/* roulang page: index */
:root{
  --primary:#0e3a5d;--primary-light:#1b5379;--accent:#d9a64e;--accent-light:#f2e3c1;
  --bg:#f4f7fa;--white:#ffffff;--text:#223344;--muted:#5f7184;--lighter:#8a9baa;
  --border:#dce5ec;--radius:18px;--radius-sm:12px;--shadow:0 6px 30px rgba(10,38,64,.08);
  --shadow-lg:0 18px 50px rgba(10,38,64,.14);--space:28px;--font:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{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:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent)}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;outline:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 50px}
.section-tag{display:inline-block;background:rgba(217,166,78,.15);color:#9a7b24;font-size:13px;font-weight:600;padding:6px 16px;border-radius:40px;letter-spacing:1px;margin-bottom:14px}
.section-title{font-size:34px;line-height:1.3;font-weight:700;color:var(--primary);margin-bottom:12px}
.section-subtitle{font-size:16px;color:var(--muted)}
@media(max-width:768px){.section{padding:56px 0}.section-title{font-size:26px}}

/* 顶部导航 */
.site-header{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(10,38,64,.04)}
.header-main{display:flex;align-items:center;gap:24px;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-logo{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary-light));display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:20px}
.brand-text{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:1px;line-height:1.2}
.brand-text small{display:block;font-size:11px;font-weight:400;color:var(--muted);letter-spacing:.5px}
.search-wrap{flex:1;max-width:560px;margin:0 auto}
.search-form{position:relative;display:flex;align-items:center}
.search-form input[type="text"]{width:100%;height:46px;border:2px solid var(--border);border-radius:46px;padding:0 54px 0 20px;background:var(--bg);color:var(--text);font-size:15px;transition:border-color .25s,box-shadow .25s}
.search-form input[type="text"]:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(217,166,78,.15);background:var(--white)}
.search-form button{position:absolute;right:6px;width:38px;height:38px;border:none;border-radius:50%;background:var(--primary);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .2s}
.search-form button:hover{background:var(--accent);transform:scale(1.05)}
.header-nav{display:flex;align-items:center;gap:6px;flex-shrink:0}
.nav-link{padding:10px 18px;border-radius:40px;font-size:15px;font-weight:500;color:var(--text)}
.nav-link:hover{color:var(--primary);background:rgba(14,58,93,.06)}
.nav-link.active{background:var(--primary);color:#fff}
.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;background:#fff;cursor:pointer;align-items:center;justify-content:center;font-size:18px;color:var(--primary)}
@media(max-width:1024px){.search-wrap{max-width:420px}.nav-link{padding:8px 12px;font-size:14px}}
@media(max-width:768px){
  .header-main{flex-wrap:wrap;padding:12px 0}
  .search-wrap{order:3;flex-basis:100%;max-width:100%;margin:10px 0 0}
  .header-nav{display:none;flex-basis:100%;flex-direction:column;align-items:stretch;gap:8px;padding-top:10px}
  .header-nav.open{display:flex}
  .menu-toggle{display:flex}
  .nav-link{text-align:center;padding:12px}
}

/* Hero */
.hero{position:relative;background:var(--bg-deep,#0d2137);padding:100px 0 90px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:.35}
.hero::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,33,55,.55),rgba(13,33,55,.85))}
.hero .container{position:relative;z-index:2}
.hero-content{max-width:760px;color:#fff}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(217,166,78,.18);border:1px solid rgba(217,166,78,.4);color:var(--accent-light);font-size:14px;padding:8px 18px;border-radius:40px;margin-bottom:22px}
.hero-badge i{font-size:14px}
.hero-title{font-size:48px;line-height:1.25;font-weight:800;margin-bottom:20px;letter-spacing:1px}
.hero-title span{color:var(--accent)}
.hero-desc{font-size:18px;line-height:1.8;color:rgba(255,255,255,.88);margin-bottom:36px;max-width:600px}
.hero-search{max-width:520px;margin-bottom:36px}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap}
.stat-item .stat-num{font-size:30px;font-weight:800;color:var(--accent)}
.stat-item .stat-label{font-size:14px;color:rgba(255,255,255,.75)}
@media(max-width:1024px){.hero-title{font-size:38px}}
@media(max-width:768px){.hero{padding:70px 0}.hero-title{font-size:30px}.hero-desc{font-size:16px}}

/* 核心服务 */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.service-card{background:var(--white);border-radius:var(--radius);padding:36px 30px;box-shadow:var(--shadow);border:1px solid rgba(220,229,236,.6);transition:transform .3s,box-shadow .3s}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.service-icon{width:62px;height:62px;border-radius:16px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:var(--accent);font-size:26px;display:flex;align-items:center;justify-content:center;margin-bottom:22px}
.service-card h3{font-size:20px;color:var(--primary);margin-bottom:10px;font-weight:700}
.service-card p{color:var(--muted);font-size:15px;line-height:1.8}
@media(max-width:1024px){.service-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
@media(max-width:768px){.service-grid{grid-template-columns:1fr;gap:18px}.service-card{padding:28px 24px}}

/* 分类入口 */
.category-section{background:var(--white)}
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.category-card{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .3s,box-shadow .3s}
.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.category-card img{width:100%;height:260px;object-fit:cover;transition:transform .5s}
.category-card:hover img{transform:scale(1.04)}
.category-card .category-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,58,93,.1),rgba(14,58,93,.82));display:flex;flex-direction:column;justify-content:flex-end;padding:28px}
.category-card h3{color:#fff;font-size:22px;font-weight:700;margin-bottom:6px}
.category-card p{color:rgba(255,255,255,.82);font-size:14px;line-height:1.6}
.category-card .category-link{position:absolute;top:20px;right:20px;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.22);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;transition:background .3s}
.category-card:hover .category-link{background:var(--accent)}
@media(max-width:768px){.category-grid{grid-template-columns:1fr;gap:18px}.category-card img{height:200px}}

/* 最新资讯 */
.news-list{max-width:900px;margin:0 auto}
.news-item{display:flex;align-items:center;gap:20px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px 24px;margin-bottom:14px;transition:transform .25s,box-shadow .25s,border-color .25s}
.news-item:hover{transform:translateX(6px);box-shadow:var(--shadow);border-color:rgba(217,166,78,.5)}
.news-cat{background:rgba(14,58,93,.08);color:var(--primary);font-size:13px;font-weight:600;padding:5px 12px;border-radius:30px;white-space:nowrap;flex-shrink:0}
.news-title{flex:1;font-size:16px;font-weight:500;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-date{color:var(--lighter);font-size:14px;flex-shrink:0}
@media(max-width:768px){.news-item{flex-wrap:wrap;gap:10px;padding:16px 18px}.news-title{flex-basis:100%;white-space:normal}.news-date{font-size:13px}}

/* 流程 */
.process-section{background:var(--white)}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;counter-reset:step}
.process-step{position:relative;text-align:center;padding:30px 20px;border-radius:var(--radius);background:var(--bg);border:1px solid var(--border);transition:transform .3s}
.process-step:hover{transform:translateY(-4px)}
.process-step::before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--accent);color:#fff;font-size:13px;font-weight:700;padding:4px 12px;border-radius:20px}
.process-icon{width:58px;height:58px;margin:0 auto 16px;border-radius:50%;background:var(--primary);color:var(--accent);font-size:22px;display:flex;align-items:center;justify-content:center}
.process-step h4{font-size:16px;font-weight:700;color:var(--primary);margin-bottom:8px}
.process-step p{font-size:14px;color:var(--muted);line-height:1.7}
@media(max-width:1024px){.process-steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.process-steps{grid-template-columns:1fr}}

/* 数据深色区块 */
.stats-section{background:linear-gradient(135deg,#0d2137,#153d5f);padding:70px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;text-align:center}
.stats-box .stats-num{font-size:42px;font-weight:800;color:var(--accent);line-height:1.2}
.stats-box .stats-label{font-size:15px;color:rgba(255,255,255,.75);margin-top:8px}
@media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}}

/* FAQ */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden}
.faq-question{display:flex;align-items:center;gap:14px;padding:18px 22px;cursor:pointer;font-size:16px;font-weight:600;color:var(--primary)}
.faq-question i{color:var(--accent);font-size:18px;flex-shrink:0}
.faq-answer{display:none;padding:0 22px 18px;color:var(--muted);font-size:15px;line-height:1.8;border-top:1px dashed var(--border);padding-top:14px}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question i{transform:rotate(180deg);transition:transform .2s}

/* CTA */
.cta-section{padding:80px 0}
.cta-inner{background:linear-gradient(120deg,var(--primary),var(--primary-light));border-radius:var(--radius);padding:60px;display:flex;align-items:center;justify-content:space-between;gap:40px;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.cta-inner::after{content:'';position:absolute;right:-60px;top:-60px;width:200px;height:200px;background:rgba(217,166,78,.2);border-radius:50%}
.cta-text h2{color:#fff;font-size:30px;font-weight:700;margin-bottom:10px}
.cta-text p{color:rgba(255,255,255,.8);font-size:15px}
.cta-btn{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:#fff;font-size:16px;font-weight:600;padding:14px 32px;border-radius:46px;transition:transform .2s,box-shadow .2s;white-space:nowrap}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(217,166,78,.4);color:#fff}
@media(max-width:768px){.cta-inner{flex-direction:column;padding:36px 26px;text-align:center}.cta-text h2{font-size:24px}}

/* 页脚 */
.site-footer{background:#0d2137;color:rgba(255,255,255,.7);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:16px;max-width:320px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px;font-weight:600}
.footer-col a{display:block;color:rgba(255,255,255,.65);font-size:14px;padding:6px 0;transition:color .2s,padding-left .2s}
.footer-col a:hover{color:var(--accent);padding-left:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;align-items:center;justify-content:space-between;font-size:14px;color:rgba(255,255,255,.45)}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{flex-direction:column;gap:10px;text-align:center}}

/* 内页通用 */
.page-banner{position:relative;padding:70px 0 60px;background:var(--bg-deep,#0d2137);overflow:hidden}
.page-banner .banner-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.3}
.page-banner::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,33,55,.4),rgba(13,33,55,.85))}
.page-banner .container{position:relative;z-index:2;color:#fff}
.page-banner h1{font-size:38px;font-weight:800;color:#fff;margin-bottom:12px}
.page-banner p{font-size:16px;color:rgba(255,255,255,.82);max-width:600px}
@media(max-width:768px){.page-banner h1{font-size:28px}}

.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--lighter);padding:20px 0}
.breadcrumb a{color:var(--lighter)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{margin:0 4px}

/* 文章页 */
.article-page{max-width:860px;margin:0 auto}
.article-header{border-bottom:1px solid var(--border);padding-bottom:28px;margin-bottom:30px}
.article-header h1{font-size:36px;line-height:1.35;color:var(--primary);font-weight:800;margin-bottom:16px}
.article-meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.article-meta i{color:var(--accent)}
.article-thumb{border-radius:var(--radius);overflow:hidden;margin-bottom:30px;max-height:420px}
.article-thumb img{width:100%;object-fit:cover}
.article-content{font-size:16px;line-height:2;color:#2b3a49}
.article-content h2,.article-content h3{margin:28px 0 14px;color:var(--primary);line-height:1.4}
.article-content p{margin-bottom:18px}
.article-content ul{margin:0 0 20px 20px;list-style:disc}
.article-content li{margin-bottom:6px}
.article-content img{border-radius:var(--radius-sm)}
.article-tags{display:flex;gap:10px;flex-wrap:wrap;margin:36px 0}
.article-tags a{background:rgba(14,58,93,.06);color:var(--primary);font-size:13px;padding:6px 14px;border-radius:30px}
.article-tags a:hover{background:var(--primary);color:#fff}
.article-footer-nav{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--border);padding-top:24px;margin-top:10px}
@media(max-width:768px){.article-header h1{font-size:26px}}

/* 相关推荐/分类卡片 */
.related-grid,.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card,.entry-card{background:var(--white);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.related-card:hover,.entry-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.related-card img,.entry-card img{width:100%;height:190px;object-fit:cover}
.related-card .card-body,.entry-card .card-body{padding:22px}
.related-card .card-cat,.entry-card .card-cat{display:inline-block;background:rgba(217,166,78,.15);color:#9a7b24;font-size:12px;font-weight:600;padding:4px 12px;border-radius:20px;margin-bottom:10px}
.related-card h3,.entry-card h3{font-size:18px;font-weight:700;color:var(--text);line-height:1.5;margin-bottom:8px}
.related-card p,.entry-card p{font-size:14px;color:var(--muted);line-height:1.7}
@media(max-width:1024px){.related-grid,.entry-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.related-grid,.entry-grid{grid-template-columns:1fr}}

/* 按钮通用 */
.btn{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;padding:12px 28px;border-radius:44px;transition:all .25s;border:none;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-light);transform:translateY(-2px);box-shadow:0 8px 24px rgba(14,58,93,.3);color:#fff}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#c69742;transform:translateY(-2px);color:#fff}
.btn-outline{border:2px solid var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary);color:#fff}

/* 焦点可访问性 */
a:focus-visible,button:focus-visible,input:focus-visible,.faq-question:focus-visible{border-radius:4px}
.search-form button:focus-visible,.menu-toggle:focus-visible,.nav-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* roulang page: category1 */
:root {
            --primary: #0a6e5c;
            --primary-light: #128a73;
            --primary-dark: #075243;
            --accent: #f0b34b;
            --accent-light: #fbe6be;
            --bg: #f5f8f7;
            --bg-alt: #edf3f1;
            --surface: #ffffff;
            --text: #1f2d2a;
            --text-weak: #637775;
            --border: #dde7e4;
            --radius: 18px;
            --radius-sm: 12px;
            --shadow: 0 8px 30px rgba(8, 60, 50, .08);
            --shadow-lg: 0 18px 48px rgba(8, 60, 50, .12);
            --space: 14px;
            --space-lg: 32px;
            --space-xl: 56px;
            --transition: all .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: 72rem;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(8, 60, 50, .05);
        }

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

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

        .brand-logo {
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            box-shadow: 0 4px 14px rgba(10, 110, 92, .25);
        }

        .brand-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            display: flex;
            flex-direction: column;
        }

        .brand-text small {
            font-size: .7rem;
            font-weight: 500;
            color: var(--text-weak);
            letter-spacing: .06em;
        }

        .header-search {
            flex: 1;
            max-width: 520px;
            display: flex;
            align-items: center;
            background: var(--bg-alt);
            border-radius: 50px;
            padding: 6px 8px 6px 18px;
            border: 1px solid var(--border);
            transition: var(--transition);
            order: 3;
            width: 100%;
        }

        .header-search:focus-within {
            border-color: var(--primary-light);
            background: var(--surface);
            box-shadow: 0 0 0 4px rgba(10, 110, 92, .12);
        }

        .header-search i {
            color: var(--text-weak);
            font-size: .95rem;
        }

        .header-search input {
            flex: 1;
            padding: 8px 12px;
            font-size: .95rem;
            color: var(--text);
            outline: none;
        }

        .header-search input::placeholder {
            color: var(--text-weak);
        }

        .header-search button {
            background: var(--primary);
            color: #fff;
            padding: 8px 22px;
            border-radius: 40px;
            font-weight: 600;
            font-size: .9rem;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: .02em;
        }

        .header-search button:hover {
            background: var(--primary-light);
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            order: 2;
        }

        .nav-link {
            padding: 8px 18px;
            border-radius: 40px;
            font-weight: 500;
            font-size: .95rem;
            color: var(--text);
            transition: var(--transition);
        }

        .nav-link:hover {
            background: var(--bg-alt);
            color: var(--primary);
        }

        .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(10, 110, 92, .22);
        }

        /* ===== Hero Banner ===== */
        .page-hero {
            background: linear-gradient(135deg, rgba(7, 82, 67, .94), rgba(18, 138, 115, .88)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            padding: 64px 0 72px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -30px;
            right: -10px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .05);
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .18);
            padding: 6px 16px;
            border-radius: 40px;
            font-size: .85rem;
            letter-spacing: .04em;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }

        .page-hero h1 {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 16px;
            letter-spacing: .01em;
        }

        .page-hero p {
            font-size: 1.1rem;
            max-width: 780px;
            opacity: .92;
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 30px;
            border-radius: 50px;
            font-weight: 600;
            font-size: .95rem;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            line-height: 1;
        }

        .btn i {
            font-size: 1rem;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(240, 179, 75, .3);
        }

        .btn-primary:hover {
            background: #f4c066;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(240, 179, 75, .4);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, .5);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            transform: translateY(-2px);
        }

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

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

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 48px;
        }

        .section-tag {
            display: inline-block;
            background: var(--accent-light);
            color: var(--primary-dark);
            padding: 5px 16px;
            border-radius: 40px;
            font-size: .8rem;
            font-weight: 600;
            letter-spacing: .08em;
            margin-bottom: 14px;
            text-transform: uppercase;
        }

        .section-head h2 {
            font-size: clamp(1.7rem, 3vw, 2.4rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text);
            margin-bottom: 14px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 1.05rem;
            line-height: 1.7;
        }

        /* ===== Cards Grid ===== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .service-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 30px 26px;
            border: 1px solid var(--border);
            box-shadow: 0 4px 16px rgba(8, 60, 50, .05);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            opacity: 0;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(10, 110, 92, .2);
        }

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

        .card-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 22px;
            margin-bottom: 20px;
            box-shadow: 0 6px 16px rgba(10, 110, 92, .22);
        }

        .service-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }

        .service-card p {
            font-size: .93rem;
            color: var(--text-weak);
            line-height: 1.65;
            margin-bottom: 16px;
        }

        .card-link {
            color: var(--primary);
            font-weight: 600;
            font-size: .9rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

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

        .card-link i {
            font-size: .8rem;
        }

        /* ===== Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 30px;
        }

        .step-item {
            background: var(--surface);
            padding: 30px 24px;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            text-align: center;
            transition: var(--transition);
            position: relative;
        }

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

        .step-num {
            width: 46px;
            height: 46px;
            background: var(--accent-light);
            color: var(--primary-dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            margin: 0 auto 16px;
        }

        .step-item h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: .88rem;
            color: var(--text-weak);
            line-height: 1.6;
        }

        /* ===== Guide List ===== */
        .guide-section {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: 0 4px 16px rgba(8, 60, 50, .05);
            margin-bottom: 24px;
        }

        .guide-section h3 {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .guide-section h3 i {
            font-size: 1.3rem;
        }

        .guide-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px 24px;
        }

        .guide-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: .95rem;
            line-height: 1.6;
            color: var(--text);
            padding: 8px 0;
            border-bottom: 1px dashed var(--border);
        }

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

        .guide-list li i {
            color: var(--primary-light);
            margin-top: 5px;
            font-size: .75rem;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 28px;
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -30px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .06);
        }

        .cta-block h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-block p {
            opacity: .92;
            margin-bottom: 26px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-block .btn-primary {
            background: var(--surface);
            color: var(--primary);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .12);
        }

        .cta-block .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 24px 28px;
            margin-bottom: 16px;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(10, 110, 92, .25);
            box-shadow: var(--shadow);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
        }

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

        .faq-answer {
            margin-top: 12px;
            color: var(--text-weak);
            font-size: .93rem;
            line-height: 1.7;
            display: none;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: #17322d;
            color: rgba(255, 255, 255, .8);
            padding: 56px 0 0;
            margin-top: 60px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand .brand {
            margin-bottom: 16px;
        }

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

        .footer-brand .brand-text small {
            color: rgba(255, 255, 255, .6);
        }

        .footer-brand p {
            font-size: .92rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, .65);
            max-width: 360px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            padding: 6px 0;
            font-size: .92rem;
            color: rgba(255, 255, 255, .65);
            transition: var(--transition);
        }

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

        .footer-bottom {
            padding: 22px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: .85rem;
            color: rgba(255, 255, 255, .5);
        }

        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .header-inner {
                gap: 14px;
            }
        }

        @media screen and (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                align-items: stretch;
            }
            .header-nav {
                order: 2;
                justify-content: center;
                flex-wrap: wrap;
            }
            .header-search {
                order: 3;
                max-width: 100%;
            }
            .header-search button {
                padding: 8px 18px;
            }
            .page-hero {
                padding: 48px 0 56px;
            }
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .guide-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section {
                padding: 40px 0;
            }
        }

        @media screen and (max-width: 520px) {
            .header-nav {
                gap: 4px;
            }
            .nav-link {
                padding: 6px 14px;
                font-size: .85rem;
            }
            .header-search {
                border-radius: 40px;
                padding: 4px 6px 4px 14px;
            }
            .header-search input {
                font-size: .85rem;
            }
            .header-search button {
                padding: 8px 14px;
                font-size: .82rem;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .cta-block {
                padding: 36px 22px;
            }
            .guide-section {
                padding: 24px 20px;
            }
            .hero-actions .btn {
                width: 100%;
            }
        }

/* roulang page: article */
:root {
  --primary: #0a4d8c;
  --primary-dark: #083a6a;
  --primary-rgb: 10, 77, 140;
  --accent: #0ea5a4;
  --accent-rgb: 14, 165, 164;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --text: #1e293b;
  --text-secondary: #52637a;
  --text-muted: #8393a7;
  --border: #e2e8f0;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(10, 77, 140, 0.06);
  --shadow: 0 8px 28px rgba(10, 77, 140, 0.10);
  --shadow-lg: 0 18px 48px rgba(10, 77, 140, 0.16);
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 28px;
  --space-lg: 48px;
  --space-xl: 72px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ========== Buttons ========== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 12px 28px; border-radius: 50px;
  font-size: 15px; font-weight: 600; line-height: 1; cursor: pointer;
  border: 2px solid transparent; transition: all .25s ease; text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 18px rgba(10,77,140,.28); }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 26px rgba(10,77,140,.36); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,.85); color: #fff; }
.btn-outline:hover { background: #fff; color: var(--primary); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--primary); box-shadow: 0 6px 18px rgba(0,0,0,.1); }
.btn-light:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn:focus-visible, .nav-link:focus-visible, a:focus-visible, input:focus-visible {
  outline: 3px solid rgba(var(--accent-rgb), .45); outline-offset: 2px;
}

/* ========== Header ========== */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
  box-shadow: 0 2px 12px rgba(2, 32, 60, 0.06);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 76px; gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-logo {
  width: 46px; height: 46px; border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), #0d6cad);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 20px; box-shadow: 0 6px 18px rgba(10,77,140,.3);
}
.brand-text { font-size: 20px; font-weight: 800; color: var(--text); letter-spacing: .5px; line-height: 1.1; display: flex; flex-direction: column; }
.brand-text small { font-size: 10px; font-weight: 600; color: var(--text-muted); letter-spacing: 2.4px; margin-top: 2px; }
.header-search { flex: 1; max-width: 480px; margin: 0 auto; }
.search-form {
  display: flex; align-items: center; background: #f0f4f9;
  border: 1px solid var(--border); border-radius: 50px;
  padding: 4px 6px 4px 18px; transition: all .25s ease; height: 48px;
}
.search-form:focus-within { background: #fff; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(10,77,140,.09); }
.search-icon { color: var(--text-muted); font-size: 14px; margin-right: 10px; }
.search-form input[type="search"] {
  flex: 1; border: none; background: transparent; font-size: 15px;
  color: var(--text); outline: none; min-width: 0; height: 100%;
}
.search-form input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; }
.search-form input::placeholder { color: #9aa8b8; }
.search-btn {
  background: var(--primary); color: #fff; border: none; border-radius: 50px;
  padding: 0 22px; height: 38px; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: background .2s; white-space: nowrap;
}
.search-btn:hover { background: var(--primary-dark); }
.header-nav { display: flex; align-items: center; gap: 30px; flex-shrink: 0; }
.nav-link {
  font-size: 15px; font-weight: 600; color: var(--text-secondary);
  padding: 8px 4px; position: relative; letter-spacing: .2px;
  transition: color .2s;
}
.nav-link::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2.5px;
  background: var(--accent); border-radius: 3px; transition: width .25s ease;
}
.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--primary); }
.nav-link.active::after { width: 100%; }
.nav-toggle {
  display: none; width: 44px; height: 44px; border-radius: 12px;
  background: #f0f4f9; border: 1px solid var(--border); cursor: pointer;
  align-items: center; justify-content: center; color: var(--text); font-size: 20px;
}

/* ========== Page Banner ========== */
.page-banner {
  position: relative; padding: 68px 0 60px; overflow: hidden;
  background: linear-gradient(140deg, rgba(8,58,106,.94), rgba(10,77,140,.82));
}
.banner-bg {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: .26; z-index: 0; filter: saturate(.9);
}
.page-banner::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 80% 20%, rgba(14,165,164,.22), transparent 55%);
  z-index: 0;
}
.banner-bg + .container { position: relative; z-index: 1; }
.breadcrumb-links {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: 13px; color: rgba(255,255,255,.72); margin-bottom: 18px;
}
.breadcrumb-links a { color: rgba(255,255,255,.9); font-weight: 500; transition: color .2s; }
.breadcrumb-links a:hover { color: var(--accent); }
.breadcrumb-divider { opacity: .6; font-size: 12px; }
.page-banner-title {
  font-size: 34px; font-weight: 800; color: #fff; line-height: 1.3;
  max-width: 780px; margin: 0 0 12px; letter-spacing: .5px;
}
.page-banner-desc {
  color: rgba(255,255,255,.78); max-width: 660px; font-size: 16px;
  line-height: 1.8; margin: 0; display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}

/* ========== Main Layout ========== */
.article-main { padding: 48px 0 72px; }
.article-card {
  background: var(--surface); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); overflow: hidden; border: 1px solid rgba(255,255,255,.6);
}
.article-header { padding: 36px 42px 22px; }
.category-badge {
  display: inline-block; background: rgba(var(--accent-rgb), .12); color: #077a7a;
  font-size: 13px; font-weight: 700; padding: 5px 14px; border-radius: 50px;
  letter-spacing: .5px; margin-bottom: 14px;
}
.article-title { font-size: 28px; font-weight: 800; line-height: 1.45; color: var(--text); margin: 0 0 16px; }
.article-meta-row { display: flex; flex-wrap: wrap; gap: 20px; font-size: 13px; color: var(--text-muted); }
.article-meta-row span { display: inline-flex; align-items: center; gap: 6px; }
.article-meta-row i { color: #9aa8b8; }
.article-cover { padding: 0 42px; }
.article-cover img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-sm); object-fit: cover; aspect-ratio: 16 / 7.5; display: block; }
.article-content { padding: 28px 42px 10px; font-size: 16px; line-height: 1.95; color: #334155; }
.article-content p { margin: 0 0 1.35em; }
.article-content h2 {
  font-size: 22px; font-weight: 700; color: var(--primary); margin: 1.4em 0 .7em;
  padding-left: 14px; border-left: 4px solid var(--accent); line-height: 1.4;
}
.article-content h3 { font-size: 18px; font-weight: 700; color: var(--text); margin: 1.3em 0 .6em; line-height: 1.4; }
.article-content ul, .article-content ol { margin: 0 0 1.4em 1.5em; }
.article-content li { margin-bottom: .5em; }
.article-content blockquote {
  background: var(--bg); border-left: 4px solid var(--accent);
  padding: 16px 22px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary); font-style: normal; margin: 0 0 1.4em;
}
.article-content img { border-radius: var(--radius); box-shadow: var(--shadow-sm); margin: 10px 0; }
.article-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: var(--accent); }
.article-content table { width: 100%; border-collapse: collapse; margin: 0 0 1.4em; font-size: 14px; }
.article-content th, .article-content td { border: 1px solid var(--border); padding: 10px 14px; text-align: left; }
.article-content th { background: var(--bg); font-weight: 700; color: var(--text); }
.article-footer { padding: 26px 42px 38px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-flex; align-items: center; gap: 6px; background: var(--bg);
  border: 1px solid var(--border); color: var(--text-secondary);
  font-size: 12px; font-weight: 600; padding: 6px 13px; border-radius: 50px;
  transition: all .2s ease; cursor: default;
}
.tag i { font-size: 11px; color: var(--text-muted); }
.tag:hover { background: rgba(var(--primary-rgb), .08); border-color: rgba(var(--primary-rgb), .3); color: var(--primary); }
.article-share { display: flex; align-items: center; gap: 8px; }
.share-label { font-size: 13px; color: var(--text-muted); font-weight: 600; margin-right: 4px; }
.share-btn {
  width: 38px; height: 38px; border-radius: 50%; display: inline-flex;
  align-items: center; justify-content: center; font-size: 15px;
  background: var(--bg); color: var(--text-secondary); border: 1px solid var(--border);
  transition: all .2s ease; cursor: pointer;
}
.share-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }

/* ========== Not Found Box ========== */
.not-found-box {
  text-align: center; padding: 56px 34px 58px; background: #fafcff;
  border: 1px dashed var(--border); border-radius: var(--radius);
  margin: 0 0 20px;
}
.not-found-icon { font-size: 52px; color: #b6c6d6; margin-bottom: 16px; display: block; }
.not-found-box h2 { font-size: 22px; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.not-found-box p { color: var(--text-muted); margin-bottom: 24px; max-width: 420px; margin-left: auto; margin-right: auto; }

/* ========== Sidebar ========== */
.sidebar { display: flex; flex-direction: column; gap: 28px; }
.widget { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 26px 26px 28px; border: 1px solid rgba(255,255,255,.5); }
.widget-title {
  font-size: 17px; font-weight: 700; color: var(--text); margin: 0 0 20px;
  display: flex; align-items: center; gap: 10px; padding-bottom: 14px;
  border-bottom: 1px solid var(--border); position: relative;
}
.widget-title::after { content: ''; position: absolute; left: 0; bottom: -1px; width: 42px; height: 2px; background: var(--accent); border-radius: 2px; }
.widget-title i { color: var(--primary); font-size: 16px; }
.widget-about p { font-size: 14px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 18px; }
.widget-about .btn { width: 100%; }
.latest-list { list-style: none; margin: 0; padding: 0; }
.latest-list li { padding: 0 0 16px; margin-bottom: 16px; border-bottom: 1px solid #f0f3f8; }
.latest-list li:last-child { padding-bottom: 0; margin-bottom: 0; border-bottom: none; }
.latest-list a { display: flex; gap: 12px; align-items: flex-start; }
.latest-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-top: 9px; flex-shrink: 0; opacity: .7; }
.latest-list a:hover .latest-dot { background: var(--primary); opacity: 1; transform: scale(1.2); transition: all .2s; }
.latest-title { font-size: 14px; font-weight: 600; color: var(--text); line-height: 1.5; flex: 1; display: block; }
.latest-list a:hover .latest-title { color: var(--primary); }
.latest-date { display: block; font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.empty-tip { color: var(--text-muted); font-size: 14px; padding: 12px 0; text-align: center; }
.sidebar-service {
  background: linear-gradient(135deg, var(--primary), #0d6cad);
  border-radius: var(--radius); padding: 30px 28px; color: #fff;
  box-shadow: 0 12px 30px rgba(10,77,140,.28); position: relative; overflow: hidden;
}
.sidebar-service::before {
  content: ''; position: absolute; top: -40px; right: -30px; width: 140px; height: 140px;
  border-radius: 50%; background: rgba(255,255,255,.08);
}
.sidebar-service::after {
  content: ''; position: absolute; bottom: -60px; left: -20px; width: 110px; height: 110px;
  border-radius: 50%; background: rgba(14,165,164,.18);
}
.sidebar-service h4 { font-size: 18px; font-weight: 700; margin: 0 0 10px; position: relative; z-index: 1; }
.sidebar-service p { font-size: 14px; opacity: .85; margin-bottom: 20px; position: relative; z-index: 1; line-height: 1.7; }
.sidebar-service .btn-light { position: relative; z-index: 1; }

/* ========== Related Section ========== */
.related-section { padding: 72px 0 80px; background: var(--surface); border-top: 1px solid var(--border); }
.section-title { text-align: center; margin-bottom: 42px; }
.section-title h2 { font-size: 30px; font-weight: 800; color: var(--text); margin-bottom: 8px; letter-spacing: .5px; }
.section-title p { color: var(--text-muted); max-width: 560px; margin: 0 auto; font-size: 15px; }
.related-card {
  display: block; background: var(--surface); border: 1px solid #ecf1f6;
  border-radius: var(--radius); overflow: hidden; box-shadow: 0 2px 10px rgba(10,77,140,.05);
  transition: all .3s ease; height: 100%;
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(var(--accent-rgb), .4); }
.related-cover { position: relative; overflow: hidden; aspect-ratio: 16 / 10; }
.related-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.related-card:hover .related-cover img { transform: scale(1.06); }
.related-cat {
  position: absolute; top: 14px; left: 14px; background: rgba(255,255,255,.92);
  color: var(--primary); font-size: 12px; font-weight: 700; padding: 4px 12px;
  border-radius: 50px; letter-spacing: .3px; backdrop-filter: blur(4px);
  box-shadow: 0 2px 8px rgba(0,0,0,.1);
}
.related-body { padding: 22px 22px 24px; }
.related-body h3 { font-size: 16px; font-weight: 700; color: var(--text); line-height: 1.5; margin: 0 0 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; transition: color .2s; }
.related-card:hover .related-body h3 { color: var(--primary); }
.related-body p { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin: 0 0 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-date { font-size: 12px; color: #a0aebb; display: inline-flex; align-items: center; gap: 5px; }
.related-date i { font-size: 11px; }

/* ========== FAQ ========== */
.faq-section { padding: 72px 0; }
.faq-container { max-width: 820px; margin: 0 auto; }
.faq-list { margin: 0; padding: 0; list-style: none; }
.faq-list .accordion-item { background: var(--surface); border-radius: var(--radius) !important; border: 1px solid var(--border) !important; margin-bottom: 14px; overflow: hidden; box-shadow: 0 2px 8px rgba(10,77,140,.04); transition: box-shadow .25s; }
.faq-list .accordion-item.is-active { box-shadow: var(--shadow); border-color: rgba(var(--primary-rgb), .25) !important; }
.faq-list .accordion-title {
  font-size: 16px; font-weight: 600; color: var(--text); padding: 20px 52px 20px 24px !important;
  position: relative; line-height: 1.5; background: var(--surface) !important; border-radius: var(--radius) !important;
  transition: color .2s;
}
.faq-list .accordion-title::before { content: '\f059'; font-family: 'Font Awesome 6 Free'; font-weight: 400; color: var(--accent); margin-right: 10px; }
.faq-list .accordion-title::after {
  content: '\f078' !important; font-family: 'Font Awesome 6 Free' !important; font-weight: 900 !important;
  position: absolute; right: 22px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); font-size: 14px; transition: transform .3s ease;
}
.faq-list .accordion-item.is-active > .accordion-title::after { transform: translateY(-50%) rotate(180deg); color: var(--primary); }
.faq-list .accordion-item.is-active > .accordion-title { color: var(--primary); }
.faq-list .accordion-content { padding: 0 24px 22px 48px !important; border-top: none !important; background: var(--surface) !important; color: var(--text-secondary); font-size: 15px; box-shadow: none !important; }
.faq-list .accordion-content p { margin: 0; line-height: 1.8; }

/* ========== CTA ========== */
.cta-section { padding: 0 0 0; }
.cta-box {
  background: linear-gradient(135deg, #083a6a, #0a5d9e 55%, #0ea5a4);
  border-radius: var(--radius-lg); padding: 56px 60px; text-align: center;
  color: #fff; position: relative; overflow: hidden;
  box-shadow: 0 20px 50px rgba(10,77,140,.3);
  margin-bottom: 76px;
}
.cta-box::before { content: ''; position: absolute; top: -60px; left: -30px; width: 220px; height: 220px; border-radius: 50%; background: rgba(255,255,255,.05); }
.cta-box::after { content: ''; position: absolute; bottom: -70px; right: -40px; width: 260px; height: 260px; border-radius: 50%; background: rgba(14,165,164,.18); }
.cta-box h2 { position: relative; z-index: 1; font-size: 30px; font-weight: 800; margin: 0 0 14px; letter-spacing: .5px; }
.cta-box p { position: relative; z-index: 1; font-size: 16px; opacity: .88; max-width: 620px; margin: 0 auto 30px; line-height: 1.8; }
.cta-actions { position: relative; z-index: 1; display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ========== Footer ========== */
.site-footer { background: #0a1f33; color: rgba(255,255,255,.72); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 60px; padding-bottom: 44px; }
.footer-brand .brand { margin-bottom: 16px; display: inline-flex; }
.footer-brand .brand-text { color: #fff; }
.footer-brand .brand-text small { color: rgba(255,255,255,.55); }
.footer-brand p { font-size: 14px; line-height: 1.85; max-width: 360px; margin: 0; color: rgba(255,255,255,.62); }
.footer-col h4 { font-size: 16px; font-weight: 700; color: #fff; margin: 6px 0 20px; letter-spacing: .5px; }
.footer-col a { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,.66); font-size: 14px; padding: 6px 0; transition: all .2s ease; }
.footer-col a i { font-size: 12px; opacity: .5; }
.footer-col a:hover { color: var(--accent); padding-left: 5px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 13px; color: rgba(255,255,255,.46); }

/* ========== Media Queries ========== */
@media screen and (max-width: 1024px) {
  .header-inner { flex-wrap: wrap; gap: 14px; padding: 14px 0; }
  .header-nav { order: 3; width: 100%; gap: 26px; }
  .header-search { order: 2; max-width: 100%; flex: 1 1 100%; }
  .page-banner { padding: 52px 0 46px; }
  .page-banner-title { font-size: 28px; }
  .article-title { font-size: 24px; }
  .article-header, .article-cover, .article-content, .article-footer { padding-left: 30px; padding-right: 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media screen and (max-width: 768px) {
  .header-inner { flex-wrap: nowrap; }
  .header-search { order: 3; flex-basis: 100%; max-width: 100%; }
  .nav-toggle { display: inline-flex; flex-shrink: 0; }
  .header-nav {
    position: fixed; top: 0; right: 0; bottom: 0; width: 300px; max-width: 85vw;
    background: var(--surface); flex-direction: column; align-items: flex-start;
    padding: 70px 34px 30px; gap: 6px; transform: translateX(100%);
    transition: transform .3s ease; box-shadow: -20px 0 50px rgba(0,0,0,.12); z-index: 200;
  }
  .header-nav.open { transform: translateX(0); }
  .nav-link { font-size: 17px; padding: 12px 0; width: 100%; border-bottom: 1px solid #f0f3f8; }
  .nav-link::after { display: none; }
  .header-search { flex-basis: 100%; order: 2; }
  .header-inner { flex-wrap: wrap; padding: 12px 0; }
  .search-btn { padding: 0 16px; font-size: 13px; }
  .page-banner-title { font-size: 24px; }
  .page-banner { padding: 42px 0 36px; }
  .page-banner-desc { -webkit-line-clamp: 3; }
  .article-main { padding: 32px 0 50px; }
  .article-header { padding: 24px 22px 18px; }
  .article-cover { padding: 0 22px; }
  .article-cover img { aspect-ratio: 16 / 10; }
  .article-content { padding: 22px 22px 6px; font-size: 15px; }
  .article-footer { padding: 20px 22px 30px; }
  .widget { padding: 22px 20px 24px; }
  .cta-box { padding: 40px 26px; margin-bottom: 50px; }
  .cta-box h2 { font-size: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-col h4 { margin-bottom: 14px; }
  .related-section { padding: 50px 0; }
}
@media screen and (max-width: 520px) {
  .header-inner { gap: 10px; }
  .brand-text { font-size: 17px; }
  .brand-text small { font-size: 9px; letter-spacing: 1.6px; }
  .brand-logo { width: 40px; height: 40px; font-size: 17px; border-radius: 12px; }
  .search-form { height: 44px; padding-left: 14px; }
  .search-btn { padding: 0 12px; height: 34px; font-size: 12px; }
  .header-search { margin: 0; }
  .page-banner-title { font-size: 20px; }
  .page-banner-desc { font-size: 14px; }
  .article-title { font-size: 20px; }
  .article-meta-row { gap: 12px; font-size: 12px; }
  .article-header, .article-cover, .article-content, .article-footer { padding-left: 16px; padding-right: 16px; }
  .article-content { font-size: 15px; line-height: 1.85; }
  .article-tags { justify-content: center; width: 100%; }
  .article-share { justify-content: center; width: 100%; }
  .section-title h2 { font-size: 24px; }
  .faq-list .accordion-title { font-size: 15px; padding: 18px 44px 18px 18px !important; }
  .faq-list .accordion-content { padding: 0 18px 20px 40px !important; font-size: 14px; }
  .cta-actions .btn { width: 100%; }
}