/* roulang page: index */
:root {
  --peach: #c4536a;
  --peach-deep: #9d3a4e;
  --peach-soft: #f8e6e4;
  --peach-line: #e7b7b4;
  --sage: #7f9188;
  --sage-deep: #5f736b;
  --sage-line: #c9d5cf;
  --bg: #f6efe6;
  --paper: #fffaf6;
  --paper-2: #fffdfb;
  --ink: #2c241f;
  --muted: #6e6258;
  --line: #e6d9cc;
  --radius: 10px;
  --radius-btn: 14px;
  --shadow: 0 10px 28px rgba(74, 42, 36, 0.06);
  --space: 28px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}
img { max-width: 100%; display: block; border: 0; }
a { color: var(--peach-deep); text-decoration: none; }
a:hover { color: var(--ink); }
button, input, select { font-family: inherit; }
h1, h2, h3, h4, p { margin-top: 0; }
h1 { font-size: 42px; line-height: 1.22; font-weight: 700; letter-spacing: 0; color: var(--ink); }
h2 { font-size: 30px; line-height: 1.32; font-weight: 700; color: var(--ink); }
h3 { font-size: 18px; line-height: 1.45; font-weight: 700; color: var(--ink); }
p { margin-bottom: 0; }
.site-header { padding: 18px 0 6px; }
.nav-panel {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 12px 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  min-width: 210px;
}
.brand:hover { color: var(--ink); }
.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--peach);
  color: #fffaf6;
  display: grid;
  place-items: center;
  font-weight: 700;
  flex: 0 0 auto;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text span:first-child { font-size: 14px; font-weight: 700; }
.brand-text span:last-child { font-size: 13px; color: var(--peach-deep); font-weight: 700; }
.nav-scroll {
  display: flex;
  gap: 8px;
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 2px;
}
.nav-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
  white-space: nowrap;
  font-size: 14px;
}
.nav-chip svg { width: 16px; height: 16px; stroke: var(--sage-deep); fill: none; stroke-width: 1.8; }
.nav-chip:hover { border-color: var(--peach-line); color: var(--ink); transform: translateY(-1px); }
.nav-chip.is-current { background: var(--peach-soft); border-color: var(--peach-line); color: var(--ink); }
.nav-chip:focus-visible, .btn:focus-visible, a:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--peach);
  outline-offset: 2px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s ease, transform .15s ease, border-color .2s ease, color .2s ease;
  font-size: 15px;
  line-height: 1.2;
}
.btn-primary { background: var(--peach); color: #fffaf6; margin-left: auto; }
.btn-primary:hover { background: var(--peach-deep); color: #fffaf6; }
.btn-primary:active, .btn-line:active { transform: translateY(1px); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--peach-line); }
.btn-line:hover { background: var(--peach-soft); color: var(--ink); }
.band { padding: 72px 0; }
.band-alt { background: rgba(255, 250, 246, 0.72); }
.band-paper { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 760px; margin-bottom: 26px; }
.section-head p, .hero-copy .lead { color: var(--muted); margin-top: 12px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--peach-soft);
  color: var(--peach-deep);
  font-size: 13px;
  margin-bottom: 12px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.feature-card, .card, .metric-card, .slot-card, .channel-card, .compare-col, .mile-item, .scene-card, .news-item, .assure-card, .step-card, .qa-item, .note-card, .form-panel, .faq-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.feature-card { padding: 18px; }
.feature-top { display: flex; justify-content: space-between; gap: 10px; align-items: flex-start; }
.feature-card img, .news-cover { border-radius: 8px; width: 100%; height: auto; background: #f3d7d0; }
.time-rule { display: flex; align-items: center; gap: 8px; color: var(--sage-deep); font-size: 13px; margin: 12px 0; }
.time-rule i { width: 42px; height: 2px; background: var(--sage); display: block; }
.metric-grid, .slot-grid, .assure-grid, .step-grid, .note-grid { display: grid; gap: 14px; margin-top: 22px; }
.metric-grid { grid-template-columns: repeat(4, 1fr); }
.metric-card { padding: 16px; }
.metric-num { display: block; color: var(--peach); font-size: 26px; font-weight: 700; line-height: 1.2; }
.metric-label { color: var(--muted); font-size: 14px; }
.slot-grid { grid-template-columns: repeat(3, 1fr); }
.slot-card { padding: 16px 16px 18px; }
.slot-card:hover, .card:hover, .channel-card:hover, .scene-card:hover, .news-item:hover, .note-card:hover, .assure-card:hover {
  transform: translateY(-3px);
  border-color: var(--peach-line);
}
.slot-time { color: var(--sage-deep); font-size: 13px; letter-spacing: .04em; }
.badge, .badge-sage {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--peach-line);
  color: var(--peach-deep);
  background: var(--peach-soft);
}
.badge-sage { border-color: var(--sage-line); color: var(--sage-deep); background: #eef3f0; }
.matrix { display: grid; grid-template-columns: 1.45fr .9fr .9fr; grid-auto-rows: minmax(120px, auto); gap: 14px; }
.card { padding: 16px; color: var(--ink); display: flex; flex-direction: column; gap: 8px; min-height: 100%; }
.card:hover { color: var(--ink); }
.card-wide { grid-row: span 2; background: #fff7f4; }
.card p, .slot-card p, .channel-card p, .scene-card p, .assure-card p, .step-card p, .note-card p, .qa-item p { color: var(--muted); font-size: 14px; }
.mini-row { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.channel-grid, .compare-grid, .scene-grid { display: grid; gap: 14px; }
.channel-grid { grid-template-columns: 1fr 1fr; }
.channel-card { padding: 20px; color: var(--ink); display: block; }
.channel-card:hover { color: var(--ink); }
.channel-card .ico {
  width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line);
  display: grid; place-items: center; margin-bottom: 12px; background: var(--paper-2);
}
.channel-card svg { width: 20px; height: 20px; stroke: var(--sage-deep); fill: none; stroke-width: 1.8; }
.compare-grid { grid-template-columns: 1fr 1fr; }
.compare-col { padding: 18px; }
.compare-col.is-peach { border-color: var(--peach-line); background: #fff7f5; }
.compare-list { list-style: none; margin: 14px 0 0; padding: 0; }
.compare-list li { padding: 10px 0; border-top: 1px solid var(--line); color: var(--muted); }
.compare-list strong { color: var(--ink); display: block; }
.mile-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.mile-item { display: grid; grid-template-columns: 18px 1fr; gap: 12px; padding: 14px 16px; position: relative; }
.mile-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--peach); margin-top: 8px; box-shadow: 0 0 0 4px var(--peach-soft); }
.scene-grid { grid-template-columns: 1.3fr .8fr .8fr; }
.scene-card { padding: 16px; color: var(--ink); display: block; }
.scene-card:hover { color: var(--ink); }
.scene-card.tall { min-height: 100%; }
.news-list { display: grid; gap: 12px; }
.news-item { display: grid; grid-template-columns: 148px 1fr; gap: 14px; padding: 12px; color: var(--ink); align-items: center; }
.news-item:hover { color: var(--ink); }
.news-cover { width: 148px; height: 96px; object-fit: cover; }
.assure-grid { grid-template-columns: repeat(4, 1fr); }
.assure-card, .step-card, .note-card { padding: 16px; }
.step-grid { grid-template-columns: repeat(4, 1fr); }
.step-no { color: var(--peach); font-weight: 700; font-size: 13px; }
.qa-list { display: grid; gap: 12px; }
.qa-item { padding: 16px 18px; }
.qa-item h3 { margin-bottom: 6px; }
.faq-list { display: grid; gap: 10px; }
.faq-item { padding: 0; overflow: hidden; }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 16px;
  font-weight: 700;
  min-height: 48px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "＋"; float: right; color: var(--peach); font-weight: 700; }
.faq-item[open] summary { background: var(--peach-soft); }
.faq-item[open] summary::after { content: "－"; }
.faq-item p { padding: 0 16px 14px; color: var(--muted); }
.note-grid { grid-template-columns: repeat(4, 1fr); }
.form-panel { padding: 22px; max-width: 860px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field span { font-size: 14px; }
.form-panel input, .form-panel select {
  width: 100%;
  min-height: 48px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 0 12px;
}
.form-panel input.is-error, .form-panel select.is-error { border-color: var(--peach); box-shadow: 0 0 0 3px rgba(196, 83, 106, .15); }
.form-tip { color: var(--peach-deep); font-size: 13px; min-height: 1.4em; }
.form-success { display: none; margin-top: 14px; padding: 12px 14px; border-radius: 10px; background: var(--peach-soft); color: var(--ink); border: 1px solid var(--peach-line); }
.form-success.show { display: block; }
.site-footer { padding: 28px 0 40px; }
.footer-panel {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
}
.footer-links { display: flex; gap: 14px; flex-wrap: wrap; }
.footer-links a { color: var(--ink); min-height: 44px; display: inline-flex; align-items: center; }
.footer-links a:hover { color: var(--peach-deep); }
.fine { color: var(--muted); font-size: 13px; }
@media (max-width: 1024px) {
  h1 { font-size: 34px; }
  h2 { font-size: 26px; }
  .metric-grid, .assure-grid, .note-grid, .step-grid { grid-template-columns: repeat(2, 1fr); }
  .matrix { grid-template-columns: 1fr 1fr; }
  .card-wide { grid-row: auto; grid-column: 1 / -1; }
  .mini-row { grid-template-columns: 1fr 1fr; }
  .scene-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .band { padding: 48px 0; }
  .slot-grid, .channel-grid, .compare-grid, .scene-grid, .form-grid { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 112px 1fr; }
  .news-cover { width: 112px; height: 84px; }
  .btn-primary { margin-left: 0; }
}
@media (max-width: 520px) {
  h1 { font-size: 28px; }
  h2 { font-size: 22px; }
  .band { padding: 36px 0; }
  .metric-grid, .mini-row, .assure-grid, .step-grid, .note-grid { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; }
  .news-cover { width: 100%; height: 140px; }
  .brand { min-width: 0; }
  .nav-panel { padding: 10px; }
}

/* roulang page: category2 */
:root {
  --peach: #c4536a;
  --peach-deep: #9d3a4e;
  --peach-soft: #f8e6e4;
  --peach-line: #e7b7b4;
  --sage: #7f9188;
  --sage-deep: #5f736b;
  --sage-line: #c9d5cf;
  --bg: #f6efe6;
  --paper: #fffaf6;
  --paper-2: #fffdfb;
  --ink: #2c241f;
  --muted: #6e6258;
  --line: #e6d9cc;
  --radius: 10px;
  --radius-btn: 14px;
  --shadow: 0 10px 28px rgba(74, 42, 36, 0.06);
  --space: 28px;
}
/* roulang page: category2 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}
img { max-width: 100%; display: block; border: 0; }
a { color: var(--peach-deep); text-decoration: none; }
a:hover { color: var(--ink); }
button, input, select { font-family: inherit; }
p { margin: 0 0 0.8em; }
h1, h2, h3 { margin: 0; line-height: 1.3; font-weight: 700; color: var(--ink); }
h1 { font-size: 40px; letter-spacing: 0; }
h2 { font-size: 28px; }
h3 { font-size: 18px; }
.site-header { padding: 18px 0 6px; }
.nav-panel {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 12px 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  min-width: 210px;
}
.brand:hover { color: var(--ink); }
.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--peach);
  color: #fffaf6;
  display: grid;
  place-items: center;
  font-weight: 700;
  flex: 0 0 auto;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text span:first-child { font-size: 14px; font-weight: 700; }
.brand-text span:last-child { font-size: 13px; color: var(--peach-deep); font-weight: 700; }
.nav-scroll {
  display: flex;
  gap: 8px;
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 2px;
}
.nav-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
  white-space: nowrap;
  font-size: 14px;
}
.nav-chip svg { width: 16px; height: 16px; stroke: var(--sage-deep); fill: none; stroke-width: 1.8; }
.nav-chip:hover { border-color: var(--peach-line); color: var(--ink); transform: translateY(-1px); }
.nav-chip.is-current { background: var(--peach-soft); border-color: var(--peach-line); color: var(--ink); }
.nav-chip:focus-visible, .btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--peach);
  outline-offset: 2px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s ease, transform .15s ease, border-color .2s ease, color .2s ease;
  font-size: 15px;
  line-height: 1.2;
}
.btn-primary { background: var(--peach); color: #fffaf6; margin-left: auto; }
.btn-primary:hover { background: var(--peach-deep); color: #fffaf6; }
.btn-primary:active, .btn-line:active { transform: translateY(1px); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--peach-line); }
.btn-line:hover { background: var(--peach-soft); color: var(--ink); }
.band { padding: 56px 0; }
.band-alt {
  background: rgba(255, 250, 246, 0.72);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-head { max-width: 760px; margin-bottom: 22px; }
.section-head p, .lead { color: var(--muted); margin-top: 12px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--peach-soft);
  color: var(--peach-deep);
  font-size: 13px;
  margin-bottom: 12px;
}
.badge, .badge-sage {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--peach-line);
  color: var(--peach-deep);
  background: var(--peach-soft);
  white-space: nowrap;
}
.badge-sage { border-color: var(--sage-line); color: var(--sage-deep); background: #eef3f0; }
.night-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.8fr);
  gap: 22px;
  align-items: stretch;
}
.crumb { color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.crumb a { color: var(--sage-deep); }
.hero-copy .lead { font-size: 16px; max-width: 640px; }
.ink-card {
  background: var(--ink);
  color: #fffaf6;
  border-radius: 16px;
  padding: 20px 18px 18px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 100%;
}
.ink-card h2 { color: #fffaf6; font-size: 20px; }
.ink-card p { color: #eadfd6; font-size: 14px; margin: 0; }
.ink-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.ink-list li {
  display: grid;
  grid-template-columns: 14px 1fr auto;
  gap: 8px;
  align-items: center;
  padding-top: 8px;
  border-top: 1px solid rgba(201, 213, 207, 0.35);
  font-size: 14px;
}
.tick {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1.5px solid var(--sage-line);
  justify-self: center;
}
.ink-card .btn { align-self: flex-start; margin-top: 4px; background: var(--peach); color: #fffaf6; }
.ink-card .btn:hover { background: var(--peach-deep); color: #fffaf6; }
.film {
  height: 72px;
  display: grid;
  grid-template-columns: 8px 1fr 8px;
  gap: 8px;
  align-items: stretch;
  padding: 8px;
  background: #f8e6e4;
  border: 1px solid var(--peach-line);
  border-radius: 8px;
}
.film i { display: block; background: var(--peach); opacity: 0.28; border-radius: 2px; }
.film b {
  display: block;
  border-radius: 6px;
  background:
    linear-gradient(180deg, transparent 0 6px, rgba(196, 83, 106, 0.18) 6px 10px, transparent 10px 16px) top/100% 16px repeat-y,
    #fff7f4;
  border: 1px solid var(--peach-line);
}
.night-wall {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 14px;
  align-items: start;
}
.night-group {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.night-group.is-tall { grid-row: span 2; }
.group-kicker {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin: 10px 0 12px;
}
.group-kicker strong { font-size: 14px; color: var(--sage-deep); font-weight: 600; }
.mini-stack, .mini-split { display: grid; gap: 10px; }
.mini-split { grid-template-columns: 1fr 1fr; }
.slot-mini {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  transition: transform .2s ease, border-color .2s ease;
}
.slot-mini:hover { transform: translateY(-3px); border-color: var(--peach-line); }
.slot-top { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.slot-mini p { color: var(--muted); font-size: 13px; margin: 8px 0 0; }
.rule-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
}
.rule-line p { margin: 0; flex: 1 1 280px; color: var(--ink); }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; }
.len-list { display: grid; gap: 14px; }
.len-row {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 16px 16px;
}
.len-meta { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; margin-bottom: 8px; }
.len-meta span { color: var(--muted); font-size: 13px; }
.bar-track {
  height: 12px;
  background: #f3e7dc;
  border-radius: 999px;
  border: 1px solid var(--line);
  overflow: hidden;
}
.bar-fill { height: 100%; background: var(--peach); border-radius: inherit; }
.bar-fill.is-sage { background: var(--sage); }
.bar-fill.is-deep { background: var(--peach-deep); }
.article-col { display: grid; gap: 12px; }
.article-row {
  display: grid;
  grid-template-columns: 148px 1fr;
  gap: 14px;
  align-items: center;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 12px;
  color: var(--ink);
  transition: transform .2s ease, border-color .2s ease;
}
.article-row:hover { transform: translateY(-3px); border-color: var(--peach-line); color: var(--ink); }
.article-row h3 { font-size: 18px; margin-bottom: 4px; }
.article-row p { color: var(--muted); font-size: 14px; margin: 0; }
.article-side { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.env-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.env-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}
.env-card p { color: var(--muted); margin: 8px 0 0; font-size: 14px; }
.more-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  background: var(--paper);
  border: 1px solid var(--peach-line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 18px 20px;
}
.more-bar p { margin: 0; color: var(--muted); }
.remind-wrap { max-width: 680px; }
.form-panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 14px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 14px; color: var(--ink); }
.field input, .field select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper-2);
  color: var(--ink);
  padding: 8px 12px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field input:hover, .field select:hover { border-color: var(--peach-line); }
.field input.is-error, .field select.is-error { border-color: var(--peach); box-shadow: 0 0 0 3px rgba(196, 83, 106, 0.15); }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 14px; }
.form-msg {
  display: none;
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--peach-soft);
  border: 1px solid var(--peach-line);
  color: var(--peach-deep);
}
.form-msg.is-show { display: block; }
.site-footer { padding: 12px 0 32px; }
.footer-panel {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 18px;
}
.footer-panel strong { display: block; margin-bottom: 6px; }
.fine { color: var(--muted); font-size: 13px; margin: 0 0 4px; }
.footer-links { display: flex; gap: 14px; align-items: center; }
.footer-links a { color: var(--ink); min-height: 44px; display: inline-flex; align-items: center; }
.footer-links a:hover { color: var(--peach-deep); }
@media (max-width: 1024px) {
  h1 { font-size: 34px; }
  .night-hero { grid-template-columns: 1fr 1fr; }
  .night-wall { grid-template-columns: 1fr 1fr; }
  .night-group.is-tall { grid-row: auto; }
  .mini-split { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .band { padding: 40px 0; }
  h1 { font-size: 30px; }
  h2 { font-size: 24px; }
  .btn-primary { margin-left: 0; }
  .night-hero, .night-wall, .env-grid, .form-grid, .article-row { grid-template-columns: 1fr; }
  .article-row .film { height: 88px; }
}
@media (max-width: 520px) {
  .nav-panel { padding: 10px; }
  .brand { min-width: 0; }
  .nav-panel > .btn { width: 100%; }
  .more-bar { align-items: stretch; }
  .more-bar .btn { width: 100%; }
  .footer-links { width: 100%; justify-content: space-between; }
}

/* roulang page: category1 */
:root {
  --peach: #c4536a;
  --peach-deep: #9d3a4e;
  --peach-soft: #f8e6e4;
  --peach-line: #e7b7b4;
  --sage: #7f9188;
  --sage-deep: #5f736b;
  --sage-line: #c9d5cf;
  --bg: #f6efe6;
  --paper: #fffaf6;
  --paper-2: #fffdfb;
  --ink: #2c241f;
  --muted: #6e6258;
  --line: #e6d9cc;
  --radius: 10px;
  --radius-btn: 14px;
  --shadow: 0 10px 28px rgba(74, 42, 36, 0.06);
  --space: 28px;
}
/* roulang page: category1 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}
img { max-width: 100%; display: block; border: 0; }
a, a:link, a:visited { color: var(--peach-deep); text-decoration: none; }
a:hover { color: var(--ink); }
button, input, select { font-family: inherit; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 700; color: var(--ink); letter-spacing: 0; }
h1 { font-size: 40px; line-height: 1.25; }
h2 { font-size: 28px; line-height: 1.35; }
h3 { font-size: 18px; line-height: 1.45; }
.site-header { padding: 18px 0 6px; }
.nav-panel {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 12px 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  min-width: 210px;
}
.brand:hover { color: var(--ink); }
.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--peach);
  color: #fffaf6;
  display: grid;
  place-items: center;
  font-weight: 700;
  flex: 0 0 auto;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text span:first-child { font-size: 14px; font-weight: 700; }
.brand-text span:last-child { font-size: 13px; color: var(--peach-deep); font-weight: 700; }
.nav-scroll {
  display: flex;
  gap: 8px;
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 2px;
}
.nav-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
  white-space: nowrap;
  font-size: 14px;
  transition: border-color .2s ease, transform .15s ease, background .2s ease;
}
.nav-chip svg { width: 16px; height: 16px; stroke: var(--sage-deep); fill: none; stroke-width: 1.8; }
.nav-chip:hover { border-color: var(--peach-line); color: var(--ink); transform: translateY(-1px); }
.nav-chip.is-current { background: var(--peach-soft); border-color: var(--peach-line); color: var(--ink); }
.nav-chip:active { transform: translateY(1px); }
.nav-chip:focus-visible, .btn:focus-visible, a:focus-visible, button:focus-visible {
  outline: 2px solid var(--peach);
  outline-offset: 2px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s ease, transform .15s ease, border-color .2s ease, color .2s ease;
  font-size: 15px;
  line-height: 1.2;
  text-decoration: none;
}
.btn-primary { background: var(--peach); color: #fffaf6; margin-left: auto; }
.btn-primary:hover { background: var(--peach-deep); color: #fffaf6; }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:visited { color: #fffaf6; }
.band { padding: 56px 0; }
.band-soft { background: rgba(255, 250, 246, 0.72); }
.band-plain { background: transparent; }
.intro-panel, .bill-row, .grade-card, .note-card, .remind-strip, .tag, .rhythm-row {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.intro-panel { padding: 28px 26px 22px; }
.lead { color: var(--muted); margin-top: 12px; max-width: 760px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.chip {
  min-height: 40px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
  cursor: pointer;
  font-size: 14px;
  transition: background .2s ease, border-color .2s ease, transform .15s ease;
}
.chip:hover { border-color: var(--peach-line); }
.chip.is-on { background: var(--peach-soft); border-color: var(--peach-line); color: var(--ink); }
.chip:active { transform: translateY(1px); }
.section-copy { color: var(--muted); margin: 10px 0 18px; max-width: 680px; }
.bill-list { display: grid; gap: 14px; }
.bill-row {
  display: grid;
  grid-template-columns: 168px 1fr;
  gap: 16px;
  padding: 14px;
  align-items: center;
  transition: transform .2s ease, border-color .2s ease;
}
.bill-row:hover { transform: translateY(-3px); border-color: var(--peach-line); }
.bill-visual {
  background: #f3d7d0;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--peach-line);
}
.bill-visual img { width: 100%; height: 112px; object-fit: cover; }
.bill-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.badge, .badge-sage {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--peach-line);
  color: var(--peach-deep);
  background: var(--peach-soft);
}
.badge-sage { border-color: var(--sage-line); color: var(--sage-deep); background: #eef3f0; }
.bill-body h3 { margin-bottom: 6px; }
.bill-body h3 a { color: var(--ink); }
.bill-body h3 a:hover { color: var(--peach-deep); }
.bill-body p { color: var(--muted); font-size: 14px; }
.text-link {
  display: inline-flex;
  margin-top: 8px;
  min-height: 32px;
  align-items: center;
  color: var(--peach-deep);
  font-size: 14px;
  border-bottom: 1px solid transparent;
}
.text-link:hover { color: var(--ink); border-bottom-color: var(--peach-line); }
.more-row { display: flex; justify-content: flex-start; margin-top: 16px; }
.more-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 16px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--peach-line);
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--shadow);
}
.more-link:hover { background: var(--peach-soft); color: var(--ink); }
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 720px;
}
.timeline li {
  display: grid;
  grid-template-columns: 76px 18px 1fr;
  gap: 12px;
  padding-bottom: 8px;
}
.timeline time { color: var(--sage-deep); font-size: 14px; padding-top: 2px; }
.node { position: relative; }
.node::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: -18px;
  width: 1px;
  background: var(--sage-line);
}
.timeline li:last-child .node::before { display: none; }
.node i {
  display: block;
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--peach);
  box-shadow: 0 0 0 4px var(--peach-soft);
  position: relative;
  z-index: 1;
}
.node-copy { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; box-shadow: var(--shadow); }
.node-copy strong { display: block; font-size: 16px; }
.node-copy p { color: var(--muted); font-size: 14px; }
.grade-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grade-card { padding: 16px 16px 18px; }
.grade-card p { color: var(--muted); font-size: 14px; margin-top: 8px; }
.meter {
  margin-top: 12px;
  height: 8px;
  border-radius: 999px;
  background: #f3e7df;
  border: 1px solid var(--line);
  overflow: hidden;
}
.meter span { display: block; height: 100%; background: var(--peach); border-radius: 999px; }
.meter .sage-fill { background: var(--sage); }
.grade-card ul { list-style: none; margin: 12px 0 0; padding: 0; }
.grade-card li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
.grade-card li b { color: var(--ink); font-weight: 600; }
.tag-wall { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 6px 14px;
  color: var(--ink);
  box-shadow: none;
  transition: transform .15s ease, border-color .2s ease, background .2s ease;
}
.tag:hover { transform: translateY(-2px); border-color: var(--peach-line); background: #fff7f4; color: var(--ink); }
.rhythm-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; max-width: 860px; }
.rhythm-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
}
.rhythm-row span { color: var(--peach-deep); font-weight: 700; }
.rhythm-row p { color: var(--muted); font-size: 15px; }
.note-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.note-card { padding: 16px; transition: transform .2s ease, border-color .2s ease; }
.note-card:hover { transform: translateY(-3px); border-color: var(--peach-line); }
.note-card p { color: var(--muted); font-size: 14px; margin-top: 8px; }
.note-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--peach-soft);
  color: var(--peach-deep);
  font-size: 13px;
  border: 1px solid var(--peach-line);
  margin-bottom: 8px;
}
.remind-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px;
  background: var(--peach-soft);
  border-color: var(--peach-line);
}
.remind-strip p { color: var(--muted); margin-top: 6px; }
.remind-strip .btn-primary { margin-left: 0; flex: 0 0 auto; }
.site-footer { padding: 8px 0 32px; }
.footer-panel {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 18px;
}
.footer-panel strong { font-size: 16px; }
.fine { color: var(--muted); font-size: 13px; margin: 4px 0; }
.footer-links { display: flex; gap: 16px; align-items: center; }
.footer-links a { color: var(--ink); min-height: 44px; display: inline-flex; align-items: center; }
.footer-links a:hover { color: var(--peach-deep); }
[hidden] { display: none !important; }
@media (max-width: 1024px) {
  h1 { font-size: 34px; }
  h2 { font-size: 24px; }
  .note-grid { grid-template-columns: 1fr 1fr; }
  .note-grid .note-card:last-child { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  .band { padding: 40px 0; }
  .bill-row, .rhythm-row, .timeline li { grid-template-columns: 1fr; }
  .timeline time { padding-top: 0; }
  .node { display: none; }
  .grade-grid, .note-grid { grid-template-columns: 1fr; }
  .note-grid .note-card:last-child { grid-column: auto; }
  .remind-strip { flex-direction: column; align-items: flex-start; }
  .bill-visual img { height: 150px; }
  .intro-panel { padding: 20px 16px; }
}
@media (max-width: 520px) {
  h1 { font-size: 28px; }
  h2 { font-size: 22px; }
  .nav-panel { align-items: stretch; }
  .brand { min-width: 0; }
  .btn-primary { margin-left: 0; width: 100%; }
  .footer-links { width: 100%; justify-content: space-between; }
}