/* roulang page: index */
:root{
  --primary:#11a36f;
  --primary-dark:#0c7d55;
  --accent:#f0b63a;
  --dark:#0e201c;
  --dark-2:#16352b;
  --ink:#1c2d28;
  --muted:#647b74;
  --bg:#f4f8f6;
  --card:#ffffff;
  --line:#e3efea;
  --radius:18px;
  --radius-sm:10px;
  --shadow:0 14px 36px rgba(16,45,36,.08);
  --shadow-lg:0 24px 60px rgba(16,45,36,.12);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --container:1200px;
  --header-h:76px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{color:var(--primary)}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button,input,textarea,select{font-family:inherit;font-size:inherit}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(12,28,23,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-bar{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;color:#fff;letter-spacing:.5px;white-space:nowrap}
.logo-badge{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;flex-shrink:0}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:rgba(255,255,255,.82);padding:9px 16px;border-radius:999px;font-size:15px;font-weight:500;transition:all .25s}
.nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav a.active{background:var(--primary);color:#fff}
.header-cta{margin-left:8px;background:var(--accent);color:#17261f!important;padding:10px 22px!important;border-radius:999px;font-weight:700}
.header-cta:hover{background:#ffc863!important;color:#17261f!important;transform:translateY(-1px)}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:26px;cursor:pointer;width:46px;height:46px;border-radius:12px;align-items:center;justify-content:center}
.nav-toggle:hover{background:rgba(255,255,255,.1)}
.hero{position:relative;background:linear-gradient(120deg,rgba(9,26,21,.92),rgba(13,40,31,.62)),url('/assets/images/backpic/back-1.png') center/cover;color:#fff;padding:120px 0 110px;overflow:hidden}
.hero-content{max-width:780px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);font-size:14px;color:#ffe8b0}
.hero h1{font-size:clamp(36px,5vw,58px);line-height:1.18;margin:22px 0 18px;font-weight:900;letter-spacing:1px}
.hero h1 span{color:var(--accent)}
.hero p{font-size:18px;color:rgba(255,255,255,.86);max-width:620px;margin-bottom:30px}
.hero-search{display:flex;max-width:520px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:6px;margin-bottom:32px}
.hero-search input{flex:1;background:transparent;border:0;color:#fff;padding:10px 20px;font-size:15px;outline:none}
.hero-search input::placeholder{color:rgba(255,255,255,.65)}
.hero-search button{background:var(--accent);border:0;border-radius:999px;padding:12px 26px;font-weight:700;color:#17261f;cursor:pointer;transition:all .25s}
.hero-search button:hover{background:#ffc863}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 30px;border-radius:999px;font-weight:700;font-size:16px;border:2px solid transparent;transition:all .25s;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 12px 24px rgba(17,163,111,.3);color:#fff}
.btn-accent{background:var(--accent);color:#17261f}
.btn-accent:hover{background:#ffc863;transform:translateY(-2px);color:#17261f}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}
.hero-stats{display:flex;gap:40px;margin-top:52px;flex-wrap:wrap}
.hero-stat b{font-size:28px;color:var(--accent);display:block}
.hero-stat span{font-size:14px;color:rgba(255,255,255,.7)}
.section{padding:90px 0}
.section-alt{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:680px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-eyebrow{display:inline-block;padding:6px 14px;border-radius:999px;background:rgba(17,163,111,.1);color:var(--primary);font-size:13px;font-weight:700;letter-spacing:1px}
.section-head h2{font-size:clamp(26px,3.2vw,38px);margin:14px 0 12px;font-weight:800;line-height:1.3;color:var(--dark)}
.section-head p{color:var(--muted);font-size:16px}
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:all .3s;position:relative}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:18px;background:rgba(17,163,111,.12);color:var(--primary)}
.card h3{font-size:19px;margin-bottom:10px;color:var(--dark)}
.card p{color:var(--muted);font-size:15px}
.card-more{display:inline-block;margin-top:16px;font-weight:600;color:var(--primary);font-size:14px}
.cover-card{border-radius:var(--radius);overflow:hidden;background:var(--card);border:1px solid var(--line);transition:all .3s}
.cover-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.cover-card img{height:220px;width:100%;object-fit:cover}
.cover-body{padding:22px}
.tag{display:inline-block;padding:4px 12px;border-radius:999px;background:rgba(17,163,111,.1);color:var(--primary);font-size:12px;font-weight:700;letter-spacing:.3px}
.cover-body h3{font-size:18px;line-height:1.5;margin:10px 0 8px;color:var(--dark)}
.cover-body p{color:var(--muted);font-size:14px}
.post-list{display:grid;gap:16px}
.post-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;transition:all .25s}
.post-item:hover{border-color:rgba(17,163,111,.4);box-shadow:var(--shadow)}
.post-meta{display:flex;gap:14px;align-items:center;margin-bottom:8px;font-size:13px;color:var(--muted)}
.post-item h3{font-size:19px;margin-bottom:6px}
.post-item h3 a{color:var(--dark);transition:color .2s}
.post-item h3 a:hover{color:var(--primary)}
.post-item p{color:var(--muted);font-size:15px;margin-bottom:8px}
.post-more{font-weight:600;font-size:14px;color:var(--primary)}
.empty-box{background:var(--card);border:1px dashed var(--line);border-radius:var(--radius);padding:50px;text-align:center;color:var(--muted)}
.stats-band{background:linear-gradient(135deg,#0d1f1a,#14352b);color:#fff;padding:70px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-box b{font-size:38px;color:var(--accent);display:block;line-height:1.2}
.stat-box span{font-size:15px;color:rgba(255,255,255,.7)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:20px}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;position:relative;transition:all .3s}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.step-num{font-size:42px;font-weight:900;color:rgba(17,163,111,.18);line-height:1}
.step h3{font-size:18px;margin:16px 0 8px;color:var(--dark)}
.step p{font-size:14px;color:var(--muted)}
.faq-wrap{display:grid;grid-template-columns:1fr 1.8fr;gap:60px;align-items:start}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;transition:border-color .25s}
.faq-item.open{border-color:rgba(17,163,111,.35)}
.faq-q{padding:18px 24px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--dark)}
.faq-q::after{content:'+';font-size:22px;color:var(--primary);transition:transform .3s;font-weight:400}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;padding:0 24px;color:var(--muted);font-size:15px;transition:max-height .35s ease,padding .35s ease}
.faq-item.open .faq-a{max-height:360px;padding:0 24px 20px}
.cta-block{background:linear-gradient(135deg,#0e201c,#14352b);border-radius:28px;padding:64px 56px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-block::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover;opacity:.2}
.cta-block h2{font-size:32px;margin-bottom:14px;position:relative}
.cta-block p{color:rgba(255,255,255,.8);max-width:560px;margin:0 auto 30px;position:relative}
.cta-block .btn{position:relative}
.site-footer{background:#0d1d19;color:rgba(255,255,255,.72);padding:80px 0 34px;margin-top:60px}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;margin-bottom:44px}
.footer-brand .logo{font-size:20px}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;max-width:300px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-col a{display:block;padding:5px 0;font-size:14px;color:rgba(255,255,255,.74);transition:all .2s}
.footer-col a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:14px}
.breadcrumb{background:var(--card);border-bottom:1px solid var(--line);padding:14px 0;font-size:14px;color:var(--muted)}
.breadcrumb a{color:var(--primary)}
.page-banner{background:linear-gradient(120deg,rgba(9,26,21,.88),rgba(13,40,31,.6)),url('/assets/images/backpic/back-2.png') center/cover;color:#fff;padding:72px 0}
.page-banner h1{font-size:clamp(28px,3.4vw,42px);font-weight:800;margin-bottom:12px}
.page-banner p{color:rgba(255,255,255,.8);max-width:640px}
.article-main{display:grid;grid-template-columns:1fr 340px;gap:48px;padding:64px 0}
.article-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:44px;box-shadow:var(--shadow)}
.article-box h1{font-size:clamp(26px,3vw,38px);line-height:1.35;color:var(--dark);margin-bottom:16px}
.article-meta{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-bottom:24px;font-size:14px;color:var(--muted)}
.article-content{color:var(--ink);font-size:16px;line-height:1.9}
.article-content p{margin-bottom:18px}
.not-found{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:80px 40px;text-align:center}
.not-found h1{font-size:32px;margin-bottom:12px}
.not-found p{color:var(--muted);margin-bottom:28px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:24px}
.side-card h3{font-size:17px;margin-bottom:14px;color:var(--dark)}
.side-card a{display:block;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink)}
.side-card a:hover{color:var(--primary)}
.side-card a:last-child{border-bottom:0}
@media(max-width:1024px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:repeat(2,1fr)}
  .faq-wrap{grid-template-columns:1fr}
  .article-main{grid-template-columns:1fr}
}
@media(max-width:768px){
  .container{padding:0 20px}
  .section{padding:70px 0}
  .hero{padding:90px 0}
  .nav-toggle{display:flex}
  .nav{position:absolute;top:var(--header-h);left:0;right:0;background:rgba(12,28,23,.98);flex-direction:column;align-items:stretch;padding:16px 20px;gap:4px;display:none;border-bottom:1px solid rgba(255,255,255,.1)}
  .nav.nav-open{display:flex}
  .nav a{padding:14px 18px;border-radius:12px;text-align:center}
  .nav .header-cta{margin:8px 0 0}
  .grid-2{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .cover-card img{height:190px}
  .cta-block{padding:48px 24px}
  .cta-block h2{font-size:26px}
}
@media(max-width:520px){
  .grid-3,.grid-4{grid-template-columns:1fr}
  .hero-stats{gap:24px}
  .hero-stat b{font-size:24px}
  .header-cta{display:none}
  .stats-grid{grid-template-columns:1fr 1fr;gap:20px}
  .footer-top{grid-template-columns:1fr}
  .article-box{padding:26px}
}

/* roulang page: category1 */
:root {
  --primary: #1a56db;
  --primary-dark: #1e40af;
  --primary-light: #3b82f6;
  --accent: #f59e0b;
  --accent-light: #fbbf24;
  --bg: #f8fafc;
  --bg-alt: #f1f5f9;
  --surface: #ffffff;
  --text: #0f172a;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --border-light: #eef2f6;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow: 0 8px 28px rgba(0,0,0,.06);
  --shadow-lg: 0 20px 48px rgba(0,0,0,.10);
  --space: 32px;
  --space-lg: 56px;
  --space-xl: 80px;
  --nav-height: 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; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-sans); background: var(--bg); color: var(--text); line-height: 1.7; font-size: 16px; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: var(--space-xl) 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 720px; margin-bottom: 44px; }
.section-head .eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .08em; color: var(--primary); background: rgba(26,86,219,.08); padding: 6px 16px; border-radius: 32px; margin-bottom: 14px; text-transform: uppercase; }
.section-head h1, .section-head h2 { font-size: 34px; line-height: 1.28; font-weight: 800; letter-spacing: -.02em; margin-bottom: 12px; }
.section-head p { font-size: 16px; color: var(--text-weak); max-width: 620px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.88); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--border-light); }
.header-bar { display: flex; align-items: center; justify-content: space-between; height: var(--nav-height); gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; letter-spacing: -.01em; color: var(--text); white-space: nowrap; }
.logo-badge { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; box-shadow: 0 4px 12px rgba(26,86,219,.28); }
.nav { display: flex; align-items: center; gap: 6px; }
.nav a { padding: 8px 16px; border-radius: 8px; font-size: 14.5px; font-weight: 600; color: var(--text-weak); transition: all .22s; }
.nav a:hover { color: var(--primary); background: rgba(26,86,219,.06); }
.nav a.active { color: var(--primary); background: rgba(26,86,219,.10); }
.nav a.header-cta { background: var(--primary); color: #fff; padding: 9px 20px; border-radius: 30px; font-weight: 700; margin-left: 10px; box-shadow: 0 4px 14px rgba(26,86,219,.25); }
.nav a.header-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(26,86,219,.32); }
.nav-toggle { display: none; background: none; border: 1px solid var(--border); border-radius: 8px; width: 42px; height: 42px; font-size: 20px; color: var(--text); align-items: center; justify-content: center; }

/* Page Banner */
.page-banner { position: relative; padding: 76px 0 56px; background: linear-gradient(120deg, rgba(15,23,42,.92), rgba(30,58,138,.82)), url('/assets/images/backpic/back-1.png') center/cover no-repeat; color: #fff; overflow: hidden; }
.page-banner .banner-inner { position: relative; z-index: 2; max-width: 820px; }
.page-banner .breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: rgba(255,255,255,.72); margin-bottom: 18px; }
.page-banner .breadcrumb a:hover { color: #fff; }
.page-banner h1 { font-size: 42px; line-height: 1.25; font-weight: 800; letter-spacing: -.02em; margin-bottom: 16px; }
.page-banner p { font-size: 17px; line-height: 1.75; color: rgba(255,255,255,.85); max-width: 680px; }
.banner-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.banner-tags span { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.2); padding: 6px 14px; border-radius: 30px; font-size: 13px; backdrop-filter: blur(4px); }

/* Entry Card Grid */
.entry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 8px; }
.entry-card { background: var(--surface); border-radius: var(--radius); padding: 34px 28px; border: 1px solid var(--border-light); box-shadow: var(--shadow-sm); transition: all .3s; position: relative; overflow: hidden; }
.entry-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: opacity .3s; }
.entry-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(26,86,219,.16); }
.entry-card:hover::before { opacity: 1; }
.entry-icon { width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 20px; }
.entry-icon.blue { background: rgba(26,86,219,.10); color: var(--primary); }
.entry-icon.amber { background: rgba(245,158,11,.12); color: #d97706; }
.entry-icon.green { background: rgba(16,185,129,.12); color: #059669; }
.entry-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.entry-card p { font-size: 14.5px; color: var(--text-weak); line-height: 1.7; }
.entry-card .entry-list { margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--border); }
.entry-card .entry-list li { list-style: none; font-size: 13.5px; color: var(--text-weak); display: flex; align-items: center; gap: 8px; padding: 6px 0; }
.entry-card .entry-list li i { color: var(--primary); font-size: 12px; }
.entry-card .card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; font-size: 14px; font-weight: 700; color: var(--primary); transition: gap .2s; }
.entry-card .card-link:hover { gap: 10px; }

/* Flow Steps */
.flow-section { position: relative; }
.flow-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step-card { background: var(--surface); border-radius: var(--radius); padding: 30px 24px 26px; text-align: center; border: 1px solid var(--border-light); box-shadow: var(--shadow-sm); position: relative; transition: all .3s; }
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.step-num { width: 44px; height: 44px; border-radius: 50%; background: var(--primary); color: #fff; font-size: 17px; font-weight: 800; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 18px; box-shadow: 0 6px 16px rgba(26,86,219,.25); }
.step-card h3 { font-size: 17px; font-weight: 800; margin-bottom: 8px; }
.step-card p { font-size: 13.5px; color: var(--text-weak); line-height: 1.65; }
.step-arrow { position: absolute; top: 50%; right: -18px; color: var(--border); font-size: 18px; transform: translateY(-50%); z-index: 2; }

/* Split Feature */
.split-block { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.split-image { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; }
.split-image img { width: 100%; height: 100%; object-fit: cover; min-height: 360px; }
.split-image .img-badge { position: absolute; left: 20px; bottom: 20px; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); padding: 10px 18px; border-radius: 12px; font-size: 13px; font-weight: 700; color: var(--text); box-shadow: var(--shadow-sm); }
.split-content h2 { font-size: 30px; font-weight: 800; letter-spacing: -.02em; line-height: 1.3; margin-bottom: 16px; }
.split-content > p { color: var(--text-weak); font-size: 15.5px; line-height: 1.75; margin-bottom: 20px; }
.check-list { list-style: none; margin-top: 8px; }
.check-list li { display: flex; gap: 12px; padding: 10px 0; align-items: flex-start; font-size: 14.5px; color: var(--text); border-bottom: 1px dashed var(--border-light); }
.check-list li:last-child { border-bottom: none; }
.check-list li i { color: var(--primary); margin-top: 4px; font-size: 14px; flex-shrink: 0; }
.check-list li strong { font-weight: 700; }

/* Notice Alert */
.notice-panel { background: linear-gradient(120deg, #0f172a, #1e3a8a); border-radius: var(--radius-lg); padding: 48px 52px; color: #fff; display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; align-items: center; position: relative; overflow: hidden; }
.notice-panel::after { content: ''; position: absolute; right: -60px; top: -60px; width: 200px; height: 200px; border-radius: 50%; background: rgba(245,158,11,.15); }
.notice-panel h2 { font-size: 26px; font-weight: 800; margin-bottom: 10px; }
.notice-panel .sub { font-size: 14px; color: rgba(255,255,255,.7); }
.notice-items { display: flex; flex-direction: column; gap: 18px; position: relative; z-index: 2; }
.notice-item { display: flex; gap: 14px; align-items: flex-start; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: 14px; padding: 16px 18px; backdrop-filter: blur(6px); }
.notice-item i { color: var(--accent); font-size: 18px; margin-top: 2px; }
.notice-item p { font-size: 14px; color: rgba(255,255,255,.88); line-height: 1.65; }

/* FAQ */
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.faq-item { background: var(--surface); border: 1px solid var(--border-light); border-radius: var(--radius); padding: 28px; transition: all .25s; }
.faq-item:hover { box-shadow: var(--shadow); border-color: rgba(26,86,219,.14); }
.faq-item h3 { font-size: 17px; font-weight: 800; margin-bottom: 10px; display: flex; align-items: center; gap: 10px; }
.faq-item h3 .q-icon { color: var(--primary); font-size: 15px; }
.faq-item p { font-size: 14px; color: var(--text-weak); line-height: 1.7; }

/* CTA */
.cta-block { background: var(--primary); border-radius: var(--radius-lg); padding: 56px 48px; text-align: center; color: #fff; position: relative; overflow: hidden; }
.cta-block::before { content: ''; position: absolute; top: -70px; left: 30%; width: 220px; height: 220px; border-radius: 50%; background: rgba(255,255,255,.08); }
.cta-block::after { content: ''; position: absolute; bottom: -90px; right: 10%; width: 200px; height: 200px; border-radius: 50%; background: rgba(245,158,11,.18); }
.cta-block h2 { font-size: 30px; font-weight: 800; margin-bottom: 12px; position: relative; z-index: 2; }
.cta-block p { font-size: 15.5px; opacity: .9; max-width: 560px; margin: 0 auto 28px; position: relative; z-index: 2; }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; z-index: 2; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: 30px; font-size: 15px; font-weight: 700; border: none; transition: all .25s; }
.btn-white { background: #fff; color: var(--primary); box-shadow: 0 6px 18px rgba(0,0,0,.12); }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,.18); }
.btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.6); }
.btn-outline:hover { background: rgba(255,255,255,.1); border-color: #fff; transform: translateY(-2px); }

/* Footer */
.site-footer { background: #0f172a; color: #94a3b8; padding: 64px 0 0; margin-top: 0; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand .logo { color: #fff; margin-bottom: 16px; font-size: 20px; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: #94a3b8; max-width: 320px; }
.footer-col h4 { color: #e2e8f0; font-size: 15px; font-weight: 700; margin-bottom: 18px; }
.footer-col a { display: block; color: #94a3b8; font-size: 14px; padding: 6px 0; transition: color .2s; }
.footer-col a:hover { color: var(--accent-light); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 24px 0; flex-wrap: wrap; font-size: 13px; color: #64748b; }

/* Responsive */
@media (max-width: 1024px) {
  .entry-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-steps { grid-template-columns: repeat(2, 1fr); }
  .step-arrow { display: none; }
  .split-block { grid-template-columns: 1fr; gap: 36px; }
  .notice-panel { grid-template-columns: 1fr; padding: 38px 32px; }
  .footer-top { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 64px 0; }
  .section-head h1, .section-head h2 { font-size: 29px; }
  .page-banner h1 { font-size: 34px; }
}

@media (max-width: 768px) {
  .nav { position: fixed; top: 0; right: -260px; width: 260px; height: 100vh; background: #fff; flex-direction: column; padding: 80px 24px 24px; gap: 4px; box-shadow: -20px 0 40px rgba(0,0,0,.12); transition: right .35s; align-items: flex-start; z-index: 99; }
  .nav.open { right: 0; }
  .nav a { display: block; width: 100%; padding: 12px 14px; font-size: 15px; }
  .nav a.header-cta { margin: 12px 0 0; text-align: center; width: 100%; }
  .nav-toggle { display: inline-flex; }
  .entry-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .page-banner { padding: 52px 0 42px; }
  .page-banner h1 { font-size: 28px; }
  .section { padding: 48px 0; }
  .cta-block { padding: 40px 24px; }
  .cta-block h2 { font-size: 24px; }
  .notice-panel { padding: 30px 24px; }
}

@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .header-bar { gap: 8px; }
  .logo { font-size: 15px; }
  .logo-badge { width: 30px; height: 30px; font-size: 14px; border-radius: 8px; }
  .flow-steps { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .page-banner h1 { font-size: 25px; }
  .section-head h1, .section-head h2 { font-size: 24px; }
  .split-image img { min-height: 240px; }
  .notice-item { padding: 13px 14px; }
  .cta-buttons .btn { width: 100%; justify-content: center; }
}

/* roulang page: article */
:root {
    --primary: #0f3468;
    --primary-dark: #092350;
    --primary-light: #1a4b8e;
    --accent: #e6a33e;
    --accent-dark: #c98523;
    --accent-light: #f7d79e;
    --bg: #f2f6fb;
    --bg-deep: #e9eff6;
    --surface: #ffffff;
    --text: #17233f;
    --text-muted: #5d6c88;
    --border: #dde5ef;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 10px 35px rgba(15, 52, 104, 0.10);
    --shadow-sm: 0 4px 14px rgba(15, 52, 104, 0.06);
    --transition: 0.25s ease;
}

*, *::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;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition); }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: none; background: none; }

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

.btn-primary,
.btn-light {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    transition: all var(--transition);
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 16px rgba(15, 52, 104, 0.22); }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(15, 52, 104, 0.28); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:focus-visible { outline: 3px solid rgba(230, 163, 62, 0.6); outline-offset: 2px; }
.btn-light { background: #fff; color: var(--primary); box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12); }
.btn-light:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16); }
.btn-light:active { transform: translateY(0); }
.btn-light:focus-visible { outline: 3px solid rgba(255, 255, 255, 0.5); outline-offset: 2px; }
.btn-block { width: 100%; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.5px;
}
.logo-badge {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    box-shadow: 0 4px 10px rgba(15, 52, 104, 0.2);
}
.nav {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav a {
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-muted);
}
.nav a:hover { color: var(--primary); background: rgba(15, 52, 104, 0.06); }
.nav a.active { color: var(--primary); background: rgba(15, 52, 104, 0.09); font-weight: 600; }
.header-cta {
    background: var(--primary) !important;
    color: #fff !important;
    padding: 10px 20px !important;
    border-radius: 12px;
    font-weight: 600 !important;
    box-shadow: 0 4px 14px rgba(15, 52, 104, 0.2);
}
.header-cta:hover { background: var(--primary-light) !important; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(15, 52, 104, 0.26); }
.nav-toggle {
    display: none;
    font-size: 24px;
    color: var(--primary);
    padding: 6px 10px;
    border-radius: 8px;
    background: rgba(15, 52, 104, 0.05);
    line-height: 1;
}
.nav-toggle:hover { background: rgba(15, 52, 104, 0.1); }

.article-hero {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 88px 0 72px;
    color: #fff;
    position: relative;
}
.hero-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.72);
    margin-bottom: 6px;
}
.hero-breadcrumb a { color: rgba(255, 255, 255, 0.85); }
.hero-breadcrumb a:hover { color: #fff; }
.hero-breadcrumb .sep { opacity: 0.6; }
.article-hero h1 {
    font-size: 36px;
    line-height: 1.35;
    font-weight: 700;
    margin: 18px 0 20px;
    max-width: 820px;
    letter-spacing: 0.5px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.88);
}
.meta-cat {
    background: var(--accent);
    color: #fff;
    padding: 4px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.3px;
}
.meta-item { display: inline-flex; align-items: center; gap: 6px; }
.meta-dot { width: 4px; height: 4px; border-radius: 50%; background: rgba(255, 255, 255, 0.4); display: inline-block; }

.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 32px;
    padding: 48px 0 24px;
    align-items: start;
}
.article-main-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid var(--border);
}
.article-cover {
    border-bottom: 1px solid var(--border);
}
.article-cover img {
    width: 100%;
    height: 320px;
    object-fit: cover;
}
.article-body {
    padding: 40px;
}
.article-body > h2 {
    font-size: 24px;
    font-weight: 700;
    margin: 36px 0 16px;
    padding-left: 14px;
    border-left: 4px solid var(--accent);
    line-height: 1.4;
}
.article-body > h3 {
    font-size: 19px;
    font-weight: 600;
    margin: 28px 0 12px;
}
.article-body > p {
    font-size: 16px;
    line-height: 1.85;
    margin-bottom: 16px;
    color: var(--text);
}
.article-body > img {
    max-width: 100%;
    border-radius: var(--radius-sm);
    margin: 20px 0;
}
.article-body > ul {
    margin: 16px 0 20px;
    padding-left: 22px;
}
.article-body > ul li {
    margin-bottom: 8px;
    position: relative;
    list-style: disc;
    line-height: 1.8;
}
.article-body blockquote {
    background: var(--bg);
    border-left: 4px solid var(--primary);
    padding: 16px 20px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 20px 0;
    color: var(--text-muted);
}
.article-body blockquote p { margin-bottom: 0; }
.article-body a { color: var(--primary); border-bottom: 1px solid rgba(15, 52, 104, 0.2); }
.article-body a:hover { color: var(--accent-dark); border-bottom-color: var(--accent); }
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 24px 40px;
    border-top: 1px solid var(--border);
    background: #fafcfe;
}
.tag-chip {
    display: inline-block;
    background: rgba(15, 52, 104, 0.07);
    color: var(--primary);
    font-size: 13px;
    font-weight: 500;
    padding: 5px 14px;
    border-radius: 20px;
}
.tag-chip:hover { background: var(--primary); color: #fff; }

.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: 96px;
}
.sidebar-widget {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}
.sidebar-title {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border);
    position: relative;
}
.sidebar-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 36px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}
.sidebar-list-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 12px 0;
    border-bottom: 1px dashed var(--border);
}
.sidebar-list-item:last-child { border-bottom: none; }
.sidebar-index {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent);
    line-height: 1.4;
    min-width: 24px;
}
.sidebar-list-item h4 {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--text);
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.sidebar-list-item span { font-size: 12px; color: var(--text-muted); }
.sidebar-list-item:hover h4 { color: var(--primary); }
.sidebar-cta-widget {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    color: #fff;
}
.sidebar-cta-widget .sidebar-title { color: #fff; border-bottom-color: rgba(255, 255, 255, 0.18); }
.sidebar-cta-widget .sidebar-title::after { background: var(--accent); }
.sidebar-cta-widget p { font-size: 14px; margin-bottom: 18px; color: rgba(255, 255, 255, 0.82); }
.sidebar-cta-widget .btn-primary { background: var(--accent); color: var(--primary-dark); box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18); }
.sidebar-cta-widget .btn-primary:hover { background: var(--accent-light); }

.related-section {
    padding: 40px 0 64px;
}
.section-head {
    text-align: center;
    margin-bottom: 44px;
}
.section-head h2 {
    font-size: 30px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.5px;
}
.section-head p { color: var(--text-muted); margin-top: 12px; font-size: 15px; }
.section-head::after {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--accent);
    margin: 18px auto 0;
    border-radius: 4px;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.related-card {
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}
.related-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    border-color: rgba(230, 163, 62, 0.4);
}
.related-cover { height: 180px; overflow: hidden; }
.related-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.related-card:hover .related-cover img { transform: scale(1.05); }
.related-body { padding: 20px 22px 22px; flex: 1; display: flex; flex-direction: column; }
.related-tag {
    display: inline-block;
    align-self: flex-start;
    background: rgba(15, 52, 104, 0.08);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    padding: 3px 12px;
    border-radius: 6px;
    margin-bottom: 12px;
}
.related-body h3 {
    font-size: 16px;
    line-height: 1.55;
    font-weight: 600;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--text);
}
.related-card:hover .related-body h3 { color: var(--primary); }
.related-date {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 6px;
}
.empty-tip {
    text-align: center;
    color: var(--text-muted);
    grid-column: 1 / -1;
    padding: 48px 0;
    font-size: 15px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px dashed var(--border);
}

.faq-section {
    padding: 64px 0;
    background: var(--bg-deep);
}
.faq-grid {
    max-width: 820px;
    margin: 0 auto;
    display: grid;
    gap: 16px;
}
.faq-item {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 26px 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: box-shadow var(--transition), transform var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.faq-item h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}
.faq-item h3::before {
    content: 'Q';
    width: 24px;
    height: 24px;
    border-radius: 8px;
    background: rgba(230, 163, 62, 0.15);
    color: var(--accent-dark);
    font-size: 13px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}
.faq-item p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    padding-left: 34px;
}

.cta-section {
    padding: 40px 0 64px;
}
.cta-box {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    border-radius: 24px;
    padding: 56px 48px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.cta-box::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 220px;
    height: 220px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}
.cta-box::after {
    content: '';
    position: absolute;
    bottom: -70px;
    left: -40px;
    width: 180px;
    height: 180px;
    background: rgba(230, 163, 62, 0.08);
    border-radius: 50%;
}
.cta-box h2 { font-size: 28px; font-weight: 700; margin-bottom: 14px; position: relative; z-index: 1; }
.cta-box p { color: rgba(255, 255, 255, 0.85); margin-bottom: 28px; font-size: 16px; position: relative; z-index: 1; }
.cta-box .btn-light { position: relative; z-index: 1; }

.site-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.75);
    padding-top: 56px;
}
.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand .logo { color: #fff; font-size: 18px; margin-bottom: 14px; }
.footer-brand .logo .logo-badge { background: rgba(255, 255, 255, 0.15); color: var(--accent); box-shadow: none; }
.footer-brand p { font-size: 14px; line-height: 1.75; margin-top: 14px; color: rgba(255, 255, 255, 0.65); }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 12px; }
.footer-col h4::after { content: ''; display: block; width: 22px; height: 2px; background: var(--accent); margin-top: 6px; border-radius: 2px; }
.footer-col a { font-size: 14px; color: rgba(255, 255, 255, 0.68); }
.footer-col a:hover { color: var(--accent); padding-left: 2px; }
.footer-bottom {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    padding: 20px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.48);
}

.not-found {
    padding: 72px 40px;
    text-align: center;
}
.not-found h2 { font-size: 28px; margin-bottom: 12px; color: var(--text); }
.not-found p { margin-bottom: 28px; color: var(--text-muted); }
.not-found .btn-primary { margin-top: 8px; }

@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar {
        position: static;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .header-bar { height: 64px; }
    .nav {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 20px;
        display: none;
        box-shadow: 0 20px 40px rgba(15, 52, 104, 0.12);
        border-bottom: 1px solid var(--border);
        z-index: 99;
    }
    .nav.open { display: flex; }
    .nav a {
        text-align: center;
        padding: 13px 16px;
        border-radius: 10px;
    }
    .nav a.header-cta {
        margin-top: 8px;
        background: var(--primary);
    }
    .nav-toggle { display: block; }
    .article-hero { padding: 60px 0 44px; }
    .article-hero h1 { font-size: 26px; }
    .article-body { padding: 24px 20px; }
    .article-tags { padding: 20px; }
    .article-cover img { height: 220px; }
    .related-grid { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; }
    .faq-item { padding: 20px; }
    .cta-box { padding: 36px 24px; }
    .cta-box h2 { font-size: 24px; }
    .section-head h2 { font-size: 24px; }
    .article-sidebar { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
    .container { padding: 0 16px; }
    .logo { font-size: 17px; }
    .logo-badge { width: 32px; height: 32px; font-size: 15px; border-radius: 8px; }
    .article-hero h1 { font-size: 22px; }
    .article-meta { gap: 10px; font-size: 13px; }
    .article-body { padding: 20px 16px; }
    .article-body > h2 { font-size: 20px; }
    .article-body > p { font-size: 15px; }
    .article-tags { padding: 16px; }
    .footer-top { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .cta-box { padding: 28px 20px; }
    .cta-box h2 { font-size: 21px; }
    .faq-item h3 { font-size: 15px; }
    .faq-item p { padding-left: 0; margin-top: 6px; }
    .related-grid { gap: 16px; }
    .section-head { margin-bottom: 32px; }
}

/* roulang page: category2 */
/* ===== Design Variables ===== */
:root {
  --primary: #4f46e5;
  --primary-dark: #3730a3;
  --primary-light: #eef2ff;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --ink: #0f172a;
  --ink-soft: #475569;
  --ink-faint: #94a3b8;
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-alt: #f1f5f9;
  --line: #e2e8f0;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, .06);
  --shadow-md: 0 10px 30px rgba(15, 23, 42, .08);
  --shadow-lg: 0 24px 48px rgba(15, 23, 42, .12);
  --container: 1200px;
  --transition: .25s ease;
  --space-lg: 56px;
  --space-xl: 80px;
  --space-md: 32px;
  --space-sm: 16px;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul { list-style: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input, textarea { font-family: inherit; }

/* ===== Container ===== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  outline: none;
  white-space: nowrap;
}
.btn i { font-size: 14px; }
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 18px rgba(79, 70, 229, .28);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(79, 70, 229, .35);
}
.btn-primary:focus-visible { outline: 3px solid rgba(79, 70, 229, .4); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--primary);
  box-shadow: var(--shadow-md);
}
.btn-light:hover { background: var(--primary-light); transform: translateY(-2px); }
.btn-lg { padding: 15px 36px; font-size: 16px; }

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: .5px;
}
.logo-badge {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(79, 70, 229, .3);
}
.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
  padding: 8px 2px;
  transition: color var(--transition);
}
.nav a:hover { color: var(--primary); }
.nav a.active { color: var(--primary); font-weight: 700; }
.nav a.active::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--primary), #8b5cf6);
}
.nav .header-cta {
  background: var(--primary);
  color: #fff;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-weight: 600;
  box-shadow: 0 6px 16px rgba(79, 70, 229, .3);
  transition: all var(--transition);
}
.nav .header-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(79, 70, 229, .4);
  color: #fff;
}
.nav-toggle {
  display: none;
  font-size: 26px;
  color: var(--ink);
  width: 42px;
  height: 42px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
}
.nav-toggle:hover { background: var(--primary-light); }

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 110px 0 96px;
  color: #fff;
  overflow: hidden;
}
.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15, 23, 42, .92), rgba(49, 46, 129, .82) 55%, rgba(79, 70, 229, .7));
}
.page-banner .container { position: relative; z-index: 2; }
.banner-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .15);
  border: 1px solid rgba(255, 255, 255, .25);
  backdrop-filter: blur(6px);
  padding: 7px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .5px;
  margin-bottom: 20px;
}
.page-banner h1 {
  font-size: 44px;
  line-height: 1.25;
  font-weight: 800;
  max-width: 760px;
  letter-spacing: .5px;
  margin-bottom: 18px;
}
.page-banner p.subtitle {
  font-size: 17px;
  max-width: 620px;
  color: rgba(255, 255, 255, .88);
  margin-bottom: 34px;
  line-height: 1.8;
}
.banner-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, .7);
  margin-top: 40px;
}
.breadcrumb a { color: rgba(255, 255, 255, .85); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb i { font-size: 11px; }

/* ===== Section General ===== */
.section { padding: 90px 0; }
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-light);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 12px;
  color: var(--ink);
}
.section-head p {
  font-size: 15.5px;
  color: var(--ink-soft);
  line-height: 1.8;
}

/* ===== Stats ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.stat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #c7d2fe; }
.stat-num {
  font-size: 38px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}
.stat-label { font-size: 14px; color: var(--ink-soft); margin-top: 6px; font-weight: 500; }

/* ===== Steps ===== */
.steps-wrap {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--line);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  position: relative;
}
.steps-grid::before {
  content: "";
  position: absolute;
  top: 34px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary), var(--primary-light));
  opacity: .3;
}
.step-item { position: relative; text-align: center; }
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  box-shadow: 0 8px 20px rgba(79, 70, 229, .3);
  position: relative;
  z-index: 1;
}
.step-item h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}
.step-item p {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.7;
}

/* ===== Tutorial Cards ===== */
.tutorial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.tutorial-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.tutorial-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: #c7d2fe; }
.tutorial-card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}
.tutorial-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.tutorial-card:hover .tutorial-card-image img { transform: scale(1.05); }
.tutorial-card-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(15, 23, 42, .35));
}
.card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(15, 23, 42, .75);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  letter-spacing: .5px;
}
.tutorial-card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.tutorial-card-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.tutorial-card-body p { font-size: 14px; color: var(--ink-soft); line-height: 1.75; flex: 1; }
.card-meta { display: flex; align-items: center; gap: 16px; margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--line); }
.card-meta span { font-size: 13px; color: var(--ink-faint); }
.card-meta span i { margin-right: 6px; }
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  transition: gap var(--transition);
}
.card-link:hover { gap: 10px; }

/* ===== Tips ===== */
.tips-section {
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--bg) 100%);
}
.tips-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.tip-card {
  display: flex;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.tip-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.tip-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  color: #fff;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 16px rgba(79, 70, 229, .25);
}
.tip-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.tip-card p { font-size: 14px; color: var(--ink-soft); line-height: 1.75; }

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin-bottom: 18px;
  overflow: hidden;
  transition: all var(--transition);
}
.faq-item.active { border-color: #c7d2fe; box-shadow: var(--shadow-md); }
.faq-question {
  width: 100%;
  text-align: left;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: background var(--transition);
}
.faq-question:hover { background: var(--primary-light); }
.faq-question i {
  color: var(--primary);
  font-size: 14px;
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-answer-inner { padding: 0 24px 22px; font-size: 14.5px; color: var(--ink-soft); line-height: 1.85; }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--primary), #6d28d9);
  border-radius: var(--radius-lg);
  color: #fff;
  padding: 64px 48px;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
}
.cta-section::after {
  content: "";
  position: absolute;
  bottom: -70%;
  left: -5%;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .06);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 { font-size: 30px; font-weight: 800; margin-bottom: 12px; }
.cta-section p { font-size: 15.5px; color: rgba(255, 255, 255, .85); max-width: 560px; margin: 0 auto 28px; }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  padding-top: 64px;
  margin-top: 90px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 13.5px; line-height: 1.8; color: #94a3b8; max-width: 300px; }
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .5px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: #94a3b8;
  margin-bottom: 12px;
  transition: color var(--transition);
}
.footer-col a:hover { color: #fff; }
.footer-col p { font-size: 13.5px; color: #94a3b8; line-height: 1.7; }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: #64748b;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .nav { gap: 18px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(3, 1fr); gap: 32px; }
  .steps-grid::before { display: none; }
  .tutorial-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .page-banner { padding: 70px 0 60px; }
  .page-banner h1 { font-size: 32px; }
  .nav-toggle { display: flex; }
  .nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px 24px;
    gap: 8px;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    display: none;
    margin: 0;
  }
  .nav.open { display: flex; }
  .nav a { width: 100%; padding: 12px 0; font-size: 15px; border-bottom: 1px solid var(--line); }
  .nav a:last-child { border-bottom: none; }
  .nav a.active::after { display: none; }
  .nav a.active { background: var(--primary-light); color: var(--primary); border-radius: 8px; padding-left: 14px; }
  .nav .header-cta { display: inline-block; margin-top: 10px; text-align: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: 28px; }
  .step-item { display: flex; align-items: center; gap: 16px; text-align: left; }
  .step-num { margin: 0; flex-shrink: 0; width: 48px; height: 48px; }
  .tutorial-grid { grid-template-columns: 1fr; }
  .tips-grid { grid-template-columns: 1fr; }
  .cta-section { padding: 44px 24px; }
  .cta-section h2 { font-size: 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .header-bar { height: 64px; }
  .logo { font-size: 16px; }
  .page-banner h1 { font-size: 26px; }
  .page-banner p.subtitle { font-size: 15px; }
  .stats-grid { grid-template-columns: 1fr; }
  .steps-wrap { padding: 28px 20px; }
  .banner-actions .btn { width: 100%; justify-content: center; }
  .cta-buttons .btn { width: 100%; justify-content: center; }
}

/* ===== Focus Accessibility ===== */
a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(79, 70, 229, .45);
  outline-offset: 2px;
  border-radius: 4px;
}

/* roulang page: category3 */
/* ========== 设计变量 ========== */
:root {
  --primary: #0d1b2a;
  --primary-deep: #081120;
  --primary-light: #172a45;
  --accent: #d9a441;
  --accent-dark: #b8892f;
  --bg-body: #f3f5f9;
  --bg-deep: #0d1b2a;
  --bg-card: #ffffff;
  --text-main: #14213d;
  --text-muted: #5c6b82;
  --text-light: #f8fafc;
  --border-soft: #e2e8f0;
  --success: #2dd4a7;
  --warning: #f0a92e;
  --danger: #e6514a;
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(13, 27, 42, .06);
  --shadow-md: 0 8px 28px rgba(13, 27, 42, .1);
  --shadow-lg: 0 20px 48px rgba(13, 27, 42, .16);
  --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --container-max: 1220px;
  --gap: 24px;
}

/* ========== 基础 Reset ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--bg-body);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  border: none;
  outline: none;
  background: none;
}
ul,
ol {
  list-style: none;
}

/* ========== 容器 ========== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ========== 按钮 ========== */
.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: 1.4;
  cursor: pointer;
  transition: all .28s ease;
  white-space: nowrap;
}
.btn i {
  font-size: 14px;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 20px rgba(217, 164, 65, .32);
}
.btn-primary:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(217, 164, 65, .4);
}
.btn-primary:focus-visible {
  outline: 3px solid rgba(217, 164, 65, .45);
  outline-offset: 3px;
}
.btn-outline {
  border: 1.5px solid rgba(255, 255, 255, .75);
  color: #fff;
  background: transparent;
}
.btn-outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, .12);
  transform: translateY(-2px);
}
.btn-outline:focus-visible {
  outline: 3px solid rgba(255, 255, 255, .4);
  outline-offset: 3px;
}
.btn-dark {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 18px rgba(13, 27, 42, .22);
}
.btn-dark:hover {
  background: var(--primary-light);
  color: #fff;
  transform: translateY(-2px);
}
.btn-dark:focus-visible {
  outline: 3px solid rgba(13, 27, 42, .3);
  outline-offset: 3px;
}

/* ========== 徽章 / 标签 ========== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 40px;
  background: rgba(217, 164, 65, .14);
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .5px;
}
.badge i {
  font-size: 13px;
}
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}
.tag-high {
  background: rgba(230, 81, 74, .12);
  color: var(--danger);
}
.tag-mid {
  background: rgba(240, 169, 46, .14);
  color: #b8791b;
}
.tag-low {
  background: rgba(45, 212, 167, .14);
  color: #0e9c7e;
}

/* ========== 头部导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
}
.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 21px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .5px;
}
.logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #f0c36a);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  box-shadow: 0 4px 14px rgba(217, 164, 65, .35);
}
.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 16px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  transition: all .25s ease;
}
.nav a:hover {
  color: var(--primary);
  background: rgba(13, 27, 42, .06);
}
.nav a.active {
  color: var(--primary);
  font-weight: 700;
  background: rgba(217, 164, 65, .12);
  position: relative;
}
.nav a.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 18px;
  height: 3px;
  border-radius: 6px;
  background: var(--accent);
  transform: translateX(-50%);
}
.nav .header-cta {
  margin-left: 10px;
  padding: 9px 22px;
  border-radius: 50px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(217, 164, 65, .3);
}
.nav .header-cta:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-1px);
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(13, 27, 42, .08);
  color: var(--primary);
  font-size: 20px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all .25s ease;
}
.nav-toggle:hover {
  background: rgba(13, 27, 42, .14);
}
.nav-toggle:focus-visible {
  outline: 3px solid rgba(217, 164, 65, .4);
  outline-offset: 2px;
}

/* ========== 页面 Banner ========== */
.page-banner {
  position: relative;
  min-height: 440px;
  display: flex;
  align-items: center;
  background: var(--primary-deep) center/cover no-repeat;
  overflow: hidden;
}
.banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(8, 17, 32, .92) 0%, rgba(13, 27, 42, .76) 55%, rgba(13, 27, 42, .45) 100%);
  z-index: 1;
}
.banner-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding-top: 72px;
  padding-bottom: 72px;
  color: var(--text-light);
}
.banner-content .badge {
  background: rgba(217, 164, 65, .18);
  color: #f0c36a;
  margin-bottom: 18px;
}
.banner-content h1 {
  font-size: 40px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 18px;
}
.banner-content p {
  font-size: 16.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .82);
  max-width: 600px;
  margin-bottom: 30px;
}
.banner-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ========== 通用板块 ========== */
.section {
  padding: 88px 0;
}
.section-alt {
  background: #fff;
}
.section-head {
  max-width: 760px;
  margin-bottom: 48px;
}
.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head .tagline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-dark);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--primary);
  margin-bottom: 14px;
}
.section-head p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ========== 安全状态卡 ========== */
.status-section {
  margin-top: -56px;
  position: relative;
  z-index: 5;
  padding-bottom: 0;
}
.status-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
}
.status-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: transform .28s ease, box-shadow .28s ease;
}
.status-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.status-icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
}
.status-icon.icon-green {
  background: linear-gradient(135deg, #2dd4a7, #15a87e);
}
.status-icon.icon-gold {
  background: linear-gradient(135deg, #f0a92e, #d17f0e);
}
.status-icon.icon-blue {
  background: linear-gradient(135deg, #3d8bfd, #1d5fd8);
}
.status-icon.icon-red {
  background: linear-gradient(135deg, #e6514a, #c23a33);
}
.status-info .status-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.status-info .status-value {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.4;
}

/* ========== 公告列表 ========== */
.notice-wrap {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.notice-list {
  display: flex;
  flex-direction: column;
}
.notice-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 26px 30px;
  border-bottom: 1px solid var(--border-soft);
  transition: background .25s ease;
  position: relative;
}
.notice-item:last-child {
  border-bottom: none;
}
.notice-item:hover {
  background: rgba(13, 27, 42, .025);
}
.notice-level {
  flex-shrink: 0;
  width: 88px;
  text-align: center;
}
.notice-main {
  flex: 1;
  min-width: 0;
}
.notice-main h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
  line-height: 1.45;
}
.notice-main p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.notice-meta {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}
.notice-date {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}
.notice-status {
  font-size: 12px;
  color: var(--success);
  font-weight: 600;
  background: rgba(45, 212, 167, .1);
  padding: 2px 10px;
  border-radius: 20px;
}

/* ========== 风险矩阵 ========== */
.risk-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.risk-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .28s ease, box-shadow .28s ease;
}
.risk-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.risk-media {
  position: relative;
  height: 190px;
  overflow: hidden;
}
.risk-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.risk-card:hover .risk-media img {
  transform: scale(1.05);
}
.risk-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 27, 42, 0) 40%, rgba(13, 27, 42, .55) 100%);
}
.risk-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
}
.risk-tag .tag {
  background: rgba(13, 27, 42, .72);
  color: #fff;
  backdrop-filter: blur(6px);
  padding: 4px 12px;
  border-radius: 6px;
}
.risk-body {
  padding: 24px;
}
.risk-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}
.risk-body p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.75;
}
.risk-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-muted);
}
.risk-meta i {
  color: var(--danger);
}

/* ========== 防护指南步骤 ========== */
.steps-section {
  background: var(--primary-deep);
  color: #fff;
}
.steps-section .section-head h2 {
  color: #fff;
}
.steps-section .section-head p {
  color: rgba(255, 255, 255, .65);
}
.steps-section .tagline {
  color: #f0c36a;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step-card {
  position: relative;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius-lg);
  padding: 32px 22px 28px;
  transition: background .28s ease, transform .28s ease;
}
.step-card:hover {
  background: rgba(255, 255, 255, .1);
  transform: translateY(-4px);
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(217, 164, 65, .18);
  color: var(--accent);
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 18px;
}
.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: #fff;
}
.step-card p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, .68);
}

/* ========== 数据统计 ========== */
.data-band {
  background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 72px 0;
}
.data-band .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.data-card {
  text-align: center;
  padding: 24px 12px;
  border-right: 1px solid rgba(255, 255, 255, .14);
}
.data-card:last-child {
  border-right: none;
}
.data-value {
  font-size: 38px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 8px;
}
.data-value span {
  color: var(--accent);
  font-size: 28px;
}
.data-label {
  font-size: 14px;
  color: rgba(255, 255, 255, .65);
  font-weight: 500;
}

/* ========== FAQ ========== */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow .28s ease;
}
.faq-item:hover {
  box-shadow: var(--shadow-md);
}
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  transition: background .25s ease;
  user-select: none;
}
.faq-q:hover {
  background: rgba(217, 164, 65, .05);
}
.faq-q .faq-icon {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(217, 164, 65, .12);
  color: var(--accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: transform .3s ease, background .3s ease;
}
.faq-item.active .faq-icon {
  transform: rotate(180deg);
  background: var(--accent);
  color: #fff;
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .3s ease;
  padding: 0 28px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}
.faq-item.active .faq-a {
  max-height: 320px;
  padding: 0 28px 22px;
}

/* ========== CTA ========== */
.cta-band {
  position: relative;
  background: linear-gradient(120deg, var(--primary-deep), var(--primary-light));
  border-radius: 32px;
  overflow: hidden;
  padding: 64px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  box-shadow: var(--shadow-lg);
}
.cta-band::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 164, 65, .28), transparent 70%);
}
.cta-content {
  position: relative;
  z-index: 1;
  max-width: 620px;
}
.cta-content h2 {
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.4;
}
.cta-content p {
  font-size: 15.5px;
  color: rgba(255, 255, 255, .72);
  line-height: 1.8;
}
.cta-btns {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  flex-shrink: 0;
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--primary-deep);
  color: rgba(255, 255, 255, .7);
  padding: 64px 0 24px;
  margin-top: 88px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1.6fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.footer-brand .logo {
  color: #fff;
  font-size: 20px;
  margin-bottom: 16px;
}
.footer-brand .logo .logo-badge {
  background: linear-gradient(135deg, var(--accent), #f0c36a);
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .6);
  max-width: 360px;
}
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 1px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, .6);
  margin-bottom: 12px;
  transition: color .25s ease, padding-left .25s ease;
}
.footer-col a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-col a:focus-visible {
  outline: 2px solid rgba(217, 164, 65, .5);
  outline-offset: 2px;
  border-radius: 4px;
}
.footer-col p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, .55);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
}

/* ========== 焦点可见性 ========== */
a:focus-visible {
  outline: 3px solid rgba(217, 164, 65, .4);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ========== 响应式断点 ========== */
@media (max-width: 1024px) {
  .status-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .risk-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .data-band .container {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .data-card {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
  }
  .data-card:nth-last-child(-n+2) {
    border-bottom: none;
  }
  .cta-band {
    flex-direction: column;
    text-align: center;
    padding: 48px 32px;
  }
  .cta-btns {
    justify-content: center;
  }
  .footer-top {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 32px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .banner-content h1 {
    font-size: 34px;
  }
  .notice-item {
    flex-wrap: wrap;
    padding: 22px 24px;
  }
  .notice-meta {
    flex-direction: row;
    align-items: center;
    gap: 12px;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }
  .nav-toggle {
    display: flex;
  }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    padding: 16px 20px 20px;
    box-shadow: 0 20px 40px rgba(13, 27, 42, .16);
    border-radius: 0 0 18px 18px;
    display: none;
    z-index: 999;
  }
  .nav.open {
    display: flex;
  }
  .nav a {
    justify-content: flex-start;
    padding: 12px 16px;
    border-radius: 10px;
    border-bottom: 1px solid rgba(226, 232, 240, .4);
  }
  .nav a.active::after {
    display: none;
  }
  .nav .header-cta {
    margin-left: 0;
    margin-top: 8px;
    justify-content: center;
  }
  .status-grid {
    grid-template-columns: 1fr;
  }
  .risk-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .data-band .container {
    grid-template-columns: 1fr;
  }
  .data-card {
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    padding: 20px 12px;
  }
  .data-card:last-child {
    border-bottom: none;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .banner-content h1 {
    font-size: 28px;
  }
  .banner-content p {
    font-size: 15px;
  }
  .banner-btns .btn {
    flex: 1;
    min-width: 140px;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .cta-band {
    padding: 40px 24px;
    border-radius: 24px;
  }
  .notice-level {
    width: auto;
  }
}

@media (max-width: 520px) {
  .header-bar {
    height: 64px;
  }
  .logo {
    font-size: 17px;
  }
  .logo-badge {
    width: 32px;
    height: 32px;
    font-size: 15px;
  }
  .page-banner {
    min-height: 360px;
  }
  .banner-content {
    padding-top: 52px;
    padding-bottom: 52px;
  }
  .banner-content h1 {
    font-size: 24px;
  }
  .banner-btns {
    flex-direction: column;
  }
  .banner-btns .btn {
    width: 100%;
  }
  .section-head {
    margin-bottom: 32px;
  }
  .notice-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 20px;
  }
  .notice-meta {
    width: 100%;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
  .risk-media {
    height: 170px;
  }
  .step-card {
    padding: 24px 20px;
  }
  .data-value {
    font-size: 30px;
  }
  .faq-q {
    padding: 18px 20px;
    font-size: 15px;
  }
  .faq-a {
    padding: 0 20px;
    font-size: 14px;
    line-height: 1.75;
  }
  .faq-item.active .faq-a {
    padding: 0 20px 18px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .cta-content h2 {
    font-size: 21px;
  }
  .cta-content p {
    font-size: 14px;
  }
  .cta-btns .btn {
    width: 100%;
  }
}