/* roulang page: index */
/* ===== CSS Reset & Design Variables ===== */
:root {
  --primary: #0F766E;
  --primary-dark: #0B4F48;
  --primary-light: #E6F2F0;
  --accent: #F59E0B;
  --success: #10B981;
  --warning: #F87171;
  --bg-page: #F7F8F6;
  --bg-card: #FFFFFF;
  --bg-dark: #0B2B27;
  --text-main: #1A2E2B;
  --text-sub: #5C6F6A;
  --text-mute: #9DB0AC;
  --border: #E2E8E6;
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-chip: 999px;
  --shadow-card: 0 2px 8px rgba(15,118,110,.06);
  --shadow-hover: 0 8px 24px rgba(15,118,110,.12);
  --space-section: 100px;
  --font: "PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg-page);
  color: var(--text-main);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { font-family: inherit; border: none; cursor: pointer; }
input, textarea { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: var(--space-section) 0; }
.section-header { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.section-header h2 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-main);
  letter-spacing: -.5px;
}
.section-header p {
  font-size: 16px;
  color: var(--text-sub);
  margin-top: 12px;
}
/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  transition: all .25s ease;
  outline: none;
  border: 2px solid transparent;
  text-align: center;
  white-space: nowrap;
}
.btn:focus-visible { outline: 3px solid rgba(15,118,110,.35); outline-offset: 2px; }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 4px 14px rgba(245,158,11,.28); }
.btn-accent:hover { background: #d97706; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(245,158,11,.35); }
.btn-accent:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(245,158,11,.3); }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,.7); }
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: #fff; transform: translateY(-2px); }
.btn-outline-dark { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline-dark:hover { background: var(--primary-light); transform: translateY(-2px); }
.btn-lg { padding: 14px 36px; font-size: 16px; border-radius: 10px; }
/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(11,43,39,.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.brand-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-main { font-size: 24px; font-weight: 800; color: var(--primary); letter-spacing: -1px; }
.brand-line { width: 1px; height: 20px; background: var(--border); }
.brand-tag { font-size: 13px; font-weight: 500; color: var(--text-mute); letter-spacing: .4px; }
.main-nav { display: flex; align-items: center; gap: 8px; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
.main-nav::-webkit-scrollbar { display: none; }
.nav-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: var(--radius-chip);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-main);
  background: #EEF2F1;
  transition: all .25s ease;
  white-space: nowrap;
}
.nav-chip:hover { background: var(--primary-light); color: var(--primary-dark); }
.nav-chip.active { background: var(--primary); color: #fff; }
.header-cta { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.header-note { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--success); font-weight: 500; }
.header-note i { font-size: 14px; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: transparent; padding: 10px; border-radius: 8px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text-main); border-radius: 2px; transition: transform .25s ease, opacity .25s ease; }
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
/* ===== Hero ===== */
.hero-section {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  min-height: 640px;
  display: flex;
  align-items: center;
  padding: 80px 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11,43,39,.88) 0%, rgba(11,79,72,.72) 55%, rgba(15,118,110,.55) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 720px; padding: 40px 0; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 16px;
  border-radius: var(--radius-chip);
  margin-bottom: 24px;
  letter-spacing: .5px;
}
.hero-badge i { color: var(--accent); }
.hero-content h1 {
  font-size: clamp(32px, 4.5vw, 46px);
  font-weight: 800;
  line-height: 1.25;
  color: #fff;
  letter-spacing: -1px;
  margin-bottom: 20px;
}
.hero-sub { font-size: 17px; line-height: 1.7; color: rgba(255,255,255,.88); margin-bottom: 36px; max-width: 580px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-metrics { display: flex; gap: 36px; margin-top: 48px; flex-wrap: wrap; }
.hero-metric { text-align: center; }
.hero-metric .num { display: block; font-size: 28px; font-weight: 800; color: #fff; line-height: 1.2; }
.hero-metric .lbl { display: block; font-size: 13px; color: rgba(255,255,255,.65); margin-top: 4px; }
/* ===== Services ===== */
.services-section { background: var(--bg-page); }
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  height: 100%;
  transition: all .3s ease;
  box-shadow: var(--shadow-card);
}
.service-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
  transition: all .3s ease;
}
.service-card:hover .service-icon { background: var(--primary); color: #fff; }
.service-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 10px; }
.service-card p { font-size: 15px; color: var(--text-sub); line-height: 1.7; }
/* ===== Stats ===== */
.stats-section {
  background: var(--bg-dark);
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  position: relative;
  padding: 80px 0;
}
.stats-section::before { content: ''; position: absolute; inset: 0; background: rgba(11,43,39,.88); }
.stats-inner { position: relative; z-index: 2; }
.stats-title { text-align: center; color: #fff; font-size: clamp(24px, 3vw, 32px); font-weight: 700; margin-bottom: 16px; }
.stats-sub { text-align: center; color: rgba(255,255,255,.7); margin-bottom: 48px; }
.stat-item { text-align: center; padding: 24px 12px; }
.stat-number { font-size: clamp(32px, 4vw, 44px); font-weight: 800; color: var(--accent); line-height: 1.2; }
.stat-label { font-size: 14px; color: rgba(255,255,255,.75); margin-top: 8px; }
/* ===== News Section (CMS) ===== */
.news-section { background: var(--primary-light); }
.news-card { margin-bottom: 24px; }
.news-card-inner {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 26px;
  height: 100%;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: all .3s ease;
  border: 1px solid var(--border);
}
.news-card-inner:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.news-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.news-cat {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 14px;
  border-radius: var(--radius-chip);
}
.news-date { font-size: 13px; color: var(--text-mute); }
.news-card-inner h3 { font-size: 18px; font-weight: 600; line-height: 1.5; margin-bottom: 12px; }
.news-card-inner h3 a { color: var(--text-main); transition: color .2s; }
.news-card-inner h3 a:hover { color: var(--primary); }
.news-excerpt { font-size: 14px; color: var(--text-sub); line-height: 1.7; margin-bottom: 18px; flex: 1; }
.news-more { font-size: 14px; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; transition: gap .2s; }
.news-more:hover { gap: 10px; }
.empty-box {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 60px 30px;
  text-align: center;
  color: var(--text-sub);
  font-size: 16px;
  box-shadow: var(--shadow-card);
}
/* ===== Process ===== */
.process-section { background: var(--bg-page); }
.step-item { text-align: center; padding: 24px 16px; position: relative; }
.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 8px 20px rgba(15,118,110,.25);
}
.step-item h3 { font-size: 19px; font-weight: 600; margin-bottom: 10px; }
.step-item p { font-size: 15px; color: var(--text-sub); max-width: 260px; margin: 0 auto; }
/* ===== Featured ===== */
.featured-section { background: var(--bg-page); }
.featured-grid { display: flex; flex-direction: column; gap: 56px; }
.featured-item { display: flex; align-items: center; gap: 48px; flex-wrap: wrap; }
.featured-item:nth-child(even) { flex-direction: row-reverse; }
.featured-image { flex: 1 1 380px; border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-hover); }
.featured-image img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; transition: transform .5s ease; }
.featured-image:hover img { transform: scale(1.03); }
.featured-content { flex: 1 1 360px; }
.featured-content .feat-tag { display: inline-block; font-size: 13px; font-weight: 600; color: var(--primary); background: var(--primary-light); padding: 4px 14px; border-radius: var(--radius-chip); margin-bottom: 16px; }
.featured-content h3 { font-size: 24px; font-weight: 700; margin-bottom: 14px; }
.featured-content p { font-size: 15px; color: var(--text-sub); line-height: 1.75; margin-bottom: 20px; }
.featured-list { display: flex; flex-direction: column; gap: 10px; }
.featured-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; color: var(--text-main); }
.featured-list li i { color: var(--success); margin-top: 4px; font-size: 15px; }
/* ===== Testimonials ===== */
.testimonial-section { background: var(--bg-page); }
.testimonial-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 30px;
  height: 100%;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: all .3s ease;
}
.testimonial-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.testimonial-stars { color: var(--accent); font-size: 14px; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-text { font-size: 15px; color: var(--text-sub); line-height: 1.75; flex: 1; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 16px;
}
.testimonial-name { font-size: 15px; font-weight: 600; }
.testimonial-role { font-size: 13px; color: var(--text-mute); }
/* ===== FAQ ===== */
.faq-section { background: var(--bg-page); }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.faq-item:hover { box-shadow: var(--shadow-card); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: color .2s;
}
.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: transform .25s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-item[open] summary { color: var(--primary); }
.faq-item[open] { background: var(--primary-light); }
.faq-answer { padding: 0 26px 22px; font-size: 15px; color: var(--text-sub); line-height: 1.75; }
/* ===== CTA ===== */
.cta-section {
  background: var(--bg-dark);
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  position: relative;
}
.cta-section::before { content: ''; position: absolute; inset: 0; background: rgba(11,43,39,.85); }
.cta-inner { position: relative; z-index: 2; text-align: center; padding: 90px 24px; }
.cta-inner h2 { font-size: clamp(26px, 3.5vw, 38px); font-weight: 800; color: #fff; margin-bottom: 16px; letter-spacing: -1px; }
.cta-inner p { font-size: 17px; color: rgba(255,255,255,.8); max-width: 560px; margin: 0 auto 36px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
/* ===== Footer ===== */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,.7); padding: 64px 0 0; }
.footer-columns { display: flex; gap: 48px; flex-wrap: wrap; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand-col { flex: 2 1 280px; }
.footer-brand { font-size: 24px; font-weight: 800; color: #fff; margin-bottom: 12px; letter-spacing: -1px; }
.footer-desc { font-size: 14px; line-height: 1.7; max-width: 360px; }
.footer-col { flex: 1 1 160px; }
.footer-col h4 { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 14px; color: rgba(255,255,255,.6); transition: color .2s; }
.footer-col ul a:hover { color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding: 20px 0; font-size: 13px; color: rgba(255,255,255,.4); }
/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hamburger { display: flex; }
  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    gap: 8px;
    box-shadow: 0 12px 32px rgba(11,43,39,.12);
    border-bottom: 1px solid var(--border);
    display: none;
    overflow-y: auto;
    max-height: calc(100vh - 72px);
  }
  .main-nav.open { display: flex; }
  .nav-chip { justify-content: center; width: 100%; padding: 12px 20px; font-size: 15px; }
  .header-note { display: none; }
  .header-cta .btn { font-size: 14px; padding: 10px 20px; }
}
@media (max-width: 768px) {
  .section { --space-section: 80px; }
  .hero-content h1 { font-size: 34px; }
  .hero-actions .btn { width: 100%; }
  .stats-section { padding: 60px 0; }
  .step-item { margin-bottom: 20px; }
  .featured-item, .featured-item:nth-child(even) { flex-direction: column; gap: 28px; }
  .featured-image { flex: 1 1 auto; width: 100%; }
  .cta-inner { padding: 64px 20px; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .header-inner { height: 64px; }
  .main-nav { top: 64px; max-height: calc(100vh - 64px); }
  .brand-main { font-size: 20px; }
  .brand-tag { font-size: 12px; }
  .header-cta .btn { padding: 8px 14px; font-size: 13px; }
  .hero-section { min-height: 540px; padding: 60px 0; }
  .hero-content h1 { font-size: 30px; }
  .hero-sub { font-size: 15px; }
  .hero-metrics { gap: 20px; }
  .hero-metric .num { font-size: 22px; }
  .section { --space-section: 56px; }
  .section-header { margin-bottom: 32px; }
  .service-card { padding: 24px 20px; }
  .news-card-inner { padding: 22px 18px; }
  .faq-item summary { padding: 18px 18px; font-size: 15px; }
  .faq-answer { padding: 0 18px 18px; font-size: 14px; }
  .cta-inner h2 { font-size: 24px; }
  .cta-inner p { font-size: 15px; }
  .footer-columns { flex-direction: column; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
/* ===== Focus States ===== */
a:focus-visible, button:focus-visible { outline: 3px solid rgba(15,118,110,.35); outline-offset: 2px; }

/* roulang page: category1 */
:root {
            --primary: #0F766E;
            --primary-dark: #0B4F48;
            --primary-light: #E6F2F0;
            --accent: #F59E0B;
            --success: #10B981;
            --warning: #F87171;
            --bg: #F7F8F6;
            --card-bg: #FFFFFF;
            --dark-bg: #0B2B27;
            --text: #1A2E2B;
            --text-secondary: #5C6F6A;
            --text-placeholder: #9DB0AC;
            --border: #E2E8E6;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 999px;
            --shadow-card: 0 2px 8px rgba(15, 118, 110, 0.06);
            --shadow-hover: 0 8px 24px rgba(15, 118, 110, 0.12);
            --space-section: 100px;
            --space-section-md: 80px;
            --space-section-sm: 56px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s;
        }

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

        ul,
        ol {
            list-style: none;
        }

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

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

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        .section-head .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .section-head h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 12px;
        }

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

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--card-bg);
            box-shadow: 0 2px 12px rgba(15, 118, 110, 0.08);
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            gap: 24px;
        }

        .site-logo {
            display: flex;
            align-items: baseline;
            gap: 8px;
            text-decoration: none;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: 1px;
        }

        .logo-divider {
            color: var(--border);
            font-weight: 300;
            font-size: 18px;
        }

        .logo-sub {
            font-size: 13px;
            color: var(--text-secondary);
            letter-spacing: 2px;
        }

        .main-nav {
            display: flex;
            gap: 6px;
            background: #F1F5F3;
            padding: 4px;
            border-radius: 999px;
        }

        .nav-chip {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            text-decoration: none;
            transition: all .2s;
            white-space: nowrap;
        }

        .nav-chip:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .nav-chip.active {
            background: var(--primary);
            color: #fff;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            text-decoration: none;
            transition: all .2s;
            border: 2px solid transparent;
            cursor: pointer;
            justify-content: center;
        }

        .btn:hover {
            text-decoration: none;
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 15px 36px;
            font-size: 16px;
        }

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

        .btn-accent:hover {
            background: #D97706;
            border-color: #D97706;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(245, 158, 11, 0.25);
        }

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

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        .header-phone {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
            text-decoration: none;
        }

        .header-phone i {
            color: var(--primary);
            margin-right: 4px;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background .2s;
        }

        .menu-toggle:hover {
            background: var(--primary-light);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 130px 0;
            color: #fff;
            min-height: 620px;
            display: flex;
            align-items: center;
        }

        .hero-guide {
            background-image: url('/assets/images/backpic/back-1.png');
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 43, 39, 0.78) 0%, rgba(15, 118, 110, 0.88) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 780px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }

        .hero-badge i {
            color: var(--accent);
        }

        .hero h1 {
            font-size: clamp(32px, 4.5vw, 46px);
            line-height: 1.25;
            font-weight: 700;
            margin-bottom: 18px;
            color: #fff;
            letter-spacing: 0.5px;
        }

        .hero-sub {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 36px;
            max-width: 640px;
        }

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

        .hero-stats {
            display: flex;
            gap: 48px;
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.25);
            flex-wrap: wrap;
        }

        .stat-item strong {
            font-size: 28px;
            color: var(--accent);
            display: block;
            line-height: 1.2;
        }

        .stat-item span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.85);
            display: block;
            margin-top: 4px;
        }

        /* ===== 入口方式卡片 ===== */
        .guide-section {
            background: var(--bg);
        }

        .grid-margin-x {
            margin-left: -12px;
            margin-right: -12px;
        }

        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform .3s, box-shadow .3s;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .card-img-wrap {
            height: 180px;
            overflow: hidden;
            flex-shrink: 0;
        }

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

        .guide-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .card-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 999px;
            margin-bottom: 14px;
        }

        .card-body h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }

        .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            text-decoration: none;
            padding: 0;
            transition: gap .2s;
        }

        .btn-text:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ===== 核心优势 ===== */
        .features-section {
            background: var(--primary-light);
            padding: var(--space-section) 0;
        }

        .feature-item {
            text-align: center;
            padding: 40px 28px;
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid transparent;
            transition: transform .3s, box-shadow .3s;
            height: 100%;
        }

        .feature-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(15, 118, 110, 0.15);
        }

        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            transition: background .2s, color .2s;
        }

        .feature-item:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }

        .feature-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }

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

        /* ===== 适用场景 ===== */
        .scenarios-section {
            background: var(--bg);
        }

        .scenario-block {
            display: flex;
            flex-direction: column;
            height: 100%;
            background: var(--card-bg);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            margin-bottom: 24px;
            transition: transform .3s, box-shadow .3s;
        }

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

        .scenario-img img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .scenario-content {
            padding: 24px;
            flex: 1;
        }

        .scenario-content h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }

        .scenario-content p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== 进入流程 ===== */
        .process-section {
            background: var(--page-bg);
            position: relative;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-item {
            position: relative;
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 36px 24px 32px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border-top: 3px solid var(--primary);
            transition: transform .3s, box-shadow .3s;
        }

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

        .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 17px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
        }

        .step-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--primary-light);
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow .2s;
        }

        .faq-item.open {
            box-shadow: var(--shadow-card);
            border-color: rgba(15, 118, 110, 0.2);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-family: var(--font-family);
            transition: color .2s;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 400;
            transition: transform .3s, background .3s, color .3s;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 320px;
            padding: 0 24px 22px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 0 0 var(--space-section);
        }

        .cta-banner {
            background: linear-gradient(135deg, rgba(11, 43, 39, 0.93) 0%, rgba(15, 118, 110, 0.9) 100%), url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            border-radius: 20px;
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-banner h2 {
            color: #fff;
            font-size: clamp(24px, 3vw, 32px);
            margin-bottom: 12px;
            font-weight: 700;
        }

        .cta-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            margin-bottom: 28px;
        }

        .cta-banner .btn-accent {
            font-size: 16px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark-bg);
            color: #cbd5d1;
            padding: 64px 0 28px;
        }

        .footer-columns {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            max-width: 400px;
        }

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

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

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            text-decoration: none;
            transition: color .2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .menu-toggle {
                display: block;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 16px;
                right: 16px;
                background: #fff;
                border-radius: 16px;
                box-shadow: 0 12px 32px rgba(15, 118, 110, 0.15);
                flex-direction: column;
                padding: 12px;
                gap: 4px;
            }

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

            .nav-chip {
                width: 100%;
                text-align: center;
                padding: 12px 16px;
            }

            .header-phone {
                display: none;
            }

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

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }

            .hero {
                padding: 90px 0;
                min-height: auto;
            }

            .hero-sub {
                font-size: 15px;
                margin-bottom: 28px;
            }

            .hero-stats {
                flex-direction: column;
                gap: 16px;
                margin-top: 32px;
                padding-top: 24px;
            }

            .stat-item strong {
                font-size: 24px;
            }

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

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

            .faq-answer p {
                font-size: 14px;
            }

            .cta-banner {
                padding: 48px 28px;
            }

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

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

            .scenario-img img {
                height: 160px;
            }
        }

        @media (max-width: 520px) {
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

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

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

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

            .guide-card .card-body {
                padding: 20px;
            }

            .feature-item {
                padding: 28px 20px;
            }

            .logo-text {
                font-size: 20px;
            }

            .logo-sub {
                font-size: 12px;
            }

            .header-actions .btn-sm {
                padding: 8px 14px;
                font-size: 13px;
            }
        }

/* roulang page: article */
:root {
    --primary: #0F766E;
    --primary-dark: #0B4F48;
    --primary-darker: #0B2B27;
    --primary-light: #E6F2F0;
    --accent: #F59E0B;
    --success: #10B981;
    --danger: #F87171;
    --page-bg: #F7F8F6;
    --card-bg: #FFFFFF;
    --text-main: #1A2E2B;
    --text-sub: #5C6F6A;
    --text-weak: #9DB0AC;
    --border-line: #E2E8E6;
    --radius-card: 12px;
    --radius-btn: 8px;
    --radius-tag: 999px;
    --shadow-card: 0 2px 8px rgba(15, 118, 110, 0.06);
    --shadow-card-hover: 0 8px 24px rgba(15, 118, 110, 0.12);
    --container-w: 1200px;
    --section-space: 100px;
    --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", 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-family);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-main);
    background: var(--page-bg);
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border: 0;
}

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

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

ul, ol {
    list-style: none;
}

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

input, textarea {
    font-family: inherit;
}

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

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
}

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

@media (max-width: 1024px) and (min-width: 769px) {
    .section-space {
        padding: 80px 0;
    }
}

@media (max-width: 768px) {
    .section-space {
        padding: 56px 0;
    }
}

.row {
    max-width: var(--container-w);
}

/* ===== Header / Nav ===== */
.site-header {
    background: #FFFFFF;
    border-bottom: 1px solid var(--border-line);
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: 0 2px 12px rgba(15, 118, 110, 0.05);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 24px;
}

.logo-block {
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-shrink: 0;
}

.logo-main {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-dark);
    letter-spacing: 0.5px;
}

.logo-main a {
    color: inherit;
}

.logo-divider {
    width: 1px;
    height: 20px;
    background: var(--border-line);
}

.logo-sub {
    font-size: 13px;
    color: var(--text-weak);
    letter-spacing: 1px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
}

.main-nav::-webkit-scrollbar {
    display: none;
}

.nav-chip {
    display: inline-flex;
    align-items: center;
    padding: 9px 18px;
    border-radius: var(--radius-tag);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-main);
    background: #F0F2F0;
    border: 1px solid transparent;
    transition: all 0.22s ease;
    white-space: nowrap;
}

.nav-chip:hover {
    background: var(--primary-light);
    color: var(--primary-dark);
    transform: translateY(-1px);
}

.nav-chip.active {
    background: var(--primary);
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(15, 118, 110, 0.28);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.header-phone {
    font-size: 14px;
    color: var(--text-sub);
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.header-phone i {
    color: var(--primary);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--accent);
    color: #1A2E2B;
    font-weight: 600;
    font-size: 14px;
    padding: 11px 24px;
    border-radius: var(--radius-btn);
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
    transition: all 0.25s ease;
    white-space: nowrap;
    cursor: pointer;
}

.btn-primary:hover {
    background: #E08600;
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.36);
}

.btn-primary:focus-visible,
.nav-chip:focus-visible,
.btn-light:focus-visible,
.btn-ghost:focus-visible,
.faq-question:focus-visible,
.burger-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.burger-btn {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 8px;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    border: 1px solid var(--border-line);
    font-size: 18px;
    background: #FFFFFF;
    transition: all 0.2s;
}

.burger-btn:hover {
    background: var(--primary-light);
}

@media (max-width: 1024px) {
    .header-phone {
        display: none;
    }
    .burger-btn {
        display: inline-flex;
    }
    .main-nav {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px 24px;
        border-bottom: 1px solid var(--border-line);
        box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
        z-index: 998;
        gap: 10px;
    }
    .main-nav.open {
        display: flex;
    }
    .nav-chip {
        width: 100%;
        justify-content: center;
        padding: 12px 18px;
    }
    .header-right .btn-primary {
        margin-left: auto;
    }
}

@media (min-width: 1025px) {
    .main-nav {
        display: flex;
    }
}

/* ===== Article Hero ===== */
.article-hero {
    background-image: url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 84px 0 76px;
    color: #FFFFFF;
}

.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11, 79, 72, 0.93) 0%, rgba(11, 43, 39, 0.84) 100%);
}

.article-hero .container {
    position: relative;
    z-index: 2;
}

.article-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.72);
    margin-bottom: 20px;
}

.article-breadcrumb a {
    color: rgba(255, 255, 255, 0.82);
}

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

.article-breadcrumb i {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.45);
}

.article-hero h1 {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    line-height: 1.3;
    max-width: 920px;
    margin-bottom: 20px;
    color: #FFFFFF;
}

.hero-lead {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 680px;
    line-height: 1.8;
    margin-bottom: 28px;
}

.article-hero-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

.article-hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 5px 14px;
    border-radius: var(--radius-tag);
    font-size: 13px;
    color: #FFFFFF;
    margin-bottom: 20px;
}

/* ===== Article Main ===== */
.article-wrap {
    padding: 72px 0 90px;
}

.article-main-card {
    background: var(--card-bg);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    margin-bottom: 28px;
}

.article-cover {
    width: 100%;
    overflow: hidden;
    border-radius: 0;
    position: relative;
}

.article-cover img {
    width: 100%;
    height: auto;
    max-height: 440px;
    object-fit: cover;
}

.article-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 70%, rgba(11, 43, 39, 0.25));
    pointer-events: none;
}

.article-body {
    padding: 38px 44px 34px;
}

.article-body p {
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-main);
}

.article-body h2,
.article-body h3 {
    font-weight: 700;
    color: var(--primary-dark);
    margin-top: 36px;
    margin-bottom: 16px;
    line-height: 1.4;
}

.article-body h2 {
    font-size: 24px;
    padding-left: 14px;
    border-left: 4px solid var(--accent);
}

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

.article-body ul {
    list-style: disc;
    padding-left: 22px;
    margin-bottom: 20px;
}

.article-body ol {
    list-style: decimal;
    padding-left: 22px;
    margin-bottom: 20px;
}

.article-body li {
    margin-bottom: 8px;
    line-height: 1.8;
}

.article-body blockquote {
    border-left: 4px solid var(--primary);
    background: var(--primary-light);
    padding: 16px 24px;
    border-radius: 0 8px 8px 0;
    margin: 24px 0;
    color: var(--text-sub);
}

.article-body img {
    border-radius: 8px;
    margin: 24px 0;
}

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

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

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
    padding: 24px 44px 30px;
    border-top: 1px solid var(--border-line);
}

.article-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-size: 13px;
    padding: 6px 14px;
    border-radius: var(--radius-tag);
    transition: all 0.2s ease;
}

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

/* ===== Sidebar ===== */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-card {
    background: var(--card-bg);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    padding: 26px 26px;
    transition: box-shadow 0.25s ease;
}

.sidebar-card:hover {
    box-shadow: var(--shadow-card-hover);
}

.sidebar-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-card h3 i {
    color: var(--accent);
}

.sidebar-info-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 0;
    border-bottom: 1px dashed var(--border-line);
    font-size: 14px;
}

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

.sidebar-info-list .label {
    color: var(--text-sub);
}

.sidebar-info-list .value {
    color: var(--text-main);
    font-weight: 500;
    text-align: right;
}

.sidebar-cat-list li {
    margin-bottom: 10px;
}

.sidebar-cat-list li:last-child {
    margin-bottom: 0;
}

.sidebar-cat-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-radius: var(--radius-card);
    background: var(--primary-light);
    font-size: 14px;
    font-weight: 500;
    color: var(--primary-dark);
    transition: all 0.22s ease;
}

.sidebar-cat-link:hover {
    background: var(--primary);
    color: #FFFFFF;
    transform: translateX(3px);
}

.sidebar-cat-link i {
    color: var(--accent);
    transition: transform 0.2s ease;
}

.sidebar-cat-link:hover i {
    transform: translateX(3px);
}

.sidebar-tip-text {
    font-size: 14px;
    color: var(--text-sub);
    margin-bottom: 16px;
    line-height: 1.8;
}

.sidebar-btn {
    width: 100%;
    justify-content: center;
    padding: 13px 20px;
}

/* ===== Not Found ===== */
.not-found {
    padding: 110px 0 90px;
    text-align: center;
    background: var(--page-bg);
}

.not-found-icon {
    width: 88px;
    height: 88px;
    margin: 0 auto 24px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--primary);
}

.not-found h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 14px;
}

.not-found p {
    color: var(--text-sub);
    font-size: 16px;
    margin-bottom: 28px;
}

/* ===== CTA Banner ===== */
.cta-banner {
    background: var(--primary-darker);
    background-image: url('/assets/images/backpic/back-3.png');
    background-size: cover;
    background-position: center;
    padding: 76px 0;
    text-align: center;
    position: relative;
}

.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(11, 43, 39, 0.84);
}

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

.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(245, 158, 11, 0.16);
    color: #FCD34D;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 16px;
    border-radius: var(--radius-tag);
    border: 1px solid rgba(245, 158, 11, 0.35);
    margin-bottom: 22px;
}

.cta-banner h2 {
    color: #FFFFFF;
    font-size: clamp(24px, 3vw, 34px);
    margin-bottom: 16px;
    font-weight: 700;
}

.cta-banner p {
    color: rgba(255, 255, 255, 0.78);
    max-width: 640px;
    margin: 0 auto 32px;
    font-size: 16px;
    line-height: 1.8;
}

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

.btn-light {
    background: #FFFFFF;
    color: var(--primary-dark);
    font-weight: 600;
    padding: 13px 32px;
    border-radius: var(--radius-btn);
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(255, 255, 255, 0.16);
    background: #F0FDFA;
    color: var(--primary);
}

.btn-ghost {
    background: transparent;
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.5);
    font-weight: 500;
    padding: 13px 32px;
    border-radius: var(--radius-btn);
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ghost:hover {
    border-color: #FFFFFF;
    background: rgba(255, 255, 255, 0.1);
    color: #FFFFFF;
    transform: translateY(-2px);
}

/* ===== Related Section ===== */
.related-section {
    padding: var(--section-space) 0;
    background: var(--page-bg);
}

.related-header {
    text-align: center;
    margin-bottom: 48px;
}

.related-header h2 {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.related-header p {
    color: var(--text-sub);
    font-size: 15px;
    max-width: 520px;
    margin: 0 auto;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.related-card {
    background: var(--card-bg);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(226, 232, 230, 0.6);
}

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

.related-card-img {
    width: 100%;
    height: 190px;
    object-fit: cover;
    display: block;
}

.related-card-body {
    padding: 22px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.related-card-cat {
    font-size: 12px;
    color: var(--primary);
    background: var(--primary-light);
    padding: 4px 10px;
    border-radius: var(--radius-tag);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    align-self: flex-start;
    margin-bottom: 12px;
    font-weight: 500;
}

.related-card-title {
    font-size: 17px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--text-main);
    margin-bottom: 12px;
}

.related-card-title a {
    color: inherit;
}

.related-card-title a:hover {
    color: var(--primary);
}

.related-card-desc {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.7;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-card-meta {
    font-size: 13px;
    color: var(--text-weak);
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 14px;
}

.related-card-meta i {
    color: var(--primary);
}

/* ===== FAQ Section ===== */
.faq-section {
    padding: var(--section-space) 0;
    background: var(--primary-light);
}

.faq-header {
    text-align: center;
    margin-bottom: 42px;
}

.faq-header h2 {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.faq-header p {
    color: var(--text-sub);
    font-size: 15px;
}

.faq-list {
    max-width: 850px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow 0.25s ease;
    border: 1px solid transparent;
}

.faq-item:hover {
    box-shadow: var(--shadow-card-hover);
}

.faq-item.active {
    border-color: rgba(15, 118, 110, 0.3);
}

.faq-question {
    padding: 20px 26px;
    font-weight: 600;
    font-size: 16px;
    color: var(--text-main);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    gap: 16px;
    transition: background 0.2s ease;
    width: 100%;
    text-align: left;
}

.faq-question:hover {
    background: #FBFCFB;
}

.faq-question i {
    color: var(--primary);
    font-size: 16px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

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

.faq-answer {
    padding: 0 26px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.3s ease;
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    padding: 0 26px 22px;
    max-height: 320px;
}

/* ===== Footer ===== */
.site-footer {
    background: var(--primary-darker);
    color: rgba(255, 255, 255, 0.72);
    padding: 70px 0 0;
}

.footer-columns {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
    font-size: 22px;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 14px;
}

.footer-desc {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.62);
    max-width: 420px;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.68);
    font-size: 14px;
    transition: all 0.2s ease;
}

.footer-col ul li a:hover {
    color: var(--accent);
    padding-left: 6px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    flex-wrap: wrap;
    gap: 8px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .article-body {
        padding: 30px 26px 26px;
    }
    .article-tags {
        padding: 20px 26px 26px;
    }
}

@media (max-width: 767px) {
    .article-hero {
        padding: 58px 0 54px;
    }
    .article-hero h1 {
        font-size: 26px;
    }
    .hero-lead {
        font-size: 15px;
    }
    .article-hero-meta {
        gap: 14px;
        font-size: 13px;
    }
    .article-wrap {
        padding: 46px 0 60px;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    .cta-actions .btn-light,
    .cta-actions .btn-ghost {
        width: 100%;
        justify-content: center;
    }
    .footer-columns {
        grid-template-columns: 1fr;
        gap: 34px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .article-breadcrumb {
        font-size: 13px;
    }
    .faq-question {
        padding: 17px 18px;
        font-size: 15px;
    }
    .faq-answer {
        padding: 0 18px;
    }
    .faq-item.active .faq-answer {
        padding: 0 18px 18px;
    }
}

@media (max-width: 520px) {
    .header-inner {
        height: 68px;
        gap: 12px;
    }
    .logo-main {
        font-size: 19px;
    }
    .logo-sub {
        font-size: 12px;
    }
    .header-right .btn-primary {
        padding: 9px 16px;
        font-size: 13px;
    }
    .burger-btn {
        width: 38px;
        height: 38px;
    }
    .main-nav {
        top: 68px;
    }
    .related-card-title {
        font-size: 16px;
    }
}

/* roulang page: category2 */
:root {
      --primary: #0F766E;
      --primary-dark: #0B4F48;
      --primary-deep: #0B2B27;
      --primary-light: #E6F2F0;
      --accent: #F59E0B;
      --success: #10B981;
      --warning: #F87171;
      --bg: #F7F8F6;
      --card-bg: #FFFFFF;
      --text: #1A2E2B;
      --text-secondary: #5C6F6A;
      --text-placeholder: #9DB0AC;
      --border: #E2E8E6;
      --radius-card: 12px;
      --radius-btn: 8px;
      --shadow-card: 0 2px 8px rgba(15, 118, 110, 0.06);
      --shadow-hover: 0 8px 24px rgba(15, 118, 110, 0.12);
      --space-section: 100px;
      --space-section-sm: 80px;
      --space-section-xs: 56px;
      --container-max: 1200px;
      --font-base: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }

    body {
      font-family: var(--font-base);
      background: var(--bg);
      color: var(--text);
      font-size: 16px;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }

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

    a {
      color: var(--primary);
      text-decoration: none;
      transition: color .25s ease;
    }

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

    ul, ol {
      list-style: none;
    }

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

    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 24px;
      width: 100%;
    }

    /* ===== Buttons ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 15px;
      font-weight: 600;
      padding: 13px 28px;
      border-radius: var(--radius-btn);
      transition: all .3s ease;
      border: 2px solid transparent;
      line-height: 1.4;
      white-space: nowrap;
    }

    .btn-accent {
      background: var(--accent);
      color: #1A2E2B;
      box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
    }

    .btn-accent:hover {
      background: #D97706;
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4);
    }

    .btn-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 4px 14px rgba(15, 118, 110, 0.25);
    }

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

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

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

    .btn-sm {
      padding: 9px 20px;
      font-size: 14px;
      border-radius: 6px;
    }

    .btn:focus-visible {
      outline: 3px solid rgba(15, 118, 110, 0.35);
      outline-offset: 2px;
    }

    /* ===== Header / Nav ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: #fff;
      border-bottom: 1px solid var(--border);
      box-shadow: 0 2px 12px rgba(11, 79, 72, 0.04);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      min-height: 72px;
    }

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

    .brand-name {
      font-size: 24px;
      font-weight: 700;
      color: var(--primary-dark);
      letter-spacing: 1px;
      line-height: 1.2;
    }

    .brand-divider {
      width: 1px;
      height: 22px;
      background: var(--border);
    }

    .brand-sub {
      font-size: 13px;
      color: var(--text-secondary);
      letter-spacing: 1px;
      font-weight: 400;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      flex: 1;
      justify-content: center;
    }

    .nav-chip {
      display: inline-flex;
      align-items: center;
      padding: 8px 20px;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-secondary);
      background: #eef1ef;
      transition: all .25s ease;
      border: 1px solid transparent;
    }

    .nav-chip:hover {
      background: var(--primary-light);
      color: var(--primary-dark);
    }

    .nav-chip.active {
      background: var(--primary);
      color: #fff;
      font-weight: 600;
      box-shadow: 0 4px 12px rgba(15, 118, 110, 0.22);
    }

    .header-cta {
      display: flex;
      align-items: center;
      gap: 16px;
      flex-shrink: 0;
    }

    .header-phone {
      font-size: 13px;
      color: var(--text-secondary);
      letter-spacing: .5px;
      white-space: nowrap;
    }

    .nav-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 8px;
      background: var(--primary-light);
      color: var(--primary-dark);
      font-size: 18px;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    /* ===== Hero ===== */
    .hero-section {
      position: relative;
      background-size: cover;
      background-position: center;
      padding: 100px 0 90px;
      min-height: 560px;
      display: flex;
      align-items: center;
      overflow: hidden;
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(11, 43, 39, 0.92) 0%, rgba(11, 79, 72, 0.78) 55%, rgba(15, 118, 110, 0.55) 100%);
      z-index: 1;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      color: #fff;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.14);
      border: 1px solid rgba(255, 255, 255, 0.25);
      padding: 8px 18px;
      border-radius: 999px;
      font-size: 13px;
      letter-spacing: 2px;
      color: rgba(255, 255, 255, 0.92);
      margin-bottom: 26px;
      backdrop-filter: blur(4px);
    }

    .hero-content h1 {
      font-size: clamp(32px, 4.5vw, 46px);
      line-height: 1.25;
      font-weight: 700;
      max-width: 720px;
      margin-bottom: 20px;
      color: #fff;
      letter-spacing: 1px;
    }

    .hero-content .hero-desc {
      font-size: 17px;
      line-height: 1.75;
      max-width: 620px;
      color: rgba(255, 255, 255, 0.88);
      margin-bottom: 34px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 52px;
    }

    .hero-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 0;
      padding-top: 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.2);
    }

    .hero-stat {
      padding-right: 44px;
      margin-right: 44px;
      border-right: 1px solid rgba(255, 255, 255, 0.18);
    }

    .hero-stat:last-child {
      border-right: none;
      margin-right: 0;
      padding-right: 0;
    }

    .hero-stat .stat-num {
      font-size: 30px;
      font-weight: 700;
      color: var(--accent);
      line-height: 1.2;
    }

    .hero-stat .stat-label {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.75);
      margin-top: 4px;
      letter-spacing: 1px;
    }

    /* ===== Section Common ===== */
    .section {
      padding: var(--space-section) 0;
    }

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

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

    .section-white {
      background: #fff;
    }

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

    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      background: var(--primary-light);
      padding: 6px 18px;
      border-radius: 999px;
      letter-spacing: 1px;
      margin-bottom: 16px;
    }

    .section-head h2 {
      font-size: clamp(24px, 3vw, 32px);
      line-height: 1.3;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 12px;
    }

    .section-head .section-sub {
      font-size: 15px;
      color: var(--text-secondary);
      max-width: 640px;
      margin: 0 auto;
      line-height: 1.7;
    }

    /* ===== Feature Cards ===== */
    .feature-card {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-card);
      padding: 30px 24px;
      height: 100%;
      transition: all .3s ease;
      box-shadow: var(--shadow-card);
      position: relative;
      overflow: hidden;
    }

    .feature-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 4px;
      background: linear-gradient(90deg, var(--primary), var(--primary-dark));
      opacity: 0;
      transition: opacity .3s ease;
    }

    .feature-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
      border-color: rgba(15, 118, 110, 0.25);
    }

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

    .feature-icon {
      width: 54px;
      height: 54px;
      border-radius: 12px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      color: var(--primary);
      margin-bottom: 20px;
    }

    .feature-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text);
    }

    .feature-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 0;
    }

    /* ===== Sport Cards ===== */
    .sport-card {
      background: var(--card-bg);
      border-radius: var(--radius-card);
      overflow: hidden;
      border: 1px solid var(--border);
      height: 100%;
      transition: all .3s ease;
      box-shadow: var(--shadow-card);
      display: flex;
      flex-direction: column;
    }

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

    .sport-card-img {
      height: 200px;
      overflow: hidden;
      position: relative;
    }

    .sport-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .5s ease;
    }

    .sport-card:hover .sport-card-img img {
      transform: scale(1.05);
    }

    .sport-card-img::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(11, 43, 39, 0.35), transparent 60%);
    }

    .sport-card-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .sport-card-body h3 {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text);
    }

    .sport-card-body p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      flex: 1;
      margin-bottom: 16px;
    }

    .sport-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 18px;
    }

    .sport-tags .tag {
      font-size: 12px;
      background: var(--primary-light);
      color: var(--primary-dark);
      padding: 4px 12px;
      border-radius: 999px;
      font-weight: 500;
    }

    .sport-card-link {
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 6px;
      transition: gap .25s ease;
    }

    .sport-card-link:hover {
      gap: 12px;
      color: var(--primary-dark);
    }

    /* ===== Stats / Advantage ===== */
    .advantage-section {
      background: linear-gradient(160deg, var(--primary-deep) 0%, var(--primary-dark) 70%, var(--primary) 130%);
      position: relative;
      overflow: hidden;
      padding: var(--space-section) 0;
    }

    .advantage-section::before {
      content: "";
      position: absolute;
      width: 420px;
      height: 420px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.04);
      top: -120px;
      right: -80px;
    }

    .advantage-section::after {
      content: "";
      position: absolute;
      width: 300px;
      height: 300px;
      border-radius: 50%;
      background: rgba(245, 158, 11, 0.06);
      bottom: -100px;
      left: 10%;
    }

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

    .advantage-section .section-head .section-sub {
      color: rgba(255, 255, 255, 0.72);
    }

    .advantage-section .section-tag {
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
    }

    .adv-grid {
      position: relative;
      z-index: 1;
    }

    .adv-item {
      text-align: center;
      padding: 30px 18px;
      border-radius: var(--radius-card);
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      height: 100%;
      transition: background .3s ease;
    }

    .adv-item:hover {
      background: rgba(255, 255, 255, 0.1);
    }

    .adv-number {
      font-size: clamp(30px, 3.6vw, 42px);
      font-weight: 800;
      color: var(--accent);
      line-height: 1.2;
      margin-bottom: 8px;
    }

    .adv-label {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.8);
      font-weight: 500;
    }

    .adv-note {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.5);
      margin-top: 6px;
    }

    /* ===== Steps ===== */
    .step-card {
      text-align: center;
      padding: 30px 22px;
      height: 100%;
      position: relative;
    }

    .step-num {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      font-size: 20px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 20px;
      box-shadow: 0 6px 16px rgba(15, 118, 110, 0.25);
      position: relative;
      z-index: 1;
    }

    .step-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text);
    }

    .step-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 0;
    }

    .step-card::after {
      content: "";
      position: absolute;
      top: 45px;
      right: calc(-50% + 26px);
      width: calc(100% - 52px);
      height: 2px;
      background: repeating-linear-gradient(90deg, var(--border) 0 6px, transparent 6px 12px);
      z-index: 0;
    }

    .step-card:last-child::after {
      display: none;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      max-width: 840px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-card);
      margin-bottom: 14px;
      overflow: hidden;
      transition: box-shadow .3s ease;
    }

    .faq-item:hover {
      box-shadow: var(--shadow-card);
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      padding: 22px 26px;
      font-size: 15px;
      font-weight: 600;
      color: var(--text);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      transition: background .25s ease;
      position: relative;
    }

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

    .faq-item summary:hover {
      background: var(--primary-light);
    }

    .faq-item summary::after {
      content: "\f107";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      font-size: 16px;
      color: var(--primary);
      transition: transform .3s ease;
      flex-shrink: 0;
    }

    .faq-item[open] summary::after {
      transform: rotate(180deg);
    }

    .faq-answer {
      padding: 0 26px 22px;
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.8;
      border-top: 1px solid var(--border);
      padding-top: 18px;
    }

    /* ===== CTA ===== */
    .cta-section {
      background: linear-gradient(150deg, var(--primary-deep), var(--primary-dark));
      padding: 70px 0;
      color: #fff;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: "";
      position: absolute;
      width: 500px;
      height: 500px;
      border-radius: 50%;
      border: 60px solid rgba(255, 255, 255, 0.03);
      top: -180px;
      left: -160px;
    }

    .cta-section::after {
      content: "";
      position: absolute;
      width: 300px;
      height: 300px;
      border-radius: 50%;
      background: rgba(245, 158, 11, 0.05);
      right: -60px;
      bottom: -100px;
    }

    .cta-inner {
      position: relative;
      z-index: 1;
    }

    .cta-inner h2 {
      font-size: clamp(24px, 3vw, 32px);
      font-weight: 700;
      margin-bottom: 14px;
      color: #fff;
    }

    .cta-inner p {
      font-size: 15px;
      color: rgba(255, 255, 255, 0.75);
      max-width: 560px;
      margin: 0 auto 32px;
      line-height: 1.7;
    }

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

    /* ===== Footer ===== */
    .site-footer {
      background: var(--primary-deep);
      color: rgba(255, 255, 255, 0.72);
      padding: 60px 0 28px;
    }

    .footer-columns {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr;
      gap: 48px;
      margin-bottom: 44px;
    }

    .footer-brand {
      font-size: 22px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 14px;
      letter-spacing: 1px;
    }

    .footer-desc {
      font-size: 14px;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.62);
      max-width: 360px;
    }

    .footer-col h4 {
      font-size: 15px;
      font-weight: 600;
      color: #fff;
      margin-bottom: 18px;
      letter-spacing: 1px;
    }

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

    .footer-col ul li a {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.62);
      transition: color .25s ease, padding-left .25s ease;
    }

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 26px;
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 10px;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.45);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      :root {
        --space-section: 80px;
      }

      .header-inner {
        flex-wrap: wrap;
        padding: 14px 0;
      }

      .nav-toggle {
        display: flex;
        order: 3;
      }

      .header-cta {
        margin-left: auto;
        order: 2;
      }

      .main-nav {
        display: none;
        width: 100%;
        order: 4;
        flex-direction: column;
        align-items: stretch;
        background: #fff;
        padding: 16px 0;
        border-top: 1px solid var(--border);
        margin-top: 12px;
      }

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

      .nav-chip {
        justify-content: center;
        padding: 12px 20px;
        font-size: 15px;
        border-radius: 8px;
      }

      .hero-section {
        padding: 70px 0 60px;
        min-height: auto;
      }

      .footer-columns {
        gap: 32px;
      }
    }

    @media (max-width: 768px) {
      :root {
        --space-section: 60px;
        --space-section-sm: 48px;
      }

      .container {
        padding: 0 16px;
      }

      .header-phone {
        display: none;
      }

      .hero-stats {
        gap: 20px;
      }

      .hero-stat {
        padding-right: 20px;
        margin-right: 20px;
      }

      .hero-stat .stat-num {
        font-size: 24px;
      }

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

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

    @media (max-width: 520px) {
      .brand-name {
        font-size: 20px;
      }

      .brand-sub {
        font-size: 11px;
      }

      .brand-divider {
        height: 18px;
      }

      .hero-content h1 {
        font-size: 30px;
      }

      .hero-content .hero-desc {
        font-size: 15px;
      }

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

      .hero-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
      }

      .hero-stat {
        padding-right: 0;
        margin-right: 0;
        border-right: none;
        background: rgba(255, 255, 255, 0.06);
        border-radius: 10px;
        padding: 16px;
        text-align: center;
      }

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

      .step-card::after {
        display: none;
      }

      .faq-item summary {
        padding: 18px 18px;
        font-size: 14px;
      }

      .faq-answer {
        padding-left: 18px;
        padding-right: 18px;
      }
    }