/* roulang page: index */
:root {
  --primary: #d4a94e;
  --primary-dark: #b58a35;
  --primary-light: #f0d894;
  --secondary: #0c1a30;
  --secondary-light: #162847;
  --secondary-soft: #1e3557;
  --bg-light: #f4f6fb;
  --bg-white: #ffffff;
  --text-dark: #1a2233;
  --text-muted: #6b7794;
  --text-light: #9aa7c2;
  --border-light: #e4e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 28px;
  --shadow-sm: 0 4px 20px rgba(12, 26, 48, 0.06);
  --shadow-md: 0 12px 40px rgba(12, 26, 48, 0.11);
  --shadow-lg: 0 24px 64px rgba(12, 26, 48, 0.20);
  --transition: all .3s ease;
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); color: var(--text-dark); background: var(--bg-white); line-height: 1.7; font-size: 16px; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font-family: inherit; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 96px 0; }
.bg-light { background: var(--bg-light); }
.text-center { text-align: center; }

/* Section headers */
.section-head { max-width: 700px; margin: 0 auto 56px; text-align: center; }
.section-badge { display: inline-block; background: rgba(212, 169, 78, .12); color: var(--primary-dark); font-size: 14px; font-weight: 600; letter-spacing: .12em; padding: 6px 18px; border-radius: 40px; margin-bottom: 14px; }
.section-head h2 { font-size: clamp(30px, 4vw, 42px); font-weight: 800; color: var(--text-dark); letter-spacing: .02em; line-height: 1.2; margin-bottom: 14px; }
.section-head p { color: var(--text-muted); font-size: 17px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 16px; padding: 13px 30px; border-radius: 50px; transition: var(--transition); cursor: pointer; border: 2px solid transparent; }
.btn-primary { background: linear-gradient(135deg, #e4bf5f, var(--primary-dark)); color: #1a1408; box-shadow: 0 8px 24px rgba(212, 169, 78, .35); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 36px rgba(212, 169, 78, .45); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .45); }
.btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, .08); transform: translateY(-3px); }
.btn-light { background: #fff; color: var(--secondary); box-shadow: 0 8px 24px rgba(0, 0, 0, .15); }
.btn-light:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(0, 0, 0, .2); }

/* Badge */
.badge { display: inline-block; background: rgba(212, 169, 78, .15); color: var(--primary-dark); font-size: 13px; font-weight: 600; padding: 4px 14px; border-radius: 30px; }

/* Header & Navigation */
.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 999; background: rgba(12, 26, 48, .92); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid rgba(255, 255, 255, .08); transition: var(--transition); }
.site-header.scrolled { background: rgba(12, 26, 48, .98); box-shadow: 0 8px 32px rgba(0, 0, 0, .25); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { background: linear-gradient(135deg, var(--primary-light), var(--primary-dark)); color: var(--secondary); width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 16px; letter-spacing: -1px; box-shadow: 0 4px 14px rgba(212, 169, 78, .4); }
.brand-text { color: #fff; font-size: 18px; font-weight: 700; letter-spacing: .04em; white-space: nowrap; }
.main-nav { display: flex; align-items: center; gap: 30px; }
.nav-list { display: flex; gap: 8px; }
.nav-link { display: block; padding: 8px 16px; color: rgba(255, 255, 255, .72); font-size: 15px; font-weight: 500; border-radius: 8px; transition: var(--transition); }
.nav-link:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.nav-link.active { color: var(--primary-light); background: rgba(212, 169, 78, .14); }
.btn-nav-cta { background: linear-gradient(135deg, var(--primary-light), var(--primary-dark)); color: var(--secondary); padding: 10px 24px; border-radius: 40px; font-weight: 700; font-size: 15px; display: inline-flex; align-items: center; gap: 8px; transition: var(--transition); box-shadow: 0 4px 16px rgba(212, 169, 78, .35); }
.btn-nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(212, 169, 78, .5); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 10px; cursor: pointer; }
.nav-toggle .bar { width: 24px; height: 2px; background: #fff; border-radius: 4px; transition: var(--transition); }
.nav-toggle.open .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open .bar:nth-child(2) { opacity: 0; }
.nav-toggle.open .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero-section { position: relative; min-height: 92vh; display: flex; align-items: center; background-size: cover; background-position: center center; padding: 160px 0 100px; overflow: hidden; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(12, 26, 48, .95) 0%, rgba(12, 26, 48, .78) 50%, rgba(12, 26, 48, .35) 100%); }
.hero-content { position: relative; z-index: 2; max-width: 720px; }
.hero-badge { display: inline-block; background: rgba(212, 169, 78, .18); border: 1px solid rgba(212, 169, 78, .4); color: var(--primary-light); font-size: 14px; font-weight: 600; letter-spacing: .1em; padding: 7px 20px; border-radius: 40px; margin-bottom: 22px; }
.hero-title { font-size: clamp(34px, 5.5vw, 56px); line-height: 1.12; font-weight: 900; color: #fff; margin-bottom: 18px; letter-spacing: .02em; }
.hero-title span { color: var(--primary-light); }
.hero-sub { font-size: clamp(17px, 2vw, 21px); color: rgba(255, 255, 255, .82); margin-bottom: 14px; font-weight: 400; }
.hero-desc { font-size: 16px; color: rgba(255, 255, 255, .65); max-width: 560px; margin-bottom: 36px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 48px; }
.hero-scroll { position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); color: rgba(255, 255, 255, .6); font-size: 22px; animation: bounce 2s infinite; }
@keyframes bounce { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }

/* Stats bar */
.stats-section { background: var(--bg-white); margin-top: -40px; position: relative; z-index: 5; }
.stats-inner { box-shadow: var(--shadow-lg); border-radius: var(--radius-lg); background: #fff; padding: 40px 36px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.stat-item { text-align: center; padding: 10px; }
.stat-number { font-size: clamp(30px, 4vw, 42px); font-weight: 900; color: var(--secondary); line-height: 1.1; }
.stat-number small { font-size: 18px; color: var(--primary); font-weight: 700; }
.stat-label { color: var(--text-muted); font-size: 15px; margin-top: 8px; }

/* Feature cards */
.card { background: #fff; border-radius: var(--radius); padding: 36px 28px; box-shadow: var(--shadow-md); transition: var(--transition); height: 100%; border: 1px solid var(--border-light); }
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.card-icon { width: 58px; height: 58px; background: rgba(212, 169, 78, .12); color: var(--primary-dark); border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 20px; transition: var(--transition); }
.card:hover .card-icon { background: linear-gradient(135deg, var(--primary-light), var(--primary-dark)); color: #fff; transform: scale(1.06); }
.card h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; color: var(--text-dark); }
.card p { color: var(--text-muted); font-size: 15px; line-height: 1.7; }

/* Category cards */
.category-card { position: relative; border-radius: var(--radius); overflow: hidden; display: block; height: 100%; box-shadow: var(--shadow-md); transition: var(--transition); min-height: 340px; }
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.category-card img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; transition: transform .6s ease; }
.category-card:hover img { transform: scale(1.06); }
.category-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(12, 26, 48, .08) 0%, rgba(12, 26, 48, .85) 75%, rgba(12, 26, 48, .96) 100%); }
.category-body { position: absolute; bottom: 0; left: 0; right: 0; padding: 30px 26px; z-index: 2; }
.category-tag { display: inline-block; background: rgba(212, 169, 78, .2); border: 1px solid rgba(212, 169, 78, .45); color: var(--primary-light); font-size: 13px; font-weight: 600; padding: 4px 14px; border-radius: 30px; margin-bottom: 12px; }
.category-body h3 { color: #fff; font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.category-body p { color: rgba(255, 255, 255, .7); font-size: 14px; line-height: 1.6; margin-bottom: 12px; }
.category-link { color: var(--primary-light); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.category-link:hover { gap: 10px; }

/* News / CMS */
.news-card { background: #fff; border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); transition: var(--transition); height: 100%; display: flex; flex-direction: column; }
.news-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; font-size: 13px; color: var(--text-muted); }
.news-meta .badge { margin-bottom: 0; }
.news-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; line-height: 1.4; }
.news-card h3 a:hover { color: var(--primary-dark); }
.news-card p { color: var(--text-muted); font-size: 14px; line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 18px; }
.read-more { margin-top: auto; color: var(--primary-dark); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.read-more:hover { gap: 10px; }
.empty-tip { text-align: center; padding: 60px 20px; color: var(--text-muted); font-size: 16px; background: #fff; border-radius: var(--radius); border: 1px dashed var(--border-light); }

/* Feature split */
.split-section { position: relative; background: var(--secondary); color: #fff; overflow: hidden; }
.split-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .18; }
.split-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; padding: 90px 0; }
.split-image { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.split-image img { width: 100%; height: 420px; object-fit: cover; }
.split-image::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(12, 26, 48, .35), transparent 60%); }
.split-body .section-badge { color: var(--primary-light); }
.split-body h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; line-height: 1.3; margin-bottom: 20px; color: #fff; }
.split-body p { color: rgba(255, 255, 255, .75); font-size: 16px; line-height: 1.8; margin-bottom: 28px; }
.split-list { display: grid; gap: 16px; margin-bottom: 30px; }
.split-list li { display: flex; gap: 12px; color: rgba(255, 255, 255, .88); font-size: 15px; }
.split-list i { color: var(--primary-light); font-size: 18px; margin-top: 2px; }

/* Steps */
.steps-section { background: var(--bg-light); }
.step-card { text-align: center; padding: 40px 20px; position: relative; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); transition: var(--transition); height: 100%; }
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.step-number { width: 50px; height: 50px; margin: 0 auto 18px; background: linear-gradient(135deg, var(--primary-light), var(--primary-dark)); color: var(--secondary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 18px; box-shadow: 0 6px 20px rgba(212, 169, 78, .35); }
.step-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.step-card p { color: var(--text-muted); font-size: 14px; line-height: 1.7; }

/* FAQ */
.faq-item { background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-sm); margin-bottom: 14px; overflow: hidden; transition: var(--transition); }
.faq-item.active { box-shadow: var(--shadow-md); border-color: rgba(212, 169, 78, .4); }
.faq-question { width: 100%; padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; font-size: 17px; font-weight: 600; color: var(--text-dark); text-align: left; gap: 16px; background: none; border: none; cursor: pointer; }
.faq-question:hover { color: var(--primary-dark); }
.faq-icon { flex-shrink: 0; color: var(--primary-dark); transition: transform .3s ease; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .3s ease; padding: 0 24px; color: var(--text-muted); font-size: 15px; line-height: 1.8; }
.faq-item.active .faq-answer { max-height: 400px; padding-bottom: 22px; }

/* CTA */
.cta-section { position: relative; background-size: cover; background-position: center; text-align: center; padding: 100px 0; overflow: hidden; }
.cta-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(12, 26, 48, .9), rgba(30, 53, 87, .82)); }
.cta-inner { position: relative; z-index: 2; }
.cta-inner h2 { color: #fff; font-size: clamp(28px, 4vw, 42px); font-weight: 800; margin-bottom: 16px; }
.cta-inner p { color: rgba(255, 255, 255, .8); font-size: 16px; max-width: 560px; margin: 0 auto 32px; line-height: 1.8; }

/* Footer */
.site-footer { background: var(--secondary); color: rgba(255, 255, 255, .6); padding: 72px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 50px; margin-bottom: 50px; }
.footer-brand .brand { margin-bottom: 18px; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255, 255, 255, .5); max-width: 280px; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; color: rgba(255, 255, 255, .55); transition: var(--transition); }
.footer-col a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-contact li { display: flex; gap: 10px; font-size: 14px; margin-bottom: 12px; color: rgba(255, 255, 255, .55); }
.footer-contact i { color: var(--primary-light); margin-top: 4px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 13px; color: rgba(255, 255, 255, .38); }

/* Responsive */
@media screen and (max-width: 1024px) {
  .section-pad { padding: 72px 0; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .split-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media screen and (max-width: 768px) {
  .site-header { background: rgba(12, 26, 48, .98); }
  .nav-toggle { display: flex; }
  .main-nav { position: fixed; top: 76px; left: 0; right: 0; background: var(--secondary); flex-direction: column; padding: 24px; gap: 20px; transform: translateX(100%); transition: transform .35s ease; box-shadow: var(--shadow-lg); border-top: 1px solid rgba(255, 255, 255, .08); align-items: flex-start; }
  .main-nav.open { transform: translateX(0); }
  .nav-list { flex-direction: column; gap: 10px; width: 100%; }
  .nav-link { font-size: 16px; padding: 12px 16px; }
  .btn-nav-cta { margin-top: 8px; width: 100%; justify-content: center; }
  .hero-section { min-height: auto; padding: 130px 0 90px; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section-head { margin-bottom: 40px; }
}
@media screen and (max-width: 520px) {
  .container { padding: 0 16px; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .stats-inner { grid-template-columns: 1fr 1fr; gap: 16px; padding: 24px 18px; }
  .stat-number { font-size: 28px; }
  .btn { padding: 12px 24px; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a3a6b;
            --primary-dark: #0f2445;
            --primary-light: #2d5ba3;
            --accent: #e6a817;
            --accent-hover: #c89212;
            --accent-light: #fff8e6;
            --dark-bg: #0d1b2a;
            --dark-surface: #16283c;
            --light-bg: #f5f7fa;
            --white: #ffffff;
            --text-main: #1c2b3a;
            --text-muted: #5c6b7a;
            --border-color: #e3e8ee;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 8px rgba(13, 27, 42, 0.06);
            --shadow-md: 0 6px 20px rgba(13, 27, 42, 0.08);
            --shadow-lg: 0 16px 40px rgba(13, 27, 42, 0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container-w: 1200px;
        }

        /* ===== 基础 Reset ===== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }

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

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

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== 通用排版 ===== */
        .section {
            padding: 80px 0;
        }

        .section-heading {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 50px;
        }

        .section-heading h2 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.25;
            letter-spacing: -0.5px;
        }

        .section-heading p {
            color: var(--text-muted);
            margin-top: 16px;
            font-size: 17px;
            line-height: 1.8;
        }

        .badge-overline {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            padding: 6px 16px;
            border-radius: 30px;
            text-transform: uppercase;
            margin-bottom: 18px;
        }

        /* ===== 导航栏 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(13, 27, 42, 0.05), 0 8px 30px rgba(13, 27, 42, 0.04);
            height: 72px;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 24px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-sm);
            font-size: 17px;
            font-weight: 800;
            letter-spacing: 1px;
            box-shadow: 0 4px 10px rgba(26, 58, 107, 0.25);
        }

        .brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
            flex: 1;
            justify-content: flex-end;
        }

        .nav-list {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-link {
            display: inline-block;
            padding: 10px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: 30px;
            transition: var(--transition);
            position: relative;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(26, 58, 107, 0.05);
        }

        .nav-link.active {
            background: var(--primary);
            color: var(--white);
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(26, 58, 107, 0.25);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), #f3c13a);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 15px;
            padding: 11px 26px;
            border-radius: 30px;
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(230, 168, 23, 0.3);
            transition: var(--transition);
            border: none;
        }

        .btn-nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 168, 23, 0.4);
            color: var(--primary-dark);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            border-radius: 6px;
        }

        .nav-toggle .bar {
            width: 26px;
            height: 3px;
            background: var(--text-main);
            border-radius: 3px;
        }

        /* ===== 横幅 Hero ===== */
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            color: var(--white);
            padding: 100px 0;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -40px;
            width: 300px;
            height: 300px;
            background: var(--accent);
            border-radius: 50%;
            opacity: 0.08;
            z-index: 0;
        }

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

        .hero-breadcrumb {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            transition: color 0.3s;
        }

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

        .hero-breadcrumb i {
            font-size: 10px;
            opacity: 0.7;
        }

        .page-hero h1 {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 22px;
            letter-spacing: -1px;
        }

        .page-hero h1 span {
            color: var(--accent);
        }

        .hero-desc {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin-bottom: 36px;
        }

        .hero-stats {
            display: flex;
            gap: 56px;
            margin-top: 12px;
        }

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

        .hero-stat-number {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            letter-spacing: -1px;
        }

        .hero-stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
            white-space: nowrap;
        }

        /* ===== 分类入口卡片 ===== */
        .play-guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .guide-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }

        .guide-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .guide-card-media {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

        .guide-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .guide-card:hover .guide-card-media img {
            transform: scale(1.06);
        }

        .guide-card-media::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(13, 27, 42, 0.55) 100%);
        }

        .guide-card-tag {
            position: absolute;
            top: 18px;
            left: 18px;
            z-index: 2;
            background: rgba(13, 27, 42, 0.75);
            color: var(--white);
            padding: 5px 14px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 500;
            backdrop-filter: blur(8px);
        }

        .guide-card-body {
            padding: 28px;
        }

        .guide-card-body h3 {
            font-size: 21px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
            line-height: 1.4;
        }

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

        .guide-card-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 700;
            transition: gap 0.3s ease;
        }

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

        /* ===== 玩法核心内容 ===== */
        .core-section {
            background: var(--light-bg);
        }

        .core-grid {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 60px;
            align-items: center;
        }

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

        .core-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(180deg, transparent, rgba(13, 27, 42, 0.3));
            pointer-events: none;
        }

        .core-image img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }

        .core-content h2 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .core-content p {
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .core-list {
            list-style: none;
            margin-top: 24px;
            display: grid;
            gap: 14px;
        }

        .core-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            font-size: 15px;
            color: var(--text-main);
            font-weight: 500;
        }

        .core-list li i {
            color: var(--accent);
            margin-top: 3px;
            font-size: 16px;
        }

        /* ===== 玩法数据信息条 ===== */
        .info-bar {
            background: var(--dark-bg);
            padding: 44px 0;
            color: var(--white);
        }

        .info-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            text-align: center;
        }

        .info-item {
            padding: 20px 10px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.05);
            transition: var(--transition);
        }

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

        .info-icon {
            font-size: 36px;
            color: var(--accent);
            margin-bottom: 16px;
        }

        .info-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .info-text {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
        }

        /* ===== 玩法技巧流程 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-card {
            position: relative;
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 32px 24px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .step-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-6px);
        }

        .step-number {
            position: absolute;
            top: 18px;
            left: 18px;
            width: 34px;
            height: 34px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 800;
            font-size: 15px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .step-icon {
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 16px;
            display: inline-block;
        }

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

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

        /* ===== 资料下载/专题卡 ===== */
        .resource-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .resource-card {
            display: flex;
            gap: 20px;
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 28px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .resource-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }

        .resource-icon {
            width: 56px;
            height: 56px;
            background: var(--accent-light);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--accent);
            flex-shrink: 0;
        }

        .resource-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

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

        .resource-body .tag-row {
            margin-top: 14px;
            display: flex;
            gap: 8px;
        }

        .mini-tag {
            background: var(--light-bg);
            padding: 4px 12px;
            border-radius: 30px;
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 600;
        }

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

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

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

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 22px 26px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            transition: var(--transition);
        }

        .faq-question i {
            color: var(--accent);
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

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

        .faq-item.open .faq-answer {
            padding: 0 26px 24px;
            max-height: 500px;
        }

        /* ===== CTA 区域 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            position: relative;
            overflow: hidden;
            padding: 70px 0;
            color: var(--white);
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(230, 168, 23, 0.15);
            filter: blur(60px);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60%;
            right: -5%;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            filter: blur(50px);
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: 38px;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 17px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 17px;
            font-weight: 800;
            padding: 16px 40px;
            border-radius: 50px;
            box-shadow: 0 8px 24px rgba(230, 168, 23, 0.3);
            transition: var(--transition);
            border: none;
        }

        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(230, 168, 23, 0.4);
            color: var(--primary-dark);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 70px 0 0;
            font-size: 15px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 40px;
            padding-bottom: 50px;
        }

        .footer-brand .brand {
            margin-bottom: 20px;
        }

        .footer-brand .brand-text {
            color: var(--white);
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            margin-top: 16px;
        }

        .footer-col h4 {
            color: var(--white);
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .footer-col ul {
            list-style: none;
            display: grid;
            gap: 12px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-contact li i {
            color: var(--accent);
            width: 20px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 26px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-content {
                max-width: 600px;
            }

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

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }

            .core-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .core-image img {
                height: 320px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }

            .section-heading h2 {
                font-size: 30px;
            }

            .page-hero {
                padding: 70px 0 60px;
            }

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

            .main-nav {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 24px 20px;
                padding-bottom: 30px;
                box-shadow: var(--shadow-lg);
                align-items: stretch;
                gap: 12px;
                transform: translateY(-120%);
                transition: transform 0.4s ease;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                max-height: calc(100vh - 72px);
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateY(0);
            }

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

            .nav-link {
                display: block;
                text-align: center;
                padding: 12px 16px;
                font-size: 16px;
            }

            .btn-nav-cta {
                justify-content: center;
                margin-top: 12px;
            }

            .nav-toggle {
                display: flex;
            }

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

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

            .info-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .resource-cards {
                grid-template-columns: 1fr;
            }

            .hero-stats {
                flex-direction: column;
                gap: 20px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

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

            .core-image img {
                height: 240px;
            }

            .step-card {
                padding: 26px 18px;
            }
        }

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

            .section {
                padding: 50px 0;
            }

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

            .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }

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

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

            .core-content h2 {
                font-size: 26px;
            }

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

            .faq-question {
                padding: 18px 20px;
                font-size: 15px;
            }

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

            .faq-item.open .faq-answer {
                padding: 0 20px 20px;
            }

            .resource-card {
                flex-direction: column;
                padding: 24px;
            }

            .cta-content h2 {
                font-size: 28px;
            }

            .btn-cta {
                padding: 14px 32px;
                font-size: 15px;
            }
        }

        /* ===== 焦点可访问性 ===== */
        a:focus, button:focus {
            outline: 3px solid rgba(230, 168, 23, 0.5);
            outline-offset: 2px;
        }

        /* ===== 主内容页面骨架 ===== */
        .category-main {
            min-height: 80vh;
        }

        .page-divider {
            height: 1px;
            background: var(--border-color);
            max-width: var(--container-w);
            margin: 0 auto;
        }

/* roulang page: article */
:root {
            --primary: #0b1f3a;
            --primary-light: #16345c;
            --primary-dark: #060f1d;
            --accent: #d4a856;
            --accent-light: #e8c877;
            --accent-dark: #b8903e;
            --bg-light: #f5f6fa;
            --bg-white: #ffffff;
            --border: #e5e9f0;
            --text: #1a2b3c;
            --text-weak: #6b7a8d;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 12px 32px rgba(11, 31, 58, 0.10);
            --shadow-hover: 0 18px 40px rgba(11, 31, 58, 0.16);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: "Inter", "PingFang SC", "Microsoft YaHei", "Segoe UI", -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

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

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

        input,
        textarea {
            font-family: inherit;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            box-shadow: 0 8px 24px rgba(212, 168, 86, 0.35);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(212, 168, 86, 0.45);
            color: var(--primary-dark);
        }

        .btn-outline {
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
            background: rgba(255, 255, 255, 0.05);
        }

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

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

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

        .badge-soft {
            background: rgba(11, 31, 58, 0.08);
            color: var(--primary);
        }

        .badge-overlay {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(11, 31, 58, 0.75);
            color: #fff;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 31, 58, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: var(--primary-dark);
            font-size: 18px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 14px rgba(212, 168, 86, 0.5);
            letter-spacing: -0.02em;
        }

        .brand-text {
            font-size: 19px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

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

        .nav-list {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 2px;
        }

        .nav-link {
            display: inline-block;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--accent);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            color: #fff;
            font-weight: 600;
            background: rgba(212, 168, 86, 0.15);
            box-shadow: inset 0 -2px 0 var(--accent);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: 50px;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 14px;
            font-weight: 700;
            margin-left: 8px;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(212, 168, 86, 0.4);
            white-space: nowrap;
        }

        .btn-nav-cta:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 86, 0.5);
            color: var(--primary-dark);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-toggle .bar {
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle.active .bar:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.active .bar:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active .bar:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 88px 0 110px;
            overflow: hidden;
        }

        .article-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(6, 15, 29, 0.92) 0%, rgba(11, 31, 58, 0.72) 50%, rgba(11, 31, 58, 0.45) 100%);
            z-index: 1;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 24px;
            letter-spacing: 0.02em;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: var(--transition);
        }

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

        .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.35);
            font-size: 12px;
        }

        .breadcrumb-current {
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .article-hero-title {
            font-size: clamp(30px, 5vw, 52px);
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 20px;
            text-shadow: 0 4px 30px rgba(0, 0, 0, 0.35);
            letter-spacing: -0.01em;
            max-width: 900px;
        }

        .article-hero-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 8px;
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.82);
        }

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

        /* ===== Article Section ===== */
        .article-section {
            position: relative;
            background: var(--bg-light);
            padding-bottom: 70px;
        }

        .article-layout {
            max-width: 900px;
            margin: -60px auto 0;
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 44px 52px;
            position: relative;
            border: 1px solid var(--border);
        }

        .article-excerpt {
            padding: 22px 26px;
            background: linear-gradient(135deg, rgba(11, 31, 58, 0.04), rgba(212, 168, 86, 0.06));
            border-left: 4px solid var(--accent);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin-bottom: 38px;
            font-size: 17px;
            line-height: 1.8;
            color: var(--primary);
            font-weight: 500;
        }

        .article-excerpt p {
            margin: 0;
        }

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

        .article-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin: 40px 0 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border);
            position: relative;
        }

        .article-content h2::after {
            content: "";
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 48px;
            height: 2px;
            background: var(--accent);
        }

        .article-content h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--primary);
            margin: 30px 0 12px;
        }

        .article-content p {
            margin-bottom: 18px;
        }

        .article-content img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            box-shadow: var(--shadow);
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 20px 20px;
            padding: 0;
        }

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

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

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

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }

        .article-tags .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--bg-light);
            border-radius: 30px;
            font-size: 13px;
            color: var(--primary);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .article-tags .tag:hover {
            background: rgba(212, 168, 86, 0.12);
            border-color: var(--accent);
            color: var(--primary);
            transform: translateY(-2px);
        }

        .article-not-found {
            text-align: center;
            padding: 80px 30px;
        }

        .article-not-found i {
            font-size: 64px;
            color: var(--accent);
            opacity: 0.5;
            margin-bottom: 20px;
        }

        .article-not-found h2 {
            font-size: 30px;
            color: var(--primary);
            margin-bottom: 12px;
            border: none;
        }

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

        /* ===== Related Section ===== */
        .related-section {
            background: var(--bg-light);
            padding: 70px 0 90px;
        }

        .section-head {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-subtitle {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-dark);
            text-transform: uppercase;
            letter-spacing: 0.18em;
            margin-bottom: 10px;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 10px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 16px;
            max-width: 500px;
            margin: 0 auto;
        }

        .related-grid {
            margin: 0 -12px;
        }

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

        .related-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 168, 86, 0.4);
        }

        .related-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .related-card:hover .related-card-img img {
            transform: scale(1.06);
        }

        .related-card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(6, 15, 29, 0.25), transparent 60%);
        }

        .related-card-body {
            padding: 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .related-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .related-card-body h3 a {
            color: inherit;
        }

        .related-card-body h3 a:hover {
            color: var(--accent-dark);
        }

        .related-card-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-body time {
            font-size: 13px;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .related-empty {
            text-align: center;
            padding: 40px;
            color: var(--text-weak);
            font-size: 15px;
        }

        /* ===== CTA Band ===== */
        .cta-band {
            position: relative;
            background: var(--primary);
            padding: 70px 0;
            overflow: hidden;
        }

        .cta-band::before {
            content: "";
            position: absolute;
            top: -40%;
            right: -15%;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 168, 86, 0.15), transparent 60%);
        }

        .cta-band::after {
            content: "";
            position: absolute;
            bottom: -50%;
            left: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.04), transparent 60%);
        }

        .cta-band .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 30px;
        }

        .cta-content h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            max-width: 480px;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 50px;
        }

        .footer-brand .brand {
            margin-bottom: 18px;
        }

        .footer-brand .brand-text {
            font-size: 18px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

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

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

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

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-contact i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Focus States ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav {
                position: fixed;
                top: 74px;
                left: 0;
                right: 0;
                background: rgba(11, 31, 58, 0.98);
                flex-direction: column;
                padding: 20px 24px 30px;
                gap: 12px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
                transform: translateY(-150%);
                opacity: 0;
                pointer-events: none;
                transition: transform 0.4s ease, opacity 0.3s ease;
                border-bottom: 2px solid var(--accent);
                z-index: 99;
            }

            .main-nav.nav-open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-list {
                flex-direction: column;
                width: 100%;
                gap: 4px;
            }

            .nav-link {
                display: block;
                width: 100%;
                text-align: left;
                padding: 12px 16px;
                font-size: 16px;
            }

            .btn-nav-cta {
                width: 100%;
                justify-content: center;
                margin-left: 0;
                margin-top: 8px;
            }

            .nav-toggle {
                display: flex;
            }

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

            .article-layout {
                padding: 34px 30px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }

            .site-header .header-inner {
                height: 66px;
            }

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

            .brand-mark {
                width: 38px;
                height: 38px;
                font-size: 15px;
            }

            .article-hero {
                padding: 64px 0 90px;
            }

            .article-hero-title {
                font-size: 28px;
            }

            .article-layout {
                margin-top: -40px;
                padding: 24px 18px;
                border-radius: 12px;
            }

            .article-excerpt {
                padding: 16px 18px;
                font-size: 15px;
                margin-bottom: 28px;
            }

            .article-content h2 {
                font-size: 22px;
            }
            .article-content h3 {
                font-size: 18px;
            }

            .related-section {
                padding: 50px 0 70px;
            }

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

            .cta-band {
                padding: 50px 0;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
                gap: 6px;
            }
        }

        @media (max-width: 520px) {
            .brand-text {
                font-size: 15px;
            }

            .btn-nav-cta {
                padding: 10px 18px;
                font-size: 13px;
            }

            .article-hero-title {
                font-size: 24px;
            }

            .article-hero-meta {
                gap: 10px;
            }

            .meta-item {
                font-size: 13px;
            }

            .related-grid {
                margin: 0;
            }

            .related-card-body h3 {
                font-size: 16px;
            }

            .cta-actions {
                flex-direction: column;
                width: 100%;
            }

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

/* roulang page: category2 */
/* ========== 设计变量 ========== */
    :root {
      --primary: #2754e6;
      --primary-dark: #1d3fbf;
      --primary-light: #5a7ef0;
      --accent: #f7b500;
      --bg: #f5f7fc;
      --bg-white: #ffffff;
      --bg-dark: #08152b;
      --text: #1b2a41;
      --text-light: #5b6b83;
      --text-muted: #8b98ac;
      --border: #e3e9f2;
      --radius-lg: 22px;
      --radius-md: 14px;
      --radius-sm: 10px;
      --shadow-sm: 0 4px 16px rgba(16, 30, 70, 0.06);
      --shadow-md: 0 12px 32px rgba(16, 30, 70, 0.10);
      --shadow-lg: 0 24px 60px rgba(16, 30, 70, 0.16);
      --spacer: 16px;
      --header-h: 80px;
      --transition: all 0.3s ease;
    }

    /* ========== 基础重置 ========== */
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      background: var(--bg);
      color: var(--text);
      -webkit-font-smoothing: antialiased;
    }

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

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

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

    ul,
    ol {
      list-style: none;
    }

    /* ========== 布局容器 ========== */
    .container {
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    .section {
      padding: 88px 0;
    }

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

    .section-dark {
      background: var(--bg-dark);
      color: #fff;
    }

    /* ========== 节标题 ========== */
    .section-head {
      max-width: 720px;
      margin-bottom: 48px;
    }

    .section-head .section-tag {
      display: inline-block;
      background: rgba(39, 84, 230, 0.08);
      color: var(--primary);
      font-weight: 600;
      font-size: 14px;
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 16px;
      letter-spacing: 1px;
    }

    .section-head .section-title {
      font-size: 36px;
      line-height: 1.25;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 14px;
    }

    .section-head .section-desc {
      font-size: 16px;
      color: var(--text-light);
      line-height: 1.7;
    }

    .section-dark .section-head .section-title {
      color: #fff;
    }

    .section-dark .section-head .section-desc {
      color: rgba(255, 255, 255, 0.72);
    }

    /* ========== 按钮 ========== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-weight: 600;
      border-radius: 999px;
      padding: 14px 32px;
      border: 2px solid transparent;
      background: var(--primary);
      color: #fff;
      font-size: 16px;
      line-height: 1;
      cursor: pointer;
      transition: var(--transition);
    }

    .btn:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 10px 26px rgba(39, 84, 230, 0.28);
    }

    .btn:focus {
      outline: 3px solid rgba(39, 84, 230, 0.3);
      outline-offset: 2px;
    }

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

    .btn-outline:hover {
      background: #fff;
      color: var(--text);
      border-color: #fff;
      box-shadow: 0 8px 24px rgba(255, 255, 255, 0.18);
    }

    .btn-light {
      background: #fff;
      color: var(--text);
    }

    .btn-light:hover {
      background: #f0f2f7;
      color: var(--primary);
      box-shadow: 0 10px 26px rgba(15, 25, 60, 0.12);
    }

    /* ========== 导航 ========== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
      height: var(--header-h);
    }

    .site-header .header-inner {
      height: var(--header-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

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

    .brand-mark {
      width: 42px;
      height: 42px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      color: #fff;
      font-weight: 800;
      font-size: 16px;
      border-radius: 12px;
      box-shadow: 0 8px 20px rgba(39, 84, 230, 0.3);
    }

    .brand-text {
      font-size: 20px;
      font-weight: 700;
      color: var(--text);
      white-space: nowrap;
    }

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

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

    .nav-link {
      display: inline-block;
      padding: 10px 16px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-light);
      transition: var(--transition);
    }

    .nav-link:hover {
      color: var(--primary);
      background: rgba(39, 84, 230, 0.06);
    }

    .nav-link.active {
      color: var(--primary);
      background: rgba(39, 84, 230, 0.1);
      font-weight: 600;
    }

    .btn-nav-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--primary);
      color: #fff;
      border-radius: 999px;
      padding: 12px 24px;
      font-weight: 600;
      font-size: 15px;
      transition: var(--transition);
    }

    .btn-nav-cta:hover {
      background: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 8px 20px rgba(39, 84, 230, 0.3);
    }

    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: none;
      background: transparent;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 5px;
      cursor: pointer;
    }

    .nav-toggle .bar {
      width: 24px;
      height: 2px;
      background: var(--text);
      border-radius: 4px;
      transition: var(--transition);
    }

    .nav-toggle.active .bar:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(2) {
      opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    /* ========== 页面 Hero ========== */
    .page-hero {
      position: relative;
      min-height: 460px;
      display: flex;
      align-items: center;
      background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
      padding: 120px 0 90px;
      overflow: hidden;
    }

    .page-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(105deg, rgba(5, 15, 35, 0.92) 20%, rgba(10, 28, 60, 0.62) 70%, rgba(39, 84, 230, 0.35));
    }

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

    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.75);
      margin-bottom: 22px;
    }

    .breadcrumb a {
      color: rgba(255, 255, 255, 0.75);
    }

    .breadcrumb a:hover {
      color: #fff;
    }

    .breadcrumb .sep {
      opacity: 0.6;
    }

    .breadcrumb .current {
      color: #fff;
      font-weight: 600;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: #fff;
      font-size: 13px;
      padding: 8px 18px;
      border-radius: 999px;
      margin-bottom: 20px;
      backdrop-filter: blur(8px);
    }

    .hero-title {
      font-size: 54px;
      line-height: 1.15;
      color: #fff;
      font-weight: 800;
      margin-bottom: 20px;
      max-width: 700px;
    }

    .hero-desc {
      font-size: 18px;
      line-height: 1.7;
      color: rgba(255, 255, 255, 0.82);
      max-width: 660px;
      margin-bottom: 36px;
    }

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

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 40px;
      padding-top: 28px;
      border-top: 1px solid rgba(255, 255, 255, 0.16);
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.14);
      color: rgba(255, 255, 255, 0.85);
      font-size: 14px;
      padding: 8px 16px;
      border-radius: 999px;
    }

    /* ========== 数据统计 ========== */
    .stats-section {
      padding: 72px 0;
      margin-top: -40px;
      position: relative;
      z-index: 5;
    }

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

    .stats-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      padding: 34px 28px;
      text-align: center;
      box-shadow: var(--shadow-md);
      border: 1px solid rgba(255, 255, 255, 0.6);
      transition: var(--transition);
    }

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

    .stats-card .icon {
      width: 56px;
      height: 56px;
      margin: 0 auto 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(39, 84, 230, 0.08);
      color: var(--primary);
      font-size: 24px;
      border-radius: 16px;
    }

    .stats-card .stats-num {
      font-size: 34px;
      font-weight: 800;
      color: var(--text);
      line-height: 1.2;
    }

    .stats-card .stats-label {
      font-size: 14px;
      color: var(--text-light);
      margin-top: 8px;
    }

    /* ========== 资讯卡片列表 ========== */
    .news-grid .cell {
      margin-bottom: 28px;
    }

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

    .news-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
    }

    .news-cover {
      position: relative;
      height: 210px;
      overflow: hidden;
    }

    .news-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

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

    .news-tag {
      position: absolute;
      left: 16px;
      top: 16px;
      background: rgba(20, 30, 60, 0.78);
      color: #fff;
      font-size: 12px;
      font-weight: 600;
      backdrop-filter: blur(6px);
      padding: 5px 14px;
      border-radius: 999px;
    }

    .news-date {
      position: absolute;
      right: 16px;
      top: 16px;
      background: rgba(255, 255, 255, 0.9);
      color: var(--text);
      font-size: 12px;
      font-weight: 600;
      padding: 5px 12px;
      border-radius: 999px;
    }

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

    .news-title {
      font-size: 18px;
      font-weight: 700;
      line-height: 1.5;
      color: var(--text);
      margin-bottom: 10px;
    }

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

    .news-excerpt {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.65;
      margin-bottom: 18px;
      flex: 1;
    }

    .news-more {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
    }

    .news-more i {
      transition: transform 0.3s ease;
    }

    .news-more:hover i {
      transform: translateX(4px);
    }

    /* ========== 核心能力卡片 ========== */
    .feature-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      padding: 36px 30px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      height: 100%;
      transition: var(--transition);
    }

    .feature-card:hover {
      box-shadow: var(--shadow-md);
      border-color: rgba(39, 84, 230, 0.25);
      transform: translateY(-4px);
    }

    .feature-icon {
      width: 62px;
      height: 62px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 18px;
      font-size: 26px;
      margin-bottom: 22px;
      box-shadow: 0 10px 24px rgba(39, 84, 230, 0.25);
    }

    .feature-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 12px;
    }

    .feature-desc {
      font-size: 14px;
      line-height: 1.7;
      color: var(--text-light);
    }

    /* ========== 深色图文区块 ========== */
    .spotlight-section {
      background: var(--bg-dark);
      position: relative;
      overflow: hidden;
    }

    .spotlight-section::before {
      content: '';
      position: absolute;
      width: 420px;
      height: 420px;
      background: rgba(39, 84, 230, 0.22);
      filter: blur(100px);
      border-radius: 50%;
      right: -80px;
      bottom: -120px;
    }

    .spotlight-section .container {
      position: relative;
      z-index: 2;
    }

    .spotlight-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 70px;
      align-items: center;
    }

    .spotlight-media {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
    }

    .spotlight-media img {
      width: 100%;
      height: 410px;
      object-fit: cover;
    }

    .spotlight-content h2 {
      font-size: 34px;
      color: #fff;
      margin-bottom: 18px;
      line-height: 1.3;
    }

    .spotlight-content p {
      font-size: 16px;
      color: rgba(255, 255, 255, 0.72);
      line-height: 1.75;
      margin-bottom: 30px;
    }

    .spotlight-list {
      display: grid;
      gap: 14px;
    }

    .spotlight-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      color: rgba(255, 255, 255, 0.9);
      font-size: 15px;
      padding: 14px 18px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
    }

    .spotlight-list i {
      color: var(--accent);
    }

    /* ========== 热门数据排行 ========== */
    .trend-list {
      display: grid;
      gap: 16px;
    }

    .trend-item {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: flex;
      align-items: center;
      gap: 20px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .trend-item:hover {
      box-shadow: var(--shadow-md);
      transform: translateX(6px);
      border-color: rgba(39, 84, 230, 0.2);
    }

    .trend-rank {
      width: 46px;
      height: 46px;
      background: rgba(39, 84, 230, 0.08);
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 18px;
      color: var(--primary);
      flex-shrink: 0;
    }

    .trend-info {
      flex: 1;
    }

    .trend-info h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 4px;
    }

    .trend-info p {
      font-size: 14px;
      color: var(--text-light);
    }

    .trend-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .trend-tag {
      background: rgba(247, 181, 0, 0.12);
      color: #9c6f00;
      font-size: 13px;
      font-weight: 600;
      padding: 5px 14px;
      border-radius: 999px;
    }

    /* ========== FAQ ========== */
    .faq-card {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 0;
      margin-bottom: 16px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item.active {
      box-shadow: var(--shadow-sm);
      border-color: rgba(39, 84, 230, 0.24);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: transparent;
      border: none;
      padding: 22px 26px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      cursor: pointer;
      text-align: left;
      transition: var(--transition);
    }

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

    .faq-question i {
      font-size: 16px;
      color: var(--text-muted);
      transition: transform 0.3s ease;
    }

    .faq-item.active .faq-question i {
      transform: rotate(180deg);
      color: var(--primary);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease;
    }

    .faq-answer-inner {
      padding: 0 26px 26px;
      color: var(--text-light);
      line-height: 1.7;
      font-size: 15px;
    }

    .faq-item.active .faq-answer {
      max-height: 320px;
    }

    /* ========== CTA ========== */
    .cta-section {
      padding: 70px 0 100px;
    }

    .cta-card {
      background: linear-gradient(120deg, var(--primary), var(--primary-dark));
      border-radius: var(--radius-lg);
      padding: 64px 56px;
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 30px;
      position: relative;
      overflow: hidden;
      box-shadow: 0 30px 70px rgba(39, 84, 230, 0.3);
    }

    .cta-card::before {
      content: '';
      position: absolute;
      width: 260px;
      height: 260px;
      border: 2px solid rgba(255, 255, 255, 0.12);
      border-radius: 50%;
      right: -80px;
      top: -100px;
    }

    .cta-card::after {
      content: '';
      position: absolute;
      width: 140px;
      height: 140px;
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: 50%;
      right: 70px;
      bottom: -40px;
    }

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

    .cta-title {
      font-size: 30px;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 12px;
    }

    .cta-desc {
      font-size: 16px;
      color: rgba(255, 255, 255, 0.8);
      max-width: 600px;
    }

    .cta-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      position: relative;
      z-index: 2;
    }

    /* ========== 页脚 ========== */
    .site-footer {
      background: #0b1a30;
      color: rgba(255, 255, 255, 0.72);
      padding: 70px 0 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 50px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-brand .brand {
      margin-bottom: 18px;
    }

    .footer-brand .brand-text {
      color: #fff;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.7;
      color: rgba(255, 255, 255, 0.6);
      max-width: 360px;
    }

    .footer-col h4 {
      color: #fff;
      font-size: 17px;
      font-weight: 600;
      margin-bottom: 20px;
    }

    .footer-col ul {
      display: grid;
      gap: 12px;
    }

    .footer-col ul li a {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.65);
      transition: var(--transition);
    }

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

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

    .footer-contact i {
      color: var(--primary-light);
    }

    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 24px 0;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.45);
    }

    /* ========== 响应式 ========== */
    @media (max-width: 1024px) {
      .stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .spotlight-inner {
        gap: 40px;
      }

      .spotlight-content h2 {
        font-size: 28px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
      }

      .hero-title {
        font-size: 44px;
      }
    }

    @media (max-width: 900px) {
      .nav-toggle {
        display: flex;
      }

      .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 78%;
        max-width: 360px;
        height: 100vh;
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
        padding: 90px 30px 30px;
        box-shadow: -20px 0 60px rgba(0, 0, 0, 0.12);
        transition: right 0.35s ease;
        z-index: 999;
      }

      .main-nav.open {
        right: 0;
      }

      .nav-list {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 4px;
      }

      .nav-link {
        width: 100%;
        font-size: 16px;
        padding: 14px 16px;
      }

      .btn-nav-cta {
        width: 100%;
        justify-content: center;
        margin-top: 10px;
      }

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

      .spotlight-media img {
        height: 300px;
      }
    }

    @media (max-width: 768px) {
      .section {
        padding: 64px 0;
      }

      .section-head .section-title {
        font-size: 28px;
      }

      .page-hero {
        min-height: 380px;
        padding: 100px 0 60px;
      }

      .hero-title {
        font-size: 34px;
      }

      .hero-desc {
        font-size: 16px;
      }

      .trend-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
      }

      .trend-meta {
        width: 100%;
        justify-content: space-between;
      }

      .cta-card {
        padding: 40px 28px;
      }

      .cta-title {
        font-size: 24px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }
    }

    @media (max-width: 520px) {
      .container {
        padding-left: 18px;
        padding-right: 18px;
      }

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

      .brand-mark {
        width: 36px;
        height: 36px;
        font-size: 14px;
      }

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

      .news-cover {
        height: 180px;
      }

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

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

/* roulang page: category3 */
:root {
  --primary: #0A1B3D;
  --primary-light: #16336D;
  --primary-soft: #E8EDF7;
  --accent: #E8A33D;
  --accent-hover: #D18C24;
  --accent-soft: #FDF3E0;
  --bg: #F4F7FB;
  --bg-white: #FFFFFF;
  --bg-dark: #081426;
  --text: #1A2B4A;
  --text-light: #5A6B88;
  --text-faint: #8A9AB5;
  --border: #E3E9F2;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 12px rgba(10, 31, 68, 0.06);
  --shadow: 0 8px 30px rgba(10, 31, 68, 0.10);
  --shadow-lg: 0 20px 50px rgba(10, 31, 68, 0.16);
  --transition: all 0.3s ease;
  --space-section: 90px;
  --space-section-sm: 60px;
  --container-w: 1200px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; background: none; }
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}
/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-accent {
  background: var(--accent);
  color: var(--primary);
  box-shadow: 0 6px 20px rgba(232, 163, 61, 0.35);
}
.btn-accent:hover { background: var(--accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 30px rgba(232, 163, 61, 0.4); }
.btn-outline {
  border: 2px solid rgba(255,255,255,0.7);
  color: #fff;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(6px);
}
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.18); transform: translateY(-2px); }
.btn-dark {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 20px rgba(10, 27, 61, 0.25);
}
.btn-dark:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(10, 27, 61, 0.3); }
.btn:focus-visible, .nav-link:focus-visible, .accordion-title:focus-visible, a:focus-visible { outline: 3px solid rgba(232, 163, 61, 0.5); outline-offset: 2px; }
/* ===== 标签 ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(255,255,255,0.14);
  color: #fff;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.28);
}
.badge-accent { background: var(--accent-soft); color: #B4730A; border-color: #F3DFC0; }
.badge-blue { background: var(--primary-soft); color: var(--primary); border-color: #D3DFF0; }
.badge-success { background: #E6F7EE; color: #1E8A5A; border-color: #C2ECCF; }
/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 27, 61, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 4px 24px rgba(0,0,0,0.18);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #C98B1E);
  color: var(--primary);
  font-weight: 900;
  font-size: 18px;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 16px rgba(232, 163, 61, 0.4);
}
.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  display: inline-block;
  padding: 9px 18px;
  border-radius: 40px;
  color: rgba(255,255,255,0.78);
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,0.1); }
.nav-link.active {
  color: var(--accent);
  background: rgba(232, 163, 61, 0.14);
  font-weight: 600;
}
.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: 50px;
  background: var(--accent);
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 4px 16px rgba(232,163,61,0.4);
  transition: var(--transition);
  white-space: nowrap;
}
.btn-nav-cta:hover { background: #F5B751; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(232,163,61,0.5); }
.btn-nav-cta i { font-size: 13px; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  cursor: pointer;
  z-index: 130;
}
.nav-toggle .bar {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle.active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active .bar:nth-child(2) { opacity: 0; }
.nav-toggle.active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
/* ===== Hero / Banner ===== */
.page-banner {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  background: url('/assets/images/backpic/back-2.png') center 20% / cover no-repeat;
  overflow: hidden;
}
.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 20, 38, 0.88) 0%, rgba(10, 27, 61, 0.72) 60%, rgba(10, 27, 61, 0.9) 100%);
}
.page-banner .banner-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  padding: 60px 24px;
}
.banner-badge {
  display: inline-flex;
  gap: 8px;
  margin-bottom: 24px;
}
.banner-title {
  font-size: 52px;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 1px;
  margin-bottom: 18px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.banner-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  max-width: 660px;
  margin: 0 auto 34px;
}
.banner-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}
.banner-stats {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 50px;
}
.stat-item {
  padding: 20px 36px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.15);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-size: 34px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.2;
}
.stat-label { font-size: 14px; color: rgba(255,255,255,0.7); margin-top: 4px; }
/* ===== 搜索条 ===== */
.search-help {
  position: relative;
  z-index: 3;
  max-width: 640px;
  margin: 50px auto 0;
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 60px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.2);
  padding: 6px 6px 6px 22px;
  gap: 8px;
}
.search-help i { color: var(--text-faint); font-size: 16px; }
.search-help input {
  flex: 1;
  border: none;
  padding: 12px 4px;
  font-size: 15px;
  color: var(--text);
  min-width: 0;
}
.search-help input:focus { box-shadow: none; }
.search-help button {
  background: var(--accent);
  color: var(--primary);
  border-radius: 50px;
  padding: 13px 30px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.search-help button:hover { background: var(--accent-hover); color: #fff; }
/* ===== 板块通用 ===== */
.section { padding: var(--space-section) 0; }
.section-alt { background: var(--bg-white); }
.section-dark { background: var(--bg-dark); }
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 54px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  color: #B4730A;
  padding: 7px 20px;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
}
.section-tag.dark { background: rgba(232,163,61,0.15); color: var(--accent); }
.section-title {
  font-size: 38px;
  font-weight: 900;
  line-height: 1.25;
  color: var(--text);
  letter-spacing: 0.5px;
}
.section-title.dark { color: #fff; }
.section-desc {
  font-size: 16px;
  color: var(--text-light);
  margin-top: 14px;
  line-height: 1.8;
}
.section-desc.dark { color: rgba(255,255,255,0.65); }
/* ===== 服务卡片 ===== */
.service-grid .columns { margin-bottom: 32px; }
.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 38px 34px;
  height: 100%;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), #F4C278);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.service-card:hover::after { transform: scaleX(1); }
.service-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 22px;
  background: var(--primary-soft);
  color: var(--primary);
}
.service-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}
.service-card p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.75;
}
.service-card .card-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-hover);
}
.service-card .card-more i { transition: transform 0.3s; }
.service-card:hover .card-more i { transform: translateX(4px); }
/* ===== 流程步骤 ===== */
.steps-section { background: var(--bg-white); }
.step-item {
  text-align: center;
  padding: 36px 24px;
  position: relative;
}
.step-num {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 800;
  box-shadow: 0 10px 26px rgba(10, 27, 61, 0.3);
}
.step-item:nth-child(2) .step-num { background: linear-gradient(135deg, #1E4B9E, #2A6CD4); }
.step-item:nth-child(3) .step-num { background: linear-gradient(135deg, var(--accent), #F4C278); color: var(--primary); }
.step-item:nth-child(4) .step-num { background: linear-gradient(135deg, #1E8A5A, #35B578); }
.step-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}
.step-item p { font-size: 14px; color: var(--text-light); line-height: 1.7; }
.step-link {
  position: absolute;
  top: 50%;
  right: -24px;
  transform: translateY(-50%);
  color: #CBD5E6;
  font-size: 22px;
  z-index: 2;
}
/* ===== 安全图文 ===== */
.security-content h2 {
  font-size: 34px;
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 20px;
  color: var(--text);
}
.security-content > p { color: var(--text-light); line-height: 1.8; margin-bottom: 30px; }
.security-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.security-item {
  display: flex;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
}
.security-item:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.security-item .sec-icon {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 12px;
  background: var(--accent-soft);
  color: #B4730A;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.security-item h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.security-item p { font-size: 13px; color: var(--text-light); line-height: 1.6; }
.security-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  min-height: 360px;
  box-shadow: var(--shadow-lg);
}
.security-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.security-media:hover img { transform: scale(1.05); }
.security-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(8, 20, 38, 0.8) 100%);
}
.security-media .media-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 30px 26px;
  z-index: 2;
  color: #fff;
}
.security-media .media-caption h4 { font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.security-media .media-caption p { font-size: 14px; color: rgba(255,255,255,0.8); }
/* ===== 公告列表 ===== */
.announcement-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 28px;
  margin-bottom: 18px;
  transition: var(--transition);
}
.announcement-card:hover { box-shadow: var(--shadow); transform: translateX(6px); border-color: #D6E0EE; }
.announcement-date {
  min-width: 76px;
  text-align: center;
  background: var(--primary-soft);
  border-radius: var(--radius-sm);
  padding: 12px 8px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}
.announcement-date .day { display: block; font-size: 24px; }
.announcement-date .month { font-size: 12px; font-weight: 600; color: var(--primary-light); }
.announcement-body { flex: 1; }
.announcement-body .ann-tags { display: flex; gap: 8px; margin-bottom: 6px; }
.announcement-body h3 { font-size: 17px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.announcement-body p { font-size: 14px; color: var(--text-light); line-height: 1.7; }
.announcement-body .ann-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-hover);
}
.announcement-body .ann-link:hover { color: var(--primary); }
/* ===== FAQ ===== */
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-wrap .accordion {
  background: transparent;
  border: none;
}
.faq-wrap .accordion-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius) !important;
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.faq-wrap .accordion-item:hover { box-shadow: var(--shadow); }
.faq-wrap .accordion-title {
  background: #fff !important;
  color: var(--text) !important;
  font-size: 16px;
  font-weight: 600;
  padding: 22px 28px 22px 54px;
  position: relative;
  transition: var(--transition);
}
.faq-wrap .accordion-title::before {
  content: '\f059';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 18px;
}
.faq-wrap .accordion-title:hover { color: var(--primary) !important; background: #FAFCFF !important; }
.faq-wrap .accordion-title::after {
  content: '+' !important;
  font-family: inherit !important;
  font-size: 26px !important;
  font-weight: 300 !important;
  color: var(--accent) !important;
  position: absolute;
  right: 24px;
  top: 50% !important;
  transform: translateY(-50%);
  transition: transform 0.3s;
}
.faq-wrap .accordion-item.is-active .accordion-title::after {
  content: '−' !important;
  transform: translateY(-50%) rotate(180deg);
}
.faq-wrap .accordion-content {
  background: #FAFCFF !important;
  color: var(--text-light) !important;
  font-size: 15px;
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding: 24px 28px;
}
.faq-wrap .accordion-content p { margin: 0; }
/* ===== CTA ===== */
.cta-section {
  background: url('/assets/images/backpic/back-3.png') center / cover no-repeat fixed;
  position: relative;
  padding: 90px 0;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(8, 20, 38, 0.94) 0%, rgba(10, 27, 61, 0.82) 60%, rgba(22, 51, 109, 0.7) 100%);
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  color: #fff;
}
.cta-inner h2 { font-size: 38px; font-weight: 900; margin-bottom: 16px; line-height: 1.3; }
.cta-inner p { font-size: 16px; color: rgba(255,255,255,0.8); margin-bottom: 32px; line-height: 1.8; }
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px; }
.cta-note {
  margin-top: 22px;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
}
/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding-top: 70px;
  font-size: 14px;
  border-top: 4px solid var(--accent);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
}
.footer-brand .brand-text { font-size: 20px; }
.footer-brand p { margin-top: 18px; line-height: 1.8; color: rgba(255,255,255,0.55); }
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 12px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 26px;
  height: 3px;
  border-radius: 3px;
  background: var(--accent);
}
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col ul li a { color: rgba(255,255,255,0.6); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 5px; }
.footer-contact li { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,0.6); }
.footer-contact li i { color: var(--accent); width: 18px; text-align: center; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 13px;
}
/* ===== 响应式 ===== */
@media screen and (max-width: 1024px) {
  .banner-title { font-size: 42px; }
  .stat-item { padding: 16px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media screen and (max-width: 768px) {
  :root { --space-section: 60px; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 74px;
    right: -100%;
    width: 320px;
    max-width: 88vw;
    height: calc(100vh - 74px);
    background: var(--primary);
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 28px;
    gap: 20px;
    box-shadow: -8px 0 40px rgba(0,0,0,0.3);
    transition: right 0.35s ease;
    overflow-y: auto;
  }
  .main-nav.nav-open { right: 0; }
  .nav-list { flex-direction: column; align-items: flex-start; width: 100%; gap: 4px; }
  .nav-link { display: block; width: 100%; font-size: 16px; padding: 12px 16px; }
  .btn-nav-cta { margin-top: 8px; width: 100%; justify-content: center; }
  .banner-title { font-size: 32px; }
  .banner-subtitle { font-size: 15px; }
  .banner-stats { gap: 0; margin-top: 36px; }
  .stat-item { padding: 14px 16px; }
  .stat-num { font-size: 26px; }
  .section-title { font-size: 28px; }
  .search-help { flex-direction: column; padding: 16px; border-radius: 20px; }
  .search-help input { width: 100%; padding: 8px 4px; }
  .search-help button { width: 100%; }
  .step-link { display: none; }
  .security-list { grid-template-columns: 1fr; }
  .announcement-card { flex-direction: column; gap: 14px; }
  .announcement-date { min-width: 0; display: inline-flex; align-items: center; gap: 6px; padding: 6px 16px; }
  .cta-inner h2 { font-size: 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
}
@media screen and (max-width: 520px) {
  .brand-text { font-size: 15px; }
  .brand-mark { width: 38px; height: 38px; font-size: 15px; }
  .banner-title { font-size: 26px; }
  .stat-item { width: 50%; border-right: none; padding: 12px; }
  .btn { padding: 12px 22px; font-size: 14px; }
  .section-title { font-size: 24px; }
  .service-card { padding: 28px 22px; }
  .security-media { min-height: 260px; }
}