/* roulang page: index */
:root {
  --primary: #0a2540;
  --primary-light: #173a5e;
  --primary-deep: #071a30;
  --accent: #c9a86a;
  --accent-dark: #a8863f;
  --accent-light: #e6d2a8;
  --bg: #f6f5f2;
  --bg-alt: #eef1f5;
  --white: #ffffff;
  --text: #1a2b3c;
  --text-light: #657b92;
  --border: #e2e8f0;
  --radius: 18px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --shadow-sm: 0 2px 8px rgba(10, 37, 64, 0.06);
  --shadow-md: 0 8px 24px rgba(10, 37, 64, 0.08);
  --shadow-lg: 0 16px 40px rgba(10, 37, 64, 0.12);
  --transition: all 0.3s ease;
  --font-base: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-base); background: var(--bg); color: var(--text); line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; transition: color 0.25s ease; }
img { max-width: 100%; }
button, input, select { font-family: inherit; }

.container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }
.section { padding: 90px 0; }
.section-title { font-size: 2rem; font-weight: 700; color: var(--primary); letter-spacing: -0.01em; margin-bottom: 0.5rem; }
.section-subtitle { color: var(--text-light); font-size: 1.05rem; max-width: 620px; line-height: 1.7; }
.section-head { margin-bottom: 48px; }
.text-accent { color: var(--accent) !important; }

.btn { padding: 12px 28px; border-radius: 50px; font-weight: 600; font-size: 0.95rem; letter-spacing: 0.02em; transition: var(--transition); border: none; }
.btn-gold { background: linear-gradient(135deg, var(--accent) 0%, #e0c184 100%); color: #0a2540; box-shadow: 0 6px 20px rgba(201, 168, 106, 0.35); }
.btn-gold:hover { background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent) 100%); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 28px rgba(201, 168, 106, 0.45); }
.btn-outline-light { border: 2px solid rgba(255,255,255,0.85); color: #fff; background: transparent; }
.btn-outline-light:hover { background: rgba(255,255,255,0.12); color: #fff; transform: translateY(-2px); }
.btn-outline-primary { border: 2px solid var(--primary); color: var(--primary); background: transparent; box-shadow: none; }
.btn-outline-primary:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-lg { padding: 15px 36px; font-size: 1.05rem; }

/* ========== 悬浮胶囊导航 ========== */
.site-header { position: fixed; top: 18px; left: 0; right: 0; z-index: 1050; padding: 0 24px; }
.floating-navbar { background: rgba(255, 255, 255, 0.88); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-radius: 60px; padding: 8px 24px; box-shadow: 0 8px 32px rgba(7, 26, 48, 0.12); border: 1px solid rgba(255,255,255,0.6); }
.floating-navbar .navbar-brand { font-size: 1.12rem; font-weight: 700; color: var(--primary); display: flex; align-items: center; gap: 10px; }
.brand-mark { width: 38px; height: 38px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--accent-dark)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 0.95rem; box-shadow: 0 4px 12px rgba(201, 168, 106, 0.35); }
.brand-accent { color: var(--accent); }
.floating-navbar .navbar-nav { gap: 6px; }
.floating-navbar .nav-link { color: var(--text); font-weight: 500; font-size: 0.94rem; padding: 8px 18px !important; border-radius: 30px; transition: var(--transition); }
.floating-navbar .nav-link:hover { color: var(--primary); background: rgba(10, 37, 64, 0.06); }
.floating-navbar .nav-link.active { color: #fff; background: var(--primary); box-shadow: 0 4px 12px rgba(10, 37, 64, 0.25); }
.navbar-toggler { border: none; padding: 6px 10px; }
.navbar-toggler:focus { box-shadow: none; }
.navbar-toggler-icon { background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(10,37,64,0.7)' stroke-width='2.5' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important; }

/* ========== Hero ========== */
.hero { position: relative; min-height: 660px; display: flex; align-items: center; background: var(--primary-deep); overflow: hidden; padding: 160px 0 90px; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0.45; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(7, 26, 48, 0.92) 0%, rgba(10, 37, 64, 0.72) 55%, rgba(10, 37, 64, 0.35) 100%); }
.hero-content { position: relative; z-index: 2; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.25); color: var(--accent-light); font-size: 0.85rem; font-weight: 500; padding: 8px 18px; border-radius: 30px; margin-bottom: 24px; letter-spacing: 0.04em; }
.hero h1 { font-size: 3.1rem; font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 20px; letter-spacing: 0.01em; }
.hero-desc { font-size: 1.15rem; color: rgba(255,255,255,0.82); max-width: 560px; margin-bottom: 36px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-card { background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.18); backdrop-filter: blur(8px); border-radius: 24px; padding: 30px; color: #fff; }
.hero-card .card-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 16px; display: flex; align-items: center; gap: 10px; color: var(--accent-light); }
.hero-card .list-group { background: transparent; border-radius: 16px; overflow: hidden; }
.hero-card .list-group-item { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.08); border-radius: 12px !important; margin-bottom: 8px; color: rgba(255,255,255,0.9); padding: 14px 18px; display: flex; align-items: center; gap: 12px; font-size: 0.95rem; }
.hero-card .list-group-item i { color: var(--accent); width: 20px; }

/* ========== 核心优势 ========== */
.features { background: var(--bg); }
.feature-card { background: var(--white); border-radius: var(--radius); padding: 36px 28px; height: 100%; border: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: var(--transition); position: relative; overflow: hidden; }
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); border-color: var(--accent); }
.feature-icon { width: 60px; height: 60px; border-radius: 16px; background: linear-gradient(135deg, var(--primary), var(--primary-light)); display: flex; align-items: center; justify-content: center; color: var(--accent); font-size: 1.5rem; margin-bottom: 22px; box-shadow: 0 8px 20px rgba(10, 37, 64, 0.18); }
.feature-card h3 { font-size: 1.2rem; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
.feature-card p { color: var(--text-light); font-size: 0.95rem; line-height: 1.75; margin-bottom: 0; }

/* ========== 平台介绍 ========== */
.intro { background: var(--white); }
.intro-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); height: 100%; min-height: 320px; }
.intro-img img { width: 100%; height: 100%; object-fit: cover; }
.intro-list { margin-top: 24px; list-style: none; padding: 0; }
.intro-list li { padding: 12px 0; border-bottom: 1px solid var(--border); display: flex; align-items: flex-start; gap: 12px; color: var(--text); font-size: 0.98rem; }
.intro-list li:last-child { border-bottom: none; }
.intro-list i { color: var(--accent); margin-top: 4px; }

/* ========== 分类入口 ========== */
.catalog { background: var(--bg-alt); position: relative; }
.catalog-card { background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); height: 100%; display: flex; flex-direction: column; border: 1px solid var(--border); }
.catalog-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.catalog-card .catalog-img { height: 180px; overflow: hidden; position: relative; }
.catalog-card .catalog-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.catalog-card:hover .catalog-img img { transform: scale(1.06); }
.catalog-card .catalog-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.catalog-card .catalog-body h3 { font-size: 1.15rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.catalog-card .catalog-body p { color: var(--text-light); font-size: 0.92rem; margin-bottom: 16px; flex: 1; }
.catalog-link { display: inline-flex; align-items: center; gap: 8px; color: var(--accent-dark); font-weight: 600; font-size: 0.9rem; }
.catalog-link:hover { color: var(--primary); gap: 12px; transition: gap 0.3s; }

/* ========== 最新资讯 ========== */
.news { background: var(--bg); }
.news-item { display: flex; gap: 20px; background: var(--white); border-radius: var(--radius); padding: 22px; margin-bottom: 20px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: var(--transition); }
.news-item:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.news-img { width: 150px; height: 110px; flex-shrink: 0; border-radius: var(--radius-sm); overflow: hidden; }
.news-img img { width: 100%; height: 100%; object-fit: cover; }
.news-body { flex: 1; min-width: 0; }
.news-body h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; color: var(--primary); line-height: 1.45; }
.news-body h3 a:hover { color: var(--accent-dark); }
.news-body p { font-size: 0.92rem; color: var(--text-light); margin-bottom: 10px; line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { display: flex; align-items: center; gap: 14px; font-size: 0.8rem; color: var(--text-light); }
.news-meta .badge { background: var(--primary); color: #fff; padding: 5px 14px; border-radius: 20px; font-weight: 500; font-size: 0.75rem; }
.news-meta time { display: flex; align-items: center; gap: 6px; }
.news-sidebar .card-item { background: var(--white); border-radius: var(--radius-sm); padding: 20px; border: 1px solid var(--border); margin-bottom: 16px; display: flex; align-items: center; gap: 14px; box-shadow: var(--shadow-sm); transition: var(--transition); }
.news-sidebar .card-item:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--accent); }
.news-sidebar .card-item i { font-size: 1.4rem; color: var(--accent); width: 32px; text-align: center; }
.news-sidebar .card-item .info h6 { font-size: 0.95rem; font-weight: 600; margin-bottom: 2px; color: var(--primary); }
.news-sidebar .card-item .info span { font-size: 0.8rem; color: var(--text-light); }
.no-data { padding: 40px; text-align: center; color: var(--text-light); background: var(--white); border-radius: var(--radius); border: 1px dashed var(--border); font-size: 1rem; }

/* ========== 数据统计 + 流程 ========== */
.stats-section { position: relative; background: var(--primary-deep); padding: 80px 0; color: #fff; overflow: hidden; }
.stats-section .bg-img { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0.22; }
.stats-section .container { position: relative; z-index: 2; }
.stat-card { text-align: center; padding: 30px 16px; }
.stat-num { font-size: 2.6rem; font-weight: 800; color: var(--accent); line-height: 1.2; }
.stat-label { color: rgba(255,255,255,0.75); font-size: 0.95rem; margin-top: 6px; }
.process-steps { margin-top: 50px; }
.process-step { text-align: center; padding: 20px; position: relative; }
.process-step .step-num { width: 46px; height: 46px; border-radius: 50%; background: var(--accent); color: var(--primary-deep); font-weight: 800; font-size: 1.05rem; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; box-shadow: 0 6px 18px rgba(201,168,106,0.4); }
.process-step h6 { color: #fff; font-size: 1; font-weight: 600; margin-bottom: 6px; }
.process-step p { color: rgba(255,255,255,0.65); font-size: 0.85rem; margin-bottom: 0; }
.process-step::after { content: ''; position: absolute; top: 43px; right: -20px; width: 40px; height: 2px; background: rgba(255,255,255,0.15); }
.process-step:last-child::after { display: none; }

/* ========== FAQ ========== */
.faq { background: var(--bg); }
.faq-item { background: var(--white); border-radius: var(--radius-sm); border: 1px solid var(--border); margin-bottom: 14px; overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); }
.faq-item:hover { box-shadow: var(--shadow-md); border-color: var(--accent); }
.faq-item summary { padding: 20px 24px; font-weight: 600; color: var(--primary); cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-size: 1rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--accent); transition: transform 0.3s ease; font-size: 0.85rem; }
.faq-item[open] summary i { transform: rotate(180deg); }
.faq-item .faq-body { padding: 0 24px 20px; color: var(--text-light); font-size: 0.95rem; line-height: 1.75; }

/* ========== CTA ========== */
.cta-section { background: var(--primary); position: relative; padding: 70px 0; text-align: center; }
.cta-section h2 { color: #fff; font-size: 2.1rem; font-weight: 700; margin-bottom: 14px; }
.cta-section p { color: rgba(255,255,255,0.7); max-width: 560px; margin: 0 auto 32px; font-size: 1.05rem; }

/* ========== 页脚 ========== */
.footer { background: var(--primary-deep); color: rgba(255,255,255,0.7); padding: 70px 0 0; }
.footer h5 { color: #fff; font-weight: 700; margin-bottom: 20px; font-size: 1.05rem; }
.footer .brand-logo { display: flex; align-items: center; gap: 12px; color: #fff; font-size: 1.15rem; font-weight: 700; margin-bottom: 18px; }
.footer .brand-logo .brand-mark { width: 42px; height: 42px; font-size: 1rem; }
.footer p { font-size: 0.9rem; line-height: 1.7; color: rgba(255,255,255,0.55); }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { margin-bottom: 10px; }
.footer ul a { color: rgba(255,255,255,0.6); font-size: 0.92rem; transition: var(--transition); }
.footer ul a:hover { color: var(--accent); padding-left: 6px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); margin-top: 50px; padding: 24px 0; text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.4); }

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .section { padding: 70px 0; }
  .hero { min-height: 560px; padding-top: 140px; }
  .hero h1 { font-size: 2.5rem; }
}
@media (max-width: 768px) {
  .floating-navbar { border-radius: 24px; padding: 10px 18px; }
  .floating-navbar .navbar-collapse { padding: 16px 8px 8px; text-align: center; }
  .floating-navbar .navbar-nav { gap: 4px; margin-bottom: 12px; }
  .floating-navbar .nav-link { padding: 10px 14px !important; }
  .floating-navbar .btn { width: 100%; margin: 0 !important; }
  .site-header { top: 14px; padding: 0 16px; }
  .hero { min-height: 520px; padding: 130px 0 70px; }
  .hero h1 { font-size: 2rem; }
  .hero-desc { font-size: 1rem; }
  .section-title { font-size: 1.7rem; }
  .news-item { flex-direction: column; }
  .news-img { width: 100%; height: 160px; }
  .process-step::after { display: none; }
  .stat-num { font-size: 2rem; }
}
@media (max-width: 520px) {
  .section { padding: 55px 0; }
  .hero { padding: 120px 16px 60px; }
  .hero h1 { font-size: 1.65rem; }
  .hero-actions .btn { width: 100%; }
  .btn-lg { padding: 14px 28px; font-size: 0.95rem; }
  .section-title { font-size: 1.45rem; }
  .section-subtitle { font-size: 0.92rem; }
  .footer { padding-top: 50px; }
  .news-meta { flex-wrap: wrap; gap: 8px; }
}

/* roulang page: category1 */
:root {
            --primary: #0f1b2d;
            --primary-light: #1a2a45;
            --secondary: #2c3e5a;
            --accent: #c8a45c;
            --accent-dark: #a8873f;
            --accent-light: #f2e3c0;
            --bg-body: #f5f7fb;
            --bg-white: #ffffff;
            --bg-soft: #eef2f8;
            --text-main: #1c2540;
            --text-body: #3a4358;
            --text-muted: #6b7488;
            --border-color: #e2e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 10px rgba(15, 27, 45, .06);
            --shadow-md: 0 8px 30px rgba(15, 27, 45, .09);
            --shadow-lg: 0 18px 45px rgba(15, 27, 45, .14);
            --transition: .25s cubic-bezier(.4, 0, .2, 1);
            --container-w: 1240px;
        }

        *,
        *::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-body);
            color: var(--text-body);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: var(--container-w);
            padding-left: 20px;
            padding-right: 20px;
        }

        .section {
            padding: 90px 0;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-light);
            color: var(--accent-dark);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            margin-bottom: 18px;
            text-transform: uppercase;
            border: 1px solid rgba(200, 164, 92, .2);
        }

        .section-title {
            font-size: clamp(1.8rem, 3.4vw, 2.6rem);
            font-weight: 800;
            color: var(--primary);
            line-height: 1.35;
            letter-spacing: .5px;
            margin-bottom: 16px;
        }

        .section-desc {
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
            color: var(--text-muted);
            font-size: 1.05rem;
            margin-bottom: 50px;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-gold {
            color: var(--accent) !important;
        }
        
        .shape-divider {
            height: 40px;
            background: linear-gradient(to bottom, var(--bg-soft), var(--bg-body));
            border: none;
            margin: -40px 0 0;
        }

        /* ==== Floating Navbar ==== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            padding-top: 14px;
            padding-bottom: 14px;
            background: transparent;
            transition: var(--transition);
        }

        .site-header .floating-navbar {
            background: rgba(12, 20, 36, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: 60px;
            padding: 10px 28px;
            border: 1px solid rgba(255, 255, 255, .08);
            box-shadow: 0 12px 35px rgba(0, 0, 0, .45);
            max-width: 1200px;
            margin: 0 auto;
            transition: background .3s ease, box-shadow .3s ease;
        }

        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            letter-spacing: .3px;
            padding-top: 0;
            padding-bottom: 0;
        }

        .site-header .navbar-brand:hover {
            color: var(--accent);
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, #f5d684, #c8a45c);
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--primary);
            box-shadow: 0 4px 12px rgba(200, 164, 92, .4);
        }

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

        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, .75);
            font-weight: 600;
            font-size: 15px;
            padding: 8px 18px !important;
            border-radius: 30px;
            transition: var(--transition);
            margin: 0 2px;
            letter-spacing: .3px;
        }

        .site-header .navbar-nav .nav-link:hover,
        .site-header .navbar-nav .nav-link.active {
            color: var(--accent);
            background: rgba(200, 164, 92, .12);
        }

        .site-header .navbar-toggler {
            border-color: rgba(255, 255, 255, .25);
            border-radius: 10px;
            padding: 6px 10px;
        }

        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(255,255,255,0.85)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
            width: 24px;
            height: 24px;
        }

        .btn-gold {
            background: linear-gradient(135deg, #f5d684, #c8a45c);
            color: var(--primary);
            border: none;
            font-weight: 700;
            padding: 10px 24px;
            border-radius: 30px;
            letter-spacing: .5px;
            box-shadow: 0 8px 20px rgba(200, 164, 92, .35);
            transition: var(--transition);
        }

        .btn-gold:hover,
        .btn-gold:focus {
            background: linear-gradient(135deg, #ffdf8e, #bd8d43);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(200, 164, 92, .48);
        }

        .btn-outline-light-soft {
            border: 1.5px solid rgba(255, 255, 255, .25);
            color: #fff;
            border-radius: 30px;
            padding: 10px 26px;
            font-weight: 600;
            transition: var(--transition);
        }

        .btn-outline-light-soft:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(255, 255, 255, .5);
            color: #fff;
        }

        /* ==== Page hero ==== */
        .page-hero {
            position: relative;
            padding: 120px 0 90px;
            background: linear-gradient(120deg, rgba(10, 18, 32, .92), rgba(20, 35, 60, .85)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            overflow: hidden;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            right: -100px;
            bottom: -100px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(200, 164, 92, .25), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .hero-content {
            max-width: 760px;
            position: relative;
            z-index: 2;
        }

        .page-hero .hero-badge {
            display: inline-block;
            background: rgba(200, 164, 92, .2);
            border: 1px solid rgba(200, 164, 92, .3);
            color: #f2d68c;
            padding: 6px 20px;
            border-radius: 30px;
            font-size: 14px;
            letter-spacing: 1.5px;
            margin-bottom: 22px;
            font-weight: 600;
        }

        .page-hero h1 {
            font-size: clamp(2rem, 4.4vw, 3.2rem);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 20px;
            color: #ffffff;
            letter-spacing: .5px;
        }

        .page-hero p.lead {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 28px;
            max-width: 620px;
        }

        .breadcrumb-simple {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, .6);
            margin-top: 16px;
        }

        .breadcrumb-simple a {
            color: rgba(255, 255, 255, .75);
            text-decoration: none;
        }

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

        .breadcrumb-simple .sep {
            opacity: .4;
        }

        /* ==== 步骤区块 ==== */
        .steps-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 35px 28px;
            height: 100%;
            border: 1px solid rgba(0, 0, 0, .03);
            box-shadow: var(--shadow-sm);
            transition: transform .35s ease, box-shadow .35s ease;
            position: relative;
            text-align: center;
        }

        .steps-card:hover {
            transform: translateY(-12px);
            box-shadow: var(--shadow-md);
        }

        .step-num {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            font-weight: 800;
            margin: 0 auto 22px;
            box-shadow: 0 8px 18px rgba(15, 27, 45, .18);
        }

        .steps-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .steps-card p {
            color: var(--text-muted);
            font-size: .92rem;
            margin-bottom: 0;
        }

        /* 登录方式卡片 */
        .login-method-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            position: relative;
        }

        .login-method-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: rgba(200, 164, 92, .4);
        }

        .method-img-wrap {
            height: 176px;
            overflow: hidden;
            position: relative;
            background: var(--bg-soft);
        }

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

        .login-method-card:hover .method-img-wrap img {
            transform: scale(1.04);
        }

        .method-body {
            padding: 30px 22px 24px;
            text-align: center;
        }

        .method-badge {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent-dark);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1px;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 14px;
            border: 1px solid rgba(200, 164, 92, .15);
        }

        .method-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .method-body p {
            font-size: .9rem;
            color: var(--text-muted);
            margin-bottom: 18px;
        }

        .btn-method {
            background: var(--primary);
            color: #fff;
            font-size: .9rem;
            font-weight: 600;
            padding: 9px 24px;
            border-radius: 30px;
            border: none;
            transition: var(--transition);
            display: inline-block;
        }

        .btn-method:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(200, 164, 92, .35);
        }

        /* 注意事项 */
        .notice-box {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            margin-bottom: 16px;
            border-left: 4px solid var(--accent);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .notice-box h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .notice-box h4 i {
            color: var(--accent);
        }

        .notice-box p {
            color: var(--text-muted);
            font-size: .92rem;
            margin-bottom: 0;
            padding-left: 28px;
        }

        /* 数据统计 */
        .data-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 35px 30px;
            box-shadow: var(--shadow-sm);
        }

        .data-cell {
            text-align: center;
            flex: 1 1 160px;
            padding: 10px;
            position: relative;
        }

        .data-cell + .data-cell::before {
            content: '';
            position: absolute;
            left: 0;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--border-color);
        }

        .data-cell .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .data-cell .num span {
            color: var(--accent);
            margin-left: 4px;
        }

        .data-cell .label {
            font-size: .88rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            overflow: hidden;
            background: var(--bg-white);
            box-shadow: var(--shadow-sm);
        }

        .faq-accordion .accordion-button {
            font-weight: 700;
            color: var(--primary);
            background: var(--bg-white);
            font-size: 1rem;
            padding: 18px 24px;
            box-shadow: none;
            border-radius: var(--radius-md) !important;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--accent-dark);
            background: var(--accent-light);
            border-bottom-left-radius: 0;
            border-bottom-right-radius: 0;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(200, 164, 92, .18);
        }

        .faq-accordion .accordion-body {
            padding: 20px 24px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-color);
        }

        .accordion-button::after {
            background: none;
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f067";
            color: var(--accent);
            width: auto;
            height: auto;
            font-size: 14px;
            transition: transform .3s;
        }

        .accordion-button:not(.collapsed)::after {
            background: none;
            content: "\f068";
            color: var(--accent-dark);
            transform: rotate(180deg);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(120deg, rgba(12, 20, 36, .92), rgba(20, 35, 60, .88)), url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            border-radius: 28px;
            padding: 70px 50px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin-top: 30px;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, rgba(200, 164, 92, .3), transparent 70%);
            border-radius: 50%;
        }

        .cta-section h2 {
            font-size: clamp(1.7rem, 3vw, 2.3rem);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-section p {
            opacity: .8;
            max-width: 560px;
            margin: 0 auto 30px;
        }

        .cta-btn-wrap a {
            margin: 0 8px;
        }

        /* Footer */
        .footer {
            background: var(--primary);
            color: rgba(255, 255, 255, .72);
            padding: 70px 0 0;
            margin-top: 90px;
        }

        .footer .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer .brand-mark {
            background: linear-gradient(135deg, #f5d684, #c8a45c);
            color: var(--primary);
            border-radius: 10px;
            width: 34px;
            height: 34px;
            font-size: 14px;
        }

        .footer p {
            font-size: .92rem;
            line-height: 1.8;
            max-width: 360px;
        }

        .footer h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 1px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer h5::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 26px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

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

        .footer ul li {
            margin-bottom: 8px;
        }

        .footer ul li a {
            color: rgba(255, 255, 255, .65);
            font-size: .92rem;
            transition: var(--transition);
        }

        .footer ul li a:hover {
            color: var(--accent);
            padding-left: 5px;
        }

        .footer-bottom {
            margin-top: 40px;
            padding: 18px 0;
            border-top: 1px solid rgba(255, 255, 255, .08);
            text-align: center;
            font-size: .85rem;
            color: rgba(255, 255, 255, .45);
        }

        /* ==== 响应式 ==== */
        @media (max-width: 1024px) {
            .section {
                padding: 70px 0;
            }
            .cta-section {
                padding: 50px 30px;
            }
            .site-header .floating-navbar {
                border-radius: 24px;
                padding: 10px 18px;
            }
        }

        @media (max-width: 768px) {
            body {
                font-size: 15px;
            }
            .section {
                padding: 60px 0;
            }
            .site-header .floating-navbar {
                width: calc(100% - 24px);
                margin: 0 auto;
            }
            .navbar-collapse {
                padding: 10px 0;
            }
            .navbar-collapse .navbar-nav {
                margin-top: 8px;
            }
            .navbar-collapse .nav-link {
                padding: 8px 16px !important;
                margin: 2px 0;
            }
            .navbar-collapse .btn-gold {
                margin-left: 0 !important;
                margin-top: 12px !important;
                width: 100%;
            }
            .page-hero {
                padding: 80px 0 60px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .data-cell + .data-cell::before {
                display: none;
            }
            .data-cell {
                flex: 1 1 50%;
            }
            .cta-section {
                padding: 40px 24px;
                border-radius: 20px;
            }
            .cta-btn-wrap .btn {
                display: block;
                margin: 8px auto;
                max-width: 260px;
            }
            .footer {
                padding-top: 50px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .float-lg-nav .navbar-nav {
                background: var(--primary-light);
                border-radius: 14px;
                padding: 8px;
            }
            .steps-card {
                padding: 24px 16px;
            }
            .step-num {
                width: 52px;
                height: 52px;
                font-size: 20px;
            }
            .notice-box p {
                padding-left: 0;
                margin-top: 6px;
            }
            .data-cell {
                flex: 1 1 100%;
            }
            .cta-section {
                padding: 32px 18px;
            }
        }

/* roulang page: article */
:root {
            --primary: #1a2a5e;
            --primary-dark: #0f1a3d;
            --primary-light: #2a3f7e;
            --accent: #d4a853;
            --accent-dark: #b8913a;
            --accent-light: #f0dfb8;
            --bg: #f7f8fc;
            --bg-white: #ffffff;
            --bg-dark: #14204a;
            --text: #27313f;
            --text-light: #6b7a8f;
            --text-muted: #9aa8b8;
            --border: #e8ebf1;
            --border-light: #f0f2f7;
            --radius: 18px;
            --radius-sm: 10px;
            --radius-lg: 26px;
            --shadow: 0 8px 28px rgba(22, 34, 74, 0.08);
            --shadow-lg: 0 18px 48px rgba(22, 34, 74, 0.12);
            --shadow-gold: 0 8px 24px rgba(212, 168, 83, 0.3);
            --transition: all 0.3s ease;
            --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

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

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

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

        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-fluid {
            max-width: 1320px;
        }

        .section {
            padding: 80px 0;
        }

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

        .rounded-lg {
            border-radius: var(--radius) !important;
        }

        .shadow-sm {
            box-shadow: var(--shadow) !important;
        }

        /* ======================= 导航 ======================= */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 14px 24px;
            pointer-events: none;
        }

        .floating-navbar {
            pointer-events: auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.65);
            border-radius: 60px;
            padding: 10px 28px;
            box-shadow: 0 8px 32px rgba(22, 34, 74, 0.1);
            transition: var(--transition);
        }

        .floating-navbar.scrolled {
            box-shadow: 0 6px 24px rgba(22, 34, 74, 0.14);
            background: rgba(255, 255, 255, 0.96);
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--primary) !important;
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent), #f0d68a);
            border-radius: 14px;
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 6px 16px rgba(212, 168, 83, 0.35);
            flex-shrink: 0;
        }

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

        .navbar-nav .nav-link {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
            padding: 8px 18px;
            border-radius: 30px;
            transition: var(--transition);
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--primary);
            background: rgba(26, 42, 94, 0.08);
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            padding: 4px 8px;
            font-size: 1.2rem;
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(26,42,94,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 8h22M4 15h22M4 22h22'/%3e%3c/svg%3e");
        }

        .btn {
            font-weight: 600;
            border-radius: 50px;
            padding: 10px 26px;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .btn:focus {
            box-shadow: 0 0 0 4px rgba(212, 168, 83, 0.25);
        }

        .btn-gold {
            background: linear-gradient(135deg, var(--accent), #e8c56d);
            color: #fff;
            border-color: transparent;
            box-shadow: var(--shadow-gold);
        }

        .btn-gold:hover {
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(212, 168, 83, 0.45);
        }

        .btn-gold:active {
            transform: translateY(0);
        }

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

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

        /* ======================= 文章页 Hero ======================= */
        .article-hero {
            position: relative;
            padding: 180px 0 80px;
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-blend-mode: overlay;
            color: #fff;
            margin-top: 0;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 26, 61, 0.45) 0%, rgba(15, 26, 61, 0.7) 100%);
        }

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

        .hero-breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
        }

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

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

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

        .hero-breadcrumb .current {
            color: var(--accent);
            font-weight: 600;
        }

        .hero-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 168, 83, 0.22);
            border: 1px solid rgba(212, 168, 83, 0.6);
            color: var(--accent-light);
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
            backdrop-filter: blur(8px);
        }

        .article-hero h1 {
            font-size: clamp(1.8rem, 4vw, 3rem);
            font-weight: 700;
            line-height: 1.3;
            max-width: 850px;
            margin-bottom: 28px;
            text-shadow: 0 4px 18px rgba(0, 0, 0, 0.2);
        }

        .hero-meta-items {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 0;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.85);
        }

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

        /* ======================= 文章主体 ======================= */
        .article-main {
            padding: 60px 0;
        }

        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 40px 48px;
            border: 1px solid var(--border-light);
        }

        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: #3d4657;
        }

        .article-body h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            margin-top: 40px;
            margin-bottom: 18px;
            padding-left: 16px;
            border-left: 4px solid var(--accent);
            line-height: 1.4;
        }

        .article-body h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: 32px;
            margin-bottom: 14px;
        }

        .article-body h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: 24px;
            margin-bottom: 12px;
        }

        .article-body p {
            margin-bottom: 20px;
        }

        .article-body ul,
        .article-body ol {
            margin-bottom: 22px;
            padding-left: 24px;
        }

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

        .article-body li::marker {
            color: var(--accent);
        }

        .article-body img {
            border-radius: var(--radius);
            margin: 24px 0;
            box-shadow: var(--shadow);
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .article-body blockquote {
            background: #f7f4ec;
            border-left: 4px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            color: var(--primary);
            font-style: normal;
            font-weight: 500;
        }

        .article-body blockquote p {
            margin-bottom: 0;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 24px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .article-body th {
            background: var(--primary);
            color: #fff;
            padding: 12px 18px;
            font-weight: 600;
            text-align: left;
        }

        .article-body td {
            padding: 12px 18px;
            border-bottom: 1px solid var(--border);
            background: #fff;
        }

        .article-body tr:nth-child(even) td {
            background: #fafbfd;
        }

        .article-body code {
            background: #f0f2f7;
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 0.9em;
            color: var(--primary);
        }

        .article-body a {
            color: var(--primary);
            border-bottom: 1px solid rgba(26, 42, 94, 0.3);
            font-weight: 500;
        }

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

        .article-body hr {
            border: none;
            height: 1px;
            background: var(--border);
            margin: 36px 0;
        }

        /* 标签分享 */
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }

        .article-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg);
            color: var(--text-light);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            transition: var(--transition);
        }

        .article-tag:hover {
            background: var(--accent-light);
            color: var(--primary);
        }

        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .share-label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-light);
        }

        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text-light);
            font-size: 0.9rem;
            transition: var(--transition);
        }

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

        /* 内容未找到 */
        .article-not-found {
            text-align: center;
            padding: 60px 20px;
        }

        .article-not-found i {
            font-size: 3.5rem;
            color: var(--accent);
            margin-bottom: 20px;
            display: inline-block;
        }

        .article-not-found h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .article-not-found p {
            color: var(--text-light);
            margin-bottom: 24px;
        }

        /* ======================= 侧边栏 ======================= */
        .sidebar {
            position: sticky;
            top: 120px;
        }

        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 28px;
            margin-bottom: 24px;
            border: 1px solid var(--border-light);
        }

        .sidebar-card h5 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--accent);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h5 i {
            color: var(--accent);
        }

        .sidebar-about {
            text-align: center;
            padding: 20px 16px;
        }

        .sidebar-about .about-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: var(--accent);
            font-size: 1.8rem;
            box-shadow: 0 8px 24px rgba(26, 42, 94, 0.25);
        }

        .sidebar-about p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 14px;
        }

        .sidebar-about .btn-sm {
            font-size: 0.85rem;
            padding: 8px 20px;
        }

        .sidebar-guide {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius);
            padding: 0;
        }

        .sidebar-guide .guide-bg {
            position: relative;
            width: 100%;
            height: 160px;
            object-fit: cover;
            object-position: center;
            border-radius: var(--radius) var(--radius) 0 0;
        }

        .sidebar-guide .guide-body {
            padding: 20px;
            text-align: center;
        }

        .sidebar-guide .guide-body h6 {
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 10px;
        }

        .sidebar-guide .guide-body p {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 14px;
        }

        .guide-steps {
            list-style: none;
            padding: 0;
            text-align: left;
            margin-bottom: 16px;
        }

        .guide-steps li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 8px 0;
            font-size: 0.88rem;
            color: var(--text);
            border-bottom: 1px dashed var(--border);
        }

        .guide-steps li:last-child {
            border-bottom: none;
        }

        .guide-steps span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--accent-light);
            color: var(--primary);
            font-weight: 700;
            font-size: 0.75rem;
            flex-shrink: 0;
        }

        .sidebar-list {
            list-style: none;
            padding: 0;
        }

        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.92rem;
        }

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

        .sidebar-list li i {
            color: var(--accent);
            font-size: 0.75rem;
        }

        .sidebar-list li a {
            color: var(--text);
            font-weight: 500;
            transition: var(--transition);
        }

        .sidebar-list li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .sidebar-contact {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border: none;
            text-align: center;
        }

        .sidebar-contact h5 {
            color: #fff;
            border-bottom-color: rgba(255, 255, 255, 0.25);
        }

        .sidebar-contact h5 i {
            color: var(--accent);
        }

        .sidebar-contact p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 12px;
        }

        .contact-icons {
            display: flex;
            justify-content: center;
            gap: 14px;
            margin-bottom: 16px;
        }

        .contact-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1rem;
            transition: var(--transition);
        }

        .contact-icon:hover {
            background: var(--accent);
            color: var(--primary);
            transform: translateY(-3px);
        }

        /* ======================= 相关推荐 ======================= */
        .related-section {
            padding: 70px 0;
            background: var(--bg-white);
            border-top: 1px solid var(--border-light);
        }

        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-tagline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-light);
            color: var(--primary);
            padding: 6px 20px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--primary);
            text-align: center;
            margin-bottom: 20px;
        }

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

        .related-item:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .related-item .related-img {
            width: 100%;
            height: 190px;
            object-fit: cover;
            object-position: center;
            border-radius: 0;
        }

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

        .related-cat {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }

        .related-body h5 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .related-body h5 a {
            color: inherit;
        }

        .related-body h5 a:hover {
            color: var(--accent);
        }

        .related-body p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 14px;
            flex: 1;
        }

        .related-body .btn-link-text {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .related-body .btn-link-text:hover {
            color: var(--accent);
            gap: 10px;
        }

        /* ======================= CTA ======================= */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            background-blend-mode: overlay;
            color: #fff;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 26, 61, 0.4), rgba(15, 26, 61, 0.75));
        }

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

        .cta-title {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            margin-bottom: 16px;
        }

        .cta-text {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 700px;
            margin: 0 auto 32px;
        }

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

        /* ======================= 页脚 ======================= */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
            font-size: 0.9rem;
        }

        .footer .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer .brand-logo .brand-mark {
            width: 44px;
            height: 44px;
        }

        .footer .brand-logo span {
            color: #fff;
        }

        .footer p {
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            max-width: 360px;
        }

        .footer h5 {
            color: var(--accent);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

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

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

        .footer ul li a {
            color: rgba(255, 255, 255, 0.65);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

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

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

        .footer-bottom {
            margin-top: 50px;
            padding: 20px 0 26px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            color: rgba(255, 255, 255, 0.45);
            font-size: 0.82rem;
        }

        /* ======================= 响应式 ======================= */
        @media (max-width: 1024px) {
            .article-card {
                padding: 32px 28px;
            }
            .sidebar {
                position: static;
                margin-top: 32px;
            }
            .article-main {
                padding: 40px 0;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .article-hero {
                padding: 140px 0 56px;
            }
            .article-card {
                padding: 24px 20px;
            }
            .article-body {
                font-size: 1rem;
            }
            .article-hero h1 {
                font-size: 1.6rem;
            }
            .hero-meta-items {
                gap: 14px;
                flex-direction: column;
                align-items: flex-start;
            }
            .floating-navbar {
                padding: 10px 16px;
                border-radius: 40px;
            }
            .navbar-brand {
                font-size: 1rem;
            }
            .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .cta-buttons .btn {
                width: 100%;
                max-width: 260px;
            }
        }

        @media (max-width: 520px) {
            .article-hero {
                padding: 120px 0 48px;
            }
            .article-card {
                padding: 18px 16px;
                border-radius: 14px;
            }
            .article-body h2 {
                font-size: 1.3rem;
                padding-left: 12px;
            }
            .article-body h3 {
                font-size: 1.15rem;
            }
            .article-body {
                font-size: 0.95rem;
                line-height: 1.75;
            }
            .article-tags {
                gap: 6px;
            }
            .article-tag {
                padding: 4px 12px;
                font-size: 0.78rem;
            }
            .sidebar-card {
                padding: 20px;
            }
            .related-body {
                padding: 18px;
            }
            .related-item .related-img {
                height: 160px;
            }
        }