/* roulang page: index */
:root {
  --color-primary: #173F35;
  --color-primary-dark: #0E2B24;
  --color-primary-light: #1F5A4B;
  --color-accent: #C9A227;
  --color-accent-dark: #9A7B1E;
  --color-accent-soft: #E8DCB0;
  --color-urgent: #BE4B2A;
  --color-urgent-dark: #96371C;
  --color-bg: #F7F4EE;
  --color-surface: #FFFFFF;
  --color-surface-muted: #EFE9DF;
  --color-text: #1E2420;
  --color-text-muted: #5A625C;
  --color-line: #E2DCD0;
  --color-success: #2F7D54;
  --color-error: #B5372A;
  --color-info: #2C5F7C;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(23,32,28,0.04), 0 6px 16px rgba(23,32,28,0.06);
  --shadow-md: 0 4px 12px rgba(23,32,28,0.08), 0 12px 32px rgba(23,32,28,0.10);
  --shadow-lg: 0 12px 32px rgba(23,32,28,0.12);
  --font-serif: 'Noto Serif SC','Source Han Serif SC','Songti SC','SimSun',serif;
  --font-sans: 'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --sidebar-w: 280px;
  --topbar-h: 64px;
  --container-w: 960px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--color-primary); text-decoration: none; transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease; }
a:hover { color: var(--color-primary-light); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: 15px; }

/* Layout */
.app-shell { min-height: 100vh; }
.main { margin-left: var(--sidebar-w); display: flex; flex-direction: column; min-height: 100vh; }

/* Top Bar (mobile) */
.topbar {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  background: var(--color-primary);
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 200;
  box-shadow: 0 2px 8px rgba(14,43,36,0.3);
}
.topbar .brand-mini {
  font-family: var(--font-serif);
  color: #F0EBE2;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
}
.menu-toggle { display: flex; flex-direction: column; gap: 5px; padding: 10px; }
.menu-toggle span { display: block; width: 22px; height: 2px; background: #F0EBE2; border-radius: 2px; transition: transform 0.2s ease, opacity 0.2s ease; }
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Sidebar */
.sidebar {
  width: var(--sidebar-w);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  background: var(--color-primary);
  display: flex;
  flex-direction: column;
  z-index: 300;
  transition: transform 0.3s ease;
}
.brand {
  padding: 42px 28px 28px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.brand .brand-name {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: #F0EBE2;
  letter-spacing: 2px;
  line-height: 1.3;
  display: block;
}
.brand .brand-sub {
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 4px;
  margin-top: 4px;
  display: block;
  font-weight: 600;
}
.nav-list { padding: 24px 16px; flex: 1; overflow-y: auto; }
.nav-item {
  display: flex;
  align-items: center;
  padding: 13px 16px;
  margin-bottom: 6px;
  border-radius: var(--radius-sm);
  color: rgba(240,235,226,0.75);
  font-size: 16px;
  font-weight: 600;
  font-family: var(--font-serif);
  border-left: 3px solid transparent;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.nav-item:hover { background: rgba(255,255,255,0.06); color: #FFFFFF; }
.nav-item.active {
  background: rgba(255,255,255,0.08);
  border-left-color: var(--color-accent);
  color: #FFFFFF;
}
.nav-item .nav-icon { margin-right: 10px; font-size: 18px; width: 22px; text-align: center; }
.sidebar-foot {
  padding: 24px 28px;
  border-top: 1px solid rgba(255,255,255,0.08);
  color: rgba(240,235,226,0.6);
  font-size: 13px;
  line-height: 1.8;
}
.sidebar-foot .phone { font-size: 16px; color: var(--color-accent); font-weight: 600; margin-top: 4px; display: block; }

/* Overlay */
.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(14,43,36,0.5);
  z-index: 250;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.overlay.show { display: block; opacity: 1; }

/* Hero */
.hero {
  position: relative;
  min-height: 460px;
  background: linear-gradient(135deg, rgba(23,63,53,0.94), rgba(14,43,36,0.90)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  display: flex;
  align-items: center;
  padding: 72px 56px;
  color: #F0EBE2;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  right: 0; bottom: 0;
  width: 340px; height: 200px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 340 200'%3E%3Cpath d='M0 180 L60 120 L120 150 L200 70 L280 110 L340 60 V200 H0 Z' fill='rgba(255,255,255,0.04)'/%3E%3C/svg%3E") no-repeat bottom right;
  pointer-events: none;
}
.hero-content { max-width: 640px; position: relative; z-index: 2; }
.hero h1 {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 700;
  line-height: 1.25;
  color: #FFFFFF;
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.hero-subtitle {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(240,235,226,0.85);
  margin-bottom: 32px;
  max-width: 540px;
}
.hero-actions { display: flex; gap: 14px; margin-bottom: 40px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.18s ease;
}
.btn-primary { background: var(--color-accent); color: var(--color-primary-dark); }
.btn-primary:hover { background: var(--color-accent-soft); color: var(--color-primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,162,39,0.3); }
.btn-outline-light { background: transparent; border: 1.5px solid rgba(240,235,226,0.6); color: #F0EBE2; }
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: #F0EBE2; color: #FFFFFF; transform: translateY(-2px); }
.btn-dark { background: var(--color-primary); color: #F0EBE2; }
.btn-dark:hover { background: var(--color-primary-light); color: #FFFFFF; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(23,63,53,0.25); }
.btn-outline-dark { background: transparent; border: 1.5px solid var(--color-primary); color: var(--color-primary); }
.btn-outline-dark:hover { background: var(--color-accent-soft); border-color: var(--color-primary); transform: translateY(-2px); }
.btn-urgent-white { background: #FFFFFF; color: var(--color-urgent); }
.btn-urgent-white:hover { background: var(--color-accent-soft); color: var(--color-urgent); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
.hero-badges {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 14px;
  color: rgba(240,235,226,0.9);
}
.hero-badges li { display: flex; align-items: center; gap: 6px; }
.hero-badges li::before { content: '✓'; color: var(--color-accent); font-weight: 700; }

/* Sections */
.section { padding: 72px 48px; }
.section-head { margin-bottom: 44px; }
.section-head h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}
.section-head .section-desc { font-size: 15px; color: var(--color-text-muted); }

/* Ladder */
.ladder-section { background: var(--color-bg); }
.ladder-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: start;
}
.ladder-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  position: relative;
}
.ladder-card:nth-child(2) { margin-top: 20px; }
.ladder-card:nth-child(3) { margin-top: 40px; }
.ladder-card:nth-child(4) { margin-top: 60px; }
.ladder-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.ladder-card.featured { border-color: var(--color-accent); background: var(--color-surface-muted); }
.ladder-num {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 2px;
  margin-bottom: 14px;
  display: block;
}
.ladder-card h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 14px;
}
.ladder-card ul { margin-bottom: 18px; }
.ladder-card ul li {
  font-size: 14px;
  color: var(--color-text-muted);
  padding: 5px 0 5px 22px;
  position: relative;
  line-height: 1.6;
}
.ladder-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}
.ladder-link { font-size: 14px; font-weight: 600; color: var(--color-primary); border-bottom: 1px solid var(--color-accent); padding-bottom: 2px; }
.ladder-link:hover { color: var(--color-accent-dark); }

/* Compare */
.compare-section { background: var(--color-surface-muted); }
.compare-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 860px;
}
.compare-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.compare-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.compare-card.recommend { background: var(--color-primary); border-color: var(--color-primary); }
.compare-card .recommend-badge {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--color-urgent);
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 600;
  padding: 3px 14px;
  border-radius: var(--radius-pill);
  letter-spacing: 1px;
}
.compare-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.compare-card.recommend h3 { color: #FFFFFF; }
.compare-card .compare-price { font-size: 26px; font-weight: 700; color: var(--color-accent); margin-bottom: 24px; }
.compare-card.recommend .compare-price { color: var(--color-accent); }
.compare-list { margin-bottom: 28px; }
.compare-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-line);
  font-size: 15px;
  color: var(--color-text);
}
.compare-card.recommend .compare-list li { border-color: rgba(255,255,255,0.12); color: rgba(240,235,226,0.9); }
.compare-list li:last-child { border-bottom: none; }
.compare-list .check { color: var(--color-success); font-weight: 700; }
.compare-list .cross { color: var(--color-text-muted); }
.compare-card.recommend .compare-list .cross { color: rgba(240,235,226,0.4); }
.compare-card .btn { width: 100%; }

/* Features */
.features-section { background: var(--color-bg); }
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.features-media img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.features-content h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 24px;
  line-height: 1.4;
}
.feature-list li {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-line);
}
.feature-list li:last-child { border-bottom: none; }
.feature-list .feature-icon { color: var(--color-accent); font-weight: 700; font-size: 18px; flex-shrink: 0; line-height: 1.5; }
.feature-list strong { display: block; font-size: 16px; color: var(--color-primary); margin-bottom: 2px; }
.feature-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  font-size: 13px;
  font-weight: 600;
}

/* FAQ */
.faq-section { background: var(--color-surface); }
.faq-section .section-head h2 { text-align: center; }
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow 0.18s ease;
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-item.open { background: var(--color-surface-muted); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  text-align: left;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
}
.faq-question .faq-icon { font-size: 22px; color: var(--color-accent); transition: transform 0.2s ease; flex-shrink: 0; margin-left: 16px; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.8;
}
.faq-item.open .faq-answer { padding: 0 24px 22px; max-height: 500px; }

/* Time Limited */
.time-limited {
  background: linear-gradient(120deg, var(--color-urgent), var(--color-urgent-dark));
  padding: 36px 48px;
}
.time-limited-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  max-width: 1080px;
  margin: 0 auto;
}
.time-text { flex: 1; min-width: 220px; }
.time-title { font-size: 20px; font-weight: 700; color: #FFFFFF; margin-bottom: 6px; font-family: var(--font-serif); }
.time-sub { font-size: 14px; color: rgba(255,255,255,0.75); }
.time-counter { display: flex; align-items: center; gap: 8px; }
.time-box {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  height: 52px;
  background: rgba(0,0,0,0.25);
  border-radius: var(--radius-sm);
  color: #FFFFFF;
  font-size: 24px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  padding: 0 8px;
}
.time-sep { color: rgba(255,255,255,0.7); font-size: 22px; font-weight: 700; }

/* News */
.news-section { background: var(--color-bg); }
.news-list { display: flex; flex-direction: column; gap: 14px; }
.news-card {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.news-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--color-accent); }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; flex-wrap: wrap; }
.badge {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.badge-urgent { background: var(--color-urgent); color: #FFFFFF; }
.news-date { font-size: 13px; color: var(--color-text-muted); }
.news-title { font-size: 16px; font-weight: 600; color: var(--color-primary); margin-bottom: 6px; line-height: 1.5; transition: color 0.18s ease; }
.news-card:hover .news-title { color: var(--color-accent-dark); }
.news-summary {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  background: var(--color-surface-muted);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-size: 15px;
}
.empty-state .empty-icon { font-size: 36px; margin-bottom: 12px; color: var(--color-accent); }
.more-link { font-size: 14px; font-weight: 600; color: var(--color-primary); border-bottom: 1px solid var(--color-accent); padding-bottom: 2px; }
.more-link:hover { color: var(--color-accent-dark); }

/* Contact */
.contact-section { background: var(--color-surface); }
.contact-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  max-width: 900px;
  margin: 0 auto;
  align-items: stretch;
}
.contact-info-panel {
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  color: #F0EBE2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.contact-info-panel h3 { font-family: var(--font-serif); font-size: 22px; margin-bottom: 20px; color: #FFFFFF; }
.contact-info-list { margin-bottom: 24px; }
.contact-info-list li { padding: 10px 0; display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: rgba(240,235,226,0.85); }
.contact-info-list .info-icon { color: var(--color-accent); font-weight: 700; }
.contact-panel-foot { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; font-size: 13px; color: rgba(240,235,226,0.7); line-height: 1.8; }
.contact-panel-foot .phone { font-size: 18px; color: var(--color-accent); font-weight: 700; }
.contact-form-panel {
  background: var(--color-surface-muted);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-form-panel h3 { font-family: var(--font-serif); font-size: 22px; color: var(--color-primary); margin-bottom: 6px; }
.contact-form-panel .form-note { font-size: 14px; color: var(--color-text-muted); margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--color-text); margin-bottom: 6px; }
.form-control {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
  outline: none;
}
.form-control:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(201,162,39,0.25);
}
textarea.form-control { height: 110px; padding: 12px 14px; resize: vertical; }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235A625C' stroke-width='1.8' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.form-success { display: none; background: var(--color-success); color: #FFFFFF; padding: 12px 16px; border-radius: var(--radius-sm); font-size: 14px; margin-bottom: 16px; }
.form-error { display: none; background: var(--color-error); color: #FFFFFF; padding: 12px 16px; border-radius: var(--radius-sm); font-size: 14px; margin-bottom: 16px; }
.btn-submit { width: 100%; }

/* Footer */
.footer {
  background: var(--color-primary-dark);
  color: #E8E2D6;
  padding: 48px 56px 32px;
  margin-top: auto;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 40px;
  max-width: var(--container-w);
}
.footer h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: #FFFFFF;
  margin-bottom: 14px;
  font-weight: 700;
}
.footer-brand-name { font-family: var(--font-serif); font-size: 22px; font-weight: 700; color: #FFFFFF; margin-bottom: 10px; display: block; }
.footer-brand-sub { font-size: 12px; color: var(--color-accent); letter-spacing: 3px; }
.footer-desc { font-size: 14px; color: rgba(232,226,214,0.7); line-height: 1.8; margin-top: 14px; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: rgba(232,226,214,0.7); font-size: 14px; }
.footer-links a:hover { color: var(--color-accent); }
.footer-contact li { font-size: 14px; color: rgba(232,226,214,0.7); margin-bottom: 10px; display: flex; align-items: flex-start; gap: 8px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 40px;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(232,226,214,0.5);
}
.footer-bottom a { color: rgba(232,226,214,0.6); }

/* Responsive */
@media (max-width: 1200px) {
  :root { --sidebar-w: 240px; }
  .hero { padding: 56px 36px; }
  .hero h1 { font-size: 38px; }
  .section { padding: 56px 32px; }
  .ladder-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .ladder-card:nth-child(2), .ladder-card:nth-child(3), .ladder-card:nth-child(4) { margin-top: 0; }
  .features-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer { padding: 40px 32px 24px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1023px) {
  :root { --sidebar-w: 280px; }
  .topbar { display: flex; }
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; padding-top: var(--topbar-h); }
  .hero { min-height: 380px; padding: 48px 24px; }
  .hero h1 { font-size: 32px; }
  .contact-wrap { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 767px) {
  .section { padding: 40px 20px; }
  .hero { padding: 40px 20px; min-height: 340px; }
  .hero h1 { font-size: 28px; }
  .hero-subtitle { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-badges { gap: 10px; font-size: 13px; }
  .ladder-grid { grid-template-columns: 1fr; }
  .compare-wrap { grid-template-columns: 1fr; }
  .compare-card { padding: 28px 20px; }
  .section-head h2 { font-size: 24px; }
  .features-content h2 { font-size: 22px; }
  .time-limited { padding: 28px 20px; }
  .time-limited-inner { flex-direction: column; align-items: flex-start; }
  .contact-form-panel { padding: 24px 20px; }
  .contact-info-panel { padding: 28px 20px; }
  .news-card { padding: 18px 16px; }
  .footer { padding: 32px 20px 20px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 520px) {
  .hero h1 { font-size: 24px; }
  .hero-subtitle { font-size: 14px; }
  .time-counter .time-box { min-width: 38px; height: 44px; font-size: 18px; }
  .time-title { font-size: 17px; }
  .feature-tags { gap: 6px; }
  .tag { padding: 3px 10px; font-size: 12px; }
}

/* roulang page: article */
:root {
  --color-primary: #173F35;
  --color-primary-dark: #0E2B24;
  --color-primary-light: #1F5A4B;
  --color-accent: #C9A227;
  --color-accent-soft: #E8DCB0;
  --color-urgent: #BE4B2A;
  --color-bg: #F7F4EE;
  --color-surface: #FFFFFF;
  --color-surface-muted: #EFE9DF;
  --color-text: #1E2420;
  --color-text-muted: #5A625C;
  --color-line: #E2DCD0;
  --color-success: #2F7D54;
  --color-error: #B5372A;
  --color-info: #2C5F7C;
  --font-serif: 'Noto Serif SC','Source Han Serif SC','Songti SC','SimSun',serif;
  --font-sans: 'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(23,32,28,0.04), 0 6px 16px rgba(23,32,28,0.06);
  --shadow-lg: 0 12px 32px rgba(23,32,28,0.12);
  --transition: 0.18s ease;
  --sidebar-width: 280px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); background: var(--color-bg); color: var(--color-text); line-height: 1.7; font-size: 15px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul, ol { list-style: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.shell { display: flex; min-height: 100vh; }
.sidebar { width: var(--sidebar-width); background: var(--color-primary); position: fixed; left: 0; top: 0; bottom: 0; display: flex; flex-direction: column; padding: 36px 28px 28px; z-index: 100; color: #F0EBE2; }
.brand { font-family: var(--font-serif); font-size: 24px; font-weight: 700; color: #FFF; display: flex; flex-direction: column; line-height: 1.3; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.12); margin-bottom: 28px; letter-spacing: 1px; }
.brand span { font-size: 12px; color: var(--color-accent); font-weight: 600; letter-spacing: 2px; font-family: var(--font-sans); margin-top: 4px; }
.brand-compact { padding-bottom: 0; border-bottom: none; margin-bottom: 0; }
.nav-list { display: flex; flex-direction: column; gap: 6px; }
.nav-item { display: flex; align-items: center; gap: 14px; padding: 13px 16px; border-radius: 8px; color: #EDE7DB; font-family: var(--font-serif); font-size: 16px; font-weight: 600; transition: background var(--transition), color var(--transition), transform var(--transition); border-left: 3px solid transparent; letter-spacing: 0.5px; }
.nav-item:hover { background: rgba(255,255,255,0.06); color: #FFF; transform: translateX(2px); }
.nav-item.active { background: rgba(255,255,255,0.08); border-left-color: var(--color-accent); color: #FFF; }
.nav-icon { font-size: 18px; width: 24px; text-align: center; color: var(--color-accent); flex-shrink: 0; }
.sidebar-foot { margin-top: auto; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.12); font-size: 12px; color: rgba(240,235,226,0.6); line-height: 1.8; }
.main-area { flex: 1; margin-left: var(--sidebar-width); display: flex; flex-direction: column; min-width: 0; }
.topbar { display: none; background: var(--color-primary); position: sticky; top: 0; height: 64px; padding: 0 20px; align-items: center; justify-content: space-between; z-index: 100; box-shadow: 0 2px 12px rgba(14,43,36,0.2); }
.topbar-brand { color: #FFF; font-family: var(--font-serif); font-size: 20px; font-weight: 700; display: flex; align-items: baseline; gap: 6px; }
.topbar-brand span { font-size: 11px; color: var(--color-accent); letter-spacing: 1px; }
.menu-btn { width: 40px; height: 40px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px; border-radius: 6px; transition: background var(--transition); }
.menu-btn:hover { background: rgba(255,255,255,0.08); }
.menu-btn span { width: 20px; height: 2px; background: #FFF; border-radius: 2px; display: block; }
.drawer { position: fixed; top: 0; left: 0; bottom: 0; width: 280px; background: var(--color-primary); z-index: 300; transform: translateX(-100%); transition: transform 0.26s ease; padding: 28px 24px; display: flex; flex-direction: column; }
.drawer.open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.drawer-close { color: #FFF; font-size: 22px; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: 8px; transition: background var(--transition); }
.drawer-close:hover { background: rgba(255,255,255,0.08); }
.drawer-mask { position: fixed; inset: 0; background: rgba(14,43,36,0.55); opacity: 0; pointer-events: none; transition: opacity 0.26s ease; z-index: 250; }
.drawer-mask.show { opacity: 1; pointer-events: auto; }
.article-page { flex: 1; padding: 48px 24px 64px; }
.article-wrap { max-width: 880px; margin: 0 auto; }
.article-card { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 48px 56px; }
.breadcrumb { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--color-text-muted); margin-bottom: 24px; flex-wrap: wrap; }
.breadcrumb a { color: var(--color-text-muted); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb-sep { color: rgba(90,98,92,0.45); }
.breadcrumb-current { color: var(--color-text); }
.article-title { font-family: var(--font-serif); font-size: 36px; line-height: 1.3; font-weight: 700; color: var(--color-primary); margin-bottom: 16px; letter-spacing: 0.5px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 16px 24px; font-size: 13px; color: var(--color-text-muted); padding-bottom: 20px; border-bottom: 1px solid var(--color-line); margin-bottom: 28px; }
.meta-item { display: inline-flex; align-items: center; gap: 5px; }
.meta-item i { font-style: normal; color: var(--color-accent); }
.article-cover { border-radius: var(--radius-md); overflow: hidden; aspect-ratio: 16 / 9; margin-bottom: 32px; background: var(--color-surface-muted); position: relative; }
.article-cover img { width: 100%; height: 100%; object-fit: cover; }
.article-summary { background: var(--color-surface-muted); border-left: 3px solid var(--color-accent); border-radius: 0 var(--radius-md) var(--radius-md) 0; padding: 20px 24px; font-size: 15px; line-height: 1.8; color: var(--color-text); margin-bottom: 32px; }
.article-content { font-size: 16px; line-height: 1.9; color: var(--color-text); word-wrap: break-word; }
.article-content p { margin-bottom: 18px; }
.article-content h2 { font-size: 24px; font-weight: 700; color: var(--color-primary); font-family: var(--font-serif); margin: 36px 0 16px; letter-spacing: 0.5px; }
.article-content h3 { font-size: 18px; font-weight: 600; color: var(--color-primary); margin: 28px 0 12px; }
.article-content h4 { font-size: 16px; font-weight: 600; color: var(--color-primary); margin: 20px 0 10px; }
.article-content blockquote { border-left: 3px solid var(--color-accent); background: var(--color-surface-muted); padding: 16px 20px; border-radius: 0 12px 12px 0; margin: 24px 0; color: var(--color-text-muted); }
.article-content blockquote p:last-child { margin-bottom: 0; }
.article-content img { border-radius: 12px; margin: 24px 0; }
.article-content ul { padding-left: 22px; margin: 16px 0 20px; }
.article-content ol { padding-left: 22px; margin: 16px 0 20px; }
.article-content ul li { list-style: disc; margin-bottom: 8px; }
.article-content ol li { list-style: decimal; margin-bottom: 8px; }
.article-content a { color: var(--color-primary); box-shadow: inset 0 -2px 0 var(--color-accent-soft); transition: box-shadow var(--transition); }
.article-content a:hover { box-shadow: inset 0 -2px 0 var(--color-accent); }
.article-content table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14px; }
.article-content th, .article-content td { border: 1px solid var(--color-line); padding: 10px 14px; text-align: left; }
.article-content th { background: var(--color-surface-muted); font-weight: 600; }
.article-content pre { background: var(--color-primary); color: #E8E2D6; border-radius: 12px; padding: 18px 20px; overflow-x: auto; font-size: 14px; line-height: 1.6; margin: 24px 0; }
.article-content code { font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace; }
.article-content hr { border: none; border-top: 1px solid var(--color-line); margin: 32px 0; }
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 24px; margin-top: 32px; border-top: 1px solid var(--color-line); }
.tag { display: inline-block; padding: 5px 14px; background: var(--color-accent-soft); color: #8C6D1A; font-size: 12px; border-radius: 999px; font-weight: 500; }
.article-missing { text-align: center; padding: 80px 32px; }
.missing-icon { font-size: 52px; color: var(--color-accent); margin-bottom: 16px; line-height: 1; }
.missing-title { font-family: var(--font-serif); font-size: 28px; color: var(--color-primary); margin-bottom: 12px; }
.missing-text { color: var(--color-text-muted); margin-bottom: 28px; }
.btn { display: inline-flex; align-items: center; justify-content: center; height: 44px; padding: 0 24px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 600; font-family: var(--font-sans); transition: all var(--transition); border: 1px solid transparent; }
.btn-primary { background: var(--color-primary); color: #F5F1E7; }
.btn-primary:hover { background: var(--color-primary-light); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: transparent; border-color: var(--color-primary); color: var(--color-primary); }
.btn-ghost:hover { background: var(--color-accent-soft); transform: translateY(-2px); }
.related-block { margin-top: 40px; background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 32px 36px 28px; }
.related-title { font-family: var(--font-serif); font-size: 22px; font-weight: 700; color: var(--color-primary); margin-bottom: 20px; letter-spacing: 0.5px; }
.related-list { display: flex; flex-direction: column; }
.related-item { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 6px; border-bottom: 1px solid var(--color-line); transition: background var(--transition), padding var(--transition); }
.related-item:last-child { border-bottom: none; }
.related-item:hover { background: var(--color-bg); padding-left: 12px; padding-right: 12px; border-radius: 8px; }
.related-name { font-size: 15px; font-weight: 500; color: var(--color-text); transition: color var(--transition); }
.related-item:hover .related-name { color: var(--color-primary); }
.related-date { font-size: 13px; color: var(--color-text-muted); white-space: nowrap; flex-shrink: 0; }
.related-back { margin-top: 28px; text-align: center; }
.footer { background: var(--color-primary-dark); color: #E8E2D6; padding: 48px 56px 24px; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; max-width: 1200px; margin: 0 auto; }
.footer-brand-name { font-family: var(--font-serif); font-size: 22px; font-weight: 700; color: #FFF; }
.footer-brand-sub { font-size: 12px; color: var(--color-accent); margin-left: 8px; letter-spacing: 1px; }
.footer-desc { font-size: 13px; line-height: 1.8; color: rgba(232,226,214,0.75); margin-top: 12px; max-width: 360px; }
.footer h4 { font-size: 15px; font-weight: 600; color: #FFF; margin-bottom: 16px; font-family: var(--font-serif); letter-spacing: 1px; }
.footer-links li, .footer-contact li { margin-bottom: 10px; font-size: 14px; }
.footer-links a { color: rgba(232,226,214,0.8); transition: color var(--transition); }
.footer-links a:hover { color: var(--color-accent); }
.footer-contact li { color: rgba(232,226,214,0.75); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid rgba(255,255,255,0.1); margin-top: 40px; padding-top: 20px; font-size: 12px; color: rgba(232,226,214,0.5); max-width: 1200px; margin-left: auto; margin-right: auto; }
@media (max-width: 1199px) {
  :root { --sidebar-width: 240px; }
  .sidebar { padding: 32px 20px 24px; }
  .nav-item { padding: 12px 14px; font-size: 15px; }
  .article-page { padding: 40px 20px 56px; }
  .article-card { padding: 40px 36px; }
  .footer { padding: 40px 32px 24px; }
  .footer-inner { gap: 28px; }
}
@media (max-width: 1023px) {
  .sidebar { display: none; }
  .main-area { margin-left: 0; }
  .topbar { display: flex; }
  .article-page { padding: 24px 16px 48px; }
  .article-wrap { max-width: 100%; }
  .article-card { padding: 32px 24px; }
  .article-title { font-size: 30px; }
  .article-content { font-size: 15px; }
  .footer { padding: 36px 24px 20px; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; margin-top: 28px; }
}
@media (max-width: 520px) {
  .article-page { padding: 16px 12px 40px; }
  .article-card { padding: 24px 18px; border-radius: 12px; }
  .article-title { font-size: 24px; line-height: 1.35; }
  .article-meta { flex-direction: column; gap: 6px; }
  .article-summary { padding: 16px 18px; font-size: 14px; }
  .article-cover { margin-bottom: 24px; }
  .related-block { padding: 24px 18px; }
  .related-item { flex-direction: column; align-items: flex-start; gap: 4px; }
  .related-date { white-space: normal; }
  .breadcrumb { font-size: 12px; gap: 6px; }
  .footer-inner { padding: 0; }
}

/* roulang page: category1 */
:root {
            --color-primary: #173F35;
            --color-primary-dark: #0E2B24;
            --color-primary-light: #1F5A4B;
            --color-accent: #C9A227;
            --color-accent-soft: #E8DCB0;
            --color-urgent: #BE4B2A;
            --color-bg: #F7F4EE;
            --color-surface: #FFFFFF;
            --color-surface-muted: #EFE9DF;
            --color-text: #1E2420;
            --color-text-muted: #5A625C;
            --color-line: #E2DCD0;
            --color-success: #2F7D54;
            --color-error: #B5372A;
            --color-info: #2C5F7C;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-default: 0 1px 2px rgba(23, 32, 28, 0.04), 0 6px 16px rgba(23, 32, 28, 0.06);
            --shadow-hover: 0 12px 32px rgba(23, 32, 28, 0.12);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }

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

        ul,
        ol {
            list-style: none;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: 0;
            background: none;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 14px;
        }

        a:focus-visible,
        button:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .app-shell {
            display: flex;
            min-height: 100vh;
        }

        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 280px;
            background: var(--color-primary);
            color: #F0EBE2;
            z-index: 120;
            display: flex;
            flex-direction: column;
            transition: transform 0.25s ease;
        }

        .sidebar-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
            padding: 32px 20px 24px;
            overflow-y: auto;
        }

        .brand {
            display: inline-flex;
            flex-direction: column;
            padding: 8px 12px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            margin-bottom: 28px;
        }

        .brand-name {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: #F0EBE2;
            letter-spacing: 2px;
            line-height: 1.2;
        }

        .brand-sub {
            font-size: 12px;
            color: var(--color-accent);
            letter-spacing: 6px;
            margin-top: 6px;
        }

        .nav-list {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 13px 14px;
            border-radius: var(--radius-sm);
            color: rgba(240, 235, 226, 0.82);
            font-size: 15px;
            font-weight: 600;
            border-left: 3px solid transparent;
            transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
        }

        .nav-item:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }

        .nav-item.active {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border-left-color: var(--color-accent);
        }

        .nav-icon {
            width: 20px;
            text-align: center;
            font-size: 16px;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .sidebar-foot {
            margin-top: auto;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(240, 235, 226, 0.6);
            line-height: 1.9;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .topbar {
            display: none;
            position: sticky;
            top: 0;
            z-index: 110;
            height: 64px;
            background: var(--color-primary);
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            box-shadow: 0 2px 12px rgba(14, 43, 36, 0.18);
        }

        .topbar-brand {
            display: flex;
            flex-direction: column;
        }

        .topbar-brand .brand-name {
            font-size: 18px;
            letter-spacing: 1px;
        }

        .topbar-brand .brand-sub {
            font-size: 11px;
            letter-spacing: 4px;
            margin-top: 2px;
        }

        .nav-toggle {
            width: 44px;
            height: 44px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            align-items: center;
            border-radius: var(--radius-sm);
            transition: background 0.18s ease;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: #F0EBE2;
            border-radius: 2px;
            transition: transform 0.18s ease, opacity 0.18s ease;
        }

        .nav-overlay {
            display: none;
        }

        .nav-overlay.show {
            display: block;
            position: fixed;
            inset: 0;
            background: rgba(14, 43, 36, 0.5);
            z-index: 105;
        }

        .main-area {
            margin-left: 280px;
            flex: 1;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .main-content {
            flex: 1;
        }

        .category-hero {
            position: relative;
            color: #F0EBE2;
            background: linear-gradient(115deg, rgba(14, 43, 36, 0.94) 0%, rgba(23, 63, 53, 0.85) 55%, rgba(31, 90, 75, 0.68) 100%), url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            padding: 64px 48px 60px;
        }

        .hero-inner {
            max-width: 960px;
            margin: 0 auto;
        }

        .hero-breadcrumb {
            font-size: 13px;
            color: rgba(240, 235, 226, 0.72);
            margin-bottom: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .hero-breadcrumb a {
            color: rgba(240, 235, 226, 0.82);
            transition: color 0.18s ease;
        }

        .hero-breadcrumb a:hover {
            color: var(--color-accent);
        }

        .hero-breadcrumb span {
            color: var(--color-accent);
        }

        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: 44px;
            line-height: 1.25;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }

        .hero-lead {
            font-size: 16px;
            max-width: 580px;
            color: rgba(240, 235, 226, 0.85);
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            white-space: nowrap;
            transition: background 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, color 0.18s ease;
        }

        .btn-accent {
            background: var(--color-accent);
            color: #173F35;
        }

        .btn-accent:hover {
            background: #DFC04A;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201, 162, 39, 0.25);
        }

        .btn-outline-light {
            background: transparent;
            border-color: rgba(240, 235, 226, 0.7);
            color: #F0EBE2;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #F0EBE2;
        }

        .btn-dark {
            background: var(--color-primary);
            color: #F0EBE2;
        }

        .btn-dark:hover {
            background: var(--color-primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn-outline {
            background: transparent;
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .btn-outline:hover {
            background: var(--color-accent-soft);
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 36px;
            border-top: 1px solid rgba(255, 255, 255, 0.16);
            padding-top: 20px;
        }

        .stat-item {
            display: flex;
            flex-direction: column;
        }

        .stat-value {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: rgba(240, 235, 226, 0.7);
            margin-top: 4px;
        }

        .section {
            padding: 80px 48px;
        }

        .section-dark {
            background: var(--color-surface);
            border-top: 1px solid var(--color-line);
            border-bottom: 1px solid var(--color-line);
        }

        .section-inner {
            max-width: 960px;
            margin: 0 auto;
        }

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

        .section-head h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            position: relative;
            padding-left: 18px;
            line-height: 1.3;
        }

        .section-head h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 4px;
            border-radius: 4px;
            background: var(--color-accent);
        }

        .section-head p {
            color: var(--color-text-muted);
            font-size: 15px;
            margin-top: 14px;
            max-width: 660px;
            line-height: 1.8;
        }

        .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag {
            display: inline-flex;
            padding: 6px 16px;
            border-radius: 999px;
            background: var(--color-accent-soft);
            color: #7A6410;
            font-size: 13px;
            font-weight: 600;
            transition: background 0.18s ease, transform 0.18s ease;
        }

        .tag:hover {
            background: #E0CD96;
            transform: translateY(-1px);
        }

        .alternate-list {
            display: flex;
            flex-direction: column;
            gap: 56px;
        }

        .alternate {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .alternate.reverse .alternate-media {
            order: 2;
        }

        .alternate-media {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            background: var(--color-surface-muted);
        }

        .alternate-media img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .alternate:hover .alternate-media img {
            transform: scale(1.03);
        }

        .alternate-body h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .alternate-body p {
            color: var(--color-text-muted);
            font-size: 15px;
            margin-bottom: 16px;
            line-height: 1.8;
        }

        .alternate-body ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 20px;
        }

        .alternate-body li {
            display: flex;
            gap: 10px;
            font-size: 15px;
            align-items: flex-start;
            color: var(--color-text);
        }

        .alternate-body li::before {
            content: '✓';
            color: var(--color-success);
            font-weight: 700;
            flex-shrink: 0;
        }

        .text-link {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 15px;
            transition: color 0.18s ease;
        }

        .text-link:hover {
            text-decoration: underline;
            color: var(--color-primary-light);
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-card {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-default);
            transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
        }

        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .step-num {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 12px;
            display: block;
            line-height: 1;
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        .coverage-list {
            display: flex;
            flex-direction: column;
        }

        .coverage-item {
            display: grid;
            grid-template-columns: 52px 1fr 2fr;
            gap: 18px;
            align-items: center;
            padding: 22px 4px;
            border-bottom: 1px solid var(--color-line);
            transition: background 0.18s ease, padding-left 0.18s ease;
        }

        .coverage-item:last-child {
            border-bottom: 0;
        }

        .coverage-item:hover {
            background: rgba(232, 220, 176, 0.2);
            padding-left: 12px;
        }

        .coverage-icon {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-surface-muted);
            border-radius: var(--radius-md);
            font-size: 24px;
        }

        .coverage-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
        }

        .coverage-item p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: box-shadow 0.18s ease, background 0.18s ease;
        }

        .faq-item[open] {
            background: var(--color-surface-muted);
            box-shadow: var(--shadow-default);
        }

        .faq-item summary {
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            color: var(--color-text);
            transition: color 0.18s ease;
        }

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

        .faq-item summary::after {
            content: '+';
            font-size: 22px;
            color: var(--color-accent);
            transition: transform 0.18s ease;
            font-weight: 400;
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 20px 18px;
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.8;
        }

        .cta-block {
            position: relative;
            background: var(--color-primary-dark);
            color: #F0EBE2;
            text-align: center;
            padding: 64px 24px;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            opacity: 0.12;
        }

        .cta-block>* {
            position: relative;
            z-index: 1;
        }

        .cta-block h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            line-height: 1.3;
        }

        .cta-block p {
            margin-top: 12px;
            color: rgba(240, 235, 226, 0.78);
            max-width: 560px;
            margin-inline: auto;
            font-size: 15px;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            margin-top: 28px;
            flex-wrap: wrap;
        }

        .footer {
            background: var(--color-primary-dark);
            color: #E8E2D6;
            padding: 48px 24px 24px;
        }

        .footer-inner {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
        }

        .footer-brand-name {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: #F0EBE2;
        }

        .footer-brand-sub {
            background: var(--color-accent);
            color: #173F35;
            font-size: 12px;
            padding: 2px 10px;
            border-radius: 999px;
            margin-left: 8px;
            font-weight: 600;
            display: inline-block;
            vertical-align: 3px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(232, 226, 214, 0.7);
            margin-top: 12px;
            max-width: 360px;
        }

        .footer h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
            color: #F0EBE2;
        }

        .footer-links,
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 14px;
        }

        .footer-links a {
            color: rgba(232, 226, 214, 0.8);
            transition: color 0.18s ease;
        }

        .footer-links a:hover {
            color: var(--color-accent);
        }

        .footer-contact li {
            color: rgba(232, 226, 214, 0.62);
            font-size: 14px;
            line-height: 1.6;
        }

        .footer-bottom {
            max-width: 1100px;
            margin: 36px auto 0;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(232, 226, 214, 0.55);
        }

        @media (max-width: 1199px) {
            .sidebar {
                width: 240px;
            }

            .main-area {
                margin-left: 240px;
            }

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

        @media (max-width: 1023px) {
            .sidebar {
                transform: translateX(-100%);
                width: 280px;
            }

            .sidebar.open {
                transform: translateX(0);
            }

            .main-area {
                margin-left: 0;
            }

            .topbar {
                display: flex;
            }

            .nav-overlay {
                display: none;
            }

            .nav-overlay.show {
                display: block;
                position: fixed;
                inset: 0;
                background: rgba(14, 43, 36, 0.5);
                z-index: 105;
            }

            .category-hero {
                padding: 44px 24px 40px;
            }

            .section {
                padding: 56px 24px;
            }

            .alternate {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .alternate.reverse .alternate-media {
                order: 0;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .coverage-item {
                grid-template-columns: 48px 1fr;
            }

            .coverage-item p {
                grid-column: 2 / 3;
            }
        }

        @media (max-width: 600px) {
            .category-hero h1 {
                font-size: 30px;
            }

            .hero-lead {
                font-size: 15px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

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

            .hero-stats {
                gap: 20px;
            }

            .section-head h2 {
                font-size: 24px;
            }

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

            .alternate-body h3 {
                font-size: 20px;
            }

            .coverage-item {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 18px 4px;
            }

            .coverage-item p {
                grid-column: 1 / 2;
            }

            .cta-block {
                padding: 48px 20px;
            }

            .cta-block h2 {
                font-size: 24px;
            }

            .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }

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

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

            .section {
                padding: 48px 20px;
            }

            .footer {
                padding: 40px 20px 24px;
            }
        }

/* roulang page: category2 */
:root {
  --color-primary: #173F35;
  --color-primary-dark: #0E2B24;
  --color-primary-light: #1F5A4B;
  --color-accent: #C9A227;
  --color-accent-soft: #E8DCB0;
  --color-urgent: #BE4B2A;
  --color-bg: #F7F4EE;
  --color-surface: #FFFFFF;
  --color-surface-muted: #EFE9DF;
  --color-text: #1E2420;
  --color-text-muted: #5A625C;
  --color-line: #E2DCD0;
  --color-success: #2F7D54;
  --color-error: #B5372A;
  --color-info: #2C5F7C;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(23,32,28,0.04), 0 6px 16px rgba(23,32,28,0.06);
  --shadow-lg: 0 12px 32px rgba(23,32,28,0.12);
  --transition: 0.18s ease;
  --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
  --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --sidebar-width: 280px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-primary-light);
}

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  border: none;
  cursor: pointer;
}

input, select, textarea {
  font-family: inherit;
  font-size: 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 0 14px;
  height: 44px;
  width: 100%;
  background: var(--color-surface);
  color: var(--color-text);
  transition: var(--transition);
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.25);
}

textarea {
  height: auto;
  padding: 12px 14px;
  resize: vertical;
  line-height: 1.6;
}

/* ===== App Shell ===== */
.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--color-primary);
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 32px 20px 24px;
  transition: transform 0.3s ease;
}

.sidebar-brand {
  display: flex;
  flex-direction: column;
  padding: 0 8px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 20px;
}

.brand-text {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: #F0EBE2;
  letter-spacing: 1px;
  line-height: 1.3;
}

.brand-text:hover {
  color: var(--color-accent);
}

.brand-sub {
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 4px;
  margin-top: 2px;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 14px;
  border-radius: var(--radius-sm);
  color: rgba(240, 235, 226, 0.78);
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  border-left: 3px solid transparent;
  transition: var(--transition);
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.nav-item.active {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-left-color: var(--color-accent);
}

.nav-icon {
  font-size: 18px;
  line-height: 1;
  color: var(--color-accent);
  width: 22px;
  text-align: center;
}

.sidebar-footer {
  padding: 16px 8px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 13px;
  color: rgba(240, 235, 226, 0.6);
  line-height: 1.8;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* ===== Main Area ===== */
.main-area {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.content-wrap {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Mobile Header ===== */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: var(--color-primary);
  z-index: 200;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  box-shadow: 0 2px 12px rgba(14, 43, 36, 0.3);
}

.mobile-logo {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: #F0EBE2;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.mobile-logo span {
  font-size: 11px;
  color: var(--color-accent);
  letter-spacing: 3px;
}

.menu-toggle {
  background: transparent;
  color: #F0EBE2;
  font-size: 26px;
  line-height: 1;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}

.menu-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

.menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(14, 43, 36, 0.5);
  z-index: 150;
}

.menu-overlay.show {
  display: block;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.4;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(14, 43, 36, 0.55) 0%, rgba(23, 63, 53, 0.35) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 40px 24px;
  max-width: 720px;
}

.hero-badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 18px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.hero-content h1 {
  font-family: var(--font-serif);
  font-size: 44px;
  color: #fff;
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 16px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
  line-height: 1.7;
}

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-primary-dark);
}

.btn-primary:hover {
  background: #DDBB3C;
  color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201, 162, 39, 0.3);
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-accent-soft);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-primary-dark);
}

.btn-accent:hover {
  background: #DDBB3C;
  color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201, 162, 39, 0.3);
}

/* ===== Sections ===== */
.section {
  padding: 72px 24px;
}

.section-muted {
  background: var(--color-surface-muted);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 12px;
}

.section-header p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== Timeline ===== */
.timeline {
  position: relative;
  max-width: 920px;
  margin: 0 auto;
  padding: 30px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent) 0%, rgba(201, 162, 39, 0.15) 100%);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 20px 48px;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 36px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 3px solid var(--color-accent);
  box-shadow: 0 0 0 5px rgba(201, 162, 39, 0.18);
  z-index: 2;
}

.timeline-item:nth-child(odd)::before {
  right: -7px;
}

.timeline-item:nth-child(even)::before {
  left: -7px;
}

.timeline-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: left;
}

.timeline-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.timeline-number {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.timeline-card .badge {
  display: inline-block;
  margin-bottom: 12px;
}

.timeline-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.timeline-card p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 14px;
}

.timeline-points {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.timeline-points li {
  font-size: 12px;
  color: var(--color-primary);
  background: var(--color-accent-soft);
  border-radius: var(--radius-pill);
  padding: 2px 12px;
  line-height: 1.6;
}

/* ===== Badge ===== */
.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: #8F6F1F;
  background: var(--color-accent-soft);
  border-radius: var(--radius-pill);
  padding: 3px 14px;
  line-height: 1.5;
}

.badge-urgent {
  background: var(--color-urgent);
  color: #fff;
}

.badge-info {
  background: rgba(44, 95, 124, 0.12);
  color: var(--color-info);
}

/* ===== Scenario Grid ===== */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 920px;
  margin: 0 auto;
}

.scenario-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.scenario-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.scenario-icon {
  font-size: 32px;
  margin-bottom: 16px;
  display: inline-block;
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scenario-card h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
}

.scenario-card p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 14px;
}

.scenario-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.scenario-tags span {
  font-size: 12px;
  background: var(--color-surface-muted);
  color: var(--color-text-muted);
  border-radius: var(--radius-pill);
  padding: 2px 10px;
}

/* ===== Stats ===== */
.stats-section {
  background: var(--color-primary-dark);
  padding: 56px 24px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.2;
  display: block;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}

/* ===== Feature Split ===== */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  max-width: 920px;
  margin: 0 auto;
}

.feature-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  aspect-ratio: 4/3;
  object-fit: cover;
}

.feature-content h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
}

.feature-content p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--color-text);
}

.feature-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  flex-shrink: 0;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--color-accent);
}

.faq-item[open] {
  background: var(--color-surface-muted);
}

.faq-item summary {
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  color: var(--color-text);
  transition: var(--transition);
}

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

.faq-item summary::after {
  content: '+';
  font-size: 22px;
  color: var(--color-accent);
  font-weight: 400;
  transition: transform 0.18s ease;
}

.faq-item[open] summary::after {
  content: '−';
}

.faq-item .faq-answer {
  padding: 0 22px 18px;
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 64px 24px;
  text-align: center;
}

.cta-section h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  color: #fff;
  margin-bottom: 12px;
  font-weight: 700;
}

.cta-section p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 28px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

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

/* ===== Footer ===== */
.footer {
  background: var(--color-primary-dark);
  color: #E8E2D6;
  padding-top: 48px;
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}

.footer-brand-sub {
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 3px;
  margin-left: 6px;
}

.footer-desc {
  font-size: 13px;
  color: rgba(232, 226, 214, 0.7);
  line-height: 1.7;
  margin-top: 12px;
  max-width: 360px;
}

.footer h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: #fff;
  margin-bottom: 14px;
  font-weight: 600;
}

.footer-links,
.footer-contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: rgba(232, 226, 214, 0.75);
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-contact li {
  font-size: 14px;
  color: rgba(232, 226, 214, 0.75);
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 24px;
  text-align: center;
  font-size: 13px;
  color: rgba(232, 226, 214, 0.55);
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== Responsive ===== */
@media (max-width: 1199px) {
  :root {
    --sidebar-width: 240px;
  }

  .sidebar {
    padding: 24px 16px 20px;
  }

  .nav-item {
    font-size: 15px;
    padding: 11px 12px;
  }

  .brand-text {
    font-size: 21px;
  }
}

@media (max-width: 1023px) {
  :root {
    --sidebar-width: 280px;
  }

  .sidebar {
    transform: translateX(-100%);
    padding: 32px 20px 24px;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-area {
    margin-left: 0;
  }

  .mobile-header {
    display: flex;
  }

  .main-area {
    padding-top: 64px;
  }

  .hero {
    min-height: 380px;
  }

  .hero-content h1 {
    font-size: 34px;
  }

  .timeline {
    padding: 20px 0;
  }

  .timeline::before {
    left: 12px;
    transform: none;
  }

  .timeline-item {
    width: 100%;
    left: 0 !important;
    text-align: left !important;
    padding: 16px 0 16px 40px;
  }

  .timeline-item::before {
    left: 5px !important;
    right: auto !important;
  }

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

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .feature-split {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  .hero {
    min-height: 340px;
  }

  .hero-content h1 {
    font-size: 28px;
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
  }

  .section {
    padding: 48px 20px;
  }

  .section-header h2 {
    font-size: 24px;
  }

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

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .stat-number {
    font-size: 32px;
  }

  .feature-split {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .cta-section h2 {
    font-size: 24px;
  }

  .timeline-card {
    padding: 20px;
  }
}

@media (max-width: 520px) {
  .mobile-header {
    padding: 0 14px;
  }

  .mobile-logo {
    font-size: 18px;
  }

  .hero-content {
    padding: 28px 16px;
  }

  .hero-content h1 {
    font-size: 26px;
  }

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

  .stats-section {
    padding: 40px 20px;
  }

  .btn {
    padding: 0 20px;
    font-size: 14px;
  }
}

/* roulang page: category3 */
:root {
  --color-primary: #173F35;
  --color-primary-dark: #0E2B24;
  --color-primary-light: #1F5A4B;
  --color-accent: #C9A227;
  --color-accent-soft: #E8DCB0;
  --color-urgent: #BE4B2A;
  --color-bg: #F7F4EE;
  --color-surface: #FFFFFF;
  --color-surface-muted: #EFE9DF;
  --color-text: #1E2420;
  --color-text-muted: #5A625C;
  --color-line: #E2DCD0;
  --color-success: #2F7D54;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-default: 0 1px 2px rgba(23,32,28,0.04), 0 6px 16px rgba(23,32,28,0.06);
  --shadow-hover: 0 12px 32px rgba(23,32,28,0.12);
  --font-serif: 'Noto Serif SC','Source Han Serif SC','Songti SC','SimSun',serif;
  --font-sans: 'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
}
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { font-family: var(--font-sans); background: var(--color-bg); color: var(--color-text); line-height: 1.75; font-size: 16px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font: inherit; border: none; cursor: pointer; background: none; }
ul, ol { list-style: none; }
.container { max-width: 960px; margin: 0 auto; padding: 0 32px; }
.app-shell { display: flex; min-height: 100vh; }
.sidebar { position: fixed; top: 0; left: 0; width: 280px; height: 100vh; background: var(--color-primary); color: #F0EBE2; z-index: 100; display: flex; flex-direction: column; padding: 32px 24px; }
.brand { margin-bottom: 40px; }
.brand-link { display: inline-flex; flex-direction: column; gap: 3px; }
.brand-name { font-family: var(--font-serif); font-size: 24px; font-weight: 700; color: #F0EBE2; letter-spacing: 1px; line-height: 1.2; }
.brand-sub { font-size: 12px; color: var(--color-accent); letter-spacing: 4px; }
.nav-list { display: flex; flex-direction: column; gap: 6px; }
.nav-item { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 8px; color: rgba(240,235,226,0.75); font-family: var(--font-serif); font-size: 16px; font-weight: 600; border-left: 3px solid transparent; transition: all 0.18s ease; }
.nav-icon { font-size: 16px; width: 20px; text-align: center; opacity: 0.85; }
.nav-item:hover { background: rgba(255,255,255,0.06); color: #fff; }
.nav-item.active { background: rgba(255,255,255,0.08); color: #fff; border-left-color: var(--color-accent); }
.nav-item:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.sidebar-foot { margin-top: auto; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.12); font-size: 13px; color: rgba(240,235,226,0.6); line-height: 1.8; }
.sidebar-foot a { color: var(--color-accent-soft); }
.sidebar-foot a:hover { color: #fff; text-decoration: underline; }
.main-wrap { flex: 1; margin-left: 280px; min-width: 0; display: flex; flex-direction: column; }
.main-content { flex: 1; }
.mobile-header { display: none; }
.drawer-mask { display: none; }

.page-hero { background-size: cover; background-position: center; padding: 92px 48px; color: #fff; }
.hero-inner { max-width: 900px; margin: 0 auto; }
.hero-badge { display: inline-block; background: rgba(201,162,39,0.18); border: 1px solid rgba(201,162,39,0.45); color: #E8DCB0; padding: 6px 16px; border-radius: 999px; font-size: 13px; margin-bottom: 22px; letter-spacing: 1px; }
.page-hero h1 { font-family: var(--font-serif); font-size: 46px; font-weight: 700; margin-bottom: 18px; line-height: 1.25; color: #fff; }
.page-hero p { font-size: 16px; color: rgba(255,255,255,0.85); max-width: 640px; margin-bottom: 32px; line-height: 1.8; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn { display: inline-flex; align-items: center; justify-content: center; height: 44px; padding: 0 26px; border-radius: 8px; font-size: 15px; font-weight: 600; transition: all 0.18s ease; border: 1px solid transparent; line-height: 1; }
.btn-primary { background: var(--color-primary); color: #F0EBE2; }
.btn-primary:hover { background: var(--color-primary-light); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-accent { background: var(--color-accent); color: var(--color-primary-dark); }
.btn-accent:hover { background: #D8AF32; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-outline-light { background: transparent; border-color: rgba(255,255,255,0.65); color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-2px); }
.btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

.section { padding: 72px 0; }
.section-head { margin-bottom: 40px; }
.section-head h2 { font-family: var(--font-serif); font-size: 30px; color: var(--color-text); margin-bottom: 10px; line-height: 1.3; }
.section-head p { color: var(--color-text-muted); max-width: 640px; line-height: 1.75; }

.featured-section { background: var(--color-bg); }
.featured-card-inner { display: grid; grid-template-columns: 1fr 1.1fr; gap: 0; align-items: stretch; background: var(--color-surface); border: 1px solid var(--color-accent); border-radius: var(--radius-lg); box-shadow: var(--shadow-default); overflow: hidden; }
.featured-media { position: relative; aspect-ratio: 4 / 3; }
.featured-media img { width: 100%; height: 100%; object-fit: cover; }
.badge { display: inline-flex; align-items: center; height: 24px; padding: 0 12px; border-radius: 999px; font-size: 13px; font-weight: 600; line-height: 1; }
.badge-urgent { background: var(--color-urgent); color: #fff; }
.featured-media .badge-urgent { position: absolute; top: 16px; left: 16px; }
.featured-content { padding: 44px 44px 44px 0; align-self: center; }
.featured-content h2 { font-family: var(--font-serif); font-size: 26px; color: var(--color-text); margin-bottom: 14px; }
.featured-content > p { color: var(--color-text-muted); margin-bottom: 20px; max-width: 460px; }
.feature-list { margin-bottom: 26px; display: grid; gap: 10px; }
.feature-list li { padding-left: 26px; position: relative; color: var(--color-text); font-size: 15px; }
.feature-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--color-success); font-weight: 700; }

.activities-section { background: var(--color-bg); }
.activity-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.activity-card { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-default); transition: all 0.18s ease; display: flex; flex-direction: column; }
.activity-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--color-accent); }
.activity-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.activity-card h3 { font-family: var(--font-serif); font-size: 19px; color: var(--color-text); }
.activity-tag { background: var(--color-accent-soft); color: #8A6D1B; font-size: 13px; padding: 4px 12px; border-radius: 999px; font-weight: 600; }
.activity-card p { color: var(--color-text-muted); font-size: 15px; margin-bottom: 18px; flex: 1; }
.link-more { color: var(--color-primary); font-size: 14px; font-weight: 600; display: inline-block; transition: color 0.18s ease; }
.link-more:hover { color: var(--color-primary-light); text-decoration: underline; }

.process-section { background: var(--color-primary-dark); color: #F0EBE2; }
.process-section .section-head h2 { color: #fff; }
.process-section .section-head p { color: rgba(240,235,226,0.7); }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-step { padding: 28px; background: rgba(255,255,255,0.05); border-radius: var(--radius-lg); border: 1px solid rgba(255,255,255,0.08); transition: all 0.18s ease; }
.process-step:hover { background: rgba(255,255,255,0.08); border-color: rgba(201,162,39,0.4); transform: translateY(-2px); }
.step-num { font-family: var(--font-serif); font-size: 36px; color: var(--color-accent); display: block; margin-bottom: 12px; line-height: 1; }
.process-step h3 { font-size: 17px; margin-bottom: 8px; color: #fff; }
.process-step p { font-size: 14px; color: rgba(240,235,226,0.72); line-height: 1.6; }

.rules-section { background: var(--color-surface-muted); }
.rules-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.rule-item { display: flex; gap: 14px; padding: 22px; background: var(--color-surface); border-radius: var(--radius-md); border: 1px solid var(--color-line); transition: all 0.18s ease; }
.rule-item:hover { box-shadow: var(--shadow-default); border-color: var(--color-accent); }
.rule-icon { font-size: 20px; color: var(--color-accent); flex-shrink: 0; line-height: 1.4; }
.rule-item h3 { font-size: 16px; margin-bottom: 6px; color: var(--color-text); }
.rule-item p { font-size: 14px; color: var(--color-text-muted); line-height: 1.65; }

.faq-section { background: var(--color-bg); }
.faq-list { display: grid; gap: 12px; max-width: 800px; }
.faq-item { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-md); overflow: hidden; transition: all 0.18s ease; }
.faq-item.open { background: var(--color-surface-muted); box-shadow: var(--shadow-default); border-color: var(--color-accent); }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--color-text); text-align: left; transition: color 0.18s ease; }
.faq-question:hover { color: var(--color-primary); }
.faq-icon { flex-shrink: 0; width: 20px; height: 20px; border-radius: 50%; border: 1px solid var(--color-line); display: inline-flex; align-items: center; justify-content: center; color: var(--color-primary); font-size: 14px; transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; }
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p { padding: 0 24px 20px; color: var(--color-text-muted); font-size: 15px; line-height: 1.75; }

.cta-banner { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%); padding: 72px 0; text-align: center; }
.cta-inner { max-width: 640px; margin: 0 auto; padding: 0 32px; }
.cta-banner h2 { font-family: var(--font-serif); color: #fff; font-size: 28px; margin-bottom: 12px; line-height: 1.3; }
.cta-banner p { color: rgba(255,255,255,0.8); margin-bottom: 28px; line-height: 1.7; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.footer { background: var(--color-primary-dark); color: #E8E2D6; padding: 48px 32px 0; }
.footer-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 32px; }
.footer-brand-name { font-family: var(--font-serif); font-size: 20px; font-weight: 700; color: #fff; }
.footer-brand-sub { font-size: 12px; color: var(--color-accent); margin-left: 8px; letter-spacing: 1px; }
.footer-desc { font-size: 14px; color: rgba(232,226,214,0.7); margin-top: 12px; line-height: 1.8; max-width: 340px; }
.footer h4 { font-size: 15px; color: #fff; margin-bottom: 16px; font-family: var(--font-serif); font-weight: 600; }
.footer-links, .footer-contact { display: grid; gap: 8px; font-size: 14px; }
.footer-links a { color: rgba(232,226,214,0.8); transition: color 0.18s ease; }
.footer-links a:hover { color: var(--color-accent-soft); text-decoration: underline; }
.footer-contact li { color: rgba(232,226,214,0.75); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 18px 0; display: flex; justify-content: space-between; max-width: 1200px; margin: 0 auto; font-size: 13px; color: rgba(232,226,214,0.55); }

@media (max-width: 1199px) {
  .sidebar { width: 240px; padding: 28px 20px; }
  .main-wrap { margin-left: 240px; }
  .brand-name { font-size: 21px; }
}
@media (max-width: 1023px) {
  .sidebar { transform: translateX(-100%); width: 280px; transition: transform 0.25s ease; box-shadow: none; }
  .sidebar.open { transform: translateX(0); box-shadow: 0 0 40px rgba(0,0,0,0.3); }
  .drawer-mask { display: block; position: fixed; inset: 0; background: rgba(14,43,36,0.5); z-index: 90; opacity: 0; pointer-events: none; transition: opacity 0.2s ease; }
  .drawer-mask.visible { opacity: 1; pointer-events: auto; }
  .main-wrap { margin-left: 0; }
  .mobile-header { display: flex; align-items: center; justify-content: space-between; height: 64px; background: var(--color-primary); padding: 0 20px; position: sticky; top: 0; z-index: 80; }
  .mobile-brand { font-family: var(--font-serif); color: #fff; font-size: 19px; font-weight: 700; line-height: 1.2; }
  .mobile-brand small { font-size: 11px; color: var(--color-accent); margin-left: 5px; letter-spacing: 1px; }
  .menu-toggle { font-size: 22px; color: #fff; padding: 8px 10px; border-radius: 6px; line-height: 1; transition: background 0.18s ease; }
  .menu-toggle:hover { background: rgba(255,255,255,0.08); }
  .page-hero { padding: 64px 24px; }
  .page-hero h1 { font-size: 34px; }
  .featured-card-inner { grid-template-columns: 1fr; }
  .featured-content { padding: 28px; }
  .featured-media { aspect-ratio: 16 / 9; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .container { padding: 0 20px; }
  .section { padding: 56px 0; }
  .section-head h2 { font-size: 24px; }
  .page-hero { padding: 48px 20px; text-align: center; }
  .page-hero h1 { font-size: 29px; }
  .page-hero p { margin-left: auto; margin-right: auto; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .activity-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .rules-grid { grid-template-columns: 1fr; }
  .cta-actions { flex-direction: column; }
  .cta-actions .btn { width: 100%; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
  .footer { padding: 40px 20px 0; }
  .featured-content h2 { font-size: 22px; }
}