/* roulang page: index */
:root {
  --paper: #F4F1EA;
  --sand: #ECE6DA;
  --ink: #17211C;
  --body: #27302A;
  --dark: #10150F;
  --gold: #B9925B;
  --pine: #315C49;
  --line: rgba(23, 33, 28, 0.12);
  --shadow-card: 0 12px 24px rgba(16, 21, 15, 0.06);
  --shadow-card-hover: 0 18px 36px rgba(16, 21, 15, 0.09);
  --space-section: 72px;
  --radius-card: 8px;
  --radius-btn: 6px;
  --font-sans: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--body);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--gold); }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
h1, h2, h3, h4, p, ul, dl, dd, figure, blockquote { margin: 0; }
ul { padding: 0; list-style: none; }
.wrap { max-width: 1200px; margin-inline: auto; padding-inline: 24px; }
.section { padding-block: var(--space-section); }
@media (min-width: 768px) {
  :root { --space-section: 96px; }
  .wrap { padding-inline: 32px; }
}
.bg-paper { background-color: var(--paper); }
.bg-sand { background-color: var(--sand); }
.bg-pine { background-color: var(--pine); }
.text-paper { color: var(--paper); }
.text-ink { color: var(--ink); }
.text-body { color: var(--body); }
.text-gold { color: var(--gold); }
.text-dark { color: var(--dark); }

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  height: 72px;
  display: flex;
  align-items: center;
  background: transparent;
  transition: background 0.2s ease, border-color 0.2s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(244, 241, 234, 0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}
.header-inner {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  transition: opacity 0.2s;
}
.brand span.brand-sub {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: var(--gold);
}
.brand:hover { opacity: 0.75; }
.nav-desktop { display: none; }
@media (min-width: 1024px) {
  .nav-desktop { display: flex; align-items: center; gap: 34px; }
}
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-block: 6px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  transition: color 0.2s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 22px;
  height: 3px;
  border-radius: 999px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.2s ease;
}
.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-link.is-active::after { transform: scaleX(1); }
.nav-link:hover { color: var(--gold); }
.nav-cta { display: none; }
@media (min-width: 1024px) {
  .nav-cta { display: inline-flex; margin-left: 12px; }
}
.menu-open-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  color: var(--ink);
  border-radius: 6px;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.menu-open-btn:hover { background: var(--sand); border-color: transparent; }
@media (min-width: 1024px) { .menu-open-btn { display: none; } }

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 55;
  background: var(--paper);
  padding: 100px 32px 48px;
  overflow-y: auto;
}
.mobile-nav.is-open { display: flex; flex-direction: column; }
.mobile-nav .menu-close {
  position: absolute;
  top: 15px;
  right: 22px;
  width: 42px;
  height: 42px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}
.mobile-nav a.m-nav-link {
  display: block;
  padding: 14px 4px;
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  transition: color 0.2s, padding-left 0.2s;
}
.mobile-nav a.m-nav-link:hover,
.mobile-nav a.m-nav-link.is-active { color: var(--gold); padding-left: 8px; }
.mobile-nav .btn { margin-top: 32px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius-btn);
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-gold {
  background: var(--gold);
  color: #141B16;
  border-color: var(--gold);
}
.btn-gold:hover { background: #A87E4E; border-color: #A87E4E; color: #F4F1EA; }
.btn-ink {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.btn-ink:hover { background: #2B3B32; border-color: #2B3B32; color: var(--paper); }
.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: rgba(23, 33, 28, 0.35);
}
.btn-outline:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn-light {
  background: var(--paper);
  color: var(--dark);
  border-color: var(--paper);
}
.btn-light:hover { background: #FFFCF5; color: var(--dark); border-color: #FFFCF5; }
.btn-ghost-light {
  background: transparent;
  color: var(--paper);
  border-color: rgba(255, 255, 255, 0.5);
}
.btn-ghost-light:hover { background: rgba(255, 255, 255, 0.08); color: #fff; border-color: rgba(255, 255, 255, 0.75); }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Hero */
.hero { position: relative; overflow: hidden; min-height: 92vh; background-color: var(--paper); }
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  min-height: 92vh;
  align-items: center;
  padding-block: 120px 68px;
}
.hero-copy { position: relative; z-index: 3; max-width: 640px; }
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 58fr 42fr; gap: 32px; }
  .hero-copy { padding-right: 24px; }
}
.hero-visual {
  position: relative;
  min-height: 320px;
  border-radius: 12px;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center 40%;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(23, 33, 28, 0) 30%, rgba(23, 33, 28, 0.28) 100%);
}
@media (max-width: 767px) {
  .hero { min-height: auto; }
  .hero-grid { max-width: 640px; margin-inline: auto; grid-template-columns: 1fr; row-gap: 36px; padding-block: 100px 56px; }
  .hero-visual { min-height: 250px; }
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--gold);
}
.eyebrow::before { content: ""; width: 24px; height: 1px; background: var(--gold); }
.hero-title {
  margin-top: 20px;
  font-size: 30px;
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
}
@media (min-width: 768px) {
  .hero-title { font-size: 44px; }
}
@media (min-width: 1200px) {
  .hero-title { font-size: 52px; }
}
.hero-lead {
  margin-top: 22px;
  font-size: 16px;
  line-height: 1.9;
  color: #4C5A52;
  max-width: 580px;
}
@media (min-width: 768px) {
  .hero-lead { font-size: 18px; }
}
.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero-note {
  margin-top: 26px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #5C685F;
  font-size: 14px;
}
.hero-note .dot { width: 7px; height: 7px; border-radius: 999px; background: var(--gold); }

/* Data strip */
.data-strip { border-block: 1px solid var(--line); background: rgba(237, 233, 224, 0.6); }
.data-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 20px; padding-block: 36px; }
@media (min-width: 768px) { .data-grid { grid-template-columns: repeat(4, 1fr); } }
.data-item { padding-left: 18px; border-left: 2px solid var(--gold); }
.data-item .data-label { font-size: 14px; color: #59675E; }
.data-item .data-value {
  font-size: 30px;
  font-weight: 800;
  color: var(--ink);
  font-feature-settings: "tnum";
  line-height: 1.15;
  margin-top: 4px;
  letter-spacing: -0.02em;
}
@media (min-width: 768px) { .data-item .data-value { font-size: 34px; } }
.data-item .data-desc { font-size: 13px; color: #6C786F; margin-top: 4px; }

/* Section heading */
.section-head {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 42px;
}
.section-head .eyebrow { align-self: flex-start; }
.section-title {
  font-size: 28px;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-weight: 800;
  max-width: 680px;
}
@media (min-width: 768px) { .section-title { font-size: 38px; } }
.section-desc { max-width: 680px; color: #506057; font-size: 16px; line-height: 1.85; }
.section-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 42px;
}
.section-head-row .section-head { margin-bottom: 0; }
.more-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 1px solid rgba(23, 33, 28, 0.35);
  padding-bottom: 3px;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.more-link:hover { color: var(--gold); border-color: rgba(185, 146, 91, 0.55); }

/* Comparison table */
.member-table-wrap { border-radius: var(--radius-card); border: 1px solid var(--line); overflow-x: auto; background: #FAF8F3; box-shadow: var(--shadow-card); }
.member-table { width: 100%; border-collapse: collapse; min-width: 780px; }
.member-table th, .member-table td { padding: 17px 18px; text-align: left; border-bottom: 1px solid var(--line); font-size: 14px; vertical-align: middle; }
.member-table thead th { background: var(--ink); color: var(--paper); font-weight: 600; font-size: 14px; letter-spacing: 0.02em; }
.member-table thead th:first-child { border-top-left-radius: var(--radius-card); }
.member-table thead th:last-child { border-top-right-radius: var(--radius-card); }
.member-table tbody th { font-weight: 600; color: var(--ink); background: #FFFDF9; }
.member-table tbody tr:last-child th, .member-table tbody tr:last-child td { border-bottom: none; }
.member-table td { color: #4D5B53; }
.member-table tbody tr:hover th, .member-table tbody tr:hover td { background: rgba(185, 146, 91, 0.08); }
.member-table .col-hot { position: relative; background: rgba(244, 241, 234, 0.9); }
.member-table .col-hot td, .member-table .col-hot th { background: rgba(244, 241, 234, 0.92); }
.member-table thead th.col-hot { background: #2F3C33; }
.member-table thead .col-hot { border-top: 3px solid var(--gold); }
.table-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  background: var(--gold);
  color: #142019;
  border-radius: 999px;
  vertical-align: 2px;
}
@media (max-width: 1023px) {
  .member-table-wrap.desktop-only { display: none; }
}
.member-cards.mobile-only { display: none; }
@media (max-width: 1023px) {
  .member-cards.mobile-only { display: grid; grid-template-columns: 1fr; gap: 18px; }
}
@media (min-width: 640px) and (max-width: 1023px) {
  .member-cards.mobile-only { grid-template-columns: repeat(2, 1fr); }
}
.member-card {
  background: #FAF8F3;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 22px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.member-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }
.member-card.is-hot { border-top: 4px solid var(--gold); }
.member-card h3 { font-size: 20px; font-weight: 800; color: var(--ink); margin-bottom: 12px; }
.member-card ul li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
.member-card ul li:last-child { border-bottom: none; }
.member-card li strong { color: var(--ink); font-weight: 600; flex-shrink: 0; }
.member-card li span { color: #4F5D55; text-align: right; }

/* Feature highlight */
.feature-block { background: #EDEAE2; }
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: stretch;
}
@media (min-width: 1024px) {
  .feature-grid { grid-template-columns: 47fr 53fr; gap: 48px; }
}
.feature-media {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  min-height: 320px;
  background-color: var(--sand);
}
.feature-media img { width: 100%; height: 100%; object-fit: cover; }
.feature-copy { display: flex; flex-direction: column; justify-content: center; }
.feature-list { margin-top: 12px; }
.feature-item {
  position: relative;
  padding: 24px 0 24px 40px;
  border-bottom: 1px solid var(--line);
}
.feature-item:last-child { border-bottom: none; }
.feature-item .step {
  position: absolute;
  left: 0;
  top: 25px;
  width: 25px;
  height: 25px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  border: 1.5px solid var(--gold);
  border-radius: 999px;
}
.feature-item h3 { font-size: 20px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.feature-item p { color: #536158; font-size: 15px; line-height: 1.8; }
.feature-note {
  margin-top: 24px;
  padding: 14px 18px;
  background: rgba(185, 146, 91, 0.10);
  border-left: 3px solid var(--gold);
  font-size: 14px;
  color: #425047;
}

/* Preview cards */
.preview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 720px) {
  .preview-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .preview-grid { grid-template-columns: repeat(6, 1fr); }
  .preview-card.is-large { grid-column: span 4; grid-row: span 2; min-height: 500px; }
  .preview-card.is-tall { grid-column: span 2; min-height: 500px; }
  .preview-card.is-wide { grid-column: span 3; min-height: 340px; }
}
.preview-card {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: #E9E4DA;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  min-height: 240px;
}
.preview-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.preview-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.22s ease; }
.preview-card:hover img { transform: scale(1.03); }
.preview-shade {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(23,33,28,0.00) 32%, rgba(16,21,15,0.68) 100%);
}
.preview-badge {
  position: absolute; top: 16px; right: 16px;
  font-size: 12px;
  font-weight: 600;
  color: var(--dark);
  background: rgba(244, 241, 234, 0.9);
  padding: 4px 11px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}
.preview-info {
  position: absolute;
  left: 20px; right: 20px; bottom: 18px;
  color: #F4F1EA;
}
.preview-info .preview-kicker { font-size: 12px; letter-spacing: 0.14em; color: rgba(244, 241, 234, 0.78); }
.preview-info h3 { font-size: 20px; font-weight: 800; margin-top: 4px; line-height: 1.35; }
.preview-card.is-large .preview-info h3 { font-size: 25px; }
@media (max-width: 719px) {
  .preview-grid { gap: 20px; }
  .preview-card.is-tall { min-height: 330px; }
}

/* News / CMS */
.news-block { background: var(--sand); }
.news-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 768px) { .news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .news-grid { grid-template-columns: repeat(3, 1fr); } }
.news-card {
  background: #FFFDF9;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.news-cover { position: relative; height: 150px; background-color: #E9E4DA; overflow: hidden; }
.news-cover img { width: 100%; height: 100%; object-fit: cover; }
.news-cat {
  position: absolute;
  left: 14px; bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16,21,15,0.70);
  color: #F4F1EA;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.news-cat .cat-point { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
.news-body { padding: 18px 18px 16px; display: flex; flex-direction: column; flex: 1; }
.news-title { font-size: 17px; font-weight: 700; line-height: 1.5; color: var(--ink); margin-bottom: 8px; }
.news-summary {
  font-size: 14px;
  color: #5A6860;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  margin-top: auto;
  padding-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #77827B;
  font-size: 13px;
}
.news-more { color: var(--ink); font-weight: 600; border-bottom: 1px solid transparent; transition: color 0.2s, border-color 0.2s; }
.news-more:hover { color: var(--gold); border-color: rgba(185,146,91,.5); }
.news-empty {
  grid-column: 1 / -1;
  border: 1.5px dashed rgba(23,33,28,0.22);
  background: rgba(244,241,234,0.6);
  border-radius: var(--radius-card);
  text-align: center;
  padding: 48px 20px;
  color: #5C6B62;
}
.news-empty strong { display: block; font-size: 16px; color: var(--ink); margin-bottom: 4px; }

/* FAQ */
.faq-list { max-width: 800px; margin-inline: auto; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 25px 4px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 22px;
  font-weight: 300;
  color: var(--gold);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: transform 0.2s ease, background 0.2s;
}
.faq-item details[open] summary { color: var(--gold); padding-left: 6px; }
.faq-item details[open] summary::after { transform: rotate(45deg); background: rgba(185,146,91,0.08); }
.faq-item .faq-answer { padding: 0 28px 26px 4px; color: #536159; font-size: 15px; line-height: 1.85; }

/* CTA block */
.cta-section { background: var(--dark); color: var(--paper); }
.cta-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 36px;
  padding-block: 76px;
}
@media (min-width: 1024px) {
  .cta-inner { flex-direction: row; align-items: center; padding-block: 84px; }
}
.cta-eyebrow { color: var(--gold); font-size: 13px; letter-spacing: 0.2em; display: flex; align-items: center; gap: 10px; }
.cta-eyebrow::before { content: ""; width: 24px; height: 1px; background: var(--gold); }
.cta-title { margin-top: 16px; font-size: 32px; font-weight: 800; line-height: 1.25; color: #F4F1EA; letter-spacing: -0.02em; max-width: 640px; }
@media (min-width: 768px) { .cta-title { font-size: 44px; } }
.cta-text { margin-top: 16px; max-width: 500px; color: rgba(244,241,234,0.74); font-size: 15px; line-height: 1.85; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; flex-shrink: 0; }

/* Footer */
.site-footer { background: #FBFAF6; border-top: 1px solid var(--line); }
.footer-top { padding-block: 56px 40px; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 32px; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.5fr 1fr; gap: 60px; } }
.footer-brand { font-size: 22px; font-weight: 800; color: var(--ink); }
.footer-desc { font-size: 15px; color: #57645D; max-width: 480px; margin-top: 12px; line-height: 1.85; }
.footer-nav { display: flex; flex-direction: column; gap: 4px; }
.footer-nav h4 { margin-bottom: 10px; color: var(--ink); font-size: 15px; font-weight: 700; }
.footer-nav a { display: inline-block; color: #596960; font-size: 15px; padding-block: 5px; }
.footer-nav a:hover { color: var(--gold); padding-left: 4px; }
.footer-bottom { border-top: 1px solid var(--line); padding-block: 20px; display: flex; flex-direction: column; gap: 8px; }
@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; align-items: center; justify-content: space-between; }
}
.footer-bottom .copy { font-size: 13px; color: #7C877F; }
.footer-bottom .tech { font-size: 13px; color: #9BA39D; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: article */
:root {
    --paper: #F4F1EA;
    --paper2: #ECE6DA;
    --paper-card: #FBF8F1;
    --ink: #17211C;
    --ink-soft: #27302A;
    --ink-muted: #5B655F;
    --dark: #10150F;
    --dark-soft: #1A2119;
    --gold: #B9925B;
    --green: #315C49;
    --line: rgba(23,33,28,0.12);
    --line-soft: rgba(23,33,28,0.07);
    --white-line: rgba(255,255,255,0.16);
    --radius-lg: 14px;
    --radius-md: 8px;
    --radius-pill: 999px;
    --shadow-sm: 0 10px 20px rgba(16,21,15,0.04);
    --shadow-md: 0 12px 24px rgba(16,21,15,0.06);
    --shadow-lg: 0 18px 36px rgba(16,21,15,0.09);
    --width: 1200px;
    --warp: 24px;
  }

  *, *::before, *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink-soft);
    font-family: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

  img {
    display: block;
    max-width: 100%;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  button {
    font-family: inherit;
    cursor: pointer;
  }

  h1, h2, h3, h4, h5, p, ul, ol, figure, blockquote {
    margin: 0;
  }

  .wrap {
    max-width: var(--width);
    margin: 0 auto;
    padding-left: var(--warp);
    padding-right: var(--warp);
  }

  .text-gold {
    color: var(--gold) !important;
  }

  /* Header */
  .site-header {
    position: sticky;
    top: 0;
    left: 0;
    z-index: 80;
    height: 72px;
    background: rgba(244,241,234,0.94);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line-soft);
  }

  .header-inner {
    max-width: var(--width);
    height: 72px;
    margin: 0 auto;
    padding: 0 var(--warp);
    display: flex;
    align-items: center;
    gap: 36px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    font-size: 20px;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: -0.01em;
    white-space: nowrap;
  }

  .brand-sub {
    display: inline-block;
    margin-left: 10px;
    padding: 3px 10px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--green);
    background: rgba(49,92,73,0.08);
    border: 1px solid rgba(49,92,73,0.16);
    border-radius: var(--radius-pill);
    line-height: 1.4;
  }

  .nav-desktop {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 34px;
  }

  .nav-link {
    position: relative;
    display: inline-block;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    padding: 8px 0 6px;
    transition: color 0.2s ease;
  }

  .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
    transition: width 0.22s ease;
  }

  .nav-link:hover {
    color: var(--green);
  }

  .nav-link:hover::after,
  .nav-link.is-active::after {
    width: 100%;
  }

  .nav-link.is-active {
    color: var(--ink);
    font-weight: 700;
  }

  .nav-cta {
    margin-left: 4px;
  }

  .menu-open-btn {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--ink);
    margin-left: auto;
    transition: border-color 0.2s ease, background 0.2s ease;
  }

  .menu-open-btn:hover {
    border-color: var(--gold);
    background: rgba(185,146,91,0.06);
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 40px;
    padding: 0 22px;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
    text-align: center;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  }

  .btn:active {
    transform: translateY(1px);
  }

  .btn-primary {
    background: var(--ink);
    color: #fff;
    border-color: var(--ink);
  }

  .btn-primary:hover {
    background: var(--green);
    border-color: var(--green);
    box-shadow: 0 12px 24px rgba(16,21,15,0.12);
  }

  .btn-outline {
    background: transparent;
    border: 1px solid rgba(23,33,28,0.45);
    color: var(--ink);
  }

  .btn-outline:hover {
    border-color: var(--gold);
    background: rgba(185,146,91,0.08);
    color: var(--gold);
  }

  .btn-gold {
    background: var(--gold);
    color: #151D18;
    border-color: var(--gold);
  }

  .btn-gold:hover {
    filter: brightness(1.05);
    background: #C9A36C;
    border-color: #C9A36C;
    box-shadow: 0 12px 28px rgba(185,146,91,0.24);
  }

  .btn-lg {
    height: 48px;
    padding: 0 30px;
    font-size: 15px;
  }

  .btn:focus-visible,
  .nav-link:focus-visible,
  .brand:focus-visible,
  .menu-open-btn:focus-visible,
  .footer-nav a:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
  }

  /* Article hero */
  .article-hero {
    position: relative;
    min-height: 480px;
    display: flex;
    align-items: flex-end;
    background-color: #16201b;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    isolation: isolate;
  }

  .article-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(16,21,15,0.84) 0%, rgba(16,21,15,0.46) 54%, rgba(16,21,15,0.28) 100%);
    z-index: -1;
  }

  .article-hero-inner {
    width: 100%;
    padding-top: 120px;
    padding-bottom: 64px;
  }

  .hero-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: rgba(244,241,234,0.72);
    margin-bottom: 30px;
  }

  .hero-breadcrumb a {
    color: rgba(244,241,234,0.72);
    transition: color 0.2s ease;
  }

  .hero-breadcrumb a:hover {
    color: #fff;
  }

  .hero-breadcrumb .sep {
    opacity: 0.5;
  }

  .hero-breadcrumb .current {
    color: var(--gold);
  }

  .article-hero-cat {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    color: #D7BB8D;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.12em;
  }

  .article-hero-cat::before {
    content: "";
    width: 22px;
    height: 2px;
    background: var(--gold);
    display: inline-block;
    border-radius: 2px;
  }

  .article-hero-title {
    max-width: 920px;
    font-size: clamp(30px, 4.4vw, 56px);
    font-weight: 800;
    line-height: 1.22;
    letter-spacing: -0.03em;
    color: #fff;
    margin-bottom: 24px;
    word-break: break-word;
  }

  .article-meta-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 26px;
    font-size: 14px;
    color: rgba(244,241,234,0.82);
  }

  .meta-mark {
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
  }

  .hero-meta-chip {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border: 1px solid rgba(185,146,91,0.5);
    border-radius: var(--radius-pill);
    color: #E0C59C;
    font-size: 12px;
    font-weight: 600;
  }

  /* Article main */
  .article-body-section {
    padding: 76px 0 20px;
  }

  .article-main-col {
    max-width: 760px;
    margin: 0 auto;
  }

  .rich-text {
    color: var(--ink-soft);
    font-size: 17px;
    line-height: 2;
    letter-spacing: 0.01em;
  }

  .rich-text p {
    margin-bottom: 1.6em;
  }

  .rich-text h2,
  .rich-text h3,
  .rich-text h4 {
    color: var(--ink);
    font-weight: 750;
    line-height: 1.5;
    letter-spacing: -0.02em;
    margin: 2.1em 0 0.8em;
  }

  .rich-text h2 {
    font-size: 28px;
  }

  .rich-text h3 {
    font-size: 22px;
  }

  .rich-text h4 {
    font-size: 18px;
  }

  .rich-text img {
    border-radius: var(--radius-lg);
    margin: 2em 0;
    box-shadow: var(--shadow-md);
  }

  .rich-text figure {
    margin: 2.2em 0;
  }

  .rich-text figure img {
    margin: 0;
  }

  .rich-text figcaption {
    font-size: 13px;
    text-align: center;
    color: var(--ink-muted);
    background: var(--paper2);
    padding: 8px 16px;
    border-radius: 0 0 8px 8px;
    margin-top: -14px;
    margin-bottom: 2.2em;
  }

  .rich-text a {
    color: var(--green);
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-thickness: 1px;
    transition: color 0.2s ease;
  }

  .rich-text a:hover {
    color: var(--gold);
  }

  .rich-text blockquote {
    margin: 2em 0;
    padding: 6px 0 8px 24px;
    border-left: 3px solid var(--gold);
    background: rgba(185,146,91,0.07);
    border-radius: 0 8px 8px 0;
    color: #3A413C;
    font-size: 15px;
  }

  .rich-text blockquote p {
    margin: 0;
  }

  .rich-text ul,
  .rich-text ol {
    margin: 1.4em 0 1.8em;
    padding-left: 1.6em;
  }

  .rich-text ul {
    list-style: disc;
  }

  .rich-text ol {
    list-style: decimal;
  }

  .rich-text li {
    padding-left: 6px;
    margin-bottom: 10px;
  }

  .rich-text hr {
    height: 1px;
    background: var(--line);
    border: 0;
    margin: 2.4em 0;
  }

  .rich-text strong {
    color: var(--ink);
  }

  .article-return {
    max-width: 760px;
    margin: 40px auto 0;
    padding-top: 32px;
    border-top: 1px solid var(--line);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
  }

  .article-empty {
    max-width: 620px;
    margin: 0 auto;
    padding: 90px 24px;
    text-align: center;
  }

  .empty-mark {
    display: inline-block;
    padding: 6px 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--ink-muted);
    margin-bottom: 20px;
  }

  .article-empty h2 {
    font-size: 28px;
    color: var(--ink);
    margin-bottom: 12px;
  }

  .article-empty p {
    color: var(--ink-muted);
    margin-bottom: 28px;
  }

  /* Related section */
  .related-section {
    padding: 74px 0 90px;
    position: relative;
  }

  .section-head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 40px;
  }

  .eyebrow {
    display: block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: var(--green);
    text-transform: uppercase;
    margin-bottom: 14px;
  }

  .section-title {
    font-size: clamp(26px, 3vw, 38px);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--ink);
    line-height: 1.3;
  }

  .section-desc {
    max-width: 420px;
    color: var(--ink-muted);
    font-size: 15px;
    line-height: 1.8;
  }

  .related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .related-card {
    background: var(--paper-card);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: block;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  }

  .related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(185,146,91,0.34);
  }

  .related-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
  }

  .related-card-body {
    padding: 22px;
  }

  .related-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 0.06em;
    margin-bottom: 8px;
  }

  .related-title {
    font-size: 18px;
    font-weight: 750;
    color: var(--ink);
    line-height: 1.45;
    margin-bottom: 8px;
  }

  .related-text {
    font-size: 14px;
    color: var(--ink-muted);
    line-height: 1.75;
  }

  /* CTA */
  .cta-section {
    background: var(--dark);
    color: #F4F1EA;
    position: relative;
    overflow: hidden;
  }

  .cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("/assets/images/backpic/back-2.png");
    background-size: cover;
    background-position: center;
    opacity: 0.18;
  }

  .cta-inner {
    position: relative;
    padding: 92px 0 88px;
    display: grid;
    grid-template-columns: 1.5fr 0.8fr;
    gap: 56px;
    align-items: center;
  }

  .cta-kicker {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: var(--gold);
    margin-bottom: 16px;
  }

  .cta-title {
    font-size: clamp(28px, 3.6vw, 46px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.03em;
    color: #fff;
  }

  .cta-desc {
    max-width: 560px;
    margin-top: 18px;
    color: rgba(244,241,234,0.72);
    font-size: 16px;
    line-height: 1.9;
  }

  .cta-actions {
    display: flex;
    justify-content: flex-end;
    gap: 16px;
    flex-wrap: wrap;
  }

  /* FAQ */
  .faq-section {
    padding: 96px 0 100px;
  }

  .faq-section .section-head {
    justify-content: center;
    text-align: center;
    margin-bottom: 52px;
  }

  .faq-section .section-desc {
    margin: 0 auto;
  }

  .faq-list {
    max-width: 800px;
    margin: 0 auto;
    border-top: 1px solid var(--line);
  }

  .faq-item {
    border-bottom: 1px solid var(--line);
  }

  .faq-item summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 24px 4px;
    cursor: pointer;
    transition: padding-left 0.2s ease, background 0.2s ease;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary:hover {
    padding-left: 10px;
    background: rgba(185,146,91,0.04);
  }

  .faq-question {
    font-size: 17px;
    font-weight: 650;
    color: var(--ink);
  }

  .faq-icon {
    position: relative;
    display: block;
    flex: 0 0 auto;
    width: 22px;
    height: 22px;
  }

  .faq-icon::before,
  .faq-icon::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 14px;
    height: 1px;
    background: var(--ink);
    transform: translate(-50%, -50%);
    transition: transform 0.2s ease, opacity 0.2s ease;
  }

  .faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
  }

  .faq-item[open] .faq-icon::after {
    transform: translate(-50%, -50%) rotate(0deg);
    opacity: 0;
  }

  .faq-answer {
    padding: 2px 34px 26px 4px;
    color: var(--ink-muted);
    line-height: 1.9;
    font-size: 15px;
  }

  .faq-answer p + p {
    margin-top: 12px;
  }

  /* Footer */
  .site-footer {
    background: var(--dark);
    color: rgba(244,241,234,0.78);
  }

  .footer-top-lines {
    height: 1px;
    background: var(--white-line);
  }

  .footer-top {
    padding: 72px 0 48px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 64px;
  }

  .footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 19px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 18px;
  }

  .footer-brand .brand-sub {
    background: rgba(244,241,234,0.08);
    color: #fff;
    border-color: rgba(244,241,234,0.18);
  }

  .footer-desc {
    max-width: 420px;
    font-size: 14px;
    line-height: 1.9;
    color: rgba(244,241,234,0.58);
  }

  .footer-nav h4 {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.08em;
    margin-bottom: 22px;
  }

  .footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0 32px;
  }

  .footer-nav h4 {
    flex: 0 0 100%;
  }

  .footer-nav a {
    display: block;
    flex: 0 0 calc(50% - 16px);
    font-size: 14px;
    padding: 6px 0;
    color: rgba(244,241,234,0.64);
    transition: color 0.2s ease;
  }

  .footer-nav a:hover {
    color: var(--gold);
  }

  .footer-bottom {
    padding: 28px 0 36px;
    border-top: 1px solid var(--white-line);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: rgba(244,241,234,0.5);
  }

  .tech-info {
    color: rgba(244,241,234,0.34);
  }

  /* Responsive */
  @media (max-width: 1080px) {
    .nav-desktop {
      gap: 24px;
    }
    .nav-desktop .btn {
      display: none;
    }
  }

  @media (max-width: 1023px) {
    .menu-toggle-space {
      display: flex;
    }

    .header-inner {
      gap: 0;
      justify-content: space-between;
    }

    .nav-desktop {
      margin-left: 0;
      position: fixed;
      top: 72px;
      left: 0;
      right: 0;
      bottom: 0;
      background: var(--paper);
      flex-direction: column;
      align-items: flex-start;
      justify-content: flex-start;
      gap: 4px;
      padding: 36px 28px 48px;
      border-top: 1px solid var(--line);
      transform: translateX(100%);
      visibility: hidden;
      transition: transform 0.22s ease, visibility 0.22s ease;
      z-index: 89;
      overflow-y: auto;
    }

    .nav-desktop.is-open {
      transform: translateX(0);
      visibility: visible;
    }

    .nav-desktop .nav-link {
      width: 100%;
      padding: 15px 0;
      font-size: 20px;
      font-weight: 650;
      border-bottom: 1px solid var(--line-soft);
    }

    .nav-desktop .nav-link::after {
      display: none;
    }

    .nav-desktop .btn {
      display: inline-flex;
      width: 100%;
      margin-top: 24px;
      height: 48px;
    }

    .menu-open-btn {
      display: inline-flex;
    }

    .article-hero-title {
      font-size: 38px;
    }

    .cta-inner {
      grid-template-columns: 1fr;
      padding: 64px 0;
    }

    .cta-actions {
      justify-content: flex-start;
    }

    .article-body-section {
      padding: 52px 0 16px;
    }

    .related-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }

  @media (max-width: 767px) {
    :root {
      --warp: 20px;
    }

    .site-header {
      height: 64px;
    }

    .header-inner {
      height: 64px;
    }

    .nav-desktop {
      top: 64px;
    }

    .article-hero {
      min-height: 400px;
    }

    .article-hero-inner {
      padding-top: 90px;
      padding-bottom: 44px;
    }

    .article-hero-title {
      font-size: 30px;
    }

    .article-meta-line {
      gap: 10px 18px;
    }

    .related-grid {
      grid-template-columns: 1fr;
    }

    .section-head {
      margin-bottom: 28px;
    }

    .article-body-section {
      padding: 44px 0 8px;
    }

    .rich-text {
      font-size: 16px;
    }

    .faq-section {
      padding: 68px 0 64px;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 40px;
    }

    .footer-top {
      padding: 52px 0 36px;
    }

    .footer-bottom {
      flex-direction: column;
      text-align: center;
      justify-content: center;
    }

    .cta-inner {
      padding: 56px 0;
      gap: 32px;
    }

    .cta-actions .btn {
      width: 100%;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      transition-duration: 0.01ms !important;
    }
  }

/* roulang page: category1 */
:root{
  --bg:#F4F1EA;
  --bg-deep:#ECE6DA;
  --ink:#17211C;
  --text:#27302A;
  --dark:#10150F;
  --gold:#B9925B;
  --green:#315C49;
  --line:rgba(23,33,28,0.12);
  --line-soft:rgba(23,33,28,0.08);
  --panel:#FFFDFC;
  --radius:12px;
  --radius-lg:24px;
  --shadow-sm:0 12px 24px rgba(16,21,15,0.06);
  --shadow-md:0 18px 36px rgba(16,21,15,0.09);
  --font-body:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"tnum";
}
body.menu-lock{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol,dl,dd{padding:0;margin:0;list-style:none}
p,h1,h2,h3,h4,h5,h6{margin:0;overflow-wrap:break-word}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.3;}
.wrap{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:78px 0}
@media(max-width:767px){.section{padding:58px 0}}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:8px;font-size:15px;font-weight:600;line-height:1.4;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;border:1px solid transparent;
}
.btn-primary{background:var(--ink);color:#FDFAF3;border-color:var(--ink)}
.btn-primary:hover{background:var(--green);border-color:var(--green);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{background:transparent;color:var(--ink);border-color:rgba(23,33,28,.32)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-1px);background:rgba(185,146,91,.06)}
.btn-outline:active{transform:translateY(1px)}
.btn-light{background:#F4F1EA;color:var(--ink);border-color:#F4F1EA}
.btn-light:hover{background:var(--gold);border-color:var(--gold);color:#10150F;transform:translateY(-1px)}
.btn-gold{background:var(--gold);color:#10150F;border-color:var(--gold)}
.btn-gold:hover{background:#caa36f;border-color:#caa36f;transform:translateY(-1px)}
.btn-lg{padding:15px 28px;font-size:16px;border-radius:9px}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.btn svg{width:17px;height:17px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(244,241,234,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{
  max-width:var(--container);min-height:72px;margin:0 auto;
  padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:22px;
}
.brand{display:inline-flex;align-items:baseline;gap:8px;color:var(--ink);font-weight:800;font-size:21px;letter-spacing:-.01em;line-height:1.2}
.brand-sub{color:var(--gold);font-size:13px;font-weight:700;letter-spacing:.06em}
.nav-desktop{display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;display:inline-block;padding:9px 15px;
  font-size:14px;font-weight:500;color:var(--text);border-radius:7px;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--gold);background:rgba(185,146,91,.05)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:4px;height:2px;
  background:var(--gold);border-radius:2px;
}
.nav-cta{margin-left:14px;padding:9px 17px;font-size:13px}
.menu-open-btn{display:none;width:44px;height:44px;border-radius:8px;align-items:center;justify-content:center;color:var(--ink);padding:0}
.menu-open-btn:hover{background:var(--bg-deep)}
.menu-open-btn:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.mobile-menu{
  position:fixed;inset:0;z-index:300;background:var(--bg);
  transform:translateX(100%);transition:transform .24s ease;
  display:flex;flex-direction:column;padding:22px 26px;
}
.mobile-menu.is-open{transform:translateX(0)}
.mm-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:38px}
.menu-close-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;color:var(--ink)}
.menu-close-btn:hover{background:var(--bg-deep)}
.mobile-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:32px}
.mobile-nav .nav-link{font-size:18px;padding:12px 4px;border-bottom:1px solid var(--line-soft);border-radius:0}
.mobile-nav .nav-link.is-active{color:var(--gold)}
.mobile-menu .btn{width:100%}

/* page hero */
.tier-hero{
  position:relative;overflow:hidden;padding:60px 0 32px;
}
.tier-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:url('/assets/images/backpic/back-2.png') right top / cover no-repeat;
}
.tier-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(244,241,234,.96) 0%,rgba(244,241,234,.94) 44%,rgba(236,230,218,.68) 100%);
}
.tier-hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
  gap:48px;align-items:center;padding:28px 0 56px;
}
.hero-kicker{
  display:flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.16em;color:var(--green);font-weight:700;
  margin-bottom:18px;text-transform:uppercase;
}
.hero-kicker::before{content:"";width:28px;height:2px;background:var(--gold);border-radius:2px}
.hero-title{font-size:clamp(36px,4.6vw,62px);font-weight:800;line-height:1.12;letter-spacing:-.03em;margin-bottom:20px}
.hero-title .gold-text{color:var(--gold);font-weight:800}
.hero-lead{max-width:560px;font-size:17px;line-height:1.9;color:#3E4940;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-panel{
  position:relative;border-radius:16px;overflow:hidden;background:var(--panel);
  box-shadow:var(--shadow-md);
}
.hero-panel img{width:100%;height:390px;object-fit:cover}
.hero-panel-note{
  position:absolute;left:18px;bottom:18px;right:18px;
  background:rgba(244,241,234,.95);backdrop-filter:blur(6px);
  border-radius:12px;padding:16px 18px;display:flex;align-items:center;gap:12px;
  box-shadow:var(--shadow-sm);border:1px solid rgba(255,255,255,.6);
}
.hero-panel-note .hp-no{
  display:inline-flex;justify-content:center;color:var(--ink);background:var(--gold);
  font-size:13px;font-weight:800;border-radius:99px;width:36px;height:36px;align-items:center;flex:0 0 auto;
}
.hero-panel-note strong{display:block;color:var(--ink);font-size:15px;line-height:1.3}
.hero-panel-note span{display:block;color:#667068;font-size:13px;line-height:1.5}

/* note strip */
.level-quick{
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
  padding:22px 0;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.level-quick div{display:flex;gap:12px;align-items:center}
.level-quick b{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:30px;border-radius:6px;background:rgba(185,146,91,.12);color:var(--gold);font-size:14px}
.level-quick p{font-size:14px;color:#667068;line-height:1.5}
.level-quick strong{display:block;color:var(--ink);font-size:14px}

/* section head */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:36px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--green);margin-bottom:10px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold)}
.section-head h2{font-size:clamp(26px,3vw,40px);letter-spacing:-.02em}
.head-note{max-width:420px;font-size:15px;color:#667068;line-height:1.8}

/* tier cards */
.tier-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tier-card{
  position:relative;background:var(--panel);border:1px solid var(--line-soft);
  border-radius:14px;padding:24px 22px;min-height:382px;
  display:flex;flex-direction:column;transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.tier-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:rgba(185,146,91,.35)}
.tier-card.is-dark{background:var(--dark);border-color:var(--dark)}
.tier-card.featured-card{box-shadow:0 0 0 1px var(--gold) inset}
.tier-top{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.tier-level{
  font-size:16px;font-weight:800;color:var(--gold);letter-spacing:.02em;
  display:inline-flex;align-items:center;gap:6px;
}
.tier-level::after{content:"";width:20px;height:1px;background:rgba(185,146,91,.35)}
.tier-type{
  display:inline-flex;align-items:center;background:rgba(185,146,91,.12);color:#846a3d;
  font-size:12px;font-weight:700;padding:3px 10px;border-radius:99px;letter-spacing:.05em;
}
.tier-card h3{font-size:22px;margin-bottom:8px}
.tier-card .tier-summary{font-size:13px;color:#667068;line-height:1.7;margin-bottom:20px}
.tier-list{display:flex;flex-direction:column;gap:10px;margin-top:auto}
.tier-list li{
  display:flex;gap:9px;align-items:flex-start;font-size:13px;color:#3E4940;line-height:1.65;
}
.tier-list li::before{content:"";width:5px;height:5px;border-radius:99px;background:var(--gold);flex:0 0 auto;margin-top:9px}
.is-dark .tier-level{color:#d5a96f}
.is-dark h3,.is-dark .tier-list li,.is-dark .tier-summary{color:#ECE6DA}
.is-dark .tier-summary{color:rgba(244,241,234,.66)}
.is-dark .tier-list li::before{background:#d5a96f}
.is-dark .tier-type{background:rgba(217,168,109,.14);color:#d5a96f}

/* compare */
.compare-shell{background:var(--panel);border:1px solid var(--line-soft);border-radius:16px;padding:28px;box-shadow:var(--shadow-sm)}
.compare-table{width:100%;border-collapse:collapse;table-layout:auto}
.compare-table th{
  padding:15px 16px;text-align:center;font-weight:700;font-size:15px;color:var(--ink);
  border-bottom:1px solid var(--ink);background:transparent;
}
.compare-table th:first-child{text-align:left}
.compare-table th small{display:block;font-size:12px;color:#667068;font-weight:500;margin-top:3px}
.compare-table thead th:last-child{background:var(--dark);color:#F4F1EA;border-radius:0 10px 0 0}
.compare-table thead th:last-child small{color:rgba(244,241,234,.68)}
.compare-table td{
  padding:14px 16px;text-align:center;font-size:14px;color:#3E4940;border-bottom:1px solid var(--line-soft);
}
.compare-table td:first-child{text-align:left;font-weight:600;color:var(--ink)}
.compare-table tbody tr:hover td{background:rgba(185,146,91,.08)}
.compare-table tbody tr:last-child td{border-bottom:none}
.cv{color:var(--gold);font-weight:700}
.cx{color:#b8b0a2}
table.desktop-table{display:table}

/* mobile compare */
.mobile-compare{display:none;margin-top:6px}
.mobile-compare-empty{display:none}
@media(max-width:1023px){
  .compare-shell{padding:18px}
}
.compare-mobile-card{
  display:grid;grid-template-columns:180px 1fr;gap:10px;align-items:start;
  background:var(--panel);border:1px solid var(--line-soft);border-radius:12px;padding:15px 16px;margin-bottom:10px;
}
.compare-mobile-card + .compare-mobile-card{border-top:1px solid var(--line-soft)}
.compare-mobile-card .cm-label{font-weight:700;color:var(--ink);font-size:14px;text-align:left}
.compare-mobile-values{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}
.compare-mobile-values span{font-size:13px;color:#667068}
.compare-mobile-values b{color:var(--gold);font-weight:700}
.compare-note{margin-top:20px;font-size:13px;color:#898a84;background:var(--bg-deep);border-radius:8px;padding:10px 14px;line-height:1.7}

/* perk / split */
.feature-alt{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.feature-media{border-radius:20px;overflow:hidden;box-shadow:var(--shadow-sm);position:relative}
.feature-media img{width:100%;height:420px;object-fit:cover;transition:transform .3s ease}
.feature-media:hover img{transform:scale(1.02)}
.feature-media figcaption{
  position:absolute;left:0;right:0;bottom:0;background:linear-gradient(0deg,rgba(16,21,15,.9),rgba(16,21,15,.35) 60%,transparent);
  padding:72px 20px 16px;color:#F4F1EA;font-size:13px;
}
.feature-side .eyebrow{font-size:12px}
.feature-side h2{font-size:clamp(26px,3vw,40px);letter-spacing:-.02em;margin-bottom:20px}
.feature-side p{font-size:15px;line-height:1.85;color:#3E4940}
.mini-list{margin-top:26px;display:flex;flex-direction:column;gap:12px}
.mini-list li{
  display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start;
  font-size:14px;color:#27302A;line-height:1.6;
  padding:12px 14px;background:var(--panel);border:1px solid var(--line-soft);border-radius:10px;
}
.mini-list b{color:var(--gold);font-weight:800;font-size:14px;padding-top:1px}

/* flow */
.flow-band{
  background:var(--dark);border-radius:0;padding:84px 0;color:#ECE6DA;
  text-align:center;
}
.flow-band .section-head{flex-direction:column;align-items:center;text-align:center;margin-bottom:52px}
.flow-band h2{color:#F8F4EA}
.flow-band .head-note{color:rgba(244,241,234,.68);max-width:520px}
.flow-band .eyebrow::before{background:var(--gold)}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;text-align:left}
.flow-step{
  background:rgba(244,241,234,.04);border:1px solid rgba(244,241,234,.09);
  border-radius:14px;padding:22px;min-height:188px;position:relative;overflow:hidden;
}
.flow-step b{
  display:inline-flex;font-size:13px;font-weight:800;color:var(--gold);border:1px solid rgba(217,168,109,.6);
  border-radius:99px;height:34px;min-width:34px;align-items:center;justify-content:center;margin-bottom:16px;background:rgba(217,168,109,.10)
}
.flow-step h3{color:#F8F4EA;font-size:17px;margin-bottom:8px}
.flow-step p{font-size:13px;color:rgba(244,241,234,.6);line-height:1.7}

/* faq */
.faq-section{padding:78px 0}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line-soft);padding:4px 0;transition:padding .2s ease}
.faq-item summary{
  display:flex;align-items:center;gap:14px;cursor:pointer;
  list-style:none;padding:20px 4px;font-size:16px;font-weight:600;color:var(--ink);
  transition:color .2s ease;position:relative;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";margin-left:auto;flex:0 0 auto;width:16px;height:16px;position:relative;
  border-bottom:1.5px solid var(--ink);border-left:1.5px solid var(--ink);
  transform:rotate(-45deg) translateY(-3px);transition:transform .2s;
}
.faq-item[open] summary{color:var(--gold)}
.faq-item[open] summary::after{transform:rotate(-45deg) translateY(2px)}
.faq-item summary:hover::before{
  content:"";position:absolute;left:-10px;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--gold);
}
.faq-item p{padding:0 24px 22px 4px;color:#667068;font-size:14px;line-height:1.9}

/* cta */
.cta-outro{padding:0 0 84px}
.cta-card{
  position:relative;border-radius:28px;overflow:hidden;background:var(--dark);color:#ECE6DA;
  display:grid;grid-template-columns:1.2fr .8fr;gap:42px;align-items:center;padding:68px 68px;
}
.cta-card::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.16;
}
.cta-inner{position:relative;z-index:1}
.cta-inner h2{color:#F8F4EA;font-size:clamp(28px,3.6vw,46px);letter-spacing:-.02em;margin-bottom:16px}
.cta-inner p{color:rgba(244,241,234,.72);font-size:15px;line-height:1.8;max-width:500px}
.cta-actions{position:relative;z-index:1;display:flex;flex-direction:column;gap:12px;align-items:stretch;justify-content:center}
.cta-actions .btn{width:100%}

/* footer */
.site-footer{border-top:1px solid var(--line-soft);background:var(--bg)}
.footer-top{padding:46px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:42px}
.footer-brand{font-size:22px;font-weight:800;color:var(--ink);letter-spacing:-.01em;margin-bottom:12px}
.footer-desc{color:#667068;font-size:14px;line-height:1.8;max-width:380px}
.footer-nav{display:flex;flex-direction:column;gap:10px}
.footer-nav h4{font-size:14px;color:var(--ink);margin-bottom:6px;font-weight:700}
.footer-nav a{font-size:14px;color:#667068;padding:4px 0;transition:color .2s ease;width:fit-content}
.footer-nav a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid var(--line-soft);padding:18px 0 28px;display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;align-items:center;font-size:13px;color:#898a84}
.copy{color:#555f56}

/* responsive */
@media(max-width:1180px){
  .nav-desktop{display:none}
  .menu-open-btn{display:inline-flex}
  .header-inner{min-height:68px}
}
@media(max-width:1024px){
  .tier-hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-lead{max-width:640px}
  .hero-panel img{height:380px}
  .level-quick{grid-template-columns:repeat(2,1fr)}
  .tier-grid{grid-template-columns:repeat(2,1fr)}
  .feature-alt{grid-template-columns:1fr;gap:18px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .head-note{max-width:none}
  .desktop-table{display:none}
  .mobile-compare{display:block}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .cta-card{grid-template-columns:1fr;padding:52px 38px}
  .cta-actions{flex-direction:row;align-items:center;justify-content:flex-start}
  .cta-actions .btn{width:auto;min-width:180px}
  .compare-mobile-card{grid-template-columns:1fr}
  .compare-mobile-card .cm-label{margin-bottom:4px}
}
@media(max-width:767px){
  .wrap{padding-left:18px;padding-right:18px}
  .hero-panel img{height:300px}
  .level-quick{grid-template-columns:1fr;gap:10px}
  .tier-grid{grid-template-columns:1fr}
  .tier-card{min-height:auto}
  .flow-grid{grid-template-columns:1fr}
  .feature-media img{height:300px}
  .cta-card{padding:40px 22px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding-bottom:22px}
  .compare-shell{padding:15px}
  .compare-mobile-values{grid-template-columns:1fr}
  .faq-section{padding:58px 0}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category2 */
:root {
  --page:#F4F1EA;
  --page-2:#ECE6DA;
  --ink:#17211C;
  --body:#27302A;
  --dark-bg:#10150F;
  --gold:#B9925B;
  --green:#315C49;
  --line:rgba(23,33,28,.12);
  --shadow:0 12px 24px rgba(16,21,15,.06);
  --shadow-lg:0 18px 36px rgba(16,21,15,.09);
  --radius:8px;
}
html { scroll-behavior:smooth; }
body {
  margin:0;
  background:var(--page);
  color:var(--body);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
*,*::before,*::after { box-sizing:border-box; }
img { max-width:100%; height:auto; display:block; }
a { color:inherit; text-decoration:none; }
button { font-family:inherit; }
ul,ol { padding:0; margin:0; list-style:none; }
h1,h2,h3,h4,p { margin:0; }
:focus-visible { outline:2px solid var(--gold); outline-offset:3px; border-radius:4px; }

.wrap {
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section-cat {
  padding:96px 0;
}
@media (max-width:768px) {
  .section-cat { padding:64px 0; }
}
.eyebrow-kicker {
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12px;
  letter-spacing:.28em;
  color:var(--gold);
  font-weight:600;
  text-transform:uppercase;
  margin-bottom:16px;
}
.eyebrow-kicker::before {
  content:"";
  width:28px;
  height:1px;
  background:var(--gold);
}
.section-title {
  font-size:clamp(28px, 4vw, 44px);
  line-height:1.22;
  color:var(--ink);
  font-weight:700;
  letter-spacing:-0.01em;
}
.section-sub {
  max-width:720px;
  color:var(--body);
  font-size:16px;
  line-height:1.9;
  margin-top:20px;
}
.btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:6px;
  padding:11px 24px;
  font-size:14px;
  font-weight:600;
  letter-spacing:.02em;
  cursor:pointer;
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
  line-height:1.4;
}
.btn:hover { transform:translateY(-1px); }
.btn:active { transform:translateY(1px); }
.btn-primary {
  background:var(--ink);
  color:#F4F1EA;
  border-color:var(--ink);
  box-shadow:0 8px 18px rgba(16,21,15,.12);
}
.btn-primary:hover { background:var(--green); border-color:var(--green); color:#fff; }
.btn-outline {
  background:transparent;
  color:var(--ink);
  border-color:rgba(23,33,28,.3);
}
.btn-outline:hover { border-color:var(--gold); color:var(--gold); }
.btn-light-outline {
  background:transparent;
  color:#F4F1EA;
  border-color:rgba(244,241,234,.5);
}
.btn-light-outline:hover { border-color:var(--gold); color:var(--gold); background:rgba(185,146,91,.08); }
.btn-gold {
  background:var(--gold);
  color:#10150F;
  border-color:var(--gold);
}
.btn-gold:hover { background:#a97f49; border-color:#a97f49; color:#fff; }

/* header */
.site-header {
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(244,241,234,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,background .25s ease;
}
.site-header.is-scrolled {
  background:rgba(244,241,234,.96);
  border-bottom:1px solid var(--line);
}
.header-inner {
  max-width:1200px;
  margin:0 auto;
  height:72px;
  padding:0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.brand {
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  font-weight:700;
  font-size:19px;
  letter-spacing:.02em;
  line-height:1.2;
  white-space:nowrap;
}
.brand-sub {
  font-size:12px;
  font-weight:600;
  color:var(--gold);
  border:1px solid rgba(185,146,91,.4);
  border-radius:999px;
  padding:2px 9px;
  letter-spacing:.06em;
}
.nav-desktop {
  display:flex;
  align-items:center;
  gap:26px;
}
.nav-link {
  display:inline-block;
  position:relative;
  padding:10px 0;
  font-size:14px;
  color:#27302A;
  letter-spacing:.01em;
  transition:color .2s ease;
}
.nav-link:hover {
  color:var(--gold);
}
.nav-link.is-active {
  color:var(--gold);
}
.nav-link.is-active::after {
  content:"";
  position:absolute;
  left:0;
  bottom:2px;
  width:20px;
  height:3px;
  border-radius:999px;
  background:var(--gold);
}
.nav-cta {
  padding:8px 18px;
  margin-left:4px;
}
.menu-open-btn {
  display:none;
  border:0;
  background:transparent;
  color:var(--ink);
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  border-radius:6px;
  cursor:pointer;
  transition:background .2s ease;
}
.menu-open-btn:hover { background:rgba(23,33,28,.06); }
@media (max-width:960px) {
  .nav-desktop { display:none; }
  .menu-open-btn { display:inline-flex; }
}
.mobile-menu {
  position:fixed;
  inset:0;
  z-index:70;
  background:rgba(16,21,15,.42);
  opacity:0;
  pointer-events:none;
  transition:opacity .24s ease;
}
.mobile-menu.is-open {
  opacity:1;
  pointer-events:auto;
}
.mobile-menu-panel {
  background:var(--page);
  height:100%;
  max-width:420px;
  margin-left:auto;
  padding:56px 28px 28px;
  display:flex;
  flex-direction:column;
  transform:translateX(100%);
  transition:transform .28s ease;
  position:relative;
}
.mobile-menu.is-open .mobile-menu-panel { transform:translateX(0); }
.mobile-menu-head {
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:48px;
}
.menu-close-btn {
  width:44px;
  height:44px;
  background:transparent;
  border:1px solid rgba(23,33,28,.14);
  border-radius:6px;
  color:var(--ink);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:border-color .2s ease,color .2s ease;
}
.menu-close-btn:hover { border-color:var(--gold); color:var(--gold); }
.mobile-nav {
  display:flex;
  flex-direction:column;
  gap:6px;
  border-top:1px solid var(--line);
  padding-top:18px;
}
.mobile-nav a {
  display:block;
  padding:12px 4px;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid rgba(23,33,28,.08);
  transition:color .2s ease,padding-left .2s ease;
}
.mobile-nav a:hover { color:var(--gold); padding-left:8px; }
.mobile-nav .is-active { color:var(--gold); }
.mobile-menu-cta { margin-top:28px; width:100%; }

/* hero category */
.cat-hero {
  position:relative;
  padding:96px 0 80px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
@media (max-width:768px) {
  .cat-hero { padding:64px 0 56px; }
}
.breadcrumb {
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:#5d645f;
  margin-bottom:40px;
}
.breadcrumb a {
  color:#5d645f;
  transition:color .2s ease;
}
.breadcrumb a:hover { color:var(--gold); }
.breadcrumb span:last-child { color:var(--ink); font-weight:600; }
.hero-cat-h1 {
  font-size:clamp(44px,7vw,76px);
  line-height:1.05;
  color:var(--ink);
  font-weight:700;
  letter-spacing:-0.03em;
  max-width:6ch;
}
.hero-cat-lead {
  font-size:clamp(16px,1.4vw,18px);
  line-height:1.9;
  color:#39433d;
  max-width:520px;
  margin-top:24px;
}
.hero-cat-actions {
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:36px;
}
.hero-notes {
  display:flex;
  flex-wrap:wrap;
  gap:28px;
  margin-top:48px;
}
.hero-note {
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:#27302A;
}
.hero-note i {
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--gold);
  flex:0 0 auto;
}
.hero-media {
  position:relative;
}
.hero-media::before {
  content:"";
  position:absolute;
  width:190px;
  height:190px;
  right:-28px;
  top:-28px;
  border-top:1px solid var(--gold);
  border-right:1px solid var(--gold);
  border-radius:0 12px 0 0;
}
.hero-media img {
  border-radius:10px;
  box-shadow:var(--shadow-lg);
  object-fit:cover;
  width:100%;
  height:100%;
  min-height:420px;
}
.hero-media-caption {
  position:absolute;
  left:12px;
  bottom:12px;
  background:rgba(244,241,234,.92);
  backdrop-filter:blur(8px);
  color:var(--ink);
  font-size:13px;
  font-weight:600;
  padding:8px 14px;
  border-radius:999px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  box-shadow:0 8px 18px rgba(16,21,15,.08);
}
.hero-media-caption::before {
  content:"";
  width:7px;
  height:7px;
  background:var(--gold);
  border-radius:50%;
}
@media (max-width:1023px) {
  .hero-media { margin-top:44px; }
  .hero-media img { min-height:300px; }
}

/* one intro */
.intro-grid {
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
@media (max-width:860px) {
  .intro-grid { grid-template-columns:1fr; gap:32px; }
}
.intro-list {
  margin-top:30px;
  display:grid;
  gap:16px;
}
.intro-line {
  display:grid;
  grid-template-columns:44px 1fr;
  gap:14px;
  align-items:start;
}
.intro-line strong {
  background:var(--page-2);
  color:var(--green);
  font-size:13px;
  font-weight:700;
  text-align:center;
  padding:6px 0;
  border-radius:4px;
}
.intro-line p {
  color:#39433d;
  line-height:1.8;
}
.intro-line p b { color:var(--ink); font-weight:600; }
.intro-media {
  position:relative;
}
.intro-media img {
  border-radius:10px;
  box-shadow:var(--shadow);
}
.intro-media .frame-border {
  position:absolute;
  inset:14px -14px -14px 14px;
  border:1px solid rgba(185,146,91,.5);
  border-radius:8px;
  z-index:-1;
}

/* format bento */
.format-area {
  background:var(--page-2);
}
.format-grid {
  margin-top:44px;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:20px;
}
.format-main {
  grid-row:span 2;
  position:relative;
  min-height:640px;
  border-radius:10px;
  overflow:hidden;
  box-shadow:var(--shadow);
  background:var(--ink);
}
.format-main img {
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.84;
}
.format-main-content {
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  padding:34px 30px 44px;
  background:linear-gradient(180deg, rgba(16,21,15,0) 0%, rgba(16,21,15,.86) 78%, var(--dark-bg) 100%);
  color:#f4f1ea;
}
.tag-light {
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(244,241,234,.16);
  border:1px solid rgba(244,241,234,.22);
  color:#f4f1ea;
  border-radius:999px;
  padding:4px 12px;
  font-size:12px;
  letter-spacing:.1em;
  font-weight:600;
}
.format-main h3 {
  font-size:30px;
  margin:18px 0 10px;
}
.format-main p {
  font-size:15px;
  line-height:1.8;
  color:rgba(244,241,234,.82);
  max-width:480px;
}
.format-card {
  position:relative;
  border-radius:10px;
  background:var(--page);
  color:var(--ink);
  min-height:310px;
  padding:32px 28px 26px;
  border:1px solid rgba(23,33,28,.08);
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  transition:transform .2s ease,box-shadow .2s ease;
}
.format-card:hover {
  transform:translateY(-4px);
  box-shadow:var(--shadow-lg);
}
.format-card .tag {
  align-self:flex-start;
}
.tag-muted {
  border:1px solid rgba(49,92,73,.35);
  color:var(--green);
  border-radius:999px;
  padding:4px 12px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.08em;
}
.format-card h3 {
  font-size:20px;
  margin-top:20px;
}
.format-card p {
  color:#39433d;
  margin-top:8px;
  font-size:15px;
}
.format-card .format-line {
  margin-top:18px;
  height:1px;
  background:rgba(23,33,28,.1);
}
.format-card .format-meta {
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:#7a817b;
  margin-top:16px;
}
@media (max-width:780px) {
  .format-grid { grid-template-columns:1fr; }
  .format-main { min-height:420px; grid-row:auto; }
}

/* schedule */
.schedule-grid {
  margin-top:52px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(23,33,28,.18);
}
.schedule-day {
  border-left:1px solid rgba(23,33,28,.09);
  padding:26px 22px 20px 22px;
  min-height:230px;
  transition:background .2s ease;
}
.schedule-day:hover { background:rgba(185,146,91,.06); }
.schedule-day:last-child { border-right:1px solid rgba(23,33,28,.09); }
.schedule-day time {
  display:inline-flex;
  align-items:center;
  color:var(--gold);
  font-size:14px;
  font-weight:700;
  letter-spacing:.08em;
}
.schedule-day h3 {
  font-size:18px;
  color:var(--ink);
  margin-top:16px;
  line-height:1.5;
}
.schedule-day p {
  font-size:14px;
  color:#4b5650;
  line-height:1.8;
  margin-top:10px;
}
@media (max-width:960px) {
  .schedule-grid { grid-template-columns:1fr 1fr; }
  .schedule-day:nth-child(n+3) { border-top:1px solid rgba(23,33,28,.09); }
}
@media (max-width:560px) {
  .schedule-grid { grid-template-columns:1fr; }
  .schedule-day { border-bottom:1px solid rgba(23,33,28,.09); }
}

/* sports */
.sport-head {
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:48px;
  align-items:end;
  margin-bottom:44px;
}
@media (max-width:800px) {
  .sport-head { grid-template-columns:1fr; gap:16px; }
}
.sport-grid {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.sport-card {
  position:relative;
  border-radius:8px;
  overflow:hidden;
  min-height:260px;
  background:#10150F;
  box-shadow:var(--shadow);
  transition:box-shadow .2s ease,transform .2s ease;
  display:block;
}
.sport-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-lg); }
.sport-card img {
  width:100%;
  height:100%;
  min-height:260px;
  object-fit:cover;
  opacity:.56;
  transition:transform .22s ease,opacity .22s ease;
}
.sport-card:hover img { opacity:.42; transform:scale(1.03); }
.sport-card-inner {
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:22px 20px;
  background:linear-gradient(180deg, rgba(16,21,15,0) 45%, rgba(16,21,15,.65) 100%);
}
.sport-card-inner span {
  font-size:12px;
  color:rgba(244,241,234,.78);
  letter-spacing:.08em;
}
.sport-card-inner h3 {
  color:#fff;
  font-size:20px;
  font-weight:700;
  margin-top:6px;
}
.sport-card-inner p {
  color:rgba(244,241,234,.84);
  font-size:14px;
  line-height:1.7;
  margin-top:10px;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
@media (max-width:1023px) {
  .sport-grid { grid-template-columns:repeat(2,1fr); }
}
@media (max-width:480px) {
  .sport-grid { grid-template-columns:1fr; }
}

/* lock */
.lock-area {
  background:var(--ink);
  color:#f4f1ea;
  border-radius:14px;
  padding:64px 56px;
  display:grid;
  grid-template-columns:1fr .92fr;
  gap:48px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
@media (max-width:900px) {
  .lock-area { grid-template-columns:1fr; padding:48px 28px; }
}
.lock-area::before {
  content:"会员解锁";
  position:absolute;
  right:-30px;
  top:34px;
  font-size:72px;
  font-weight:800;
  color:rgba(244,241,234,.045);
  letter-spacing:-.02em;
  pointer-events:none;
}
.lock-title {
  font-size:28px;
  line-height:1.4;
  font-weight:700;
  color:#f4f1ea;
  max-width:440px;
}
.lock-copy {
  color:rgba(244,241,234,.72);
  font-size:15px;
  line-height:1.9;
  margin-top:20px;
  max-width:520px;
}
.lock-list {
  margin-top:26px;
  display:grid;
  gap:12px;
}
.lock-list li {
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:rgba(244,241,234,.82);
  font-size:14px;
}
.lock-list li::before {
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--gold);
  flex:0 0 auto;
  margin-top:10px;
}
.lock-actions {
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:34px;
}
.lock-visual {
  display:grid;
  gap:14px;
}
.lock-item {
  position:relative;
  border-radius:8px;
  overflow:hidden;
  box-shadow:0 14px 30px rgba(0,0,0,.2);
}
.lock-item img {
  width:100%;
  height:210px;
  object-fit:cover;
}
.lock-item .lock-badge {
  position:absolute;
  top:14px;
  left:14px;
  background:rgba(244,241,234,.9);
  color:var(--ink);
  font-size:12px;
  font-weight:700;
  padding:5px 10px;
  border-radius:999px;
  letter-spacing:.06em;
}
.lock-item .lock-perk {
  position:absolute;
  right:14px;
  bottom:14px;
  background:rgba(185,146,91,.86);
  color:#10150F;
  font-size:12px;
  font-weight:700;
  padding:5px 12px;
  border-radius:4px;
}
@media (max-width:768px) {
  .lock-visual { grid-template-columns:1fr; }
}

/* faq */
.faq-block {
  max-width:820px;
  margin:0 auto;
}
.faq-title-wrap {
  text-align:center;
  margin-bottom:48px;
}
.faq-item {
  border-bottom:1px solid var(--line);
  transition:padding-left .2s ease;
}
.faq-item + .faq-item { border-top:0; }
.faq-item:hover { padding-left:6px; }
.faq-q {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  padding:22px 4px;
  background:transparent;
  border:0;
  color:var(--ink);
  font-size:16px;
  font-weight:600;
  text-align:left;
  cursor:pointer;
  transition:color .2s ease;
}
.faq-q::-webkit-details-marker { display:none; }
.faq-q:hover { color:var(--gold); }
.faq-icon {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
  color:var(--gold);
  flex:0 0 24px;
  font-weight:400;
  transition:transform .2s ease;
}
.faq-item.is-open .faq-icon { transform:rotate(45deg); }
.faq-a {
  display:none;
  padding:0 26px 22px 4px;
  color:#4b5650;
  font-size:15px;
  line-height:1.9;
}
.faq-item.is-open .faq-a { display:block; }

/* final */
.final-cta {
  background:var(--dark-bg);
  color:#f4f1ea;
  padding:96px 0;
  position:relative;
  overflow:hidden;
}
.final-cta::before {
  content:"";
  position:absolute;
  top:-100px;
  right:-80px;
  width:360px;
  height:360px;
  border:1px solid rgba(185,146,91,.22);
  border-radius:50%;
}
.final-cta::after {
  content:"";
  position:absolute;
  top:-20px;
  right:0;
  width:200px;
  height:200px;
  border:1px solid rgba(185,146,91,.16);
  border-radius:50%;
}
.final-inner {
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1fr auto;
  align-items:center;
  gap:48px;
}
@media (max-width:820px) {
  .final-inner { grid-template-columns:1fr; }
}
.final-title {
  font-size:clamp(32px,5vw,54px);
  font-weight:700;
  line-height:1.2;
  letter-spacing:-.02em;
}
.final-sub {
  color:rgba(244,241,234,.64);
  margin-top:18px;
  max-width:560px;
  font-size:16px;
  line-height:1.9;
}
.final-actions {
  display:flex;
  flex-direction:column;
  align-items:stretch;
  gap:14px;
}

/* footer */
.site-footer {
  background:var(--page);
  border-top:1px solid var(--line);
}
.footer-top {
  padding:64px 0 40px;
  border-bottom:1px solid rgba(23,33,28,.08);
}
.footer-grid {
  display:grid;
  grid-template-columns:1.3fr .7fr;
  gap:64px;
}
@media (max-width:780px) {
  .footer-grid { grid-template-columns:1fr; gap:32px; }
}
.footer-brand {
  font-size:20px;
  font-weight:700;
  color:var(--ink);
}
.footer-desc {
  margin-top:14px;
  max-width:400px;
  font-size:14px;
  line-height:1.8;
  color:#4b5650;
}
.footer-nav {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  align-content:start;
}
.footer-nav h4 {
  grid-column:1 / -1;
  color:var(--ink);
  font-size:16px;
  font-weight:700;
  margin-bottom:8px;
}
.footer-nav a {
  color:#4b5650;
  font-size:14px;
  padding:5px 0;
  transition:color .2s ease;
}
.footer-nav a:hover { color:var(--gold); }
.footer-bottom {
  padding:26px 0;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
@media (max-width:640px) {
  .footer-bottom { justify-content:flex-start; }
}
.footer-bottom .copy { color:#6f766f; font-size:13px; }
.footer-bottom .tech { color:#8a908a; font-size:12px; }

@media (prefers-reduced-motion: reduce) {
  * { animation:none !important; transition:none !important; }
  html { scroll-behavior:auto; }
}

/* roulang page: category3 */
:root{
    --bg:#F4F1EA;
    --bg-2:#ECE6DA;
    --ink:#17211C;
    --text:#27302A;
    --muted:#5C6760;
    --dark:#10150F;
    --gold:#B9925B;
    --line:rgba(23,33,28,0.12);
    --radius:8px;
    --radius-sm:6px;
    --shadow:0 12px 24px rgba(16,21,15,0.06);
    --shadow-lg:0 18px 36px rgba(16,21,15,0.09);
    --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);line-height:1.3}
::selection{background:rgba(185,146,91,0.24)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
section[id]{scroll-margin-top:88px}
.wrap{max-width:1200px;margin:0 auto;padding-left:clamp(16px,4vw,32px);padding-right:clamp(16px,4vw,32px)}
.section{padding-top:clamp(64px,9vw,112px);padding-bottom:clamp(64px,9vw,112px)}
.eyebrow{display:flex;align-items:center;gap:10px;color:var(--gold);font-size:0.78rem;font-weight:600;letter-spacing:0.22em;text-transform:uppercase;margin-bottom:18px}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--gold);flex:none}
.section-head h2{font-size:clamp(1.7rem,3vw,2.7rem);letter-spacing:-0.03em;font-weight:800}
.section-head p{margin-top:14px;color:var(--muted);max-width:640px;font-size:1rem}
.tag{display:inline-flex;align-items:center;min-height:26px;padding:0 11px;border-radius:999px;background:rgba(185,146,91,0.14);color:#8A6A3F;font-size:0.78rem;font-weight:600;letter-spacing:0.03em}
.tag-neutral{background:rgba(23,33,28,0.07);color:var(--text)}
:root{--btn-pad:0 24px}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);min-height:44px;padding:0 24px;font-weight:600;letter-spacing:0.02em;border:1px solid transparent;transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn-gold{background:var(--gold);color:var(--ink)}
.btn-gold:hover{background:#c6a46d;color:var(--ink);box-shadow:var(--shadow)}
.btn-dark{background:var(--ink);color:#F4F1EA}
.btn-dark:hover{background:#273A32;color:#fff;box-shadow:var(--shadow)}
.btn-outline{border-color:rgba(23,33,28,0.36);color:var(--ink);background:transparent}
.btn-outline:hover{border-color:var(--ink);background:var(--ink);color:var(--bg)}
.site-header{position:sticky;top:0;z-index:80;height:72px;background:rgba(244,241,234,0.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{max-width:1200px;height:100%;margin:0 auto;padding-left:clamp(16px,4vw,32px);padding-right:clamp(16px,4vw,32px);display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:baseline;gap:9px;font-size:1.5rem;font-weight:800;color:var(--ink);letter-spacing:0.01em;white-space:nowrap;line-height:1.2}
.brand-sub{font-size:0.68rem;font-weight:600;color:#8A6A3F;letter-spacing:0.08em;border:1px solid rgba(185,146,91,0.42);padding:2px 8px;border-radius:999px}
.nav-desktop{display:flex;align-items:center;gap:clamp(16px,2.2vw,28px);font-size:15px}
.nav-link{position:relative;display:inline-flex;align-items:center;min-height:44px;color:var(--text);transition:color .18s ease;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;bottom:8px;height:2px;width:0;background:var(--gold);transition:width .2s ease}
.nav-link:hover{color:var(--gold)}
.nav-link.is-active{color:#8A6A3F}
.nav-link.is-active::after{width:100%}
.nav-cta{min-height:38px;padding:0 18px;font-size:0.92rem}
.menu-open-btn{display:none;width:42px;height:42px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;background:transparent;color:var(--ink)}
.menu-open-btn:hover{border-color:rgba(185,146,91,0.6);color:var(--gold)}
.mobile-drawer{position:fixed;inset:0;z-index:120;display:flex;visibility:hidden;opacity:0;transition:opacity .2s ease,visibility .2s ease;justify-content:flex-end}
.mobile-drawer.open{visibility:visible;opacity:1}
.drawer-backdrop{position:absolute;inset:0;background:rgba(16,21,15,0.5);backdrop-filter:blur(2px)}
.drawer-panel{position:relative;width:min(86vw,380px);height:100%;background:var(--bg);border-left:1px solid var(--line);padding:28px 24px;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .24s ease}
.mobile-drawer.open .drawer-panel{transform:translateX(0)}
.drawer-close{align-self:flex-end;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border:0;border-radius:8px;background:var(--bg-2);color:var(--ink)}
.drawer-close:hover{background:var(--dark);color:var(--bg)}
.mobile-nav{display:flex;flex-direction:column;margin-top:28px;gap:2px}
.mobile-nav a{display:flex;align-items:center;justify-content:space-between;min-height:50px;border-bottom:1px solid var(--line);color:var(--text);font-size:1rem;font-weight:600}
.mobile-nav a.is-active{color:var(--gold)}
.mobile-nav a:hover{color:var(--gold)}
.drawer-cta{margin-top:auto}
@media(min-width:1024px){
    .mobile-drawer{display:none}
}
body.drawer-open{overflow:hidden}
.cat-hero{padding-top:clamp(48px,7vw,92px);padding-bottom:clamp(44px,6vw,84px);overflow:hidden;background:linear-gradient(180deg,rgba(236,230,218,0.42),transparent 66%),var(--bg)}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,0.96fr) minmax(360px,0.9fr);gap:clamp(32px,5vw,72px);align-items:center}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:0.88rem;color:var(--muted);letter-spacing:0.01em}
.breadcrumb a{transition:color .18s ease}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .label{color:#8A6A3F}
.cat-hero h1{font-size:clamp(2.6rem,5.6vw,5rem);color:var(--ink);letter-spacing:-0.04em;line-height:1.05;margin:20px 0 22px;font-weight:800}
.cat-hero h1 .brand-hero{display:block;color:var(--gold);font-size:0.42em;letter-spacing:0.12em;font-weight:700;margin-bottom:10px}
.lead{color:var(--muted);font-size:1.08rem;line-height:1.9;max-width:610px;margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-note{display:flex;align-items:center;gap:10px;margin-top:26px;font-size:0.88rem;color:var(--muted)}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 0 rgba(185,146,91,0.55);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(185,146,91,0.5)}70%{box-shadow:0 0 0 8px rgba(185,146,91,0)}100%{box-shadow:0 0 0 0 rgba(185,146,91,0)}}
.cat-hero-visual{position:relative}
.visual-frame{border-radius:12px;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid rgba(23,33,28,0.06);background:var(--bg-2)}
.visual-frame img{width:100%;aspect-ratio:4/3.2;object-fit:cover;transform:scale(1.002)}
.visual-tag{position:absolute;left:18px;top:18px;display:inline-flex;align-items:center;gap:7px;background:rgba(244,241,234,0.9);color:var(--ink);font-size:0.82rem;font-weight:600;padding:7px 12px;border-radius:999px;backdrop-filter:blur(8px);box-shadow:var(--shadow)}
.visual-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
.visual-caption{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:0.86rem;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}
.visual-caption strong{color:var(--ink)}
.quick-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(185,146,91,0.3);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}
.quick-strip__item{background:var(--dark);color:rgba(244,241,234,0.86);padding:clamp(18px,2.4vw,30px);min-height:110px;transition:background .2s ease}
.quick-strip__item:hover{background:#1A251D}
.quick-strip__item strong{display:block;color:#ECDCC0;font-size:1.05rem;font-weight:700;margin-bottom:6px;letter-spacing:0.02em}
.quick-strip__item span{font-size:0.86rem;line-height:1.65;color:rgba(244,241,234,0.62)}
.project-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;margin-top:40px}
.proj-card{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:rgba(255,255,255,0.23);transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column}
.proj-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(185,146,91,0.45)}
.proj-card.a{grid-column:span 7}
.proj-card.b{grid-column:span 5}
.proj-card.c{grid-column:span 5}
.proj-card.d{grid-column:span 7}
.proj-visual{overflow:hidden;aspect-ratio:16/9;background:var(--bg-2)}
.proj-visual img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.proj-card:hover .proj-visual img{transform:scale(1.03)}
.proj-body{padding:24px;display:flex;flex-direction:column;flex:1}
.proj-body .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.proj-body h3{font-size:1.25rem;font-weight:800;letter-spacing:-0.01em}
.proj-body p{margin:10px 0 18px;color:var(--muted);font-size:0.94rem;line-height:1.8}
.proj-list{display:grid;grid-template-columns:1fr;margin-top:auto;border-top:1px solid var(--line);padding-top:16px;gap:10px}
.proj-list li{display:flex;gap:10px;align-items:flex-start;font-size:0.9rem;color:var(--text);list-style:none}
.proj-list li::before{content:"";flex:none;width:5px;height:5px;border-radius:50%;background:var(--gold);margin-top:10px}
.split-section{background:var(--bg-2)}
.split-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,0.92fr);gap:clamp(32px,6vw,80px);align-items:center}
.split-media{position:relative}
.split-media img{border-radius:12px;box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/3.1;object-fit:cover}
.media-caption{display:flex;align-items:center;gap:8px;margin-top:18px;color:var(--muted);font-size:0.86rem}
.media-caption::before{content:"";width:22px;height:1px;background:var(--gold)}
.split-copy h2{font-size:clamp(1.8rem,3.2vw,2.8rem);letter-spacing:-0.03em;line-height:1.3}
.split-copy>p{color:var(--muted);margin-top:18px;font-size:1rem;line-height:1.9}
.check-list{margin-top:26px;display:grid;gap:14px}
.check-list li{display:flex;gap:12px;align-items:flex-start;color:var(--text);font-size:0.96rem;list-style:none}
.check-list li::before{content:"＋";flex:none;width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:1rem;border:1px solid rgba(185,146,91,0.5);color:#8A6A3F;border-radius:6px;background:rgba(185,146,91,0.07)}
.text-link{display:inline-flex;align-items:center;gap:10px;margin-top:28px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--gold);padding-bottom:2px;transition:color .18s ease;font-size:0.94rem}
.text-link:hover{color:#8A6A3F}
.step-line{display:grid;grid-template-columns:68px 1fr;gap:24px;border-top:1px solid var(--line);padding-top:28px;margin-top:26px}
.step-line:first-of-type{margin-top:34px}
.step-no{font-size:1.8rem;font-weight:800;color:var(--gold);font-feature-settings:"tnum";line-height:1}
.step-copy h3{font-size:1.2rem;font-weight:800}
.step-copy p{margin-top:6px;color:var(--muted);max-width:680px;font-size:0.96rem}
.faq-section{background:var(--bg)}
.faq-wrap{max-width:810px}
.faq-list{margin-top:32px}
.faq-list details{border-bottom:1px solid var(--line);padding:20px 2px;transition:padding-left .2s ease}
.faq-list details[open]{padding-left:12px}
.faq-list summary{list-style:none;display:flex;justify-content:space-between;align-items:baseline;gap:34px;cursor:pointer;font-weight:700;color:var(--ink);font-size:1.02rem}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"＋";flex:none;color:var(--gold);font-size:1.4rem;font-weight:400;line-height:1;transition:transform .18s ease}
.faq-list details[open] summary::after{content:"−"}
.faq-list p{margin:14px 0 0;color:var(--muted);max-width:690px;font-size:0.95rem;line-height:1.9}
.cta-block{background:var(--dark);color:rgba(244,241,234,0.82)}
.cta-inner{display:grid;grid-template-columns:minmax(0,1.1fr) auto;align-items:center;gap:clamp(28px,5vw,70px);padding-top:clamp(60px,8vw,96px);padding-bottom:clamp(60px,8vw,96px)}
.cta-copy h2{color:#F4F1EA;font-size:clamp(2rem,4vw,3.5rem);letter-spacing:-0.04em;line-height:1.12;font-weight:800}
.cta-copy p{margin-top:18px;max-width:620px;color:rgba(244,241,234,0.62)}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding-top:52px;padding-bottom:26px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.25fr) auto;gap:40px}
.footer-brand{font-size:1.35rem;font-weight:800;color:var(--ink)}
.footer-desc{margin-top:12px;max-width:430px;color:var(--muted);font-size:0.9rem}
.footer-nav{min-width:180px}
.footer-nav h4{font-size:0.8rem;color:var(--muted);font-weight:700;letter-spacing:0.16em;margin-bottom:14px}
.footer-nav a{display:block;padding:5px 0;color:var(--ink);font-size:0.9rem;font-weight:500}
.footer-nav a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid var(--line);margin-top:44px;padding-top:20px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;color:var(--muted);font-size:0.82rem}
@media(max-width:1023px){
    .nav-desktop{display:none}
    .menu-open-btn{display:inline-flex}
    .cat-hero-grid{grid-template-columns:1fr}
    .cat-hero-visual{max-width:660px}
    .quick-strip{grid-template-columns:1fr 1fr}
    .split-grid{grid-template-columns:1fr}
    .split-media{max-width:680px}
    .cta-inner{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr;gap:34px}
}
@media(max-width:767px){
    .brand{font-size:1.32rem}
    .brand-sub{display:none}
    .proj-card.a,.proj-card.b,.proj-card.c,.proj-card.d{grid-column:span 12}
    .quick-strip{grid-template-columns:1fr}
    .step-line{grid-template-columns:54px 1fr;gap:16px}
    .hero-actions .btn{flex:1 1 auto}
}
@media(max-width:520px){
    body{font-size:15px}
    .hero-actions{flex-direction:column;align-items:stretch}
    .hero-actions .btn{width:100%}
    .cta-actions{flex-direction:column;align-items:stretch}
    .footer-bottom{flex-direction:column}
}
@media(prefers-reduced-motion:reduce){
    *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}

/* roulang page: category4 */
:root {
            --paper: #F4F1EA;
            --paper-dark: #ECE6DA;
            --ink: #17211C;
            --body: #27302A;
            --deep-green: #10150F;
            --bronze: #B9925B;
            --moss: #315C49;
            --line: rgba(23, 33, 28, 0.12);
            --shadow-card: 0 12px 24px rgba(16, 21, 15, 0.06);
            --shadow-hover: 0 18px 36px rgba(16, 21, 15, 0.09);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--paper);
            color: var(--body);
            font-family: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }
        .wrap {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .site-header {
            background-color: var(--paper);
            border-bottom: 1px solid var(--line);
            height: 72px;
            position: sticky;
            top: 0;
            z-index: 50;
            transition: box-shadow 0.2s ease;
        }
        .site-header.is-scrolled {
            box-shadow: 0 8px 24px rgba(16, 21, 15, 0.045);
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .brand {
            display: flex;
            align-items: baseline;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.02em;
            color: var(--ink);
            white-space: nowrap;
        }
        .brand-sub {
            font-size: 13px;
            font-weight: 500;
            color: var(--bronze);
            letter-spacing: 0.08em;
            border: 1px solid rgba(185, 146, 91, 0.4);
            padding: 2px 8px;
            border-radius: 999px;
            line-height: 1.4;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            font-size: 15px;
            color: var(--body);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color 0.2s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--bronze);
        }
        .nav-link.is-active {
            color: var(--ink);
            font-weight: 600;
        }
        .nav-link.is-active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 20px;
            height: 3px;
            background-color: var(--bronze);
            border-radius: 2px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            font-size: 15px;
            font-weight: 600;
            padding: 10px 24px;
            transition: all 0.2s ease;
            line-height: 1.4;
            border: 1px solid transparent;
            text-align: center;
        }
        .btn-primary {
            background-color: var(--ink);
            color: var(--paper);
        }
        .btn-primary:hover {
            background-color: var(--moss);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(1px);
        }
        .btn-outline {
            border-color: rgba(23, 33, 28, 0.5);
            color: var(--ink);
            background: transparent;
        }
        .btn-outline:hover {
            border-color: var(--bronze);
            color: var(--bronze);
            background: rgba(185, 146, 91, 0.04);
        }
        .btn-outline:active {
            transform: translateY(1px);
        }
        .btn-bronze {
            background-color: var(--bronze);
            color: #fff;
        }
        .btn-bronze:hover {
            background-color: #a37e49;
            transform: translateY(-1px);
        }
        .btn-bronze:active {
            transform: translateY(1px);
        }
        .nav-cta {
            padding: 8px 18px;
            font-size: 14px;
        }
        .menu-open-btn {
            display: none;
            background: none;
            border: none;
            color: var(--ink);
            padding: 8px;
            border-radius: 6px;
        }
        .menu-open-btn:focus-visible {
            outline: 2px solid var(--bronze);
            outline-offset: 2px;
        }
        .mobile-menu {
            position: fixed;
            inset: 0;
            background-color: var(--paper);
            z-index: 100;
            display: flex;
            flex-direction: column;
            padding: 24px;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.22s ease, visibility 0.22s ease;
        }
        .mobile-menu.is-open {
            opacity: 1;
            visibility: visible;
        }
        .mm-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .mm-close-btn {
            background: none;
            border: none;
            font-size: 28px;
            color: var(--ink);
            padding: 8px;
            line-height: 1;
        }
        .mm-nav {
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-top: 48px;
        }
        .mm-nav a {
            font-size: 22px;
            font-weight: 600;
            padding: 14px 0;
            border-bottom: 1px solid var(--line);
            color: var(--ink);
        }
        .mm-nav a.is-active {
            color: var(--bronze);
        }
        .mm-nav .btn {
            margin-top: 24px;
            font-size: 16px;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--bronze);
            outline-offset: 3px;
            border-radius: 4px;
        }
        .page-hero {
            padding: 80px 0 60px;
            border-bottom: 1px solid var(--line);
            background: linear-gradient(to bottom, var(--paper) 0%, var(--paper-dark) 100%);
        }
        .breadcrumb {
            font-size: 13px;
            color: rgba(39, 48, 42, 0.7);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            margin-bottom: 20px;
        }
        .breadcrumb a:hover {
            color: var(--bronze);
        }
        .breadcrumb-sep {
            color: rgba(39, 48, 42, 0.4);
        }
        .page-hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 60px;
            align-items: center;
        }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            letter-spacing: 0.16em;
            text-transform: uppercase;
            font-weight: 600;
            color: var(--bronze);
            margin-bottom: 12px;
        }
        .eyebrow::before {
            content: '';
            width: 24px;
            height: 1px;
            background-color: var(--bronze);
        }
        .page-title {
            font-size: 44px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--ink);
            letter-spacing: 0.01em;
            margin-bottom: 18px;
        }
        .page-lead {
            font-size: 17px;
            color: rgba(39, 48, 42, 0.85);
            max-width: 540px;
            margin-bottom: 28px;
        }
        .hero-img {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 4 / 3;
            position: relative;
        }
        .hero-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 8px;
        }
        .badge-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border: 1px solid rgba(23, 33, 28, 0.18);
            border-radius: 999px;
            padding: 6px 14px;
            font-size: 13px;
            color: var(--body);
            background-color: rgba(244, 241, 234, 0.7);
        }
        .badge-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--bronze);
        }
        .section-block {
            padding: 96px 0;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            margin-bottom: 48px;
        }
        .section-title {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--ink);
            letter-spacing: 0.01em;
        }
        .section-desc {
            color: rgba(39, 48, 42, 0.75);
            font-size: 15px;
            max-width: 640px;
        }
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .guide-card {
            background-color: #fff;
            border: 1px solid rgba(23, 33, 28, 0.06);
            border-radius: 8px;
            padding: 36px 28px;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            position: relative;
            overflow: hidden;
        }
        .guide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .guide-num {
            font-size: 32px;
            font-weight: 700;
            color: rgba(185, 146, 91, 0.35);
            line-height: 1;
            margin-bottom: 20px;
            font-feature-settings: "tnum";
        }
        .guide-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 12px;
        }
        .guide-card p {
            font-size: 14px;
            color: rgba(39, 48, 42, 0.78);
            line-height: 1.75;
        }
        .guide-card ul {
            margin-top: 16px;
            padding-left: 0;
            list-style: none;
        }
        .guide-card ul li {
            font-size: 14px;
            color: rgba(39, 48, 42, 0.78);
            padding: 4px 0;
            position: relative;
            padding-left: 18px;
        }
        .guide-card ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 12px;
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background-color: var(--bronze);
        }
        .info-band {
            background-color: var(--paper-dark);
            border-radius: 8px;
            padding: 32px 36px;
            margin-top: 40px;
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .info-band-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--ink);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bronze);
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }
        .info-band p {
            font-size: 14px;
            color: var(--body);
            flex: 1;
        }
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            margin-top: 40px;
            counter-reset: step;
            position: relative;
        }
        .steps-row::before {
            content: '';
            position: absolute;
            top: 24px;
            left: 40px;
            right: 40px;
            height: 1px;
            background-color: rgba(23, 33, 28, 0.1);
            z-index: 0;
        }
        .step-item {
            text-align: center;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }
        .step-dot {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: var(--paper);
            border: 1px solid rgba(23, 33, 28, 0.15);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            font-weight: 700;
            color: var(--bronze);
            margin-bottom: 16px;
            background-color: #fff;
        }
        .step-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 14px;
            color: rgba(39, 48, 42, 0.72);
            line-height: 1.6;
        }
        .scenario-band {
            background-color: var(--ink);
            border-radius: 12px;
            padding: 64px 56px;
            color: var(--paper);
            position: relative;
            overflow: hidden;
        }
        .scenario-band::after {
            content: '';
            position: absolute;
            right: -120px;
            top: -120px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            border: 1px solid rgba(185, 146, 91, 0.2);
        }
        .scenario-band::before {
            content: '';
            position: absolute;
            right: -40px;
            top: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            border: 1px solid rgba(185, 146, 91, 0.15);
        }
        .scenario-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            position: relative;
            z-index: 2;
        }
        .scenario-title {
            font-size: 14px;
            letter-spacing: 0.12em;
            color: var(--bronze);
            text-transform: uppercase;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .scenario-item {
            margin-bottom: 20px;
        }
        .scenario-item h4 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .scenario-item h4::before {
            content: '';
            width: 4px;
            height: 4px;
            background: var(--bronze);
            border-radius: 50%;
        }
        .scenario-item p {
            font-size: 15px;
            color: rgba(244, 241, 234, 0.75);
            line-height: 1.7;
            padding-left: 12px;
        }
        .faq-block {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--line);
            padding: 24px 0;
        }
        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 17px;
            font-weight: 600;
            color: var(--ink);
            cursor: pointer;
            gap: 24px;
            transition: color 0.2s ease, transform 0.2s ease;
        }
        .faq-q:hover {
            color: var(--bronze);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            position: relative;
            flex-shrink: 0;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background-color: var(--bronze);
            border-radius: 1px;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }
        .faq-icon::before {
            width: 14px;
            height: 1.5px;
        }
        .faq-icon::after {
            width: 1.5px;
            height: 14px;
        }
        .faq-item.is-open .faq-icon::after {
            display: none;
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.26s ease, padding 0.26s ease;
        }
        .faq-item.is-open .faq-a {
            max-height: 300px;
            padding-top: 12px;
        }
        .faq-a p {
            font-size: 15px;
            color: rgba(39, 48, 42, 0.8);
            line-height: 1.8;
            padding-left: 40px;
        }
        .cta-block {
            background-color: var(--deep-green);
            padding: 64px 0;
        }
        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 60px;
            flex-wrap: wrap;
        }
        .cta-title {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            line-height: 1.35;
        }
        .cta-desc {
            color: rgba(244, 241, 234, 0.75);
            margin-top: 10px;
            font-size: 15px;
        }
        .cta-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .site-footer {
            background-color: var(--paper);
            border-top: 1px solid var(--line);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 60px;
            padding: 56px 0 40px;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(39, 48, 42, 0.75);
            line-height: 1.7;
            max-width: 380px;
        }
        .footer-nav {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-nav h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 8px;
            letter-spacing: 0.05em;
        }
        .footer-nav a {
            font-size: 14px;
            color: rgba(39, 48, 42, 0.7);
            padding: 4px 0;
            transition: color 0.2s ease;
        }
        .footer-nav a:hover {
            color: var(--bronze);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0 28px;
            border-top: 1px solid var(--line);
            flex-wrap: wrap;
            gap: 8px;
        }
        .copy {
            font-size: 13px;
            color: rgba(39, 48, 42, 0.6);
        }
        .tech {
            font-size: 13px;
            color: rgba(39, 48, 42, 0.5);
        }
        .inline-link {
            color: var(--bronze);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color 0.2s ease;
        }
        .inline-link:hover {
            color: var(--ink);
        }
        .img-card {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .img-card img {
            width: 100%;
            transition: transform 0.3s ease;
        }
        [data-detail-layout="b"] .page-hero-grid {
            grid-template-columns: 0.9fr 1.1fr;
        }
        .layout-b-img {
            order: 1;
        }
        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
            }
            .menu-open-btn {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
            .page-hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .guide-grid {
                grid-template-columns: 1fr 1fr;
            }
            .steps-row {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .steps-row::before {
                display: none;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section-title {
                font-size: 28px;
            }
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 64px 0;
            }
            .page-hero {
                padding: 48px 0 40px;
            }
            .page-title {
                font-size: 34px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .steps-row {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .scenario-band {
                padding: 40px 24px;
            }
            .cta-inner {
                flex-direction: column;
                gap: 24px;
                align-items: flex-start;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .hero-badges {
                flex-wrap: wrap;
            }
            .info-band {
                padding: 24px;
            }
            .faq-a p {
                padding-left: 28px;
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .wrap {
                padding-left: 18px;
                padding-right: 18px;
            }
            .header-inner {
                padding-left: 18px;
                padding-right: 18px;
            }
            .brand {
                font-size: 18px;
            }
            .brand-sub {
                font-size: 11px;
                padding: 1px 6px;
            }
            .page-title {
                font-size: 29px;
            }
            .page-lead {
                font-size: 16px;
            }
            .section-title {
                font-size: 24px;
            }
            .scenario-item h4 {
                font-size: 16px;
            }
            .btn {
                font-size: 14px;
                padding: 9px 18px;
                white-space: nowrap;
            }
            .cta-title {
                font-size: 24px;
            }
        }