/* roulang page: index */
:root {
  --primary: #b3703d;
  --primary-dark: #8a522a;
  --primary-soft: #f2e2d1;
  --secondary: #3f5744;
  --secondary-soft: #e5ece4;
  --bg: #f6f2ea;
  --surface: #fffdf8;
  --ink: #2c2823;
  --muted: #78716a;
  --line: #e0d5c5;
  --white: #ffffff;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(44, 40, 35, .07);
  --shadow-lg: 0 16px 40px rgba(44, 40, 35, .11);
  --container: 1200px;
  --section-space: 96px;
  --transition: .25s ease;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4 { line-height: 1.3; margin-top: 0; }
p { margin-top: 0; }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(179, 112, 61, .4);
  outline-offset: 2px;
}
.grid-container { max-width: var(--container); }

/* ===== Header ===== */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 60;
  box-shadow: 0 2px 12px rgba(44, 40, 35, .04);
}
.header-row { display: flex; align-items: center; gap: 20px; min-height: 74px; }
.brand-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-logo .logo-mark {
  width: 38px; height: 38px;
  background: var(--primary);
  color: #fff;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 17px;
  letter-spacing: 0;
}
.brand-logo .brand-name { font-size: 20px; font-weight: 800; letter-spacing: .5px; color: var(--ink); white-space: nowrap; }
.brand-logo .brand-name em { font-style: normal; color: var(--primary); }
.header-search { flex: 1; max-width: 440px; margin: 0 auto; }
.search-form {
  display: flex; align-items: center;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 50px;
  padding: 4px 6px 4px 18px;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(179, 112, 61, .15);
  background: #fff;
}
.search-form .search-icon { color: var(--muted); font-size: 14px; }
.search-form input {
  border: none; background: transparent; outline: none;
  flex: 1; padding: 9px 10px; font-size: 14px; color: var(--ink);
}
.search-form input::placeholder { color: #9b938a; }
.search-form button {
  border: none; background: var(--primary); color: #fff;
  padding: 8px 20px; border-radius: 50px;
  font-size: 14px; font-weight: 600;
  transition: background var(--transition);
}
.search-form button:hover { background: var(--primary-dark); }
.main-nav { flex-shrink: 0; }
.nav-list { display: flex; gap: 4px; }
.nav-list a {
  display: block; padding: 10px 16px;
  border-radius: var(--radius-sm);
  color: var(--ink); font-weight: 600; font-size: 15px;
  transition: background var(--transition), color var(--transition);
}
.nav-list a:hover { background: var(--primary-soft); color: var(--primary-dark); }
.nav-list a.active { background: var(--primary); color: #fff; }
.nav-toggle {
  display: none;
  align-items: center; justify-content: center;
  width: 42px; height: 42px;
  border: 1px solid var(--line);
  background: var(--bg);
  border-radius: var(--radius-sm);
  color: var(--ink); font-size: 18px;
  margin-left: auto; flex-shrink: 0;
}
.nav-toggle:hover { background: var(--primary-soft); color: var(--primary-dark); }
.nav-search-mobile { display: none; }

/* ===== Hero ===== */
.hero {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 128px 0;
  min-height: 560px;
  display: flex;
  align-items: center;
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(44,40,35,.88) 10%, rgba(44,40,35,.42) 80%);
}
.hero-content { position: relative; z-index: 2; max-width: 690px; }
.hero-kicker {
  display: inline-block;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.32);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 13px; letter-spacing: 1px;
  margin-bottom: 18px;
  backdrop-filter: blur(4px);
}
.hero h1 { font-size: 46px; font-weight: 900; letter-spacing: 2px; margin-bottom: 16px; }
.hero-lead { font-size: 17px; opacity: .93; margin-bottom: 30px; max-width: 560px; line-height: 1.8; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 13px 26px;
  border-radius: 50px;
  font-size: 15px; font-weight: 700;
  border: 1px solid transparent;
  transition: all var(--transition);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,.6); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.12); color: #fff; border-color: #fff; }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: var(--primary-soft); color: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow); }

/* ===== Sections ===== */
.section { padding: var(--section-space) 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-tag {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 13px; font-weight: 600;
  padding: 5px 16px;
  border-radius: 50px;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.section-head h2 { font-size: 32px; font-weight: 800; margin-bottom: 12px; }
.section-head p { color: var(--muted); font-size: 15px; margin-bottom: 0; }

/* ===== Intro ===== */
.intro-section { background: var(--surface); border-top: 1px solid var(--line); }
.intro-image { border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.check-list { margin-top: 22px; display: grid; gap: 14px; }
.check-list li { position: relative; padding-left: 34px; font-size: 15px; color: var(--ink); }
.check-list li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute; left: 0; top: 3px;
  width: 20px; height: 20px;
  background: var(--secondary); color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px;
}

/* ===== Category ===== */
.category-section { background: var(--bg); }
.category-grid { max-width: 840px; margin: 0 auto; }
.category-card {
  display: flex;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.category-card img { width: 320px; object-fit: cover; flex-shrink: 0; }
.category-info { padding: 34px 30px; display: flex; flex-direction: column; justify-content: center; }
.category-name { font-size: 22px; font-weight: 800; color: var(--ink); margin-bottom: 8px; }
.category-info p { color: var(--muted); font-size: 15px; margin-bottom: 18px; }
.category-link { font-weight: 700; color: var(--primary); font-size: 15px; }
.category-card:hover .category-link { color: var(--primary-dark); }

/* ===== Latest Posts ===== */
.latest-section { background: var(--surface); }
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.news-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.news-card:hover {
  transform: translateY(-4px);
  background: #fff;
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}
.news-card-link { color: inherit; display: block; }
.news-cat {
  display: inline-block;
  background: var(--secondary-soft); color: var(--secondary);
  font-size: 12px; font-weight: 600;
  padding: 3px 12px; border-radius: 50px;
  margin-bottom: 12px;
}
.news-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; line-height: 1.45; }
.news-card p {
  color: var(--muted); font-size: 14px; margin-bottom: 14px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-meta { font-size: 13px; color: var(--muted); display: flex; gap: 6px; align-items: center; }
.empty-tip {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 20px;
  background: var(--bg);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 15px;
}

/* ===== Stats ===== */
.stats-section {
  position: relative;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover; background-position: center;
  padding: 84px 0; color: #fff;
}
.stats-section::before {
  content: "";
  position: absolute; inset: 0;
  background: rgba(44, 40, 35, .78);
}
.stats-row { position: relative; z-index: 2; }
.stat-item { text-align: center; padding: 26px 16px; }
.stat-item strong { display: block; font-size: 42px; font-weight: 900; color: #fff; margin-bottom: 6px; letter-spacing: 1px; }
.stat-item span { font-size: 15px; opacity: .86; }

/* ===== Features ===== */
.features-section { background: var(--bg); }
.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 26px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.feature-card i {
  width: 56px; height: 56px;
  background: var(--primary-soft); color: var(--primary-dark);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin: 0 auto 16px;
}
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { color: var(--muted); font-size: 14px; margin-bottom: 0; }

/* ===== Steps ===== */
.steps-section { background: var(--surface); }
.steps-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 960px; margin: 0 auto; }
.step-item {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 22px 26px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.step-item:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  background: var(--primary); color: #fff;
  border-radius: 50%;
  font-weight: 900; font-size: 18px;
  margin-bottom: 14px;
}
.step-item h3 { font-size: 18px; margin-bottom: 6px; }
.step-item p { color: var(--muted); font-size: 14px; margin: 0; }

/* ===== FAQ ===== */
.faq-section { background: var(--bg); }
.faq-list { max-width: 830px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.faq-item[open] { box-shadow: var(--shadow); border-color: var(--primary); }
.faq-item summary {
  padding: 20px 26px;
  font-weight: 700;
  cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  transition: background var(--transition);
}
.faq-item summary:hover { background: var(--primary-soft); }
.faq-item summary::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--primary);
  transition: transform var(--transition);
  font-size: 14px;
}
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-item p { padding: 0 26px 22px; color: var(--muted); font-size: 15px; margin: 0; }

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover; background-position: center;
  padding: 96px 0; color: #fff;
}
.cta-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(63, 87, 68, .92) 10%, rgba(44, 40, 35, .82) 85%);
}
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 650px; margin: 0 auto; }
.cta-inner h2 { font-size: 32px; font-weight: 800; margin-bottom: 12px; }
.cta-inner p { font-size: 16px; opacity: .9; margin-bottom: 30px; }

/* ===== Footer ===== */
.site-footer { background: var(--ink); color: #c9c1b8; padding: 64px 0 0; }
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 44px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-logo { font-size: 22px; font-weight: 900; color: #fff; }
.footer-brand p { color: #a99f95; font-size: 14px; margin: 12px 0 0; max-width: 280px; }
.footer-links h4, .footer-contact h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.footer-links ul li { margin-bottom: 8px; }
.footer-links a, .footer-contact a { color: #c9c1b8; font-size: 14px; }
.footer-links a:hover, .footer-contact a:hover { color: #fff; }
.footer-contact p { font-size: 14px; color: #a99f95; margin: 0 0 8px; }
.footer-bottom { padding: 22px 0; text-align: center; color: #8d857c; font-size: 13px; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  :root { --section-space: 76px; }
  .header-search { max-width: 320px; }
  .stat-item strong { font-size: 34px; }
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .header-row { min-height: 64px; gap: 12px; }
  .header-search { display: none; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed;
    top: 64px; left: 0; right: 0; bottom: 0;
    background: var(--surface);
    z-index: 59;
    transform: translateX(100%);
    transition: transform var(--transition);
    padding: 24px;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
  }
  .main-nav.open { transform: translateX(0); }
  .nav-list { flex-direction: column; gap: 8px; }
  .nav-list a { padding: 14px; font-size: 17px; }
  .nav-search-mobile { display: block; margin-top: 18px; }
  .brand-logo .brand-name { font-size: 18px; }
  .hero { padding: 88px 0; min-height: auto; }
  .hero h1 { font-size: 34px; }
  .hero-lead { font-size: 16px; }
  .section-head h2 { font-size: 27px; }
  .category-card { flex-direction: column; }
  .category-card img { width: 100%; height: 200px; object-fit: cover; }
  .news-grid { grid-template-columns: 1fr; }
  .steps-row { grid-template-columns: 1fr; max-width: 420px; }
  .stats-section { padding: 60px 0; }
  .stat-item { padding: 16px; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .cta-section { padding: 72px 0; }
  .cta-inner h2 { font-size: 26px; }
}
@media (max-width: 520px) {
  .brand-logo .logo-mark { width: 34px; height: 34px; font-size: 15px; }
  .brand-logo .brand-name { font-size: 17px; }
  .hero h1 { font-size: 28px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .section-head h2 { font-size: 24px; }
  .news-card { padding: 20px; }
  .news-card h3 { font-size: 17px; }
  .feature-card { padding: 26px 18px; }
  .step-item { padding: 26px 16px; }
  .faq-item summary { padding: 16px 18px; }
  .faq-item p { padding: 0 18px 16px; font-size: 14px; }
  .btn { padding: 12px 20px; font-size: 14px; }
  .stat-item strong { font-size: 28px; }
  .footer-top { gap: 24px; }
}

/* roulang page: category1 */
:root {
  --primary: #b5654c;
  --primary-dark: #9c4f38;
  --secondary: #4a6b5a;
  --secondary-dark: #3a5547;
  --accent: #d9a05b;
  --bg: #faf6f1;
  --bg-card: #fffdf9;
  --bg-deep: #2c2925;
  --text: #3b332c;
  --text-light: #6e6258;
  --text-weak: #9a8f84;
  --border: #e6ddd2;
  --border-dark: #cbbdb0;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 6px 24px rgba(66,48,35,.07);
  --shadow-lg: 0 14px 40px rgba(66,48,35,.13);
  --transition: all .25s ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(ellipse at 20% 0%, rgba(217,160,91,.08), transparent 50%), var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { font-family: inherit; }
ul, ol { margin: 0; padding: 0; }

.grid-container { max-width: 1180px; padding-left: 20px; padding-right: 20px; }
.section-block { padding: 96px 0; }

.section-center { text-align: center; max-width: 760px; margin: 0 auto; }
.section-overline {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 10px;
}
.section-overline.light { color: var(--accent); }
.section-center h2,
.section-center h3 { font-size: 32px; line-height: 1.3; margin: 0 0 16px; color: var(--text); }
.section-line {
  width: 56px; height: 3px;
  background: var(--primary);
  border-radius: 999px;
  margin: 0 auto 22px;
}
.section-center p { color: var(--text-light); font-size: 16px; margin-bottom: 12px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 246, 241, .96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(60,45,35,.04);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
  min-height: 76px;
}
.brand-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 800;
  box-shadow: 0 2px 10px rgba(181,101,76,.32);
  border: 2px solid rgba(255,255,255,.45);
}
.brand-name { font-size: 22px; font-weight: 800; color: var(--text); letter-spacing: .5px; line-height: 1.2; }
.brand-name em { font-style: normal; color: var(--primary); }
.header-search { flex: 1; max-width: 460px; margin: 0 auto; }
.search-form {
  display: flex; align-items: center;
  background: #fff;
  border: 2px solid var(--border-dark);
  border-radius: 999px;
  padding: 3px 4px 3px 16px;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(181,101,76,.12);
}
.search-icon { color: var(--text-weak); font-size: 14px; flex-shrink: 0; }
.search-form input {
  border: none; outline: none; background: transparent;
  padding: 8px 10px; font-size: 14px; color: var(--text); width: 100%;
}
.search-form input::placeholder { color: #b0a092; }
.search-form button {
  background: var(--primary); color: #fff;
  border: none; border-radius: 999px;
  padding: 8px 20px; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: background .2s;
  flex-shrink: 0;
}
.search-form button:hover { background: var(--primary-dark); }
.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; gap: 8px; list-style: none; margin: 0; padding: 0; }
.nav-list li { margin: 0; }
.nav-list a {
  display: inline-flex; align-items: center;
  padding: 10px 18px;
  font-size: 15px; font-weight: 600;
  color: var(--text);
  border-radius: 999px;
  transition: var(--transition);
}
.nav-list a:hover { background: rgba(181,101,76,.08); color: var(--primary); }
.nav-list a.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(181,101,76,.3);
}
.nav-search-mobile { display: none; }
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 2px solid var(--border-dark);
  border-radius: 50%;
  background: var(--bg-card);
  color: var(--text);
  font-size: 18px;
  align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}
.nav-toggle:hover { border-color: var(--primary); color: var(--primary); }

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 120px 0 140px;
  text-align: center;
  overflow: hidden;
}
.page-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(44,41,37,.82), rgba(44,41,37,.55));
}
.banner-inner { position: relative; z-index: 2; color: #fff; }
.banner-crumb {
  display: flex; align-items: center; justify-content: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,.75);
  margin-bottom: 18px;
}
.banner-crumb a { color: rgba(255,255,255,.85); }
.banner-crumb a:hover { color: var(--accent); }
.crumb-slash { color: rgba(255,255,255,.4); }
.crumb-now { color: var(--accent); font-weight: 600; }
.banner-stamp {
  display: inline-block;
  padding: 6px 22px;
  border: 2px solid var(--accent);
  border-radius: 4px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 5px;
  margin-bottom: 22px;
  background: rgba(217,160,91,.1);
  transform: rotate(-1deg);
}
.banner-inner h1 {
  font-size: 46px;
  line-height: 1.25;
  margin: 0 0 18px;
  font-weight: 800;
  text-shadow: 0 4px 20px rgba(0,0,0,.3);
}
.banner-lead {
  max-width: 620px;
  margin: 0 auto;
  font-size: 18px;
  line-height: 1.8;
  color: rgba(255,255,255,.85);
}

/* ===== Intro ===== */
.section-intro { background: var(--bg); }

/* ===== Guide Cards ===== */
.cards-block { background: #fffdf8; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.cards-block .cell { display: flex; margin-bottom: 28px; }
.guide-card {
  display: flex; flex-direction: column;
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  outline: 1px solid var(--border);
  outline-offset: 4px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
}
.guide-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.card-img { position: relative; overflow: hidden; aspect-ratio: 4 / 3; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.guide-card:hover .card-img img { transform: scale(1.05); }
.card-body { padding: 24px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.card-tag {
  align-self: flex-start;
  display: inline-block;
  padding: 4px 14px;
  border: 2px solid var(--primary);
  border-radius: 4px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 14px;
  transform: rotate(-2deg);
  background: rgba(181,101,76,.05);
}
.card-body h3 { font-size: 19px; margin: 0 0 10px; line-height: 1.4; }
.card-body h3 a { color: var(--text); }
.card-body h3 a:hover { color: var(--primary); }
.card-body p { font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 16px; flex: 1; }
.card-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600;
  color: var(--primary);
}
.card-link:hover { color: var(--primary-dark); gap: 12px; }
.card-link i { font-size: 12px; transition: transform .2s; }
.card-link:hover i { transform: translateX(3px); }

/* ===== Dark List Block ===== */
.dark-block {
  background: radial-gradient(circle at 85% 15%, rgba(217,160,91,.12), transparent 45%), var(--bg-deep);
  color: rgba(255,255,255,.8);
}
.dark-block .section-center h2,
.dark-block .section-center h3,
.dark-intro h2 { color: #fff; }
.dark-intro p { color: rgba(255,255,255,.65); }
.dark-intro { padding-right: 24px; }
.hot-list { list-style: none; margin: 0; padding: 0; }
.hot-list li {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,.1);
  transition: background .25s ease;
}
.hot-list li:last-child { border-bottom: none; }
.hot-list li:hover { padding-left: 8px; }
.list-num {
  flex-shrink: 0;
  font-size: 15px;
  font-weight: 800;
  color: var(--accent);
  font-style: italic;
  line-height: 1.4;
  min-width: 36px;
}
.list-body h3 { font-size: 17px; margin: 0 0 6px; line-height: 1.45; }
.list-body h3 a { color: #fff; }
.list-body h3 a:hover { color: var(--accent); }
.list-body p { font-size: 14px; color: rgba(255,255,255,.6); margin: 0; line-height: 1.65; }

/* ===== Steps ===== */
.steps-block { background: var(--bg); }
.steps-block .cell { display: flex; margin-bottom: 24px; }
.step-item {
  width: 100%;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  background: var(--bg-card);
  padding: 30px 26px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}
.step-item:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px;
  border-radius: 50%;
  border: 2px dashed var(--accent);
  background: rgba(217,160,91,.08);
  color: var(--primary);
  font-size: 20px; font-weight: 800;
  margin-bottom: 18px;
}
.step-item h3 { font-size: 18px; margin: 0 0 10px; color: var(--text); }
.step-item p { font-size: 14px; color: var(--text-light); line-height: 1.7; margin: 0; }

/* ===== FAQ ===== */
.faq-block { background: #fffdf8; border-top: 1px solid var(--border); }
.accordion { list-style: none; margin: 0; padding: 0; }
.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.accordion-item:hover { box-shadow: var(--shadow); }
.accordion-title {
  display: block;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  padding: 20px 24px;
  line-height: 1.4;
  position: relative;
}
.accordion-title:hover,
.accordion-title:focus {
  background: rgba(181,101,76,.05);
  color: var(--primary);
}
.accordion-title::before {
  content: '\f067';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  float: right;
  color: var(--primary);
  font-size: 14px;
  line-height: 1.4;
  margin-left: 12px;
}
.accordion-item.is-active > .accordion-title::before {
  content: '\f068';
}
.accordion-content {
  border: none;
  background: transparent;
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.8;
  padding: 0 24px 22px;
}

/* ===== CTA ===== */
.cta-block { background: var(--bg); }
.cta-box {
  background: linear-gradient(145deg, var(--secondary), var(--secondary-dark));
  border-radius: 24px;
  padding: 64px 48px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: rgba(217,160,91,.15);
}
.cta-box::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -60px;
  width: 160px; height: 160px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,.1);
}
.cta-box > * { position: relative; z-index: 2; }
.cta-box h2 { font-size: 30px; margin: 0 0 12px; color: #fff; }
.cta-box p { color: rgba(255,255,255,.8); font-size: 16px; margin-bottom: 28px; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--primary);
  color: #fff;
  padding: 14px 34px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  border: 2px solid var(--primary);
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(181,101,76,.35);
  transition: var(--transition);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(181,101,76,.4);
}
.btn-primary:focus-visible {
  outline: 3px solid rgba(217,160,91,.6);
  outline-offset: 3px;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-deep);
  color: rgba(255,255,255,.7);
  padding: 64px 0 28px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1.4fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-logo {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  letter-spacing: .5px;
}
.footer-brand p {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,.6);
}
.footer-links h4,
.footer-contact h4 {
  color: #fff;
  font-size: 16px;
  margin: 0 0 16px;
  font-weight: 700;
}
.footer-links ul { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: rgba(255,255,255,.7); font-size: 14px; }
.footer-links a:hover { color: #fff; }
.footer-contact p { font-size: 14px; margin-bottom: 10px; color: rgba(255,255,255,.6); }
.footer-contact a { color: var(--accent); }
.footer-contact a:hover { color: #fff; }
.footer-bottom {
  padding-top: 26px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.45);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .section-block { padding: 80px 0; }
  .header-row { gap: 16px; }
  .brand-name { font-size: 19px; }
  .header-search { max-width: 360px; }
  .nav-list a { padding: 8px 14px; font-size: 14px; }
  .footer-top { grid-template-columns: 1.5fr 1fr 1.2fr; gap: 32px; }
  .banner-inner h1 { font-size: 38px; }
  .cta-box { padding: 52px 36px; }
}

@media (max-width: 900px) {
  .header-search { display: none; }
  .main-nav {
    display: none;
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 20px 26px;
    box-shadow: 0 18px 40px rgba(0,0,0,.15);
    z-index: 99;
    flex-direction: column;
    align-items: stretch;
  }
  .main-nav.open { display: block; }
  .nav-list { flex-direction: column; gap: 6px; }
  .nav-list a {
    display: block;
    padding: 13px 18px;
    border-radius: 10px;
    font-size: 15px;
  }
  .nav-search-mobile { display: block; margin-top: 16px; }
  .nav-toggle { display: inline-flex; }
  .section-center h2 { font-size: 28px; }
  .section-center p { font-size: 15px; }
}

@media (max-width: 768px) {
  .section-block { padding: 64px 0; }
  .banner-inner h1 { font-size: 32px; }
  .banner-lead { font-size: 16px; }
  .page-banner { padding: 90px 0 110px; }
  .dark-intro { padding-right: 0; margin-bottom: 20px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-links ul { columns: 2; }
  .cta-box { padding: 44px 24px; }
  .cta-box h2 { font-size: 26px; }
  .guide-card { outline-offset: 3px; }
}

@media (max-width: 520px) {
  .brand-name { font-size: 17px; }
  .logo-mark { width: 36px; height: 36px; font-size: 17px; }
  .header-row { min-height: 66px; gap: 12px; }
  .section-center h2 { font-size: 24px; }
  .banner-inner h1 { font-size: 27px; }
  .banner-stamp { letter-spacing: 3px; padding: 5px 16px; font-size: 12px; }
  .cards-block .cell { margin-bottom: 20px; }
  .hot-list li { gap: 14px; flex-direction: row; }
  .list-num { font-size: 13px; min-width: 30px; }
  .accordion-title { font-size: 15px; padding: 16px 18px; }
  .accordion-content { padding: 0 18px 18px; font-size: 14px; }
  .cta-box { border-radius: 18px; padding: 40px 18px; }
  .btn-primary { width: 100%; justify-content: center; }
  .footer-top { gap: 26px; }
}

/* roulang page: article */
:root {
  --primary: #b85c2e;
  --primary-dark: #9a4520;
  --primary-light: #d97d4a;
  --secondary: #4c5d3c;
  --accent: #d9a441;
  --bg-primary: #f7f2eb;
  --bg-secondary: #efe6da;
  --bg-deep: #2d2822;
  --card-bg: #fffcf7;
  --text: #2d2822;
  --text-light: #5c544b;
  --text-weak: #8a7d6f;
  --border: #ddd0bf;
  --border-strong: #c7b7a2;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(45, 40, 34, .06);
  --shadow-md: 0 6px 20px rgba(45, 40, 34, .08);
  --shadow-lg: 0 14px 36px rgba(45, 40, 34, .12);
  --space-lg: 64px;
  --space-md: 40px;
  --space-sm: 24px;
  --font-serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --transition: .25s cubic-bezier(.4, 0, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
input:focus, button:focus, a:focus { outline: 3px solid rgba(184, 92, 46, .35); outline-offset: 2px; }

.grid-container { max-width: 1200px; }

/* ===== 头部导航 ===== */
.site-header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-row {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 76px;
  padding: 12px 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-mark {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: #fffdf8;
  border-radius: 10px;
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px rgba(184, 92, 46, .3);
  border: 2px solid var(--bg-deep);
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .5px;
  color: var(--text);
  line-height: 1.2;
}

.brand-name em {
  font-style: normal;
  color: var(--primary);
}

.header-search {
  flex: 1;
  max-width: 460px;
  margin-left: auto;
}

.search-form {
  display: flex;
  align-items: center;
  background: var(--bg-primary);
  border: 2px solid var(--border);
  border-radius: 50px;
  padding: 4px 6px 4px 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(184, 92, 46, .14);
  background: #fff;
}

.search-icon {
  color: var(--text-weak);
  font-size: 14px;
  margin-right: 10px;
}

.search-form input[type="search"] {
  flex: 1;
  border: none;
  background: transparent;
  padding: 8px 0;
  font-size: 14px;
  color: var(--text);
  min-width: 0;
}

.search-form input[type="search"]:focus { outline: none; }
.search-form input[type="search"]::placeholder { color: var(--text-weak); }

.search-form button {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.search-form button:hover { background: var(--primary-dark); transform: translateY(-1px); }

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 4px;
  margin: 0;
}

.nav-list li { margin: 0; }

.nav-list a {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-light);
  border: 2px solid transparent;
  transition: all var(--transition);
}

.nav-list a:hover {
  color: var(--primary);
  background: rgba(184, 92, 46, .08);
}

.nav-list a.active {
  color: var(--primary);
  font-weight: 700;
  background: rgba(184, 92, 46, .12);
  border-color: rgba(184, 92, 46, .3);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--border);
  border-radius: 10px;
  width: 44px;
  height: 44px;
  font-size: 18px;
  color: var(--text);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.nav-toggle:hover { border-color: var(--primary); color: var(--primary); }

.nav-search-mobile { display: none; }

/* ===== 文章头部横幅 ===== */
.article-hero {
  background: linear-gradient(rgba(45, 40, 34, .78), rgba(45, 40, 34, .82)), url('/assets/images/backpic/back-2.png') center 20% / cover no-repeat;
  padding: 80px 0 72px;
  position: relative;
  overflow: hidden;
  border-bottom: 4px solid var(--accent);
}

.article-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--accent) 0 12px, transparent 12px 24px);
  opacity: .8;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, .7);
  margin-bottom: 20px;
}

.breadcrumb a { color: rgba(255, 255, 255, .85); }
.breadcrumb a:hover { color: #fff; text-decoration: underline; }
.breadcrumb-sep { color: rgba(255, 255, 255, .4); }
.breadcrumb-current { color: var(--accent); }

.article-hero-title {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  line-height: 1.35;
  color: #fff;
  max-width: 880px;
  margin-bottom: 24px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .3);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 50px;
  padding: 6px 14px;
  font-size: 13px;
  color: rgba(255, 255, 255, .9);
  backdrop-filter: blur(4px);
}

.meta-item i { color: var(--accent); }

/* ===== 正文与侧边栏 ===== */
.article-body-section {
  padding: 64px 0;
  background: var(--bg-primary);
}

.article-layout { display: flex; flex-wrap: wrap; }

.article-main { width: 100%; }

.article-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  position: relative;
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.article-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text);
}

.article-content p { margin-bottom: 22px; }

.article-content h2 {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--text);
  margin: 40px 0 18px;
  padding-left: 14px;
  border-left: 4px solid var(--primary);
  line-height: 1.4;
}

.article-content h3 {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 700;
  margin: 30px 0 14px;
  color: var(--text);
}

.article-content h4 {
  font-size: 18px;
  font-weight: 700;
  margin: 26px 0 12px;
  color: var(--text);
}

.article-content img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin: 28px 0;
  border: 1px solid var(--border);
}

.article-content blockquote {
  background: var(--bg-primary);
  border-left: 4px solid var(--accent);
  padding: 18px 24px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 28px 0;
  color: var(--text-light);
  font-style: italic;
  font-family: var(--font-serif);
}

.article-content ul, .article-content ol {
  margin: 0 0 22px 22px;
}

.article-content li { margin-bottom: 8px; }

.article-content a, .article-content a:visited {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-content a:hover { color: var(--primary-dark); }

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 15px;
}

.article-content th, .article-content td {
  border: 1px solid var(--border);
  padding: 12px 16px;
  text-align: left;
}

.article-content th {
  background: var(--bg-secondary);
  font-weight: 700;
  font-family: var(--font-serif);
}

.article-tags {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px dashed var(--border-strong);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-weak);
}

.article-tag {
  display: inline-block;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 5px 14px;
  font-size: 13px;
  color: var(--text-light);
  transition: all var(--transition);
}

.article-tag:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ===== 侧边栏 ===== */
.article-side { width: 100%; }

.side-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.side-card h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.side-card h3 i { color: var(--primary); }

.side-info-list { list-style: none; margin: 0; }

.side-info-list li {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
}

.side-info-list li:last-child { border-bottom: none; }

.side-info-list .label { color: var(--text-weak); }
.side-info-list .value { color: var(--text); font-weight: 600; }

.side-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

.side-tag {
  display: inline-block;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 13px;
  color: var(--text-light);
  transition: all var(--transition);
}

.side-tag:hover {
  background: var(--secondary);
  color: #fff;
  border-color: var(--secondary);
}

.side-feature {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}

.side-feature img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform .4s ease;
}

.side-feature:hover img { transform: scale(1.04); }

.side-feature-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(45, 40, 34, .85));
  padding: 50px 18px 16px;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
}

/* ===== 相关推荐 ===== */
.related-section {
  padding: 72px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

.section-head {
  text-align: center;
  margin-bottom: 40px;
}

.section-head h2 {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  position: relative;
  display: inline-block;
  padding-bottom: 14px;
  margin-bottom: 8px;
}

.section-head h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
}

.section-head p {
  color: var(--text-weak);
  font-size: 15px;
}

.related-card-col { margin-bottom: 24px; }

.related-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.related-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

.related-card img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  transition: transform .4s ease;
}

.related-card:hover img { transform: scale(1.04); }

.related-card-body {
  display: flex;
  flex-direction: column;
  padding: 20px;
  flex: 1;
}

.related-cat {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.related-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-excerpt {
  color: var(--text-weak);
  font-size: 13px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: auto;
}

.empty-text {
  text-align: center;
  padding: 40px 0;
  color: var(--text-weak);
  background: var(--card-bg);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
}

/* ===== FAQ ===== */
.faq-section {
  padding: 72px 0;
  background: var(--bg-primary);
}

.faq-list { max-width: 820px; margin: 0 auto; }

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.faq-item.active { box-shadow: var(--shadow-md); border-color: var(--border-strong); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  transition: color var(--transition);
}

.faq-question:hover { color: var(--primary); }

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--primary);
  flex-shrink: 0;
  transition: all var(--transition);
}

.faq-item.active .faq-icon {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: rotate(135deg);
}

.faq-answer {
  display: none;
  padding: 0 22px 20px;
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ===== CTA ===== */
.cta-section {
  padding: 72px 0;
  background: var(--bg-deep);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  opacity: .2;
}

.cta-box {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 48px;
  background: rgba(255, 252, 247, .04);
  border: 2px dashed rgba(255, 255, 255, .18);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(4px);
}

.cta-box h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.cta-box p {
  color: rgba(255, 255, 255, .75);
  font-size: 16px;
  margin-bottom: 30px;
}

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

.btn-cta {
  display: inline-block;
  background: var(--accent);
  color: var(--bg-deep);
  border: 2px solid var(--accent);
  border-radius: 50px;
  padding: 12px 34px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-cta:hover {
  background: transparent;
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, .5);
  border-radius: 50px;
  padding: 12px 34px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, .1);
  transform: translateY(-2px);
}

/* ===== 未找到 ===== */
.not-found-section {
  padding: 80px 0;
  min-height: 50vh;
  display: flex;
  align-items: center;
}

.not-found-card {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 56px 40px;
  box-shadow: var(--shadow-md);
}

.not-found-card i {
  font-size: 56px;
  color: var(--accent);
  margin-bottom: 20px;
}

.not-found-card h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  margin-bottom: 12px;
}

.not-found-card p { color: var(--text-weak); margin-bottom: 28px; }

.notfound-btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 12px 36px;
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition);
}

.notfound-btn:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-deep);
  color: rgba(255, 255, 255, .78);
  border-top: 4px solid var(--primary);
}

.site-footer a { color: rgba(255, 255, 255, .72); }
.site-footer a:hover { color: #fff; }

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding: 56px 0 36px;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: #fff !important;
  display: inline-block;
  margin-bottom: 16px;
  letter-spacing: 1px;
  border-bottom: 3px solid var(--accent);
  padding-bottom: 6px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .58);
  max-width: 320px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  font-family: var(--font-serif);
}

.footer-links ul {
  list-style: none;
  margin: 0;
}

.footer-links li { margin-bottom: 10px; }

.footer-links a {
  font-size: 14px;
  transition: all var(--transition);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-contact p {
  font-size: 14px;
  margin-bottom: 10px;
  line-height: 1.7;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 22px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
}

/* ===== 响应式 ===== */
@media screen and (max-width: 1024px) {
  .header-row { flex-wrap: wrap; gap: 16px; }
  .header-search { order: 3; width: 100%; max-width: 100%; margin: 0; }
  .main-nav { order: 2; margin-left: auto; }
  .article-hero-title { font-size: 30px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media screen and (max-width: 768px) {
  .space-lg, .article-body-section, .related-section, .faq-section, .cta-section { padding: 48px 0; }
  .header-row { min-height: 64px; }
  .brand-name { font-size: 18px; }
  .logo-mark { width: 36px; height: 36px; font-size: 18px; }
  .main-nav { position: fixed; top: 0; right: 0; bottom: 0; width: 300px; background: var(--card-bg); box-shadow: var(--shadow-lg); transform: translateX(100%); transition: transform .3s ease; padding: 80px 28px 40px; z-index: 200; overflow-y: auto; }
  .main-nav.open { transform: translateX(0); }
  .nav-list { flex-direction: column; align-items: stretch; gap: 6px; }
  .nav-list a { display: block; padding: 12px 16px; border-radius: 10px; text-align: left; }
  .nav-toggle { display: flex; margin-left: auto; }
  .header-search { display: none; }
  .nav-search-mobile { display: block; padding-top: 20px; margin-top: 20px; border-top: 1px solid var(--border); }
  .article-hero { padding: 56px 0 48px; }
  .article-hero-title { font-size: 26px; }
  .article-card { padding: 28px 20px; }
  .article-content { font-size: 15px; }
  .article-content h2 { font-size: 22px; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; padding: 40px 0 24px; }
  .cta-box { padding: 32px 20px; }
  .cta-box h2 { font-size: 24px; }
  .related-title { font-size: 16px; }
}

@media screen and (max-width: 520px) {
  .header-search { display: none; }
  .brand-name { font-size: 16px; }
  .brand-name em { display: block; }
  .breadcrumb { font-size: 12px; }
  .article-hero-title { font-size: 22px; }
  .article-meta { gap: 8px; }
  .meta-item { font-size: 12px; padding: 4px 10px; }
  .article-card { padding: 22px 16px; }
  .side-card { padding: 18px; }
  .section-head h2 { font-size: 26px; }
  .faq-question { font-size: 14px; padding: 14px 16px; }
  .faq-answer { font-size: 14px; padding: 0 16px 16px; }
  .btn-cta, .btn-ghost { padding: 10px 26px; font-size: 14px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom p { font-size: 12px; }
}