/* roulang page: index */
:root{
            --ink:#f8f5ef;
            --muted:#b9b4aa;
            --dim:#827d75;
            --night:#101010;
            --panel:#181817;
            --panel-2:#20201e;
            --line:rgba(255,255,255,.11);
            --gold:#d5a85c;
            --gold-light:#f2d18f;
            --red:#b84d45;
            --radius:14px;
            --shadow:0 18px 48px rgba(0,0,0,.28);
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:var(--night);color:var(--ink);line-height:1.7;font-size:15px}
        a{color:inherit;text-decoration:none}
        img{display:block;width:100%;object-fit:cover}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(1160px,calc(100% - 40px));margin:0 auto}
        .eyebrow{color:var(--gold);font-size:12px;letter-spacing:2px;text-transform:uppercase;font-weight:700}
        .section{padding:92px 0;border-top:1px solid var(--line)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
        .section-head h2{font-size:clamp(26px,3vw,40px);line-height:1.2;letter-spacing:0;font-weight:700}
        .section-head p{color:var(--muted);max-width:530px;line-height:1.9}
        .topbar{position:sticky;top:0;z-index:20;background:rgba(16,16,16,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
        .nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:25px}
        .brand{display:flex;align-items:center;gap:12px;white-space:nowrap;font-weight:800;font-size:17px}
        .brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--gold);color:#18130b;font-weight:900}
        .nav-links{display:flex;align-items:center;gap:24px;color:var(--muted);font-size:14px}
        .nav-links a{transition:.25s ease}
        .nav-links a:hover,.nav-links a.active{color:var(--gold-light)}
        .nav-actions{display:flex;align-items:center;gap:12px}
        .nav-age{border:1px solid var(--line);padding:7px 12px;border-radius:30px;color:var(--muted);font-size:12px}
        .menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);width:40px;height:40px;border-radius:9px}
        .hero{min-height:690px;display:flex;align-items:end;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(10,10,10,.96) 0%,rgba(10,10,10,.72) 48%,rgba(10,10,10,.25) 100%),url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=2000&q=88") center/cover}
        .hero:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,var(--night) 0%,transparent 35%)}
        .hero-content{position:relative;z-index:1;padding:125px 0 92px;max-width:760px}
        .hero h1{font-size:clamp(38px,6vw,76px);line-height:1.08;letter-spacing:0;font-weight:800;margin:17px 0 24px}
        .hero h1 em{color:var(--gold-light);font-style:normal}
        .hero-lead{font-size:18px;color:#e3ded3;max-width:700px;line-height:1.9}
        .hero-copy{color:var(--muted);max-width:660px;margin-top:15px;font-size:16px}
        .hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:9px;padding:12px 20px;border:1px solid transparent;transition:.25s ease;font-weight:700}
        .btn-primary{background:var(--gold);color:#19140c}
        .btn-primary:hover{background:var(--gold-light);transform:translateY(-2px);box-shadow:0 10px 25px rgba(213,168,92,.2)}
        .btn-secondary{border-color:var(--line);color:var(--ink);background:rgba(255,255,255,.04)}
        .btn-secondary:hover{border-color:var(--gold);color:var(--gold-light);background:rgba(213,168,92,.08)}
        .btn:focus,.nav a:focus,input:focus,button:focus{outline:3px solid rgba(213,168,92,.35);outline-offset:3px}
        .hero-meta{display:flex;gap:30px;margin-top:43px;color:var(--muted);font-size:13px}
        .hero-meta strong{display:block;color:var(--gold-light);font-size:22px;line-height:1.3}
        .directory{background:#141413}
        .directory-grid{display:grid;grid-template-columns:1.2fr 2fr;gap:28px}
        .directory-intro{border-left:3px solid var(--gold);padding:5px 0 5px 24px;color:var(--muted);font-size:16px}
        .directory-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
        .directory-item{padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);transition:.25s}
        .directory-item:hover{border-color:rgba(213,168,92,.55);transform:translateY(-3px)}
        .directory-item b{display:block;color:var(--gold-light);margin-bottom:5px}
        .directory-item span{color:var(--dim);font-size:13px}
        .feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
        .feature{padding:24px;border:1px solid var(--line);background:var(--panel);min-height:180px;border-radius:var(--radius)}
        .feature-num{font-size:28px;color:var(--gold);font-weight:800}
        .feature h3{font-size:18px;margin:14px 0 8px}
        .feature p{color:var(--muted);font-size:13px}
        .chart-section{background:#e9e4da;color:#181714}
        .chart-section .eyebrow{color:#936d2e}
        .chart-section .section-head p{color:#6e685e}
        .chart-wrap{display:grid;grid-template-columns:1fr 1.3fr;gap:45px;align-items:center}
        .chart-copy h3{font-size:32px;line-height:1.3;margin:12px 0}
        .chart-copy p{color:#6e685e;max-width:450px}
        .bars{display:flex;align-items:end;gap:13px;height:220px;padding:20px 0;border-bottom:1px solid #bcb4a6}
        .bar{flex:1;position:relative;background:#bd9652;min-height:30px;border-radius:5px 5px 0 0}
        .bar:nth-child(2n){background:#33302a}
        .bar span{position:absolute;bottom:-31px;left:50%;transform:translateX(-50%);font-size:12px;color:#6e685e}
        .bar strong{position:absolute;top:-25px;left:50%;transform:translateX(-50%);font-size:12px;color:#62502e}
        .resources{background:#181817}
        .resource-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
        .resource-main{min-height:300px;padding:30px;background:linear-gradient(120deg,rgba(22,22,21,.4),rgba(22,22,21,.9)),url("https://images.unsplash.com/photo-1485846234645-a62644f84728?auto=format&fit=crop&w=1100&q=85") center/cover;border-radius:var(--radius);display:flex;align-items:end}
        .resource-main h3{font-size:28px;line-height:1.3;margin:10px 0}
        .resource-main p{color:#d0cbc2;max-width:530px}
        .resource-side{display:grid;gap:14px}
        .resource-card{padding:23px;border:1px solid var(--line);background:var(--panel);border-radius:var(--radius)}
        .resource-card h3{margin:7px 0;font-size:18px}
        .resource-card p{font-size:13px;color:var(--muted)}
        .latest{background:#111110}
        .content-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
        .content-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
        .content-card:hover{transform:translateY(-5px);border-color:rgba(213,168,92,.6);box-shadow:var(--shadow)}
        .thumb{height:190px;position:relative;background:#282724}
        .thumb img{height:100%}
        .badge{position:absolute;top:12px;left:12px;background:var(--gold);color:#1d160b;border-radius:5px;padding:3px 8px;font-size:11px;font-weight:800}
        .card-body{padding:17px}
        .card-body h3{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .card-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:10px}
        .rating{color:var(--gold-light)}
        .rank-section{background:#e9e4da;color:#1a1916}
        .rank-section .section-head p{color:#6e685e}
        .rank-list{display:grid;grid-template-columns:1fr 1fr;gap:0 45px;border-top:1px solid #c9c0b2}
        .rank-item{display:grid;grid-template-columns:42px 1fr auto auto;align-items:center;gap:14px;padding:15px 0;border-bottom:1px solid #c9c0b2}
        .rank-no{font-size:22px;font-weight:800;color:#9d783b}
        .rank-item h3{font-size:15px}
        .rank-tag{font-size:11px;color:#6e685e;border:1px solid #bcb2a3;padding:3px 7px;border-radius:4px}
        .rank-hot{font-size:12px;color:#8b6330}
        .category-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:13px}
        .category{padding:23px 18px;min-height:150px;border-top:2px solid var(--gold);background:var(--panel);border-radius:0 0 var(--radius) var(--radius)}
        .category h3{font-size:18px;margin-bottom:9px}
        .category p{font-size:13px;color:var(--muted)}
        .news-section{background:#141413}
        .news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .news-card{display:grid;grid-template-columns:120px 1fr;gap:15px;padding:12px;border-bottom:1px solid var(--line)}
        .news-card img{height:90px;border-radius:8px}
        .news-card h3{font-size:15px;line-height:1.5}
        .news-card time{display:block;color:var(--dim);font-size:12px;margin-top:9px}
        .quote-section{background:#181817}
        .quote-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
        .quote{padding:34px;background:var(--panel);border-left:3px solid var(--gold);border-radius:var(--radius)}
        .quote p{font-size:22px;line-height:1.7}
        .quote cite{display:block;color:var(--muted);font-style:normal;margin-top:20px;font-size:13px}
        .trust-list{display:grid;gap:12px}
        .trust{padding:18px;border:1px solid var(--line);border-radius:10px;color:var(--muted)}
        .trust strong{display:block;color:var(--gold-light);margin-bottom:4px}
        .faq-section{background:#111110}
        .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
        .faq{padding:21px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}
        .faq h3{font-size:16px;margin-bottom:8px;color:var(--gold-light)}
        .faq p{color:var(--muted);font-size:13px}
        .closing{padding:78px 0;background:linear-gradient(105deg,#2b2114,#151412 65%);border-top:1px solid rgba(213,168,92,.3)}
        .closing-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .closing h2{font-size:clamp(27px,4vw,48px);line-height:1.2}
        .closing p{color:var(--muted);margin-top:12px;max-width:650px}
        footer{background:#0b0b0a;padding:58px 0 25px;border-top:1px solid var(--line)}
        .footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px;padding-bottom:45px}
        .footer-brand p{color:var(--muted);font-size:13px;max-width:280px;margin-top:15px}
        footer h3{font-size:14px;color:var(--gold-light);margin-bottom:13px}
        footer li{list-style:none;color:var(--muted);font-size:13px;margin:7px 0}
        footer li a:hover{color:var(--gold-light)}
        .copyright{padding-top:20px;border-top:1px solid var(--line);color:#6d6961;font-size:12px;display:flex;justify-content:space-between;gap:15px}
        @media(max-width:1024px){
            .nav-links{gap:14px}.content-grid{grid-template-columns:repeat(3,1fr)}.category-grid{grid-template-columns:repeat(3,1fr)}.feature-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media(max-width:768px){
            .container{width:min(100% - 28px,600px)}.nav{height:68px}.nav-age{display:none}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#111;border-bottom:1px solid var(--line);padding:18px 20px;flex-direction:column;align-items:flex-start}.nav-links.open{display:flex}.hero{min-height:650px}.hero-content{padding:95px 0 65px}.hero h1{font-size:45px}.hero-lead{font-size:16px}.directory-grid,.chart-wrap,.resource-grid,.quote-grid{grid-template-columns:1fr}.section{padding:68px 0}.section-head{display:block}.section-head p{margin-top:14px}.content-grid{grid-template-columns:repeat(2,1fr)}.news-grid{grid-template-columns:1fr 1fr}.rank-list{grid-template-columns:1fr}.category-grid{grid-template-columns:repeat(2,1fr)}.closing-inner{display:block}.closing .btn{margin-top:25px}.footer-grid{grid-template-columns:1fr 1fr}
        }
        @media(max-width:520px){
            body{font-size:14px}.hero h1{font-size:37px}.hero-meta{gap:18px;flex-wrap:wrap}.hero-meta strong{font-size:19px}.directory-list,.feature-grid,.content-grid,.category-grid,.news-grid,.faq-grid{grid-template-columns:1fr}.thumb{height:220px}.rank-item{grid-template-columns:34px 1fr auto}.rank-tag{display:none}.rank-hot{grid-column:2}.bars{gap:7px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:8px}.section-head h2{font-size:29px}
        }