/* roulang page: index */
:root {
  --blue: #2F6FA8;
  --blue-deep: #1F4E78;
  --blue-press: #255E90;
  --paper: #F4F7FB;
  --band: #E8EEF6;
  --card: #ffffff;
  --ink: #1C2B3A;
  --muted: #5C6E82;
  --line: #E3EAF2;
  --copper: #C4A574;
  --copper-deep: #8C6A3D;
  --copper-soft: #F8F1E6;
  --wave: #7BA3C9;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(31, 78, 120, .08);
  --shadow-hover: 0 16px 36px rgba(31, 78, 120, .12);
  --space: 88px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: 44px; line-height: 1.25; color: var(--blue-deep); font-weight: 700; margin-bottom: 12px; }
h2 { font-size: 30px; line-height: 1.35; color: var(--blue-deep); font-weight: 700; margin-bottom: 12px; }
h3 { font-size: 20px; line-height: 1.45; color: var(--blue-deep); font-weight: 700; margin-bottom: 8px; }
p { margin-bottom: 0; }
.num { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(31, 78, 120, .04);
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue-deep);
  text-decoration: none;
  min-height: 44px;
}
.brand:hover { text-decoration: none; color: var(--blue); }
.brand-mark { display: inline-flex; align-items: center; }
.brand-name { font-size: 20px; font-weight: 700; letter-spacing: .02em; white-space: nowrap; }
.site-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  color: var(--blue-deep);
  border-radius: 999px;
  text-decoration: none;
}
.nav-link:hover { background: var(--band); text-decoration: none; }
.nav-link.is-active { color: var(--blue); font-weight: 700; }
.nav-toggle {
  display: none;
  min-height: 44px;
  min-width: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--blue-deep);
  cursor: pointer;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: none; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 8px 18px rgba(47, 111, 168, .18); }
.btn-primary:hover { background: var(--blue-press); color: #fff; }
.btn-ghost { background: #fff; color: var(--blue-deep); border-color: #C9D8E8; }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue-deep); }
.hero { padding: 64px 0 28px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--copper-deep);
  font-size: 14px;
  letter-spacing: .04em;
}
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--copper-soft);
  color: var(--copper-deep);
  border: 1px solid #E6D3B4;
  font-size: 13px;
}
.lead { font-size: 17px; color: var(--ink); max-width: 640px; margin: 14px 0 0; }
.subline { margin: 0; color: var(--muted); font-size: 17px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.ba-board {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 16px;
}
.ba-col { border-radius: 14px; padding: 18px 16px 12px; min-height: 280px; }
.ba-col-before { background: var(--band); }
.ba-col-after { background: #fff; border: 1px solid #D5E4F2; }
.ba-label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.ba-col h2 { font-size: 24px; }
.wave {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  height: 28px;
}
.wave i {
  display: block;
  width: 3px;
  border-radius: 999px;
  background: var(--wave);
  height: 40%;
}
.wave i:nth-child(1) { height: 35%; }
.wave i:nth-child(2) { height: 70%; }
.wave i:nth-child(3) { height: 100%; }
.wave i:nth-child(4) { height: 55%; }
.wave i:nth-child(5) { height: 80%; }
.wave i:nth-child(6) { height: 42%; }
.wave.is-live i { animation: bar 1.6s ease-in-out infinite; transform-origin: center; }
.wave.is-live i:nth-child(2) { animation-delay: .12s; }
.wave.is-live i:nth-child(3) { animation-delay: .24s; }
.wave.is-live i:nth-child(4) { animation-delay: .08s; }
.wave.is-live i:nth-child(5) { animation-delay: .2s; }
@keyframes bar {
  0%, 100% { transform: scaleY(.55); }
  50% { transform: scaleY(1); }
}
.pill-bar { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pill-track {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 14px 0 16px;
  -webkit-overflow-scrolling: touch;
}
.pill {
  flex: none;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--blue-deep);
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.pill:hover { text-decoration: none; border-color: var(--blue); }
.pill.is-active, .pill.is-active:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
.band { padding: var(--space) 0; background: var(--paper); }
.band-alt { background: var(--band); }
.sec-head { margin-bottom: 28px; max-width: 760px; }
.sec-lead { color: var(--muted); font-size: 16px; }
.metric-card, .matrix-wide, .matrix-narrow, .compare-card, .mile-card, .entry-card, .assure-item, .pick-card, .qa-card, .quote-card, .form-card, .news-row, .faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.metric-card { padding: 22px 20px 18px; min-height: 168px; }
.metric-card .micro { color: var(--copper-deep); font-size: 13px; }
.metric-card .k { color: var(--muted); font-size: 14px; margin-top: 18px; }
.metric-card .num { display: block; font-size: 40px; line-height: 1.1; color: var(--blue-deep); font-weight: 700; }
.metric-card .unit { font-size: 16px; margin-left: 4px; color: var(--blue); font-weight: 600; }
.matrix-wide, .matrix-narrow { padding: 24px; }
.matrix-narrow { margin-bottom: 16px; }
.matrix-narrow:last-child { margin-bottom: 0; }
.matrix-wide { min-height: 100%; display: flex; flex-direction: column; justify-content: space-between; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.chip-time {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--copper-soft);
  color: var(--copper-deep);
  border: 1px solid #E6D3B4;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}
.compare-card { padding: 24px 22px; height: 100%; }
.compare-card.is-after { border-color: #C9DCEC; }
.tick { list-style: none; margin: 16px 0 0; padding: 0; }
.tick li { position: relative; padding-left: 18px; margin: 10px 0; color: var(--ink); }
.tick li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--wave);
  position: absolute;
  left: 0;
  top: .62em;
}
.is-after .tick li::before { background: var(--copper); }
.timeline {
  list-style: none;
  display: flex;
  gap: 16px;
  margin: 0;
  padding: 18px 0 0;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 7px;
  height: 2px;
  background: #C9D8E8;
}
.mile-card { position: relative; padding: 22px 16px 16px; flex: 1; }
.mile-card .dot {
  position: absolute;
  top: -22px;
  left: 18px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--blue);
  border: 3px solid #fff;
  box-shadow: 0 0 0 1px var(--blue);
}
.when { color: var(--copper-deep); font-size: 13px; }
.scene-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  margin-bottom: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  min-height: 88px;
}
.scene-row:hover { text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.scene-index {
  flex: none;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--band);
  color: var(--blue-deep);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.scene-row p { color: var(--muted); margin: 0; }
.scene-row .chip-time { margin-left: auto; }
.news-row { margin-bottom: 12px; transition: transform .2s ease, box-shadow .2s ease; }
.news-row:hover { transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.news-link {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 14px;
  color: inherit;
  text-decoration: none;
}
.news-link:hover { text-decoration: none; }
.news-link:hover .news-title { text-decoration: underline; }
.cover {
  flex: none;
  width: 112px;
  height: 76px;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
}
.cover::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 14px;
  height: 16px;
  background:
    linear-gradient(var(--wave), var(--wave)) 0 60% / 4px 8px no-repeat,
    linear-gradient(var(--wave), var(--wave)) 8px 30% / 4px 14px no-repeat,
    linear-gradient(var(--wave), var(--wave)) 16px 10% / 4px 18px no-repeat,
    linear-gradient(var(--wave), var(--wave)) 24px 40% / 4px 12px no-repeat,
    linear-gradient(var(--wave), var(--wave)) 32px 20% / 4px 16px no-repeat,
    linear-gradient(var(--copper), var(--copper)) 40px 45% / 4px 10px no-repeat;
}
.cover-a { background: #D7E6F4; }
.cover-b { background: #E7F0F8; }
.cover-c { background: #F3EDE3; }
.cover-d { background: #D5E3F0; }
.cover-e { background: #E4EDF6; }
.cover-f { background: #EFE6D8; }
.news-meta { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 13px; }
.news-title { display: block; font-size: 18px; font-weight: 700; color: var(--blue-deep); margin: 4px 0; }
.news-desc { display: block; color: var(--muted); }
.entry-card {
  display: block;
  height: 100%;
  padding: 28px 24px;
  color: inherit;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.entry-card:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.entry-card p { color: var(--muted); }
.assure-item { display: flex; gap: 14px; padding: 20px; height: 100%; align-items: flex-start; }
.icon-blob {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--band);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.assure-item p { color: var(--muted); }
.h-scroll {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding: 6px 2px 16px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.pick-card {
  flex: none;
  width: 280px;
  scroll-snap-align: start;
  padding: 18px;
  color: inherit;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.pick-card:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.pick-cover {
  height: 96px;
  border-radius: 12px;
  margin-bottom: 14px;
  position: relative;
}
.pick-card p { color: var(--muted); }
.qa-card { padding: 22px 20px; height: 100%; }
.qa-q { display: block; color: var(--blue-deep); font-weight: 700; margin-bottom: 8px; }
.qa-card p { color: var(--ink); }
.faq-item { margin-bottom: 10px; padding: 0 18px; }
.faq-item summary {
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  font-weight: 700;
  color: var(--blue-deep);
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--blue); font-weight: 500; font-size: 22px; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { color: var(--ink); padding-bottom: 16px; }
.quote-card { padding: 24px; height: 100%; }
.quote-card q { display: block; font-size: 17px; quotes: none; }
.who { display: block; margin-top: 14px; color: var(--copper-deep); font-size: 14px; }
.form-card { padding: 24px; }
.field { margin-bottom: 14px; }
.field span { display: block; margin-bottom: 6px; color: var(--blue-deep); font-weight: 700; }
input, select, textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 10px 12px;
}
textarea { min-height: 120px; resize: vertical; }
.form-note {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--band);
  color: var(--blue-deep);
}
.site-footer {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 48px 0 28px;
}
.foot-brand p, .fine { color: var(--muted); }
.foot-links { list-style: none; margin: 0; padding: 0; }
.foot-links a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  color: var(--blue-deep);
}
.foot-title { font-weight: 700; color: var(--blue-deep); margin-bottom: 8px; }
.fine { margin-top: 22px; font-size: 14px; }
@media (max-width: 1024px) {
  .ba-col { min-height: 0; }
  .pick-card { width: 250px; }
}
@media (max-width: 768px) {
  :root { --space: 48px; }
  h1 { font-size: 30px; }
  h2 { font-size: 24px; }
  .nav-toggle { display: inline-flex; align-items: center; }
  .header-inner { position: relative; }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 8px 16px 16px;
    box-shadow: var(--shadow);
  }
  .site-nav.is-open { display: flex; }
  .ba-board { grid-template-columns: 1fr; }
  .timeline { flex-direction: column; padding-left: 8px; }
  .timeline::before { left: 14px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; }
  .mile-card .dot { top: 22px; left: -15px; }
  .scene-row { align-items: flex-start; }
  .scene-row .chip-time { margin-left: 0; }
  .news-link { align-items: flex-start; }
}
@media (max-width: 520px) {
  .brand-name { font-size: 16px; }
  .hero { padding-top: 36px; }
  .cover { width: 84px; height: 68px; }
  .news-title { font-size: 16px; }
  .metric-card .num { font-size: 34px; }
  .header-inner { min-height: 64px; }
}
@media (prefers-reduced-motion: reduce) {
  .wave.is-live i { animation: none; }
  html { scroll-behavior: auto; }
}

/* roulang page: category1 */
:root {
 --blue: #2F6FA8;
 --blue-deep: #1F4E78;
 --blue-press: #255E90;
 --paper: #F4F7FB;
 --band: #E8EEF6;
 --card: #ffffff;
 --ink: #1C2B3A;
 --muted: #5C6E82;
 --line: #E3EAF2;
 --copper: #C4A574;
 --copper-deep: #8C6A3D;
 --copper-soft: #F8F1E6;
 --wave: #7BA3C9;
 --radius: 16px;
 --shadow: 0 10px 30px rgba(31, 78, 120, .08);
 --shadow-hover: 0 16px 36px rgba(31, 78, 120, .12);
 --space: 88px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: var(--paper);
 color: var(--ink);
 font-family: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
 font-size: 16px;
 line-height: 1.75;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
 outline: 2px solid var(--blue);
 outline-offset: 3px;
}
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: 44px; line-height: 1.25; margin-bottom: 0; color: var(--blue-deep); font-weight: 700; }
h2 { font-size: 30px; line-height: 1.35; margin-bottom: 18px; color: var(--blue-deep); font-weight: 700; }
h3 { font-size: 18px; line-height: 1.5; margin-bottom: 0; color: var(--ink); font-weight: 700; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 background: #fff;
 border-bottom: 1px solid var(--line);
 box-shadow: 0 8px 24px rgba(31, 78, 120, .04);
}
.header-inner {
 min-height: 76px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
}
.brand {
 display: inline-flex;
 align-items: center;
 gap: 10px;
 color: var(--blue-deep);
 text-decoration: none;
 min-height: 44px;
}
.brand:hover { text-decoration: none; color: var(--blue); }
.brand-mark { display: inline-flex; align-items: center; }
.brand-name { font-size: 20px; font-weight: 700; letter-spacing: .02em; white-space: nowrap; }
.site-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
 display: inline-flex;
 align-items: center;
 min-height: 44px;
 padding: 0 14px;
 color: var(--blue-deep);
 border-radius: 999px;
 text-decoration: none;
}
.nav-link:hover { background: var(--band); text-decoration: none; }
.nav-link.is-active { color: var(--blue); font-weight: 700; background: var(--band); }
.nav-toggle {
 display: none;
 min-height: 44px;
 min-width: 44px;
 padding: 0 14px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--blue-deep);
 cursor: pointer;
}
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 44px;
 padding: 0 22px;
 border-radius: 999px;
 border: 1px solid transparent;
 cursor: pointer;
 text-decoration: none;
 transition: background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: none; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 8px 18px rgba(47, 111, 168, .18); }
.btn-primary:hover { background: var(--blue-press); color: #fff; }
.btn-ghost { background: #fff; color: var(--blue-deep); border-color: #C9D8E8; }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue-deep); }
.eyebrow {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 margin-bottom: 16px;
 color: var(--copper-deep);
 font-size: 14px;
 letter-spacing: .04em;
}
.badge, .chip-time {
 display: inline-flex;
 align-items: center;
 min-height: 28px;
 padding: 0 10px;
 border-radius: 999px;
 background: var(--copper-soft);
 color: var(--copper-deep);
 border: 1px solid #E6D3B4;
 font-size: 13px;
}
.chip-time {
 font-variant-numeric: tabular-nums;
 font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}
.lead { font-size: 17px; color: var(--ink); max-width: 640px; margin: 14px 0 0; }
.sec-lead { color: var(--muted); font-size: 16px; margin-bottom: 0; }
.pill-bar { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pill-track {
 display: flex;
 gap: 10px;
 overflow-x: auto;
 padding: 14px 0 16px;
 -webkit-overflow-scrolling: touch;
}
.pill {
 flex: none;
 min-height: 44px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--blue-deep);
 display: inline-flex;
 align-items: center;
 text-decoration: none;
 transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.pill:hover { text-decoration: none; border-color: var(--blue); }
.pill.is-active, .pill.is-active:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
.sec { padding: var(--space) 0; }
.sec-paper { background: var(--paper); }
.sec-band { background: var(--band); }
.sec-white { background: #fff; }
.cat-head h1 { max-width: 760px; }
.cat-wave {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 20px;
 box-shadow: var(--shadow);
 min-height: 180px;
 display: flex;
 align-items: center;
 justify-content: center;
 padding: 28px 20px;
}
.cat-wave svg { width: 100%; height: 72px; }
.filter-bar {
 display: flex;
 flex-wrap: wrap;
 gap: 10px;
 margin-top: 18px;
}
.filter-btn {
 min-height: 44px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--blue-deep);
 cursor: pointer;
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.filter-btn:hover { border-color: var(--blue); transform: translateY(-1px); }
.filter-btn:active { transform: none; }
.filter-btn.is-active { background: var(--blue); border-color: var(--blue); color: #fff; }
.entry-list { display: flex; flex-direction: column; gap: 14px; }
.entry-row, .article-row, .point-item, .faq-item, .rhythm-card, .more-panel {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
}
.entry-row {
 display: flex;
 align-items: center;
 gap: 18px;
 padding: 14px;
 transition: box-shadow .2s ease, transform .2s ease;
}
.entry-row:hover { box-shadow: var(--shadow-hover); transform: translateY(-1px); }
.cover-block {
 width: 148px;
 height: 96px;
 flex: none;
 border-radius: 12px;
 display: flex;
 align-items: flex-end;
 padding: 10px;
 overflow: hidden;
}
.cover-a { background: #E7F0F8; }
.cover-b { background: #F8F1E6; }
.cover-c { background: #E8EEF6; }
.cover-d { background: #F3F7FB; }
.cover-e { background: #EAF3EA; }
.cover-f { background: #F7F4EF; }
.cover-g { background: #E9F1F7; }
.cover-block svg { width: 100%; height: 28px; }
.entry-main { flex: 1; min-width: 0; }
.entry-main h3 a { color: var(--ink); }
.entry-main h3 a:hover { color: var(--blue-deep); }
.entry-note { margin: 6px 0 0; color: var(--muted); font-size: 14px; }
.entry-side { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; flex: none; }
.batch-tag { color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.more-panel {
 padding: 28px 24px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 18px;
}
.more-panel p { margin: 0; max-width: 640px; }
.rhythm-line {
 display: flex;
 gap: 14px;
 position: relative;
 margin-top: 28px;
}
.rhythm-line::before {
 content: "";
 position: absolute;
 left: 0;
 right: 0;
 top: 28px;
 height: 2px;
 background: #C9D8E8;
}
.rhythm-card { position: relative; flex: 1; padding: 22px 16px 16px; min-width: 0; }
.rhythm-card .dot {
 width: 14px;
 height: 14px;
 border-radius: 50%;
 background: var(--blue);
 border: 3px solid #fff;
 box-shadow: 0 0 0 1px var(--blue);
 margin-bottom: 14px;
 position: relative;
 z-index: 1;
}
.rhythm-card strong { display: block; color: var(--blue-deep); font-variant-numeric: tabular-nums; }
.rhythm-card span { display: block; color: var(--muted); font-size: 14px; margin-top: 6px; }
.article-row {
 display: grid;
 grid-template-columns: 120px 1fr auto;
 gap: 16px;
 align-items: center;
 padding: 16px 18px;
 margin-bottom: 12px;
}
.article-row:hover { box-shadow: var(--shadow-hover); }
.article-date {
 font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
 font-variant-numeric: tabular-nums;
 color: var(--blue-deep);
 font-size: 14px;
}
.article-row h3 { font-size: 17px; }
.article-row h3 a { color: var(--ink); }
.point-list { display: flex; flex-direction: column; gap: 14px; }
.point-item { display: flex; gap: 18px; padding: 22px 22px; align-items: flex-start; }
.point-no {
 font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
 font-size: 28px;
 line-height: 1;
 color: var(--copper-deep);
 font-weight: 700;
 min-width: 48px;
}
.point-item p { margin: 6px 0 0; color: var(--muted); }
.faq-item { padding: 0 20px; margin-bottom: 12px; }
.faq-item summary {
 cursor: pointer;
 min-height: 56px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
 font-weight: 700;
 color: var(--blue-deep);
 list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--blue); font-size: 22px; font-weight: 500; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { color: var(--muted); margin: 0 0 16px; }
.site-footer {
 background: #fff;
 border-top: 1px solid var(--line);
 padding: 48px 0 28px;
 color: var(--muted);
}
.foot-title { color: var(--blue-deep); font-weight: 700; margin-bottom: 10px; }
.foot-links { list-style: none; margin: 0; padding: 0; }
.foot-links a { display: inline-flex; min-height: 36px; align-items: center; }
.foot-brand p, .site-footer p { margin-bottom: 8px; }
.fine { margin-top: 18px; font-size: 14px; }
@media (max-width: 1024px) {
 .cat-wave { margin-top: 22px; }
 .article-row { grid-template-columns: 96px 1fr; }
 .article-row .chip-time { grid-column: 2; justify-self: start; }
}
@media (max-width: 768px) {
 :root { --space: 48px; }
 h1 { font-size: 30px; }
 h2 { font-size: 24px; }
 .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
 .header-inner { flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
 .site-nav {
 display: none;
 width: 100%;
 flex-direction: column;
 align-items: stretch;
 padding: 0 0 12px;
 }
 .site-nav.is-open { display: flex; }
 .nav-link, .site-nav .btn { width: 100%; }
 .entry-row { flex-wrap: wrap; }
 .cover-block { width: 100%; height: 84px; }
 .entry-side { flex-direction: row; width: 100%; justify-content: space-between; align-items: center; }
 .more-panel { flex-direction: column; align-items: flex-start; }
 .rhythm-line { flex-direction: column; }
 .rhythm-line::before { left: 22px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; }
 .article-row { grid-template-columns: 1fr; }
 .point-item { flex-direction: column; gap: 8px; }
}
@media (max-width: 520px) {
 .brand-name { font-size: 16px; }
 .lead, body { font-size: 16px; }
 .pill { padding: 0 14px; }
 .entry-row, .more-panel, .point-item { padding: 14px; }
}

/* roulang page: category2 */
:root {
 --blue: #2F6FA8;
 --blue-deep: #1F4E78;
 --blue-press: #255E90;
 --paper: #F4F7FB;
 --band: #E8EEF6;
 --card: #ffffff;
 --ink: #1C2B3A;
 --muted: #5C6E82;
 --line: #E3EAF2;
 --copper: #C4A574;
 --copper-deep: #8C6A3D;
 --copper-soft: #F8F1E6;
 --wave: #7BA3C9;
 --radius: 16px;
 --shadow: 0 10px 30px rgba(31, 78, 120, .08);
 --shadow-hover: 0 16px 36px rgba(31, 78, 120, .12);
 --space: 88px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: var(--paper);
 color: var(--ink);
 font-family: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
 font-size: 16px;
 line-height: 1.75;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
 outline: 2px solid var(--blue);
 outline-offset: 3px;
}
button, input, select, textarea { font: inherit; color: inherit; }
p { margin: 0 0 12px; }
h1, h2, h3 { color: var(--blue-deep); line-height: 1.3; font-weight: 700; margin: 0 0 12px; }
h1 { font-size: 44px; letter-spacing: .01em; }
h2 { font-size: 30px; }
h3 { font-size: 20px; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 background: #fff;
 border-bottom: 1px solid var(--line);
 box-shadow: 0 8px 24px rgba(31, 78, 120, .04);
}
.header-inner {
 min-height: 76px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
 position: relative;
}
.brand {
 display: inline-flex;
 align-items: center;
 gap: 10px;
 color: var(--blue-deep);
 text-decoration: none;
 min-height: 44px;
}
.brand:hover { text-decoration: none; color: var(--blue); }
.brand-mark { display: inline-flex; align-items: center; }
.brand-name { font-size: 20px; font-weight: 700; letter-spacing: .02em; white-space: nowrap; }
.site-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
 display: inline-flex;
 align-items: center;
 min-height: 44px;
 padding: 0 14px;
 color: var(--blue-deep);
 border-radius: 999px;
 text-decoration: none;
}
.nav-link:hover { background: var(--band); text-decoration: none; }
.nav-link.is-active { color: var(--blue); font-weight: 700; background: #F3F7FB; }
.nav-toggle {
 display: none;
 min-height: 44px;
 min-width: 44px;
 padding: 0 14px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--blue-deep);
 cursor: pointer;
}
.nav-toggle:hover { border-color: var(--blue); }
.nav-toggle:active { background: var(--band); }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 44px;
 padding: 0 22px;
 border-radius: 999px;
 border: 1px solid transparent;
 cursor: pointer;
 text-decoration: none;
 background: transparent;
 transition: background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: none; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 8px 18px rgba(47, 111, 168, .18); }
.btn-primary:hover { background: var(--blue-press); color: #fff; }
.btn-primary:active { background: var(--blue-deep); }
.btn-ghost { background: #fff; color: var(--blue-deep); border-color: #C9D8E8; }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue-deep); }
.btn-ghost:active { background: var(--band); }
.pill-bar { background: #fff; border-bottom: 1px solid var(--line); }
.pill-track {
 display: flex;
 gap: 10px;
 overflow-x: auto;
 padding: 14px 0 16px;
 -webkit-overflow-scrolling: touch;
}
.pill {
 flex: none;
 min-height: 44px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--blue-deep);
 display: inline-flex;
 align-items: center;
 text-decoration: none;
 transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.pill:hover { text-decoration: none; border-color: var(--blue); }
.pill:active { background: var(--band); }
.pill.is-active, .pill.is-active:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
.block { padding: var(--space) 0; }
.block-paper { background: var(--paper); }
.block-band { background: var(--band); }
.block-white { background: #fff; }
.eyebrow {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 margin-bottom: 14px;
 color: var(--copper-deep);
 font-size: 14px;
 letter-spacing: .04em;
}
.badge, .chip-time {
 display: inline-flex;
 align-items: center;
 min-height: 28px;
 padding: 0 10px;
 border-radius: 999px;
 background: var(--copper-soft);
 color: var(--copper-deep);
 border: 1px solid #E6D3B4;
 font-size: 13px;
 font-variant-numeric: tabular-nums;
}
.chip-time { font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; }
.mast-card, .entry, .side-card, .compare-card, .mile-card, .assure-item, .form-card, .more-card {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
}
.mast { padding-top: 48px; padding-bottom: 36px; }
.mast-card { padding: 28px 28px 22px; max-width: 860px; }
.mast-top {
 display: flex;
 justify-content: space-between;
 gap: 24px;
 align-items: flex-end;
}
.mast-lead { font-size: 17px; margin: 8px 0 0; max-width: 640px; }
.mast-meta {
 display: flex;
 flex-wrap: wrap;
 gap: 8px 18px;
 margin-top: 18px;
 padding-top: 14px;
 border-top: 1px solid var(--line);
 color: var(--muted);
 font-variant-numeric: tabular-nums;
}
.mast-meta strong { color: var(--blue-deep); font-weight: 700; }
.wave-slim { flex: none; align-self: center; }
.sec-kicker { color: var(--muted); font-size: 14px; margin-bottom: 6px; }
.entry {
 display: flex;
 gap: 14px;
 padding: 12px;
 margin-bottom: 12px;
 align-items: center;
 transition: box-shadow .2s ease, transform .2s ease;
}
.entry:hover { box-shadow: var(--shadow-hover); transform: translateY(-1px); }
.entry:last-child { margin-bottom: 0; }
.cover {
 flex: none;
 width: 112px;
 height: 72px;
 border-radius: 12px;
 background: #D7E5F2;
 position: relative;
 overflow: hidden;
}
.cover svg { position: absolute; left: 10px; right: 10px; bottom: 16px; width: calc(100% - 20px); height: 18px; }
.cover-night { background: #D5E3F1; }
.cover-binge { background: #E7F0F8; }
.cover-replay { background: #F8F1E6; }
.cover-pick { background: #E4EDF6; }
.entry-main { min-width: 0; flex: 1; }
.entry-main h3 { font-size: 18px; margin-bottom: 4px; }
.entry-main p { margin: 0; color: var(--muted); font-size: 14px; }
.entry-side { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.side-card { padding: 18px 16px 16px; margin-bottom: 16px; }
.side-card:last-child { margin-bottom: 0; }
.side-cover { height: 96px; width: 100%; border-radius: 12px; margin-bottom: 14px; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.scene-row { display: flex; flex-wrap: wrap; gap: 10px; }
.scene-tag {
 min-height: 44px;
 padding: 0 16px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: #fff;
 color: var(--blue-deep);
 display: inline-flex;
 align-items: center;
 text-decoration: none;
 box-shadow: var(--shadow);
}
.scene-tag:hover { text-decoration: none; border-color: var(--blue); background: #F7FBFE; }
.scene-tag:active { background: var(--band); }
.compare-card { padding: 24px 22px; height: 100%; }
.compare-card.is-after { border-color: #C9DCEC; }
.compare-card ul { list-style: none; margin: 16px 0 0; padding: 0; }
.compare-card li {
 position: relative;
 padding: 10px 0 10px 18px;
 border-top: 1px solid var(--line);
}
.compare-card li::before {
 content: "";
 width: 7px;
 height: 7px;
 border-radius: 50%;
 background: var(--wave);
 position: absolute;
 left: 0;
 top: 18px;
}
.compare-card.is-after li::before { background: var(--copper); }
.mini-line {
 list-style: none;
 margin: 28px 0 0;
 padding: 22px 0 0;
 display: grid;
 grid-template-columns: repeat(4, 1fr);
 gap: 16px;
 position: relative;
}
.mini-line::before {
 content: "";
 position: absolute;
 left: 0;
 right: 0;
 top: 6px;
 height: 2px;
 background: #D5E2EF;
}
.mile-card { position: relative; padding: 22px 16px 16px; }
.mile-card .dot {
 position: absolute;
 top: -22px;
 left: 18px;
 width: 14px;
 height: 14px;
 border-radius: 50%;
 background: var(--blue);
 border: 3px solid #fff;
 box-shadow: 0 0 0 1px var(--blue);
}
.mile-card .batch { display: block; color: var(--copper-deep); font-size: 13px; }
.mile-card strong { display: block; font-size: 22px; color: var(--blue-deep); font-variant-numeric: tabular-nums; }
.more-card { padding: 22px; display: flex; justify-content: space-between; gap: 18px; align-items: center; margin-bottom: 16px; }
.more-list { margin-top: 8px; }
.assure-item { padding: 20px 18px; height: 100%; display: flex; gap: 12px; }
.assure-ico {
 flex: none;
 width: 44px;
 height: 44px;
 border-radius: 12px;
 background: var(--band);
 color: var(--blue-deep);
 display: inline-flex;
 align-items: center;
 justify-content: center;
}
.assure-item h3 { font-size: 18px; margin-bottom: 4px; }
.assure-item p { margin: 0; color: var(--muted); }
.form-card { padding: 28px 24px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field-wide { grid-column: 1 / -1; }
.field span { font-size: 14px; color: var(--blue-deep); font-weight: 700; }
.field input, .field select, .field textarea {
 width: 100%;
 min-height: 44px;
 border: 1px solid var(--line);
 border-radius: 12px;
 background: #fff;
 padding: 10px 14px;
 box-shadow: none;
 margin: 0;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #C5D6E8; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); }
.form-actions { display: flex; align-items: center; gap: 14px; margin-top: 16px; flex-wrap: wrap; }
.form-note { min-height: 24px; color: var(--blue-deep); margin: 0; }
.site-footer {
 background: #fff;
 border-top: 1px solid var(--line);
 padding: 48px 0 28px;
 color: var(--muted);
}
.foot-title { color: var(--blue-deep); font-weight: 700; margin-bottom: 10px; }
.foot-links { list-style: none; margin: 0; padding: 0; }
.foot-links a { display: inline-flex; min-height: 36px; align-items: center; }
.foot-brand .brand { margin-bottom: 10px; }
.fine { margin: 22px 0 0; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; }
.text-link { font-weight: 700; }
@media (max-width: 1024px) {
 .mini-line { grid-template-columns: 1fr 1fr; padding-top: 8px; }
 .mini-line::before { display: none; }
 .mile-card .dot { top: 18px; left: -5px; }
 .mile-card { padding-left: 22px; }
}
@media (max-width: 768px) {
 :root { --space: 48px; }
 h1 { font-size: 30px; }
 h2 { font-size: 24px; }
 .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
 .site-nav {
 display: none;
 position: absolute;
 top: 100%;
 left: 0;
 right: 0;
 flex-direction: column;
 align-items: stretch;
 gap: 4px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 16px;
 padding: 10px;
 box-shadow: var(--shadow);
}
 .site-nav.is-open { display: flex; }
 .site-nav .btn { width: 100%; }
 .mast-top { flex-direction: column; align-items: flex-start; }
 .mast-card { padding: 22px 18px; }
 .entry { align-items: flex-start; }
 .entry-side { align-items: flex-start; }
 .more-card { flex-direction: column; align-items: flex-start; }
 .form-grid { grid-template-columns: 1fr; }
 .brand-name { font-size: 16px; }
}
@media (max-width: 520px) {
 .cover { width: 84px; height: 64px; }
 .header-inner { min-height: 64px; }
 .brand-name { font-size: 15px; letter-spacing: 0; }
 .mini-line { grid-template-columns: 1fr; }
 .entry { flex-wrap: wrap; }
 .entry-side { width: 100%; flex-direction: row; justify-content: space-between; }
}