/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #2E8B57;
  --primary-dark: #1B5E3B;
  --primary-light: #58B88A;
  --primary-soft: #E8F4EE;
  --accent: #F5A623;
  --accent-soft: #FFF4E0;
  --bg: #F6F9F7;
  --bg-alt: #FFFFFF;
  --bg-dark: #0A2419;
  --bg-dark-2: #113429;
  --text: #172E24;
  --text-weak: #5F7570;
  --text-inverse: #FFFFFF;
  --text-inverse-weak: rgba(255,255,255,0.75);
  --border: #DCE8E0;
  --border-dark: rgba(255,255,255,0.14);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --radius-pill: 50px;
  --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
  --shadow-md: 0 10px 35px rgba(0,0,0,0.08);
  --shadow-lg: 0 24px 60px rgba(0,0,0,0.12);
  --transition: all .3s cubic-bezier(.25,.46,.45,.94);
  --font-body: "PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}

/* ===== 基础 Reset / Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
a:hover, a:focus { outline: none; }
img { max-width: 100%; display: block; height: auto; }
button, input, select, textarea { font-family: inherit; font-size: 100%; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5 { font-weight: 700; line-height: 1.3; margin: 0 0 .5em; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid rgba(245,166,35,.5); outline-offset: 2px; }

/* ===== 容器 ===== */
.grid-container { max-width: 1240px; padding-left: 24px; padding-right: 24px; }
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

/* ===== 通用区块 ===== */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-soft { background: var(--primary-soft); }
.section-dark { background: var(--bg-dark); color: var(--text-inverse); }
.section-header { margin-bottom: 56px; }
.section-header-center { text-align: center; margin-bottom: 56px; max-width: 720px; margin-left: auto; margin-right: auto; }
.section-header-center h2, .section-header-center p { position: relative; }
.section-header-center p { color: var(--text-weak); font-size: 17px; }
.section-dark .section-header-center p { color: var(--text-inverse-weak); }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  letter-spacing: .02em;
}
.section-tag.light { background: rgba(255,255,255,.12); color: var(--text-inverse); }
.section-tag.accent { background: var(--accent-soft); color: #B57809; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: var(--text-inverse);
  box-shadow: 0 4px 18px rgba(46,139,87,.35);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(46,139,87,.4);
  color: var(--text-inverse);
}
.btn-primary:active { transform: translateY(0); }
.btn-secondary {
  background: transparent;
  color: var(--text-inverse);
  border: 2px solid rgba(255,255,255,.6);
}
.btn-secondary:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--text-inverse);
  color: var(--text-inverse);
  transform: translateY(-2px);
}
.btn-accent {
  background: var(--accent);
  color: var(--bg-dark);
  box-shadow: 0 4px 18px rgba(245,166,35,.35);
}
.btn-accent:hover {
  background: #FFB84D;
  transform: translateY(-2px);
  color: var(--bg-dark);
}
.btn-outline-dark {
  background: transparent;
  color: var(--primary-dark);
  border: 2px solid var(--primary);
}
.btn-outline-dark:hover {
  background: var(--primary);
  color: var(--text-inverse);
  transform: translateY(-2px);
}
.btn-sm { padding: 10px 22px; font-size: 14px; }
.btn-lg { padding: 16px 42px; font-size: 17px; }

/* ===== Header / 卡片化导航 ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  padding: 18px 0;
  background: transparent;
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
}
.site-header.scrolled .nav-panel {
  background: rgba(255,255,255,.55);
  border-color: rgba(255,255,255,.5);
}
.nav-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: rgba(10,36,25,.85);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 12px 16px 12px 24px;
  box-shadow: 0 8px 30px rgba(0,0,0,.18);
  transition: var(--transition);
}
.site-header.scrolled .nav-link,
.site-header.scrolled .brand-text {
  color: var(--text);
}
.site-header.scrolled .nav-link:hover,
.site-header.scrolled .nav-link.active {
  color: var(--primary);
  background: var(--primary-soft);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  box-shadow: 0 4px 14px rgba(46,139,87,.4);
  transition: transform .3s ease;
}
.nav-brand:hover .brand-icon { transform: rotate(-6deg) scale(1.05); }
.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-inverse);
  line-height: 1.3;
  letter-spacing: .01em;
  transition: color .3s ease;
}
.site-header.scrolled .brand-icon { box-shadow: 0 4px 14px rgba(46,139,87,.25); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  justify-content: center;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-inverse-weak);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--text-inverse);
  background: rgba(255,255,255,.1);
}
.nav-link.active {
  color: var(--text-inverse);
  background: rgba(46,139,87,.65);
  font-weight: 600;
}
.site-header.scrolled .nav-link.active { color: var(--text-inverse); background: var(--primary); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.nav-toggle {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: none;
  background: rgba(255,255,255,.1);
  color: var(--text-inverse);
  font-size: 18px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.nav-toggle:hover { background: rgba(255,255,255,.2); }
.site-header.scrolled .nav-toggle { color: var(--text); background: rgba(0,0,0,.05); }
.mobile-menu {
  display: none;
  background: rgba(255,255,255,.98);
  border-radius: var(--radius-md);
  margin-top: 12px;
  padding: 12px;
  box-shadow: var(--shadow-md);
}
.mobile-menu a {
  display: block;
  padding: 12px 20px;
  color: var(--text);
  font-weight: 500;
  border-radius: var(--radius-sm);
}
.mobile-menu a:hover { background: var(--primary-soft); color: var(--primary-dark); }
.mobile-menu a.active { background: var(--primary); color: #fff; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 180px 0 120px;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(5,20,14,.96) 30%, rgba(10,40,28,.82) 70%, rgba(20,80,50,.6));
  z-index: 1;
}
.hero-inner { position: relative; z-index: 2; width: 100%; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-pill);
  color: var(--text-inverse);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 28px;
  backdrop-filter: blur(6px);
}
.hero-badge i { color: var(--accent); }
.hero-title {
  font-size: 48px;
  line-height: 1.2;
  color: var(--text-inverse);
  margin-bottom: 20px;
  font-weight: 800;
  text-shadow: 0 4px 30px rgba(0,0,0,.3);
}
.hero-subtitle {
  font-size: 18px;
  color: var(--text-inverse-weak);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  color: var(--text-inverse-weak);
  font-size: 14px;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 6px; }
.hero-meta i { color: var(--primary-light); }

/* Hero 登录方式卡片 */
.login-card {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  max-width: 420px;
  margin-left: auto;
}
.login-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.login-card-logo {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
}
.login-card-header h4 { color: #fff; margin: 0; font-size: 18px; }
.login-card-header p { color: var(--text-inverse-weak); font-size: 13px; margin: 0; }
.login-methods {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}
.login-method-item {
  background: rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 18px 8px;
  text-align: center;
  border: 1px solid rgba(255,255,255,.08);
  transition: var(--transition);
  cursor: default;
}
.login-method-item:hover {
  background: rgba(255,255,255,.2);
  transform: translateY(-3px);
}
.login-method-item i {
  font-size: 24px;
  color: var(--primary-light);
  margin-bottom: 8px;
}
.login-method-item span {
  display: block;
  color: var(--text-inverse);
  font-size: 13px;
  font-weight: 500;
}
.login-card-security {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(245,166,35,.15);
  border: 1px solid rgba(245,166,35,.25);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--accent-soft);
  font-size: 13px;
}
.login-card-security i { font-size: 18px; }

/* ===== 特性卡片 ===== */
.features-grid .cell { margin-bottom: 28px; }
.feature-card {
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 40px 32px;
  height: 100%;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(46,139,87,.3);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 24px;
  transition: var(--transition);
}
.feature-card:hover .feature-icon {
  background: var(--primary);
  color: #fff;
  transform: scale(1.05) rotate(-4deg);
}
.feature-card h3 { font-size: 20px; margin-bottom: 14px; }
.feature-card p { color: var(--text-weak); font-size: 15px; margin: 0; }
.feature-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
}

/* ===== 图文区 ===== */
.about-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
}
.about-media img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}
.about-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10,36,25,.35));
  pointer-events: none;
}
.about-content h2 { font-size: 34px; margin-bottom: 20px; }
.about-content > p { color: var(--text-weak); font-size: 16px; line-height: 1.9; margin-bottom: 24px; }
.check-list { margin-bottom: 32px; }
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  font-size: 15px;
  border-bottom: 1px dashed var(--border);
}
.check-list li:last-child { border-bottom: none; }
.check-list i { color: var(--primary); margin-top: 4px; }

/* ===== 分类入口 ===== */
.category-card {
  display: flex;
  align-items: center;
  gap: 48px;
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  padding: 0;
  transition: var(--transition);
}
.category-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: rgba(46,139,87,.35);
}
.category-card-img {
  flex: 0 0 380px;
  position: relative;
  min-height: 280px;
}
.category-card-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.category-card-content {
  padding: 40px 48px 40px 0;
  flex: 1;
}
.category-card-content h3 { font-size: 26px; margin-bottom: 14px; }
.category-card-content p { color: var(--text-weak); font-size: 15px; line-height: 1.8; margin-bottom: 24px; max-width: 480px; }

/* ===== 新闻列表 ===== */
.news-section {
  position: relative;
  background: linear-gradient(160deg, var(--bg-dark) 0%, var(--bg-dark-2) 60%, #0E3A2A 100%);
}
.news-list {
  display: grid;
  gap: 16px;
}
.news-item {
  display: block;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.news-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--primary);
  opacity: 0;
  transition: var(--transition);
}
.news-item:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(46,139,87,.4);
  transform: translateX(6px);
}
.news-item:hover::before { opacity: 1; }
.news-item-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 10px;
}
.news-tag {
  display: inline-block;
  background: rgba(46,139,87,.7);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  letter-spacing: .03em;
}
.news-date {
  color: var(--text-inverse-weak);
  font-size: 13px;
}
.news-title {
  color: var(--text-inverse);
  font-size: 18px;
  margin-bottom: 8px;
  transition: var(--transition);
}
.news-item:hover .news-title { color: var(--primary-light); }
.news-excerpt {
  color: var(--text-inverse-weak);
  font-size: 14px;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary-light);
  font-size: 14px;
  font-weight: 600;
  margin-top: 12px;
}
.news-more i { transition: transform .3s ease; }
.news-item:hover .news-more i { transform: translateX(4px); }
.empty-tip {
  background: rgba(255,255,255,.05);
  border: 1px dashed rgba(255,255,255,.2);
  border-radius: var(--radius-md);
  padding: 48px;
  text-align: center;
  color: var(--text-inverse-weak);
  font-size: 15px;
}

/* ===== 数据统计 ===== */
.stats-section {
  position: relative;
  overflow: hidden;
  background: var(--primary-soft);
}
.stats-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  opacity: .1;
  z-index: 0;
}
.stats-section .grid-container { position: relative; z-index: 1; }
.stats-card {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.75);
  border: 1px solid rgba(255,255,255,.6);
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.stats-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}
.stats-number {
  font-size: 42px;
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.2;
  margin-bottom: 8px;
}
.stats-number span { font-size: 22px; }
.stats-label {
  font-size: 14px;
  color: var(--text-weak);
  font-weight: 500;
}

/* ===== 流程 ===== */
.process-steps .cell { margin-bottom: 24px; }
.step-card {
  position: relative;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 28px 32px;
  text-align: center;
  height: 100%;
  transition: var(--transition);
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  margin: 0 auto 20px;
  transition: var(--transition);
}
.step-card:hover .step-number {
  background: var(--primary);
  color: #fff;
}
.step-card h3 { font-size: 18px; margin-bottom: 12px; }
.step-card p { color: var(--text-weak); font-size: 14px; margin: 0; }

/* ===== FAQ ===== */
.faq-intro { padding-top: 20px; }
.faq-intro h2 { font-size: 32px; margin-bottom: 16px; }
.faq-intro p { color: var(--text-weak); margin-bottom: 24px; }
.faq-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-top: 24px;
}
.faq-image img { width: 100%; height: 220px; object-fit: cover; }
.faq-list { display: grid; gap: 16px; }
.faq-item {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: rgba(46,139,87,.3); box-shadow: var(--shadow-sm); }
.faq-item details { padding: 0; }
.faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 22px 28px;
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '\f078';
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 14px;
  color: var(--primary);
  transition: var(--transition);
  flex-shrink: 0;
}
.faq-item details[open] summary::after { transform: rotate(180deg); }
.faq-item .faq-answer {
  padding: 0 28px 24px;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.85;
  border-top: 1px dashed var(--border);
  padding-top: 16px;
}

/* ===== CTA ===== */
.cta-section {
  padding: 80px 0;
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(46,139,87,.4), transparent 60%);
  pointer-events: none;
}
.cta-card {
  position: relative;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius-lg);
  padding: 64px 56px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute;
  top: -60px;
  left: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
}
.cta-card::after {
  content: '';
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
}
.cta-card h2 {
  color: #fff;
  font-size: 34px;
  margin-bottom: 16px;
  position: relative;
}
.cta-card p {
  color: rgba(255,255,255,.85);
  max-width: 480px;
  margin: 0 auto 32px;
  font-size: 16px;
  position: relative;
}
.cta-card .btn { position: relative; }

/* ===== Footer ===== */
.site-footer {
  background: #05150F;
  color: var(--text-inverse-weak);
  padding: 72px 0 0;
  font-size: 14px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.footer-brand .brand-icon { width: 46px; height: 46px; font-size: 20px; }
.footer-brand-text {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}
.footer-desc { line-height: 1.8; margin-bottom: 20px; max-width: 320px; }
.footer-title {
  color: #fff;
  font-size: 16px;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
}
.footer-links a {
  display: block;
  padding: 6px 0;
  color: var(--text-inverse-weak);
  transition: var(--transition);
}
.footer-links a:hover { color: var(--primary-light); padding-left: 6px; }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
}
.footer-contact i { color: var(--primary-light); margin-top: 4px; font-size: 15px; }
.footer-contact span { line-height: 1.6; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 56px;
  padding: 24px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
}
.footer-bottom p { margin: 0; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .section { padding: 72px 0; }
  .hero { padding: 150px 0 80px; min-height: 540px; }
  .hero-title { font-size: 38px; }
  .login-card { max-width: 380px; margin: 40px auto 0; }
  .category-card { flex-direction: column; }
  .category-card-img { flex: none; width: 100%; min-height: 220px; }
  .category-card-img img { position: relative; height: 220px; }
  .category-card-content { padding: 32px; text-align: center; }
  .category-card-content p { margin-left: auto; margin-right: auto; }
  .cta-card { padding: 48px 32px; }
  .nav-link { padding: 10px 14px; font-size: 14px; }
}

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-panel { padding: 10px 14px 10px 18px; }
  .brand-text { font-size: 16px; }
  .nav-actions .btn-sm { display: none; }
  .hero { padding: 120px 0 64px; min-height: auto; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 16px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-meta { flex-direction: column; gap: 10px; }
  .section-header { margin-bottom: 40px; }
  .section-header-center h2 { font-size: 26px; }
  .about-content h2 { font-size: 24px; }
  .stats-number { font-size: 32px; }
  .cta-card h2 { font-size: 26px; }
  .cta-card { padding: 40px 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-bottom p { margin: 0 auto; }
  .stats-card { margin-bottom: 16px; }
  .process-steps .cell { margin-bottom: 16px; }
  .features-grid .cell { margin-bottom: 16px; }
}

@media (max-width: 520px) {
  .grid-container { padding-left: 16px; padding-right: 16px; }
  .hero { padding: 100px 0 48px; }
  .hero-title { font-size: 28px; }
  .hero-actions .btn { width: 100%; }
  .login-card { padding: 24px; margin-top: 28px; }
  .login-methods { grid-template-columns: 1fr 1fr; }
  .login-method-item:last-child { grid-column: span 2; }
  .section-tag { font-size: 13px; padding: 6px 16px; }
  .feature-card { padding: 28px 20px; }
  .news-item { padding: 20px; }
  .news-item-meta { flex-direction: column; gap: 6px; align-items: flex-start; }
  .category-card-content { padding: 24px 20px; }
  .faq-item summary { padding: 18px; font-size: 15px; }
  .faq-item .faq-answer { padding: 0 18px 18px; }
  .cta-card h2 { font-size: 22px; }
  .cta-card p { font-size: 14px; }
  .btn { padding: 12px 24px; font-size: 14px; }
}

/* ===== 辅助动画 ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-inner { animation: fadeInUp .8s ease both; }
.features-section .cell:nth-child(2) { animation-delay: .1s; }
.features-section .cell:nth-child(3) { animation-delay: .2s; }

/* ===== 滚动状态JS补充 ===== */
.scrolled .nav-panel {
  box-shadow: 0 4px 20px rgba(0,0,0,.1);
}

/* roulang page: category1 */
:root {
            --primary: #2e7d32;
            --primary-light: #4caf50;
            --primary-dark: #1b5e20;
            --accent: #ff9800;
            --accent-light: #ffb74d;
            --bg: #f5f7f6;
            --bg-alt: #eaf2eb;
            --bg-dark: #12261a;
            --text: #1a2e24;
            --text-muted: #5a6e64;
            --text-light: #8a9c92;
            --border: #dde5e0;
            --white: #ffffff;
            --radius: 14px;
            --radius-sm: 8px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .grid-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }

        .nav-panel {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            background: var(--white);
            border-radius: 18px;
            padding: 10px 18px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            flex-wrap: wrap;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-dark);
        }

        .brand-icon {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 10px;
            color: #fff;
            font-size: 18px;
        }

        .brand-text {
            white-space: nowrap;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            background: transparent;
            border: 1px solid transparent;
        }

        .nav-link i {
            font-size: 13px;
            opacity: 0.8;
        }

        .nav-link:hover {
            background: var(--bg-alt);
            color: var(--primary-dark);
            border-color: transparent;
            transform: translateY(-1px);
        }

        .nav-link.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 14px rgba(46, 125, 50, 0.25);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(46, 125, 50, 0.35);
        }

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

        .btn-outline:hover {
            background: var(--bg-alt);
            transform: translateY(-2px);
        }

        .btn-light {
            background: #fff;
            color: var(--primary-dark);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
        }

        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 13px;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--bg-alt);
            color: var(--primary-dark);
            font-size: 17px;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: var(--primary);
            color: #fff;
        }

        .nav-toggle[aria-expanded="true"] {
            background: var(--primary);
            color: #fff;
        }

        /* ===== Hero / Banner ===== */
        .page-banner {
            position: relative;
            padding: 90px 0 70px;
            background: linear-gradient(135deg, rgba(18, 38, 26, 0.88), rgba(27, 94, 32, 0.78)), url('/assets/images/backpic/back-1.png') center/cover fixed;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 152, 0, 0.12);
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(76, 175, 80, 0.2);
        }

        .banner-content {
            position: relative;
            z-index: 2;
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 30px;
            font-size: 14px;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }

        .page-banner h1 {
            font-size: 42px;
            font-weight: 800;
            margin: 0 0 14px;
            line-height: 1.2;
            letter-spacing: -0.03em;
        }

        .page-banner p {
            font-size: 17px;
            max-width: 650px;
            margin: 0 auto 24px;
            color: rgba(255, 255, 255, 0.85);
        }

        .banner-breadcrumb {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 20px;
        }

        .banner-breadcrumb a {
            color: #fff;
            font-weight: 500;
        }

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

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

        /* ===== Section Commom ===== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: var(--bg-alt);
        }

        .section-white {
            background: var(--white);
        }

        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 50px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            background: rgba(46, 125, 50, 0.08);
            border: 1px solid rgba(46, 125, 50, 0.2);
            color: var(--primary);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text);
            margin: 0 0 12px;
            line-height: 1.3;
            letter-spacing: -0.02em;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            margin: 0;
        }

        /* ===== Guide Category Cards ===== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .guide-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .guide-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }

        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .guide-card:hover::before {
            opacity: 1;
        }

        .guide-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 22px;
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            box-shadow: 0 6px 16px rgba(46, 125, 50, 0.25);
        }

        .guide-card:nth-child(2) .guide-icon {
            background: linear-gradient(135deg, #7b1fa2, #ba68c8);
            box-shadow: 0 6px 16px rgba(123, 31, 162, 0.25);
        }

        .guide-card:nth-child(3) .guide-icon {
            background: linear-gradient(135deg, #ef6c00, #ffa726);
            box-shadow: 0 6px 16px rgba(239, 108, 0, 0.25);
        }

        .guide-card:nth-child(4) .guide-icon {
            background: linear-gradient(135deg, #00838f, #4dd0e1);
            box-shadow: 0 6px 16px rgba(0, 131, 143, 0.25);
        }

        .guide-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text);
        }

        .guide-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .guide-card .card-link {
            display: inline-block;
            margin-top: 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
        }

        .guide-card:hover .card-link {
            color: var(--primary-dark);
        }

        /* ===== Feature Blocks / 图文区块 ===== */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .feature-image {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .feature-image img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .feature-image:hover img {
            transform: scale(1.02);
        }

        .feature-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(18, 38, 26, 0.3), transparent 60%);
            pointer-events: none;
        }

        .feature-badge {
            position: absolute;
            z-index: 2;
            bottom: 18px;
            left: 18px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(6px);
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }

        .feature-content h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            margin: 0 0 10px;
            line-height: 1.3;
        }

        .feature-content .lead {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .feature-list {
            margin: 20px 0 28px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

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

        .feature-list li i {
            color: var(--primary);
            margin-top: 4px;
            font-size: 15px;
        }

        /* ===== Steps ===== */
        .steps-section {
            background: var(--bg-dark);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .steps-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(46, 125, 50, 0.2);
        }

        .steps-section .section-head h2 {
            color: #fff;
        }

        .steps-section .section-head p {
            color: rgba(255, 255, 255, 0.7);
        }

        .steps-section .section-tag {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            color: #fff;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
            z-index: 2;
        }

        .step-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 30px 22px;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }

        .step-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }

        .step-num {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent), #ffb74d);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
            margin: 0 auto 16px;
            box-shadow: 0 6px 16px rgba(255, 152, 0, 0.3);
        }

        .step-item h3 {
            font-size: 16px;
            font-weight: 600;
            margin: 0 0 8px;
            color: #fff;
        }

        .step-item p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== Safety Notice ===== */
        .safety-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .safety-item {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 26px;
            display: flex;
            gap: 16px;
            transition: var(--transition);
        }

        .safety-item:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
            border-color: rgba(46, 125, 50, 0.25);
        }

        .safety-icon {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
        }

        .safety-icon.green {
            background: linear-gradient(135deg, #2e7d32, #4caf50);
        }

        .safety-icon.orange {
            background: linear-gradient(135deg, #ef6c00, #ffa726);
        }

        .safety-icon.blue {
            background: linear-gradient(135deg, #0277bd, #29b6f6);
        }

        .safety-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 6px;
        }

        .safety-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(46, 125, 50, 0.25);
            box-shadow: var(--shadow);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
        }

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

        .faq-question i {
            font-size: 14px;
            color: var(--primary);
            transition: transform 0.3s;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            background: var(--bg-alt);
        }

        .faq-answer p {
            padding: 0 22px 18px;
            margin: 0;
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
        }

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

        .faq-item.open .faq-question i {
            transform: rotate(45deg);
        }

        .faq-item.open .faq-answer {
            max-height: 260px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 20px;
            overflow: hidden;
            padding: 56px 50px;
            text-align: center;
            color: #fff;
            box-shadow: 0 20px 50px rgba(27, 94, 32, 0.35);
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(255, 152, 0, 0.25);
        }

        .cta-section h2 {
            font-size: 30px;
            font-weight: 800;
            margin: 0 0 10px;
            position: relative;
            z-index: 2;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 28px;
            position: relative;
            z-index: 2;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .cta-section .btn-light {
            background: #fff;
            color: var(--primary-dark);
        }

        .cta-section .btn-outline-light {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
        }

        .cta-section .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 70px 0 0;
            margin-top: 60px;
        }

        .site-footer .grid-container {
            padding-bottom: 40px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand .brand-icon {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
        }

        .footer-brand-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
            max-width: 300px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 18px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

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

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-contact i {
            color: var(--accent);
            margin-top: 4px;
            font-size: 13px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            text-align: center;
        }

        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom p + p {
            margin-top: 4px;
        }

        /* ===== Decorative Divider ===== */
        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border), transparent);
        }

        /* ===== Mobile Responsive ===== */
        @media screen and (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

            .nav-links {
                order: 3;
                width: 100%;
                justify-content: center;
                padding-top: 8px;
                border-top: 1px solid var(--border);
            }
        }

        @media screen and (max-width: 768px) {
            .nav-panel {
                flex-wrap: wrap;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                padding: 10px;
                background: var(--white);
                border: 1px solid var(--border);
                border-radius: 12px;
                margin-top: 8px;
            }

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

            .nav-link {
                padding: 10px 14px;
                text-align: center;
                justify-content: center;
            }

            .nav-actions .btn-primary {
                font-size: 13px;
                padding: 8px 14px;
            }

            .page-banner {
                padding: 60px 0 50px;
            }

            .page-banner h1 {
                font-size: 30px;
            }

            .page-banner p {
                font-size: 15px;
            }

            .section {
                padding: 60px 0;
            }

            .section-head h2 {
                font-size: 26px;
            }

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

            .guide-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

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

            .cta-section {
                padding: 40px 24px;
            }

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

            .footer-brand-text {
                font-size: 16px;
            }
        }

        @media screen and (max-width: 520px) {
            .grid-container {
                padding: 0 16px;
            }

            .nav-panel {
                padding: 8px 12px;
            }

            .nav-brand {
                font-size: 17px;
            }

            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }

            .brand-text {
                font-size: 15px;
            }

            .page-banner h1 {
                font-size: 24px;
            }

            .section-head h2 {
                font-size: 22px;
            }

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

            .feature-content h2 {
                font-size: 24px;
            }

            .step-item {
                padding: 24px 18px;
            }

            .safety-item {
                flex-direction: column;
                gap: 10px;
            }

            .footer-bottom p {
                font-size: 12px;
            }

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

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

        /* ===== Focus style ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(46, 125, 50, 0.5);
            outline-offset: 2px;
            border-radius: 6px;
        }

        .banner-breadcrumb a:focus-visible {
            outline-color: rgba(255, 255, 255, 0.7);
        }

/* roulang page: article */
:root {
            --primary: #2FA34D;
            --primary-dark: #1F7A36;
            --primary-darker: #175E2B;
            --primary-light: #E9F6EC;
            --accent: #F6B21E;
            --accent-light: #FFF4D6;
            --bg: #F5FAF6;
            --bg-deep: #EBF4ED;
            --white: #FFFFFF;
            --text: #1B2E1E;
            --text-body: #34473A;
            --text-muted: #6D8175;
            --border: #DCE9DF;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 22px;
            --shadow-xs: 0 1px 3px rgba(23, 94, 43, .06);
            --shadow-sm: 0 2px 10px rgba(23, 94, 43, .07);
            --shadow-md: 0 8px 28px rgba(23, 94, 43, .10);
            --shadow-lg: 0 18px 46px rgba(23, 94, 43, .14);
            --font: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', -apple-system, 'Segoe UI', Roboto, sans-serif;
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
        body {
            font-family: var(--font);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
        }
        a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; }
        button { font-family: var(--font); cursor: pointer; border: none; background: none; }
        ul, ol { list-style: none; }
        .grid-container { max-width: 1320px; }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 50px;
            font-size: .9375rem;
            font-weight: 600;
            line-height: 1.4;
            border: 1px solid transparent;
            transition: all .25s ease;
            white-space: nowrap;
        }
        .btn i { font-size: .875rem; }
        .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 16px rgba(47, 163, 77, .28); }
        .btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(47, 163, 77, .34); }
        .btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(47, 163, 77, .22); }
        .btn-outline { background: transparent; border-color: var(--primary); color: var(--primary); }
        .btn-outline:hover { background: var(--primary-light); color: var(--primary-dark); transform: translateY(-2px); }
        .btn-light { background: #fff; color: var(--primary-dark); box-shadow: 0 4px 18px rgba(23, 94, 43, .20); }
        .btn-light:hover { background: var(--primary-light); color: var(--primary-darker); transform: translateY(-2px); }
        .btn-outline-light { background: transparent; border-color: rgba(255, 255, 255, .75); color: #fff; }
        .btn-outline-light:hover { background: rgba(255, 255, 255, .14); color: #fff; transform: translateY(-2px); border-color: #fff; }
        .btn-sm { padding: 9px 20px; font-size: .875rem; }
        .btn-lg { padding: 15px 36px; font-size: 1.0625rem; }
        .btn-block { width: 100%; }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: 50px;
            font-size: .8125rem;
            font-weight: 600;
            background: var(--primary-light);
            color: var(--primary-dark);
            border: 1px solid rgba(47, 163, 77, .16);
        }

        .section-tag {
            display: inline-block;
            font-size: .8125rem;
            font-weight: 700;
            letter-spacing: .12em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 6px 18px;
            border-radius: 50px;
            margin-bottom: 14px;
        }
        .section-title { font-size: 2.1rem; margin-bottom: 10px; color: var(--text); }
        .section-desc { font-size: 1.0625rem; color: var(--text-muted); max-width: 640px; }
        .section-header { text-align: center; margin-bottom: 48px; }
        .section-header .container { max-width: 1320px; }
        .section-header .section-desc { margin-left: auto; margin-right: auto; }

        .site-header {
            position: sticky;
            top: 14px;
            z-index: 999;
            padding: 0 24px;
        }
        .nav-panel {
            max-width: 1320px;
            margin: 0 auto;
            padding: 12px 28px;
            background: rgba(255, 255, 255, .94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--border);
            border-radius: 18px;
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            position: relative;
        }
        .nav-brand { display: flex; align-items: center; gap: 12px; }
        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.125rem;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(47, 163, 77, .3);
        }
        .brand-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text);
            line-height: 1.2;
            letter-spacing: .01em;
        }
        .nav-links { display: flex; align-items: center; gap: 6px; }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: 12px;
            font-size: .9375rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all .22s ease;
        }
        .nav-link i { font-size: .875rem; color: var(--text-muted); transition: color .22s ease; }
        .nav-link:hover { background: var(--primary-light); color: var(--primary-dark); }
        .nav-link:hover i { color: var(--primary); }
        .nav-link.active { background: var(--primary); color: #fff; box-shadow: 0 4px 14px rgba(47, 163, 77, .28); }
        .nav-link.active i { color: #fff; }
        .nav-actions { display: flex; align-items: center; gap: 12px; }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 1.125rem;
            align-items: center;
            justify-content: center;
            transition: all .2s ease;
        }
        .nav-toggle:hover { background: var(--primary); color: #fff; }

        .article-hero {
            position: relative;
            padding: 76px 0 72px;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(23, 74, 35, .94) 0%, rgba(47, 163, 77, .82) 100%);
        }
        .article-hero .grid-container { position: relative; z-index: 2; }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: .875rem;
            color: rgba(255, 255, 255, .78);
            margin-bottom: 24px;
        }
        .breadcrumb a { color: rgba(255, 255, 255, .92); transition: color .2s ease; }
        .breadcrumb a:hover { color: #fff; text-decoration: underline; }
        .breadcrumb i { font-size: .625rem; color: rgba(255, 255, 255, .55); }
        .article-category-badge {
            display: inline-block;
            background: rgba(255, 255, 255, .18);
            border: 1px solid rgba(255, 255, 255, .3);
            color: #fff;
            font-size: .8125rem;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 50px;
            margin-bottom: 16px;
            backdrop-filter: blur(6px);
        }
        .article-hero-title {
            font-size: 2.375rem;
            color: #fff;
            line-height: 1.28;
            max-width: 860px;
            margin-bottom: 16px;
            font-weight: 800;
            letter-spacing: -0.01em;
        }
        .article-hero-desc {
            font-size: 1.0625rem;
            color: rgba(255, 255, 255, .82);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255, 255, 255, .75);
            font-size: .875rem;
        }
        .article-meta span { display: inline-flex; align-items: center; gap: 8px; }
        .article-meta i { font-size: .875rem; color: rgba(255, 255, 255, .6); }

        .article-content-section { padding: 56px 0 80px; }
        .article-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 48px 50px;
            margin-bottom: 40px;
        }
        .article-body {
            font-size: 1.0625rem;
            line-height: 1.9;
            color: var(--text-body);
            word-break: break-word;
        }
        .article-body > *:first-child { margin-top: 0; }
        .article-body p { margin-bottom: 1.375rem; }
        .article-body h2 {
            font-size: 1.5rem;
            margin: 2.4rem 0 1.1rem;
            color: var(--text);
            position: relative;
            padding-left: 16px;
        }
        .article-body h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: .18em;
            width: 4px;
            height: 1.1em;
            border-radius: 2px;
            background: linear-gradient(180deg, var(--primary), var(--primary-dark));
        }
        .article-body h3 {
            font-size: 1.25rem;
            margin: 2rem 0 .9rem;
            color: var(--text);
        }
        .article-body h4 {
            font-size: 1.0625rem;
            margin: 1.6rem 0 .8rem;
            color: var(--text);
        }
        .article-body ul { margin: 0 0 1.5rem; padding-left: 0; }
        .article-body ul li {
            position: relative;
            padding-left: 24px;
            margin-bottom: .6rem;
        }
        .article-body ul li::before {
            content: '\f058';
            font-family: 'Font Awesome 6 Free';
            font-weight: 400;
            position: absolute;
            left: 0;
            top: .1em;
            color: var(--primary);
            font-size: .875rem;
        }
        .article-body ol { margin: 0 0 1.5rem; padding-left: 1.5rem; }
        .article-body ol li { list-style: decimal; margin-bottom: .6rem; }
        .article-body blockquote {
            background: var(--primary-light);
            border-left: 4px solid var(--primary);
            padding: 1.25rem 1.5rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 1.75rem 0;
            color: var(--text);
            font-size: 1rem;
            line-height: 1.8;
        }
        .article-body img { border-radius: var(--radius); margin: 1.5rem 0; box-shadow: var(--shadow-sm); }
        .article-body a { color: var(--primary); font-weight: 500; border-bottom: 1px solid rgba(47, 163, 77, .3); }
        .article-body a:hover { color: var(--primary-dark); border-bottom-color: var(--primary-dark); }
        .article-body strong { color: var(--text); font-weight: 700; }
        .article-body code {
            background: #EEF4EF;
            border-radius: 4px;
            padding: 2px 8px;
            font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
            font-size: .875rem;
            color: var(--primary-dark);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: .9375rem;
        }
        .article-body table th {
            background: var(--primary-light);
            color: var(--text);
            font-weight: 600;
            padding: 12px 16px;
            text-align: left;
            border-bottom: 2px solid var(--border);
        }
        .article-body table td {
            padding: 10px 16px;
            border-bottom: 1px solid var(--border);
        }
        .article-empty {
            text-align: center;
            padding: 70px 30px;
        }
        .article-empty i {
            font-size: 3rem;
            color: var(--border);
            margin-bottom: 16px;
            display: block;
        }
        .article-empty h2 { font-size: 1.75rem; margin-bottom: 12px; }
        .article-empty p { color: var(--text-muted); margin-bottom: 28px; }

        .article-sidebar-wrap { position: relative; }
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 90px;
        }
        .sidebar-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 28px;
            transition: box-shadow .25s ease, transform .25s ease;
        }
        .sidebar-card:hover { box-shadow: var(--shadow-md); }
        .sidebar-card-img {
            border-radius: var(--radius);
            margin-bottom: 18px;
            width: 100%;
            height: 140px;
            object-fit: cover;
        }
        .sidebar-card h3 {
            font-size: 1.125rem;
            margin-bottom: 8px;
            color: var(--text);
        }
        .sidebar-card h4 {
            font-size: 1rem;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text);
        }
        .sidebar-card h4 i { color: var(--primary); }
        .sidebar-card p { font-size: .875rem; color: var(--text-muted); margin-bottom: 18px; line-height: 1.7; }
        .sidebar-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px dashed var(--border);
            font-size: .875rem;
            color: var(--text-body);
            line-height: 1.6;
        }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list i { color: var(--primary); margin-top: 4px; flex-shrink: 0; }
        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 11px 0;
            border-bottom: 1px dashed var(--border);
            font-size: .875rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all .2s ease;
        }
        .sidebar-links a:last-child { border-bottom: none; }
        .sidebar-links a i { color: var(--primary); font-size: .75rem; transition: transform .2s ease; }
        .sidebar-links a:hover { color: var(--primary); padding-left: 6px; }
        .sidebar-links a:hover i { transform: translateX(3px); }

        .related-section {
            background: var(--bg-deep);
            padding: 80px 0;
        }
        .content-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xs);
            overflow: hidden;
            margin-bottom: 20px;
            transition: all .3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .content-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
        }
        .content-card-media { overflow: hidden; position: relative; }
        .content-card-media img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: transform .45s ease;
        }
        .content-card:hover .content-card-media img { transform: scale(1.06); }
        .content-card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
        .content-card-body .badge { align-self: flex-start; margin-bottom: 12px; }
        .content-card-body h3 { font-size: 1.125rem; line-height: 1.45; margin-bottom: 10px; color: var(--text); }
        .content-card-body p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; flex: 1; }
        .content-card-link {
            font-weight: 600;
            font-size: .875rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            transition: gap .2s ease;
        }
        .content-card-link:hover { gap: 12px; }

        .faq-section { padding: 80px 0; }
        .faq-list { max-width: 880px; margin: 0 auto; }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-xs);
            margin-bottom: 16px;
            overflow: hidden;
            transition: box-shadow .25s ease, border-color .25s ease;
        }
        .faq-item:hover { box-shadow: var(--shadow-sm); }
        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 26px;
            cursor: pointer;
            list-style: none;
            font-weight: 600;
            font-size: .9375rem;
            color: var(--text);
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item .faq-icon {
            color: var(--primary);
            font-size: .875rem;
            transition: transform .3s ease;
            flex-shrink: 0;
        }
        .faq-item details[open] summary .faq-icon { transform: rotate(180deg); }
        .faq-item details[open] { border-color: rgba(47, 163, 77, .35); }
        .faq-answer {
            padding: 0 26px 22px;
            color: var(--text-muted);
            font-size: .9375rem;
            line-height: 1.85;
        }

        .cta-band { padding: 0 0 80px; }
        .cta-inner {
            background: linear-gradient(135deg, #175E2B, #2FA34D);
            border-radius: var(--radius-lg);
            padding: 60px 64px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .cta-inner::before {
            content: '';
            position: absolute;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            top: -120px;
            right: -80px;
        }
        .cta-inner::after {
            content: '';
            position: absolute;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .05);
            bottom: -90px;
            left: -50px;
        }
        .cta-inner h2 { font-size: 1.875rem; color: #fff; margin-bottom: 12px; }
        .cta-inner p { font-size: 1.0625rem; color: rgba(255, 255, 255, .82); margin-bottom: 30px; }
        .cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; position: relative; z-index: 2; }

        .site-footer {
            background: #142A1A;
            color: rgba(255, 255, 255, .78);
            padding: 60px 0 0;
        }
        .site-footer .grid-container { max-width: 1320px; }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 18px;
        }
        .footer-brand .brand-icon {
            background: linear-gradient(135deg, #2FA34D, #1F7A36);
        }
        .footer-brand-text { font-size: 1.375rem; font-weight: 700; color: #fff; }
        .footer-desc {
            font-size: .875rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            max-width: 360px;
            margin-bottom: 0;
        }
        .footer-title {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
        }
        .footer-links { display: flex; flex-direction: column; gap: 10px; }
        .footer-links a {
            color: rgba(255, 255, 255, .62);
            font-size: .875rem;
            transition: all .2s ease;
        }
        .footer-links a:hover { color: #fff; padding-left: 4px; }
        .footer-contact { display: flex; flex-direction: column; gap: 12px; }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: .875rem;
            color: rgba(255, 255, 255, .62);
        }
        .footer-contact i { color: var(--primary); width: 18px; text-align: center; }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 22px 0;
            margin-top: 50px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: .8125rem;
            color: rgba(255, 255, 255, .4);
        }
        .footer-bottom p { margin-bottom: 0; }

        @media (max-width: 1024px) {
            .article-hero-title { font-size: 2.1rem; }
            .article-card { padding: 40px 36px; }
            .cta-inner { padding: 48px 36px; }
        }

        @media (max-width: 900px) {
            .nav-toggle { display: inline-flex; }
            .nav-links {
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                background: var(--white);
                border: 1px solid var(--border);
                border-radius: var(--radius);
                box-shadow: var(--shadow-lg);
                padding: 10px;
                display: none;
                flex-direction: column;
                gap: 4px;
                z-index: 100;
            }
            .nav-links.open { display: flex; }
            .nav-link { padding: 12px 16px; border-radius: 10px; width: 100%; }
            .article-sidebar { position: static; }
            .section-title { font-size: 1.75rem; }
        }

        @media (max-width: 640px) {
            .site-header { padding: 0 12px; top: 8px; }
            .nav-panel { padding: 10px 14px; border-radius: 14px; }
            .brand-text { font-size: 1.0625rem; }
            .brand-icon { width: 36px; height: 36px; font-size: 1rem; }
            .article-hero { padding: 52px 0 48px; }
            .article-hero-title { font-size: 1.625rem; }
            .article-hero-desc { font-size: .9375rem; }
            .article-meta { gap: 12px; font-size: .8125rem; }
            .article-card { padding: 28px 20px; border-radius: 16px; }
            .article-body { font-size: .9375rem; }
            .article-body h2 { font-size: 1.25rem; padding-left: 12px; }
            .article-content-section { padding: 40px 0 56px; }
            .related-section { padding: 56px 0; }
            .faq-section { padding: 56px 0; }
            .faq-item summary { padding: 16px 18px; font-size: .875rem; }
            .faq-answer { padding: 0 18px 18px; }
            .cta-inner { padding: 36px 22px; border-radius: 16px; }
            .cta-inner h2 { font-size: 1.375rem; }
            .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
            .site-footer { padding: 44px 0 0; }
            .btn { padding: 10px 20px; font-size: .875rem; }
            .btn-lg { padding: 12px 28px; font-size: .9375rem; }
            .content-card-media img { height: 150px; }
        }