/* roulang page: index */
:root {
  --ink: #241F1B;
  --muted: #5C564E;
  --paper: #F4EFE6;
  --paper-2: #E9E1D4;
  --card: #FBF7F1;
  --line: #D9D0C3;
  --moss: #5E6B5A;
  --ochre: #9A6244;
  --terra: #C46A4E;
  --terra-deep: #A3533A;
  --radius: 6px;
  --btn-radius: 4px;
  --shadow: 0 10px 30px rgba(36,31,27,.06);
  --max: 1120px;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; border: 0; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--ink); text-decoration-color: var(--ochre); text-underline-offset: 3px; }
a:hover { color: var(--ochre); }
p { margin: 0 0 12px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; letter-spacing: -0.03em; color: var(--ink); }
h1 { font-size: clamp(40px, 5vw, 64px); line-height: 1.25; margin: 0; }
h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.3; margin: 0 0 14px; }
h3 { font-size: 22px; line-height: 1.4; margin: 0 0 8px; }
::selection { background: #E7CBB8; color: var(--ink); }
:focus-visible { outline: 2px solid var(--ochre); outline-offset: 2px; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.intro { max-width: 42em; color: var(--muted); font-size: 16px; line-height: 1.75; margin: 0; }
.kicker { margin: 0 0 8px; color: var(--moss); font-size: 13px; letter-spacing: .14em; }
.block { padding: 72px 0; background: var(--paper); }
.block.alt { background: var(--paper-2); }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.command { min-height: 64px; display: flex; align-items: center; gap: 18px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; text-decoration: none; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand:hover .brand-name { color: var(--ochre); }
.seal { width: 28px; height: 28px; flex: 0 0 auto; }
.brand-name { font-family: var(--serif); font-size: 16px; line-height: 1.25; font-weight: 700; letter-spacing: -0.03em; }
.nav-center { display: flex; align-items: center; gap: 22px; margin-left: 8px; }
.nav-center a { text-decoration: none; font-size: 15px; padding: 6px 0; }
.nav-center a[aria-current="page"] { color: var(--ochre); box-shadow: inset 0 -1px 0 var(--ochre); }
.nav-center a:hover { color: var(--ochre); }
.nav-center a:active { transform: translateY(1px); }
.nav-tools { margin-left: auto; display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.cmd-search {
  display: flex; align-items: center; gap: 8px;
  width: 220px; height: 36px; padding: 0 10px;
  border: 1px solid var(--line); border-radius: var(--btn-radius); background: var(--card);
}
.cmd-search span { color: var(--moss); font-size: 12px; letter-spacing: .08em; }
.cmd-search input {
  width: 100%; border: 0; background: transparent; padding: 0; min-width: 0;
  outline: none; font-size: 14px;
}
.cmd-search:focus-within { outline: 2px solid var(--ochre); outline-offset: 2px; }
.quick-link { text-decoration: none; font-size: 14px; white-space: nowrap; }
.quick-link:hover { color: var(--ochre); }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 0 16px; border-radius: var(--btn-radius);
  border: 1px solid var(--ink); background: transparent; color: var(--ink);
  text-decoration: none; font-size: 15px; font-weight: 500; line-height: 1;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); background: var(--ink); color: var(--paper); }
.btn:active { transform: translateY(0); background: #1A1613; color: var(--paper); }
.btn:focus-visible { outline: 2px solid var(--ochre); outline-offset: 2px; }
.btn-terra { background: var(--terra); border-color: var(--terra); color: #fff; }
.btn-terra:hover, .btn-terra:active { background: var(--terra-deep); border-color: var(--terra-deep); color: #fff; }
.icon-btn {
  display: none; width: 38px; height: 38px; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: var(--btn-radius); background: var(--card); color: var(--ink);
  transition: transform .2s ease, border-color .2s ease;
}
.icon-btn:hover { transform: translateY(-1px); border-color: var(--ochre); }
.icon-btn:active { transform: translateY(0); }
.search-panel { display: none; padding: 0 0 14px; }
.search-panel.is-open { display: block; }
.search-panel .cmd-search { width: 100%; }
.off-canvas.position-right {
  width: min(320px, 86vw);
  background: var(--paper);
  color: var(--ink);
  padding: 28px 22px 40px;
  border-left: 1px solid var(--line);
}
.off-canvas .close-button { color: var(--ink); font-size: 28px; }
.drawer-nav { display: flex; flex-direction: column; gap: 6px; margin-top: 28px; }
.drawer-nav a {
  display: block; padding: 12px 0; text-decoration: none;
  border-bottom: 1px solid var(--line); font-size: 17px;
}
.drawer-nav a[aria-current="page"] { color: var(--ochre); }
.drawer-nav .btn { margin-top: 16px; align-self: flex-start; }
.hero {
  background-color: var(--paper);
  background-image: repeating-linear-gradient(90deg, transparent 0, transparent 71px, rgba(36,31,27,.05) 72px);
  padding-top: 64px; padding-bottom: 36px;
}
.hero-top { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(260px, .72fr); gap: 48px; align-items: end; }
.hero-side { max-width: 380px; justify-self: end; }
.hero-side p { color: var(--muted); margin-bottom: 18px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 14px; color: var(--moss); font-size: 13px; letter-spacing: .08em; }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--moss); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.nodebar {
  margin-top: 36px; padding-top: 16px; border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 18px;
}
.nodes { list-style: none; display: flex; gap: 0; flex: 1; margin: 0; padding: 8px 0 0; }
.nodes li { position: relative; flex: 1; padding-top: 14px; color: var(--muted); font-size: 14px; }
.nodes li::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--line); }
.nodes li::after { content: ""; position: absolute; left: 0; top: -4px; width: 9px; height: 9px; border-radius: 50%; background: #C9BEB0; }
.nodes li.is-done { color: var(--ink); }
.nodes li.is-done::after, .nodes li.is-now::after { background: var(--ochre); }
.nodes li.is-now { color: var(--ochre); font-weight: 700; }
.text-link { white-space: nowrap; font-weight: 500; }
.scene-line, .map-row, .news-row, .term {
  display: grid; gap: 16px; align-items: start;
  padding: 18px 0; border-top: 1px solid var(--line);
}
.scene-line { grid-template-columns: 180px minmax(0, 1fr) 120px; align-items: baseline; }
.scene-line strong { font-family: var(--serif); font-size: 22px; font-weight: 700; }
.scene-line span { color: var(--muted); }
.scene-line em { font-style: normal; color: var(--ochre); font-size: 14px; text-align: right; }
.matrix { display: grid; grid-template-columns: 1.45fr .8fr; gap: 16px; align-items: stretch; }
.matrix-main {
  background: var(--ink); color: var(--paper); border-radius: var(--radius);
  padding: 36px 34px; box-shadow: var(--shadow); min-height: 100%;
}
.matrix-main h2, .matrix-main .kicker { color: var(--paper); }
.matrix-main .kicker { color: #E7CBB8; }
.matrix-main p { color: #E6D9CC; max-width: 36em; }
.matrix-side { display: flex; flex-direction: column; gap: 16px; }
.matrix-sub {
  flex: 1; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 22px 18px; box-shadow: var(--shadow);
}
.matrix-sub p { color: var(--muted); margin: 0; }
.tag {
  display: inline-block; margin-bottom: 8px; padding: 2px 8px;
  border: 1px solid var(--line); border-radius: var(--btn-radius);
  color: var(--moss); font-size: 12px; letter-spacing: .08em;
}
.stat-head { max-width: 46em; margin-bottom: 28px; }
.stat {
  padding: 18px 16px 8px 0; border-top: 1px solid var(--ink); min-height: 180px;
}
.stat b {
  display: block; font-family: var(--serif); font-weight: 700;
  font-size: clamp(36px, 4vw, 56px); line-height: 1; letter-spacing: -0.04em;
}
.stat strong { display: block; margin: 10px 0 6px; font-size: 16px; }
.stat span { display: block; color: var(--muted); font-size: 14px; line-height: 1.6; max-width: 16em; }
ol.steps { list-style: none; margin: 28px 0 0; padding: 0; position: relative; width: 100%; }
.step-index {
  width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--ochre);
  display: grid; place-items: center; background: var(--paper); font-family: var(--serif);
  margin-bottom: 12px; position: relative; z-index: 1;
}
.step h3 { font-size: 20px; }
.step p { color: var(--muted); margin: 0; max-width: 22em; }
.map-row { grid-template-columns: 180px minmax(0, 1fr); }
.map-row h3 { font-size: 24px; }
.map-row p { color: var(--muted); max-width: 40em; }
.cases { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 14px; margin-top: 26px; }
.case { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.case-a { grid-row: span 2; }
.case-visual { overflow: hidden; background: var(--paper-2); }
.case-visual img { width: 100%; height: 168px; object-fit: cover; transition: transform .35s ease; }
.case-a .case-visual img { height: 340px; }
.case:hover img { transform: scale(1.02); }
.case-body { padding: 16px 16px 18px; }
.case-body p { color: var(--muted); margin: 0; font-size: 15px; }
.case h3 { font-size: 20px; }
.case h3 a { text-decoration: none; }
.case h3 a:hover { text-decoration: underline; text-decoration-color: var(--ochre); }
.news-row { grid-template-columns: minmax(0, 1fr) 150px; }
.news-row h3 { font-size: 20px; margin-bottom: 6px; }
.news-row p { color: var(--muted); margin: 0; max-width: 46em; }
.news-meta { text-align: right; color: var(--muted); font-size: 13px; line-height: 1.6; }
.news-row:hover h3 { color: var(--ochre); }
.more-wrap { display: flex; justify-content: flex-end; padding-top: 8px; }
.more-link { font-weight: 500; }
.entries { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); margin-top: 26px; }
.entry { min-height: 210px; padding: 28px 28px 24px; display: flex; flex-direction: column; gap: 10px; }
.entry + .entry { border-left: 1px solid var(--ink); }
.entry p { color: var(--muted); margin: 0; max-width: 28em; }
.entry .btn { margin-top: auto; align-self: flex-start; }
.rule-box { padding: 8px 8px 0 0; }
.rule-box ol { margin: 10px 0 0; padding-left: 1.2em; color: var(--muted); }
.rule-box li { margin: 0 0 8px; }
.marks { display: flex; flex-wrap: wrap; gap: 14px 28px; margin: 22px 0 0; padding-top: 16px; border-top: 1px solid var(--line); }
.marks span { font-family: var(--serif); font-weight: 600; letter-spacing: .14em; font-size: 15px; }
.terms { display: grid; grid-template-columns: 1fr 1fr; column-gap: 36px; margin-top: 8px; }
.term { grid-template-columns: 7.2em minmax(0, 1fr); }
.term dt { font-family: var(--serif); font-weight: 700; }
.term dd { margin: 0; color: var(--muted); }
.faq-item h3 { margin: 0; font-size: inherit; }
.faq-item button {
  width: 100%; text-align: left; background: transparent; border: 0;
  border-top: 1px solid var(--line); padding: 18px 36px 18px 0;
  font-family: var(--serif); font-size: 20px; line-height: 1.45; position: relative;
}
.faq-item button::after { content: "+"; position: absolute; right: 0; top: 16px; color: var(--ochre); font-size: 22px; }
.faq-item button[aria-expanded="true"] { color: var(--ochre); }
.faq-item button[aria-expanded="true"]::after { content: "–"; }
.faq-item button:hover { color: var(--ochre); }
.faq-item .answer { color: var(--muted); padding: 0 0 16px; max-width: 46em; }
.promise {
  display: flex; align-items: center; gap: 18px; flex-wrap: nowrap;
  padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius);
  background: #F7F1E6; box-shadow: var(--shadow);
}
.promise h2 { font-size: 18px; margin: 0; white-space: nowrap; }
.promise ul { list-style: none; display: flex; justify-content: space-between; gap: 12px; flex: 1; margin: 0; padding: 0; }
.promise li { font-family: var(--serif); font-size: 16px; white-space: nowrap; }
.promise li::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 8px; border-radius: 50%; background: var(--terra); }
.field { margin-bottom: 12px; }
.field span { display: block; margin-bottom: 6px; font-size: 14px; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; background: var(--paper); border: 1px solid var(--line); border-radius: var(--btn-radius);
  padding: 11px 12px; outline: none;
}
.contact-form textarea { min-height: 140px; resize: vertical; }
.contact-form input:hover, .contact-form textarea:hover, .contact-form select:hover { border-color: #C9B8A6; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { outline: 2px solid var(--ochre); border-color: var(--ochre); }
::placeholder { color: #8A8175; opacity: 1; }
.form-note { min-height: 1.6em; color: var(--moss); font-size: 14px; margin: 10px 0 0; }
.receipt {
  height: 100%; border: 1px solid var(--line); border-left: 3px solid var(--ochre);
  border-radius: var(--radius); background: var(--card); padding: 28px 24px; box-shadow: var(--shadow);
}
.receipt p { color: var(--muted); max-width: 28em; }
.site-footer { background: var(--paper-2); border-top: 1px solid var(--line); padding: 36px 0 28px; }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { text-decoration: underline; text-decoration-color: var(--ochre); }
.copyright { margin: 22px 0 0; color: var(--muted); font-size: 13px; }
@media (min-width: 1024px) {
  body { font-size: 17px; }
  ol.steps::before {
    content: ""; position: absolute; top: 18px; left: 6%; right: 6%; height: 1px; background: var(--line);
  }
}
@media (max-width: 1023px) {
  .nav-center, .quick-link, .nav-cta, .command .cmd-search { display: none; }
  .icon-btn { display: inline-flex; }
  .hero-top { grid-template-columns: 1fr; gap: 22px; }
  .hero-side { max-width: 42em; justify-self: start; }
  .matrix { grid-template-columns: 1fr; }
  .cases { grid-template-columns: 1fr 1fr; }
  .case-a { grid-row: auto; grid-column: 1 / -1; }
  .case-a .case-visual img { height: 220px; }
  ol.steps::before { display: none; }
}
@media (max-width: 767px) {
  .block { padding: 48px 0; }
  .hero { padding-top: 40px; }
  .scene-line, .map-row, .news-row, .term { grid-template-columns: 1fr; gap: 4px; }
  .scene-line em, .news-meta { text-align: left; }
  .nodebar { flex-direction: column; align-items: flex-start; }
  .nodes { flex-direction: column; width: 100%; gap: 12px; }
  .nodes li { padding: 0 0 0 16px; }
  .nodes li::before { width: 1px; height: 100%; top: 0; bottom: 0; right: auto; }
  .nodes li::after { top: 6px; left: -4px; }
  .cases, .entries, .terms { grid-template-columns: 1fr; }
  .entry + .entry { border-left: 0; border-top: 1px solid var(--ink); }
  .promise { flex-wrap: wrap; }
  .promise ul { flex-wrap: wrap; }
  .promise li { white-space: normal; }
  .footer-grid { flex-direction: column; }
}
@media (max-width: 520px) {
  .container { width: calc(100% - 32px); }
  .brand { gap: 6px; }
  .brand-name { font-size: 13px; }
  .seal { width: 22px; height: 22px; }
  .icon-btn { width: 34px; height: 34px; }
  .nav-tools { gap: 6px; }
  .hero-actions .btn, .entry .btn, .contact-form .btn { width: 100%; }
  .promise ul { display: block; }
  .promise li { margin: 6px 0; }
  .stat { min-height: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
 --ink: #241F1B;
 --muted: #5C564E;
 --paper: #F4EFE6;
 --paper-2: #E9E1D4;
 --card: #FBF7F1;
 --line: #D9D0C3;
 --moss: #5E6B5A;
 --ochre: #9A6244;
 --terra: #C46A4E;
 --terra-deep: #A3533A;
 --radius: 6px;
 --btn-radius: 4px;
 --shadow: 0 10px 30px rgba(36,31,27,.06);
 --max: 1120px;
 --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
 --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
/* roulang page: category1 */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 background: var(--paper);
 color: var(--ink);
 font-family: var(--sans);
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; border: 0; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--ink); text-decoration-color: var(--ochre); text-underline-offset: 3px; }
a:hover { color: var(--ochre); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--ochre); outline-offset: 2px; }
p { margin: 0 0 1em; max-width: 68em; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; letter-spacing: -0.03em; line-height: 1.25; color: var(--ink); margin: 0 0 .45em; }
h1 { font-size: clamp(40px, 5vw, 64px); }
h2 { font-size: clamp(28px, 3vw, 40px); }
h3 { font-size: 22px; line-height: 1.4; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: var(--paper);
 border-bottom: 1px solid transparent;
 transition: border-color .2s ease, background .2s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--line); background: rgba(244,239,230,.96); }
.nav-bar { display: flex; align-items: center; min-height: 64px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; text-decoration: none; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand:hover .brand-name { color: var(--ochre); }
.brand-name { font-family: var(--serif); font-size: 16px; line-height: 1.25; font-weight: 700; letter-spacing: -0.03em; }
.seal { width: 28px; height: 28px; flex: none; }
.nav-center { display: flex; align-items: center; gap: 22px; margin-left: 8px; }
.nav-center a { text-decoration: none; font-size: 15px; padding: 6px 0; }
.nav-center a[aria-current="page"] { color: var(--ochre); box-shadow: inset 0 -1px 0 var(--ochre); }
.nav-center a:hover { color: var(--ochre); }
.nav-center a:active { transform: translateY(1px); }
.nav-tools { margin-left: auto; display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.cmd-search {
 display: flex; align-items: center; gap: 8px;
 width: 220px; height: 36px; padding: 0 10px;
 border: 1px solid var(--line); border-radius: var(--btn-radius); background: var(--card);
}
.cmd-search span { color: var(--moss); font-size: 12px; letter-spacing: .08em; flex: none; }
.cmd-search input {
 width: 100%; border: 0; background: transparent; padding: 0; min-width: 0;
 outline: none; font-size: 14px; box-shadow: none; margin: 0; height: 34px;
}
.cmd-search:focus-within { outline: 2px solid var(--ochre); outline-offset: 2px; }
.btn {
 display: inline-flex; align-items: center; justify-content: center;
 min-height: 40px; padding: 0 16px; border-radius: var(--btn-radius);
 border: 1px solid var(--ink); background: transparent; color: var(--ink);
 text-decoration: none; font-size: 15px; font-weight: 500; line-height: 1;
 transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); background: var(--ink); color: var(--paper); }
.btn:active { transform: translateY(0); background: #1A1613; color: var(--paper); }
.btn:focus-visible { outline: 2px solid var(--ochre); outline-offset: 2px; }
.btn-terra { background: var(--terra); border-color: var(--terra); color: #fff; }
.btn-terra:hover, .btn-terra:active { background: var(--terra-deep); border-color: var(--terra-deep); color: #fff; }
.icon-btn {
 display: none; width: 38px; height: 38px; align-items: center; justify-content: center;
 border: 1px solid var(--line); border-radius: var(--btn-radius); background: var(--card); color: var(--ink);
 transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.icon-btn:hover { transform: translateY(-1px); border-color: var(--ochre); }
.icon-btn:active { transform: translateY(0); background: var(--paper-2); }
.icon-btn[aria-expanded="true"] { border-color: var(--ochre); color: var(--ochre); }
.search-panel { display: none; padding: 0 0 14px; }
.search-panel.is-open { display: block; }
.search-panel .cmd-search { width: 100%; }
.off-canvas { background: var(--paper); color: var(--ink); }
.off-canvas-content { background: var(--paper); }
.off-canvas .close-button { color: var(--ink); font-size: 28px; }
.drawer-nav { display: flex; flex-direction: column; gap: 6px; margin-top: 28px; list-style: none; padding: 0; }
.drawer-nav a {
 display: block; padding: 12px 0; text-decoration: none;
 border-bottom: 1px solid var(--line); font-size: 17px;
}
.drawer-nav a[aria-current="page"] { color: var(--ochre); }
.drawer-nav .btn { margin-top: 16px; align-self: flex-start; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 14px; color: var(--moss); font-size: 13px; letter-spacing: .08em; }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--moss); }
.kicker { margin: 0 0 8px; color: var(--ochre); font-size: 13px; letter-spacing: .08em; }
.tag {
 display: inline-block; margin: 0; padding: 2px 8px;
 border: 1px solid var(--line); border-radius: var(--btn-radius);
 color: var(--moss); font-size: 12px; letter-spacing: .08em; background: transparent;
}
.text-link { font-weight: 500; text-decoration: underline; text-decoration-color: var(--ochre); text-underline-offset: 3px; white-space: nowrap; }
.text-link:hover { color: var(--ochre); }
.text-link:active { color: var(--terra-deep); }
.page-head {
 background-color: var(--paper);
 background-image: repeating-linear-gradient(90deg, transparent 0, transparent 71px, rgba(36,31,27,.05) 72px);
 padding: 56px 0 40px;
}
.page-head-inner { max-width: 760px; }
.lede { color: var(--muted); font-size: 17px; max-width: 36em; margin-bottom: 0; }
.nodes { display: flex; flex-wrap: wrap; gap: 12px 22px; list-style: none; margin: 26px 0 0; padding: 0; }
.nodes li { min-width: 116px; padding-top: 8px; border-top: 1px solid var(--ochre); }
.nodes strong { display: block; font-family: var(--serif); font-size: 16px; font-weight: 700; }
.nodes span { color: var(--muted); font-size: 13px; }
.band { padding: 72px 0; }
.band-alt { background: var(--paper-2); }
.section-head { margin-bottom: 8px; max-width: 40em; }
.section-head p { color: var(--muted); margin: 0; }
.tag-band { padding: 28px 0; background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.tag-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; }
.tag-label { margin: 0; color: var(--ink); font-family: var(--serif); font-size: 15px; letter-spacing: -0.02em; }
.tag-row .tag { background: var(--card); transition: border-color .2s ease, color .2s ease; }
.entry-list { margin-top: 8px; }
.entry-row {
 display: grid;
 grid-template-columns: minmax(0, 1fr) 168px;
 gap: 28px;
 align-items: start;
 padding: 22px 0;
 border-top: 1px solid var(--line);
 transition: background .2s ease;
}
.entry-row:last-child { border-bottom: 1px solid var(--line); }
.entry-row:hover { background: rgba(251,247,241,.7); }
.entry-row h3 { font-size: 22px; margin-bottom: 6px; }
.entry-row p { color: var(--muted); margin: 0; max-width: 46em; }
.entry-meta { text-align: right; color: var(--muted); font-size: 13px; line-height: 1.7; }
.entry-meta b { display: block; color: var(--ink); font-weight: 500; }
.guide-list { list-style: none; margin: 18px 0 0; padding: 0; }
.guide-list li {
 display: grid;
 grid-template-columns: 64px minmax(0, 1fr);
 gap: 8px 18px;
 padding: 22px 0;
 border-top: 1px solid var(--line);
}
.guide-list li:last-child { border-bottom: 1px solid var(--line); }
.guide-no { font-family: var(--serif); color: var(--ochre); font-size: 20px; line-height: 1.3; }
.guide-list h3 { font-size: 22px; margin: 0 0 6px; }
.guide-list h3 a { text-decoration: none; }
.guide-list h3 a:hover { text-decoration: underline; text-decoration-color: var(--ochre); }
.guide-list p { color: var(--muted); margin: 0; }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 22px; }
.compare-col {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 28px 26px 22px;
}
.compare-col .swatch { height: 8px; width: 72px; margin-bottom: 18px; background: var(--ochre); }
.compare-col:nth-child(2) .swatch { background: var(--moss); }
.compare-col p { color: var(--muted); }
.compare-col ul { list-style: none; margin: 0; padding: 0; }
.compare-col li { position: relative; padding-left: 14px; margin: 8px 0; color: var(--ink); }
.compare-col li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--ochre); position: absolute; left: 0; top: .72em; }
.compare-note { margin: 18px 0 0; color: var(--muted); max-width: 46em; }
.order { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; list-style: none; margin: 26px 0 0; padding: 0; }
.order li { border-top: 1px solid var(--ink); padding-top: 14px; }
.order span { display: block; color: var(--ochre); font-family: var(--serif); font-size: 13px; letter-spacing: .08em; }
.order h3 { font-size: 20px; margin: 6px 0; }
.order p { color: var(--muted); margin: 0; font-size: 15px; }
.home-back { padding: 36px 0; background: var(--paper); }
.home-back-inner {
 display: flex; justify-content: space-between; align-items: center; gap: 18px;
 padding: 16px 0;
}
.home-back p { margin: 0; font-family: var(--serif); font-size: 22px; line-height: 1.45; letter-spacing: -0.03em; }
.assure { padding: 28px 0 48px; background: var(--paper); }
.assure-list {
 display: grid; grid-template-columns: repeat(4, 1fr);
 list-style: none; margin: 0; padding: 0;
 border: 1px solid var(--line); border-radius: var(--radius);
 background: var(--card); box-shadow: var(--shadow);
}
.assure-list li {
 padding: 16px 18px;
 border-right: 1px solid var(--line);
 font-size: 15px;
}
.assure-list li:last-child { border-right: 0; }
.assure-list b { display: block; font-weight: 500; }
.assure-list span { color: var(--muted); font-size: 13px; }
.site-footer { border-top: 1px solid var(--line); padding: 36px 0 28px; background: var(--paper-2); }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.footer-links a { text-decoration: none; font-size: 14px; color: var(--muted); }
.footer-links a:hover { color: var(--ochre); }
.footer-links a:active { color: var(--terra-deep); }
.copyright { color: var(--muted); font-size: 13px; margin: 18px 0 0; }
.scene-line, .map-row, .news-row, .term {
 display: grid; gap: 16px; align-items: start;
 padding: 18px 0; border-top: 1px solid var(--line);
}
.matrix-main {
 background: var(--ink); color: var(--paper); border-radius: var(--radius);
 padding: 36px 34px; box-shadow: var(--shadow); min-height: 100%;
}
.matrix-main h2, .matrix-main .kicker { color: var(--paper); }
.matrix-main .kicker { color: #E7CBB8; }
.matrix-main p { color: #E6D9CC; max-width: 36em; }
.map-row { grid-template-columns: 180px minmax(0, 1fr); }
.map-row h3 { font-size: 24px; }
.map-row p { color: var(--muted); max-width: 40em; }
.news-row { grid-template-columns: minmax(0, 1fr) 150px; }
.news-row h3 { font-size: 20px; margin-bottom: 6px; }
.news-row p { color: var(--muted); margin: 0; max-width: 46em; }
.news-meta { text-align: right; color: var(--muted); font-size: 13px; }
@media (max-width: 1199px) and (min-width: 1024px) {
 .cmd-search { width: 156px; }
 .brand-name { font-size: 15px; }
 .nav-center { gap: 16px; }
}
@media (max-width: 1023px) {
 .nav-center, .nav-tools .cmd-search, .nav-tools .btn { display: none; }
 .icon-btn { display: inline-flex; }
 .nav-tools { gap: 8px; }
 .band { padding: 48px 0; }
 .compare-grid { gap: 16px; }
 .order { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
 .entry-row { grid-template-columns: 1fr; gap: 8px; }
 .entry-meta { text-align: left; }
 .assure-list { grid-template-columns: 1fr 1fr; }
 .assure-list li:nth-child(2) { border-right: 0; }
 .assure-list li:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
 .footer-grid { flex-direction: column; align-items: flex-start; }
 .home-back p { font-size: 20px; }
}
@media (max-width: 639px) {
 .compare-grid, .order { grid-template-columns: 1fr; }
 .order li { border-top: 0; border-left: 1px solid var(--ink); padding: 0 0 18px 16px; }
 .guide-list li { grid-template-columns: 42px minmax(0, 1fr); }
 .home-back-inner { flex-direction: column; align-items: flex-start; }
 h1 { font-size: 40px; }
}
@media (max-width: 520px) {
 .container { width: min(var(--max), calc(100% - 28px)); }
 .brand-name { font-size: 13px; }
 .seal { width: 22px; height: 22px; }
 .page-head { padding: 40px 0 28px; }
 .assure-list { grid-template-columns: 1fr; }
 .assure-list li { border-right: 0; border-bottom: 1px solid var(--line); }
 .assure-list li:last-child { border-bottom: 0; }
 .nodes li { min-width: calc(50% - 12px); }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after { transition: none !important; }
}

/* roulang page: category2 */
:root {
 --ink: #241F1B;
 --muted: #5C564E;
 --paper: #F4EFE6;
 --paper-2: #E9E1D4;
 --card: #FBF7F1;
 --line: #D9D0C3;
 --moss: #5E6B5A;
 --ochre: #9A6244;
 --terra: #C46A4E;
 --terra-deep: #A3533A;
 --radius: 6px;
 --btn-radius: 4px;
 --shadow: 0 10px 30px rgba(36,31,27,.06);
 --max: 1120px;
 --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
 --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
/* roulang page: category2 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: var(--paper);
 color: var(--ink);
 font-family: var(--sans);
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; border: 0; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--ink); text-decoration-color: var(--ochre); text-underline-offset: 3px; }
a:hover { color: var(--ochre); }
a:focus-visible { outline: 2px solid var(--ochre); outline-offset: 2px; }
p { margin: 0 0 1em; max-width: 40em; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; letter-spacing: -0.03em; color: var(--ink); line-height: 1.3; margin: 0 0 .6em; }
h1 { font-size: clamp(40px, 5vw, 64px); line-height: 1.25; letter-spacing: -0.045em; max-width: 12em; }
h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.28; }
h3 { font-size: 22px; line-height: 1.4; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.sr-only {
 position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
 overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: var(--paper);
 border-bottom: 1px solid transparent;
 transition: border-color .2s ease, background .2s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--line); background: rgba(244,239,230,.96); }
.bar { display: flex; align-items: center; gap: 18px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; text-decoration: none; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand:hover .brand-name { color: var(--ochre); }
.brand-name { font-family: var(--serif); font-size: 16px; line-height: 1.25; font-weight: 700; letter-spacing: -0.03em; white-space: nowrap; }
.seal { width: 28px; height: 28px; flex: 0 0 auto; }
.nav-center { display: flex; align-items: center; gap: 22px; margin-left: 8px; }
.nav-center a { text-decoration: none; font-size: 15px; padding: 6px 0; }
.nav-center a[aria-current="page"] { color: var(--ochre); box-shadow: inset 0 -1px 0 var(--ochre); }
.nav-center a:hover { color: var(--ochre); }
.nav-center a:active { transform: translateY(1px); }
.nav-tools { margin-left: auto; display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.cmd-search {
 display: flex; align-items: center; gap: 8px;
 width: 220px; height: 36px; padding: 0 10px;
 border: 1px solid var(--line); border-radius: var(--btn-radius); background: var(--card);
}
.cmd-search span { color: var(--moss); font-size: 12px; letter-spacing: .08em; flex: 0 0 auto; }
.cmd-search input {
 width: 100%; border: 0; background: transparent; padding: 0; min-width: 0;
 outline: none; font-size: 14px; box-shadow: none; height: auto; margin: 0;
}
.cmd-search:focus-within { outline: 2px solid var(--ochre); outline-offset: 2px; }
.btn {
 display: inline-flex; align-items: center; justify-content: center;
 min-height: 40px; padding: 0 16px; border-radius: var(--btn-radius);
 border: 1px solid var(--ink); background: transparent; color: var(--ink);
 text-decoration: none; font-size: 15px; font-weight: 500; line-height: 1;
 transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); background: var(--ink); color: var(--paper); }
.btn:active { transform: translateY(0); background: #1A1613; color: var(--paper); }
.btn:focus-visible { outline: 2px solid var(--ochre); outline-offset: 2px; }
.btn-terra { background: var(--terra); border-color: var(--terra); color: #fff; }
.btn-terra:hover, .btn-terra:active { background: var(--terra-deep); border-color: var(--terra-deep); color: #fff; }
.icon-btn {
 display: none; width: 38px; height: 38px; align-items: center; justify-content: center;
 border: 1px solid var(--line); border-radius: var(--btn-radius); background: var(--card); color: var(--ink);
 transition: transform .2s ease, border-color .2s ease;
}
.icon-btn:hover { transform: translateY(-1px); border-color: var(--ochre); }
.icon-btn:active { transform: translateY(0); }
.icon-btn:focus-visible { outline: 2px solid var(--ochre); outline-offset: 2px; }
.icon-btn svg { width: 18px; height: 18px; display: block; }
.search-panel { display: none; padding: 0 0 14px; }
.search-panel.is-open { display: block; }
.search-panel .cmd-search { width: 100%; }
.off-canvas { background: var(--paper); color: var(--ink); padding: 28px 22px; }
.off-canvas .close-button { color: var(--ink); font-size: 28px; }
.drawer-brand { margin-bottom: 8px; }
.drawer-nav { display: flex; flex-direction: column; gap: 6px; margin-top: 28px; }
.drawer-nav a {
 display: block; padding: 12px 0; text-decoration: none;
 border-bottom: 1px solid var(--line); font-size: 17px;
}
.drawer-nav a[aria-current="page"] { color: var(--ochre); }
.drawer-nav .btn { margin-top: 16px; align-self: flex-start; text-decoration: none; }
.text-link { white-space: nowrap; font-weight: 500; font-size: 14px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 14px; color: var(--moss); font-size: 13px; letter-spacing: .08em; }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--moss); }
.tag {
 display: inline-block; margin: 0 0 8px; padding: 2px 8px;
 border: 1px solid var(--line); border-radius: var(--btn-radius);
 color: var(--moss); font-size: 12px; letter-spacing: .08em; background: transparent;
}
.block { padding: 72px 0; }
.mast {
 background-color: var(--paper);
 background-image: repeating-linear-gradient(90deg, transparent 0, transparent 71px, rgba(36,31,27,.05) 72px);
 border-bottom: 1px solid var(--line);
}
.mast-top {
 display: flex; justify-content: space-between; gap: 16px; align-items: baseline;
 padding-bottom: 18px; margin-bottom: 28px; border-bottom: 1px solid var(--ink);
 font-size: 13px; letter-spacing: .12em; color: var(--moss);
}
.mast-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(260px, .7fr); gap: 48px; align-items: end; }
.mast-aside p { color: var(--muted); margin-bottom: 18px; }
.mast-facts { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.mast-facts li { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 15px; }
.mast-facts span { color: var(--muted); }
.mast-facts strong { font-family: var(--serif); font-weight: 700; }
.feature-sec { background: var(--paper-2); }
.feature-card {
 display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(240px, .72fr); gap: 28px;
 background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
 box-shadow: var(--shadow); overflow: hidden;
}
.feature-copy { padding: 36px 34px 32px; }
.feature-copy .kicker { margin: 0 0 10px; color: var(--ochre); font-size: 13px; letter-spacing: .14em; }
.feature-copy h2 { margin-bottom: 14px; }
.feature-copy h2 a { text-decoration: none; }
.feature-copy h2 a:hover { text-decoration: underline; text-decoration-color: var(--ochre); }
.feature-copy p { color: var(--muted); }
.feature-foot { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 8px; color: var(--ink); font-size: 14px; }
.feature-visual { background: var(--paper-2); min-height: 100%; overflow: hidden; }
.feature-visual svg { width: 100%; height: 100%; min-height: 280px; display: block; transition: transform .35s ease; }
.feature-card:hover .feature-visual svg { transform: scale(1.02); }
.band { background: var(--paper); padding: 72px 0; }
.band .grid-x { align-items: start; }
.panel-title { margin-bottom: 8px; }
.lead { color: var(--muted); margin-bottom: 22px; }
.seq { width: 100%; border-collapse: collapse; background: transparent; margin: 0; }
.seq th, .seq td { text-align: left; vertical-align: top; padding: 16px 12px 16px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.seq th { font-family: var(--serif); font-size: 14px; font-weight: 700; color: var(--moss); letter-spacing: .06em; border-bottom: 1px solid var(--ink); }
.seq td:first-child, .seq th:first-child { width: 72px; color: var(--ochre); font-variant-numeric: tabular-nums; }
.seq tbody tr { transition: background .2s ease; }
.seq tbody tr:hover { background: rgba(154,98,68,.06); }
.seq strong { font-family: var(--serif); font-weight: 700; display: block; margin-bottom: 4px; font-size: 18px; }
.seq p { margin: 0; color: var(--muted); max-width: 36em; }
.term-panel {
 background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
 box-shadow: var(--shadow); padding: 26px 22px 10px;
}
.term-panel h2 { font-size: 28px; }
.term-list { margin: 0; }
.term { padding: 12px 0 14px; border-top: 1px solid var(--line); }
.term dt { font-family: var(--serif); font-weight: 700; font-size: 17px; margin: 0 0 4px; }
.term dd { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.related-sec { background: var(--paper-2); }
.index-list { margin: 8px 0 0; }
.index-row {
 display: grid; grid-template-columns: 88px minmax(0, 1fr) 150px; gap: 18px; align-items: start;
 padding: 22px 0; border-top: 1px solid var(--line);
}
.index-no { font-family: var(--serif); font-size: 28px; line-height: 1; color: var(--ochre); }
.index-row h3 { font-size: 22px; margin: 0 0 6px; }
.index-row h3 a { text-decoration: none; }
.index-row h3 a:hover { text-decoration: underline; text-decoration-color: var(--ochre); }
.index-row p { color: var(--muted); margin: 0; }
.index-meta { text-align: right; color: var(--muted); font-size: 13px; letter-spacing: .04em; }
.index-row:hover .index-no { color: var(--ink); }
.assure { background: var(--paper); padding-top: 0; }
.assure-list {
 list-style: none; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
 background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
 box-shadow: var(--shadow);
}
.assure-list li { padding: 22px 20px; border-right: 1px solid var(--line); }
.assure-list li:last-child { border-right: 0; }
.assure-list strong { display: block; font-family: var(--serif); font-size: 20px; margin-bottom: 6px; }
.assure-list span { display: block; color: var(--muted); font-size: 14px; line-height: 1.6; }
.slim { background: var(--ink); color: var(--paper); }
.slim h2, .slim .eyebrow { color: var(--paper); }
.slim .eyebrow::before { background: #E7CBB8; }
.slim p { color: #E6D9CC; }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(260px, .8fr); gap: 42px; align-items: start; }
.memo { display: grid; gap: 12px; max-width: 460px; }
.field { display: grid; gap: 6px; }
.field span { font-size: 13px; letter-spacing: .06em; color: #E7CBB8; }
.field input {
 width: 100%; height: 42px; margin: 0; padding: 0 12px;
 border: 1px solid #4A433C; border-radius: var(--btn-radius);
 background: #FBF7F1; color: var(--ink); box-shadow: none;
}
.field input:focus { outline: 2px solid var(--ochre); outline-offset: 2px; background: #fff; }
.receipt { padding-top: 8px; }
.receipt h2 { font-size: clamp(28px, 3vw, 36px); }
.site-footer { background: var(--paper); border-top: 1px solid var(--line); padding: 36px 0 28px; }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.footer-links a { text-decoration: none; font-size: 14px; }
.footer-links a:hover { color: var(--ochre); }
.copyright { color: var(--muted); font-size: 13px; margin: 18px 0 0; max-width: none; }
@media (max-width: 1100px) {
 .cmd-search { width: 168px; }
 .brand-name { font-size: 15px; }
}
@media (max-width: 1023px) {
 .nav-center, .nav-tools .cmd-search, .nav-tools .text-link, .nav-tools .btn { display: none; }
 .icon-btn { display: inline-flex; }
 .mast-grid { gap: 28px; }
}
@media (max-width: 767px) {
 .block, .band { padding: 48px 0; }
 .mast-grid, .feature-card, .contact-grid, .footer-grid { grid-template-columns: 1fr; display: grid; }
 .footer-grid { display: grid; }
 .feature-copy { padding: 24px 20px 20px; }
 .feature-visual svg { min-height: 200px; }
 .index-row { grid-template-columns: 56px minmax(0, 1fr); }
 .index-meta { grid-column: 2; text-align: left; }
 .assure-list { grid-template-columns: 1fr 1fr; }
 .assure-list li:nth-child(odd) { border-right: 1px solid var(--line); }
 .assure-list li:nth-child(1), .assure-list li:nth-child(2) { border-bottom: 1px solid var(--line); }
 .mast-top { letter-spacing: .06em; }
 h1 { max-width: none; }
}
@media (max-width: 639px) {
 .seq thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
 .seq, .seq tbody, .seq tr, .seq td { display: block; width: 100%; }
 .seq tr { padding: 12px 0 6px; border-bottom: 1px solid var(--line); }
 .seq td { border: 0; padding: 2px 0; }
 .seq td::before { content: attr(data-label); display: block; color: var(--moss); font-size: 12px; letter-spacing: .08em; }
 .seq td:first-child { width: auto; }
}
@media (max-width: 520px) {
 .container { width: min(var(--max), calc(100% - 28px)); }
 .brand { gap: 6px; }
 .brand-name { font-size: 13px; letter-spacing: -0.04em; }
 .seal { width: 22px; height: 22px; }
 .assure-list { grid-template-columns: 1fr; }
 .assure-list li, .assure-list li:nth-child(odd) { border-right: 0; border-bottom: 1px solid var(--line); }
 .assure-list li:last-child { border-bottom: 0; }
 .mast-facts li { align-items: baseline; }
 .index-row { grid-template-columns: 1fr; gap: 6px; }
 .index-meta { grid-column: auto; }
}