/* roulang page: index */
:root {
  --primary: #0E7C66;
  --primary-light: #10A188;
  --primary-grad: linear-gradient(135deg, #0E7C66 0%, #10A188 100%);
  --accent: #F59E0B;
  --accent-dark: #F97316;
  --accent-grad: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);
  --dark: #0A2E28;
  --dark-light: #10473C;
  --bg: #F7F5F0;
  --bg-card: #FFFFFF;
  --text: #202020;
  --text-muted: #6B7280;
  --border: #E5E7EB;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow: 0 4px 16px rgba(10, 46, 40, 0.06);
  --shadow-hover: 0 12px 40px rgba(10, 46, 40, 0.12);
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --transition: all 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: clamp(3rem, 6vw, 5rem) 0; }
.section-head { text-align: center; margin-bottom: 3rem; }
.section-head .section-tag {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(14, 124, 102, 0.08);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-head h2 {
  font-size: clamp(1.5rem, 2vw + 0.75rem, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--dark);
}
.section-head p {
  max-width: 640px;
  margin: 16px auto 0;
  color: var(--text-muted);
}

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: var(--transition);
  height: 72px;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(14, 124, 102, 0.08);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: 0.02em;
}
.brand-logo .logo-mark {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--primary-grad);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
}
.nav-wrap { display: flex; align-items: center; gap: 28px; }
.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav li a {
  font-size: 15px;
  font-weight: 600;
  color: var(--dark);
  padding: 8px 2px;
  position: relative;
}
.main-nav li a::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  border-radius: 2px;
  background: var(--primary-grad);
  transition: var(--transition);
}
.main-nav li a:hover::after,
.main-nav li a.active::after { width: 100%; }
.main-nav li a.active { color: var(--primary); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.header-search {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(14, 124, 102, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 0.95rem;
  transition: var(--transition);
}
.header-search:hover { background: rgba(14, 124, 102, 0.16); }
.btn-header {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-grad);
  color: #fff !important;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 12px;
  transition: var(--transition);
}
.btn-header:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.menu-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: 10px;
  background: rgba(14, 124, 102, 0.08);
  color: var(--primary);
  font-size: 1.2rem;
  align-items: center;
  justify-content: center;
}
@media (max-width: 1023px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 72px; left: 16px; right: 16px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-hover);
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .main-nav.open { display: flex; }
  .main-nav li a { padding: 12px 16px; font-size: 1rem; border-radius: 10px; }
  .main-nav li a:hover { background: rgba(14, 124, 102, 0.06); }
  .main-nav li a::after { display: none; }
  .main-nav li a.active { background: rgba(14, 124, 102, 0.08); color: var(--primary); }
  .menu-toggle { display: flex; }
}

/* ===== Hero ===== */
.hero {
  padding: 120px 0 0;
  background: var(--bg);
  overflow: hidden;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero-text .hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(14, 124, 102, 0.08);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-text h1 {
  font-size: clamp(1.875rem, 3vw + 1rem, 3.25rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 20px;
}
.hero-text h1 .hl { color: var(--primary); position: relative; }
.hero-text .hero-sub {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 32px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-grad);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: 12px;
  min-height: 48px;
  transition: var(--transition);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); color: #fff; }
.btn-primary:active { transform: translateY(0); opacity: 0.9; }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--primary);
  border: 2px solid var(--primary);
  font-weight: 600;
  font-size: 1rem;
  padding: 12px 30px;
  border-radius: 12px;
  min-height: 48px;
  transition: var(--transition);
}
.btn-secondary:hover { background: rgba(14, 124, 102, 0.08); color: var(--primary); }
.hero-badges { display: flex; gap: 12px; flex-wrap: wrap; }
.badge-stat {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border-radius: 12px;
  padding: 10px 18px;
  box-shadow: var(--shadow);
}
.badge-stat .num {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
  font-feature-settings: "tnum";
}
.badge-stat .label { font-size: 0.8rem; color: var(--text-muted); }
.hero-visual { position: relative; }
.hero-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  aspect-ratio: 4/3;
  min-height: 320px;
}
.hero-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}
.hero-img-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 46, 40, 0.2) 0%, rgba(14, 124, 102, 0) 60%);
}
.hero-img-card {
  position: absolute;
  bottom: 20px; left: 20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  box-shadow: var(--shadow-hover);
  z-index: 2;
}
.hero-img-card .t1 { font-size: 0.875rem; font-weight: 600; color: var(--dark); }
.hero-img-card .t2 { font-size: 0.8rem; color: var(--text-muted); }
@media (max-width: 1023px) {
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding-top: 100px; }
  .hero-img-wrap { min-height: 260px; max-height: 300px; }
}

/* ===== Stats Bar ===== */
.stats-bar {
  background: var(--dark);
  padding: 48px 0;
  position: relative;
  overflow: hidden;
}
.stats-bar::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-item { text-align: center; padding: 8px; }
.stat-item .num {
  font-size: clamp(1.75rem, 3vw + 1rem, 2.75rem);
  font-weight: 800;
  color: var(--accent);
  font-feature-settings: "tnum";
  line-height: 1.2;
}
.stat-item .num span { font-size: 1rem; font-weight: 600; color: rgba(255,255,255,0.6); margin-left: 2px; }
.stat-item .label { font-size: 0.875rem; color: rgba(255,255,255,0.75); margin-top: 4px; }
@media (max-width: 767px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}

/* ===== Pricing Tiers ===== */
.pricing { background: var(--bg); }
.pricing-grid {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 24px;
  padding: 24px 0;
}
.pricing-card {
  flex: 0 0 320px;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  border: 2px solid transparent;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}
.pricing-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.pricing-card.featured {
  transform: translateY(-48px);
  border-color: var(--accent);
  box-shadow: 0 16px 48px rgba(245, 158, 11, 0.14);
  flex-basis: 360px;
  padding: 40px 32px;
}
.pricing-card.featured:hover { transform: translateY(-52px); }
.pricing-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--accent-grad);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 18px;
  border-radius: 100px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
}
.pricing-card .plan-name { font-size: 1.1rem; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.pricing-card .plan-desc { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 20px; }
.pricing-card .plan-price { font-size: clamp(1.75rem, 2vw + 1rem, 2.5rem); font-weight: 800; color: var(--primary); margin-bottom: 20px; font-feature-settings: "tnum"; }
.pricing-card .plan-price span { font-size: 0.95rem; font-weight: 500; color: var(--text-muted); }
.pricing-card ul { margin-bottom: 24px; flex: 1; }
.pricing-card ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text);
  padding: 7px 0;
}
.pricing-card ul li i { color: var(--primary); margin-top: 3px; font-size: 0.85rem; }
.pricing-card .btn-pricing {
  display: block;
  text-align: center;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  background: var(--primary-grad);
  color: #fff;
  transition: var(--transition);
}
.pricing-card .btn-pricing:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.pricing-card.featured .btn-pricing { background: var(--accent-grad); }
@media (max-width: 1023px) {
  .pricing-grid { flex-wrap: wrap; align-items: stretch; }
  .pricing-card { flex: 1 1 280px; }
  .pricing-card.featured { transform: none; order: 3; flex-basis: 100%; margin-top: 24px; }
  .pricing-card.featured:hover { transform: none; }
}
@media (max-width: 767px) {
  .pricing-grid { flex-direction: column; padding: 0; }
  .pricing-card, .pricing-card.featured { flex: 1 1 auto; width: 100%; max-width: 440px; margin: 0 auto 24px; transform: none; }
  .pricing-card.featured { order: -1; }
  .pricing-card.featured:hover { transform: none; }
}

/* ===== Compare Table ===== */
.compare-section { background: #fff; }
.table-wrap { overflow-x: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.compare-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: #fff;
}
.compare-table thead th {
  background: var(--dark);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 20px 18px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.compare-table thead th:first-child {
  text-align: left;
  width: 200px;
  background: var(--dark);
}
.compare-table thead th.hot-col {
  background: rgba(10, 46, 40, 0.92);
  position: relative;
}
.compare-table thead th.hot-col .hot-tag {
  position: absolute;
  top: -10px; left: 50%;
  transform: translateX(-50%);
  background: var(--accent-grad);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 14px;
  border-radius: 100px;
  white-space: nowrap;
}
.compare-table tbody td {
  padding: 16px 18px;
  text-align: center;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.compare-table tbody td:first-child {
  text-align: left;
  font-weight: 600;
  background: var(--bg);
}
.compare-table tbody tr:nth-child(even) td { background: rgba(247, 245, 240, 0.5); }
.compare-table tbody tr:nth-child(even) td:first-child { background: rgba(247, 245, 240, 0.8); }
.compare-table tbody td i.fa-check { color: var(--primary); }
.compare-table tbody td i.fa-times { color: #ccc; }
.compare-table tbody td.hot-col { background: rgba(245, 158, 11, 0.04); border-left: 2px solid var(--accent); border-right: 2px solid var(--accent); }
.compare-table tbody tr:nth-child(even) td.hot-col { background: rgba(245, 158, 11, 0.06); }
.compare-table tbody td .btn-compare {
  display: inline-block;
  background: var(--primary-grad);
  color: #fff !important;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 10px;
  transition: var(--transition);
  white-space: nowrap;
}
.compare-table tbody td .btn-compare:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.table-scroll-hint { display: none; font-size: 0.8rem; color: var(--text-muted); text-align: center; margin-top: 12px; }
@media (max-width: 767px) {
  .table-scroll-hint { display: block; }
}

/* ===== Promo Banner ===== */
.promo-section { padding: clamp(3rem, 6vw, 5rem) 0; background: var(--bg); }
.promo-banner {
  background: linear-gradient(120deg, #F59E0B 0%, #F97316 60%, #EA580C 100%);
  border-radius: var(--radius-lg);
  padding: 48px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  overflow: hidden;
  position: relative;
}
.promo-banner::before {
  content: "";
  position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
}
.promo-banner::after {
  content: "";
  position: absolute;
  bottom: -40px; right: 120px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
}
.promo-content { position: relative; z-index: 1; flex: 1; }
.promo-content h3 {
  font-size: clamp(1.5rem, 2vw + 0.75rem, 2rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
  line-height: 1.3;
}
.promo-content p { color: rgba(255,255,255,0.9); font-size: 0.95rem; max-width: 440px; }
.promo-count {
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
  z-index: 1;
}
.count-box {
  background: rgba(10, 46, 40, 0.25);
  backdrop-filter: blur(4px);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  text-align: center;
  min-width: 68px;
}
.count-box .v {
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  font-feature-settings: "tnum";
  line-height: 1.2;
}
.count-box .u { font-size: 0.75rem; color: rgba(255,255,255,0.85); margin-top: 2px; }
.count-sep { font-size: 1.5rem; font-weight: 800; color: rgba(255,255,255,0.7); }
.promo-cta { position: relative; z-index: 1; }
.btn-promo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: #ea580c !important;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 30px;
  border-radius: 12px;
  white-space: nowrap;
  transition: var(--transition);
}
.btn-promo:hover { background: var(--dark); color: #fff !important; transform: translateY(-2px); }
@media (max-width: 1023px) {
  .promo-banner { flex-direction: column; padding: 36px 24px; text-align: center; }
  .promo-content p { margin: 0 auto; }
}
@media (max-width: 640px) {
  .promo-count { flex-wrap: wrap; justify-content: center; }
}

/* ===== News / CMS ===== */
.news-section { background: var(--bg); }
.news-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.news-head h2 {
  font-size: clamp(1.5rem, 2vw + 0.75rem, 2rem);
  font-weight: 700;
  color: var(--dark);
}
.news-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.news-link:hover { color: var(--primary-light); }
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.news-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.news-card-img {
  height: 200px;
  overflow: hidden;
  position: relative;
}
.news-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.news-card:hover .news-card-img img { transform: scale(1.03); }
.news-card-category {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--accent-grad);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
}
.news-card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.news-card-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card-body p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.news-card-meta .cat { color: var(--primary); font-weight: 600; }
.cms-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  text-align: center;
}
.cms-empty .empty-icon {
  width: 56px; height: 56px;
  border: 3px solid var(--primary);
  border-top-color: transparent;
  border-radius: 50%;
  margin-bottom: 16px;
  animation: spin 1.5s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.cms-empty p { color: var(--text-muted); font-size: 0.95rem; }
@media (max-width: 767px) {
  .news-grid { grid-template-columns: 1fr; }
  .news-card-img { height: 180px; }
}

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-wrap { max-width: 780px; margin: 0 auto; }
.faq-item {
  background: #F7F5F0;
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { background: #fff; box-shadow: var(--shadow); }
.faq-q {
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}
.faq-q .q-icon {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: rgba(14, 124, 102, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-item.open .q-icon { background: var(--primary-grad); color: #fff; transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease;
}
.faq-a-inner {
  padding: 0 24px 20px;
  border-left: 2px solid var(--primary);
  margin-left: 24px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ===== Contact / Form ===== */
.contact-section {
  background: var(--bg);
  position: relative;
}
.contact-grid {
  display: grid;
  grid-template-columns: 0.4fr 0.6fr;
  gap: 48px;
  align-items: start;
}
.contact-info .info-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}
.contact-info .info-sub { color: var(--text-muted); margin-bottom: 28px; }
.info-list li {
  display: flex;
  gap: 14px;
  margin-bottom: 18px;
  font-size: 0.9rem;
  color: var(--text);
}
.info-list li i {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(14, 124, 102, 0.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.form-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
}
.form-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}
.form-card .form-sub { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}
.form-group label .req { color: var(--primary); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 48px;
  border: 1px solid #D1D5DB;
  border-radius: 12px;
  padding: 0 16px;
  font-size: 0.9rem;
  color: var(--text);
  background: #fff;
  transition: var(--transition);
  outline: none;
}
.form-group textarea { height: 120px; padding: 14px 16px; resize: vertical; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(14, 124, 102, 0.12);
}
.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-grad);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  padding: 12px 36px;
  border-radius: 12px;
  min-width: 160px;
  transition: var(--transition);
}
.btn-submit:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
@media (max-width: 1023px) {
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
  .form-card { padding: 28px 20px; }
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,0.75);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.9fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}
.footer-brand .brand-logo { color: #fff; margin-bottom: 16px; }
.footer-brand .brand-logo .logo-mark { background: var(--primary-grad); }
.footer-brand p { font-size: 0.875rem; line-height: 1.7; color: rgba(255,255,255,0.6); max-width: 300px; }
.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--accent); }
.footer-contact li {
  display: flex;
  gap: 10px;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
}
.footer-contact li i { color: var(--accent); margin-top: 3px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  gap: 12px;
  flex-wrap: wrap;
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }
@media (max-width: 1023px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* roulang page: category1 */
:root {
  --primary: #0E7C66;
  --primary-light: #10A188;
  --primary-grad: linear-gradient(135deg, #0E7C66 0%, #10A188 100%);
  --accent: #F59E0B;
  --accent-light: #F97316;
  --accent-grad: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);
  --dark: #0A2E28;
  --bg: #F7F5F0;
  --text: #202020;
  --text-light: #6B7280;
  --border: #E5E7EB;
  --white: #FFFFFF;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 16px rgba(10, 46, 40, 0.06);
  --shadow-lg: 0 12px 40px rgba(10, 46, 40, 0.12);
  --transition: 0.25s ease;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
a:focus-visible, button:focus-visible { outline: 3px solid rgba(14, 124, 102, 0.3); outline-offset: 2px; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: clamp(3rem, 6vw, 5rem) 0; }

/* ===== Header ===== */
.site-header {
  background: var(--bg);
  border-bottom: 1px solid transparent;
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.site-header.scrolled {
  background: rgba(247, 245, 240, 0.95);
  backdrop-filter: blur(8px);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 20px rgba(10, 46, 40, 0.06);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 56px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--dark);
}
.logo-mark {
  width: 28px;
  height: 28px;
  background: var(--primary-grad);
  color: #fff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 800;
}
.nav-wrap { display: flex; align-items: center; gap: 24px; }
.main-nav { display: flex; align-items: center; gap: 6px; list-style: none; }
.main-nav li a {
  display: inline-block;
  padding: 8px 14px;
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--text);
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--transition);
}
.main-nav li a:after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}
.main-nav li a:hover { color: var(--primary); }
.main-nav li a:hover:after, .main-nav li a.active:after { transform: scaleX(1); }
.main-nav li a.active { color: var(--primary); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-search {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  background: rgba(14, 124, 102, 0.08);
  transition: background var(--transition), color var(--transition);
}
.header-search:hover { background: rgba(14, 124, 102, 0.16); color: var(--primary); }
.btn-header {
  padding: 8px 20px;
  height: 38px;
  background: var(--primary-grad);
  color: #fff;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-header:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(14, 124, 102, 0.25); color: #fff; }
.menu-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
  color: var(--text);
  font-size: 1.1rem;
}

/* ===== Hero ===== */
.hero {
  background: var(--bg);
  padding: clamp(2.5rem, 5vw, 4.5rem) 0 0;
  overflow: hidden;
}
.hero-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 48px;
}
.hero-text { flex: 1.1; }
.hero-visual { flex: 0.9; position: relative; }
.hero-tag {
  display: inline-block;
  background: rgba(14, 124, 102, 0.1);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(1.875rem, 3vw + 1rem, 3.25rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 18px;
}
.hero h1 .highlight {
  background: var(--primary-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--text-light);
  margin-bottom: 28px;
  max-width: 480px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.btn {
  height: 48px;
  padding: 0 28px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn-primary { background: var(--primary-grad); color: #fff; box-shadow: 0 6px 20px rgba(14, 124, 102, 0.25); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); color: #fff; }
.btn-primary:active { transform: translateY(0); opacity: 0.9; }
.btn-outline { background: #fff; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: rgba(14, 124, 102, 0.08); transform: translateY(-1px); }
.hero-data {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.data-item { display: flex; flex-direction: column; }
.data-num {
  font-size: clamp(1.5rem, 2vw + 0.5rem, 2rem);
  font-weight: 800;
  color: var(--dark);
  font-feature-settings: "tnum";
}
.data-num small { font-size: 0.75rem; font-weight: 600; color: var(--text-light); margin-left: 2px; }
.data-label { font-size: 0.8rem; color: var(--text-light); }
.hero-visual .hero-img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
  border: 4px solid #fff;
  position: relative;
  z-index: 2;
  aspect-ratio: 4 / 3;
}
.hero-visual::before {
  content: '';
  position: absolute;
  top: -24px;
  right: -20px;
  width: 140px;
  height: 140px;
  background: var(--accent-grad);
  border-radius: 36px;
  opacity: 0.15;
  z-index: 1;
  transform: rotate(12deg);
}
.hero-visual::after {
  content: '';
  position: absolute;
  bottom: -16px;
  left: -18px;
  width: 110px;
  height: 110px;
  border: 3px dashed rgba(14, 124, 102, 0.3);
  border-radius: 50%;
  z-index: 1;
}
.badge-float {
  position: absolute;
  z-index: 3;
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--dark);
}
.badge-float i { color: var(--primary); font-size: 1.1rem; }
.badge-float.top { top: 30px; left: -16px; }
.badge-float.bottom { bottom: 30px; right: -10px; }
.badge-float .num { color: var(--accent); font-size: 1.2rem; font-weight: 800; }

/* ===== Section Title ===== */
.section-head { text-align: center; margin-bottom: 48px; }
.section-head .sub {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: clamp(1.5rem, 2vw + 0.75rem, 2.25rem);
  font-weight: 700;
  color: var(--dark);
  line-height: 1.3;
  margin-bottom: 12px;
}
.section-head p { color: var(--text-light); font-size: 0.95rem; max-width: 640px; margin: 0 auto; line-height: 1.7; }

/* ===== Type Strip ===== */
.type-strip { background: var(--white); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 28px 0; }
.type-list { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.type-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 100px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  transition: all var(--transition);
}
.type-tag i { color: var(--primary); }
.type-tag:hover { background: var(--primary-grad); color: #fff; border-color: transparent; transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.type-tag:hover i { color: #fff; }

/* ===== Venue Showcase ===== */
.venue-showcase { background: var(--bg); }
.venue-layout {
  display: flex;
  gap: 32px;
  align-items: stretch;
}
.venue-feature {
  flex: 1.05;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.venue-feature:hover { box-shadow: var(--shadow-lg); }
.venue-feature-img { position: relative; overflow: hidden; }
.venue-feature-img img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform 0.5s ease; }
.venue-feature:hover .venue-feature-img img { transform: scale(1.03); }
.venue-feature-img .img-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--accent-grad);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 100px;
  z-index: 2;
}
.venue-feature-body { padding: 28px; }
.venue-feature-body h3 { font-size: 1.4rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.venue-feature-body p { color: var(--text-light); font-size: 0.9rem; line-height: 1.7; margin-bottom: 16px; }
.venue-meta { display: flex; gap: 18px; flex-wrap: wrap; font-size: 0.82rem; color: var(--text-light); }
.venue-meta span { display: inline-flex; align-items: center; gap: 5px; }
.venue-meta i { color: var(--primary); }
.venue-list { flex: 0.95; display: flex; flex-direction: column; gap: 12px; }
.venue-item {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 18px;
  align-items: center;
  transition: box-shadow var(--transition), transform var(--transition);
}
.venue-item:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.venue-item-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 14px;
  background: rgba(14, 124, 102, 0.08);
  color: var(--primary);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.venue-item-info { flex: 1; }
.venue-item-info h3 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.venue-item-info p { font-size: 0.8rem; color: var(--text-light); margin-bottom: 6px; line-height: 1.5; }
.venue-item-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.mini-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 100px;
  background: rgba(14, 124, 102, 0.08);
  color: var(--primary);
}
.mini-tag.accent { background: rgba(245, 158, 11, 0.12); color: var(--accent-light); }
.venue-item-price { text-align: right; flex-shrink: 0; }
.venue-item-price .price { font-size: 1.1rem; font-weight: 800; color: var(--dark); font-feature-settings: "tnum"; }
.venue-item-price .unit { font-size: 0.72rem; color: var(--text-light); }
.venue-item-price .time { font-size: 0.75rem; color: var(--text-light); }

/* ===== Advantage ===== */
.advantage { background: var(--dark); color: #fff; position: relative; overflow: hidden; }
.advantage::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(16, 161, 136, 0.15);
  top: -80px;
  right: -80px;
}
.advantage::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 2px dashed rgba(255, 255, 255, 0.08);
  bottom: -60px;
  left: -40px;
}
.advantage .section-head h2 { color: #fff; }
.advantage .section-head p { color: rgba(255, 255, 255, 0.65); }
.adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; position: relative; z-index: 2; }
.adv-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  text-align: center;
  transition: background var(--transition), transform var(--transition);
}
.adv-card:hover { background: rgba(255, 255, 255, 0.1); transform: translateY(-3px); }
.adv-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--primary-grad);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
}
.adv-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.adv-card p { font-size: 0.8rem; color: rgba(255, 255, 255, 0.65); line-height: 1.6; }
.adv-num { font-size: 1.8rem; font-weight: 800; color: var(--accent); font-feature-settings: "tnum"; display: block; margin-top: 6px; }

/* ===== Scene Cards ===== */
.scene { background: var(--bg); }
.scene-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.scene-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.scene-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.scene-card-img { overflow: hidden; }
.scene-card-img img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform 0.4s ease; }
.scene-card:hover .scene-card-img img { transform: scale(1.04); }
.scene-card-body { padding: 22px; }
.scene-card-body h3 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.scene-card-body p { font-size: 0.82rem; color: var(--text-light); line-height: 1.6; }

/* ===== Process ===== */
.process { background: var(--white); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.process-grid::before {
  content: '';
  position: absolute;
  top: 30px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
  opacity: 0.3;
  z-index: 0;
}
.process-step { text-align: center; position: relative; z-index: 1; }
.step-num {
  width: 60px;
  height: 60px;
  margin: 0 auto 16px;
  background: var(--primary-grad);
  color: #fff;
  font-size: 1.3rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(14, 124, 102, 0.3);
}
.process-step h3 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 6px; }
.process-step p { font-size: 0.82rem; color: var(--text-light); line-height: 1.5; }

/* ===== FAQ ===== */
.faq { background: var(--bg); }
.faq-wrap { max-width: 780px; margin: 0 auto; }
.faq-item {
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-lg); }
.faq-q {
  padding: 20px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  gap: 16px;
}
.faq-q .faq-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(14, 124, 102, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  transition: transform 0.3s ease, background var(--transition);
}
.faq-item.open .faq-q .faq-icon { transform: rotate(45deg); background: var(--primary-grad); color: #fff; }
.faq-a {
  display: none;
  padding: 0 24px 20px;
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.8;
  border-left: 2px solid var(--primary);
  margin-left: 24px;
}

/* ===== CTA Banner ===== */
.cta-banner {
  background: var(--accent-grad);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.cta-banner::before {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 3px dashed rgba(255, 255, 255, 0.3);
  top: -60px;
  right: 80px;
}
.cta-banner h2 { font-size: clamp(1.4rem, 2vw + 0.5rem, 2rem); font-weight: 800; margin-bottom: 8px; }
.cta-banner p { font-size: 0.95rem; opacity: 0.92; margin-bottom: 0; }
.cta-banner .cta-right { display: flex; gap: 14px; flex-wrap: wrap; flex-shrink: 0; }
.btn-white { background: #fff; color: var(--accent-light); border: none; }
.btn-white:hover { background: var(--dark); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: transparent; color: #fff; border: 2px solid rgba(255, 255, 255, 0.7); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.15); border-color: #fff; }

/* ===== Footer ===== */
.site-footer { background: var(--dark); color: rgba(255, 255, 255, 0.7); padding: 48px 0 24px; margin-top: 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 32px;
}
.site-footer .brand-logo { color: #fff; margin-bottom: 12px; }
.site-footer .brand-logo .logo-mark { background: var(--primary-grad); }
.footer-brand p { font-size: 0.82rem; line-height: 1.7; }
.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { font-size: 0.8rem; color: rgba(255, 255, 255, 0.6); }
.footer-col ul a:hover { color: #fff; }
.footer-contact li { display: flex; align-items: baseline; gap: 8px; font-size: 0.8rem; }
.footer-contact i { color: var(--accent); width: 16px; flex-shrink: 0; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom a { color: rgba(255, 255, 255, 0.45); }
.footer-bottom a:hover { color: #fff; }

/* ===== Mobile Nav ===== */
@media screen and (max-width: 767px) {
  .header-inner { padding: 0 16px; }
  .menu-toggle { display: inline-flex; }
  .nav-wrap {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px;
    display: none;
    box-shadow: 0 12px 32px rgba(10, 46, 40, 0.12);
    border-bottom: 1px solid var(--border);
    z-index: 99;
  }
  .nav-wrap.open { display: flex; }
  .main-nav { flex-direction: column; align-items: stretch; gap: 2px; }
  .main-nav li a { display: block; padding: 12px 16px; border-radius: 8px; font-size: 1rem; }
  .main-nav li a:after { display: none; }
  .main-nav li a.active { background: rgba(14, 124, 102, 0.08); }
  .header-actions { margin-top: 8px; justify-content: space-between; }
  .btn-header { justify-content: center; flex: 1; }
  .hero-wrap { flex-direction: column; gap: 32px; padding: 0 16px; }
  .hero-text, .hero-visual { width: 100%; }
  .hero-data { gap: 20px; }
  .badge-float.top { left: 8px; top: 16px; }
  .badge-float.bottom { right: 8px; bottom: 16px; }
  .type-list { gap: 8px; }
  .type-tag { padding: 8px 16px; font-size: 0.8rem; }
  .venue-layout { flex-direction: column; }
  .venue-item { flex-wrap: wrap; }
  .venue-item-price { width: 100%; text-align: left; }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .scene-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .scene-card-body { padding: 16px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 32px 16px; }
  .process-grid::before { display: none; }
  .cta-banner { flex-direction: column; padding: 32px 24px; text-align: center; }
  .cta-banner .cta-right { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .container { padding: 0 16px; }
}

@media screen and (max-width: 520px) {
  .adv-grid { grid-template-columns: 1fr; }
  .scene-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-sub { font-size: 0.95rem; }
  .btn { width: 100%; justify-content: center; }
  .hero-actions { flex-direction: column; }
}

/* roulang page: article */
:root {
        --primary: #0E7C66;
        --primary-light: #10A188;
        --primary-grad: linear-gradient(135deg, #0E7C66 0%, #10A188 100%);
        --accent: #F59E0B;
        --accent-light: #F97316;
        --accent-grad: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);
        --dark: #0A2E28;
        --bg: #F7F5F0;
        --ink: #202020;
        --muted: #6B7280;
        --border: #E5E7EB;
        --white: #FFFFFF;
        --radius-sm: 8px;
        --radius-md: 16px;
        --radius-lg: 24px;
        --shadow-sm: 0 4px 16px rgba(10, 46, 40, 0.06);
        --shadow-hover: 0 12px 40px rgba(10, 46, 40, 0.12);
        --font-stack: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        --container: 1200px;
        --space: clamp(3rem, 6vw, 5rem);
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        margin: 0;
        font-family: var(--font-stack);
        font-size: 1rem;
        line-height: 1.75;
        color: var(--ink);
        background: var(--bg);
        -webkit-font-smoothing: antialiased;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
        margin: 0 0 0.5em;
        font-family: var(--font-stack);
        color: var(--dark);
        line-height: 1.3;
        font-weight: 700;
    }

    p {
        margin: 0 0 1.25rem;
        line-height: 1.75;
    }

    a {
        color: var(--primary);
        text-decoration: none;
        transition: color 0.2s ease;
    }

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

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

    ul,
    ol {
        margin: 0 0 1.25rem;
        padding-left: 1.25rem;
    }

    button,
    input,
    textarea,
    select {
        font-family: var(--font-stack);
    }

    .container {
        max-width: var(--container);
        margin: 0 auto;
        padding: 0 24px;
    }

    .section {
        padding: var(--space) 0;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        height: 48px;
        padding: 0 28px;
        border-radius: 12px;
        font-size: 1rem;
        font-weight: 600;
        border: none;
        cursor: pointer;
        text-decoration: none;
        transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease, background 0.2s ease, color 0.2s ease;
    }

    .btn-primary {
        background: var(--primary-grad);
        color: #fff;
        box-shadow: 0 6px 20px rgba(14, 124, 102, 0.28);
    }

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-hover);
        color: #fff;
    }

    .btn-primary:active {
        transform: translateY(0);
        opacity: 0.9;
    }

    .btn-outline {
        background: transparent;
        color: var(--primary);
        border: 2px solid var(--primary);
    }

    .btn-outline:hover {
        background: rgba(14, 124, 102, 0.08);
        color: var(--primary);
    }

    .btn-outline-light {
        background: rgba(255, 255, 255, 0.14);
        color: #fff;
        border: 2px solid rgba(255, 255, 255, 0.7);
    }

    .btn-outline-light:hover {
        background: rgba(255, 255, 255, 0.24);
        color: #fff;
    }

    .badge {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        padding: 4px 12px;
        border-radius: var(--radius-sm);
        font-size: 0.8125rem;
        font-weight: 600;
        background: var(--primary-grad);
        color: #fff;
        line-height: 1.4;
    }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 200;
        background: var(--bg);
        border-bottom: 1px solid transparent;
        transition: background 0.3s ease, box-shadow 0.3s ease;
    }

    .site-header.scrolled {
        background: rgba(255, 255, 255, 0.96);
        border-bottom-color: var(--border);
        box-shadow: 0 6px 24px rgba(10, 46, 40, 0.08);
    }

    .header-inner {
        max-width: var(--container);
        margin: 0 auto;
        padding: 0 24px;
        height: 56px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }

    .brand-logo {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        font-size: 1.125rem;
        font-weight: 700;
        color: var(--dark);
        text-decoration: none;
        white-space: nowrap;
        transition: color 0.2s ease;
    }

    .brand-logo:hover {
        color: var(--primary);
    }

    .logo-mark {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        background: var(--primary-grad);
        color: #fff;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 1.125rem;
        text-transform: lowercase;
        flex-shrink: 0;
    }

    .nav-wrap {
        display: flex;
        align-items: center;
        gap: 28px;
    }

    .main-nav {
        list-style: none;
        display: flex;
        align-items: center;
        gap: 8px;
        margin: 0;
        padding: 0;
    }

    .main-nav>li {
        margin: 0;
    }

    .main-nav>li>a {
        display: inline-block;
        position: relative;
        padding: 8px 12px;
        font-size: 0.9375rem;
        font-weight: 600;
        color: var(--ink);
        border-radius: 6px;
        transition: color 0.2s ease;
    }

    .main-nav>li>a::after {
        content: "";
        position: absolute;
        left: 12px;
        right: 12px;
        bottom: 2px;
        height: 2px;
        border-radius: 2px;
        background: var(--primary);
        transform: scaleX(0);
        transform-origin: left center;
        transition: transform 0.25s ease;
    }

    .main-nav>li>a:hover {
        color: var(--primary);
    }

    .main-nav>li>a:hover::after,
    .main-nav>li>a.active::after {
        transform: scaleX(1);
    }

    .main-nav>li>a.active {
        color: var(--primary);
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .header-search {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        background: transparent;
        border: 1px solid var(--border);
        color: var(--dark);
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    }

    .header-search:hover {
        background: rgba(14, 124, 102, 0.08);
        border-color: var(--primary);
        color: var(--primary);
    }

    .btn-header {
        height: 40px;
        padding: 0 18px;
        border-radius: 10px;
        background: var(--primary-grad);
        color: #fff;
        font-size: 0.875rem;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        text-decoration: none;
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }

    .btn-header:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(14, 124, 102, 0.3);
        color: #fff;
    }

    .menu-toggle {
        display: none;
        width: 38px;
        height: 38px;
        border-radius: 10px;
        background: transparent;
        border: 1px solid var(--border);
        color: var(--dark);
        cursor: pointer;
        align-items: center;
        justify-content: center;
        font-size: 1rem;
        transition: background 0.2s ease, border-color 0.2s ease;
    }

    .menu-toggle:hover {
        background: rgba(14, 124, 102, 0.08);
        border-color: var(--primary);
    }

    .search-drop {
        position: absolute;
        top: 56px;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 10px 30px rgba(10, 46, 40, 0.1);
        padding: 16px 24px;
        display: none;
        z-index: 190;
    }

    .search-drop.show {
        display: block;
    }

    .search-form {
        max-width: var(--container);
        margin: 0 auto;
        display: flex;
        gap: 12px;
    }

    .search-form input[type="text"] {
        flex: 1;
        height: 48px;
        border-radius: 12px;
        border: 1px solid var(--border);
        padding: 0 18px;
        font-size: 0.9375rem;
        outline: none;
        transition: border-color 0.2s ease, box-shadow 0.2s ease;
        background: var(--bg);
    }

    .search-form input[type="text"]:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 4px rgba(14, 124, 102, 0.12);
    }

    .search-form button[type="submit"] {
        height: 48px;
        width: 48px;
        border-radius: 12px;
        background: var(--primary-grad);
        border: none;
        color: #fff;
        cursor: pointer;
        font-size: 1rem;
        flex-shrink: 0;
        transition: transform 0.2s ease;
    }

    .search-form button[type="submit"]:hover {
        transform: translateY(-2px);
    }

    .site-header .container {
        max-width: none;
        padding: 0;
    }

    .breadcrumb-wrap {
        background: var(--bg);
        border-bottom: 1px solid rgba(10, 46, 40, 0.06);
        padding: 14px 0;
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 0.8125rem;
        color: var(--muted);
    }

    .breadcrumb a {
        color: var(--muted);
        text-decoration: none;
        transition: color 0.2s ease;
    }

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

    .breadcrumb .sep {
        color: #c0c4cc;
    }

    .breadcrumb .current {
        color: var(--dark);
        font-weight: 600;
        display: -webkit-box;
        -webkit-line-clamp: 1;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .article-hero {
        background: linear-gradient(180deg, rgba(14, 124, 102, 0.06) 0%, rgba(247, 245, 240, 0.4) 100%);
        padding: clamp(2.5rem, 5vw, 4rem) 0 clamp(1.5rem, 3vw, 2.5rem);
        border-bottom: 1px solid rgba(10, 46, 40, 0.05);
    }

    .article-header {
        max-width: 780px;
        margin: 0 auto;
        text-align: left;
    }

    .article-category-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(14, 124, 102, 0.1);
        color: var(--primary);
        font-size: 0.8125rem;
        font-weight: 600;
        padding: 6px 14px;
        border-radius: 100px;
        margin-bottom: 18px;
    }

    .article-header h1 {
        font-size: clamp(1.875rem, 3vw + 1rem, 3rem);
        font-weight: 800;
        line-height: 1.22;
        margin-bottom: 16px;
        color: var(--dark);
        letter-spacing: -0.01em;
    }

    .article-meta {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 18px;
        font-size: 0.875rem;
        color: var(--muted);
        padding-top: 12px;
        border-top: 1px solid rgba(10, 46, 40, 0.08);
    }

    .article-meta span {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .article-meta i {
        color: var(--primary);
        font-size: 0.8125rem;
    }

    .article-main {
        padding: clamp(2rem, 4vw, 3.5rem) 0 var(--space);
    }

    .article-post {
        max-width: 780px;
        margin: 0 auto;
        background: #fff;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
        padding: clamp(1.5rem, 4vw, 3rem);
        border: 1px solid rgba(10, 46, 40, 0.05);
    }

    .cms-article-content {
        font-size: 1.0625rem;
        line-height: 1.9;
        color: var(--ink);
    }

    .cms-article-content p {
        margin-bottom: 1.5rem;
        line-height: 1.9;
    }

    .cms-article-content h2 {
        font-size: clamp(1.375rem, 1.5vw + 0.75rem, 1.875rem);
        font-weight: 700;
        line-height: 1.35;
        margin-top: 2.75rem;
        margin-bottom: 1rem;
        color: var(--dark);
        padding-bottom: 0.5rem;
        border-bottom: 2px solid rgba(14, 124, 102, 0.12);
    }

    .cms-article-content h3 {
        font-size: clamp(1.125rem, 1vw + 0.5rem, 1.375rem);
        font-weight: 600;
        line-height: 1.4;
        margin-top: 2rem;
        margin-bottom: 0.875rem;
        color: var(--dark);
    }

    .cms-article-content h4 {
        font-size: 1.0625rem;
        font-weight: 600;
        margin-top: 1.5rem;
        margin-bottom: 0.75rem;
        color: var(--dark);
    }

    .cms-article-content ul,
    .cms-article-content ol {
        margin: 1.25rem 0 1.5rem;
        padding-left: 1.5rem;
    }

    .cms-article-content ul li,
    .cms-article-content ol li {
        margin-bottom: 0.5rem;
        line-height: 1.8;
    }

    .cms-article-content ul li::marker,
    .cms-article-content ol li::marker {
        color: var(--primary);
    }

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

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

    .cms-article-content strong {
        font-weight: 700;
        color: var(--dark);
    }

    .cms-article-content blockquote {
        border-left: 3px solid var(--primary);
        background: rgba(14, 124, 102, 0.06);
        padding: 1rem 1.25rem;
        border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        margin: 1.5rem 0;
        color: var(--muted);
        font-style: normal;
    }

    .cms-article-content blockquote p {
        margin-bottom: 0.5rem;
    }

    .cms-article-content blockquote p:last-child {
        margin-bottom: 0;
    }

    .cms-article-content img {
        border-radius: var(--radius-md);
        margin: 1.5rem 0;
        width: 100%;
        height: auto;
    }

    .cms-article-content figure {
        margin: 1.5rem 0;
    }

    .cms-article-content figcaption {
        text-align: center;
        font-size: 0.8125rem;
        color: var(--muted);
        margin-top: 0.5rem;
    }

    .cms-article-content table {
        width: 100%;
        border-collapse: collapse;
        margin: 1.5rem 0;
        font-size: 0.9375rem;
    }

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

    .cms-article-content table th {
        background: var(--dark);
        color: #fff;
        font-weight: 600;
    }

    .cms-article-content table tr:nth-child(even) {
        background: #f8f7f5;
    }

    .article-tags {
        max-width: 780px;
        margin: 24px auto 0;
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
        padding: 16px 0 0;
        border-top: 1px solid rgba(10, 46, 40, 0.06);
    }

    .tag-label {
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--muted);
    }

    .article-tags a {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        padding: 6px 14px;
        border-radius: 100px;
        background: rgba(14, 124, 102, 0.08);
        color: var(--primary);
        font-size: 0.8125rem;
        font-weight: 600;
        text-decoration: none;
        transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
    }

    .article-tags a:hover {
        background: var(--primary);
        color: #fff;
        transform: translateY(-1px);
    }

    .article-empty {
        text-align: center;
        padding: 3rem 1rem;
        color: var(--muted);
    }

    .empty-icon {
        width: 64px;
        height: 64px;
        border-radius: 50%;
        border: 2px solid rgba(14, 124, 102, 0.35);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        color: var(--primary);
        margin-bottom: 1rem;
    }

    .article-empty h3 {
        font-size: 1.25rem;
        color: var(--dark);
        margin-bottom: 0.5rem;
    }

    .article-empty p {
        max-width: 360px;
        margin: 0 auto 1.5rem;
    }

    .related-section {
        max-width: 780px;
        margin: calc(var(--space) + 1rem) auto 0;
    }

    .section-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        margin-bottom: 24px;
    }

    .section-head h2 {
        font-size: clamp(1.25rem, 1.5vw + 0.75rem, 1.75rem);
        font-weight: 700;
        margin: 0;
        color: var(--dark);
    }

    .link-more {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--primary);
        text-decoration: none;
        transition: gap 0.2s ease;
    }

    .link-more:hover {
        gap: 10px;
        color: var(--primary-light);
    }

    .related-layout {
        display: grid;
        grid-template-columns: 1.15fr 0.85fr;
        gap: 24px;
        align-items: stretch;
        margin: 0;
        max-width: none;
    }

    .related-featured-col,
    .related-side-col {
        padding: 0 !important;
    }

    .related-card {
        display: block;
        background: #fff;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid rgba(10, 46, 40, 0.04);
        text-decoration: none;
        overflow: hidden;
        transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .related-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
    }

    .related-card.featured .related-thumb {
        height: 220px;
        overflow: hidden;
        background: var(--primary-grad);
    }

    .related-card.featured .related-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.35s ease;
    }

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

    .related-card.featured .related-body {
        padding: 24px;
    }

    .related-card.horizontal {
        display: flex;
        align-items: stretch;
        gap: 0;
    }

    .related-card.horizontal .related-thumb {
        width: 120px;
        min-width: 120px;
        max-height: 160px;
        overflow: hidden;
        background: var(--accent-grad);
    }

    .related-card.horizontal .related-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.35s ease;
    }

    .related-card.horizontal:hover .related-thumb img {
        transform: scale(1.05);
    }

    .related-card.horizontal .related-body {
        flex: 1;
        padding: 16px 18px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .related-body {
        color: var(--ink);
    }

    .related-tag {
        display: inline-block;
        font-size: 0.6875rem;
        font-weight: 700;
        color: var(--primary);
        background: rgba(14, 124, 102, 0.08);
        padding: 3px 10px;
        border-radius: 100px;
        margin-bottom: 8px;
        letter-spacing: 0.02em;
    }

    .related-body h3 {
        font-size: 1.0625rem;
        font-weight: 700;
        line-height: 1.4;
        margin-bottom: 6px;
        color: var(--dark);
    }

    .related-card.horizontal .related-body h3 {
        font-size: 0.9375rem;
    }

    .related-body p {
        font-size: 0.875rem;
        line-height: 1.6;
        color: var(--muted);
        margin-bottom: 8px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .related-meta {
        font-size: 0.75rem;
        color: var(--muted);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .related-side {
        display: flex;
        flex-direction: column;
        gap: 24px;
        padding: 0 !important;
    }

    .article-cta {
        max-width: 780px;
        margin: calc(var(--space) - 1rem) auto 0;
    }

    .cta-split {
        background: var(--primary-grad);
        border-radius: var(--radius-lg);
        padding: clamp(1.5rem, 3vw, 2.5rem);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 28px;
        flex-wrap: wrap;
        color: #fff;
        box-shadow: 0 12px 40px rgba(14, 124, 102, 0.22);
    }

    .cta-info h2 {
        font-size: clamp(1.375rem, 2vw + 0.75rem, 1.875rem);
        color: #fff;
        margin-bottom: 8px;
    }

    .cta-info p {
        color: rgba(255, 255, 255, 0.88);
        margin-bottom: 0;
        max-width: 420px;
        font-size: 0.9375rem;
    }

    .cta-btn-group {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-wrap: wrap;
    }

    .site-footer {
        background: var(--dark);
        color: rgba(255, 255, 255, 0.82);
        margin-top: calc(var(--space) + 2rem);
        padding: clamp(2.5rem, 5vw, 4rem) 0 0;
        font-size: 0.875rem;
    }

    .site-footer .container {
        max-width: var(--container);
        margin: 0 auto;
        padding: 0 24px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
        gap: 40px;
        padding-bottom: 2rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-brand .brand-logo {
        color: #fff;
        margin-bottom: 12px;
    }

    .footer-brand p {
        color: rgba(255, 255, 255, 0.65);
        font-size: 0.875rem;
        line-height: 1.7;
        max-width: 320px;
        margin-bottom: 0;
    }

    .footer-col h4 {
        color: #fff;
        font-size: 0.9375rem;
        font-weight: 700;
        margin-bottom: 16px;
    }

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

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

    .footer-col a {
        color: rgba(255, 255, 255, 0.65);
        text-decoration: none;
        transition: color 0.2s ease, padding-left 0.2s ease;
    }

    .footer-col a:hover {
        color: #fff;
        padding-left: 4px;
    }

    .footer-contact li {
        display: flex;
        align-items: center;
        gap: 8px;
        color: rgba(255, 255, 255, 0.65);
    }

    .footer-contact i {
        color: var(--accent);
        width: 16px;
        font-size: 0.8125rem;
    }

    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        padding: 1.25rem 0;
        flex-wrap: wrap;
        font-size: 0.8125rem;
        color: rgba(255, 255, 255, 0.55);
    }

    .footer-bottom a {
        color: rgba(255, 255, 255, 0.55);
        text-decoration: none;
        transition: color 0.2s ease;
    }

    .footer-bottom a:hover {
        color: #fff;
    }

    .nav-open .main-nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    @media (max-width: 1024px) {
        .footer-grid {
            grid-template-columns: 1.2fr 1fr;
            gap: 32px;
        }

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

        .related-card.featured .related-thumb {
            height: 200px;
        }
    }

    @media (max-width: 767.98px) {
        .container {
            padding: 0 16px;
        }

        .header-inner {
            padding: 0 16px;
        }

        .nav-wrap {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 20px 40px rgba(10, 46, 40, 0.12);
            padding: 20px 16px 24px;
            flex-direction: column;
            align-items: stretch;
            gap: 18px;
            z-index: 210;
            max-height: calc(100vh - 56px);
            overflow-y: auto;
        }

        .nav-wrap.nav-open {
            display: flex;
        }

        .main-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
        }

        .main-nav>li>a {
            display: block;
            padding: 12px 12px;
            font-size: 1rem;
            border-radius: 10px;
        }

        .main-nav>li>a::after {
            display: none;
        }

        .main-nav>li>a:hover,
        .main-nav>li>a.active {
            background: rgba(14, 124, 102, 0.08);
            color: var(--primary);
        }

        .header-actions {
            gap: 6px;
        }

        .btn-header {
            display: none;
        }

        .menu-toggle {
            display: inline-flex;
        }

        .header-search {
            width: 38px;
        }

        .search-drop {
            padding: 12px 16px;
            top: 56px;
        }

        .article-hero {
            padding: 2rem 0 1.5rem;
        }

        .article-header h1 {
            font-size: clamp(1.5rem, 4vw + 0.5rem, 2rem);
        }

        .article-post {
            padding: 1.25rem 1rem;
            border-radius: var(--radius-md);
        }

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

        .cta-split {
            flex-direction: column;
            align-items: flex-start;
            gap: 20px;
        }

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

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

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

        .related-card.horizontal {
            flex-direction: column;
        }

        .related-card.horizontal .related-thumb {
            width: 100%;
            height: 140px;
            min-width: 0;
        }

        .section-head {
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
        }
    }

    @media (max-width: 520px) {
        .brand-logo {
            font-size: 1rem;
        }

        .logo-mark {
            width: 28px;
            height: 28px;
            font-size: 1rem;
        }

        .header-actions .btn-header {
            display: none;
        }

        .search-form {
            flex-direction: column;
        }

        .search-form button[type="submit"] {
            width: 100%;
        }

        .related-card.featured .related-thumb {
            height: 160px;
        }

        .related-card.horizontal .related-thumb {
            height: 120px;
        }

        .article-tags {
            gap: 8px;
        }
    }

/* roulang page: category2 */
:root {
  --color-primary: #0E7C66;
  --color-primary-dark: #0A5E4E;
  --color-primary-light: #10A188;
  --color-accent: #F59E0B;
  --color-accent-dark: #F97316;
  --color-ink: #0A2E28;
  --color-bg: #F7F5F0;
  --color-card: #FFFFFF;
  --color-text: #202020;
  --color-muted: #6B7280;
  --color-border: #E5E7EB;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 16px rgba(10, 46, 40, 0.06);
  --shadow-lg: 0 12px 40px rgba(10, 46, 40, 0.12);
  --grad-primary: linear-gradient(135deg, #0E7C66 0%, #10A188 100%);
  --grad-accent: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);
  --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --container-max: 1200px;
  --gutter: 24px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: var(--color-primary); transition: color .25s ease; }
a:hover { color: var(--color-primary-dark); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container, .grid-container { max-width: var(--container-max); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }

.section { padding: clamp(3rem, 6vw, 5rem) 0; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto clamp(1.75rem, 3vw, 2.75rem); }
.section-tag {
  display: inline-block;
  background: rgba(14, 124, 102, 0.1);
  color: var(--color-primary);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: clamp(1.5rem, 2vw + 0.75rem, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-ink);
  margin-bottom: 12px;
}
.section-head p { color: var(--color-muted); font-size: 1rem; }

/* Header & Nav */
.site-header {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(247, 245, 240, 0.96);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.7);
  transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 4px 20px rgba(10, 46, 40, 0.06);
}
.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-ink);
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.brand-logo .logo-mark {
  width: 30px;
  height: 30px;
  background: var(--grad-primary);
  border-radius: 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.0625rem;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(14, 124, 102, 0.3);
}
.nav-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
}
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  padding: 6px 0;
  position: relative;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-primary);
  transition: width .28s ease;
}
.main-nav a:hover { color: var(--color-primary); }
.main-nav a:hover::after,
.main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--color-primary); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-search {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink);
  font-size: 1rem;
  background: rgba(14, 124, 102, 0.08);
  transition: background .25s ease, transform .25s ease;
}
.header-search:hover { background: rgba(14, 124, 102, 0.16); transform: translateY(-1px); }
.btn-header {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 18px;
  background: var(--grad-primary);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(14, 124, 102, 0.28);
  transition: transform .25s ease, box-shadow .25s ease, opacity .25s ease;
}
.btn-header:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(14, 124, 102, 0.32); }
.btn-header:active { transform: translateY(0); opacity: .9; }
.menu-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  color: var(--color-ink);
  font-size: 1.125rem;
  background: rgba(14, 124, 102, 0.08);
  align-items: center;
  justify-content: center;
}
.menu-toggle:hover { background: rgba(14, 124, 102, 0.16); }
.header-search:focus-visible,
.btn-header:focus-visible,
.menu-toggle:focus-visible {
  outline: 3px solid rgba(14, 124, 102, 0.35);
  outline-offset: 2px;
}

/* Page Hero */
.page-hero {
  position: relative;
  background:
    linear-gradient(120deg, rgba(247, 245, 240, 0.96) 0%, rgba(247, 245, 240, 0.88) 50%, rgba(247, 245, 240, 0.96) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding: clamp(2.75rem, 5vw, 4.75rem) 0 clamp(2rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb {
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-bottom: 28px;
}
.breadcrumb a { color: var(--color-muted); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span { margin: 0 6px; color: #d1d5db; }
.page-hero-left { padding-right: 24px; }
.hero-tag {
  display: inline-block;
  background: rgba(245, 158, 11, 0.14);
  color: #b45309;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 18px;
}
.page-hero-left h1 {
  font-size: clamp(1.875rem, 3vw + 1rem, 3.25rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-ink);
  margin-bottom: 20px;
}
.brand-highlight {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  margin-right: 6px;
}
.hero-sub {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-muted);
  max-width: 520px;
  margin-bottom: 28px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  border-radius: 12px;
  font-size: 0.9375rem;
  font-weight: 600;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
}
.btn-primary {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 6px 18px rgba(14, 124, 102, 0.32);
}
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(14, 124, 102, 0.38); }
.btn-primary:active { transform: translateY(0); opacity: .9; }
.btn-ghost {
  background: #fff;
  color: var(--color-primary);
  border: 2px solid rgba(14, 124, 102, 0.45);
}
.btn-ghost:hover { background: rgba(14, 124, 102, 0.08); border-color: var(--color-primary); color: var(--color-primary-dark); transform: translateY(-2px); }
.btn-ghost:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid rgba(14, 124, 102, 0.4); outline-offset: 2px; }
.page-hero-right { padding-left: 24px; }
.hero-quote-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 32px 28px;
  position: relative;
  border: 1px solid rgba(14, 124, 102, 0.08);
}
.hero-quote-card i.fa-quote-right {
  font-size: 2rem;
  color: rgba(14, 124, 102, 0.2);
  display: block;
  margin-bottom: 12px;
}
.hero-quote-card p {
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--color-ink);
  line-height: 1.8;
}
.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 18px;
}
.stat-badge {
  background: var(--grad-primary);
  border-radius: 16px;
  padding: 18px 20px;
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.stat-badge strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  font-feature-settings: "tnum";
  line-height: 1.1;
}
.stat-badge span { font-size: 0.8125rem; opacity: 0.9; }

/* Course Waterfall */
.course-section { padding: clamp(3rem, 6vw, 5rem) 0; }
.waterfall-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.waterfall-item { border-radius: var(--radius-md); }
.waterfall-item.offset-1 { margin-top: 56px; }
.waterfall-item.offset-2 { margin-top: 24px; }
.course-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(229, 231, 235, 0.6);
  transition: box-shadow .35s ease, transform .35s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.course-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.course-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
  background: #e8ece9;
}
.course-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.course-card:hover .course-img img { transform: scale(1.04); }
.course-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(10, 46, 40, 0.14) 100%);
  pointer-events: none;
}
.course-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.course-tag {
  align-self: flex-start;
  background: rgba(14, 124, 102, 0.1);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}
.course-body h3 { font-size: 1.1875rem; font-weight: 700; color: var(--color-ink); margin-bottom: 8px; line-height: 1.4; }
.course-body p { font-size: 0.9063rem; color: var(--color-muted); line-height: 1.7; margin-bottom: 18px; flex: 1; }
.course-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
  font-size: 0.8125rem;
  color: var(--color-muted);
}
.course-meta a {
  font-weight: 600;
  font-size: 0.8125rem;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.course-meta a:hover { color: var(--color-accent-dark); }
.course-meta a i { font-size: 0.75rem; }

/* Stats Ribbon */
.stats-ribbon {
  background: var(--color-ink);
  padding: clamp(2.5rem, 4vw, 3.5rem) 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item strong {
  display: block;
  font-size: clamp(1.75rem, 3vw + 1rem, 2.75rem);
  font-weight: 800;
  font-feature-settings: "tnum";
  color: #fff;
  line-height: 1.1;
  margin-bottom: 4px;
}
.stat-item span { font-size: 0.9063rem; color: rgba(255, 255, 255, 0.72); }

/* Process */
.process-section { padding: clamp(3rem, 6vw, 5rem) 0; background: #fff; }
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.process-step {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 34px 26px;
  position: relative;
  border: 1px solid rgba(229, 231, 235, 0.7);
  transition: box-shadow .3s ease, transform .3s ease;
}
.process-step:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.step-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--grad-primary);
  color: #fff;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  box-shadow: 0 8px 20px rgba(14, 124, 102, 0.28);
}
.step-num {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 0.8125rem;
  font-weight: 700;
  color: rgba(14, 124, 102, 0.35);
  letter-spacing: 0.1em;
}
.process-step h3 { font-size: 1.125rem; font-weight: 700; color: var(--color-ink); margin-bottom: 8px; }
.process-step p { font-size: 0.875rem; color: var(--color-muted); line-height: 1.7; }

/* Feature */
.feature-section { padding: clamp(3rem, 6vw, 5rem) 0; }
.feature-list { display: flex; flex-direction: column; gap: 40px; }
.feature-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.feature-item.reverse .feature-img { order: 2; }
.feature-item.reverse .feature-content { order: 1; }
.feature-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 4 / 3;
  position: relative;
}
.feature-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.feature-item:hover .feature-img img { transform: scale(1.03); }
.feature-content .feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(245, 158, 11, 0.16);
  color: #b45309;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-content h3 {
  font-size: clamp(1.125rem, 1vw + 0.5rem, 1.5rem);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 10px;
}
.feature-content p { font-size: 0.9375rem; color: var(--color-muted); line-height: 1.8; max-width: 480px; }

/* FAQ */
.faq-section { padding: clamp(3rem, 6vw, 5rem) 0; background: #fff; }
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--color-bg);
  border-radius: 14px;
  border: 1px solid rgba(229, 231, 235, 0.8);
  overflow: hidden;
  transition: box-shadow .3s ease, border-color .3s ease;
}
.faq-item.active { box-shadow: var(--shadow-sm); border-color: rgba(14, 124, 102, 0.25); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
  background: transparent;
  transition: color .25s ease;
}
.faq-question:hover { color: var(--color-primary); }
.faq-icon {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(14, 124, 102, 0.12);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  transition: transform .3s ease, background .3s ease;
}
.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--grad-primary); color: #fff; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  transition: max-height .3s ease, padding .3s ease;
  border-left: 3px solid var(--color-primary);
  background: #fff;
}
.faq-item.active .faq-answer { max-height: 300px; padding: 20px 24px; }
.faq-answer p { font-size: 0.9063rem; color: var(--color-muted); line-height: 1.8; }
.faq-question:focus-visible { outline: 3px solid rgba(14, 124, 102, 0.35); outline-offset: -2px; border-radius: 14px; }

/* CTA Banner */
.cta-banner {
  padding: clamp(3rem, 6vw, 5rem) 0;
  background: var(--color-bg);
}
.cta-inner {
  background: var(--grad-accent);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 5vw, 4.5rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-inner::before {
  content: "";
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}
.cta-inner h2 {
  font-size: clamp(1.5rem, 2vw + 0.75rem, 2.25rem);
  font-weight: 800;
  margin-bottom: 12px;
  color: #fff;
  line-height: 1.3;
}
.cta-inner p { font-size: 1rem; color: rgba(255, 255, 255, 0.92); max-width: 640px; margin-bottom: 28px; }
.btn-light {
  background: #fff;
  color: var(--color-accent-dark);
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}
.btn-light:hover { background: var(--color-ink); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.24); }
.btn-light:active { transform: translateY(0); }

/* Footer */
.site-footer {
  background: var(--color-ink);
  color: rgba(255, 255, 255, 0.8);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand .brand-logo { color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 0.9063rem; line-height: 1.8; color: rgba(255, 255, 255, 0.62); max-width: 300px; }
.footer-col h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.04em;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { color: rgba(255, 255, 255, 0.62); font-size: 0.875rem; transition: color .25s ease; }
.footer-col ul a:hover { color: #fff; }
.footer-contact li { font-size: 0.875rem; color: rgba(255, 255, 255, 0.62); line-height: 1.7; }
.footer-contact i { color: var(--color-accent); margin-right: 8px; width: 16px; text-align: center; }
.footer-bottom {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.45);
}
.footer-bottom a { color: rgba(255, 255, 255, 0.45); }
.footer-bottom a:hover { color: #fff; }

/* Responsive */
@media screen and (max-width: 1024px) {
  .waterfall-layout { grid-template-columns: repeat(2, 1fr); }
  .waterfall-item.offset-1 { margin-top: 0; }
  .waterfall-item.offset-2 { margin-top: 0; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-item { gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media screen and (max-width: 768px) {
  .menu-toggle { display: inline-flex; }
  .nav-wrap { position: relative; }
  .main-nav {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: min(320px, 80vw);
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    border: 1px solid var(--color-border);
  }
  .main-nav.open { display: flex; }
  .main-nav a {
    display: block;
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 0.9375rem;
  }
  .main-nav a::after { display: none; }
  .main-nav a:hover,
  .main-nav a.active { background: rgba(14, 124, 102, 0.08); color: var(--color-primary); }
  .header-actions .btn-header { display: none; }
  .page-hero-left { padding-right: 0; margin-bottom: 32px; }
  .page-hero-right { padding-left: 0; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .feature-item { grid-template-columns: 1fr; }
  .feature-item.reverse .feature-img { order: 0; }
  .feature-item.reverse .feature-content { order: 1; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media screen and (max-width: 520px) {
  :root { --gutter: 16px; }
  .waterfall-layout { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .course-body { padding: 20px; }
  .cta-inner { padding: 32px 20px; }
  .cta-inner .btn-light { width: 100%; }
}