/* roulang page: index */
:root{
      --blue:#2f6fed;
      --blue-dark:#215bd1;
      --blue-pale:#edf4ff;
      --ink:#142033;
      --text:#536176;
      --muted:#8390a5;
      --line:#e3ebf5;
      --white:#ffffff;
      --bg:#f8fafd;
      --mist:#eff5fc;
      --green:#16a77a;
      --amber:#c98718;
      --red:#d65b63;
      --shadow:0 12px 32px rgba(31,66,120,.09),0 2px 8px rgba(31,66,120,.04);
      --shadow-hover:0 20px 42px rgba(31,66,120,.14),0 4px 12px rgba(31,66,120,.06);
      --radius-lg:24px;
      --radius:16px;
      --radius-sm:11px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--bg);color:var(--text);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      font-size:16px;line-height:1.75;padding-bottom:128px;
    }
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    :focus-visible{outline:3px solid rgba(47,111,237,.35);outline-offset:3px}
    .shell{width:min(1200px,calc(100% - 48px));margin:0 auto}
    .site-header{padding:22px 0 0;position:relative;z-index:20}
    .dock{
      min-height:72px;padding:10px 12px 10px 18px;display:flex;align-items:center;gap:18px;
      border:1px solid rgba(222,232,245,.94);background:rgba(255,255,255,.94);
      border-radius:19px;box-shadow:var(--shadow);transition:.25s ease;
    }
    .dock.compact{box-shadow:0 12px 28px rgba(31,66,120,.14);transform:translateY(-2px)}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:15px;font-weight:800;letter-spacing:-.3px;white-space:nowrap}
    .brand-mark{width:32px;height:28px;border:2px solid var(--blue);border-radius:8px;position:relative;background:var(--blue-pale)}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--blue);border-radius:4px}
    .brand-mark:before{width:10px;height:2px;left:5px;top:7px;box-shadow:0 6px 0 var(--blue)}
    .brand-mark:after{width:5px;height:5px;right:5px;top:10px}
    .nav-links{display:flex;align-items:center;gap:4px;margin:auto}
    .nav-link{display:inline-flex;min-height:42px;align-items:center;padding:0 13px;border-radius:10px;color:var(--text);font-size:14px;font-weight:650;transition:.2s}
    .nav-link:hover{background:var(--blue-pale);color:var(--blue)}
    .nav-link.active{background:var(--blue-pale);color:var(--blue)}
    .nav-actions{display:flex;align-items:center;gap:8px}
    .icon-button,.close-dock{
      width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--text);
      display:grid;place-items:center;transition:.2s;
    }
    .icon-button:hover,.close-dock:hover{color:var(--blue);border-color:#bfd2f8;background:var(--blue-pale)}
    .btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:0 17px;border:1px solid transparent;font-weight:750;font-size:14px;transition:.22s ease}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 7px 15px rgba(47,111,237,.2)}
    .btn-primary:hover{background:var(--blue-dark);box-shadow:0 10px 21px rgba(47,111,237,.29);transform:translateY(-1px)}
    .btn-secondary{background:#fff;border-color:#cbdcf7;color:var(--blue)}
    .btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}
    .btn-text{padding:0;color:var(--blue);background:transparent}
    .btn-text:hover{background:var(--blue-pale);padding:0 10px}
    .search-pop{
      display:none;position:absolute;right:0;top:82px;width:min(450px,calc(100vw - 32px));padding:16px;
      border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow);
    }
    .search-pop.open{display:block}
    .search-row{display:flex;gap:8px}
    .search-row input,.hero-search input{
      width:100%;height:52px;border:1px solid #cfdceb;border-radius:11px;padding:0 44px 0 42px;color:var(--ink);
      background:#fff;outline:none;transition:.2s;
    }
    .search-row input:focus,.hero-search input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(47,111,237,.12)}
    .search-wrap{position:relative;flex:1}
    .search-svg{position:absolute;left:15px;top:16px;color:var(--muted)}
    .clear-search{position:absolute;right:8px;top:8px;width:36px;height:36px;border:0;background:transparent;color:var(--muted);border-radius:8px}
    .clear-search:hover{background:var(--mist);color:var(--blue)}
    .hot-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}
    .hot-row span,.tag{display:inline-flex;align-items:center;min-height:26px;padding:3px 9px;border-radius:8px;background:#f0f5fb;color:#63728a;font-size:12px;font-weight:650}
    .hot-row span{cursor:pointer}.hot-row span:hover{background:var(--blue-pale);color:var(--blue)}
    .hero{position:relative;overflow:hidden;padding:72px 0 54px}
    .hero:before{
      content:"";position:absolute;inset:0;z-index:-1;
      background:radial-gradient(circle at 74% 28%,#dbeaff 0,rgba(219,234,255,.65) 20%,transparent 47%),linear-gradient(135deg,#f9fbfe 20%,#edf5ff 100%);
    }
    .hero:after{
      content:"";position:absolute;inset:0;z-index:-1;opacity:.34;
      background-image:linear-gradient(rgba(47,111,237,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(47,111,237,.09) 1px,transparent 1px);
      background-size:32px 32px;mask-image:linear-gradient(to bottom,#000,transparent 85%);
    }
    .hero-grid{display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:48px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.05em}
    .eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(22,167,122,.12)}
    h1,h2,h3,p{margin-top:0}
    h1{max-width:660px;margin:13px 0 18px;color:var(--ink);font-size:50px;line-height:1.2;letter-spacing:-1.8px}
    h1 em{font-style:normal;color:var(--blue)}
    .hero-copy{max-width:650px;color:var(--text);font-size:16px;line-height:1.9}
    .hero-search{position:relative;margin-top:25px;max-width:610px}
    .hero-search .search-svg{top:16px}
    .hero-search button{position:absolute;right:6px;top:5px;min-height:42px}
    .hero-tags{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:13px 0 23px}
    .hero-tags b{font-size:13px;color:var(--muted);font-weight:600}
    .hero-tags a{font-size:12px;padding:4px 10px;border-radius:8px;background:#fff;border:1px solid var(--line);color:#64738b;transition:.2s}
    .hero-tags a:hover{color:var(--blue);border-color:#bcd2f8;background:var(--blue-pale)}
    .hero-buttons{display:flex;flex-wrap:wrap;gap:10px}
    .trust-line{display:flex;flex-wrap:wrap;gap:16px;margin-top:24px;color:#6c7c93;font-size:13px}
    .trust-line span{display:flex;align-items:center;gap:6px}
    .trust-line svg{color:var(--green)}
    .flow-stage{min-height:430px;position:relative;padding:22px}
    .stage-board{height:100%;min-height:410px;padding:18px;border:1px solid #d9e7f6;border-radius:24px;background:rgba(255,255,255,.78);box-shadow:0 22px 45px rgba(31,66,120,.1)}
    .stage-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}
    .stage-top b{color:var(--ink);font-size:14px}.sort-pill{font-size:12px;padding:5px 8px;border-radius:7px;background:var(--blue-pale);color:var(--blue)}
    .filter-line{display:flex;gap:7px;overflow:hidden;margin-bottom:15px}.filter-line span{white-space:nowrap;padding:4px 9px;border-radius:7px;background:#f1f5fa;color:#718198;font-size:11px}.filter-line span:first-child{background:var(--blue);color:#fff}
    .flow-grid{height:326px;display:grid;grid-template-columns:1.05fr .9fr .85fr;grid-template-rows:1fr 1.12fr;gap:10px}
    .cover{position:relative;overflow:hidden;border-radius:13px;background:linear-gradient(145deg,#b8d1f5,#dbe9fb 54%,#98b8e8);box-shadow:inset 0 -44px 45px rgba(20,32,51,.18)}
    .cover:before{content:"";position:absolute;border-radius:50%;width:105px;height:105px;right:-24px;top:-25px;background:rgba(255,255,255,.32)}
    .cover:after{content:"";position:absolute;width:50%;height:7px;left:14px;bottom:18px;border-radius:5px;background:rgba(255,255,255,.8);box-shadow:0 -13px 0 rgba(255,255,255,.43)}
    .cover.one{grid-row:span 2;background:linear-gradient(150deg,#6a91c9,#c7daf6 59%,#f2e6d5)}
    .cover.two{background:linear-gradient(150deg,#bdd7f8,#92b7e8)}
    .cover.three{background:linear-gradient(150deg,#d0e6df,#a7cbd5)}
    .cover.four{grid-column:span 2;background:linear-gradient(150deg,#d4d9f3,#96b7e8)}
    .cover-label{position:absolute;z-index:2;left:9px;top:9px;padding:3px 7px;border-radius:6px;background:rgba(255,255,255,.88);color:#3565a8;font-size:10px;font-weight:800}
    .duration{position:absolute;z-index:2;right:8px;bottom:8px;padding:2px 6px;border-radius:5px;background:rgba(20,32,51,.76);color:#fff;font-size:10px}
    .stage-note{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:16px;padding-top:13px;border-top:1px solid var(--line);font-size:12px;color:#718198}
    .stage-note strong{color:var(--green)}
    .section{padding:92px 0}
    .section.mist{background:var(--mist)}
    .section-head{max-width:670px;margin-bottom:34px}
    .section-kicker{font-size:13px;color:var(--blue);font-weight:800;letter-spacing:.06em}
    h2{margin:8px 0 12px;color:var(--ink);font-size:34px;line-height:1.28;letter-spacing:-.8px}
    .section-head p{margin:0;color:var(--text);font-size:16px}
    .rail-panel{position:relative;display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow);overflow:hidden}
    .rail-panel:before{content:"";position:absolute;top:55px;left:16.5%;right:16.5%;height:1px;background:#c6daf8}
    .rail-step{position:relative;padding:26px 25px 24px;min-height:228px}
    .rail-step+.rail-step{border-left:1px solid var(--line)}
    .step-num{width:30px;height:30px;display:grid;place-items:center;margin-bottom:22px;border-radius:9px;background:var(--blue);color:#fff;font-size:13px;font-weight:800;box-shadow:0 0 0 6px #fff}
    .rail-step h3{margin-bottom:7px;color:var(--ink);font-size:19px;line-height:1.4}
    .rail-step p{min-height:52px;margin-bottom:14px;font-size:14px;line-height:1.8}
    .micro{font-size:12px;color:var(--blue);font-weight:750}
    .scene-stack{display:grid;gap:78px}
    .scene{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
    .scene.reverse .scene-demo{order:2}.scene.reverse .scene-copy{order:1}
    .scene-demo{padding:20px;border:1px solid #dce8f5;border-radius:24px;background:linear-gradient(135deg,#e9f1fb,#f9fbfe);box-shadow:var(--shadow)}
    .demo-window{padding:15px;border:1px solid #d9e4f1;border-radius:17px;background:#fff}
    .demo-bars{display:flex;gap:7px;padding-bottom:12px;border-bottom:1px solid var(--line)}
    .demo-bars span{width:52px;height:8px;border-radius:8px;background:#dce7f5}.demo-bars span:first-child{width:90px;background:#91b7f3}
    .mini-filter{display:flex;gap:7px;overflow:hidden;padding:13px 0}.mini-filter span{white-space:nowrap;padding:3px 8px;border-radius:6px;background:#f0f5fb;color:#6c7d95;font-size:10px}.mini-filter span:first-child{background:#dceaff;color:var(--blue)}
    .mini-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
    .mini-card{min-height:155px;padding:8px;border:1px solid #e7eef6;border-radius:10px;background:#fff}
    .mini-image{height:89px;margin-bottom:8px;border-radius:7px;background:linear-gradient(150deg,#b5cdf1,#e5edf9);position:relative;overflow:hidden}
    .mini-image:after{content:"";position:absolute;left:8px;right:22px;bottom:12px;height:5px;border-radius:4px;background:rgba(255,255,255,.8)}
    .mini-card b,.mini-card small{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.mini-card b{color:#40516a;font-size:10px}.mini-card small{color:#8491a6;font-size:9px}
    .detail-demo{display:grid;grid-template-columns:42% 1fr;gap:13px;align-items:stretch}
    .detail-cover{min-height:240px;border-radius:11px;background:linear-gradient(145deg,#9cbce9,#dce7f5 58%,#c1d6c9);position:relative;overflow:hidden}
    .detail-cover:after{content:"字幕信息";position:absolute;bottom:14px;left:14px;padding:4px 8px;background:#fff;border-radius:6px;color:var(--blue);font-size:10px;font-weight:800}
    .detail-info{padding:4px}.line-title{width:74%;height:15px;background:#b5cdf0;border-radius:4px;margin:8px 0 16px}.line{height:7px;background:#e3ebf5;border-radius:4px;margin:9px 0}.line.short{width:66%}.qa-mini{margin-top:18px;padding:9px;border-radius:8px;background:#eff5fc;color:#557093;font-size:10px}
    .scene-copy .chapter{color:var(--blue);font-size:13px;font-weight:800}
    .scene-copy h2{margin-top:8px}.scene-copy p{font-size:16px}
    .check-list{list-style:none;padding:0;margin:21px 0}.check-list li{display:flex;gap:9px;margin:9px 0;font-size:14px}.check-list svg{color:var(--green);flex:none;margin-top:5px}
    .feedback-layout{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:16px}
    .quote-card{padding:23px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 8px 22px rgba(31,66,120,.05);transition:.22s}
    .quote-card:nth-child(2){margin-top:28px}.quote-card:nth-child(3){margin-top:10px}
    .quote-card:hover{transform:translateY(-4px);border-color:#bed3f5;box-shadow:var(--shadow-hover)}
    .quote-mark{font-size:35px;color:#a7c5f4;line-height:.8}.quote-card p{margin:12px 0 17px;color:#40516a;font-size:15px;line-height:1.8}.quote-by{display:flex;align-items:center;gap:9px;color:#77879d;font-size:12px}.avatar{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,#a6c6f4,#e1ecfa)}
    .standards{display:grid;grid-template-columns:repeat(4,1fr);margin-top:40px;padding:19px 0;border-top:1px solid #d7e4f2;border-bottom:1px solid #d7e4f2}
    .standard{padding:0 22px;border-right:1px solid #d7e4f2}.standard:last-child{border:0}.standard b{display:block;color:var(--ink);font-size:14px}.standard span{font-size:12px;color:var(--muted)}
    .faq-wrap{margin-top:58px;display:grid;grid-template-columns:.7fr 1.3fr;gap:48px;align-items:start}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;min-height:64px;display:flex;justify-content:space-between;align-items:center;gap:14px;border:0;background:transparent;padding:14px 0;text-align:left;color:var(--ink);font-weight:750;font-size:15px}
    .faq-sign{width:26px;height:26px;display:grid;place-items:center;flex:none;border-radius:7px;background:var(--blue-pale);color:var(--blue);font-size:20px;font-weight:400;transition:.2s}
    .faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s ease}.faq-answer>div{overflow:hidden}.faq-item.open .faq-answer{grid-template-rows:1fr}.faq-item.open .faq-sign{background:var(--blue);color:#fff;transform:rotate(45deg)}
    .faq-answer p{margin:0 0 17px;padding:12px 14px;border-radius:10px;background:#eff5fc;color:#5f718a;font-size:14px;line-height:1.8}
    .news-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
    .news-list{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden;box-shadow:0 8px 22px rgba(31,66,120,.04)}
    .news-item{display:grid;grid-template-columns:90px 1fr auto;align-items:center;gap:16px;padding:18px 20px;border-bottom:1px solid var(--line);transition:.2s}.news-item:last-child{border:0}.news-item:hover{background:#f8fbff}.news-date{font-size:12px;color:var(--muted)}.news-item b{display:block;color:var(--ink);font-size:15px}.news-item p{margin:3px 0 0;font-size:13px;color:#738197}.arrow{color:var(--blue);font-size:18px}
    .notice-card{padding:27px;border-radius:var(--radius);background:linear-gradient(145deg,#2f6fed,#5c91f0);color:#fff;box-shadow:0 14px 30px rgba(47,111,237,.2)}
    .notice-card .tag{background:rgba(255,255,255,.18);color:#fff}.notice-card h3{margin:15px 0 9px;font-size:23px;line-height:1.35}.notice-card p{color:#e8f0ff;font-size:14px}.notice-card .btn{margin-top:12px;background:#fff;color:var(--blue)}
    .subscribe{padding:42px;border:1px solid #d6e5f6;border-radius:24px;background:#fff;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
    .subscribe h2{margin:0 0 8px;font-size:29px}.subscribe p{margin:0;font-size:15px}.subscribe-form{display:flex;gap:9px}.subscribe-form input{height:48px;width:245px;padding:0 14px;border:1px solid #cbd9eb;border-radius:10px;outline:0}.subscribe-form input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(47,111,237,.1)}
    footer{padding:74px 0 145px;background:#eaf1f9;border-top:1px solid #dce7f3}
    .footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.1fr;gap:32px}.footer-brand p{max-width:300px;margin:13px 0 0;font-size:13px;color:#718198}.footer-col h3{margin:0 0 13px;color:var(--ink);font-size:14px}.footer-col a,.footer-col span{display:block;margin:7px 0;color:#66768c;font-size:13px}.footer-col a:hover{color:var(--blue)}.copyright{display:flex;justify-content:space-between;gap:15px;margin-top:44px;padding-top:18px;border-top:1px solid #d2dfed;color:#8491a4;font-size:12px}
    .fixed-cta{position:fixed;z-index:30;left:50%;bottom:20px;transform:translateX(-50%);width:min(860px,calc(100% - 32px));padding:11px 12px 11px 18px;display:flex;align-items:center;gap:14px;border:1px solid #cfe0f7;border-radius:18px;background:rgba(255,255,255,.97);box-shadow:0 16px 38px rgba(31,66,120,.2);transition:.25s}
    .fixed-cta.hidden{opacity:0;visibility:hidden;transform:translate(-50%,20px)}.fixed-copy{margin-right:auto}.fixed-copy b{display:block;color:var(--ink);font-size:14px;line-height:1.35}.fixed-copy span{display:block;color:#718198;font-size:12px}.status{padding:3px 8px;border-radius:6px;background:#e8f8f2;color:#188565;font-size:11px;font-weight:750;white-space:nowrap}
    .empty-box{display:none;text-align:center;padding:35px;border:1px dashed #bdd1ee;border-radius:14px;background:#f9fbfe;color:#718198}.empty-box svg{margin:0 auto 9px;color:#93b4e9}
    @media(max-width:1024px){
      .shell{width:min(100% - 48px,1200px)}.dock{gap:10px}.brand{font-size:13px}.nav-link{padding:0 9px}.hero-grid,.scene{gap:34px}.feedback-layout{gap:12px}.subscribe{padding:30px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}
    }
    @media(max-width:768px){
      body{padding-bottom:144px}.shell{width:calc(100% - 32px)}.site-header{padding-top:14px}.dock{min-height:62px;padding:8px 9px 8px 13px;border-radius:16px;gap:7px}.brand{max-width:158px;overflow:hidden;text-overflow:ellipsis}.brand-mark{width:29px;height:26px;flex:none}.nav-links{position:absolute;top:70px;left:0;width:100%;overflow-x:auto;margin:0;padding:8px;border:1px solid var(--line);border-radius:13px;background:#fff;box-shadow:var(--shadow);justify-content:flex-start}.nav-link{white-space:nowrap;min-height:38px}.nav-actions .btn{display:none}.hero{padding:94px 0 52px}.hero-grid{grid-template-columns:1fr;gap:31px}h1{font-size:35px;letter-spacing:-1px}.hero-copy{font-size:15px}.flow-stage{min-height:335px;padding:0}.stage-board{min-height:335px}.flow-grid{height:250px}.section{padding:70px 0}h2{font-size:28px}.rail-panel{grid-template-columns:1fr}.rail-panel:before{left:30px;top:50px;bottom:40px;width:1px;height:auto}.rail-step{padding-left:62px;min-height:0}.rail-step+.rail-step{border-left:0;border-top:1px solid var(--line)}.step-num{position:absolute;left:18px;top:25px}.rail-step p{min-height:0}.scene,.scene.reverse{grid-template-columns:1fr;gap:28px}.scene.reverse .scene-demo{order:0}.scene.reverse .scene-copy{order:1}.feedback-layout{grid-template-columns:1fr}.quote-card:nth-child(2),.quote-card:nth-child(3){margin-top:0}.standards{grid-template-columns:1fr 1fr;gap:15px}.standard{padding:0 12px}.standard:nth-child(2){border:0}.faq-wrap{grid-template-columns:1fr;gap:15px}.news-grid{grid-template-columns:1fr}.subscribe{grid-template-columns:1fr;gap:20px}.subscribe-form input{width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:span 2}.copyright{flex-direction:column}.fixed-cta{bottom:10px;padding:10px}.fixed-copy span{display:none}.fixed-cta .btn{padding:0 13px;min-height:44px}.status{display:none}
    }
    @media(max-width:520px){
      .brand{font-size:12px;max-width:145px}.dock .icon-button{width:40px;flex:none}.hero{padding-top:91px}h1{font-size:31px}.hero-buttons .btn{width:100%}.trust-line{gap:10px}.stage-board{padding:12px}.flow-grid{gap:7px}.cover-label{font-size:9px}.section-head p{font-size:15px}.mini-cards{gap:5px}.mini-card{padding:5px;min-height:130px}.mini-image{height:70px}.detail-demo{grid-template-columns:1fr}.detail-cover{min-height:150px}.news-item{grid-template-columns:1fr auto;gap:7px}.news-date{grid-column:1}.news-item p{display:none}.subscribe{padding:24px}.subscribe-form{flex-direction:column}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.fixed-copy{display:none}.fixed-cta{justify-content:flex-end}.fixed-cta .btn{flex:1}.close-dock{flex:none}
    }

/* roulang page: category1 */
:root{
      --blue:#2f6fed;--blue-dark:#215bd1;--blue-pale:#edf4ff;
      --ink:#142033;--text:#536176;--muted:#8390a5;--line:#e3ebf5;
      --white:#fff;--bg:#f8fafd;--mist:#eff5fc;--green:#16a77a;
      --amber:#c98718;--red:#d65b63;
      --shadow:0 12px 32px rgba(31,66,120,.09),0 2px 8px rgba(31,66,120,.04);
      --shadow-hover:0 20px 42px rgba(31,66,120,.14),0 4px 12px rgba(31,66,120,.06);
      --radius-lg:24px;--radius:16px;--radius-sm:11px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 "PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;padding-bottom:126px}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    .shell{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .site-header{padding:22px 0 0;position:relative;z-index:20}
    .dock{height:72px;padding:0 16px 0 20px;display:flex;align-items:center;gap:28px;border:1px solid rgba(218,230,244,.95);border-radius:19px;background:rgba(255,255,255,.96);box-shadow:var(--shadow);transition:.25s}
    .dock.scrolled{box-shadow:0 15px 36px rgba(31,66,120,.15);transform:scale(.99)}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:15px;font-weight:800;letter-spacing:-.3px;white-space:nowrap}
    .brand-mark{width:32px;height:28px;border:2px solid var(--blue);border-radius:8px;position:relative;background:var(--blue-pale);flex:none}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--blue);border-radius:4px}
    .brand-mark:before{width:10px;height:2px;left:5px;top:7px;box-shadow:0 6px 0 var(--blue)}
    .brand-mark:after{width:5px;height:5px;right:5px;top:10px}
    .nav-links{display:flex;align-items:center;gap:4px;margin:auto}
    .nav-link{display:inline-flex;min-height:42px;align-items:center;padding:0 13px;border-radius:10px;color:var(--text);font-size:14px;font-weight:650;transition:.2s}
    .nav-link:hover,.nav-link.active{background:var(--blue-pale);color:var(--blue)}
    .nav-actions{display:flex;align-items:center;gap:8px}
    .icon-button,.close-dock{width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--text);display:grid;place-items:center;transition:.2s}
    .icon-button:hover,.close-dock:hover{color:var(--blue);border-color:#bfd2f8;background:var(--blue-pale)}
    .btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:0 17px;border:1px solid transparent;font-weight:750;font-size:14px;transition:.22s ease}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 7px 15px rgba(47,111,237,.2)}
    .btn-primary:hover{background:var(--blue-dark);box-shadow:0 10px 21px rgba(47,111,237,.29);transform:translateY(-1px)}
    .btn-secondary{background:#fff;border-color:#cbdcf7;color:var(--blue)}
    .btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}
    .btn-text{padding:0;color:var(--blue);background:transparent}
    .btn-text:hover{background:var(--blue-pale);padding:0 10px}
    .search-pop{display:none;position:absolute;right:0;top:82px;width:min(450px,calc(100vw - 32px));padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow)}
    .search-pop.open{display:block}
    .search-row{display:flex;gap:8px}
    .search-row input{width:100%;height:52px;border:1px solid #cfdceb;border-radius:11px;padding:0 42px;color:var(--ink);outline:none}
    .search-row input:focus,.filter-input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(47,111,237,.12)}
    .search-wrap{position:relative;flex:1}
    .search-svg{position:absolute;left:14px;top:16px;color:var(--muted)}
    .clear-search{position:absolute;right:7px;top:8px;width:36px;height:36px;border:0;background:transparent;color:var(--muted);border-radius:8px}
    .clear-search:hover{background:var(--mist);color:var(--blue)}
    .hot-row,.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:13px}
    .hot-row span,.tag{display:inline-flex;align-items:center;min-height:27px;padding:3px 9px;border-radius:8px;background:#f0f5fb;color:#63728a;font-size:12px;font-weight:650}
    .hot-row span{cursor:pointer}.hot-row span:hover{background:var(--blue-pale);color:var(--blue)}
    .page-hero{padding:76px 0 58px;background:radial-gradient(circle at 78% 28%,#dceaff 0,rgba(220,234,255,.6) 19%,transparent 48%),linear-gradient(135deg,#fbfdff,#edf5ff);position:relative;overflow:hidden}
    .page-hero:after{content:"";position:absolute;inset:0;opacity:.28;background-image:linear-gradient(rgba(47,111,237,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(47,111,237,.08) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,#000,transparent 85%)}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.04em}
    .eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(22,167,122,.12)}
    h1,h2,h3,p{margin-top:0}h1{margin-bottom:20px;color:var(--ink);font-size:clamp(34px,5vw,52px);line-height:1.22;letter-spacing:-1.5px}h2{color:var(--ink);font-size:32px;line-height:1.3;letter-spacing:-.6px}h3{color:var(--ink);line-height:1.35}
    .hero-copy{max-width:700px;font-size:17px;line-height:1.9}
    .hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
    .summary-board{padding:25px;border:1px solid #d8e6f6;border-radius:24px;background:rgba(255,255,255,.86);box-shadow:0 22px 45px rgba(31,66,120,.1)}
    .board-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:16px}
    .board-head strong{color:var(--ink);font-size:16px}.status{font-size:12px;color:var(--green);background:#e9f8f2;padding:5px 9px;border-radius:8px}
    .summary-list{display:grid;gap:11px}.summary-item{display:flex;align-items:center;gap:13px;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fff}
    .summary-icon{width:38px;height:38px;border-radius:10px;background:var(--blue-pale);position:relative;flex:none}.summary-icon:before{content:"";position:absolute;left:10px;top:11px;width:18px;height:3px;background:var(--blue);box-shadow:0 7px 0 #8bb2fa}.summary-item b{display:block;color:var(--ink);font-size:14px}.summary-item small{display:block;color:var(--muted);font-size:12px}
    .section{padding:86px 0}.section.mist{background:var(--mist)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}.section-head p{max-width:560px;margin:0;color:var(--muted)}
    .content-layout{display:grid;grid-template-columns:minmax(0,1fr) 248px;gap:28px;align-items:start}
    .filter-panel{padding:20px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);position:sticky;top:20px}
    .filter-panel h3{font-size:17px;margin-bottom:15px}.filter-group{padding:16px 0;border-top:1px solid var(--line)}.filter-group:first-of-type{border-top:0;padding-top:0}.filter-group strong{display:block;color:var(--ink);font-size:13px;margin-bottom:9px}.filter-options{display:flex;flex-wrap:wrap;gap:7px}.filter-option{border:1px solid var(--line);background:#fff;color:var(--text);border-radius:9px;padding:7px 9px;font-size:12px;transition:.2s}.filter-option:hover,.filter-option.selected{border-color:#a9c7f8;background:var(--blue-pale);color:var(--blue)}
    .filter-input{width:100%;height:44px;border:1px solid var(--line);border-radius:10px;padding:0 12px;color:var(--ink);outline:none;margin-bottom:15px}
    .stream-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.stream-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);transition:.22s;min-width:0}.stream-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#bcd2f8}
    .cover{height:188px;position:relative;background:linear-gradient(145deg,#b8d2fb,#edf5ff 55%,#cadcf8);overflow:hidden}.cover:before{content:"";position:absolute;width:150px;height:150px;border:1px solid rgba(47,111,237,.2);border-radius:50%;left:22%;top:-22px;box-shadow:0 0 0 22px rgba(255,255,255,.2),0 0 0 44px rgba(47,111,237,.08)}.cover:after{content:"字幕信息";position:absolute;left:17px;bottom:18px;padding:5px 8px;border-radius:7px;background:rgba(255,255,255,.88);color:var(--blue);font-size:12px;font-weight:800}.cover.alt{background:linear-gradient(145deg,#d9e8fb,#f8fbff 60%,#bcd3f5)}.cover.green{background:linear-gradient(145deg,#cce9e2,#f5fbfa 55%,#b6dbef)}.cover.amber{background:linear-gradient(145deg,#f2e4c9,#fffaf0 55%,#d9e5fa)}
    .duration{position:absolute;right:12px;bottom:12px;background:rgba(20,32,51,.78);color:#fff;border-radius:7px;padding:3px 7px;font-size:11px}.card-body{padding:17px}.card-meta{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:9px}.card-title{font-size:17px;margin:0 0 7px;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-desc{font-size:13px;color:var(--muted);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:13px}.card-foot{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}.card-foot a{color:var(--blue);font-weight:700}
    .wide-note{grid-column:span 2;padding:23px;border:1px dashed #a9c7f8;border-radius:16px;background:#f6f9ff;display:flex;align-items:center;gap:18px}.note-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#dceaff;color:var(--blue);font-weight:800;flex:none}.wide-note strong{display:block;color:var(--ink);font-size:15px}.wide-note p{margin:3px 0 0;font-size:13px;color:var(--muted)}
    .side-card{padding:19px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow);margin-bottom:16px}.side-card h3{font-size:16px;margin-bottom:13px}.side-links{display:grid;gap:8px}.side-links a{padding:9px 10px;border-radius:9px;background:#f7f9fc;font-size:13px;color:var(--text);transition:.2s}.side-links a:hover{background:var(--blue-pale);color:var(--blue)}
    .empty-state{display:none;text-align:center;padding:56px 20px;background:#fff;border:1px dashed #b9cdef;border-radius:16px;grid-column:1/-1}.empty-state strong{display:block;color:var(--ink);font-size:18px;margin-bottom:7px}.empty-state p{margin-bottom:18px;color:var(--muted);font-size:14px}
    .pagination{display:flex;justify-content:center;gap:8px;margin-top:30px}.page-num{width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--text)}.page-num:hover,.page-num.active{background:var(--blue-pale);border-color:#b8cef5;color:var(--blue)}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);overflow:hidden}.step{padding:28px;position:relative}.step:not(:last-child):after{content:"";position:absolute;right:0;top:42px;width:1px;height:62px;background:var(--line)}.step-no{color:var(--blue);font-size:13px;font-weight:800}.step h3{margin:10px 0 7px;font-size:19px}.step p{margin:0;font-size:14px;color:var(--muted)}
    .faq-wrap{max-width:850px;margin:0 auto}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;min-height:64px;padding:17px 4px;border:0;background:transparent;text-align:left;color:var(--ink);font-weight:750;display:flex;justify-content:space-between;align-items:center;gap:20px}.faq-question span:last-child{font-size:23px;color:var(--blue);font-weight:400}.faq-answer{max-height:0;overflow:hidden;transition:max-height .22s ease}.faq-answer p{margin:0 36px 18px 4px;padding:13px 15px;border-radius:10px;background:var(--blue-pale);color:var(--text);font-size:14px}
    .cta{padding:30px 34px;display:flex;justify-content:space-between;align-items:center;gap:24px;border-radius:22px;background:#eaf2ff;border:1px solid #d1e1fa}.cta h2{font-size:25px;margin:0 0 5px}.cta p{margin:0;color:var(--text);font-size:14px}
    footer{background:#edf4fb;padding:58px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px}.footer-brand p{max-width:300px;color:var(--muted);font-size:13px;margin-top:15px}.footer-col{display:grid;align-content:start;gap:8px}.footer-col h3{margin:0 0 8px;font-size:14px}.footer-col a,.footer-col span{color:var(--muted);font-size:13px}.footer-col a:hover{color:var(--blue)}.copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #d8e4f1;margin-top:35px;padding-top:18px;color:var(--muted);font-size:12px}
    .fixed-cta{position:fixed;z-index:30;left:50%;bottom:20px;transform:translateX(-50%);width:min(860px,calc(100% - 32px));padding:12px 14px 12px 20px;background:#fff;border:1px solid #d5e3f4;border-radius:18px;box-shadow:0 18px 48px rgba(31,66,120,.19);display:flex;align-items:center;gap:14px}.fixed-cta p{margin:0;color:var(--ink);font-size:14px;font-weight:700;flex:1}.fixed-cta small{color:var(--green);font-weight:700;margin-left:8px}.close-dock{width:38px;height:38px;border:0}
    :focus-visible{outline:3px solid rgba(47,111,237,.35);outline-offset:3px}
    @media(max-width:1050px){.dock{gap:12px}.nav-links{gap:0}.nav-link{padding:0 9px}.content-layout{grid-template-columns:1fr}.filter-panel{position:static}.filter-panel form{display:flex;gap:15px;align-items:center;flex-wrap:wrap}.filter-panel h3{width:100%;margin:0}.filter-input{width:220px;margin:0}.filter-group{border:0;padding:0}.side-card{display:none}}
    @media(max-width:800px){.shell{width:min(100% - 32px,680px)}.hero-grid{grid-template-columns:1fr;gap:30px}.page-hero{padding:58px 0 45px}.stream-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.steps{grid-template-columns:1fr}.step:not(:last-child):after{left:28px;right:auto;top:auto;bottom:0;width:calc(100% - 56px);height:1px}.footer-grid{grid-template-columns:repeat(2,1fr)}.section{padding:65px 0}.section-head{display:block}.section-head p{margin-top:10px}}
    @media(max-width:600px){.site-header{padding-top:14px}.dock{height:auto;min-height:64px;padding:10px 11px;flex-wrap:wrap;border-radius:16px}.brand{font-size:13px;flex:1;min-width:0}.brand span:last-child{overflow:hidden;text-overflow:ellipsis}.nav-links{order:3;width:100%;overflow-x:auto;justify-content:flex-start;border-top:1px solid var(--line);padding-top:8px}.nav-link{white-space:nowrap;min-height:38px;font-size:13px}.nav-actions .btn{display:none}.search-pop{top:75px}.hero-actions .btn{flex:1}.summary-board{padding:18px}.stream-grid{gap:12px}.cover{height:145px}.card-body{padding:13px}.card-title{font-size:15px}.wide-note{grid-column:span 2;padding:16px;align-items:flex-start}.cta{display:block;padding:24px}.cta .btn{margin-top:17px;width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.footer-brand{grid-column:span 2}.copyright{display:block}.copyright span{display:block;margin-top:5px}.fixed-cta{bottom:10px;padding:10px 8px 10px 14px}.fixed-cta p{font-size:13px}.fixed-cta small{display:none}.fixed-cta .btn{min-height:42px;padding:0 12px}.fixed-cta .close-dock{width:34px;height:34px}}
    @media(max-width:390px){.nav-links .nav-link:first-child{display:none}.fixed-cta p{display:none}.fixed-cta{justify-content:flex-end}.fixed-cta .btn{flex:1}}

/* roulang page: category2 */
:root{
 --blue:#2f6fed;--blue-dark:#215bd1;--blue-pale:#edf4ff;--ink:#142033;--text:#536176;--muted:#8390a5;--line:#e3ebf5;--white:#fff;--bg:#f8fafd;--mist:#eff5fc;--green:#16a77a;--amber:#c98718;--red:#d65b63;
 --shadow:0 12px 32px rgba(31,66,120,.09),0 2px 8px rgba(31,66,120,.04);
 --shadow-hover:0 20px 42px rgba(31,66,120,.14),0 4px 12px rgba(31,66,120,.06);
 --radius-lg:24px;--radius:16px;--radius-sm:11px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;padding-bottom:130px}
a{color:inherit;text-decoration:none} button,input{font:inherit} button{cursor:pointer} img{max-width:100%;display:block}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(47,111,237,.28);outline-offset:3px}
.shell{width:min(1240px,calc(100% - 48px));margin:0 auto}
.site-header{padding:22px 0 0;position:relative;z-index:30}
.dock{height:72px;padding:0 12px 0 17px;display:flex;align-items:center;gap:18px;border:1px solid rgba(218,228,242,.92);border-radius:19px;background:rgba(255,255,255,.94);box-shadow:0 10px 28px rgba(31,66,120,.09);transition:.25s}
.dock.scrolled{box-shadow:var(--shadow);transform:translateY(-3px)}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:15px;font-weight:800;letter-spacing:-.3px;white-space:nowrap}
.brand-mark{width:32px;height:28px;border:2px solid var(--blue);border-radius:8px;position:relative;background:var(--blue-pale);flex:0 0 auto}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--blue);border-radius:4px}
.brand-mark:before{width:10px;height:2px;left:5px;top:7px;box-shadow:0 6px 0 var(--blue)}
.brand-mark:after{width:5px;height:5px;right:5px;top:10px}
.nav-links{display:flex;align-items:center;gap:4px;margin:auto}
.nav-link{display:inline-flex;min-height:42px;align-items:center;padding:0 13px;border-radius:10px;color:var(--text);font-size:14px;font-weight:650;transition:.2s}
.nav-link:hover,.nav-link.active{background:var(--blue-pale);color:var(--blue)}
.nav-actions{display:flex;align-items:center;gap:8px}
.icon-button,.close-dock{width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--text);display:grid;place-items:center;transition:.2s}
.icon-button:hover,.close-dock:hover{color:var(--blue);border-color:#bfd2f8;background:var(--blue-pale)}
.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:0 17px;border:1px solid transparent;font-weight:750;font-size:14px;transition:.22s ease}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 7px 15px rgba(47,111,237,.2)}
.btn-primary:hover{background:var(--blue-dark);box-shadow:0 10px 21px rgba(47,111,237,.29);transform:translateY(-1px)}
.btn-secondary{background:#fff;border-color:#cbdcf7;color:var(--blue)}
.btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}
.btn-text{min-height:38px;padding:0 8px;color:var(--blue);background:transparent}
.btn-text:hover{background:var(--blue-pale)}
.search-pop{display:none;position:absolute;right:0;top:82px;width:min(450px,calc(100vw - 32px));padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow)}
.search-pop.open{display:block}.search-row{display:flex;gap:8px}.search-wrap{position:relative;flex:1}
.search-row input{width:100%;height:52px;border:1px solid #cfdceb;border-radius:11px;padding:0 42px;color:var(--ink);background:#fff;outline:none;transition:.2s}
.search-row input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(47,111,237,.12)}
.search-svg{position:absolute;left:15px;top:16px;color:var(--muted)}
.clear-search{position:absolute;right:7px;top:8px;width:36px;height:36px;border:0;background:transparent;border-radius:8px;color:var(--muted);font-size:22px;line-height:1}
.clear-search:hover{color:var(--blue);background:var(--mist)}
.hot-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}.hot-row span,.tag{display:inline-flex;align-items:center;min-height:26px;padding:3px 9px;border-radius:8px;background:#f0f5fb;color:#63728a;font-size:12px;font-weight:650}
.hot-row span{cursor:pointer}.hot-row span:hover{background:var(--blue-pale);color:var(--blue)}
.page-hero{position:relative;overflow:hidden;padding:73px 0 46px}
.page-hero:before{content:"";position:absolute;inset:0;z-index:-2;background:radial-gradient(circle at 82% 18%,#dbeaff 0,rgba(219,234,255,.7) 19%,transparent 48%),linear-gradient(135deg,#fafcff,#edf5ff)}
.page-hero:after{content:"";position:absolute;inset:0;z-index:-1;opacity:.32;background-image:linear-gradient(rgba(47,111,237,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(47,111,237,.08) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(#000,transparent)}
.hero-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.06em}.eyebrow i{height:8px;width:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(22,167,122,.13)}
h1,h2,h3,p{margin-top:0}h1{margin:13px 0 16px;color:var(--ink);font-size:48px;line-height:1.23;letter-spacing:-1.6px}h1 em{font-style:normal;color:var(--blue)}
.hero-copy{max-width:590px;font-size:16px;line-height:1.9}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
.channel-pills{display:flex;gap:8px;overflow:auto;padding:10px 2px 2px;scrollbar-width:none}.channel-pills::-webkit-scrollbar,.rail::-webkit-scrollbar{display:none}
.channel-pill{white-space:nowrap;min-height:38px;padding:7px 13px;border:1px solid var(--line);border-radius:10px;background:#fff;color:#63728a;font-size:13px;font-weight:700;transition:.2s}
.channel-pill:hover,.channel-pill.active{border-color:#aecaFA;background:var(--blue-pale);color:var(--blue)}
.feature-stage{padding:18px;border:1px solid #d9e7f6;border-radius:24px;background:rgba(255,255,255,.72);box-shadow:0 20px 44px rgba(31,66,120,.1)}
.stage-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:13px}.stage-head b{color:var(--ink);font-size:14px}.stage-state{font-size:12px;color:var(--green);background:#eaf9f3;padding:4px 8px;border-radius:7px}
.rail{display:flex;gap:12px;overflow-x:auto;padding:2px 1px 9px;scroll-snap-type:x proximity}
.feature-card{min-width:225px;flex:0 0 225px;overflow:hidden;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:0 7px 18px rgba(31,66,120,.06);scroll-snap-align:start}
.feature-card:first-child{min-width:280px;flex-basis:280px}.cover{height:126px;position:relative;overflow:hidden;background:linear-gradient(135deg,#bdd5fb,#e9f2ff)}
.feature-card:first-child .cover{height:150px}.cover:before,.cover:after{content:"";position:absolute;border-radius:16px;background:rgba(255,255,255,.55);transform:rotate(-14deg)}.cover:before{width:112px;height:156px;right:15px;top:12px}.cover:after{width:88px;height:112px;left:22px;bottom:-30px;background:rgba(47,111,237,.23)}
.cover.c2{background:linear-gradient(135deg,#e7f3f4,#c5e6ed)}.cover.c3{background:linear-gradient(135deg,#fff2d9,#e6efff)}.cover.c4{background:linear-gradient(135deg,#e6e9ff,#d8f0ff)}
.cover-label{position:absolute;left:12px;bottom:11px;padding:3px 8px;border-radius:7px;background:rgba(20,32,51,.72);color:#fff;font-size:11px;font-weight:700}.cover-time{position:absolute;right:10px;bottom:10px;padding:3px 7px;border-radius:6px;background:#fff;color:#536176;font-size:11px;font-weight:800}
.feature-body{padding:12px 13px 14px}.feature-body h3{margin:5px 0 0;color:var(--ink);font-size:14px;line-height:1.45}.feature-body p{margin:4px 0 0;color:var(--muted);font-size:12px;line-height:1.55}
section{padding:94px 0}.section-kicker{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.08em}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:29px}.section-head h2{margin:8px 0 0;color:var(--ink);font-size:32px;line-height:1.3;letter-spacing:-.6px}.section-head p{max-width:540px;margin:0;font-size:15px}
.browse-guide{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}.guide-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0}.guide-step{position:relative;padding:23px 28px 22px;border-right:1px solid var(--line)}.guide-step:last-child{border-right:0}.guide-step b{display:block;color:var(--blue);font-size:12px;letter-spacing:.08em}.guide-step h3{margin:6px 0 4px;color:var(--ink);font-size:17px}.guide-step p{margin:0;font-size:13px;line-height:1.65}.guide-step:after{content:"";position:absolute;right:-5px;top:27px;width:9px;height:9px;border:2px solid var(--blue);border-radius:50%;background:#fff}.guide-step:last-child:after{display:none}
.channels{padding-top:88px}.channel-section{padding:0 0 57px;margin-bottom:57px;border-bottom:1px solid var(--line)}.channel-section:last-child{border-bottom:0;margin-bottom:0}
.channel-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:19px}.channel-title h2{margin:0;color:var(--ink);font-size:25px;line-height:1.35}.channel-title p{margin:4px 0 0;font-size:14px}.more-link{color:var(--blue);font-size:14px;font-weight:750;white-space:nowrap}.more-link:hover{text-decoration:underline}
.content-rail{display:flex;gap:16px;overflow-x:auto;padding:3px 2px 14px;scroll-snap-type:x mandatory}.content-card{flex:0 0 280px;min-height:258px;padding:0;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 8px 20px rgba(31,66,120,.06);scroll-snap-align:start;transition:.22s}.content-card:hover{transform:translateY(-4px);border-color:#b8d0f6;box-shadow:var(--shadow-hover)}
.content-card.wide{flex-basis:430px;display:grid;grid-template-columns:44% 56%;align-items:stretch}.content-card .cover{height:154px}.content-card.wide .cover{height:auto}.content-info{padding:15px 16px}.content-info h3{margin:8px 0 7px;color:var(--ink);font-size:16px;line-height:1.45}.content-info p{margin:0;color:var(--text);font-size:13px;line-height:1.65}.card-meta{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px}.tag.blue{color:var(--blue);background:var(--blue-pale)}.tag.green{color:var(--green);background:#eaf9f3}
.list-card{flex:0 0 315px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 7px 17px rgba(31,66,120,.05);scroll-snap-align:start}.list-item{display:flex;gap:11px;padding:9px 0;border-bottom:1px solid #edf1f6}.list-item:last-child{border:0}.thumb{width:62px;height:48px;flex:0 0 62px;border-radius:9px;background:linear-gradient(135deg,#cfe1fc,#f0f6ff);position:relative;overflow:hidden}.thumb:after{content:"";position:absolute;inset:11px 9px;background:rgba(47,111,237,.22);border-radius:5px}.list-item b{display:block;color:var(--ink);font-size:13px;line-height:1.4}.list-item span{display:block;color:var(--muted);font-size:11px;margin-top:2px}
.info-card{flex:0 0 300px;padding:23px;border:1px dashed #b9cde9;border-radius:var(--radius);background:linear-gradient(135deg,#f7fbff,#eef5ff);scroll-snap-align:start}.info-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#dfeeff;color:var(--blue);font-weight:900;font-size:18px}.info-card h3{margin:15px 0 7px;color:var(--ink);font-size:18px}.info-card p{font-size:13px;margin:0 0 12px}
.bottom-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:26px;align-items:start}.faq-box,.search-guide{padding:29px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow)}.faq-box h2,.search-guide h2{margin:0 0 16px;color:var(--ink);font-size:26px;line-height:1.35}
.faq-item{border-top:1px solid var(--line)}.faq-question{width:100%;min-height:59px;padding:13px 0;border:0;background:transparent;display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;color:var(--ink);font-size:15px;font-weight:750}.faq-question span:last-child{font-size:24px;color:var(--blue);font-weight:400;transition:.2s}.faq-answer{display:none;margin:0 0 16px;padding:11px 13px;border-radius:10px;background:var(--blue-pale);color:#58677d;font-size:13px;line-height:1.75}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.search-guide{background:linear-gradient(145deg,#fff,#edf5ff)}.search-guide p{font-size:14px}.guide-search{position:relative;margin:18px 0 12px}.guide-search input{width:100%;height:52px;padding:0 45px 0 15px;border:1px solid #cad9ed;border-radius:11px;color:var(--ink);outline:0}.guide-search input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(47,111,237,.11)}.guide-search button{position:absolute;right:5px;top:5px;width:42px;height:42px;border:0;border-radius:9px;color:#fff;background:var(--blue)}.search-tips{margin:14px 0 0;padding:0;list-style:none}.search-tips li{position:relative;padding:7px 0 7px 20px;font-size:13px;border-bottom:1px solid rgba(227,235,245,.8)}.search-tips li:before{content:"";width:7px;height:7px;position:absolute;left:2px;top:17px;border-radius:50%;background:var(--green)}
footer{padding:58px 0 34px;background:#edf3fa;border-top:1px solid #e1eaf4}.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:30px}.footer-brand p{max-width:355px;margin:15px 0 0;font-size:13px;line-height:1.8}.footer-col h3{margin:0 0 13px;color:var(--ink);font-size:14px}.footer-col a,.footer-col span{display:block;margin:8px 0;color:#64738a;font-size:13px}.footer-col a:hover{color:var(--blue)}.copyright{display:flex;justify-content:space-between;gap:20px;margin-top:38px;padding-top:20px;border-top:1px solid #dbe5f0;color:var(--muted);font-size:12px}
.fixed-dock{position:fixed;z-index:40;left:50%;bottom:20px;transform:translateX(-50%);width:min(860px,calc(100% - 32px));padding:10px 11px 10px 17px;display:flex;align-items:center;gap:13px;border:1px solid #d8e5f6;border-radius:18px;background:rgba(255,255,255,.97);box-shadow:0 17px 40px rgba(31,66,120,.18)}.fixed-dock.hidden{display:none}.fixed-copy{margin-right:auto;min-width:0}.fixed-copy b{display:block;color:var(--ink);font-size:14px;line-height:1.35}.fixed-copy span{display:block;color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mini-state{padding:3px 7px;border-radius:6px;background:#eaf9f3;color:var(--green);font-size:11px;font-weight:800;white-space:nowrap}
@media(max-width:1023px){.shell{width:min(100% - 48px,1240px)}.hero-grid{grid-template-columns:1fr;gap:27px}.feature-stage{max-width:720px}.bottom-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-brand{grid-column:span 3}.dock{gap:10px}.nav-link{padding:0 9px}}
@media(max-width:767px){body{padding-bottom:146px}.shell{width:calc(100% - 32px)}.site-header{padding-top:14px}.dock{height:auto;min-height:62px;padding:10px 10px 9px 13px;flex-wrap:wrap;border-radius:17px}.brand{font-size:13px;max-width:calc(100% - 106px);overflow:hidden}.brand-mark{width:28px;height:25px}.nav-actions{margin-left:auto}.nav-actions .btn{display:none}.nav-links{order:3;width:100%;margin:0;gap:5px;overflow:auto;padding-top:2px}.nav-link{white-space:nowrap;min-height:35px;padding:0 10px;font-size:12px}.page-hero{padding:48px 0 35px}h1{font-size:33px;letter-spacing:-1px}.hero-copy{font-size:15px}.hero-actions .btn{flex:1}.feature-card:first-child{min-width:250px}.section-head{display:block;margin-bottom:23px}.section-head h2{font-size:27px}.section-head p{margin-top:8px}.guide-grid{grid-template-columns:1fr}.guide-step{padding:19px 18px;border-right:0;border-bottom:1px solid var(--line)}.guide-step:last-child{border-bottom:0}.guide-step:after{right:auto;left:17px;top:auto;bottom:-5px}.channel-section{padding-bottom:42px;margin-bottom:42px}.channel-title h2{font-size:22px}.content-card{flex-basis:245px}.content-card.wide{flex-basis:330px;grid-template-columns:1fr}.content-card.wide .cover{height:120px}.faq-box,.search-guide{padding:21px}.footer-grid{grid-template-columns:1fr 1fr;gap:26px}.footer-brand{grid-column:span 2}.copyright{display:block}.copyright span{display:block;margin:4px 0}.fixed-dock{bottom:0;width:100%;border-radius:17px 17px 0 0;padding:10px 12px calc(10px + env(safe-area-inset-bottom));gap:8px}.fixed-copy span,.mini-state{display:none}.fixed-copy b{font-size:12px}.fixed-dock .btn{min-height:43px;padding:0 12px;white-space:nowrap}.close-dock{width:39px;height:39px;flex:0 0 39px}}
@media(max-width:389px){.brand{font-size:12px}.nav-actions .icon-button{width:39px;height:39px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.content-card{flex-basis:230px}}