/* roulang page: index */
:root {
  --rose: #6E3540;
  --rose-deep: #5A2B34;
  --amber: #8C6A45;
  --paper: #F3EEE6;
  --paper-2: #FBF7F2;
  --ink: #241F1C;
  --text: #1C1917;
  --muted: #5E564E;
  --line: #E4D9CC;
  --blush: #F7E7E4;
  --card: #FFFDF9;
  --frame: #E7E0D6;
  --shadow: 0 10px 22px rgba(36, 31, 28, .05);
  --radius: 12px;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --nav-h: 72px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
}
body.nav-open { overflow: hidden; }
img { max-width: 100%; display: block; }
button, input { font-family: inherit; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1rem; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; line-height: 1.35; color: var(--text); margin: 0 0 .75rem; }
h1 { font-size: clamp(2rem, 4.6vw, 3.35rem); letter-spacing: .01em; }
h2 { font-size: clamp(1.45rem, 2.4vw, 2.05rem); }
h3 { font-size: 1.12rem; }
::selection { background: var(--blush); color: var(--ink); }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--rose); outline-offset: 3px; }
.skip {
  position: absolute; left: 12px; top: -40px; background: var(--ink); color: var(--paper);
  padding: .4rem .8rem; z-index: 80; border-radius: 8px;
}
.skip:focus { top: 12px; }
.container { width: min(1160px, calc(100% - 2.5rem)); margin: 0 auto; }
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--nav-h);
  background: rgba(243, 238, 230, .72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(228, 217, 204, .95);
  box-shadow: 0 8px 24px rgba(36, 31, 28, .04);
  transition: background .25s ease, box-shadow .25s ease;
}
.site-header.is-solid { background: rgba(243, 238, 230, .96); box-shadow: 0 10px 24px rgba(36, 31, 28, .08); }
.nav-inner { height: var(--nav-h); display: flex; align-items: center; gap: 1rem; width: min(1160px, calc(100% - 2.5rem)); margin: 0 auto; }
.logo { font-family: var(--serif); font-weight: 700; font-size: 1.05rem; color: var(--text); white-space: nowrap; }
.logo:hover { color: var(--rose); }
.nav-toggle {
  margin-left: auto; display: inline-flex; align-items: center; justify-content: center;
  min-width: 64px; height: 40px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); cursor: pointer;
}
.nav-toggle:hover { border-color: var(--rose); color: var(--rose); }
.nav-cluster { display: none; }
.nav-links { display: flex; align-items: center; gap: 1.1rem; }
.nav-links a { color: var(--text); padding: .2rem 0; }
.nav-links a:hover { color: var(--rose); }
.nav-links a[aria-current="page"] { color: var(--rose); box-shadow: inset 0 -2px 0 var(--rose); }
.nav-search { position: relative; display: flex; flex-direction: column; min-width: 220px; }
.field-label { display: block; font-size: .75rem; letter-spacing: .08em; color: var(--amber); margin-bottom: .2rem; }
.nav-search .search-line { display: flex; gap: .4rem; }
input[type="search"], input[type="email"] {
  width: 100%; height: 40px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); padding: 0 .9rem; font-size: .92rem;
}
input::placeholder { color: #8d847b; }
input:hover { border-color: #d3c3b2; }
.search-result {
  position: absolute; top: calc(100% + 8px); left: 0; width: 280px; z-index: 70;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: .4rem;
}
.search-result a, .search-result p { display: block; padding: .45rem .6rem; border-radius: 8px; color: var(--text); font-size: .92rem; }
.search-result a:hover { background: var(--blush); color: var(--rose); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .35rem;
  min-height: 44px; padding: .55rem 1.15rem; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
  font-size: .95rem;
}
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--rose); color: #fffaf7; }
.btn-primary:hover { background: var(--rose-deep); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--text); border-color: #cbbbaa; }
.btn-ghost:hover { border-color: var(--rose); color: var(--rose); transform: translateY(-2px); }
.side-index {
  display: none; position: fixed; left: 0; top: var(--nav-h); bottom: 0; width: 64px; z-index: 30;
  flex-direction: column; align-items: center; gap: 4px; padding: 12px 0 16px; overflow: auto;
  background: rgba(243, 238, 230, .88); border-right: 1px solid var(--line);
}
.side-index a {
  width: 36px; height: 28px; display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: var(--muted); border-radius: 8px;
}
.side-index a:hover, .side-index a:focus-visible { background: var(--blush); color: var(--rose); }
.section { padding: 4rem 0; }
.section-paper { background: var(--paper); }
.section-plain { background: var(--paper-2); }
.section-blush { background: var(--blush); }
.section-ink { background: var(--ink); color: #F3EEE6; }
.section-ink h2, .section-ink h3 { color: #F6F1EA; }
.section-ink .lead, .section-ink p { color: #E7DDD2; }
.section-head { max-width: 46rem; margin-bottom: 1.75rem; }
.eyebrow { margin: 0 0 .45rem; color: var(--amber); font-size: .78rem; letter-spacing: .14em; }
.lead { color: var(--muted); font-size: 1rem; margin-bottom: 0; }
.hero { padding-top: calc(var(--nav-h) + 2.5rem); padding-bottom: 4.5rem; background: var(--paper); }
.hero-grid, .demo-grid, .channel-grid, .voice, .compare-grid { display: grid; gap: 1.5rem; }
.brand-kicker { margin: 0 0 .4rem; color: var(--rose); font-family: var(--serif); font-weight: 700; }
.subhead { color: var(--muted); font-size: 1.02rem; margin-bottom: 1rem; }
.hero-copy p { max-width: 40rem; }
.hero-actions, .cta-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.25rem; }
.zone-list { display: flex; flex-wrap: wrap; gap: .6rem; list-style: none; padding: 0; margin: 1.25rem 0 0; }
.zone-list a {
  display: inline-flex; align-items: center; min-height: 36px; padding: .2rem .8rem;
  border: 1px solid var(--line); border-radius: 999px; background: var(--card); color: var(--text); font-size: .9rem;
}
.zone-list a:hover { border-color: var(--rose); color: var(--rose); }
.frame-stage { display: grid; gap: .8rem; }
.frame {
  background: var(--frame); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); min-height: 120px; padding: 1rem 1.1rem;
  display: flex; flex-direction: column; justify-content: flex-end; gap: .25rem;
}
.frame-main { min-height: 320px; background:
  linear-gradient(180deg, rgba(36,31,28,.05), rgba(36,31,28,.18)),
  #ddd4c8; }
.frame-kicker { color: var(--amber); font-size: .75rem; letter-spacing: .12em; }
.frame strong { font-family: var(--serif); font-size: 1.7rem; color: var(--ink); }
.frame span { color: var(--muted); }
.frame-row { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.ability-list, .topic-stack, .case-list, .progress-list, .news-list, .voice-list { display: flex; flex-direction: column; gap: .8rem; }
.ability-row, .topic-item, .case-row, .progress-item, .channel-card, .compare-col, .brick, .voice, .scene-item {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.ability-row {
  display: grid; grid-template-columns: 72px 1fr; gap: .5rem 1rem; padding: 1rem 1.1rem; align-items: start;
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}
.ability-row:hover { border-color: var(--rose); background: #fff7f5; transform: translateY(-2px); }
.num { font-family: var(--serif); color: var(--rose); font-size: 1.25rem; font-weight: 700; }
.ability-row p, .topic-item p, .case-row p, .scene-item p, .brick p, .progress-item p, .channel-card p, .compare-col li { color: var(--muted); margin: 0; }
.scene-track { display: flex; flex-direction: column; gap: .75rem; }
.scene-item { padding: 1rem 1.1rem; display: block; transition: border-color .2s ease, transform .2s ease; }
.scene-item:hover { border-color: var(--rose); transform: translateY(-2px); }
.scene-item h3 { margin-bottom: .3rem; }
.demo-copy { margin-bottom: 1rem; }
.timeline { list-style: none; margin: 0; padding: 0 0 0 1rem; border-left: 1px solid var(--line); }
.timeline li { position: relative; padding: 0 0 1.15rem 1rem; }
.timeline li::before {
  content: ""; position: absolute; left: -1.32rem; top: .45rem; width: 9px; height: 9px; border-radius: 50%;
  background: var(--rose); box-shadow: 0 0 0 4px var(--blush);
}
.timeline a { display: block; }
.timeline a:hover strong { color: var(--rose); }
.timeline strong { display: block; font-family: var(--serif); }
.timeline em { font-style: normal; color: var(--amber); font-size: .86rem; }
.topic-item { display: block; padding: 1.15rem 1.2rem; transition: border-color .2s ease, transform .2s ease; }
.topic-item:hover { border-color: var(--rose); transform: translateY(-2px); }
.case-row {
  display: grid; grid-template-columns: 64px minmax(0, 1fr) auto auto; gap: .75rem 1rem; align-items: center;
  padding: 1rem 1.1rem; transition: border-color .2s ease, transform .2s ease;
}
.case-row:hover { border-color: var(--rose); transform: translateY(-2px); }
.badge {
  display: inline-flex; align-items: center; border-radius: 999px; border: 1px solid var(--line);
  background: var(--blush); color: var(--rose); padding: .1rem .65rem; font-size: .78rem; white-space: nowrap;
}
.len { color: var(--amber); font-size: .9rem; white-space: nowrap; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: var(--shadow); }
table { width: 100%; min-width: 680px; border-collapse: collapse; }
th, td { text-align: left; padding: .95rem 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--amber); font-weight: 500; font-size: .86rem; background: #f8f1ea; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: #fff7f4; }
.table-note { margin-top: .9rem; color: var(--muted); }
.table-note a { color: var(--rose); border-bottom: 1px solid var(--rose); }
.table-note a:hover { color: var(--rose-deep); }
.brick-wall { display: flex; flex-wrap: wrap; gap: .8rem; align-items: stretch; }
.brick { padding: 1rem 1.05rem; }
.brick h3 { font-size: 1rem; margin-bottom: .35rem; }
.voice { padding: 1.2rem; gap: 1rem; }
.quote { margin: 0; font-family: var(--serif); font-size: 1.12rem; line-height: 1.75; color: var(--text); }
.scope { background: var(--blush); border-radius: 10px; padding: .9rem 1rem; }
.scope span { display: block; color: var(--amber); font-size: .78rem; letter-spacing: .08em; margin-bottom: .3rem; }
.progress-item { padding: 1rem 1.1rem; }
.progress-top { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; }
.progress-top a { font-family: var(--serif); font-weight: 700; }
.progress-top a:hover { color: var(--rose); }
.bar { height: 6px; background: var(--line); border-radius: 99px; margin: .55rem 0 .7rem; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--rose); border-radius: inherit; }
.news-item { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: .75rem 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.news-item time { color: var(--amber); }
.news-item a { font-family: var(--serif); font-weight: 700; }
.news-item a:hover { color: var(--rose); }
.more-link { align-self: flex-start; margin-top: .8rem; color: var(--rose); border-bottom: 1px solid var(--rose); padding-bottom: .1rem; }
.more-link:hover { color: var(--rose-deep); }
.channel-card { padding: 1.2rem; display: flex; flex-direction: column; justify-content: space-between; gap: 1rem; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 1rem 0; font-family: var(--serif); font-size: 1.08rem; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "＋"; color: var(--rose); font-family: var(--sans); }
.faq details[open] summary { color: var(--rose); }
.faq details[open] summary::after { content: "－"; }
.faq details p { margin: 0 0 1rem; color: var(--muted); max-width: 46rem; }
.compare-col { padding: 1.15rem 1.2rem; }
.compare-col ol { margin: 0; padding-left: 1.15rem; }
.compare-col li { margin: .7rem 0; }
.compare-col.is-after { background: #fff7f5; border-color: #e7cfc9; }
.remind { margin-top: 1.4rem; max-width: 28rem; }
.section-ink .field-label { color: #E4D9CC; }
.section-ink input[type="email"] { background: #2e2926; color: #F3EEE6; border-color: #5c5148; }
.form-note { min-height: 1.6rem; color: #E4D9CC; }
.site-footer { background: #EFE7DC; border-top: 1px solid var(--line); padding: 3rem 0 1.5rem; }
.footer-grid { display: grid; gap: 1.5rem; }
.footer-title { font-family: var(--serif); font-size: 1.05rem; margin-bottom: .55rem; }
.site-footer a { display: inline-block; margin: .15rem 0; color: var(--muted); }
.site-footer a:hover { color: var(--rose); }
.footer-brand p { color: var(--muted); max-width: 24rem; }
.copy { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
@media (min-width: 768px) {
  .hero-grid { grid-template-columns: 1.15fr .85fr; align-items: center; }
  .scene-track { flex-direction: row; align-items: stretch; }
  .scene-item { flex: 1; }
  .scene-item:nth-child(odd) { flex: 1.25; }
  .voice { grid-template-columns: 1.25fr .75fr; align-items: stretch; }
  .compare-grid { grid-template-columns: 1fr 1fr; }
  .brick:nth-child(1) { width: calc(58% - .4rem); }
  .brick:nth-child(2) { width: calc(42% - .4rem); }
  .brick:nth-child(3) { width: calc(46% - .4rem); }
  .brick:nth-child(4) { width: calc(54% - .4rem); }
  .brick:nth-child(5) { width: calc(36% - .4rem); }
  .brick:nth-child(6) { width: calc(40% - .4rem); }
  .footer-grid { grid-template-columns: 1.3fr .8fr .8fr .9fr; }
}
@media (min-width: 1024px) {
  body { padding-left: 64px; }
  .site-header { padding-left: 64px; }
  .side-index { display: flex; }
  .section { padding: 6rem 0; }
  .hero { padding-top: calc(var(--nav-h) + 3.5rem); padding-bottom: 5.5rem; }
  .nav-toggle { display: none; }
  .nav-cluster { display: flex; align-items: center; gap: 1.2rem; margin-left: auto; }
  .demo-grid { grid-template-columns: 1.4fr .9fr; align-items: start; }
  .channel-grid { grid-template-columns: 1.3fr .7fr; align-items: stretch; }
  .ability-row:nth-child(1) { margin-right: 12%; }
  .ability-row:nth-child(2) { margin-left: 7%; }
  .ability-row:nth-child(3) { margin-right: 20%; }
  .ability-row:nth-child(4) { margin-left: 12%; margin-right: 4%; }
}
@media (max-width: 1023px) {
  .nav-cluster.is-open {
    display: flex; flex-direction: column; align-items: stretch; gap: 1.1rem;
    position: fixed; inset: 0; z-index: 40; background: var(--paper);
    padding: calc(var(--nav-h) + 1.2rem) 1.4rem 2rem; overflow: auto;
  }
  .nav-links { flex-direction: column; align-items: flex-start; gap: .4rem; }
  .nav-links a { font-family: var(--serif); font-size: 1.45rem; }
  .nav-search { min-width: 0; width: 100%; }
  .search-result { position: static; width: 100%; margin-top: .5rem; }
  .nav-cluster .btn { width: 100%; }
}
@media (max-width: 767px) {
  .case-row { grid-template-columns: 48px minmax(0, 1fr); }
  .case-row .badge, .case-row .len { grid-column: 2; justify-self: start; }
  .frame-main { min-height: 220px; }
  .news-item { grid-template-columns: 1fr; gap: .2rem; }
}
@media (max-width: 520px) {
  .container, .nav-inner { width: min(1160px, calc(100% - 1.5rem)); }
  .hero-actions, .cta-actions { flex-direction: column; }
  .btn { width: 100%; }
  .frame-row { grid-template-columns: 1fr; }
  .logo { font-size: .98rem; }
  .ability-row { grid-template-columns: 48px minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
  --rose: #6E3540;
  --rose-deep: #5A2B34;
  --amber: #8C6A45;
  --paper: #F3EEE6;
  --paper-2: #FBF7F2;
  --ink: #241F1C;
  --text: #1C1917;
  --muted: #5E564E;
  --line: #E4D9CC;
  --blush: #F7E7E4;
  --card: #FFFDF9;
  --frame: #E7E0D6;
  --shadow: 0 10px 22px rgba(36, 31, 28, .05);
  --radius: 12px;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --nav-h: 72px;
}
/* roulang page: category1 */
html { scroll-behavior: smooth; }
html body.page-renqi {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
}
body.page-renqi.nav-open { overflow: hidden; }
body.page-renqi img { max-width: 100%; display: block; }
body.page-renqi button, body.page-renqi input, body.page-renqi select { font-family: inherit; }
body.page-renqi a { color: inherit; text-decoration: none; }
body.page-renqi h1, body.page-renqi h2, body.page-renqi h3 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
  margin: 0 0 .55rem;
}
body.page-renqi h1 { font-size: clamp(1.7rem, 2.4vw, 2.35rem); }
body.page-renqi h2 { font-size: clamp(1.35rem, 1.8vw, 1.75rem); }
body.page-renqi h3 { font-size: 1.12rem; }
body.page-renqi p { margin: 0 0 .8rem; }
body.page-renqi :focus-visible {
  outline: 2px solid var(--rose);
  outline-offset: 2px;
}
.container { width: min(1160px, calc(100% - 2.5rem)); margin: 0 auto; }
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--nav-h);
  background: rgba(243, 238, 230, .72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(228, 217, 204, .95);
  box-shadow: 0 8px 24px rgba(36, 31, 28, .04);
  transition: background .25s ease, box-shadow .25s ease;
}
.site-header.is-solid { background: rgba(243, 238, 230, .96); box-shadow: 0 10px 24px rgba(36, 31, 28, .08); }
.nav-inner { height: var(--nav-h); display: flex; align-items: center; gap: 1rem; width: min(1160px, calc(100% - 2.5rem)); margin: 0 auto; }
.logo { font-family: var(--serif); font-weight: 700; font-size: 1.05rem; color: var(--text); white-space: nowrap; }
.logo:hover { color: var(--rose); }
.nav-toggle {
  margin-left: auto; display: inline-flex; align-items: center; justify-content: center;
  min-width: 64px; height: 40px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); cursor: pointer;
}
.nav-toggle:hover, .nav-toggle[aria-expanded="true"] { border-color: var(--rose); color: var(--rose); }
.nav-cluster { display: none; }
.nav-links { display: flex; align-items: center; gap: 1.1rem; }
.nav-links a { color: var(--text); padding: .2rem 0; }
.nav-links a:hover { color: var(--rose); }
.nav-links a[aria-current="page"] { color: var(--rose); box-shadow: inset 0 -2px 0 var(--rose); }
.nav-search { position: relative; display: flex; flex-direction: column; min-width: 220px; }
.nav-search .field-label {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); border: 0;
}
.nav-search .search-line { display: flex; gap: .4rem; }
input[type="search"], input[type="email"], select {
  width: 100%; height: 40px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); padding: 0 .9rem; font-size: .92rem;
}
input::placeholder { color: #8d847b; }
input:hover, select:hover { border-color: #d3c3b2; }
.search-result {
  position: absolute; top: calc(100% + 8px); left: 0; width: 280px; z-index: 70;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: .4rem;
}
.search-result a, .search-result p { display: block; padding: .45rem .6rem; border-radius: 8px; color: var(--text); font-size: .92rem; margin: 0; }
.search-result a:hover { background: var(--blush); color: var(--rose); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .35rem;
  min-height: 44px; padding: .55rem 1.15rem; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
  font-size: .95rem; line-height: 1.4;
}
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--rose); color: #fffaf7; }
.btn-primary:hover { background: var(--rose-deep); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--text); border-color: #cbbbaa; }
.btn-ghost:hover { border-color: var(--rose); color: var(--rose); transform: translateY(-2px); }
.nav-search .btn { min-height: 40px; padding: .35rem .9rem; }
.section { padding: 4rem 0; }
.section-paper { background: var(--paper); }
.section-plain { background: var(--paper-2); }
.section-blush { background: var(--blush); }
.section-head { max-width: 42rem; margin-bottom: 1.5rem; }
.eyebrow { margin: 0 0 .45rem; color: var(--amber); font-size: .78rem; letter-spacing: .14em; }
.lead { color: var(--muted); font-size: 1rem; margin-bottom: 0; }
.cat-head { padding-top: calc(var(--nav-h) + 1.6rem); padding-bottom: 1.6rem; }
.cat-head-grid { display: grid; gap: 1.25rem; align-items: stretch; }
.line-index, .entry-row, .topic-item, .note-line, .news-row, .faq-item, .back-panel, .filter-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.line-index { padding: .9rem; display: flex; flex-direction: column; gap: .45rem; }
.line-index .eyebrow { margin-bottom: .2rem; }
.line-btn, .seg-btn {
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--text);
  border-radius: 999px;
  min-height: 38px;
  padding: .2rem .9rem;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.line-btn { text-align: left; }
.line-btn:hover, .seg-btn:hover { border-color: var(--rose); color: var(--rose); transform: translateY(-1px); }
.line-btn.is-on, .seg-btn.is-on { background: var(--rose); color: #fffaf7; border-color: var(--rose); }
.cat-title { min-width: 0; }
.cat-tools { display: flex; flex-wrap: wrap; gap: .8rem 1.2rem; align-items: center; margin-top: 1rem; }
.count { margin: 0; color: var(--muted); }
.count strong { color: var(--rose); font-family: var(--serif); font-size: 1.35rem; font-weight: 700; margin: 0 .15rem; }
.sort-label { display: flex; align-items: center; gap: .5rem; color: var(--muted); font-size: .92rem; margin: 0; }
.sort-label select { width: auto; min-width: 9.5rem; }
.filter-card { padding: 1rem 1.1rem 1.15rem; }
.filter-row { display: flex; flex-wrap: wrap; gap: .55rem .7rem; align-items: center; }
.filter-row + .filter-row { margin-top: .75rem; padding-top: .75rem; border-top: 1px solid var(--line); }
.filter-name { min-width: 4.5rem; color: var(--amber); font-size: .86rem; margin: 0; }
.entry-list, .topic-stack, .note-list, .news-list, .faq-list { display: flex; flex-direction: column; gap: .8rem; }
.entry-row {
  display: grid;
  grid-template-columns: 168px 1fr;
  gap: 1rem;
  padding: .85rem;
  align-items: stretch;
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}
.entry-row:hover { border-color: var(--rose); background: #fff7f5; transform: translateY(-2px); }
.entry-cover {
  min-height: 132px;
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(36,31,28,.05), rgba(36,31,28,.2)),
    #ddd4c8;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: .15rem;
  padding: .75rem .8rem;
}
.entry-cover span { color: var(--muted); font-size: .78rem; }
.entry-cover strong { font-family: var(--serif); font-weight: 700; color: var(--ink); }
.entry-body { min-width: 0; display: flex; flex-direction: column; }
.entry-kicker { margin: 0 0 .25rem; color: var(--amber); font-size: .82rem; letter-spacing: .06em; }
.entry-body p { color: var(--muted); margin-bottom: .55rem; }
.meta-line { display: flex; flex-wrap: wrap; gap: .4rem; list-style: none; padding: 0; margin: auto 0 0; }
.tag {
  display: inline-flex; align-items: center; min-height: 28px; padding: 0 .65rem;
  border-radius: 999px; border: 1px solid var(--line); background: var(--blush);
  color: var(--rose); font-size: .8rem;
}
.tag.quiet { background: var(--paper); color: var(--muted); }
.chapter-link { color: var(--rose); font-weight: 500; }
.chapter-link:hover { color: var(--rose-deep); }
.more-band { padding: 1.6rem 0; }
.more-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .8rem 1rem; }
.more-row p { margin: 0; color: var(--text); }
.topic-item, .news-row, .note-line { padding: 1rem 1.1rem; transition: border-color .2s ease, transform .2s ease; }
.topic-item:hover, .news-row:hover { border-color: var(--rose); transform: translateY(-2px); }
.topic-item p, .news-row p, .note-line p { color: var(--muted); margin: 0; }
.note-line { display: grid; grid-template-columns: 52px 1fr; gap: .6rem 1rem; align-items: center; background: transparent; box-shadow: none; border-left: 0; border-right: 0; border-radius: 0; padding-left: 0; padding-right: 0; }
.note-no { font-family: var(--serif); color: var(--rose); font-size: 1.2rem; }
.news-row { display: grid; grid-template-columns: 7.2rem 1fr auto; gap: .6rem 1rem; align-items: center; }
.news-date { margin: 0; color: var(--amber); font-size: .9rem; }
.faq-item { padding: 0; overflow: hidden; }
.faq-item button {
  width: 100%; text-align: left; background: transparent; border: 0; cursor: pointer;
  padding: .95rem 1.1rem; font-size: 1rem; color: var(--text); display: flex; justify-content: space-between; gap: 1rem;
}
.faq-item button:hover { color: var(--rose); }
.faq-panel { padding: 0 1.1rem 1rem; color: var(--muted); border-top: 1px solid var(--line); }
.faq-panel p { margin: .8rem 0 0; }
.faq-wrap { display: grid; gap: 1rem; align-items: start; }
.back-panel { padding: 1.2rem 1.15rem; }
.back-panel p { color: var(--muted); }
.site-footer { background: var(--ink); color: #E7DDD2; padding: 3rem 0 1.4rem; }
.site-footer a { color: #F3EEE6; }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; gap: 1.5rem; }
.footer-title { font-family: var(--serif); color: #F6F1EA; margin: 0 0 .55rem; }
.footer-brand p, .site-footer p { color: #E7DDD2; }
.copy { margin-top: 1.6rem; padding-top: 1rem; border-top: 1px solid rgba(243,238,230,.16); color: #cbbbaa; font-size: .92rem; }
@media (min-width: 768px) {
  .cat-head-grid { grid-template-columns: 210px 1fr; }
  .faq-wrap { grid-template-columns: 1.4fr .8fr; }
  .footer-grid { grid-template-columns: 1.4fr .8fr .8fr .7fr; }
}
@media (min-width: 1024px) {
  .nav-toggle { display: none; }
  .nav-cluster { display: flex; align-items: center; gap: 1rem; margin-left: auto; }
  .line-index { position: sticky; top: calc(var(--nav-h) + 1rem); }
}
@media (max-width: 1023px) {
  .nav-cluster {
    position: fixed; inset: var(--nav-h) 0 0 0; z-index: 40;
    background: var(--paper); flex-direction: column; align-items: stretch;
    padding: 1.25rem 1.25rem 2rem; gap: 1rem; overflow: auto;
  }
  .nav-cluster.is-open { display: flex; }
  .nav-links { flex-direction: column; align-items: flex-start; gap: .35rem; }
  .nav-links a { font-size: 1.15rem; padding: .35rem 0; }
  .nav-search { min-width: 0; }
  .nav-search .field-label { position: static; width: auto; height: auto; margin: 0 0 .35rem; clip: auto; overflow: visible; color: var(--amber); font-size: .86rem; }
  .nav-cluster .btn-primary { align-self: flex-start; }
}
@media (max-width: 767px) {
  .container { width: min(1160px, calc(100% - 1.5rem)); }
  .section { padding: 2.6rem 0; }
  .entry-row, .news-row, .note-line { grid-template-columns: 1fr; }
  .entry-cover { min-height: 112px; }
  .logo { font-size: .98rem; }
  .cat-tools { align-items: flex-start; flex-direction: column; }
}