/* roulang page: index */
:root{
            --bg:#071321;
            --bg-deep:#050d18;
            --panel:#0d2031;
            --panel-soft:rgba(17,42,60,.72);
            --panel-light:rgba(27,65,82,.56);
            --line:rgba(157,220,225,.16);
            --line-strong:rgba(94,221,207,.42);
            --text:#edf8f7;
            --muted:#9bb6bd;
            --cyan:#66e4d0;
            --cyan-deep:#2abda9;
            --orange:#ffb86a;
            --danger:#ff8e76;
            --shadow:0 20px 55px rgba(0,0,0,.28);
            --radius:18px;
            --radius-sm:11px;
            --max:1200px;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{
            background:var(--bg);
            color:var(--text);
            font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
            line-height:1.7;
            letter-spacing:.01em;
            overflow-x:hidden;
        }
        body:before{
            content:"";
            position:fixed;inset:0;pointer-events:none;z-index:-2;
            background-image:linear-gradient(rgba(102,228,208,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(102,228,208,.035) 1px,transparent 1px);
            background-size:44px 44px;
            mask-image:linear-gradient(to bottom,#000,transparent 85%);
        }
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input,textarea{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--max),calc(100% - 44px));margin:0 auto}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
        .eyebrow:before{content:"";width:22px;height:1px;background:var(--cyan)}
        .section{padding:92px 0;border-top:1px solid rgba(157,220,225,.07)}
        .section.alt{background:rgba(5,15,27,.42)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:35px}
        .section-head h2{font-size:clamp(25px,3vw,39px);line-height:1.2;letter-spacing:-.03em;margin-top:13px}
        .section-head p{color:var(--muted);max-width:590px;font-size:15px}
        .site-header{position:sticky;top:0;z-index:30;background:rgba(5,15,27,.84);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
        .nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:26px}
        .brand{display:flex;align-items:center;gap:11px;font-weight:800;white-space:nowrap}
        .brand-mark{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:#06201f;background:linear-gradient(145deg,var(--cyan),#b9fff0);box-shadow:0 0 24px rgba(102,228,208,.3);font-size:17px}
        .brand span:last-child{font-size:15px}
        .nav-links{display:flex;align-items:center;gap:22px;color:var(--muted);font-size:14px}
        .nav-links a{transition:.25s}
        .nav-links a:hover,.nav-links a.active{color:var(--cyan)}
        .nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:12px 18px;font-weight:800;font-size:14px;transition:.25s}
        .nav-cta,.btn-primary{color:#05201e;background:var(--cyan);box-shadow:0 0 24px rgba(102,228,208,.2)}
        .nav-cta:hover,.btn-primary:hover{background:#a4f7e8;transform:translateY(-2px);box-shadow:0 0 30px rgba(102,228,208,.38)}
        .btn-ghost{border-color:var(--line-strong);color:var(--text);background:rgba(20,55,65,.35)}
        .btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(102,228,208,.08)}
        :focus-visible{outline:3px solid var(--orange);outline-offset:3px}
        .menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:var(--text);border-radius:9px;padding:8px 11px;font-size:20px}
        .hero{min-height:650px;display:flex;align-items:center;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(5,14,26,.98) 12%,rgba(5,14,26,.78) 48%,rgba(5,14,26,.36)),url('/assets/images/da322f710aed1dc9.jpg') center/cover}
        .hero:after{content:"";position:absolute;inset:auto 0 0;height:150px;background:linear-gradient(transparent,var(--bg));pointer-events:none}
        .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}
        .hero h1{font-size:clamp(42px,6vw,76px);line-height:1.08;letter-spacing:-.06em;max-width:650px;margin:19px 0 23px}
        .hero h1 em{font-style:normal;color:var(--cyan)}
        .hero-copy{color:#c3d8d9;font-size:17px;max-width:650px;line-height:1.9}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:31px}
        .hero-panel{border:1px solid var(--line-strong);background:rgba(7,27,42,.73);backdrop-filter:blur(14px);border-radius:24px;padding:22px;box-shadow:var(--shadow)}
        .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px;margin-bottom:18px}
        .panel-title{font-weight:800}.status{font-size:12px;color:var(--cyan);padding:5px 9px;border:1px solid var(--line-strong);border-radius:20px}
        .hero-image{height:210px;border-radius:15px;overflow:hidden;margin-bottom:18px;position:relative}
        .hero-image img{width:100%;height:100%;object-fit:cover;opacity:.82}
        .hero-image:after{content:"糖心Vlog APP官方下载";position:absolute;left:18px;bottom:14px;font-weight:800;font-size:18px}
        .panel-lines{display:grid;gap:11px}.panel-line{display:flex;justify-content:space-between;color:var(--muted);font-size:13px}.panel-line strong{color:var(--text)}
        .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:16px;overflow:hidden;background:rgba(12,32,48,.64)}
        .metric{padding:25px 24px;border-right:1px solid var(--line)}.metric:last-child{border-right:0}
        .metric strong{display:block;font-size:25px;color:var(--cyan);margin-bottom:4px}.metric span{font-size:13px;color:var(--muted)}
        .service-layout{display:grid;grid-template-columns:1fr 1.4fr;gap:24px}
        .service-intro{padding:30px;border-left:3px solid var(--cyan);background:linear-gradient(100deg,rgba(29,84,87,.38),transparent)}
        .service-intro h3{font-size:24px;margin-bottom:13px}.service-intro p{color:var(--muted)}
        .service-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
        .service-item,.card,.timeline-item,.quick-item,.info-item{border:1px solid var(--line);background:var(--panel-soft);border-radius:var(--radius);transition:.25s}
        .service-item{padding:20px;display:flex;gap:15px}.service-item:hover,.card:hover,.info-item:hover{transform:translateY(-4px);border-color:var(--line-strong)}
        .icon{flex:0 0 35px;width:35px;height:35px;border-radius:10px;display:grid;place-items:center;color:var(--cyan);background:rgba(102,228,208,.12);font-weight:900}
        .service-item h3{font-size:16px;margin-bottom:5px}.service-item p{font-size:13px;color:var(--muted)}
        .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
        .compare-box{padding:27px;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel-soft)}
        .compare-box.highlight{border-color:var(--line-strong);background:linear-gradient(140deg,rgba(29,92,90,.5),rgba(13,32,49,.76))}
        .compare-box h3{display:flex;justify-content:space-between;font-size:20px;margin-bottom:18px}.compare-box ul{list-style:none;display:grid;gap:13px;color:var(--muted);font-size:14px}.compare-box li:before{content:"✓";color:var(--cyan);font-weight:900;margin-right:10px}
        .timeline{position:relative;display:grid;gap:16px}.timeline:before{content:"";position:absolute;left:13px;top:18px;bottom:18px;width:1px;background:var(--line-strong)}
        .timeline-item{position:relative;margin-left:0;padding:21px 24px 21px 49px}.timeline-item:before{content:"";position:absolute;left:8px;top:26px;width:11px;height:11px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px rgba(102,228,208,.13)}
        .timeline-item strong{color:var(--cyan);font-size:13px}.timeline-item h3{font-size:17px;margin:4px 0}.timeline-item p{color:var(--muted);font-size:14px}
        .content-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
        .card{overflow:hidden}.card-media{height:145px;position:relative;background:#102c3c}.card-media img{width:100%;height:100%;object-fit:cover;opacity:.82}.badge{position:absolute;top:12px;left:12px;color:#06201f;background:var(--cyan);font-size:11px;font-weight:900;padding:4px 8px;border-radius:5px}.badge.orange{background:var(--orange)}
        .card-body{padding:17px}.card h3{font-size:16px;line-height:1.45;margin-bottom:7px}.card p{font-size:13px;color:var(--muted);line-height:1.6}.rating{color:var(--orange);font-size:12px;margin-top:10px}
        .recommend-grid{display:grid;grid-template-columns:1.25fr .75fr .9fr;gap:16px}.recommend-grid .card:first-child{grid-row:span 2}.recommend-grid .card:first-child .card-media{height:355px}
        .channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.channel{padding:24px;border-bottom:2px solid var(--cyan);background:rgba(15,42,56,.68);border-radius:15px}.channel h3{font-size:18px;margin-bottom:8px}.channel p{font-size:13px;color:var(--muted)}
        .rank-wrap{display:grid;grid-template-columns:1fr 1fr;gap:18px}.rank-list{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.rank-row{display:grid;grid-template-columns:35px 1fr 72px 55px 75px;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line);font-size:13px}.rank-row:last-child{border:0}.rank-row:first-child{background:rgba(102,228,208,.1)}.rank-no{color:var(--orange);font-weight:900}.rank-name{font-weight:700}.rank-muted{color:var(--muted)}
        .scene-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.scene{padding:25px;background:linear-gradient(135deg,rgba(22,67,76,.72),rgba(10,27,43,.7));border:1px solid var(--line);border-radius:var(--radius)}.scene-num{font-size:31px;color:var(--cyan);font-weight:900}.scene h3{margin:8px 0}.scene p{font-size:14px;color:var(--muted)}
        .news-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}.news-list{display:grid;gap:11px}.info-item{display:grid;grid-template-columns:105px 1fr;gap:16px;padding:12px;align-items:center}.info-item img{width:105px;height:74px;object-fit:cover;border-radius:9px}.info-item h3{font-size:15px}.info-item time{display:block;color:var(--muted);font-size:12px;margin-top:5px}
        .security{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.security-copy{padding:30px;border:1px solid var(--line);border-radius:var(--radius);background:url('/assets/images/6865a4e04343662f.jpg') center/cover;position:relative;overflow:hidden}.security-copy:after{content:"";position:absolute;inset:0;background:rgba(5,19,32,.72)}.security-copy>*{position:relative;z-index:1}.security-copy h3{font-size:25px;margin:14px 0}.security-copy p{color:#c0d8d9}.check-list{display:grid;gap:12px}.check{display:flex;gap:12px;padding:14px 17px;border-bottom:1px solid var(--line);font-size:14px}.check b{color:var(--cyan)}
        .quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.quick-item{padding:21px}.quick-item h3{font-size:16px;margin-bottom:7px}.quick-item p{font-size:13px;color:var(--muted)}
        .faq{max-width:900px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;padding:20px 4px;background:none;border:0;color:var(--text);display:flex;justify-content:space-between;text-align:left;font-weight:800;font-size:16px}.faq-question span{color:var(--cyan);font-size:22px;transition:.25s}.faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .3s ease;padding-right:35px}.faq-item.open .faq-answer{max-height:130px;padding-bottom:20px}.faq-item.open .faq-question span{transform:rotate(45deg)}
        .download-box{display:grid;grid-template-columns:1fr 1fr;gap:35px;padding:38px;border:1px solid var(--line-strong);border-radius:24px;background:linear-gradient(120deg,rgba(21,70,72,.65),rgba(10,29,45,.87));box-shadow:var(--shadow)}.download-box h2{font-size:31px;line-height:1.25;margin:14px 0}.download-box p{color:var(--muted)}.form{display:grid;gap:13px}.form label{font-size:13px;color:#c2d8d9}.form input,.form textarea{width:100%;margin-top:6px;padding:12px 14px;background:rgba(3,15,27,.72);border:1px solid var(--line);border-radius:9px;color:var(--text);outline:0}.form textarea{min-height:88px;resize:vertical}.form input:focus,.form textarea:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(102,228,208,.1)}.privacy{font-size:12px!important;color:var(--muted);margin-top:2px}.form-message{color:var(--cyan);font-size:13px;min-height:20px}
        footer{padding:56px 0 25px;background:var(--bg-deep);border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand p{color:var(--muted);font-size:13px;max-width:310px;margin-top:15px}.footer-col h3{font-size:14px;margin-bottom:14px}.footer-col a{display:block;color:var(--muted);font-size:13px;margin:8px 0}.footer-col a:hover{color:var(--cyan)}.copyright{border-top:1px solid var(--line);margin-top:38px;padding-top:19px;color:#6f8990;font-size:12px;display:flex;justify-content:space-between;gap:15px}
        .top-btn{position:fixed;right:22px;bottom:22px;width:43px;height:43px;border:1px solid var(--line-strong);background:rgba(7,27,42,.9);color:var(--cyan);border-radius:50%;z-index:20;opacity:0;pointer-events:none;transition:.25s}.top-btn.show{opacity:1;pointer-events:auto}
        @media(max-width:1024px){.hero-grid{gap:35px}.content-grid{grid-template-columns:repeat(3,1fr)}.channel-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:768px){.container{width:min(100% - 32px,var(--max))}.section{padding:66px 0}.nav-links{display:none;position:absolute;top:76px;left:16px;right:16px;padding:16px;flex-direction:column;align-items:stretch;background:rgba(6,20,33,.98);border:1px solid var(--line);border-radius:13px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{padding:8px 5px}.nav-cta{display:none}.menu-toggle{display:block}.hero{min-height:auto;padding:88px 0 100px}.hero-grid,.security,.news-grid,.download-box{grid-template-columns:1fr}.hero-panel{max-width:560px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.service-layout,.rank-wrap{grid-template-columns:1fr}.content-grid{grid-template-columns:repeat(2,1fr)}.recommend-grid{grid-template-columns:1fr 1fr}.recommend-grid .card:first-child{grid-row:auto;grid-column:span 2}.recommend-grid .card:first-child .card-media{height:230px}.footer-grid{grid-template-columns:1fr 1fr}}
        @media(max-width:520px){.brand span:last-child{font-size:13px}.hero h1{font-size:42px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}.section-head{display:block}.section-head p{margin-top:15px}.service-list,.compare,.scene-strip,.quick-grid,.content-grid,.channel-grid{grid-template-columns:1fr}.metric{padding:19px 15px}.metric strong{font-size:21px}.recommend-grid{grid-template-columns:1fr}.recommend-grid .card:first-child{grid-column:auto}.rank-row{grid-template-columns:27px 1fr 52px 45px}.rank-row span:last-child{display:none}.info-item{grid-template-columns:82px 1fr}.info-item img{width:82px;height:65px}.download-box{padding:25px 20px}.download-box h2{font-size:26px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-top:8px}}

/* roulang page: category1 */
:root{
 --bg:#071321;
 --bg-deep:#050d18;
 --panel:#0d2031;
 --panel-soft:rgba(17,42,60,.72);
 --panel-light:rgba(27,65,82,.56);
 --line:rgba(157,220,225,.16);
 --line-strong:rgba(94,221,207,.42);
 --text:#edf8f7;
 --muted:#9bb6bd;
 --cyan:#66e4d0;
 --cyan-deep:#2abda9;
 --orange:#ffb86a;
 --danger:#ff8e76;
 --shadow:0 20px 55px rgba(0,0,0,.28);
 --radius:18px;
 --radius-sm:11px;
 --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 background:var(--bg);
 color:var(--text);
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
 line-height:1.7;
 letter-spacing:.01em;
 overflow-x:hidden;
}
body:before{
 content:"";
 position:fixed;
 inset:0;
 pointer-events:none;
 z-index:-2;
 background-image:linear-gradient(rgba(102,228,208,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(102,228,208,.035) 1px,transparent 1px);
 background-size:44px 44px;
 mask-image:linear-gradient(to bottom,#000,transparent 85%);
}
body:after{
 content:"";
 position:fixed;
 inset:0;
 pointer-events:none;
 z-index:-1;
 background:linear-gradient(120deg,rgba(8,39,57,.32),transparent 42%,rgba(6,20,34,.58));
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(var(--max),calc(100% - 44px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(5,15,27,.86);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;white-space:nowrap}
.brand-mark{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:#06201f;background:linear-gradient(145deg,var(--cyan),#b9fff0);box-shadow:0 0 24px rgba(102,228,208,.3);font-size:17px}
.brand span:last-child{font-size:15px}
.nav-links{display:flex;align-items:center;gap:20px;color:var(--muted);font-size:14px}
.nav-links a{transition:.25s;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--cyan)}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:12px 18px;font-weight:800;font-size:14px;transition:.25s}
.nav-cta,.btn-primary{color:#05201e;background:var(--cyan);box-shadow:0 0 24px rgba(102,228,208,.2)}
.nav-cta:hover,.btn-primary:hover{background:#a4f7e8;transform:translateY(-2px);box-shadow:0 0 30px rgba(102,228,208,.38)}
.btn-ghost{border-color:var(--line-strong);color:var(--text);background:rgba(20,55,65,.35)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(102,228,208,.08)}
.btn:focus-visible,.nav-cta:focus-visible,.nav-links a:focus-visible,.menu-toggle:focus-visible,summary:focus-visible{outline:3px solid rgba(255,184,106,.8);outline-offset:3px}
.menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:var(--text);border-radius:9px;padding:8px 11px;font-size:20px}
.page-intro{padding:88px 0 68px;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(5,14,26,.98),rgba(5,14,26,.72)),url('/assets/images/b69147e37b439220.jpg') center/cover}
.page-intro:after{content:"";position:absolute;inset:auto 0 0;height:100px;background:linear-gradient(transparent,var(--bg));pointer-events:none}
.intro-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:end;position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.eyebrow:before{content:"";width:22px;height:1px;background:var(--cyan)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,5vw,66px);line-height:1.1;letter-spacing:-.045em;margin:18px 0 20px;max-width:720px}
h1 em{font-style:normal;color:var(--cyan)}
.intro-copy{color:#c3d8d9;font-size:17px;max-width:680px;line-height:1.9;margin-bottom:28px}
.intro-aside{border:1px solid var(--line-strong);background:rgba(7,27,42,.76);backdrop-filter:blur(14px);border-radius:22px;padding:22px;box-shadow:var(--shadow)}
.intro-image{height:180px;border-radius:14px;overflow:hidden;position:relative;margin-bottom:18px}
.intro-image img{width:100%;height:100%;object-fit:cover;opacity:.82}
.intro-image:after{content:"生活记录";position:absolute;left:17px;bottom:13px;font-weight:800;font-size:18px}
.aside-meta{display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:13px}
.aside-meta strong{color:var(--orange);font-size:15px}
.section{padding:78px 0;border-top:1px solid rgba(157,220,225,.07)}
.section.alt{background:rgba(5,15,27,.42)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:32px}
.section-head h2{font-size:clamp(25px,3vw,38px);line-height:1.2;letter-spacing:-.03em;margin:12px 0 0}
.section-head p{color:var(--muted);max-width:590px;font-size:15px;margin-bottom:0}
.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:rgba(13,32,49,.68);margin-bottom:24px}
.filter-label{color:var(--muted);font-size:13px}
.filter-list{display:flex;gap:8px;flex-wrap:wrap}
.filter-list button{border:1px solid var(--line);border-radius:8px;padding:8px 13px;color:var(--muted);background:transparent;transition:.2s}
.filter-list button:hover,.filter-list button.active{color:#06201f;background:var(--cyan);border-color:var(--cyan)}
.content-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.list-card{display:grid;grid-template-columns:190px 1fr;min-height:188px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel-soft);transition:.25s}
.list-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.list-media{min-height:188px;background:#102c3c;position:relative}
.list-media img{width:100%;height:100%;object-fit:cover;opacity:.82}
.badge{position:absolute;top:12px;left:12px;color:#06201f;background:var(--cyan);font-size:11px;font-weight:900;padding:4px 8px;border-radius:5px}
.badge.orange{background:var(--orange)}
.list-body{padding:19px}
.list-body h3{font-size:18px;line-height:1.4;margin:5px 0 9px}
.list-body p{color:var(--muted);font-size:13px;line-height:1.75;margin-bottom:13px}
.meta{display:flex;align-items:center;gap:12px;color:#79959c;font-size:12px}
.meta b{color:var(--cyan);font-weight:700}
.feature-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
.feature-main{min-height:310px;padding:28px;border-radius:var(--radius);border:1px solid var(--line-strong);background:linear-gradient(110deg,rgba(10,39,53,.9),rgba(12,32,49,.62)),url('/assets/images/6865a4e04343662f.jpg') center/cover;display:flex;flex-direction:column;justify-content:end}
.feature-main h3{font-size:27px;line-height:1.3;margin:10px 0}
.feature-main p{color:#c5dada;max-width:590px;margin-bottom:0}
.feature-side{display:flex;flex-direction:column;gap:12px}
.info-item{padding:18px 20px}
.info-item strong{display:block;color:var(--cyan);font-size:12px;margin-bottom:5px}
.info-item h3{font-size:16px;margin:0}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.guide-item{padding:22px;border-left:2px solid var(--cyan);background:rgba(17,42,60,.56);border-radius:0 14px 14px 0}
.guide-item span{display:block;color:var(--orange);font-size:12px;font-weight:800;margin-bottom:8px}
.guide-item h3{font-size:17px;margin-bottom:7px}
.guide-item p{color:var(--muted);font-size:14px;margin-bottom:0}
.news-layout{display:grid;grid-template-columns:1fr .75fr;gap:35px}
.news-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.news-row{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-bottom:1px solid var(--line);transition:.2s}
.news-row:hover{padding-left:8px;color:var(--cyan)}
.news-row h3{font-size:15px;margin:0;font-weight:700}
.news-row span{color:var(--muted);font-size:12px;white-space:nowrap}
.news-note{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(13,32,49,.68)}
.news-note h3{font-size:20px;margin-bottom:10px}
.news-note p{color:var(--muted);font-size:14px;margin-bottom:18px}
.more-link{display:inline-flex;color:var(--cyan);font-weight:800;font-size:14px}
.security-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.security-item{padding:22px;border-top:2px solid var(--cyan);background:rgba(13,32,49,.62);border-radius:0 0 14px 14px}
.security-item h3{font-size:17px;margin-bottom:8px}
.security-item p{color:var(--muted);font-size:14px;margin:0}
.faq-list{max-width:900px;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:19px 0}
summary{cursor:pointer;list-style:none;font-weight:800;padding-right:30px;position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:4px;color:var(--cyan);font-size:23px;line-height:1}
details[open] summary:after{content:"−"}
details p{color:var(--muted);font-size:14px;margin:12px 28px 0 0}
.cta-band{padding:34px 38px;border:1px solid var(--line-strong);border-radius:20px;background:linear-gradient(100deg,rgba(14,52,62,.82),rgba(12,32,49,.72));display:flex;align-items:center;justify-content:space-between;gap:25px}
.cta-band h2{font-size:25px;margin:0 0 7px}
.cta-band p{color:var(--muted);margin:0;font-size:14px}
footer{border-top:1px solid var(--line);padding:55px 0 20px;background:rgba(4,12,22,.72)}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px;padding-bottom:44px}
.footer-brand p{color:var(--muted);font-size:13px;max-width:300px;margin-top:18px}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col h3{font-size:14px;margin-bottom:7px}
.footer-col a{color:var(--muted);font-size:13px;transition:.2s}
.footer-col a:hover{color:var(--cyan)}
.copyright{border-top:1px solid var(--line);padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#6f8990;font-size:12px}
@media (max-width:1024px){
 .nav-links{gap:12px}
 .nav-links a{font-size:13px}
 .intro-grid{gap:34px}
 .content-list{grid-template-columns:1fr}
 .feature-layout,.news-layout{grid-template-columns:1fr}
}
@media (max-width:768px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .nav{height:68px}
 .menu-toggle{display:block}
 .nav-cta{display:none}
 .nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;padding:14px;flex-direction:column;align-items:stretch;gap:0;border:1px solid var(--line);border-radius:14px;background:rgba(5,20,32,.97);box-shadow:var(--shadow)}
 .nav-links.open{display:flex}
 .nav-links a{padding:12px 10px;border-bottom:1px solid rgba(157,220,225,.08)}
 .nav-links a:last-child{border-bottom:0}
 .page-intro{padding:62px 0 54px}
 .intro-grid{grid-template-columns:1fr}
 .intro-aside{max-width:560px}
 .section{padding:58px 0}
 .section-head{display:block;margin-bottom:24px}
 .section-head p{margin-top:12px}
 .filter-bar{align-items:flex-start;flex-direction:column}
 .guide-grid,.security-grid{grid-template-columns:1fr}
 .cta-band{display:block;padding:27px}
 .cta-band .btn{margin-top:20px}
 .footer-grid{grid-template-columns1fr 1fr}
 .copyright{display:block;line-height:1.9}
 .copyright span{display:block}
}
@media (max-width:520px){
 .brand span:last-child{font-size:13px}
 h1{font-size:39px}
 .intro-copy{font-size:15px}
 .list-card{grid-template-columns:1fr}
 .list-media{height:170px;min-height:0}
 .feature-main{min-height:280px;padding:22px}
 .feature-main h3{font-size:23px}
 .news-row{display:block}
 .news-row span{display:block;margin-top:5px}
 .footer-grid{grid-template-columns:1fr}
 .footer-brand{padding-bottom:8px}
}

/* roulang page: category2 */
:root{
 --bg:#071321;--bg-deep:#050d18;--panel:#0d2031;--panel-soft:rgba(17,42,60,.72);
 --panel-light:rgba(27,65,82,.56);--line:rgba(157,220,225,.16);--line-strong:rgba(94,221,207,.42);
 --text:#edf8f7;--muted:#9bb6bd;--cyan:#66e4d0;--cyan-deep:#2abda9;--orange:#ffb86a;
 --danger:#ff8e76;--shadow:0 20px 55px rgba(0,0,0,.28);--radius:18px;--radius-sm:11px;--max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.7;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-2;background-image:linear-gradient(rgba(102,228,208,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(102,228,208,.035) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,#000,transparent 85%)}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.container{width:min(var(--max),calc(100% - 44px));margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:12px;font-weight:800}
.eyebrow:before{content:"";width:22px;height:1px;background:var(--cyan)}
.site-header{position:sticky;top:0;z-index:30;background:rgba(5,15,27,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;white-space:nowrap}
.brand-mark{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:#06201f;background:linear-gradient(145deg,var(--cyan),#b9fff0);box-shadow:0 0 24px rgba(102,228,208,.3);font-size:17px}
.brand span:last-child{font-size:15px}
.nav-links{display:flex;align-items:center;gap:22px;color:var(--muted);font-size:14px}
.nav-links a{transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--cyan)}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:12px 18px;font-weight:800;font-size:14px;transition:background .2s,border-color .2s,transform .2s,box-shadow .2s}
.nav-cta,.btn-primary{color:#05201e;background:var(--cyan);box-shadow:0 0 24px rgba(102,228,208,.2)}
.nav-cta:hover,.btn-primary:hover{background:#a4f7e8;transform:translateY(-2px);box-shadow:0 0 30px rgba(102,228,208,.38)}
.btn-ghost{border-color:var(--line-strong);color:var(--text);background:rgba(20,55,65,.35)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(102,228,208,.08)}
.menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:var(--text);border-radius:9px;padding:8px 12px;font-size:20px}
.page-intro{position:relative;overflow:hidden;padding:68px 0 56px;background:linear-gradient(90deg,rgba(5,14,26,.97),rgba(5,14,26,.78) 58%,rgba(5,14,26,.56)),url('/assets/images/b69147e37b439220.jpg') center 42%/cover;border-bottom:1px solid var(--line)}
.page-intro:after{content:"";position:absolute;inset:auto 0 0;height:90px;background:linear-gradient(transparent,var(--bg));pointer-events:none}
.intro-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 320px;align-items:end;gap:54px}
.breadcrumb{display:flex;gap:9px;color:var(--muted);font-size:13px;margin-bottom:18px}
.breadcrumb a:hover{color:var(--cyan)}
.page-intro h1{font-size:48px;line-height:1.16;margin:0 0 15px}
.page-intro h1 em{font-style:normal;color:var(--cyan)}
.page-intro p{max-width:760px;color:#c3d8d9;margin:0;font-size:16px}
.intro-aside{border-left:1px solid var(--line-strong);padding:8px 0 8px 22px;color:var(--muted);font-size:13px}
.intro-aside strong{display:block;color:var(--text);font-size:15px;margin-bottom:5px}
.section{padding:68px 0;border-top:1px solid rgba(157,220,225,.07)}
.section.alt{background:rgba(5,15,27,.42)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:28px}
.section-head h2{font-size:30px;line-height:1.25;margin:10px 0 0}
.section-head p{color:var(--muted);max-width:560px;font-size:14px;margin:0}
.filter-row{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:28px;padding:14px 16px;border:1px solidvar(--line);border-radius:13px;background:rgba(13,32,49,.76)}
.filter-label{font-size:13px;color:var(--muted);white-space:nowrap}
.filter-options{display:flex;flex-wrap:wrap;gap:8px}
.filter-chip{border:1px solid var(--line);border-radius:999px;padding:7px 13px;background:transparent;color:var(--muted);font-size:13px;transition:.2s}
.filter-chip:hover,.filter-chip.active{color:var(--cyan);border-color:var(--line-strong);background:rgba(102,228,208,.08)}
.sort-select{border:1px solid var(--line);border-radius:9px;padding:8px 30px 8px 11px;background:#102638;color:var(--text);font-size:13px}
.creator-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:28px;align-items:start}
.article-list{display:grid;gap:13px}
.article-row{display:grid;grid-template-columns:190px minmax(0,1fr);gap:20px;padding:14px;border:1px solid var(--line);border-radius:15px;background:var(--panel-soft);transition:transform .22s,border-color .22s,background .22s}
.article-row:hover{transform:translateY(-3px);border-color:var(--line-strong);background:rgba(20,49,65,.82)}
.article-thumb{width:100%;height:132px;object-fit:cover;border-radius:10px}
.article-content{display:flex;flex-direction:column;align-items:flex-start;min-width:0}
.article-meta{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin-bottom:7px}
.tag{display:inline-flex;align-items:center;border:1px solid rgba(102,228,208,.25);border-radius:5px;padding:2px 7px;color:var(--cyan);font-size:11px;font-weight:700}
.tag.orange{color:var(--orange);border-color:rgba(255,184,106,.3)}
.article-content h3{font-size:18px;line-height:1.4;margin:0 0 7px}
.article-content p{color:var(--muted);font-size:13px;line-height:1.75;margin:0}
.read-link{margin-top:auto;padding-top:9px;color:var(--cyan);font-size:13px;font-weight:700}
.read-link span{display:inline-block;transition:transform .2s}
.article-row:hover .read-link span{transform:translateX(4px)}
.featured{position:sticky;top:100px;overflow:hidden;border:1px solid var(--line-strong);border-radius:16px;background:rgba(12,34,49,.86);box-shadow:var(--shadow)}
.featured-media{height:174px;position:relative}
.featured-media img{width:100%;height:100%;object-fit:cover;opacity:.82}
.featured-media:after{content:"精选创作";position:absolute;left:14px;bottom:13px;padding:4px 9px;border-radius:5px;background:var(--cyan);color:#05201e;font-size:11px;font-weight:900}
.featured-body{padding:19px}
.featured-body h3{font-size:19px;line-height:1.4;margin:0 0 8px}
.featured-body p{font-size:13px;color:var(--muted);margin:0 0 15px}
.featured-note{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:12px;color:var(--muted);font-size:12px}
.guide-band{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:center}
.guide-title h2{font-size:30px;line-height:1.3;margin:11px 0}
.guide-title p{color:var(--muted);font-size:14px;margin:0}
.guide-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.guide-step{padding:19px 17px;border-top:2px solid var(--cyan);background:linear-gradient(180deg,rgba(17,42,60,.7),rgba(17,42,60,.18))}
.step-no{color:var(--orange);font-size:12px;font-weight:900}
.guide-step h3{font-size:15px;margin:9px 0 5px}
.guide-step p{color:var(--muted);font-size:12px;line-height:1.7;margin:0}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 30px;border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:74px 1fr;gap:15px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}
.news-date{width:74px;height:62px;display:grid;place-content:center;text-align:center;border:1px solid var(--line);border-radius:9px;color:var(--cyan);font-size:11px;line-height:1.45}
.news-date strong{display:block;color:var(--text);font-size:17px}
.news-item h3{font-size:14px;line-height:1.5;margin:0 0 4px}
.news-item p{font-size:12px;color:var(--muted);margin:0}
.faq-list{max-width:900px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{cursor:pointer;list-style:none;position:relative;padding:19px 38px 19px 0;font-weight:700;font-size:15px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"＋";position:absolute;right:5px;top:17px;color:var(--cyan);font-size:20px}
.faq-item[open] summary:after{content:"−"}
.faq-item p{max-width:790px;color:var(--muted);font-size:14px;margin:0;padding:0 0 19px}
.next-step{display:flex;justify-content:space-between;align-items:center;gap:26px;padding:28px 32px;border:1px solid var(--line-strong);border-radius:16px;background:linear-gradient(110deg,rgba(18,55,67,.76),rgba(13,32,49,.65))}
.next-step h2{font-size:23px;margin:0 0 5px}
.next-step p{color:var(--muted);font-size:14px;margin:0}
footer{padding:54px 0 20px;background:var(--bg-deep);border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:38px}
.footer-brand p{max-width:310px;color:var(--muted);font-size:13px;margin:15px 0 0}
.footer-col{display:flex;flex-direction:column;align-items:flex-start;gap:9px}
.footer-col h3{font-size:14px;margin:0 0 5px}
.footer-col a{color:var(--muted);font-size:13px;transition:color .2s}
.footer-col a:hover{color:var(--cyan)}
.copyright{display:flex;justify-content:space-between;gap:16px;padding-top:17px;border-top:1px solid var(--line);color:#78939b;font-size:11px}
@media(max-width:1024px){
 .nav-links{gap:13px;font-size:13px}
 .nav-cta{padding:10px 13px}
 .intro-grid{grid-template-columns:minmax(0,1fr) 240px;gap:30px}
 .creator-layout{grid-template-columns:minmax(0,1fr) 260px;gap:18px}
 .article-row{grid-template-columns:160px minmax(0,1fr);gap:15px}
 .article-thumb{height:124px}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .nav{height:68px}
 .menu-toggle{display:block}
 .nav-cta{display:none}
 .nav-links{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 16px 18px;background:rgba(5,15,27,.98);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}
 .nav-links.open{display:flex}
 .nav-links a{padding:12px 10px;border-bottom:1px solid rgba(157,220,225,.08)}
 .nav-links a:last-child{border-bottom:0}
 .page-intro{padding:50px 0 44px;background-position:center}
 .intro-grid{grid-template-columns:1fr;gap:20px}
 .page-intro h1{font-size:38px}
 .intro-aside{border-left:0;border-top:1px solid var(--line-strong);padding:14px 0 0}
 .section{padding:52px 0}
 .section-head{display:block;margin-bottom:22px}
 .section-head h2{font-size:25px}
 .section-head p{margin-top:10px}
 .filter-row{align-items:flex-start;flex-direction:column}
 .creator-layout{grid-template-columns:1fr}
 .featured{position:static;display:grid;grid-template-columns:200px 1fr}
 .featured-media{height:100%;min-height:170px}
 .guide-band{grid-template-columns:1fr;gap:25px}
 .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media(max-width:520px){
 .container{width:calc(100% - 28px)}
 .brand span:last-child{font-size:13px}
 .page-intro{padding:40px 0 36px}
 .page-intro h1{font-size:32px}
 .page-intro p{font-size:14px}
 .article-row{grid-template-columns:105px minmax(0,1fr);gap:12px;padding:10px}
 .article-thumb{height:108px}
 .article-content h3{font-size:15px}
 .article-content p{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
 .article-meta{font-size:10px;gap:6px;flex-wrap:wrap}
 .read-link{font-size:12px}
 .featured{grid-template-columns:1fr}
 .featured-media{height:155px;min-height:0}
 .guide-steps{grid-template-columns:1fr}
 .guide-step{padding:14px 16px}
 .news-grid{grid-template-columns:1fr}
 .next-step{align-items:flex-start;flex-direction:column;padding:22px}
 .next-step h2{font-size:20px}
 .footer-grid{gap:24px 18px}
 .copyright{flex-direction:column;gap:4px}
}
@media(prefers-reduced-motion:reduce){
 *,*::before,*::after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category3 */
:root{
      --bg:#071321;
      --bg-deep:#050d18;
      --panel:#0d2031;
      --panel-soft:rgba(17,42,60,.72);
      --panel-light:rgba(27,65,82,.56);
      --line:rgba(157,220,225,.16);
      --line-strong:rgba(94,221,207,.42);
      --text:#edf8f7;
      --muted:#9bb6bd;
      --cyan:#66e4d0;
      --cyan-deep:#2abda9;
      --orange:#ffb86a;
      --danger:#ff8e76;
      --shadow:0 20px 55px rgba(0,0,0,.28);
      --radius:18px;
      --radius-sm:11px;
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--bg);
      color:var(--text);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      line-height:1.7;
      letter-spacing:.01em;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-2;
      background-image:linear-gradient(rgba(102,228,208,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(102,228,208,.035) 1px,transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom,#000,transparent 85%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 44px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:30;
      background:rgba(5,15,27,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line)
    }
    .nav{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:26px
    }
    .brand{display:flex;align-items:center;gap:11px;font-weight:800;white-space:nowrap}
    .brand-mark{
      width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
      color:#06201f;background:linear-gradient(145deg,var(--cyan),#b9fff0);
      box-shadow:0 0 24px rgba(102,228,208,.3);font-size:17px
    }
    .brand span:last-child{font-size:15px}
    .nav-links{display:flex;align-items:center;gap:21px;color:var(--muted);font-size:14px}
    .nav-links a{transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--cyan)}
    .nav-cta,.btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border:1px solid transparent;border-radius:10px;padding:12px 18px;
      font-weight:800;font-size:14px;transition:.25s
    }
    .nav-cta,.btn-primary{
      color:#05201e;background:var(--cyan);
      box-shadow:0 0 24px rgba(102,228,208,.2)
    }
    .nav-cta:hover,.btn-primary:hover{
      background:#a4f7e8;transform:translateY(-2px);
      box-shadow:0 0 30px rgba(102,228,208,.38)
    }
    .btn-ghost{border-color:var(--line-strong);color:var(--text);background:rgba(20,55,65,.35)}
    .btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(102,228,208,.08)}
    .menu-toggle{
      display:none;border:1px solid var(--line);background:transparent;
      color:var(--text);border-radius:9px;padding:8px 11px;font-size:20px
    }
    .page-hero{
      position:relative;
      min-height:390px;
      display:flex;
      align-items:center;
      overflow:hidden;
      background:
        linear-gradient(90deg,rgba(5,14,26,.96) 10%,rgba(5,14,26,.76) 55%,rgba(5,14,26,.42)),
        url('/assets/images/b69147e37b439220.jpg') center/cover;
    }
    .page-hero:after{
      content:"";position:absolute;left:0;right:0;bottom:0;height:100px;
      background:linear-gradient(transparent,var(--bg));pointer-events:none
    }
    .hero-copy{position:relative;z-index:1;max-width:730px;padding:62px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--cyan);
      font-size:12px;font-weight:800;letter-spacing:.14em
    }
    .eyebrow:before{content:"";width:22px;height:1px;background:var(--cyan)}
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(38px,6vw,68px);
      line-height:1.1;letter-spacing:-.055em;margin:18px 0 19px
    }
    h1 em{font-style:normal;color:var(--cyan)}
    .hero-copy p{max-width:690px;color:#c4d9db;font-size:17px;line-height:1.9;margin-bottom:26px}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:13px}
    .meta-pill{
      padding:7px 11px;border:1px solid var(--line);border-radius:999px;
      background:rgba(9,32,47,.65)
    }
    .section{padding:82px 0;border-top:1px solid rgba(157,220,225,.07)}
    .section.alt{background:rgba(5,15,27,.42)}
    .section-head{
      display:flex;justify-content:space-between;align-items:end;
      gap:28px;margin-bottom:32px
    }
    .section-head h2{font-size:clamp(25px,3vw,39px);line-height:1.2;letter-spacing:-.03em;margin:13px 0 0}
    .section-head p{color:var(--muted);max-width:570px;font-size:15px;margin-bottom:2px}
    .filter-bar{
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:15px 17px;border:1px solid var(--line);border-radius:15px;
      background:rgba(13,32,49,.68);margin-bottom:28px
    }
    .filter-tabs{display:flex;gap:8px;flex-wrap:wrap}
    .filter-tab{
      border:1px solid var(--line);background:transparent;color:var(--muted);
      border-radius:8px;padding:8px 13px;font-size:13px;transition:.25s
    }
    .filter-tab:hover,.filter-tab.active{color:#06201f;background:var(--cyan);border-color:var(--cyan)}
    .filter-note{color:var(--muted);font-size:13px;white-space:nowrap}
    .topic-list{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
    .topic-card{
      display:grid;grid-template-columns:220px 1fr;min-height:182px;
      overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);
      background:var(--panel-soft);transition:.25s
    }
    .topic-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
    .topic-card.featured{grid-column:span 2;grid-template-columns:370px 1fr}
    .topic-media{min-height:182px;position:relative;overflow:hidden;background:#102c3c}
    .topic-media img{width:100%;height:100%;object-fit:cover;opacity:.82;transition:.4s}
    .topic-card:hover .topic-media img{transform:scale(1.04);opacity:1}
    .topic-body{padding:22px 23px}
    .topic-body h3{font-size:20px;line-height:1.35;margin:10px 0 9px}
    .topic-body p{color:var(--muted);font-size:14px;line-height:1.75;margin-bottom:15px}
    .badge{
      display:inline-flex;color:#06201f;background:var(--cyan);font-size:11px;
      font-weight:900;padding:4px 8px;border-radius:5px
    }
    .badge.orange{background:var(--orange)}
    .topic-foot{display:flex;justify-content:space-between;gap:12px;color:#78949d;font-size:12px}
    .topic-foot strong{color:var(--cyan);font-weight:700}
    .feature-panel{
      display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center;
      padding:24px;border:1px solid var(--line-strong);border-radius:22px;
      background:linear-gradient(110deg,rgba(13,39,53,.86),rgba(10,26,43,.7));
      box-shadow:var(--shadow)
    }
    .feature-panel img{width:100%;height:255px;object-fit:cover;border-radius:14px;opacity:.88}
    .feature-panel h2{font-size:30px;line-height:1.25;margin:12px 0}
    .feature-panel p{color:var(--muted);font-size:15px;line-height:1.85}
    .feature-points{display:grid;gap:10px;margin:20px 0 23px;padding:0;list-style:none}
    .feature-points li{display:flex;gap:10px;color:#cde4e2;font-size:14px}
    .feature-points li:before{content:"✓";color:var(--cyan);font-weight:900}
    .guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
    .guide-item{
      padding:22px;border-left:2px solid var(--cyan);
      background:rgba(17,42,60,.52);border-radius:0 var(--radius-sm) var(--radius-sm) 0
    }
    .guide-item b{display:block;color:var(--cyan);font-size:13px;margin-bottom:8px}
    .guide-item h3{font-size:17px;margin-bottom:7px}
    .guide-item p{color:var(--muted);font-size:14px;margin-bottom:0}
    .news-layout{display:grid;grid-template-columns:1fr .8fr;gap:18px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{
      display:flex;align-items:center;gap:16px;padding:17px 0;
      border-bottom:1px solid var(--line)
    }
    .news-thumb{width:92px;height:62px;flex:0 0 92px;border-radius:9px;overflow:hidden}
    .news-thumb img{width:100%;height:100%;object-fit:cover}
    .news-item h3{font-size:15px;margin:0 0 4px}
    .news-item p{color:var(--muted);font-size:12px;margin:0}
    .news-date{margin-left:auto;color:#78949d;font-size:12px;white-space:nowrap}
    .notice-box{
      padding:27px;border:1px solid var(--line);border-radius:var(--radius);
      background:var(--panel-soft)
    }
    .notice-box h3{font-size:21px;margin-bottom:11px}
    .notice-box p{color:var(--muted);font-size:14px;line-height:1.85}
    .notice-list{list-style:none;padding:0;margin:17px 0 0}
    .notice-list li{padding:10px 0;border-top:1px solid var(--line);font-size:14px;color:#c5dcdb}
    .notice-list li:before{content:"·";color:var(--cyan);font-size:24px;vertical-align:-2px;margin-right:9px}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    details{
      border:1px solid var(--line);border-radius:var(--radius-sm);
      background:rgba(13,32,49,.68);transition:.25s
    }
    details[open]{border-color:var(--line-strong);background:rgba(17,45,60,.82)}
    summary{cursor:pointer;list-style:none;padding:18px 20px;font-weight:800;font-size:15px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";float:right;color:var(--cyan);font-size:21px;line-height:1}
    details[open] summary:after{content:"−"}
    details p{padding:0 20px 19px;color:var(--muted);font-size:14px;margin:0}
    .cta-panel{
      display:flex;justify-content:space-between;align-items:center;gap:25px;
      padding:30px 32px;border:1px solid var(--line-strong);border-radius:20px;
      background:linear-gradient(105deg,rgba(26,72,77,.55),rgba(9,29,46,.78))
    }
    .cta-panel h2{font-size:27px;margin-bottom:8px}
    .cta-panel p{color:var(--muted);margin:0;font-size:14px}
    footer{padding:60px 0 24px;border-top:1px solid var(--line);background:rgba(4,12,22,.75)}
    .footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px;padding-bottom:42px}
    .footer-brand p{max-width:310px;color:var(--muted);font-size:14px;margin-top:17px}
    .footer-col{display:flex;flex-direction:column;gap:10px}
    .footer-col h3{font-size:14px;color:var(--text);margin:0 0 7px}
    .footer-col a{color:var(--muted);font-size:13px;transition:.2s}
    .footer-col a:hover{color:var(--cyan);padding-left:3px}
    .copyright{
      display:flex;justify-content:space-between;gap:20px;padding-top:20px;
      border-top:1px solid var(--line);color:#718b93;font-size:12px
    }
    :focus-visible{outline:3px solid rgba(102,228,208,.55);outline-offset:3px}
    @media(max-width:1024px){
      .nav-links{gap:13px}
      .topic-list{grid-template-columns:1fr}
      .topic-card.featured{grid-column:auto}
      .feature-panel{grid-template-columns:1fr}
      .news-layout{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1.4fr repeat(3,1fr);gap:20px}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 30px))}
      .nav{height:68px}
      .menu-toggle{display:block}
      .nav-links{
        display:none;position:absolute;left:15px;right:15px;top:75px;
        flex-direction:column;align-items:stretch;gap:0;padding:9px;
        background:rgba(5,18,31,.98);border:1px solid var(--line);
        border-radius:14px;box-shadow:var(--shadow)
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:12px 13px;border-radius:8px}
      .nav-links a:hover,.nav-links a.active{background:rgba(102,228,208,.09)}
      .nav-cta{display:none}
      .page-hero{min-height:370px}
      .hero-copy{padding:50px 0}
      .section{padding:62px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-head p{margin-top:14px}
      .topic-card,.topic-card.featured{grid-template-columns:1fr}
      .topic-media{height:190px;min-height:0}
      .guide-grid,.faq-list{grid-template-columns:1fr}
      .filter-bar{align-items:flex-start;flex-direction:column}
      .filter-note{white-space:normal}
      .cta-panel{display:block;padding:25px}
      .cta-panel .btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:span 2}
      .copyright{display:block;line-height:2}
    }
    @media(max-width:520px){
      h1{font-size:42px}
      .hero-copy p{font-size:15px}
      .hero-meta{gap:7px}
      .topic-body{padding:19px}
      .feature-panel{padding:16px}
      .feature-panel img{height:190px}
      .feature-panel h2{font-size:24px}
      .news-item{align-items:flex-start;flex-wrap:wrap}
      .news-date{margin-left:0;width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
      .brand span:last-child{font-size:13px}
    }