong { color: var(--blue); }
.more-row, .cta-band { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.more-row p { margin: 0; font-weight: 700; }
.cta-band { border-color: #D5E2FA; }
.offcanvas { background: #fff; color: var(--ink); width: min(300px, 88vw); border-right: 1px solid var(--line); }
.offcanvas-header { border-bottom: 1px solid var(--line); padding: 18px; }
.offcanvas-title { font-weight: 700; font-size: 16px; }
.drawer-link {
 display: flex;
 align-items: center;
 min-height: 52px;
 padding: 0 18px;
 border-bottom: 1px solid var(--line);
 font-weight: 700;
}
.drawer-link.active, .drawer-link:hover { background: var(--blue-soft); color: var(--blue); }
.footer { background: #fff; border-top: 1px solid var(--line); padding: 72px 0 32px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .9fr .8fr .7fr; gap: 28px; }
.footer h2 { font-size: 16px; font-weight: 700; margin: 0 0 10px; }
.footer p, .footer li, .copy { color: var(--muted); font-size: 14px; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer a:hover { color: var(--blue); }
.copy { margin: 28px 0 0; padding-top: 16px; border-top: 1px solid var(--line); }
@media (max-width: 1024px) {
 .cat-head h1 { font-size: 32px; }
 .section-title, .note-bar h2, .prep-panel h2, .cta-band h2 { font-size: 26px; }
}
@media (max-width: 991.98px) {
 .side-nav { display: none; }
 .topbar { display: flex; }
 .main-wrap { margin-left: 0; padding-top: 64px; }
 .section { padding: 64px 0; }
 .foot-grid { grid-template-columns: 1fr 1fr; }
 .read-list a { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
}
@media (max-width: 767.98px) {
 .wrap { width: min(1120px, calc(100% - 32px)); }
 .line-card { grid-template-columns: 1fr; }
 .swatch { min-height: 92px; flex-direction: row; align-items: center; }
 .line-body { padding: 20px; }
 .more-row, .cta-band, .status-bar { align-items: flex-start; flex-direction: column; }
 .foot-grid { grid-template-columns: 1fr; }
}
@media (max-width: 575.98px) {
 body { font-size: 17px; }
 .section { padding: 48px 0; }
 .age-card, .filter-box, .note-bar, .prep-panel, .cta-band, .more-row { padding: 22px; }
 .cat-head h1 { font-size: 28px; }
 .btn.btn-brand, .btn.btn-ghost, .btn.btn-line, .topbar-btn { min-height: 48px; }
 .line-meta { flex-direction: column; gap: 4px; }
}
@media (prefers-reduced-motion: reduce) {
 * { transition: none !important; scroll-behavior: auto !important; }
}

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