/* roulang page: index */
:root{
            --plum:#3f203b;
            --plum-deep:#29162b;
            --amber:#e69a3a;
            --amber-deep:#c9791f;
            --cream:#fbf7f0;
            --warm:#f4ede3;
            --paper:#ffffff;
            --ink:#28232a;
            --muted:#766e74;
            --line:#e7ddd3;
            --mint:#dfeee6;
            --mint-ink:#28634f;
            --warning:#fff0dc;
            --radius-lg:22px;
            --radius-md:15px;
            --radius-sm:10px;
            --shadow:0 14px 42px rgba(63,32,59,.09);
            --shadow-soft:0 7px 22px rgba(63,32,59,.07);
            --container:1200px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--cream);
            color:var(--ink);
            font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
            font-size:16px;
            line-height:1.75;
            overflow-x:hidden;
        }
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input,select,textarea{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .eyebrow{
            display:inline-flex;align-items:center;gap:8px;
            color:var(--amber-deep);font-weight:700;font-size:13px;letter-spacing:.08em;
            text-transform:uppercase;
        }
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber);display:inline-block}
        .section{padding:88px 0}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
        .section-head h2{margin:8px 0 0;color:var(--plum);font-size:32px;line-height:1.25;letter-spacing:-.03em}
        .section-head p{max-width:540px;margin:0;color:var(--muted)}
        .text-link{display:inline-flex;align-items:center;gap:8px;color:var(--plum);font-weight:700;white-space:nowrap}
        .text-link:after{content:"→";transition:transform .2s}
        .text-link:hover:after{transform:translateX(4px)}
        .site-header{
            position:sticky;top:0;z-index:20;
            background:rgba(251,247,240,.92);backdrop-filter:blur(16px);
            border-bottom:1px solid rgba(231,221,211,.85);
        }
        .nav-wrap{height:78px;display:flex;align-items:center;gap:30px}
        .brand{display:flex;align-items:center;gap:11px;min-width:max-content}
        .brand-mark{
            width:38px;height:38px;border-radius:12px;background:var(--plum);position:relative;
            box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);
        }
        .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--amber);border-radius:3px}
        .brand-mark:before{width:17px;height:4px;left:10px;top:12px;transform:rotate(45deg)}
        .brand-mark:after{width:17px;height:4px;left:10px;top:22px;transform:rotate(-45deg)}
        .brand strong{display:block;color:var(--plum);font-size:16px;line-height:1.2}
        .brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
        .main-nav a{padding:10px 13px;border-radius:8px;color:#5f555d;font-size:14px;font-weight:600;transition:.2s}
        .main-nav a:hover,.main-nav a.active{color:var(--plum);background:#f2e8dd}
        .nav-action,.btn{
            display:inline-flex;justify-content:center;align-items:center;gap:9px;
            min-height:46px;padding:0 20px;border:1px solid transparent;border-radius:10px;
            font-weight:700;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;
        }
        .nav-action,.btn-primary{background:var(--amber);color:#2d1d1d;box-shadow:0 8px 18px rgba(230,154,58,.2)}
        .nav-action:hover,.btn-primary:hover{background:var(--amber-deep);transform:translateY(-2px);box-shadow:0 12px 24px rgba(201,121,31,.24)}
        .btn-secondary{background:var(--paper);color:var(--plum);border-color:#d7c8bc}
        .btn-secondary:hover{border-color:var(--plum);background:#fffaf5;transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--plum);font-size:24px}
        .hero{padding:78px 0 72px;position:relative;overflow:hidden}
        .hero:after{content:"";position:absolute;width:430px;height:430px;border-radius:50%;background:#f0d7b6;opacity:.38;right:-170px;top:-160px;z-index:-1}
        .hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:72px;align-items:center}
        .hero h1{font-size:clamp(36px,5vw,58px);line-height:1.16;letter-spacing:-.055em;color:var(--plum);margin:17px 0 22px;max-width:680px}
        .hero h1 em{font-style:normal;color:var(--amber-deep)}
        .hero-copy{font-size:18px;color:#655d63;max-width:630px;margin:0 0 30px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
        .hero-note{display:flex;align-items:center;gap:10px;margin-top:24px;color:var(--muted);font-size:13px}
        .status-dot{width:9px;height:9px;background:#5aa882;border-radius:50%;box-shadow:0 0 0 5px #dcefe5}
        .hero-panel{background:var(--plum);border-radius:28px;padding:30px;color:#fff;box-shadow:var(--shadow);position:relative}
        .hero-panel:before{content:"";position:absolute;right:25px;top:25px;width:78px;height:78px;border:1px solid rgba(255,255,255,.15);border-radius:50%}
        .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:42px}
        .panel-label{font-size:12px;letter-spacing:.13em;color:#e9c6a0}
        .panel-chip{font-size:12px;background:rgba(255,255,255,.1);padding:5px 10px;border-radius:20px}
        .hero-panel h2{font-size:28px;line-height:1.3;margin:0 0 12px;max-width:360px}
        .hero-panel p{color:#d9cbd4;margin:0;max-width:390px}
        .panel-route{margin-top:34px;padding:17px;border:1px solid rgba(255,255,255,.16);border-radius:13px;display:flex;align-items:center;justify-content:space-between;gap:15px}
        .panel-route strong{display:block;font-size:15px}.panel-route span{color:#c8b8c4;font-size:12px}
        .round-arrow{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--amber);color:var(--plum);font-weight:bold}
        .quick-section{padding:0 0 32px}
        .quick-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:14px}
        .quick-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:23px;min-height:145px;transition:.22s;position:relative}
        .quick-card:first-child{background:#f6e6d2;border-color:#f0d3b1}
        .quick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft);border-color:#d7b999}
        .quick-icon{color:var(--amber-deep);font-size:24px;margin-bottom:18px}
        .quick-card h3{font-size:17px;color:var(--plum);margin:0 0 5px}
        .quick-card p{font-size:13px;color:var(--muted);margin:0;line-height:1.55}
        .quick-card .arrow{position:absolute;right:20px;bottom:18px;color:var(--plum)}
        .notice-strip{background:var(--mint);border:1px solid #cde5d8;border-radius:14px;padding:18px 22px;display:flex;align-items:center;gap:15px;color:var(--mint-ink)}
        .notice-icon{width:34px;height:34px;border-radius:50%;background:#c2dfd0;display:grid;place-items:center;font-weight:800;flex:0 0 auto}
        .notice-strip strong{margin-right:10px}.notice-strip span{font-size:14px}
        .news-section{background:#f6f0e9}
        .news-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}
        .featured-news{background:var(--plum);color:#fff;border-radius:var(--radius-lg);padding:31px;min-height:320px;display:flex;flex-direction:column;justify-content:space-between}
        .featured-news .eyebrow{color:#f0c488}.featured-news .eyebrow:before{background:var(--amber)}
        .featured-news h3{font-size:27px;line-height:1.35;margin:22px 0 10px}
        .featured-news p{color:#d7c5d1;margin:0}
        .featured-meta{font-size:13px;color:#cdbac8}
        .news-list{display:flex;flex-direction:column;gap:10px}
        .news-item{display:grid;grid-template-columns:104px 1fr auto;gap:18px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:13px;padding:18px 20px;transition:.2s}
        .news-item:hover{border-color:#d3a673;box-shadow:var(--shadow-soft);transform:translateX(3px)}
        .news-date{font-size:12px;color:var(--muted)}.news-category{color:var(--amber-deep);font-size:12px;font-weight:700}
        .news-item h3{font-size:16px;color:var(--plum);margin:2px 0 2px}.news-item p{font-size:13px;color:var(--muted);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .news-arrow{font-size:22px;color:var(--plum)}
        .empty-state{padding:30px;background:#fff;border:1px dashed #d7c9bc;border-radius:14px;color:var(--muted)}
        .topics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .topic{border:1px solid var(--line);border-radius:14px;background:var(--paper);padding:22px;transition:.2s}
        .topic:hover{border-color:var(--amber);background:#fffaf5}
        .topic-number{color:var(--amber-deep);font-weight:800;font-size:13px}.topic h3{font-size:17px;color:var(--plum);margin:8px 0 5px}.topic p{font-size:13px;color:var(--muted);margin:0}
        .download-section{background:var(--warm)}
        .download-box{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;background:var(--paper);border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow-soft)}
        .download-box h2{color:var(--plum);font-size:30px;line-height:1.3;margin:12px 0}
        .download-box p{color:var(--muted);max-width:570px}
        .download-meta{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0}.meta-pill{border:1px solid var(--line);border-radius:20px;padding:6px 12px;font-size:13px;color:#665c62;background:#fffaf5}
        .download-side{display:flex;align-items:center;justify-content:center;gap:24px;border-left:1px solid var(--line);padding-left:30px}
        .qr{width:142px;height:142px;border:8px solid #fff;background:repeating-linear-gradient(45deg,#392338 0 4px,#fff 4px 8px),repeating-linear-gradient(-45deg,transparent 0 5px,#392338 5px 8px);box-shadow:0 0 0 1px var(--line)}
        .download-side h3{font-size:19px;color:var(--plum);margin:0 0 5px}.download-side p{font-size:13px;margin:0 0 15px}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .step{position:relative;padding:25px 22px;background:var(--paper);border-radius:15px;border:1px solid var(--line)}
        .step:not(:last-child):after{content:"";position:absolute;right:-16px;top:43px;width:31px;border-top:1px dashed #cfbca9;z-index:1}
        .step-no{font-size:28px;font-weight:800;color:var(--amber)}.step h3{font-size:17px;color:var(--plum);margin:8px 0 5px}.step p{font-size:13px;color:var(--muted);margin:0}
        .device-section{background:#f7f1eb}
        .device-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
        .device-table{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
        .device-row{display:grid;grid-template-columns:1fr 1.3fr 1fr;padding:16px 20px;border-bottom:1px solid var(--line);gap:15px;font-size:14px}.device-row:last-child{border:0}.device-row.head{background:#f4e9de;color:var(--plum);font-weight:700;font-size:13px}.device-row span{color:var(--muted)}
        .version-card{background:var(--plum);color:#fff;border-radius:16px;padding:29px}.version-card h3{font-size:22px;margin:0 0 13px}.version-card p{color:#d9cbd4;font-size:14px}.version-list{list-style:none;margin:24px 0 0;padding:0}.version-list li{display:flex;gap:12px;border-top:1px solid rgba(255,255,255,.15);padding:13px 0;font-size:13px}.version-list b{color:#efc27d;min-width:58px}
        .path-section{padding-top:70px}.path-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:var(--paper);border-radius:16px;overflow:hidden}.path-node{padding:25px 23px;position:relative;border-right:1px solid var(--line)}.path-node:last-child{border:0}.path-node:after{content:"›";position:absolute;right:12px;top:31px;color:var(--amber);font-size:25px}.path-node:last-child:after{display:none}.path-node b{display:block;color:var(--plum);font-size:16px}.path-node span{color:var(--muted);font-size:13px}
        .selection-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.selection-card{background:var(--paper);border:1px solid var(--line);padding:25px;border-radius:16px}.selection-card .tag{color:var(--amber-deep);font-size:12px;font-weight:800}.selection-card h3{font-size:19px;color:var(--plum);margin:10px 0 7px}.selection-card p{font-size:14px;color:var(--muted);margin:0 0 16px}
        .safety-box{display:grid;grid-template-columns:1fr 1fr;gap:30px;background:var(--warning);border:1px solid #f0d5ad;border-radius:18px;padding:31px}.safety-box h2{color:var(--plum);margin:0 0 10px;font-size:26px}.safety-box p{color:#6d5c4d;margin:0}.safety-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-content:center}.safety-list div{font-size:14px;color:#665346;padding:12px 14px;background:rgba(255,255,255,.48);border-radius:10px}.safety-list strong{color:var(--plum);display:block}
        .faq-list{max-width:900px;margin:auto;border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;list-style:none;color:var(--plum);font-size:17px;font-weight:700;display:flex;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary:after{content:"+";font-size:24px;color:var(--amber);font-weight:400}details[open] summary:after{content:"−"}details p{color:var(--muted);margin:13px 30px 0 0;font-size:14px}
        .timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.timeline-card{border-left:3px solid var(--amber);background:#fff;padding:22px 24px;border-radius:0 14px 14px 0}.timeline-card time{font-size:12px;color:var(--amber-deep);font-weight:700}.timeline-card h3{font-size:17px;color:var(--plum);margin:8px 0 5px}.timeline-card p{font-size:13px;color:var(--muted);margin:0}
        .feedback{display:grid;grid-template-columns:.8fr 1.2fr;gap:35px;background:var(--plum);border-radius:22px;padding:37px;color:#fff}.feedback h2{font-size:29px;line-height:1.3;margin:0 0 12px}.feedback p{color:#d8c9d3;margin:0}.feedback-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;color:#e4d7df}.field input,.field select,.field textarea{border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);color:#fff;border-radius:8px;padding:11px 13px;outline:0}.field select option{color:var(--ink)}.field textarea{min-height:86px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--amber);box-shadow:0 0 0 3px rgba(230,154,58,.18)}.feedback .btn{justify-self:start}.form-note{grid-column:1/-1;color:#bdaeba;font-size:12px}
        .closing{padding:72px 0}.closing-inner{background:linear-gradient(110deg,#f1dfca,#faefe3);border:1px solid #ead3ba;border-radius:22px;padding:38px 44px;display:flex;align-items:center;justify-content:space-between;gap:25px}.closing h2{color:var(--plum);font-size:29px;margin:0 0 6px}.closing p{margin:0;color:var(--muted)}
        footer{background:var(--plum-deep);color:#fff;padding:54px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}.footer-brand{color:#fff}.footer-brand strong{color:#fff}.footer-brand small{color:#cbb9c7}.footer-copy{color:#bcaab8;font-size:13px;max-width:300px;margin-top:16px}.footer-col h3{font-size:14px;margin:0 0 14px;color:#f0c27e}.footer-col a,.footer-col p{display:block;color:#cdbbc7;font-size:13px;margin:7px 0;transition:.2s}.footer-col a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#a995a5;font-size:12px}
        @media (max-width:1024px){.main-nav{gap:0}.main-nav a{padding:9px 8px;font-size:13px}.hero-grid{gap:38px}.quick-grid{grid-template-columns:repeat(2,1fr)}.news-layout,.download-box,.device-grid,.feedback{grid-template-columns:1fr}.download-side{border-left:0;border-top:1px solid var(--line);padding:25px 0 0;justify-content:flex-start}.topics{grid-template-columns:repeat(2,1fr)}}
        @media (max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.section{padding:58px 0}.nav-wrap{height:68px}.nav-action{min-height:40px;padding:0 13px;font-size:13px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;left:16px;right:16px;top:74px;background:var(--paper);padding:10px;border:1px solid var(--line);border-radius:13px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px 14px}.hero{padding:56px 0 45px}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:38px}.hero-copy{font-size:16px}.hero-panel{padding:25px}.section-head{display:block}.section-head h2{font-size:27px}.section-head p{margin-top:13px}.news-item{grid-template-columns:76px 1fr auto;gap:11px}.news-item p{display:none}.steps{grid-template-columns:1fr 1fr}.step:not(:last-child):after{display:none}.path-bar{grid-template-columns:1fr 1fr}.path-node:nth-child(2){border-right:0}.path-node:nth-child(-n+2){border-bottom:1px solid var(--line)}.path-node:after{display:none}.selection-grid,.timeline{grid-template-columns:1fr}.safety-box{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.closing-inner{display:block;padding:30px}.closing .btn{margin-top:20px}}
        @media (max-width:520px){.brand strong{font-size:14px}.brand small{font-size:9px}.brand-mark{width:34px;height:34px}.nav-action{display:none}.hero h1{font-size:31px}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .btn{width:100%}.quick-grid,.topics,.steps{grid-template-columns:1fr}.notice-strip{align-items:flex-start}.notice-strip strong{display:block;margin:0}.news-layout{gap:14px}.featured-news{min-height:270px}.news-item{grid-template-columns:1fr auto}.news-date{display:none}.download-box{padding:25px}.download-side{display:block}.qr{margin-bottom:18px}.device-row{grid-template-columns:1fr;gap:2px}.device-row.head{display:none}.safety-list{grid-template-columns:1fr}.feedback{padding:27px 22px}.feedback-form{grid-template-columns:1fr}.field.full,.form-note{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}

/* roulang page: category1 */
:root{
        --plum:#3f203b;--plum-deep:#29162b;--amber:#e69a3a;--amber-deep:#c9791f;
        --cream:#fbf7f0;--warm:#f4ede3;--paper:#fff;--ink:#28232a;--muted:#766e74;
        --line:#e7ddd3;--mint:#dfeee6;--mint-ink:#28634f;--warning:#fff0dc;
        --radius-lg:22px;--radius-md:15px;--radius-sm:10px;
        --shadow:0 14px 42px rgba(63,32,59,.09);--shadow-soft:0 7px 22px rgba(63,32,59,.07);
        --container:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(230,154,58,.45);outline-offset:3px}
    img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,247,240,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,221,211,.85)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:30px}
    .brand{display:flex;align-items:center;gap:11px;min-width:max-content}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--plum);position:relative;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12)}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--amber);border-radius:3px;width:17px;height:4px;left:10px}
    .brand-mark:before{top:12px;transform:rotate(45deg)}.brand-mark:after{top:22px;transform:rotate(-45deg)}
    .brand strong{display:block;color:var(--plum);font-size:16px;line-height:1.2}.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;margin-top:3px}
    .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}.main-nav a{padding:10px 13px;border-radius:8px;color:#5f555d;font-size:14px;font-weight:600;transition:.2s}
    .main-nav a:hover,.main-nav a.active{color:var(--plum);background:#f2e8dd}
    .nav-action,.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;min-height:46px;padding:0 20px;border:1px solid transparent;border-radius:10px;font-weight:700;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s}
    .nav-action,.btn-primary{background:var(--amber);color:#2d1d1d;box-shadow:0 8px 18px rgba(230,154,58,.2)}
    .nav-action:hover,.btn-primary:hover{background:var(--amber-deep);transform:translateY(-2px);box-shadow:0 12px 24px rgba(201,121,31,.24)}
    .btn-secondary{background:var(--paper);color:var(--plum);border-color:#d7c8bc}.btn-secondary:hover{border-color:var(--plum);background:#fffaf5;transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--plum);font-size:24px}
    .page-hero{padding:72px 0 62px;background:linear-gradient(110deg,#fbf7f0 0%,#f7ecdf 100%);border-bottom:1px solid var(--line)}
    .breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:20px}.breadcrumb a{color:var(--plum);font-weight:600}.breadcrumb span{color:#b3a59c}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--amber-deep);font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber);display:inline-block}
    .page-hero h1{color:var(--plum);font-size:clamp(34px,5vw,54px);line-height:1.2;letter-spacing:-.045em;margin:15px 0 15px;max-width:760px}
    .page-hero p{max-width:720px;color:#655d63;font-size:17px;margin:0}
    .section{padding:78px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{margin:8px 0 0;color:var(--plum);font-size:30px;line-height:1.25;letter-spacing:-.03em}.section-head p{max-width:540px;margin:0;color:var(--muted)}
    .text-link{display:inline-flex;align-items:center;gap:8px;color:var(--plum);font-weight:700;white-space:nowrap}.text-link:after{content:"→";transition:transform .2s}.text-link:hover:after{transform:translateX(4px)}
    .topic-bar{display:flex;flex-wrap:wrap;gap:10px}.topic{padding:9px 16px;border:1px solid #ddcec1;border-radius:30px;background:var(--paper);color:var(--plum);font-size:14px;font-weight:600}.topic.active{background:var(--plum);border-color:var(--plum);color:#fff}
    .content-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:30px;align-items:start}
    .news-list{display:grid;gap:14px}.news-item{display:grid;grid-template-columns:92px 1fr auto;gap:22px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:23px 25px;transition:.22s}
    .news-item:hover{transform:translateY(-3px);border-color:#d5b48e;box-shadow:var(--shadow-soft)}.news-date{color:var(--plum);font-size:13px;font-weight:700;line-height:1.35}.news-date b{display:block;font-size:25px;line-height:1.1}.news-meta{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:12px;margin-bottom:4px}.tag{display:inline-flex;padding:3px 9px;border-radius:20px;background:#f4e7d8;color:var(--amber-deep);font-weight:700}.news-item h3{font-size:18px;color:var(--plum);margin:0 0 4px;line-height:1.4}.news-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.6}.item-arrow{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#f5eee7;color:var(--plum);font-size:19px;transition:.2s}.news-item:hover .item-arrow{background:var(--amber);transform:translateX(3px)}
    .side-card{background:var(--plum);color:#fff;border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow)}.side-card h3{font-size:22px;line-height:1.35;margin:0 0 12px}.side-card p{color:#dbcbd6;font-size:14px;margin:0 0 22px}.side-list{list-style:none;padding:0;margin:0}.side-list li{border-top:1px solid rgba(255,255,255,.15);padding:12px 0;color:#f2e8ee;font-size:14px}.side-list strong{color:var(--amber);margin-right:8px}
    .empty-state{background:var(--paper);border:1px dashed #d7c5b7;border-radius:var(--radius-md);padding:42px;text-align:center;color:var(--muted)}
    .feature-band{background:#f6e6d2;border:1px solid #efd4b5;border-radius:var(--radius-lg);padding:32px;display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center}.feature-band h2{margin:0 0 8px;color:var(--plum);font-size:25px}.feature-band p{margin:0;color:#6f5e55;max-width:720px}
    .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.info-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:24px}.info-card .number{color:var(--amber-deep);font-weight:800;font-size:14px}.info-card h3{color:var(--plum);font-size:18px;margin:8px 0 6px}.info-card p{color:var(--muted);font-size:14px;margin:0}
    .split-panel{display:grid;grid-template-columns:1fr 1fr;gap:22px}.notice{padding:28px;border-radius:var(--radius-md);background:var(--mint);color:var(--mint-ink)}.notice h3{margin:0 0 8px;color:var(--plum);font-size:20px}.notice p{margin:0;font-size:14px}.path-box{padding:28px;border-radius:var(--radius-md);background:#fff;border:1px solid var(--line)}.path-box h3{margin:0 0 14px;color:var(--plum);font-size:20px}.path-line{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--plum);font-weight:700;font-size:14px}.path-line i{font-style:normal;color:var(--amber-deep)}
    .faq{max-width:900px}.faq details{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:10px;padding:0 20px}.faq summary{cursor:pointer;list-style:none;padding:17px 26px 17px 0;color:var(--plum);font-weight:700;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";position:absolute;right:0;font-size:22px;color:var(--amber-deep)}.faq details[open] summary:after{content:"−"}.faq details p{border-top:1px solid var(--line);padding:14px 0 17px;margin:0;color:var(--muted);font-size:14px}
    .cta{background:var(--plum);color:#fff;border-radius:var(--radius-lg);padding:38px 42px;display:flex;justify-content:space-between;align-items:center;gap:24px}.cta h2{margin:0 0 7px;font-size:27px}.cta p{margin:0;color:#dbcbd6}.cta .btn-secondary{background:#fffaf5;border:0}
    footer{background:var(--plum-deep);color:#fff;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:35px}.footer-brand .brand strong{color:#fff}.footer-brand .brand small{color:#cdbbc7}.footer-copy{color:#cdbbc7;max-width:310px;font-size:14px;margin:20px 0 0}.footer-col h3{font-size:15px;margin:0 0 14px;color:var(--amber)}.footer-col a{display:block;color:#d9cbd4;font-size:14px;margin:7px 0;transition:.2s}.footer-col a:hover{color:#fff;transform:translateX(3px)}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#aa96a5;font-size:12px}
    @media(max-width:1024px){.main-nav a{padding:9px 8px;font-size:13px}.nav-wrap{gap:16px}.content-layout{grid-template-columns:1fr 270px}.news-item{grid-template-columns:75px 1fr auto}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}
    @media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.nav-wrap{height:70px}.main-nav{display:none;position:absolute;left:16px;right:16px;top:78px;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px 14px}.nav-action{margin-left:auto;min-height:42px;padding:0 14px;font-size:14px}.menu-toggle{display:block}.page-hero{padding:52px 0 48px}.section{padding:55px 0}.content-layout,.split-panel{grid-template-columns:1fr}.side-card{order:-1}.feature-band,.cta{display:block;padding:28px}.feature-band .btn,.cta .btn{margin-top:20px}.info-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
    @media(max-width:520px){.brand-mark{width:34px;height:34px;border-radius:10px}.brand strong{font-size:15px}.brand small{font-size:9px}.nav-action{display:none}.page-hero h1{font-size:34px}.page-hero p{font-size:15px}.section-head{display:block;margin-bottom:22px}.section-head p{margin-top:10px}.news-item{grid-template-columns:1fr auto;gap:8px 14px;padding:20px}.news-date{grid-column:1/-1;display:flex;gap:7px;align-items:baseline}.news-date b{font-size:20px}.news-item h3{font-size:17px}.news-item p{font-size:13px}.info-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.cta h2{font-size:23px}}

/* roulang page: article */
:root{
            --plum:#3f203b;
            --plum-deep:#29162b;
            --amber:#e69a3a;
            --amber-deep:#c9791f;
            --cream:#fbf7f0;
            --warm:#f4ede3;
            --paper:#ffffff;
            --ink:#28232a;
            --muted:#766e74;
            --line:#e7ddd3;
            --mint:#dfeee6;
            --mint-ink:#28634f;
            --warning:#fff0dc;
            --radius-lg:22px;
            --radius-md:15px;
            --radius-sm:10px;
            --shadow:0 14px 42px rgba(63,32,59,.09);
            --shadow-soft:0 7px 22px rgba(63,32,59,.07);
            --container:1200px;
        }

        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--cream);
            color:var(--ink);
            font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
            font-size:16px;
            line-height:1.75;
            overflow-x:hidden;
        }
        a{color:inherit;text-decoration:none}
        a:hover{color:inherit}
        img{display:block;max-width:100%}
        button,input,select,textarea{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}

        .site-header{
            position:sticky;
            top:0;
            z-index:20;
            background:rgba(251,247,240,.94);
            backdrop-filter:blur(16px);
            border-bottom:1px solid rgba(231,221,211,.88);
        }
        .nav-wrap{
            height:78px;
            display:flex;
            align-items:center;
            gap:30px;
        }
        .brand{
            display:flex;
            align-items:center;
            gap:11px;
            min-width:max-content;
        }
        .brand-mark{
            width:38px;
            height:38px;
            border-radius:12px;
            background:var(--plum);
            position:relative;
            box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);
        }
        .brand-mark:before,
        .brand-mark:after{
            content:"";
            position:absolute;
            width:17px;
            height:4px;
            left:10px;
            background:var(--amber);
            border-radius:3px;
        }
        .brand-mark:before{top:12px;transform:rotate(45deg)}
        .brand-mark:after{top:22px;transform:rotate(-45deg)}
        .brand strong{display:block;color:var(--plum);font-size:16px;line-height:1.2}
        .brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;margin-top:3px}
        .main-nav{
            display:flex;
            align-items:center;
            gap:5px;
            margin-left:auto;
        }
        .main-nav a{
            padding:10px 13px;
            border-radius:8px;
            color:#5f555d;
            font-size:14px;
            font-weight:600;
            transition:.2s ease;
        }
        .main-nav a:hover,
        .main-nav a.active{
            color:var(--plum);
            background:#f2e8dd;
        }
        .nav-action,
        .btn{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            gap:9px;
            min-height:46px;
            padding:0 20px;
            border:1px solid transparent;
            border-radius:10px;
            font-weight:700;
            transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;
        }
        .nav-action,
        .btn-primary{
            background:var(--amber);
            color:#2d1d1d;
            box-shadow:0 8px 18px rgba(230,154,58,.2);
        }
        .nav-action:hover,
        .btn-primary:hover{
            background:var(--amber-deep);
            color:#fff;
            transform:translateY(-2px);
            box-shadow:0 12px 24px rgba(201,121,31,.24);
        }
        .btn-secondary{
            background:var(--paper);
            color:var(--plum);
            border-color:#d7c8bc;
        }
        .btn-secondary:hover{
            border-color:var(--plum);
            background:#fffaf5;
            transform:translateY(-2px);
        }
        .menu-toggle{
            display:none;
            border:0;
            background:transparent;
            color:var(--plum);
            font-size:24px;
            line-height:1;
        }

        .article-hero{
            padding:58px 0 48px;
            background:
                radial-gradient(circle at 84% 16%,rgba(230,154,58,.16),transparent 24%),
                linear-gradient(180deg,#fbf7f0 0%,#f7efe6 100%);
            border-bottom:1px solid var(--line);
        }
        .breadcrumb{
            display:flex;
            flex-wrap:wrap;
            align-items:center;
            gap:9px;
            color:var(--muted);
            font-size:13px;
            margin-bottom:30px;
        }
        .breadcrumb a{color:var(--plum);font-weight:600}
        .breadcrumb a:hover{text-decoration:underline}
        .breadcrumb .slash{color:#b7a9a0}
        .article-heading{max-width:880px}
        .eyebrow{
            display:inline-flex;
            align-items:center;
            gap:8px;
            color:var(--amber-deep);
            font-weight:700;
            font-size:13px;
            letter-spacing:.08em;
        }
        .eyebrow:before{
            content:"";
            width:24px;
            height:2px;
            background:var(--amber);
            display:inline-block;
        }
        .article-heading h1{
            color:var(--plum);
            font-size:clamp(32px,5vw,52px);
            line-height:1.2;
            letter-spacing:-.045em;
            margin:15px 0 20px;
            max-width:850px;
            overflow-wrap:anywhere;
        }
        .article-meta{
            display:flex;
            flex-wrap:wrap;
            gap:10px 22px;
            color:var(--muted);
            font-size:14px;
        }
        .meta-item{
            display:inline-flex;
            align-items:center;
            gap:7px;
        }
        .meta-dot{
            width:7px;
            height:7px;
            border-radius:50%;
            background:var(--amber);
        }

        .article-section{padding:70px 0 92px}
        .article-layout{
            display:grid;
            grid-template-columns:minmax(0,820px) 260px;
            gap:64px;
            align-items:start;
            justify-content:center;
        }
        .reading-card{
            background:var(--paper);
            border:1px solid var(--line);
            border-radius:var(--radius-lg);
            padding:clamp(26px,4vw,52px);
            box-shadow:var(--shadow-soft);
            min-width:0;
        }
        .article-content{
            color:#443c43;
            font-size:17px;
            line-height:1.95;
            overflow-wrap:anywhere;
        }
        .article-content h2{
            color:var(--plum);
            font-size:28px;
            line-height:1.35;
            margin:36px 0 14px;
        }
        .article-content h3{
            color:var(--plum);
            font-size:21px;
            line-height:1.45;
            margin:28px 0 10px;
        }
        .article-content p{margin:0 0 20px}
        .article-content ul,
        .article-content ol{padding-left:1.45em;margin:0 0 24px}
        .article-content li{margin:7px 0}
        .article-content a{
            color:var(--amber-deep);
            text-decoration:underline;
            text-underline-offset:3px;
        }
        .article-content blockquote{
            margin:28px 0;
            padding:18px 22px;
            background:var(--warning);
            border-left:4px solid var(--amber);
            border-radius:0 var(--radius-sm) var(--radius-sm) 0;
            color:#604b38;
        }
        .article-content img{
            width:auto;
            max-width:100%;
            height:auto;
            margin:28px auto;
            border-radius:var(--radius-md);
        }
        .article-content table{
            width:100%;
            border-collapse:collapse;
            margin:25px 0;
            font-size:15px;
        }
        .article-content th,
        .article-content td{
            padding:12px 14px;
            border:1px solid var(--line);
            text-align:left;
        }
        .article-content th{background:var(--warm);color:var(--plum)}
        .article-content code{
            padding:2px 6px;
            border-radius:5px;
            background:#f2e8dd;
            color:var(--plum);
        }
        .article-content pre{
            padding:18px;
            overflow:auto;
            border-radius:var(--radius-sm);
            background:var(--plum-deep);
            color:#f8ead7;
            font-size:14px;
        }

        .article-aside{
            position:sticky;
            top:105px;
            display:flex;
            flex-direction:column;
            gap:16px;
        }
        .aside-card{
            background:#f3e8dc;
            border:1px solid #ead8c6;
            border-radius:var(--radius-md);
            padding:22px;
        }
        .aside-card h2{
            margin:0 0 11px;
            color:var(--plum);
            font-size:18px;
            line-height:1.4;
        }
        .aside-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
        .aside-status{
            display:flex;
            align-items:center;
            gap:9px;
            margin-bottom:12px;
            color:var(--mint-ink);
            font-size:13px;
            font-weight:700;
        }
        .status-light{
            width:9px;
            height:9px;
            border-radius:50%;
            background:#67a98c;
            box-shadow:0 0 0 4px rgba(103,169,140,.16);
        }
        .article-note{
            display:flex;
            gap:14px;
            align-items:flex-start;
            margin-top:34px;
            padding:19px 20px;
            background:var(--mint);
            border-radius:var(--radius-md);
            color:var(--mint-ink);
            font-size:14px;
            line-height:1.7;
        }
        .note-icon{
            flex:none;
            width:28px;
            height:28px;
            display:grid;
            place-items:center;
            border-radius:50%;
            background:#b9ddca;
            color:var(--mint-ink);
            font-weight:800;
        }
        .article-actions{
            display:flex;
            flex-wrap:wrap;
            gap:12px;
            margin-top:36px;
            padding-top:28px;
            border-top:1px solid var(--line);
        }
        .empty-state{
            padding:42px 20px;
            text-align:center;
            color:var(--muted);
        }
        .empty-state strong{
            display:block;
            color:var(--plum);
            font-size:22px;
            margin-bottom:10px;
        }

        .related-section{
            padding:72px 0;
            background:var(--warm);
            border-top:1px solid var(--line);
        }
        .section-head{
            display:flex;
            align-items:end;
            justify-content:space-between;
            gap:24px;
            margin-bottom:30px;
        }
        .section-head h2{
            margin:8px 0 0;
            color:var(--plum);
            font-size:30px;
            line-height:1.3;
        }
        .section-head p{margin:0;color:var(--muted);max-width:520px}
        .path-grid{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:16px;
        }
        .path-card{
            position:relative;
            display:block;
            min-height:150px;
            padding:24px;
            background:var(--paper);
            border:1px solid var(--line);
            border-radius:var(--radius-md);
            transition:.22s ease;
        }
        .path-card:hover{
            transform:translateY(-4px);
            border-color:#d6b58e;
            box-shadow:var(--shadow-soft);
        }
        .path-card span{
            display:block;
            color:var(--amber-deep);
            font-size:12px;
            font-weight:700;
            letter-spacing:.08em;
            margin-bottom:9px;
        }
        .path-card h3{margin:0 0 6px;color:var(--plum);font-size:18px}
        .path-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
        .path-arrow{
            position:absolute;
            right:22px;
            bottom:19px;
            color:var(--plum);
            font-size:20px;
            transition:transform .2s;
        }
        .path-card:hover .path-arrow{transform:translateX(5px)}

        footer{
            padding:58px 0 22px;
            background:var(--plum-deep);
            color:#eee1e6;
        }
        .footer-grid{
            display:grid;
            grid-template-columns:1.7fr 1fr 1fr 1fr;
            gap:38px;
            padding-bottom:42px;
        }
        .footer-copy{
            max-width:300px;
            margin:18px 0 0;
            color:#c9b9c3;
            font-size:14px;
            line-height:1.75;
        }
        footer .brand strong{color:#fff}
        footer .brand small{color:#c9b9c3}
        footer .brand-mark{background:#fff}
        footer .brand-mark:before,
        footer .brand-mark:after{background:var(--amber)}
        .footer-col{display:flex;flex-direction:column;gap:9px}
        .footer-col h3{
            margin:0 0 8px;
            color:#fff;
            font-size:15px;
        }
        .footer-col a{
            color:#c9b9c3;
            font-size:14px;
            transition:color .2s;
        }
        .footer-col a:hover{color:var(--amber)}
        .footer-bottom{
            display:flex;
            justify-content:space-between;
            gap:18px;
            padding-top:20px;
            border-top:1px solid rgba(255,255,255,.14);
            color:#ad9ca8;
            font-size:12px;
            flex-wrap:wrap;
        }

        :focus-visible{
            outline:3px solid rgba(230,154,58,.55);
            outline-offset:3px;
        }

        @media (max-width:1024px){
            .nav-wrap{gap:18px}
            .main-nav a{padding:9px 8px;font-size:13px}
            .article-layout{grid-template-columns:minmax(0,1fr) 230px;gap:32px}
        }

        @media (max-width:768px){
            .container{width:min(var(--container),calc(100% - 32px))}
            .nav-wrap{height:70px}
            .main-nav{
                display:none;
                position:absolute;
                top:70px;
                left:16px;
                right:16px;
                padding:10px;
                flex-direction:column;
                align-items:stretch;
                background:var(--paper);
                border:1px solid var(--line);
                border-radius:var(--radius-md);
                box-shadow:var(--shadow);
            }
            .main-nav.open{display:flex}
            .main-nav a{padding:12px 14px}
            .nav-action{min-height:42px;padding:0 14px;font-size:13px;margin-left:auto}
            .menu-toggle{display:block}
            .article-hero{padding:42px 0 38px}
            .article-heading h1{font-size:34px}
            .article-layout{display:block}
            .article-aside{
                position:static;
                display:grid;
                grid-template-columns:1fr 1fr;
                margin-top:22px;
            }
            .article-section{padding:48px 0 62px}
            .path-grid{grid-template-columns:1fr}
            .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:28px}
            .footer-brand{grid-column:1/-1}
        }

        @media (max-width:520px){
            .brand-mark{width:34px;height:34px;border-radius:10px}
            .brand strong{font-size:14px}
            .brand small{font-size:9px}
            .nav-action{font-size:12px;padding:0 11px}
            .article-heading h1{font-size:29px}
            .article-meta{gap:7px 14px;font-size:13px}
            .reading-card{padding:23px 19px;border-radius:16px}
            .article-content{font-size:16px;line-height:1.85}
            .article-content h2{font-size:24px}
            .article-content h3{font-size:19px}
            .article-aside{grid-template-columns:1fr}
            .article-actions .btn{width:100%}
            .footer-grid{grid-template-columns:1fr 1fr}
            .footer-brand{grid-column:1/-1}
            .footer-bottom{display:block}
            .footer-bottom span{display:block;margin-top:6px}
        }

/* roulang page: category3 */
:root{
            --plum:#3f203b;
            --plum-deep:#29162b;
            --amber:#e69a3a;
            --amber-deep:#c9791f;
            --cream:#fbf7f0;
            --warm:#f4ede3;
            --paper:#ffffff;
            --ink:#28232a;
            --muted:#766e74;
            --line:#e7ddd3;
            --mint:#dfeee6;
            --mint-ink:#28634f;
            --warning:#fff0dc;
            --radius-lg:22px;
            --radius-md:15px;
            --radius-sm:10px;
            --shadow:0 14px 42px rgba(63,32,59,.09);
            --shadow-soft:0 7px 22px rgba(63,32,59,.07);
            --container:1200px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input,select,textarea{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--amber-deep);font-weight:700;font-size:13px;letter-spacing:.08em}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber);display:inline-block}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(251,247,240,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,221,211,.85)}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:30px}
        .brand{display:flex;align-items:center;gap:11px;min-width:max-content}
        .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--plum);position:relative;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12)}
        .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--amber);border-radius:3px}
        .brand-mark:before{width:17px;height:4px;left:10px;top:12px;transform:rotate(45deg)}
        .brand-mark:after{width:17px;height:4px;left:10px;top:22px;transform:rotate(-45deg)}
        .brand strong{display:block;color:var(--plum);font-size:16px;line-height:1.2}
        .brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
        .main-nav a{padding:10px 13px;border-radius:8px;color:#5f555d;font-size:14px;font-weight:600;transition:.2s}
        .main-nav a:hover,.main-nav a.active{color:var(--plum);background:#f2e8dd}
        .nav-action,.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;min-height:46px;padding:0 20px;border:1px solid transparent;border-radius:10px;font-weight:700;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s}
        .nav-action,.btn-primary{background:var(--amber);color:#2d1d1d;box-shadow:0 8px 18px rgba(230,154,58,.2)}
        .nav-action:hover,.btn-primary:hover{background:var(--amber-deep);transform:translateY(-2px);box-shadow:0 12px 24px rgba(201,121,31,.24)}
        .btn-secondary{background:var(--paper);color:var(--plum);border-color:#d7c8bc}
        .btn-secondary:hover{border-color:var(--plum);background:#fffaf5;transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--plum);font-size:24px}
        .page-hero{padding:76px 0 68px;background:linear-gradient(120deg,#fbf7f0 0%,#f5eadc 100%);border-bottom:1px solid var(--line)}
        .hero-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
        .breadcrumb{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin-bottom:24px}
        .breadcrumb a:hover{color:var(--plum)}
        h1{font-size:clamp(35px,5vw,58px);line-height:1.16;letter-spacing:-.055em;color:var(--plum);margin:15px 0 22px;max-width:720px}
        .hero-copy{font-size:18px;color:#655d63;max-width:650px;margin:0 0 29px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
        .hero-card{background:var(--plum);color:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden}
        .hero-card:after{content:"";position:absolute;width:170px;height:170px;border:1px solid rgba(255,255,255,.15);border-radius:50%;right:-55px;top:-45px}
        .status{display:inline-flex;align-items:center;gap:8px;color:#f8d39d;font-size:13px;font-weight:700}
        .status i{width:8px;height:8px;border-radius:50%;background:#8fd0ac;display:inline-block}
        .hero-card h2{font-size:26px;line-height:1.35;margin:26px 0 12px;max-width:330px}
        .hero-card p{color:#d9cbd4;margin:0}
        .section{padding:82px 0}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}
        .section-head h2{margin:8px 0 0;color:var(--plum);font-size:31px;line-height:1.25;letter-spacing:-.03em}
        .section-head p{max-width:550px;margin:0;color:var(--muted)}
        .tag-row{display:flex;gap:10px;flex-wrap:wrap}
        .tag{display:inline-flex;align-items:center;padding:8px 14px;border-radius:20px;background:var(--paper);border:1px solid var(--line);color:var(--plum);font-size:14px;font-weight:600}
        .tag.active{background:var(--plum);border-color:var(--plum);color:#fff}
        .path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
        .path-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:24px;min-height:195px;transition:.22s}
        .path-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft);border-color:#d8b897}
        .path-number{color:var(--amber-deep);font-size:13px;font-weight:800;letter-spacing:.1em}
        .path-card h3{color:var(--plum);font-size:19px;margin:15px 0 8px}
        .path-card p{color:var(--muted);font-size:14px;margin:0}
        .safety-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
        .safety-main{background:var(--plum);color:#fff;border-radius:var(--radius-lg);padding:34px}
        .safety-main h2{font-size:30px;line-height:1.3;margin:10px 0 16px}
        .safety-main p{color:#ded0d8;max-width:600px}
        .safety-list{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:14px}
        .safety-list li{display:flex;gap:12px;align-items:flex-start;color:#f8edf1}
        .safety-list b{width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:var(--amber);color:var(--plum);font-size:13px;flex:0 0 auto}
        .notice-card{background:var(--warning);border:1px solid #efd5b0;border-radius:var(--radius-lg);padding:30px}
        .notice-card h3{color:var(--plum);font-size:22px;margin:0 0 15px}
        .notice-card p{color:#6e5e54;margin:0 0 18px}
        .notice-card ul{padding-left:20px;margin:0;color:#6e5e54}
        .notice-card li{margin:8px 0}
        .flow{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--paper);overflow:hidden}
        .flow-item{padding:25px 21px;position:relative;border-right:1px solid var(--line)}
        .flow-item:last-child{border-right:0}
        .flow-item:not(:last-child):after{content:"→";position:absolute;right:-11px;top:50%;transform:translateY(-50%);width:21px;height:21px;background:var(--amber);border-radius:50%;display:grid;place-items:center;color:var(--plum);font-size:12px;font-weight:800;z-index:2}
        .flow-item strong{display:block;color:var(--plum);margin:10px 0 6px}
        .flow-item span{font-size:13px;color:var(--muted)}
        .device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
        .device-card{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md)}
        .device-card .device-icon{width:42px;height:42px;border-radius:12px;background:#f4e5d3;color:var(--amber-deep);display:grid;place-items:center;font-weight:800}
        .device-card h3{font-size:19px;color:var(--plum);margin:17px 0 8px}
        .device-card p{color:var(--muted);font-size:14px;margin:0}
        .faq-wrap{max-width:900px}
        .faq-item{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:11px;overflow:hidden}
        .faq-item summary{cursor:pointer;list-style:none;padding:18px 22px;color:var(--plum);font-weight:700;position:relative;padding-right:50px}
        .faq-item summary::-webkit-details-marker{display:none}
        .faq-item summary:after{content:"+";position:absolute;right:21px;top:16px;font-size:23px;font-weight:400;color:var(--amber-deep)}
        .faq-item[open] summary:after{content:"−"}
        .faq-answer{padding:0 22px 19px;color:var(--muted);font-size:14px}
        .cta{background:var(--plum);color:#fff;border-radius:var(--radius-lg);padding:38px 42px;display:flex;align-items:center;justify-content:space-between;gap:25px}
        .cta h2{margin:0 0 8px;font-size:28px;line-height:1.3}
        .cta p{margin:0;color:#dccdd6}
        footer{background:var(--plum-deep);color:#fff;padding:58px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
        .footer-brand .brand strong{color:#fff}
        .footer-brand .brand small{color:#cbbbc5}
        .footer-copy{color:#cbbbc5;font-size:14px;max-width:285px;margin:20px 0 0}
        .footer-col h3{font-size:15px;margin:0 0 15px;color:#f5d39e}
        .footer-col a{display:block;color:#cbbbc5;font-size:14px;margin:9px 0;transition:.2s}
        .footer-col a:hover{color:#fff;transform:translateX(3px)}
        .footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#b9aab3;font-size:12px}
        :focus-visible{outline:3px solid rgba(230,154,58,.55);outline-offset:3px}
        @media(max-width:1024px){
            .main-nav{gap:0}.main-nav a{padding:9px 8px;font-size:13px}
            .hero-layout,.safety-grid{grid-template-columns:1fr 1fr;gap:35px}
            .path-grid{grid-template-columns:repeat(2,1fr)}
            .flow{grid-template-columns:repeat(3,1fr)}
            .flow-item:nth-child(3){border-right:0}
            .flow-item:nth-child(-n+3):after{display:none}
            .flow-item:nth-child(4),.flow-item:nth-child(5){border-top:1px solid var(--line)}
            .footer-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media(max-width:768px){
            .container{width:min(var(--container),calc(100% - 32px))}
            .nav-wrap{height:70px;gap:14px}.nav-action{margin-left:auto;padding:0 13px;font-size:13px;min-height:42px}
            .main-nav{display:none;position:absolute;left:16px;right:16px;top:76px;background:var(--paper);padding:10px;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            .main-nav.open{display:flex}.main-nav a{padding:12px 14px}
            .menu-toggle{display:block}
            .page-hero{padding:52px 0}.hero-layout,.safety-grid{grid-template-columns:1fr}
            .hero-card{max-width:540px}
            .section{padding:60px 0}.section-head{display:block}.section-head p{margin-top:12px}
            .path-grid,.device-grid{grid-template-columns:repeat(2,1fr)}
            .flow{grid-template-columns:1fr}
            .flow-item,.flow-item:nth-child(4),.flow-item:nth-child(5){border-right:0;border-top:1px solid var(--line)}
            .flow-item:first-child{border-top:0}.flow-item:after{display:none!important}
            .cta{display:block;padding:30px}.cta .btn{margin-top:22px}
        }
        @media(max-width:520px){
            h1{font-size:34px}.hero-copy{font-size:16px}.hero-actions .btn{width:100%}
            .path-grid,.device-grid{grid-template-columns:1fr}
            .safety-main,.notice-card{padding:25px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}.footer-brand{grid-column:1/-1}
            .footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
        }

/* roulang page: category2 */
:root{
        --plum:#3f203b;
        --plum-deep:#29162b;
        --amber:#e69a3a;
        --amber-deep:#c9791f;
        --cream:#fbf7f0;
        --warm:#f4ede3;
        --paper:#fff;
        --ink:#28232a;
        --muted:#766e74;
        --line:#e7ddd3;
        --mint:#dfeee6;
        --mint-ink:#28634f;
        --warning:#fff0dc;
        --radius-lg:22px;
        --radius-md:15px;
        --radius-sm:10px;
        --shadow:0 14px 42px rgba(63,32,59,.09);
        --shadow-soft:0 7px 22px rgba(63,32,59,.07);
        --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,247,240,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,221,211,.85)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:30px}
    .brand{display:flex;align-items:center;gap:11px;min-width:max-content}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--plum);position:relative;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12)}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--amber);border-radius:3px;width:17px;height:4px;left:10px}
    .brand-mark:before{top:12px;transform:rotate(45deg)}
    .brand-mark:after{top:22px;transform:rotate(-45deg)}
    .brand strong{display:block;color:var(--plum);font-size:16px;line-height:1.2}
    .brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;margin-top:3px}
    .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .main-nav a{padding:10px 13px;border-radius:8px;color:#5f555d;font-size:14px;font-weight:600;transition:.2s}
    .main-nav a:hover,.main-nav a.active{color:var(--plum);background:#f2e8dd}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border:1px solid transparent;border-radius:10px;font-weight:700;transition:.2s}
    .nav-action,.btn-primary{background:var(--amber);color:#2d1d1d;box-shadow:0 8px 18px rgba(230,154,58,.2)}
    .nav-action:hover,.btn-primary:hover{background:var(--amber-deep);transform:translateY(-2px)}
    .btn-secondary{background:var(--paper);color:var(--plum);border-color:#d7c8bc}
    .btn-secondary:hover{border-color:var(--plum);background:#fffaf5;transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--plum);font-size:24px}
    .page-hero{padding:72px 0 64px;background:linear-gradient(120deg,#fbf7f0 55%,#f3e5d5);border-bottom:1px solid var(--line)}
    .breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:25px}
    .breadcrumb a{color:var(--plum);font-weight:700}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--amber-deep);font-weight:700;font-size:13px;letter-spacing:.08em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
    .page-hero h1{font-size:clamp(34px,5vw,54px);line-height:1.18;letter-spacing:-.05em;color:var(--plum);max-width:780px;margin:16px 0 18px}
    .page-hero p{max-width:700px;color:#655d63;font-size:18px;margin:0}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
    .badge{display:inline-flex;align-items:center;padding:6px 12px;border-radius:20px;background:#f4e4d1;color:var(--plum);font-size:13px;font-weight:700}
    .section{padding:82px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}
    .section-head h2{margin:8px 0 0;color:var(--plum);font-size:32px;line-height:1.25;letter-spacing:-.03em}
    .section-head p{max-width:560px;margin:0;color:var(--muted)}
    .feature-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .feature-card,.info-card,.download-panel,.notice-card,.faq-item,.post-list{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft)}
    .feature-card{padding:31px;background:var(--plum);color:#fff;min-height:270px;display:flex;flex-direction:column;justify-content:space-between}
    .feature-card h3{font-size:29px;line-height:1.3;margin:16px 0 10px}
    .feature-card p{color:#ddcfd8;max-width:570px;margin:0}
    .feature-card .eyebrow{color:#f4c982}
    .feature-card .eyebrow:before{background:var(--amber)}
    .feature-link{display:inline-flex;align-items:center;gap:9px;color:#fff;font-weight:700;margin-top:24px}
    .feature-link span{color:var(--amber);font-size:22px}
    .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .info-card{padding:25px;transition:.22s}
    .info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .info-icon{width:42px;height:42px;border-radius:12px;background:#f6e6d2;color:var(--plum);display:grid;place-items:center;font-weight:800;margin-bottom:18px}
    .info-card h3{font-size:19px;color:var(--plum);margin:0 0 8px}
    .info-card p{font-size:14px;color:var(--muted);margin:0}
    .download-section{background:#f6f0e9}
    .download-panel{display:grid;grid-template-columns:1fr 290px;gap:38px;padding:38px;align-items:center}
    .download-panel h2{color:var(--plum);font-size:30px;line-height:1.3;margin:12px 0}
    .download-panel p{color:var(--muted);margin:0 0 22px}
    .download-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:22px 0}
    .download-list div{padding:13px 15px;background:#fffaf5;border:1px solid var(--line);border-radius:10px}
    .download-list strong{display:block;color:var(--plum);font-size:13px}
    .download-list span{display:block;color:var(--muted);font-size:14px}
    .qr-box{background:var(--warm);border-radius:18px;padding:24px;text-align:center}
    .qr-code{width:150px;height:150px;margin:0 auto 15px;background:repeating-conic-gradient(var(--plum) 0 25%,#fff 0 50%) 0/18px 18px;border:10px solid #fff;box-shadow:0 4px 14px rgba(63,32,59,.12)}
    .qr-box strong{display:block;color:var(--plum)}
    .qr-box small{color:var(--muted)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{position:relative;padding:25px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md)}
    .step-no{font-size:28px;color:var(--amber-deep);font-weight:800;line-height:1}
    .step h3{font-size:18px;color:var(--plum);margin:18px 0 7px}
    .step p{font-size:14px;color:var(--muted);margin:0}
    .table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg)}
    table{width:100%;border-collapse:collapse;min-width:650px}
    th,td{text-align:left;padding:18px 22px;border-bottom:1px solid var(--line)}
    th{background:#f6eade;color:var(--plum);font-size:14px}
    td{color:var(--muted);font-size:14px}
    tr:last-child td{border-bottom:0}
    .posts-section{background:#f6f0e9}
    .post-list{overflow:hidden}
    .post-item{display:grid;grid-template-columns:120px 1fr auto;gap:24px;align-items:center;padding:24px 27px;border-bottom:1px solid var(--line);transition:.2s}
    .post-item:last-child{border-bottom:0}
    .post-item:hover{background:#fffaf5}
    .post-date{color:var(--amber-deep);font-size:13px;font-weight:700}
    .post-tag{display:inline-block;color:var(--mint-ink);font-size:12px;font-weight:700;margin-bottom:4px}
    .post-item h3{font-size:18px;color:var(--plum);margin:0 0 3px}
    .post-item p{color:var(--muted);font-size:14px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .post-arrow{font-size:22px;color:var(--plum)}
    .empty-state{padding:42px;text-align:center;color:var(--muted)}
    .notice-card{padding:28px;display:flex;gap:18px;align-items:flex-start;background:var(--warning);border-color:#f1d6ae}
    .notice-mark{width:34px;height:34px;flex:0 0 34px;border-radius:50%;background:var(--amber);color:var(--plum);display:grid;place-items:center;font-weight:800}
    .notice-card h3{color:var(--plum);font-size:20px;margin:0 0 6px}
    .notice-card p{color:#695b50;margin:0;font-size:14px}
    .faq-list{display:grid;gap:10px}
    .faq-item{padding:0;overflow:hidden}
    .faq-item summary{cursor:pointer;list-style:none;padding:21px 25px;color:var(--plum);font-weight:700;position:relative;padding-right:55px}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:24px;color:var(--amber-deep);font-size:24px;top:15px}
    .faq-item[open] summary:after{content:"−"}
    .faq-answer{padding:0 25px 21px;color:var(--muted);font-size:14px}
    .cta{padding:64px 0;background:var(--plum);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta h2{font-size:30px;margin:0 0 8px}
    .cta p{color:#d9cbd4;margin:0}
    footer{background:var(--plum-deep);color:#fff;padding:58px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:40px}
    .footer-copy{color:#cbbbc6;font-size:14px;max-width:280px;margin-top:20px}
    .footer-col h3{font-size:15px;margin:5px 0 15px;color:#fff}
    .footer-col a{display:block;color:#cbbbc6;font-size:14px;margin:8px 0;transition:.2s}
    .footer-col a:hover{color:var(--amber)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:18px;color:#a997a5;font-size:12px}
    :focus-visible{outline:3px solid rgba(230,154,58,.55);outline-offset:3px}
    @media(max-width:1024px){
        .main-nav a{padding:9px 8px;font-size:13px}
        .nav-wrap{gap:16px}
        .feature-grid,.download-panel{grid-template-columns:1fr}
        .steps{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
        .container{width:min(var(--container),calc(100% - 32px))}
        .nav-wrap{height:68px}
        .main-nav{display:none;position:absolute;left:16px;right:16px;top:76px;padding:12px;background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
        .main-nav.open{display:flex}
        .main-nav a{padding:12px 14px}
        .nav-action{min-height:40px;padding:0 13px;font-size:13px;margin-left:auto}
        .menu-toggle{display:block}
        .page-hero{padding:52px 0 48px}
        .section{padding:58px 0}
        .section-head{display:block}
        .section-head h2{font-size:27px}
        .section-head p{margin-top:12px}
        .info-grid{grid-template-columns:1fr}
        .download-panel{padding:25px}
        .download-list{grid-template-columns:1fr}
        .steps{grid-template-columns:1fr}
        .post-item{grid-template-columns:1fr;gap:5px;padding:21px}
        .post-arrow{display:none}
        .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
        .footer-brand{grid-column:1/-1}
        .footer-bottom{display:block}
        .footer-bottom span{display:block;margin-top:7px}
        .cta-inner{display:block}
        .cta .btn{margin-top:22px}
    }
    @media(max-width:520px){
        .page-hero h1{font-size:32px}
        .page-hero p{font-size:16px}
        .feature-card h3{font-size:24px}
        .download-panel h2{font-size:25px}
        .qr-box{padding:20px}
        .footer-grid{grid-template-columns:1fr}
    }