/* roulang page: index */
:root {
    --primary: #0b2545;
    --primary-light: #1b3a6b;
    --primary-dark: #071a33;
    --primary-rgb: 11, 37, 69;
    --accent: #f2a33c;
    --accent-light: #fff3e0;
    --accent-dark: #d98c25;
    --bg: #f6f8fb;
    --bg-white: #ffffff;
    --text-main: #172033;
    --text-weak: #6b7a90;
    --border: #e6eaf0;
    --radius: 14px;
    --radius-lg: 24px;
    --shadow-sm: 0 2px 8px rgba(11, 37, 69, 0.06);
    --shadow-md: 0 6px 24px rgba(11, 37, 69, 0.10);
    --shadow-lg: 0 16px 48px rgba(11, 37, 69, 0.14);
    --transition: all .25s ease;
    --space-section: 100px;
    --container-width: 1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text-main);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
a { text-decoration: none; color: var(--primary); transition: var(--transition); }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 999px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    line-height: 1;
    white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-light); border-color: var(--primary-light); transform: translateY(-2px); box-shadow: var(--shadow-md); color: #fff; }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-dark); border-color: var(--accent-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); color: #fff; }
.btn-light { background: #fff; color: var(--primary); border-color: #fff; }
.btn-light:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.section { padding: var(--space-section) 0; }
.section-alt { background: var(--bg-white); }
.section-dark { background: var(--primary); color: #fff; }

.section-head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.section-eyebrow {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent-dark);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 6px 18px;
    border-radius: 999px;
    margin-bottom: 14px;
    text-transform: uppercase;
}
.section-head h2 {
    font-size: 38px;
    line-height: 1.3;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 14px;
    letter-spacing: -0.5px;
}
.section-head p { font-size: 17px; color: var(--text-weak); line-height: 1.8; }

/* ===== Header / Navigation ===== */
.site-header {
    background: #fff;
    border-bottom: 1px solid var(--border);
}
.brand-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0;
}
.brand-name {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 1px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.brand-name i { color: var(--accent); font-size: 24px; }
.brand-name:hover { color: var(--primary-light); }
.brand-tools { display: flex; align-items: center; gap: 12px; }
.header-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent-light);
    color: var(--accent-dark);
    font-size: 13px;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 999px;
}

.nav-row {
    background: #fff;
    border-top: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 200;
    box-shadow: 0 2px 12px rgba(11, 37, 69, 0.04);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.nav-links { display: flex; align-items: center; gap: 4px; margin: 0; }
.nav-links li { margin: 0; }
.nav-links a {
    display: inline-block;
    padding: 16px 20px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-main);
    border-bottom: 3px solid transparent;
    transition: var(--transition);
    margin-bottom: -1px;
}
.nav-links a:hover { color: var(--primary); background: rgba(11, 37, 69, 0.04); }
.nav-links a.active { color: var(--primary); border-bottom-color: var(--accent); background: rgba(11, 37, 69, 0.04); }
.nav-toggle { display: none; }
.nav-extra { display: flex; align-items: center; gap: 14px; }

/* ===== Hero ===== */
.hero {
    background-color: var(--primary);
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 130px 0 120px;
    color: #fff;
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, rgba(11, 37, 69, 0.94) 0%, rgba(11, 37, 69, 0.78) 60%, rgba(242, 163, 60, 0.20) 100%);
    z-index: 1;
}
.hero::after {
    content: "";
    position: absolute;
    bottom: -80px;
    right: -60px;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: rgba(242, 163, 60, 0.10);
    filter: blur(60px);
    z-index: 1;
}
.hero-content { position: relative; z-index: 2; max-width: 720px; }
.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: #fff;
    font-size: 14px;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 999px;
    backdrop-filter: blur(8px);
    margin-bottom: 28px;
}
.hero-badge i { color: var(--accent); }
.hero h1 {
    font-size: 54px;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 24px;
}
.hero h1 span { color: var(--accent); }
.hero-desc {
    font-size: 18px;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 36px;
    max-width: 560px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 44px; }
.hero-meta {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 28px;
}
.hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
}
.hero-meta i { color: var(--accent); }

/* ===== Stats ===== */
.stat-section { padding: 60px 0; background: #fff; border-bottom: 1px solid var(--border); }
.stat-item { text-align: center; padding: 20px 10px; }
.stat-item h3 {
    font-size: 42px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 6px;
}
.stat-item h3 i { font-size: 32px; color: var(--accent); margin-right: 4px; }
.stat-item p { font-size: 14px; color: var(--text-weak); font-weight: 500; letter-spacing: 1px; }

/* ===== About ===== */
.about-section { background: var(--bg); }
.about-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-media img { width: 100%; height: 380px; object-fit: cover; }
.about-exp {
    position: absolute;
    bottom: 16px;
    left: 16px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-md);
}
.about-exp strong { font-size: 28px; color: var(--primary); font-weight: 800; }
.about-exp span { font-size: 13px; color: var(--text-weak); }
.about-content { padding-left: 20px; }
.about-content h2 { font-size: 36px; font-weight: 800; color: var(--primary); line-height: 1.3; margin-bottom: 20px; }
.about-content p { font-size: 16px; color: var(--text-weak); line-height: 1.9; margin-bottom: 24px; }
.check-list { margin: 0 0 28px; }
.check-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    font-size: 16px;
    color: var(--text-main);
    border-bottom: 1px dashed var(--border);
}
.check-list li:last-child { border-bottom: none; }
.check-list i { color: var(--accent); font-size: 18px; }

/* ===== Features ===== */
.feature-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-dark));
    opacity: 0;
    transition: var(--transition);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.feature-card:hover::before { opacity: 1; }
.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.feature-icon i { font-size: 26px; color: var(--accent-dark); }
.feature-card h3 { font-size: 20px; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
.feature-card p { font-size: 15px; color: var(--text-weak); line-height: 1.8; }

/* ===== Category Cards ===== */
.cat-card {
    display: block;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
}
.cat-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.cat-card-media { position: relative; overflow: hidden; height: 220px; }
.cat-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cat-card:hover .cat-card-media img { transform: scale(1.05); }
.cat-card-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(11, 37, 69, 0.65) 100%);
}
.cat-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 999px;
    z-index: 2;
    backdrop-filter: blur(6px);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.cat-card-body { padding: 28px; }
.cat-card-body h3 { font-size: 22px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.cat-card-body p { font-size: 15px; color: var(--text-weak); line-height: 1.8; margin-bottom: 16px; }
.cat-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-dark);
}
.cat-card:hover .cat-link { gap: 12px; }
.cat-link i { transition: var(--transition); }

/* ===== News List ===== */
.news-list { max-width: 860px; margin: 0 auto; }
.news-card {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 30px;
    margin-bottom: 16px;
    transition: var(--transition);
}
.news-card:hover { box-shadow: var(--shadow-md); transform: translateX(6px); border-color: transparent; }
.news-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
}
.news-icon i { font-size: 20px; color: var(--accent-dark); }
.news-info { flex: 1; }
.news-category {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent-dark);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 999px;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}
.news-info h3 { font-size: 19px; font-weight: 700; color: var(--primary); margin-bottom: 8px; line-height: 1.5; transition: var(--transition); }
.news-card:hover .news-info h3 { color: var(--primary-light); }
.news-info p { font-size: 14px; color: var(--text-weak); line-height: 1.7; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-date {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #9aa7b8;
}
.news-date i { font-size: 13px; }
.empty-text {
    text-align: center;
    padding: 60px 20px;
    background: #fff;
    border-radius: var(--radius);
    border: 1px dashed var(--border);
    color: var(--text-weak);
    font-size: 16px;
}

/* ===== Process ===== */
.process-section { background: var(--primary); position: relative; overflow: hidden; }
.process-section::before {
    content: "";
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: rgba(242, 163, 60, 0.08);
    border-radius: 50%;
}
.process-section .section-head h2 { color: #fff; }
.process-section .section-head p { color: rgba(255, 255, 255, 0.65); }
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; position: relative; z-index: 2; }
.process-item {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: 42px 34px;
    text-align: center;
    backdrop-filter: blur(8px);
    transition: var(--transition);
    position: relative;
}
.process-item:hover { background: rgba(255, 255, 255, 0.10); transform: translateY(-6px); }
.process-num {
    font-size: 56px;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    display: block;
    margin-bottom: 20px;
    opacity: 0.9;
}
.process-item h3 { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.process-item p { font-size: 15px; color: rgba(255, 255, 255, 0.7); line-height: 1.8; }
.process-step-icon {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: rgba(242, 163, 60, 0.15);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}
.process-step-icon i { font-size: 20px; color: var(--accent); }

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 28px;
    cursor: pointer;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-main);
    transition: var(--transition);
    list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: "\f107";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 18px;
    color: var(--accent-dark);
    transition: var(--transition);
    flex-shrink: 0;
}
.faq-item[open] summary { color: var(--primary); }
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-item[open] { border-color: var(--accent); box-shadow: var(--shadow-sm); }
.faq-item p { padding: 0 28px 24px; font-size: 15px; color: var(--text-weak); line-height: 1.9; }

/* ===== CTA ===== */
.cta-section {
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    background-color: var(--primary);
    position: relative;
    padding: 90px 0;
    text-align: center;
    color: #fff;
}
.cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(11, 37, 69, 0.88) 0%, rgba(11, 37, 69, 0.62) 100%);
}
.cta-content { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }
.cta-section h2 { font-size: 38px; font-weight: 800; line-height: 1.3; margin-bottom: 18px; }
.cta-section p { font-size: 17px; color: rgba(255, 255, 255, 0.8); line-height: 1.8; margin-bottom: 32px; }

/* ===== Footer ===== */
.site-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 0;
    position: relative;
}
.site-footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-dark), var(--primary-light));
}
.footer-brand { margin-bottom: 24px; }
.footer-logo {
    font-size: 24px;
    font-weight: 800;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.footer-logo i { color: var(--accent); }
.footer-brand p { font-size: 14px; line-height: 1.9; color: rgba(255, 255, 255, 0.55); }
.footer-col { margin-bottom: 32px; }
.footer-col h4 {
    font-size: 16px;
    color: #fff;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}
.footer-col h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 36px;
    height: 3px;
    background: var(--accent);
    border-radius: 3px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul li a { color: rgba(255, 255, 255, 0.6); font-size: 14px; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 6px; }
.footer-col ul li i { margin-right: 8px; color: var(--accent); font-size: 14px; }
.footer-col ul li span { font-size: 14px; color: rgba(255, 255, 255, 0.6); }
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    margin-top: 32px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.36);
}

@media (max-width: 1024px) {
    :root { --space-section: 80px; }
    .hero h1 { font-size: 44px; }
    .about-content { padding-left: 0; padding-top: 30px; }
    .process-grid { grid-template-columns: 1fr 1fr; }
    .stat-item h3 { font-size: 34px; }
}

@media (max-width: 768px) {
    :root { --space-section: 60px; }
    body { font-size: 15px; }
    .container { padding: 0 20px; }
    .brand-name { font-size: 20px; }
    .header-chip { display: none; }
    .nav-row { position: relative; }
    .nav-inner { flex-direction: column; align-items: stretch; }
    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        position: absolute;
        top: 16px;
        right: 20px;
        width: 40px;
        height: 40px;
        border-radius: 10px;
        background: var(--accent-light);
        color: var(--accent-dark);
        z-index: 10;
    }
    .nav-links {
        display: none;
        flex-direction: column;
        padding: 10px 0 0;
        gap: 0;
    }
    .nav-links.open { display: flex; }
    .nav-links a {
        padding: 14px 8px;
        border-bottom: 1px solid var(--border);
        border-left: 3px solid transparent;
        margin-bottom: 0;
        width: 100%;
    }
    .nav-links a.active { border-left-color: var(--accent); }
    .nav-links li:last-child a { border-bottom: none; }
    .hero { padding: 80px 0 70px; }
    .hero h1 { font-size: 34px; }
    .hero-desc { font-size: 16px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .hero-meta { flex-direction: column; gap: 12px; }
    .section-head h2 { font-size: 28px; }
    .about-media img { height: 280px; }
    .about-content h2 { font-size: 28px; }
    .cat-card-media { height: 180px; }
    .news-card { flex-direction: column; gap: 14px; padding: 22px; }
    .process-grid { grid-template-columns: 1fr; }
    .cta-section h2 { font-size: 28px; }
    .stat-item h3 { font-size: 30px; }
}

@media (max-width: 520px) {
    .container { padding: 0 16px; }
    .brand-name { font-size: 18px; letter-spacing: 0; }
    .hero h1 { font-size: 28px; }
    .hero-desc { font-size: 15px; }
    .hero-badge { font-size: 12px; padding: 6px 14px; }
    .stat-item { padding: 12px 6px; }
    .stat-item h3 { font-size: 26px; }
    .section-head h2 { font-size: 24px; }
    .about-exp { padding: 12px 16px; }
    .about-exp strong { font-size: 22px; }
    .faq-item summary { padding: 18px; font-size: 15px; }
    .faq-item p { padding: 0 18px 20px; font-size: 14px; }
    .feature-card { padding: 28px 22px; }
    .cat-card-body { padding: 20px; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0d2b45;
            --primary-light: #16456e;
            --primary-dark: #081c2e;
            --accent: #c9a86a;
            --accent-hover: #b89555;
            --bg-light: #f4f6f9;
            --bg-white: #ffffff;
            --text-main: #1a1a2e;
            --text-muted: #6b7280;
            --border-color: #e5e7ed;
            --success: #10b981;
            --warning: #f59e0b;
            --danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 32px;
            --space-lg: 56px;
            --space-xl: 80px;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        /* ===== 基础重置 ===== */
        *,
        *::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", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        /* ===== 通用容器 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* ===== 通用按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1.4;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(201, 168, 106, 0.35);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 168, 106, 0.45);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(201, 168, 106, 0.3);
        }

        .btn-outline {
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-dark {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(13, 43, 69, 0.3);
        }
        .btn-dark:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(13, 43, 69, 0.4);
        }

        .btn:focus-visible {
            outline: 3px solid rgba(201, 168, 106, 0.5);
            outline-offset: 2px;
        }

        /* ===== 徽章 / 标签 ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.4px;
            background: rgba(201, 168, 106, 0.15);
            color: var(--accent-hover);
            border: 1px solid rgba(201, 168, 106, 0.3);
        }

        .badge-green {
            background: rgba(16, 185, 129, 0.12);
            color: #078c5c;
            border-color: rgba(16, 185, 129, 0.25);
        }

        .badge-blue {
            background: rgba(22, 69, 110, 0.1);
            color: var(--primary-light);
            border-color: rgba(22, 69, 110, 0.2);
        }

        /* ===== 头部导航（杂志频道式） ===== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-xs);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
        }

        .brand-name {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
        }
        .brand-name i {
            color: var(--accent);
            font-size: 24px;
        }
        .brand-name:hover {
            color: var(--primary-light);
        }

        .brand-tools {
            display: flex;
            align-items: center;
        }

        .header-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(201, 168, 106, 0.12);
            border: 1px solid rgba(201, 168, 106, 0.25);
            color: var(--accent-hover);
            padding: 5px 14px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
        }
        .header-chip i {
            font-size: 14px;
        }

        .nav-row {
            border-top: 1px solid var(--border-color);
            background: var(--bg-white);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            gap: 0;
            min-height: 52px;
            position: relative;
        }

        .nav-toggle {
            display: none;
            font-size: 20px;
            color: var(--primary);
            padding: 8px 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0;
            margin: 0;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 16px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            position: relative;
            transition: var(--transition);
            border-bottom: 2px solid transparent;
        }

        .nav-links a:hover {
            color: var(--accent);
            background: rgba(201, 168, 106, 0.06);
        }

        .nav-links a.active {
            color: var(--accent-hover);
            border-bottom-color: var(--accent);
            background: rgba(201, 168, 106, 0.05);
        }

        .nav-links a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -4px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: #a8b4c4;
            padding: 60px 0 24px;
            font-size: 14px;
        }

        .site-footer .grid-x {
            margin-bottom: 40px;
        }

        .footer-brand {
            padding-right: 24px;
        }
        .footer-brand p {
            margin-top: 16px;
            line-height: 1.8;
            color: #8899aa;
        }

        .footer-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
        }
        .footer-logo i {
            color: var(--accent);
        }

        .footer-col h4 {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .footer-col ul {
            margin: 0;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            color: #8899aa;
            line-height: 1.6;
        }
        .footer-col li i {
            color: var(--accent);
            margin-top: 4px;
            min-width: 16px;
            text-align: center;
        }
        .footer-col li a {
            color: #8899aa;
            transition: var(--transition);
        }
        .footer-col li a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
        }
        .footer-bottom p {
            color: #6a7a8a;
            font-size: 13px;
            margin: 0;
            line-height: 1.6;
        }

        /* ===== 页面 Hero ===== */
        .page-hero {
            position: relative;
            padding: 100px 0 90px;
            background-image: linear-gradient(135deg, rgba(13, 43, 69, 0.92) 0%, rgba(8, 28, 46, 0.85) 50%, rgba(13, 43, 69, 0.78) 100%),
                url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            bottom: -60px;
            right: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(201, 168, 106, 0.15);
            filter: blur(60px);
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 1;
        }

        .hero-breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 6px 18px;
            border-radius: 30px;
            margin-bottom: 28px;
        }
        .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
        }
        .hero-breadcrumb a:hover {
            color: var(--accent);
        }
        .hero-breadcrumb i {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }
        .hero-breadcrumb .current {
            color: var(--accent);
        }

        .page-hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 16px;
            color: #fff;
        }

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

        .page-hero .hero-desc {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.8);
            max-width: 680px;
            margin: 0 auto 36px;
        }

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

        .hero-actions .btn {
            min-width: 160px;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 80px 0;
        }

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

        .section-header {
            text-align: center;
            margin-bottom: 48px;
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-header .sec-tag {
            display: inline-block;
            background: rgba(201, 168, 106, 0.12);
            color: var(--accent-hover);
            border: 1px solid rgba(201, 168, 106, 0.25);
            padding: 4px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
            margin: 0;
        }

        /* ===== 概览卡片 ===== */
        .overview-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            transition: var(--transition);
            height: 100%;
        }

        .overview-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(201, 168, 106, 0.3);
        }

        .overview-card .ico-wrap {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            background: linear-gradient(135deg, rgba(13, 43, 69, 0.08), rgba(201, 168, 106, 0.16));
            color: var(--primary);
        }

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

        .overview-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== 步骤流程 ===== */
        .steps-section {
            position: relative;
            background-image: linear-gradient(135deg, rgba(13, 43, 69, 0.04), rgba(201, 168, 106, 0.06));
            background-size: cover;
        }

        .steps-grid {
            position: relative;
        }

        .steps-grid::before {
            content: "";
            position: absolute;
            top: 44px;
            left: 8%;
            right: 8%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent-hover), var(--accent));
            border-radius: 3px;
            opacity: 0.35;
        }

        .step-item {
            position: relative;
            text-align: center;
            padding: 0 16px;
        }

        .step-num {
            width: 88px;
            height: 88px;
            border-radius: 50%;
            background: var(--bg-white);
            border: 3px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            margin: 0 auto 20px;
            box-shadow: var(--shadow-md);
            position: relative;
            z-index: 1;
            background: #fff;
        }

        .step-icon {
            font-size: 24px;
             margin-bottom: 12px;
             color: var(--accent);
        }

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

        .step-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
            max-width: 220px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 准备清单 ===== */
        .prep-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            padding: 40px;
            display: flex;
            gap: 40px;
            align-items: center;
        }

        .prep-image {
            flex: 0 0 300px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .prep-image img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }

        .prep-content {
            flex: 1;
        }

        .prep-content h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .prep-content>p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .prep-list {
            margin: 0;
            padding: 0;
        }

        .prep-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 8px 0;
            font-size: 15px;
            line-height: 1.6;
            color: var(--text-main);
        }

        .prep-list li i {
            color: var(--success);
            font-size: 16px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ===== 常见问题卡片 ===== */
        .issue-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: var(--transition);
            height: 100%;
        }

        .issue-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(201, 168, 106, 0.35);
        }

        .issue-card .issue-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: rgba(13, 43, 69, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 18px;
        }

        .issue-icon.color-1 { color: #e74c3c; background: rgba(231, 76, 60, 0.1); }
        .issue-icon.color-2 { color: #f39c12; background: rgba(243, 156, 18, 0.1); }
        .issue-icon.color-3 { color: #3498db; background: rgba(52, 152, 219, 0.1); }
        .issue-icon.color-4 { color: #9b59b6; background: rgba(155, 89, 182, 0.1); }
        .issue-icon.color-5 { color: #1abc9c; background: rgba(26, 188, 156, 0.1); }
        .issue-icon.color-6 { color: var(--primary); background: rgba(13, 43, 69, 0.08); }

        .issue-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

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

        /* ===== 文章卡片 ===== */
        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .article-card .art-img {
            position: relative;
            overflow: hidden;
        }
        .article-card .art-img img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card:hover .art-img img {
            transform: scale(1.05);
        }

        .article-card .art-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(13, 43, 69, 0.82);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            backdrop-filter: blur(4px);
        }

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

        .article-card .art-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .article-card .art-meta i {
            color: var(--accent);
            margin-right: 4px;
        }

        .article-card .art-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .article-card .art-title a:hover {
            color: var(--accent);
        }

        .article-card .art-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
            flex: 1;
        }

        .article-card .art-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .article-card .art-link:hover {
            color: var(--accent);
        }
        .article-card .art-link i {
            transition: transform 0.3s;
        }
        .article-card .art-link:hover i {
            transform: translateX(4px);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

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

        .faq-item:hover {
            border-color: rgba(201, 168, 106, 0.4);
            box-shadow: var(--shadow-sm);
        }

        .faq-item.active {
            border-color: rgba(201, 168, 106, 0.5);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            transition: var(--transition);
        }

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

        .faq-question .faq-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(201, 168, 106, 0.1);
            color: var(--accent-hover);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .faq-item.active .faq-mark {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-question .faq-q-text {
            flex: 1;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 28px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 28px 22px 74px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            padding: 80px 0;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -80px;
            left: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(201, 168, 106, 0.12);
            filter: blur(40px);
        }

        .cta-section::after {
            content: "";
            position: absolute;
            bottom: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(201, 168, 106, 0.1);
            filter: blur(30px);
        }

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

        .cta-section h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            max-width: 620px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

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

        /* ===== 焦点状态 ===== */
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .page-hero h1 { font-size: 36px; }
            .section-header h2 { font-size: 28px; }
            .steps-grid::before { left: 5%; right: 5%; }
            .prep-card { flex-direction: column; gap: 24px; }
            .prep-image { flex: none; width: 100%; }
            .prep-image img { height: 240px; }
        }

        @media (max-width: 768px) {
            .section { padding: 56px 0; }
            .page-hero { padding: 70px 0 60px; }
            .page-hero h1 { font-size: 28px; }
            .page-hero .hero-desc { font-size: 15px; }
            .section-header h2 { font-size: 24px; }
            .section-header { margin-bottom: 32px; }

            /* 导航折叠 */
            .nav-toggle {
                display: block;
                padding: 14px 0;
            }

            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--bg-white);
                padding: 8px 0;
            }

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

            .nav-links a {
                padding: 14px 20px;
                width: 100%;
                border-left: 3px solid transparent;
                border-bottom: 1px solid var(--border-color);
            }
            .nav-links a:hover {
                border-left-color: var(--accent);
                background: rgba(201, 168, 106, 0.06);
            }
            .nav-links a.active {
                border-left-color: var(--accent);
                background: rgba(201, 168, 106, 0.08);
                border-bottom: 1px solid var(--border-color);
            }

            .nav-inner {
                flex-wrap: wrap;
            }

            .brand-row {
                padding: 12px 0;
            }
            .brand-name {
                font-size: 18px;
            }
            .header-chip {
                font-size: 12px;
                padding: 4px 10px;
            }

            /* 步骤 */
            .steps-grid::before { display: none; }
            .step-num {
                width: 64px;
                height: 64px;
                font-size: 22px;
            }

            /* 卡片 */
            .prep-card { padding: 24px; }
            .prep-content h3 { font-size: 20px; }

            /* FAQ */
            .faq-question { padding: 18px 20px; font-size: 15px; }
            .faq-answer { padding: 0 20px; }
            .faq-item.active .faq-answer { padding: 0 20px 18px 56px; }

            .cta-section h2 { font-size: 24px; }
            .hero-actions .btn { min-width: 140px; padding: 10px 20px; font-size: 14px; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 14px; }
            .header-chip { display: none; }
            .page-hero { padding: 50px 0 44px; }
            .page-hero h1 { font-size: 22px; }
            .hero-actions { flex-direction: column; align-items: center; }
            .hero-actions .btn { width: 100%; max-width: 260px; }
            .section-header h2 { font-size: 22px; }
            .overview-card { padding: 20px 16px; }
            .overview-card .ico-wrap { width: 56px; height: 56px; font-size: 24px; }
            .prep-card { padding: 16px; }
            .prep-image img { height: 200px; }
            .faq-question .faq-q-text { font-size: 14px; }
            .faq-item.active .faq-answer { padding-left: 16px; }
            .footer-bottom p { font-size: 12px; }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root {
    --primary: #0e7490;
    --primary-dark: #155e75;
    --primary-light: #ecfeff;
    --accent: #f59e0b;
    --accent-light: #fffbeb;
    --bg: #f8fafc;
    --white: #ffffff;
    --text: #1e293b;
    --text-light: #64748b;
    --border: #e2e8f0;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 4px 24px rgba(14, 116, 144, 0.08);
    --shadow-lg: 0 12px 40px rgba(14, 116, 144, 0.14);
    --transition: all 0.3s ease;
}

/* ===== 基础 Reset ===== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}
ul, ol {
    list-style: none;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Header 导航 ===== */
.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}
.brand-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0;
}
.brand-name {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary-dark);
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.brand-name i {
    color: var(--accent);
    font-size: 24px;
}
.brand-tools {
    display: flex;
    align-items: center;
    gap: 12px;
}
.header-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600;
    border: 1px solid rgba(14, 116, 144, 0.15);
}
.nav-row {
    border-top: 1px solid var(--border);
    background: var(--white);
}
.nav-inner {
    display: flex;
    align-items: center;
    position: relative;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0;
}
.nav-links li a {
    display: inline-block;
    padding: 12px 20px;
    font-weight: 500;
    color: var(--text);
    border-bottom: 3px solid transparent;
    font-size: 15px;
    transition: var(--transition);
}
.nav-links li a:hover {
    color: var(--primary);
    background: var(--primary-light);
}
.nav-links li a.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    font-weight: 600;
}
.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 22px;
    color: var(--text);
    cursor: pointer;
    padding: 12px 0;
}

/* ===== 页面横幅 ===== */
.page-banner {
    background: linear-gradient(135deg, rgba(13, 78, 96, 0.92), rgba(6, 42, 56, 0.94)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    padding: 84px 0;
    text-align: center;
    position: relative;
}
.page-banner h1 {
    font-size: 42px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 14px;
    letter-spacing: 2px;
}
.page-banner p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 680px;
    margin: 0 auto;
    line-height: 1.8;
}
.breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.14);
    padding: 6px 18px;
    border-radius: 30px;
    margin-bottom: 26px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
}
.breadcrumb a {
    color: rgba(255, 255, 255, 0.85);
}
.breadcrumb a:hover {
    color: #fff;
}
.breadcrumb i {
    font-size: 10px;
    opacity: 0.7;
}

/* ===== 资讯频道标签 ===== */
.channel-section {
    padding: 30px 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
}
.channel-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}
.channel-tabs .tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    border-radius: 30px;
    background: var(--bg);
    border: 1px solid var(--border);
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    transition: var(--transition);
}
.channel-tabs .tab-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}
.channel-tabs .tab-btn.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 4px 16px rgba(14, 116, 144, 0.3);
}

/* ===== 资讯卡片网格 ===== */
.news-section {
    padding: 60px 0 70px;
}
.section-head {
    text-align: center;
    margin-bottom: 44px;
}
.section-head .section-tag {
    display: inline-block;
    background: var(--accent-light);
    color: #b45309;
    padding: 5px 18px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}
.section-head h2 {
    font-size: 32px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 10px;
}
.section-head p {
    color: var(--text-light);
    font-size: 15px;
    max-width: 560px;
    margin: 0 auto;
}
.news-card {
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.03);
}
.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(14, 116, 144, 0.25);
}
.news-card .card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}
.news-card .card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.news-card:hover .card-img img {
    transform: scale(1.05);
}
.news-card .card-img .cat-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(14, 116, 144, 0.92);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 20px;
    backdrop-filter: blur(4px);
}
.news-card .card-body {
    padding: 24px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.news-card .card-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 12px;
}
.news-card .card-meta i {
    margin-right: 4px;
}
.news-card h3 {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 10px;
    color: var(--text);
}
.news-card h3 a:hover {
    color: var(--primary);
}
.news-card .card-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 16px;
    flex-grow: 1;
}
.news-card .card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
}
.news-card .card-link:hover {
    gap: 10px;
}

/* ===== 热门排行 ===== */
.rank-section {
    padding: 60px 0;
    background: var(--white);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.rank-list {
    max-width: 820px;
    margin: 0 auto;
}
.rank-item {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 18px 22px;
    border-radius: var(--radius-sm);
    background: var(--bg);
    margin-bottom: 12px;
    transition: var(--transition);
    border: 1px solid transparent;
}
.rank-item:hover {
    background: var(--primary-light);
    border-color: rgba(14, 116, 144, 0.2);
    transform: translateX(6px);
}
.rank-num {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    min-width: 48px;
    text-align: center;
    font-style: italic;
    opacity: 0.9;
}
.rank-item:nth-child(1) .rank-num { color: #f59e0b; }
.rank-item:nth-child(2) .rank-num { color: #64748b; }
.rank-item:nth-child(3) .rank-num { color: #b45309; }
.rank-info {
    flex-grow: 1;
    min-width: 0;
}
.rank-info h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.rank-info h4 a:hover {
    color: var(--primary);
}
.rank-info p {
    font-size: 13px;
    color: var(--text-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.rank-tag {
    font-size: 12px;
    padding: 4px 14px;
    border-radius: 20px;
    background: var(--accent-light);
    color: #b45309;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

/* ===== 数据统计 ===== */
.stats-section {
    padding: 60px 0;
    background: linear-gradient(135deg, #0f172a, #134e4a);
    position: relative;
    overflow: hidden;
}
.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
    opacity: 0.15;
}
.stats-grid {
    position: relative;
    z-index: 1;
}
.stat-item {
    text-align: center;
    padding: 32px 20px;
}
.stat-item .stat-icon {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 14px;
}
.stat-item .stat-num {
    font-size: 44px;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    letter-spacing: 1px;
}
.stat-item .stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    margin-top: 8px;
}

/* ===== 资讯来源 ===== */
.source-section {
    padding: 60px 0;
}
.source-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    border: 1px solid var(--border);
    height: 100%;
    transition: var(--transition);
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.03);
}
.source-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}
.source-card .source-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--primary);
    background: var(--primary-light);
    margin-bottom: 16px;
}
.source-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}
.source-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-section {
    padding: 60px 0;
    background: var(--white);
    border-top: 1px solid var(--border);
}
.faq-list {
    max-width: 840px;
    margin: 0 auto;
}
.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
    overflow: hidden;
    background: var(--white);
    transition: var(--transition);
}
.faq-item:hover {
    border-color: rgba(14, 116, 144, 0.3);
}
.faq-item summary {
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 600;
    font-size: 16px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--white);
    list-style: none;
    transition: var(--transition);
}
.faq-item summary::-webkit-details-marker {
    display: none;
}
.faq-item summary .faq-icon {
    min-width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: var(--transition);
}
.faq-item[open] summary {
    color: var(--primary);
}
.faq-item[open] summary .faq-icon {
    background: var(--primary);
    color: #fff;
}
.faq-item .faq-content {
    padding: 0 24px 22px 70px;
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.9;
}

/* ===== CTA ===== */
.cta-section {
    padding: 70px 0;
    background: linear-gradient(135deg, #0e7490, #155e75);
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    opacity: 0.08;
}
.cta-section .container {
    position: relative;
    z-index: 1;
}
.cta-section h2 {
    font-size: 32px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
    letter-spacing: 1px;
}
.cta-section p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 620px;
    margin: 0 auto 30px;
    line-height: 1.8;
}
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 34px;
    border-radius: 30px;
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}
.btn-white {
    background: #fff;
    color: var(--primary-dark);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}
.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.22);
}
.btn-outline-light {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.6);
}
.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

/* ===== Footer ===== */
.site-footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 60px 0 0;
}
.footer-brand {
    margin-bottom: 20px;
}
.footer-logo {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
}
.footer-logo i {
    color: var(--accent);
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.9;
    color: #94a3b8;
    max-width: 360px;
}
.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;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background: var(--accent);
}
.footer-col ul li {
    margin-bottom: 10px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.footer-col ul li a {
    color: #94a3b8;
}
.footer-col ul li a:hover {
    color: #fff;
}
.footer-col ul li i {
    margin-right: 8px;
    color: var(--accent);
    width: 16px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 40px;
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: #64748b;
}

/* ===== 响应式断点 ===== */
@media screen and (max-width: 1024px) {
    .page-banner h1 {
        font-size: 36px;
    }
    .section-head h2 {
        font-size: 28px;
    }
}
@media screen and (max-width: 768px) {
    .brand-name {
        font-size: 18px;
    }
    .brand-name i {
        font-size: 20px;
    }
    .header-chip {
        font-size: 12px;
        padding: 4px 12px;
    }
    .nav-toggle {
        display: block;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 10px 0;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        z-index: 999;
    }
    .nav-links.open {
        display: flex;
    }
    .nav-links li a {
        display: block;
        padding: 14px 24px;
        border-bottom: none;
        border-left: 3px solid transparent;
    }
    .nav-links li a.active {
        border-left-color: var(--primary);
        background: var(--primary-light);
    }
    .page-banner {
        padding: 56px 0;
    }
    .page-banner h1 {
        font-size: 30px;
    }
    .page-banner p {
        font-size: 15px;
    }
    .channel-tabs {
        gap: 8px;
    }
    .channel-tabs .tab-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
    .news-section {
        padding: 40px 0 50px;
    }
    .rank-section {
        padding: 40px 0;
    }
    .stats-section {
        padding: 40px 0;
    }
    .stat-item .stat-num {
        font-size: 34px;
    }
    .source-section {
        padding: 40px 0;
    }
    .faq-section {
        padding: 40px 0;
    }
    .cta-section {
        padding: 56px 0;
    }
    .cta-section h2 {
        font-size: 26px;
    }
}
@media screen and (max-width: 520px) {
    .page-banner {
        padding: 42px 0;
    }
    .page-banner h1 {
        font-size: 26px;
    }
    .page-banner p {
        font-size: 14px;
    }
    .section-head h2 {
        font-size: 24px;
    }
    .section-head p {
        font-size: 14px;
    }
    .news-card .card-body {
        padding: 18px;
    }
    .news-card h3 {
        font-size: 16px;
    }
    .rank-item {
        flex-wrap: wrap;
        gap: 10px;
        padding: 14px;
    }
    .rank-num {
        min-width: 34px;
        font-size: 22px;
    }
    .rank-info h4 {
        font-size: 15px;
    }
    .rank-tag {
        display: none;
    }
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    .btn {
        width: 100%;
        justify-content: center;
    }
    .faq-item summary {
        padding: 16px;
        font-size: 15px;
        gap: 10px;
    }
    .faq-item .faq-content {
        padding: 0 16px 16px 48px;
        font-size: 14px;
    }
}

/* roulang page: article */
:root{
    --primary:#0a7a5f;
    --primary-dark:#075a46;
    --primary-light:#e7f4f0;
    --accent:#f6a821;
    --accent-light:#fef3dd;
    --dark:#0e2530;
    --ink:#22343c;
    --muted:#6b7d85;
    --bg:#f6f9f8;
    --card:#ffffff;
    --line:#e0e8e5;
    --radius-lg:18px;
    --radius-md:12px;
    --radius-sm:8px;
    --shadow-sm:0 4px 16px rgba(14,37,48,.06);
    --shadow-md:0 10px 30px rgba(14,37,48,.08);
    --shadow-lg:0 18px 44px rgba(14,37,48,.13);
    --transition:.25s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    font-size:16px;
    line-height:1.75;
    color:var(--ink);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--primary-dark)}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1em}
h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.35;color:var(--dark);margin:0 0 .5em}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.flex{display:flex;align-items:center}
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 28px;border-radius:999px;font-weight:600;font-size:15px;
    border:2px solid transparent;cursor:pointer;transition:all var(--transition);
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 22px rgba(10,122,95,.25)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(10,122,95,.32)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{background:var(--primary-light);color:var(--primary-dark);transform:translateY(-2px)}

/* Header */
.site-header{background:var(--dark);position:sticky;top:0;z-index:99;box-shadow:0 4px 18px rgba(14,37,48,.12)}
.brand-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand-name{
    display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:#fff;letter-spacing:1px;
}
.brand-name i{color:var(--accent);font-size:28px}
.brand-name:hover{color:#fff}
.brand-tools{display:flex;align-items:center;gap:16px}
.header-chip{
    display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.1);
    border:1px solid rgba(255,255,255,.18);color:#e6f4f0;padding:6px 15px;
    border-radius:999px;font-size:13px;font-weight:600;
}
.header-chip i{color:var(--accent)}
.nav-row{background:#fff;border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;position:relative}
.nav-toggle{
    display:none;background:transparent;border:1px solid var(--line);border-radius:10px;
    font-size:20px;color:var(--dark);padding:8px 14px;cursor:pointer;
}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links>li>a{
    display:block;padding:14px 20px;font-weight:600;color:var(--ink);font-size:15px;
    border-radius:10px 10px 0 0;border-bottom:3px solid transparent;position:relative;
}
.nav-links>li>a:hover{color:var(--primary);background:var(--primary-light)}
.nav-links>li>a.active{color:var(--primary);border-bottom-color:var(--primary);background:linear-gradient(to bottom,rgba(10,122,95,.04),transparent)}

/* Hero banner */
.page-hero{
    position:relative;padding:64px 0;color:#fff;text-align:center;
    background:linear-gradient(135deg,rgba(7,56,56,.92),rgba(10,122,95,.78)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.page-hero .breadcrumb{
    display:flex;justify-content:center;gap:10px;font-size:14px;margin-bottom:18px;color:rgba(255,255,255,.85);flex-wrap:wrap;
}
.page-hero .breadcrumb a{color:rgba(255,255,255,.9);font-weight:600}
.page-hero .breadcrumb a:hover{color:var(--accent)}
.page-hero .breadcrumb span{opacity:.6}
.page-hero h1{
    font-size:36px;color:#fff;margin:0 auto 14px;max-width:820px;font-weight:800;
}
.page-hero p{max-width:680px;margin:0 auto;color:rgba(255,255,255,.9);font-size:17px}

/* Article layout */
.article-section{padding:48px 0 24px}
.article-wrapper{display:flex;gap:32px;align-items:flex-start}
.article-main{flex:0 0 72%;max-width:72%}
.article-side{flex:1;min-width:0}
.article-card{
    background:var(--card);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);
    padding:36px 40px;border:1px solid var(--line);margin-bottom:32px;
}
.article-meta{
    display:flex;flex-wrap:wrap;gap:18px;margin:16px 0 22px;padding-bottom:22px;
    border-bottom:1px solid var(--line);font-size:14px;color:var(--muted);
}
.article-meta a{color:var(--primary);font-weight:600}
.article-info-bar{
    background:var(--primary-light);border-left:4px solid var(--primary);
    padding:14px 18px;border-radius:10px;margin-bottom:24px;font-size:15px;color:var(--primary-dark);
}
.article-body{color:#2c3e46;font-size:16px;line-height:1.9;word-break:break-word}
.article-body h2{font-size:24px;margin:32px 0 14px;padding-left:14px;border-left:4px solid var(--primary)}
.article-body h3{font-size:20px;margin:26px 0 12px}
.article-body p{margin-bottom:1.1em}
.article-body ul,.article-body ol{margin:0 0 1.2em 1.4em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:.4em}
.article-body blockquote{
    background:var(--bg);border-left:4px solid var(--accent);padding:16px 20px;border-radius:8px;
    color:var(--muted);margin:1.4em 0;
}
.article-body a{font-weight:600;text-decoration:underline;text-underline-offset:3px}
.article-body img{border-radius:12px;margin:20px 0;box-shadow:var(--shadow-sm)}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}
.tag{
    display:inline-flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--line);
    color:var(--muted);border-radius:999px;padding:6px 16px;font-size:13px;font-weight:600;
}
.tag i{color:var(--primary)}

/* Sidebar */
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;margin-bottom:24px;box-shadow:var(--shadow-sm)}
.side-card h3{font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--primary)}
.side-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);align-items:center}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list img{width:84px;height:64px;object-fit:cover;border-radius:8px;flex-shrink:0}
.side-list a{font-weight:600;color:var(--ink);font-size:14px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-list a:hover{color:var(--primary)}
.side-list .list-meta{font-size:12px;color:var(--muted);margin-top:4px}
.tip-card{background:linear-gradient(135deg,var(--primary-light),#f0faf7);border:1px solid #cce8df}
.tip-card h3{color:var(--primary-dark)}
.tip-card p{font-size:14px;color:#305048;margin-bottom:10px}
.tip-card p:last-child{margin-bottom:0}

/* Steps */
.steps-section{padding:56px 0}
.steps-header{text-align:center;margin-bottom:36px}
.steps-header .section-sub{color:var(--primary);font-weight:700;letter-spacing:2px;font-size:14px}
.steps-header h2{font-size:30px;margin-top:6px}
.steps-header p{color:var(--muted);max-width:580px;margin:0 auto}
.step-card{
    background:#fff;border-radius:var(--radius-lg);padding:30px 24px;text-align:center;
    border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:var(--transition);height:100%;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.step-icon{
    width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    background:var(--primary-light);color:var(--primary);font-size:26px;margin:0 auto 18px;
}
.step-card h3{font-size:18px;margin-bottom:8px}
.step-card p{font-size:14px;color:var(--muted);margin-bottom:0}

/* FAQ */
.faq-section{padding:56px 0;background:#fff}
.faq-header{text-align:center;margin-bottom:32px}
.faq-header .section-sub{color:var(--primary);font-weight:700;letter-spacing:2px;font-size:14px}
.faq-header h2{font-size:30px;margin-top:6px}
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
    background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-md);
    padding:20px 24px;margin-bottom:14px;transition:var(--transition);
}
.faq-item:hover{border-color:var(--primary);box-shadow:var(--shadow-sm)}
.faq-item summary{font-weight:700;font-size:16px;color:var(--dark);cursor:pointer;display:flex;align-items:center;gap:10px}
.faq-item summary i{color:var(--primary);font-size:20px}
.faq-item p{margin:12px 0 0;color:var(--muted);font-size:15px}

/* CTA */
.cta-section{
    padding:70px 0;text-align:center;position:relative;color:#fff;
    background:linear-gradient(135deg,rgba(7,37,45,.95),rgba(10,122,95,.88)),url('/assets/images/backpic/back-3.png') center/cover no-repeat;
}
.cta-section h2{color:#fff;font-size:30px;margin-bottom:12px}
.cta-section p{color:rgba(255,255,255,.9);max-width:560px;margin:0 auto 28px}
.cta-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Empty state */
.not-found-box{
    background:var(--card);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);
    padding:60px 30px;text-align:center;border:1px solid var(--line);
}
.not-found-box .icon{font-size:54px;color:var(--accent);margin-bottom:16px}
.not-found-box h2{font-size:26px}
.not-found-box p{color:var(--muted);margin-bottom:20px}

/* Footer */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:56px 0 0;margin-top:24px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-brand i{color:var(--accent);font-size:26px}
.site-footer p{font-size:14px;line-height:1.8}
.footer-col h4{color:#fff;font-size:17px;margin-bottom:14px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:3px;background:var(--accent);border-radius:99px}
.footer-col ul li{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:14px}
.footer-col ul li i{color:var(--accent);width:16px}
.footer-col ul li a{color:rgba(255,255,255,.72);transition:var(--transition)}
.footer-col ul li a:hover{color:var(--accent)}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.08);margin-top:40px;padding:20px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.5);
}

/* Responsive */
@media screen and (max-width:1024px){
    .article-main{flex:0 0 65%;max-width:65%}
    .article-card{padding:28px}
}
@media screen and (max-width:768px){
    .brand-name{font-size:18px}
    .header-chip{display:none}
    .nav-toggle{display:block}
    .nav-links{
        display:none;position:absolute;top:100%;left:0;right:0;background:#fff;
        flex-direction:column;padding:12px 18px;box-shadow:0 12px 28px rgba(14,37,48,.14);border-bottom:1px solid var(--line);
    }
    .nav-links.open{display:flex}
    .nav-links>li>a{padding:12px 14px;border-bottom:1px solid var(--line);border-radius:10px}
    .nav-links>li:last-child>a{border-bottom:0}
    .nav-links>li>a.active{border-bottom:1px solid var(--line)}
    .page-hero{padding:46px 0}
    .page-hero h1{font-size:26px}
    .article-wrapper{flex-direction:column}
    .article-main{flex:0 0 100%;max-width:100%}
    .article-card{padding:24px 20px}
    .footer-bottom{font-size:12px}
}
@media screen and (max-width:520px){
    .container{padding:0 16px}
    .brand-name{font-size:16px}
    .brand-name i{font-size:22px}
    .page-hero h1{font-size:22px}
    .page-hero p{font-size:15px}
    .article-meta{gap:10px;font-size:13px}
    .btn{padding:10px 20px;font-size:14px}
    .steps-header h2,.faq-header h2,.cta-section h2{font-size:24px}
    .step-card,.side-card{padding:20px 16px}
    .faq-item{padding:16px}
}