/* roulang page: index */
:root{
      --ink:#172238;--muted:#69758a;--cream:#f7f6f1;--paper:#fff;
      --navy:#132743;--teal:#159a91;--gold:#eab65f;--coral:#ef765f;
      --line:#e7e8e5;--soft:#edf5f2;--radius:20px;--shadow:0 18px 48px rgba(19,39,67,.11);
      --shadow-sm:0 8px 24px rgba(19,39,67,.08);--ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button:focus,a:focus,input:focus{outline:3px solid rgba(21,154,145,.28);outline-offset:3px}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .brand-row{height:70px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:20px;box-shadow:5px 5px 0 var(--gold)}
    .top-note{font-size:13px;color:var(--muted)}
    .channel-row{border-top:1px solid #f0f0ed;overflow-x:auto}
    .channel-nav{display:flex;gap:7px;min-width:max-content}
    .channel-nav a{display:block;padding:11px 16px;color:var(--muted);font-size:14px;white-space:nowrap;border-bottom:3px solid transparent}
    .channel-nav a:hover,.channel-nav a.active{color:var(--teal);border-color:var(--teal);background:#f4faf8}
    .mobile-toggle{display:none;border:0;background:var(--soft);color:var(--navy);border-radius:10px;padding:8px 12px}
    .hero{min-height:620px;padding:72px 0 80px;background:linear-gradient(90deg,rgba(10,25,47,.95),rgba(19,39,67,.76)),url("/assets/images/backpic/back-1.webp") center/cover;position:relative;overflow:hidden;color:#fff}
    .hero-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:54px;align-items:center}
    .eyebrow,.section-kicker{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:800}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(40px,5vw,72px);line-height:1.12;letter-spacing:-.04em;margin:16px 0 25px;color:#fff}
    .hero-copy{font-size:19px;line-height:1.9;color:#e7edf2;max-width:590px}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 26px}
    .button{border-radius:999px!important;padding:13px 23px!important;font-weight:800!important;line-height:1.3!important;margin:0!important;transition:var(--ease)!important}
    .button.primary{background:var(--teal)!important;color:#fff!important}
    .button.primary:hover{background:#0e7e77!important;transform:translateY(-2px);box-shadow:0 10px 20px rgba(21,154,145,.25)}
    .button.ghost{border:1px solid rgba(255,255,255,.35);color:#fff!important;background:transparent!important}
    .button.ghost:hover{background:#fff!important;color:var(--navy)!important}
    .hero-stats{display:flex;gap:30px;flex-wrap:wrap;color:#dbe4e8}
    .hero-stats strong{display:block;font-size:25px;color:#fff}
    .stage{position:relative;padding:22px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);border-radius:28px;box-shadow:0 25px 80px rgba(0,0,0,.25)}
    .stage img{width:100%;height:330px;object-fit:cover;border-radius:18px;opacity:.9}
    .stage-panel{position:absolute;left:42px;right:42px;bottom:42px;padding:19px 21px;background:rgba(255,255,255,.96);color:var(--ink);border-radius:16px;display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow)}
    .stage-panel strong{font-size:19px}.stage-panel span{font-size:13px;color:var(--teal)}
    section{padding:86px 0}
    .section-head{max-width:720px;margin-bottom:38px}
    .section-head h2{font-size:clamp(28px,3.5vw,45px);line-height:1.25;margin:10px 0 14px;letter-spacing:-.03em}
    .section-head p{color:var(--muted);font-size:17px}
    .center-head{margin-left:auto;margin-right:auto;text-align:center}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .category-card,.feature-card,.review,.price-card,.news-item,.info-box{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .category-card{overflow:hidden}
    .category-card img{height:150px;width:100%;object-fit:cover}
    .card-body{padding:22px}
    .category-card h3{margin:0 0 7px;font-size:21px}.category-card p{color:var(--muted);font-size:14px;margin-bottom:15px}
    .arrow{color:var(--teal);font-weight:800;font-size:14px}
    .feature-card{padding:27px;min-height:210px}.feature-icon{font-size:28px;color:var(--coral);margin-bottom:15px}.feature-card h3{font-size:19px;margin-bottom:9px}.feature-card p{color:var(--muted);font-size:14px}
    .resource-band{background:var(--navy);color:#fff}.resource-band .section-head p{color:#bac8d1}
    .resource-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:25px;align-items:stretch}
    .resource-main{min-height:390px;border-radius:24px;overflow:hidden;position:relative;background:url("/assets/images/coverpic/cover-7.webp") center/cover}
    .resource-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,19,37,.9),transparent 65%)}
    .resource-caption{position:absolute;z-index:1;bottom:27px;left:28px;right:28px}.resource-caption h3{font-size:27px;margin:5px 0}.resource-caption p{color:#d9e4e8;font-size:14px}
    .resource-list{display:grid;gap:12px}.resource-list a{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:15px}.resource-list a:hover{background:rgba(255,255,255,.15);transform:translateX(4px)}.resource-list small{color:var(--gold)}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.split img{border-radius:24px;box-shadow:var(--shadow);height:390px;width:100%;object-fit:cover}.check-list{list-style:none;padding:0;margin:25px 0}.check-list li{padding:12px 0 12px 30px;border-bottom:1px solid var(--line);position:relative}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}
    .metric-section{background:#eaf3f0}.metric{padding:28px 22px;border-left:3px solid var(--teal)}.metric strong{display:block;font-size:38px;color:var(--navy);line-height:1.2}.metric span{color:var(--muted);font-size:14px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{position:relative;padding:25px;background:#fff;border-radius:18px;border:1px solid var(--line)}.step-no{color:var(--coral);font-size:30px;font-weight:900}.step h3{font-size:18px;margin:7px 0}.step p{font-size:14px;color:var(--muted)}
    .case-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.case-card{min-height:290px;border-radius:22px;padding:30px;color:#fff;background:linear-gradient(135deg,rgba(19,39,67,.92),rgba(21,154,145,.65)),url("/assets/images/coverpic/cover-9.webp") center/cover}.case-card h3{font-size:28px;margin-top:90px}.case-card p{color:#e4efed}.case-small{display:grid;gap:20px}.case-small article{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px}.case-small h3{font-size:19px}.case-small p{font-size:14px;color:var(--muted)}
    .reviews{background:#fff}.review{padding:25px}.stars{color:var(--gold);letter-spacing:3px}.review p{font-size:15px;color:var(--muted);margin:14px 0}.review strong{font-size:14px}
    .price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.price-card{padding:29px;position:relative}.price-card.featured{border:2px solid var(--teal);transform:translateY(-8px)}.popular{position:absolute;right:20px;top:19px;background:var(--gold);color:var(--navy);font-size:12px;padding:3px 9px;border-radius:99px;font-weight:800}.price-card h3{font-size:21px}.price{font-size:33px;font-weight:900;color:var(--navy);margin:10px 0}.price small{font-size:13px;color:var(--muted);font-weight:400}.price-card ul{list-style:none;padding:0;color:var(--muted);font-size:14px}.price-card li{padding:7px 0;border-bottom:1px solid var(--line)}
    .safety{background:linear-gradient(110deg,#f2eee3,#eef6f3)}.safety-box{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-box{padding:25px;background:rgba(255,255,255,.72)}.info-box h3{font-size:19px}.info-box p{font-size:14px;color:var(--muted)}
    .news-layout{display:grid;grid-template-columns:1fr 350px;gap:28px}.news-list{display:grid;gap:12px}.news-item{padding:22px 25px;display:grid;grid-template-columns:90px 1fr auto;gap:17px;align-items:center}.news-date{font-size:13px;color:var(--teal);font-weight:800}.news-item h3{font-size:18px;margin:0 0 4px}.news-item p{font-size:13px;color:var(--muted);margin:0}.news-item .arrow{white-space:nowrap}.side-feature{border-radius:22px;padding:27px;background:var(--navy);color:#fff}.side-feature h3{font-size:24px}.side-feature p{color:#cbd8df;font-size:14px}
    .brand-story{background:#fff}.quote{border-left:4px solid var(--gold);padding-left:24px;font-size:20px;color:var(--navy);font-weight:700}.brand-story p{color:var(--muted)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;padding:19px 22px}.faq-item summary{cursor:pointer;font-weight:800;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";float:right;color:var(--teal)}.faq-item[open] summary:after{content:"－"}.faq-answer{color:var(--muted);font-size:14px;padding-top:13px}
    .download-cta{padding:70px 0;background:var(--teal);color:#fff}.cta-wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}.download-cta h2{font-size:38px;margin-bottom:10px}.download-cta p{color:#d9f1ed;max-width:650px}.download-cta .button.primary{background:var(--navy)!important}
    footer{background:#0d1b2e;color:#c0ccd3;padding:52px 0 24px}.footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.13)}footer .brand{color:#fff}footer .brand-mark{background:var(--teal);box-shadow:5px 5px 0 var(--gold)}.footer-links{display:flex;gap:20px;flex-wrap:wrap;font-size:14px}.footer-links a:hover{color:#fff}.copyright{padding-top:22px;font-size:13px;color:#91a1ad;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    @media(max-width:900px){.hero-grid,.split,.resource-layout,.case-grid,.news-layout{grid-template-columns:1fr}.hero{padding-top:55px}.grid-4{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.stage img{height:270px}}
    @media(max-width:650px){body{font-size:15px}.container{padding:0 17px}.top-note{display:none}.brand-row{height:62px}.mobile-toggle{display:block}.channel-row{display:none}.channel-row.open{display:block}.channel-nav{flex-wrap:wrap;padding:8px 0}.channel-nav a{padding:8px 10px}.hero{min-height:auto;padding:55px 0 60px}.hero-copy{font-size:16px}.hero-stats{gap:18px}.stage{margin-top:8px}.stage-panel{left:30px;right:30px;bottom:30px;padding:14px}.stage-panel strong{font-size:15px}.stage img{height:230px}section{padding:60px 0}.grid-3,.price-grid,.safety-box,.faq-grid{grid-template-columns:1fr}.grid-4{grid-template-columns:1fr 1fr}.price-card.featured{transform:none}.news-item{grid-template-columns:1fr;gap:4px}.news-item .arrow{margin-top:7px}.cta-wrap,.footer-top{display:block}.download-cta h2{font-size:29px}.footer-links{margin-top:25px}.copyright{display:block}.copyright span{display:block;margin-top:7px}}

/* roulang page: category1 */
:root{
      --ink:#172238;--muted:#69758a;--cream:#f7f6f1;--paper:#fff;
      --navy:#132743;--teal:#159a91;--gold:#eab65f;--coral:#ef765f;
      --line:#e7e8e5;--soft:#edf5f2;--radius:20px;
      --shadow:0 18px 48px rgba(19,39,67,.11);
      --shadow-sm:0 8px 24px rgba(19,39,67,.08);--ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button:focus,a:focus,input:focus{outline:3px solid rgba(21,154,145,.28);outline-offset:3px}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .brand-row{height:70px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:20px;box-shadow:5px 5px 0 var(--gold)}
    .brand-note{font-size:13px;color:var(--muted);margin-left:auto;margin-right:25px}
    .channel-row{border-top:1px solid #f0f0ed;overflow-x:auto}
    .channel-nav{display:flex;gap:7px;min-width:max-content}
    .channel-nav a{display:block;padding:11px 16px;color:var(--muted);font-size:14px;white-space:nowrap;border-bottom:3px solid transparent}
    .channel-nav a:hover,.channel-nav a.active{color:var(--teal);border-color:var(--teal);background:#f4faf8}
    .mobile-toggle{display:none;border:0;background:var(--soft);color:var(--navy);border-radius:10px;padding:8px 12px}
    .hero{min-height:570px;display:flex;align-items:center;padding:75px 0 85px;background:linear-gradient(90deg,rgba(10,25,47,.96),rgba(19,39,67,.67)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}
    .hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
    .eyebrow,.section-kicker{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:800}
    h1{font-size:clamp(40px,5vw,70px);line-height:1.16;letter-spacing:-.05em;margin:14px 0 22px}
    .hero-copy{font-size:19px;line-height:1.9;color:#e7edf2;max-width:580px}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin:30px 0}
    .button{border-radius:999px!important;padding:13px 23px!important;font-weight:800!important;line-height:1.3!important;margin:0!important;transition:var(--ease)!important}
    .button.primary{background:var(--teal)!important;color:#fff!important}
    .button.primary:hover{background:#0e7e77!important;transform:translateY(-2px);box-shadow:0 10px 20px rgba(21,154,145,.25)}
    .button.ghost{border:1px solid rgba(255,255,255,.35);color:#fff!important;background:transparent!important}
    .button.ghost:hover{background:#fff!important;color:var(--navy)!important}
    .hero-stats{display:flex;gap:30px;flex-wrap:wrap;color:#dbe4e8}
    .hero-stats strong{display:block;font-size:25px;color:#fff}
    .video-stage{position:relative;padding:20px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:28px;box-shadow:0 25px 80px rgba(0,0,0,.25)}
    .video-stage img{height:345px;width:100%;object-fit:cover;border-radius:18px;opacity:.88}
    .play-button{position:absolute;left:50%;top:45%;transform:translate(-50%,-50%);width:76px;height:76px;border-radius:50%;border:0;background:var(--gold);color:var(--navy);font-size:26px;cursor:pointer;box-shadow:0 0 0 12px rgba(234,182,95,.18)}
    .play-button:hover{transform:translate(-50%,-50%) scale(1.08)}
    .video-caption{position:absolute;left:40px;right:40px;bottom:38px;padding:17px 20px;background:rgba(255,255,255,.95);color:var(--ink);border-radius:16px;display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow)}
    .video-caption strong{font-size:18px}.video-caption span{font-size:13px;color:var(--teal)}
    section{padding:84px 0}
    .section-head{max-width:740px;margin-bottom:38px}
    .section-head h2{font-size:clamp(29px,3.5vw,46px);line-height:1.25;margin:10px 0 14px;letter-spacing:-.04em}
    .section-head p{color:var(--muted);font-size:17px}
    .intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
    .intro-grid img,.story-image img{border-radius:24px;box-shadow:var(--shadow);width:100%;height:390px;object-fit:cover}
    .lead-text{font-size:18px;color:#38465b}
    .check-list{list-style:none;padding:0;margin:25px 0}
    .check-list li{padding:12px 0 12px 30px;border-bottom:1px solid var(--line);position:relative}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}
    .soft-band{background:#eaf3f0}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .feature-card,.scenario-card,.quote-card,.info-box,.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .feature-card{padding:27px;min-height:220px}
    .feature-icon{font-size:29px;color:var(--coral);margin-bottom:12px}
    .feature-card h3,.scenario-card h3{font-size:19px;margin:0 0 9px}
    .feature-card p,.scenario-card p{color:var(--muted);font-size:14px;margin:0}
    .scenario-card{overflow:hidden}
    .scenario-card img{width:100%;height:165px;object-fit:cover}
    .card-body{padding:22px}
    .tag{display:inline-block;padding:4px 10px;border-radius:999px;background:#fdf2dd;color:#9b6b18;font-size:12px;font-weight:800;margin-bottom:10px}
    .dark-band{background:var(--navy);color:#fff}
    .dark-band .section-head p{color:#bdcbd4}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.17);border:1px solid rgba(255,255,255,.17);border-radius:20px;overflow:hidden}
    .data-cell{padding:30px 24px;background:rgba(255,255,255,.045)}
    .data-cell strong{font-size:38px;color:var(--gold);display:block;line-height:1.2}
    .data-cell span{color:#d6e0e3;font-size:14px}
    .story-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:center}
    .story-copy p{color:var(--muted)}
    .quote-card{padding:26px;height:100%}
    .quote-card blockquote{margin:0;font-size:20px;line-height:1.7;color:var(--navy)}
    .quote-card cite{display:block;margin-top:20px;color:var(--teal);font-style:normal;font-size:14px}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .flow-step{position:relative;padding:24px;background:#fff;border:1px solid var(--line);border-radius:18px}
    .flow-step b{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--teal);color:#fff;margin-bottom:17px}
    .flow-step h3{font-size:17px;margin:0 0 8px}.flow-step p{font-size:14px;color:var(--muted);margin:0}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .faq-item{padding:22px 24px}
    .faq-item summary{cursor:pointer;font-weight:800;color:var(--navy);list-style:none}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";float:right;color:var(--teal);font-size:21px}
    .faq-item[open] summary:after{content:"－"}
    .faq-item p{margin:13px 0 0;color:var(--muted);font-size:14px}
    .cta{padding:70px 0;background:linear-gradient(110deg,var(--teal),#106d75);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:clamp(28px,4vw,45px);margin:0 0 10px;line-height:1.25}.cta p{margin:0;color:#dceeed}
    .cta .button.primary{background:var(--gold)!important;color:var(--navy)!important}
    footer{background:#0d1c31;color:#d6e0e3;padding:38px 0 25px}
    .footer-top{display:flex;align-items:center;justify-content:space-between;gap:25px;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:25px}
    .footer-top .brand{color:#fff}.footer-links{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:#b8c5cd}.footer-links a:hover,.copyright a:hover{color:var(--gold)}
    .copyright{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:20px;color:#8fa2af;font-size:12px}
    .notice{padding:16px 20px;border-left:4px solid var(--gold);background:#fff8e9;color:#6f5a2b;border-radius:0 12px 12px 0;font-size:14px}
    .modal{display:none;position:fixed;inset:0;z-index:100;background:rgba(7,17,31,.8);place-items:center;padding:20px}
    .modal.open{display:grid}.modal-box{max-width:680px;width:100%;background:#fff;border-radius:22px;padding:24px;position:relative}
    .modal-box img{width:100%;height:340px;object-fit:cover;border-radius:15px}.close-modal{position:absolute;right:18px;top:13px;border:0;background:#fff;border-radius:50%;font-size:24px;cursor:pointer;color:var(--navy)}
    @media(max-width:1024px){.hero-grid,.intro-grid,.story-grid{grid-template-columns:1fr 1fr;gap:28px}.data-grid,.flow{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.brand-note{display:none}.mobile-toggle{display:block}.hero{padding:58px 0}.hero-grid,.intro-grid,.story-grid{grid-template-columns:1fr}.hero-copy{font-size:17px}.grid-3{grid-template-columns:1fr 1fr}.grid-4{grid-template-columns:1fr 1fr}.faq-list{grid-template-columns:1fr}.cta-inner{display:block}.cta .button{margin-top:22px!important}.video-stage img{height:270px}}
    @media(max-width:520px){.container{padding:0 17px}.brand-row{height:62px}.channel-nav a{padding:10px 12px}.grid-3,.grid-4,.data-grid,.flow{grid-template-columns:1fr}section{padding:62px 0}h1{font-size:42px}.hero-actions .button{width:100%;text-align:center}.video-caption{left:28px;right:28px;bottom:28px}.video-caption span{display:none}.intro-grid img,.story-image img{height:280px}.footer-top{align-items:flex-start;flex-direction:column}}

/* roulang page: category2 */
:root{
      --ink:#172238;--muted:#69758a;--cream:#f7f6f1;--paper:#fff;
      --navy:#132743;--teal:#159a91;--gold:#eab65f;--coral:#ef765f;
      --line:#e7e8e5;--soft:#edf5f2;--radius:20px;--shadow:0 18px 48px rgba(19,39,67,.11);
      --shadow-sm:0 8px 24px rgba(19,39,67,.08);--ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.82;font-size:16px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    button:focus,a:focus,input:focus{outline:3px solid rgba(21,154,145,.28);outline-offset:3px}
    h1,h2,h3,h4,p{margin-top:0}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .brand-row{height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em;color:var(--navy)}
    .brand:hover{color:var(--teal)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:20px;box-shadow:5px 5px 0 var(--gold)}
    .brand-note{font-size:13px;color:var(--muted);font-weight:700}
    .channel-row{border-top:1px solid #f0f0ed;overflow-x:auto;scrollbar-width:none}
    .channel-row::-webkit-scrollbar{display:none}
    .channel-nav{display:flex;gap:7px;min-width:max-content}
    .channel-nav a{display:block;padding:11px 16px;color:var(--muted);font-size:14px;white-space:nowrap;border-bottom:3px solid transparent;font-weight:700}
    .channel-nav a:hover,.channel-nav a.active{color:var(--teal);border-color:var(--teal);background:#f4faf8}
    .mobile-toggle{display:none;border:0;background:var(--soft);color:var(--navy);border-radius:10px;padding:8px 12px;font-weight:800}
    .button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px!important;padding:13px 23px!important;font-weight:800!important;line-height:1.3!important;margin:0!important;border:0;transition:var(--ease)!important}
    .button.primary{background:var(--teal)!important;color:#fff!important}
    .button.primary:hover{background:#0e7e77!important;transform:translateY(-2px);box-shadow:0 10px 20px rgba(21,154,145,.25)}
    .button.ghost{border:1px solid rgba(255,255,255,.38)!important;color:#fff!important;background:transparent!important}
    .button.ghost:hover{background:#fff!important;color:var(--navy)!important}
    .button.light{background:#fff!important;color:var(--navy)!important}
    .button.light:hover{background:var(--gold)!important;transform:translateY(-2px)}
    .flashbar{background:var(--coral);color:#fff}
    .flashbar-inner{min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:14px}
    .flashbar strong{font-size:15px}
    .countdown{display:flex;align-items:center;gap:7px;font-weight:800}
    .time-box{min-width:29px;text-align:center;background:rgba(19,39,67,.26);padding:2px 6px;border-radius:6px;font-variant-numeric:tabular-nums}
    .hero{position:relative;overflow:hidden;padding:70px 0 84px;background:linear-gradient(90deg,rgba(10,25,47,.96),rgba(19,39,67,.73)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}
    .hero:after{content:"";position:absolute;width:340px;height:340px;right:-110px;bottom:-160px;border-radius:50%;background:rgba(234,182,95,.16);filter:blur(2px)}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}
    .eyebrow,.section-kicker{font-size:13px;letter-spacing:.16em;color:var(--gold);font-weight:900}
    h1{font-size:clamp(38px,5vw,64px);line-height:1.12;letter-spacing:-.05em;margin:14px 0 19px}
    .hero-copy{font-size:18px;line-height:1.95;color:#e4edf2;max-width:580px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:29px}
    .hero-points{display:flex;gap:18px;flex-wrap:wrap;margin-top:30px;color:#dce9e9;font-size:14px}
    .hero-points span:before{content:"✓";display:inline-grid;place-items:center;width:19px;height:19px;margin-right:7px;border-radius:50%;background:rgba(21,154,145,.35);color:#cafff8;font-weight:900}
    .deal-card{background:rgba(255,255,255,.97);color:var(--ink);border-radius:26px;padding:17px;box-shadow:0 26px 70px rgba(0,0,0,.3);transform:rotate(1.3deg)}
    .deal-image{position:relative;overflow:hidden;border-radius:18px}
    .deal-image img{width:100%;height:245px;object-fit:cover}
    .deal-label{position:absolute;top:15px;left:15px;background:var(--coral);color:#fff;border-radius:999px;padding:6px 11px;font-size:12px;font-weight:900}
    .deal-body{padding:19px 7px 5px}
    .deal-body h2{font-size:24px;line-height:1.35;margin:0 0 7px}
    .deal-body p{color:var(--muted);font-size:14px;margin-bottom:15px}
    .deal-foot{display:flex;align-items:center;justify-content:space-between;gap:15px;border-top:1px solid var(--line);padding-top:15px}
    .deal-foot b{font-size:15px;color:var(--teal)}
    section{padding:84px 0}
    .section-head{max-width:760px;margin-bottom:37px}
    .section-head h2{font-size:clamp(29px,3.5vw,45px);line-height:1.26;letter-spacing:-.035em;margin:10px 0 14px}
    .section-head p{color:var(--muted);font-size:17px;margin-bottom:0}
    .intro-band{padding:62px 0;background:#eef6f3}
    .intro-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:start}
    .intro-number{font-size:88px;line-height:.9;color:var(--teal);font-weight:900;letter-spacing:-.08em}
    .intro-number small{display:block;font-size:14px;letter-spacing:.14em;color:var(--muted);margin:15px 0 0 11px}
    .intro-text p{font-size:17px;color:#435166;margin-bottom:17px}
    .intro-text p:last-child{margin-bottom:0}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .game-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--ease)}
    .game-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
    .game-card img{width:100%;height:188px;object-fit:cover}
    .game-card-body{padding:22px}
    .game-card h3{font-size:21px;margin:0 0 8px}
    .game-card p{font-size:14px;color:var(--muted);margin-bottom:16px}
    .card-meta{display:flex;align-items:center;justify-content:space-between;color:var(--teal);font-size:13px;font-weight:900;border-top:1px solid var(--line);padding-top:13px}
    .table-section{background:var(--navy);color:#fff}
    .table-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
    .table-section .section-head p{color:#bccbd5}
    .seat-list{display:grid;gap:12px}
    .seat{display:flex;gap:15px;align-items:flex-start;padding:18px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);border-radius:16px;transition:var(--ease)}
    .seat:hover{background:rgba(255,255,255,.12);transform:translateX(5px)}
    .seat-icon{flex:0 0 38px;height:38px;border-radius:12px;display:grid;place-items:center;background:rgba(234,182,95,.2);color:var(--gold);font-weight:900}
    .seat h3{font-size:17px;margin:0 0 2px}
    .seat p{font-size:13px;color:#c6d1d9;margin:0}
    .table-visual{position:relative;min-height:410px;border-radius:26px;overflow:hidden;background:url("/assets/images/coverpic/cover-8.webp") center/cover;box-shadow:0 22px 50px rgba(0,0,0,.22)}
    .table-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(8,18,34,.78))}
    .table-caption{position:absolute;z-index:1;left:28px;right:28px;bottom:25px;padding:18px 20px;border:1px solid rgba(255,255,255,.2);background:rgba(16,34,58,.74);backdrop-filter:blur(8px);border-radius:15px}
    .table-caption strong{display:block;font-size:19px;margin-bottom:3px}
    .table-caption span{font-size:13px;color:#d0dce2}
    .steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{position:relative;padding:23px 18px;background:var(--paper);border:1px solid var(--line);border-radius:18px;min-height:190px}
    .step-num{display:inline-grid;place-items:center;width:35px;height:35px;border-radius:50%;background:var(--soft);color:var(--teal);font-size:14px;font-weight:900;margin-bottom:20px}
    .step h3{font-size:18px;margin:0 0 8px}
    .step p{color:var(--muted);font-size:14px;margin:0}
    .practice-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:49px;align-items:center}
    .practice-wrap img{width:100%;height:390px;object-fit:cover;border-radius:24px;box-shadow:var(--shadow)}
    .practice-copy h2{font-size:clamp(29px,3.5vw,43px);line-height:1.27;letter-spacing:-.035em;margin:10px 0 16px}
    .practice-copy>p{color:var(--muted);font-size:17px}
    .check-list{list-style:none;padding:0;margin:24px 0}
    .check-list li{position:relative;padding:12px 0 12px 30px;border-bottom:1px solid var(--line);color:#445168}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}
    .metrics{background:#eaf3f0;padding:64px 0}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{padding:21px 18px;border-left:3px solid var(--teal)}
    .metric strong{display:block;font-size:34px;line-height:1.1;color:var(--navy);letter-spacing:-.04em}
    .metric span{color:var(--muted);font-size:14px}
    .activity-grid{display:grid;grid-template-columns:1.16fr .84fr;gap:20px}
    .activity-main{position:relative;overflow:hidden;min-height:355px;border-radius:24px;color:#fff;background:linear-gradient(0deg,rgba(9,25,47,.94),rgba(10,25,47,.08)),url("/assets/images/coverpic/cover-11.webp") center/cover;padding:31px}
    .activity-main .tag{background:var(--gold);color:var(--navy)}
    .activity-main h3{font-size:31px;line-height:1.3;margin:122px 0 9px}
    .activity-main p{color:#d9e4e8;max-width:560px;margin-bottom:17px}
    .tag{display:inline-block;padding:5px 11px;border-radius:999px;font-size:12px;font-weight:900;background:var(--soft);color:var(--teal)}
    .activity-side{display:grid;gap:16px}
    .activity-mini{padding:23px;background:var(--paper);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-sm)}
    .activity-mini h3{font-size:20px;margin:11px 0 7px}
    .activity-mini p{color:var(--muted);font-size:14px;margin-bottom:14px}
    .notice{padding:72px 0;background:linear-gradient(110deg,#17304f,#126f6a);color:#fff}
    .notice-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
    .notice h2{font-size:clamp(29px,3.5vw,43px);line-height:1.28;margin:10px 0 14px}
    .notice p{color:#d8e7e8;font-size:17px;margin:0}
    .notice-list{list-style:none;padding:0;margin:0;display:grid;gap:11px}
    .notice-list li{padding:14px 17px;border-radius:13px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);font-size:14px}
    .notice-list li:before{content:"◆";color:var(--gold);margin-right:10px;font-size:10px}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:54px;align-items:start}
    .faq-list{display:grid;gap:12px}
    .faq-item{background:var(--paper);border:1px solid var(--line);border-radius:15px;padding:0 20px;box-shadow:0 4px 13px rgba(19,39,67,.04)}
    .faq-item summary{list-style:none;cursor:pointer;padding:18px 27px 18px 0;font-weight:900;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:1px;top:13px;color:var(--teal);font-size:25px;font-weight:500}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{padding:0 0 18px;color:var(--muted);font-size:14px;margin:0}
    .cta{padding:82px 0}
    .cta-box{position:relative;overflow:hidden;border-radius:27px;padding:54px 58px;background:var(--navy);color:#fff}
    .cta-box:before{content:"";position:absolute;width:290px;height:290px;border-radius:50%;right:-80px;top:-120px;background:rgba(21,154,145,.52)}
    .cta-box:after{content:"";position:absolute;width:190px;height:190px;border-radius:50%;right:115px;bottom:-115px;background:rgba(234,182,95,.18)}
    .cta-content{position:relative;z-index:1;max-width:740px}
    .cta h2{font-size:clamp(30px,4vw,47px);line-height:1.22;margin:10px 0 14px}
    .cta p{color:#c8d6de;font-size:17px;margin-bottom:26px}
    footer{background:#0d1d32;color:#d0dae0;padding:47px 0 25px}
    .footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:36px;padding-bottom:33px;border-bottom:1px solid rgba(255,255,255,.13)}
    footer .brand{color:#fff}
    footer .brand-mark{background:var(--teal)}
    .footer-links{display:flex;justify-content:flex-end;gap:11px 19px;flex-wrap:wrap;max-width:780px}
    .footer-links a{font-size:14px;color:#bac9d3}
    .footer-links a:hover,footer .copyright a:hover{color:var(--gold)}
    .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:21px;font-size:12px;color:#96a8b5}
    .copyright a{color:#bac9d3}
    @media(max-width:1024px){
      .hero-grid,.table-layout,.practice-wrap,.faq-grid,.notice-grid{gap:32px}
      .steps-grid{grid-template-columns:repeat(2,1fr)}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .activity-grid{grid-template-columns:1fr}
    }
    @media(max-width:768px){
      .container{padding:0 18px}
      .brand-row{height:63px}
      .brand-note{display:none}
      .mobile-toggle{display:block}
      .hero{padding:54px 0 60px}
      .hero-grid,.intro-grid,.table-layout,.practice-wrap,.faq-grid,.notice-grid{grid-template-columns:1fr}
      .hero-grid{gap:35px}
      .deal-card{transform:none;max-width:550px}
      section{padding:63px 0}
      .intro-band{padding:54px 0}
      .grid-3{grid-template-columns:1fr 1fr}
      .table-visual{min-height:340px}
      .footer-top,.copyright{flex-direction:column}
      .footer-links{justify-content:flex-start}
      .copyright{gap:8px}
      .cta-box{padding:40px 30px}
    }
    @media(max-width:520px){
      body{font-size:15px}
      .flashbar-inner{padding-top:8px;padding-bottom:8px;align-items:flex-start;flex-direction:column;gap:3px}
      h1{font-size:38px}
      .section-head p,.hero-copy,.intro-text p,.practice-copy>p,.notice p,.cta p{font-size:16px}
      .grid-3,.steps-grid,.metric-grid{grid-template-columns:1fr}
      .hero-actions{flex-direction:column;align-items:stretch}
      .hero-actions .button{width:100%}
      .deal-image img{height:205px}
      .intro-number{font-size:70px}
      .activity-main{min-height:320px;padding:24px}
      .activity-main h3{margin-top:111px;font-size:26px}
      .cta-box{padding:34px 23px}
      .channel-nav a{padding:10px 13px}
    }

/* roulang page: category3 */
:root{
      --ink:#172238;--muted:#69758a;--cream:#f7f6f1;--paper:#fff;
      --navy:#132743;--teal:#159a91;--gold:#eab65f;--coral:#ef765f;
      --line:#e7e8e5;--soft:#edf5f2;--radius:20px;
      --shadow:0 18px 48px rgba(19,39,67,.11);
      --shadow-sm:0 8px 24px rgba(19,39,67,.08);--ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button:focus,a:focus,input:focus{outline:3px solid rgba(21,154,145,.28);outline-offset:3px}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .brand-row{height:70px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:20px;box-shadow:5px 5px 0 var(--gold)}
    .brand-note{font-size:13px;color:var(--muted);margin-left:auto;margin-right:22px}
    .channel-row{border-top:1px solid #f0f0ed;overflow-x:auto}
    .channel-nav{display:flex;gap:7px;min-width:max-content}
    .channel-nav a{display:block;padding:11px 16px;color:var(--muted);font-size:14px;white-space:nowrap;border-bottom:3px solid transparent}
    .channel-nav a:hover,.channel-nav a.active{color:var(--teal);border-color:var(--teal);background:#f4faf8}
    .hero{min-height:570px;padding:72px 0 80px;background:linear-gradient(90deg,rgba(10,25,47,.96),rgba(19,39,67,.76)),url("/assets/images/backpic/back-2.webp") center/cover;position:relative;overflow:hidden;color:#fff}
    .hero:before{content:"";position:absolute;width:390px;height:390px;border:1px solid rgba(234,182,95,.3);border-radius:50%;right:-100px;top:-160px}
    .hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:55px;align-items:center;position:relative;z-index:1}
    .eyebrow,.section-kicker{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:800}
    h1{font-size:clamp(38px,5vw,66px);line-height:1.16;letter-spacing:-.05em;margin:14px 0 22px}
    .hero-copy{font-size:18px;line-height:1.95;color:#e7edf2;max-width:580px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .button{border-radius:999px!important;padding:13px 23px!important;font-weight:800!important;line-height:1.3!important;margin:0!important;transition:var(--ease)!important}
    .button.primary{background:var(--teal)!important;color:#fff!important}
    .button.primary:hover{background:#0e7e77!important;transform:translateY(-2px);box-shadow:0 10px 20px rgba(21,154,145,.25)}
    .button.ghost{border:1px solid rgba(255,255,255,.35);color:#fff!important;background:transparent!important}
    .button.ghost:hover{background:#fff!important;color:var(--navy)!important}
    .hero-stats{display:flex;gap:30px;flex-wrap:wrap;margin-top:38px;color:#dbe4e8}
    .hero-stats strong{display:block;font-size:25px;color:#fff;line-height:1.3}
    .hero-stats span{font-size:13px}
    .stage{position:relative;padding:22px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);border-radius:28px;box-shadow:0 25px 80px rgba(0,0,0,.25)}
    .stage img{width:100%;height:315px;object-fit:cover;border-radius:18px;opacity:.87}
    .rank-panel{position:absolute;left:42px;right:42px;bottom:37px;padding:20px 21px;background:rgba(255,255,255,.97);color:var(--ink);border-radius:17px;box-shadow:var(--shadow)}
    .rank-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:11px;margin-bottom:7px}
    .rank-head strong{font-size:17px}.rank-head span{font-size:12px;color:var(--teal)}
    .rank-row{display:grid;grid-template-columns:30px 1fr auto;gap:8px;align-items:center;padding:8px 0;font-size:13px}
    .rank-row b{color:var(--coral)}.rank-row em{font-style:normal;color:var(--muted)}
    section{padding:82px 0}
    .section-head{max-width:720px;margin-bottom:38px}
    .section-head h2{font-size:clamp(28px,3.5vw,45px);line-height:1.25;margin:10px 0 14px;letter-spacing:-.03em}
    .section-head p{color:var(--muted);font-size:17px}
    .intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
    .intro-grid img{height:365px;width:100%;object-fit:cover;border-radius:25px;box-shadow:var(--shadow)}
    .lead{font-size:20px;line-height:1.9;margin-top:0}
    .muted{color:var(--muted)}
    .quote-line{border-left:4px solid var(--gold);padding:6px 0 6px 20px;color:var(--navy);font-weight:700;margin:25px 0}
    .soft-section{background:var(--soft)}
    .format-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
    .format-main,.format-side{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .format-main{padding:30px}
    .format-main h3{font-size:27px;margin:0 0 12px}
    .format-main p{color:var(--muted);max-width:700px}
    .format-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
    .tag{display:inline-flex;align-items:center;padding:7px 13px;border-radius:999px;background:#fff7e8;color:#936a22;font-size:13px;font-weight:700}
    .format-side{padding:27px;background:var(--navy);color:#fff}
    .format-side h3{margin-top:0;font-size:20px}
    .format-side ul{padding:0;margin:15px 0 0;list-style:none}
    .format-side li{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.14);color:#d5e0e4;font-size:14px}
    .format-side li:last-child{border-bottom:0}
    .format-side b{color:var(--gold);margin-right:7px}
    .benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .benefit-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow-sm);transition:var(--ease)}
    .benefit-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .benefit-icon{width:42px;height:42px;border-radius:14px;background:#fff0e8;color:var(--coral);display:grid;place-items:center;font-weight:900;font-size:19px;margin-bottom:18px}
    .benefit-card h3{font-size:19px;margin:0 0 8px}.benefit-card p{font-size:14px;color:var(--muted);margin:0}
    .scene-section{background:var(--navy);color:#fff}
    .scene-section .section-head p{color:#b9c9d3}
    .scene-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px;align-items:stretch}
    .scene-image{min-height:390px;border-radius:24px;overflow:hidden;position:relative;background:url("/assets/images/coverpic/cover-6.webp") center/cover}
    .scene-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,19,37,.78),transparent 65%)}
    .scene-image figcaption{position:absolute;z-index:1;left:25px;bottom:22px;font-size:18px;font-weight:800}
    .scene-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .scene-item{padding:22px;border-radius:18px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.07)}
    .scene-item span{color:var(--gold);font-size:13px;font-weight:800}.scene-item h3{font-size:18px;margin:8px 0}.scene-item p{margin:0;color:#bdcbd3;font-size:14px}
    .process-section{background:#fff}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .process-step{padding:28px 24px 15px;border-right:1px solid var(--line);position:relative}
    .process-step:last-child{border-right:0}
    .process-step:before{content:"";position:absolute;top:-9px;left:24px;width:17px;height:17px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px #d9f0ec}
    .step-no{font-size:13px;color:var(--coral);font-weight:900;letter-spacing:.12em}.process-step h3{font-size:19px;margin:10px 0 7px}.process-step p{font-size:14px;color:var(--muted);margin:0}
    .data-section{background:#eaf3f0}
    .data-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px}
    .data-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:var(--shadow-sm)}
    .data-card h3{font-size:21px;margin-top:0}
    .big-number{font-size:52px;font-weight:900;color:var(--navy);line-height:1.2}.big-number small{font-size:18px;color:var(--teal)}
    .data-card p{color:var(--muted);font-size:14px}
    .bar-list{display:grid;gap:17px;margin-top:20px}
    .bar-meta{display:flex;justify-content:space-between;font-size:14px;margin-bottom:5px}.bar-meta span:last-child{color:var(--teal);font-weight:800}
    .bar{height:9px;background:#e8efed;border-radius:10px;overflow:hidden}.bar i{display:block;height:100%;background:var(--teal);border-radius:10px}
    .story-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}
    .story-grid img{height:340px;width:100%;object-fit:cover;border-radius:24px;box-shadow:var(--shadow)}
    .story-copy h2{font-size:34px;line-height:1.3;margin:10px 0 16px}
    .story-copy p{color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:23px 0}.check-list li{padding:11px 0 11px 30px;border-bottom:1px solid var(--line);position:relative}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}
    .faq-section{background:var(--paper)}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px}
    .faq-intro h2{font-size:34px;line-height:1.3;margin:10px 0}.faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    details{border:1px solid var(--line);border-radius:15px;background:#fff;padding:0 19px;transition:var(--ease)}
    details[open]{border-color:#b7dfda;box-shadow:var(--shadow-sm)}
    summary{cursor:pointer;list-style:none;padding:17px 25px 17px 0;font-weight:800;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:2px;color:var(--teal);font-size:22px;top:12px}
    details[open] summary:after{content:"−"}
    details p{padding:0 0 16px;color:var(--muted);font-size:14px;margin:0}
    .cta{padding:66px 0;background:linear-gradient(125deg,var(--teal),#10736f);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:35px;line-height:1.3;margin:0 0 8px}.cta p{margin:0;color:#d7f0ed;max-width:680px}
    .cta .button.ghost{border-color:rgba(255,255,255,.6)}
    footer{background:#0f2038;color:#c7d2da;padding:33px 0 22px}
    .footer-top{display:flex;align-items:center;justify-content:space-between;gap:25px;border-bottom:1px solid rgba(255,255,255,.13);padding-bottom:25px}
    footer .brand{color:#fff}.footer-links{display:flex;gap:18px;flex-wrap:wrap;justify-content:flex-end;font-size:13px}.footer-links a:hover{color:var(--gold)}
    .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#8fa0ae}.copyright a{color:#c7d2da}.copyright a:hover{color:var(--gold)}
    @media(max-width:1024px){
      .hero-grid,.intro-grid,.data-layout,.faq-grid{grid-template-columns:1fr 1fr;gap:28px}
      .benefit-grid{grid-template-columns:repeat(2,1fr)}
      .process-grid{grid-template-columns:repeat(2,1fr);border-top:0}
      .process-step{border-top:1px solid var(--line);border-right:1px solid var(--line)}
      .process-step:nth-child(2n){border-right:0}
    }
    @media(max-width:768px){
      .brand-note{display:none}.hero{padding:55px 0 65px}.hero-grid,.intro-grid,.format-grid,.scene-layout,.data-layout,.story-grid,.faq-grid{grid-template-columns:1fr}
      .hero h1{font-size:45px}.stage{margin-top:8px}.scene-image{min-height:280px}.scene-list{grid-template-columns:1fr 1fr}
      section{padding:62px 0}.cta-inner{display:block}.cta .button{margin-top:25px!important}.footer-top,.copyright{display:block}.footer-links{justify-content:flex-start;margin-top:22px}.copyright span{display:block;margin-top:10px}
    }
    @media(max-width:520px){
      .container{padding:0 17px}.brand-row{height:63px}.brand{font-size:19px}.brand-mark{width:34px;height:34px;font-size:18px}
      .channel-nav a{padding:10px 12px;font-size:13px}.hero h1{font-size:37px}.hero-copy{font-size:16px}.hero-stats{gap:18px}.hero-stats strong{font-size:21px}
      .stage{padding:12px;border-radius:20px}.stage img{height:240px}.rank-panel{left:22px;right:22px;bottom:23px;padding:14px}.rank-row{padding:5px 0;font-size:12px}
      .benefit-grid,.scene-list,.process-grid{grid-template-columns:1fr}.process-step{border-right:0}.section-head h2,.story-copy h2,.cta h2{font-size:29px}
      .intro-grid img,.story-grid img{height:260px}.copyright{font-size:11px}
    }

/* roulang page: category6 */
:root{--ink:#172238;--muted:#69758a;--cream:#f7f6f1;--paper:#fff;--navy:#132743;--teal:#159a91;--gold:#eab65f;--coral:#ef765f;--line:#e7e8e5;--soft:#edf5f2;--radius:20px;--shadow:0 18px 48px rgba(19,39,67,.11);--shadow-sm:0 8px 24px rgba(19,39,67,.08);--ease:all .25s ease}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none;transition:var(--ease)}img{display:block;max-width:100%;height:auto}button,input{font:inherit}button{cursor:pointer}button:focus,a:focus,input:focus{outline:3px solid rgba(21,154,145,.3);outline-offset:3px}.container{max-width:1200px;margin:auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.95);backdrop-filter:blur(15px);border-bottom:1px solid var(--line)}.brand-row{height:70px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:900;letter-spacing:.04em;color:var(--navy)}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;font-size:20px;box-shadow:5px 5px 0 var(--gold)}.brand-note{color:var(--muted);font-size:13px}.channel-row{overflow-x:auto;border-top:1px solid #f0f0ed}.channel-nav{display:flex;gap:7px;min-width:max-content}.channel-nav a{display:block;padding:11px 16px;border-bottom:3px solid transparent;color:var(--muted);font-size:14px;white-space:nowrap}.channel-nav a:hover,.channel-nav a.active{color:var(--teal);border-color:var(--teal);background:#f4faf8}.mobile-toggle{display:none;border:0;border-radius:10px;background:var(--soft);color:var(--navy);padding:8px 12px}
.hero-event{position:relative;isolation:isolate;min-height:600px;padding:78px 0 0;color:#fff;background:linear-gradient(90deg,rgba(10,25,47,.96),rgba(19,39,67,.69)),url("/assets/images/backpic/back-3.webp") center/cover;overflow:hidden}.hero-event:after{content:"";position:absolute;inset:auto -10% -110px auto;width:480px;height:480px;border:1px solid rgba(234,182,95,.38);border-radius:50%;z-index:-1}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}.eyebrow,.section-kicker{margin:0;color:var(--gold);font-size:13px;font-weight:900;letter-spacing:.18em}.hero-event h1{max-width:680px;margin:12px 0 19px;font-size:clamp(40px,5.4vw,70px);line-height:1.12;letter-spacing:-.06em}.hero-copy{max-width:630px;color:#e5edf1;font-size:18px}.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:27px}.button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px!important;padding:13px 23px!important;font-weight:800!important;line-height:1.3!important;transition:var(--ease)!important}.button.primary{background:var(--teal)!important;color:#fff!important}.button.primary:hover{background:#0f7e77!important;transform:translateY(-2px);box-shadow:0 10px 22px rgba(21,154,145,.33)}.button.gold{background:var(--gold)!important;color:var(--navy)!important}.button.gold:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(234,182,95,.26)}.button.ghost{border:1px solid rgba(255,255,255,.42);background:transparent!important;color:#fff!important}.button.ghost:hover{background:#fff!important;color:var(--navy)!important}.hero-card{padding:26px;border:1px solid rgba(255,255,255,.24);border-radius:26px;background:rgba(255,255,255,.11);box-shadow:0 24px 70px rgba(0,0,0,.21);backdrop-filter:blur(8px)}.hero-card .label{display:inline-block;padding:4px 12px;border-radius:99px;background:rgba(234,182,95,.2);color:#ffe0a1;font-size:13px;font-weight:800}.hero-card h2{margin:14px 0 5px;font-size:27px}.hero-card p{margin:0;color:#d9e4e9}.countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:23px 0}.countdown div{padding:12px 5px;border-radius:13px;background:rgba(255,255,255,.13);text-align:center}.countdown strong{display:block;font-size:25px;line-height:1.2;color:#fff}.countdown span{font-size:12px;color:#cbd8df}.event-strip{position:relative;margin-top:55px;padding:16px 0;background:rgba(5,18,34,.7);border-top:1px solid rgba(255,255,255,.16)}.strip-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}.strip-title{font-size:14px;color:#b8c8d1}.strip-title b{margin-right:9px;color:var(--gold)}.strip-list{display:flex;gap:24px;flex-wrap:wrap}.strip-list span{font-size:14px;font-weight:700}
section{padding:84px 0}.section-head{max-width:760px;margin-bottom:34px}.section-head h2{margin:8px 0 13px;font-size:clamp(29px,3.5vw,45px);line-height:1.25;letter-spacing:-.035em}.section-head p{margin:0;color:var(--muted);font-size:17px}.lead-panel{display:grid;grid-template-columns:1.05fr .95fr;overflow:hidden;border-radius:25px;background:var(--paper);box-shadow:var(--shadow);border:1px solid var(--line)}.lead-panel img{width:100%;height:100%;min-height:350px;object-fit:cover}.lead-content{padding:47px}.badge{display:inline-block;padding:5px 12px;border-radius:99px;background:var(--soft);color:var(--teal);font-size:13px;font-weight:800}.lead-content h3{margin:15px 0 14px;font-size:31px;line-height:1.35}.lead-content p{color:var(--muted)}.event-meta{display:flex;gap:20px;flex-wrap:wrap;margin:23px 0;color:var(--navy);font-size:14px;font-weight:800}.event-meta i{font-style:normal;color:var(--coral);margin-right:5px}
.activity-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.activity-card{position:relative;min-height:285px;overflow:hidden;border-radius:22px;padding:29px;color:#fff;background:var(--navy);box-shadow:var(--shadow-sm)}.activity-card:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,26,47,.96),rgba(16,49,67,.18))}.activity-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.74}.activity-card>*{position:relative}.activity-card h3{margin:75px 0 8px;font-size:27px}.activity-card p{margin:0;color:#e4ebee}.mini-link{display:inline-block;margin-top:18px;color:var(--gold);font-size:14px;font-weight:900}.mini-link:hover{color:#fff;transform:translateX(4px)}
.rules-band{background:var(--navy);color:#fff}.rules-band .section-head p{color:#bdcad2}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.step{position:relative;padding:24px;border:1px solid rgba(255,255,255,.17);border-radius:19px;background:rgba(255,255,255,.06)}.step-num{display:block;margin-bottom:17px;color:var(--gold);font-size:13px;font-weight:900;letter-spacing:.1em}.step h3{margin:0 0 8px;font-size:19px}.step p{margin:0;color:#c7d4da;font-size:14px}
.scene-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:50px;align-items:center}.scene-image{position:relative}.scene-image img{height:410px;width:100%;object-fit:cover;border-radius:25px;box-shadow:var(--shadow)}.scene-float{position:absolute;right:-20px;bottom:24px;padding:17px 20px;border-radius:16px;background:#fff;box-shadow:var(--shadow-sm);font-size:14px;font-weight:800}.scene-float b{display:block;color:var(--teal);font-size:25px}.check-list{list-style:none;margin:24px 0;padding:0}.check-list li{position:relative;padding:11px 0 11px 30px;border-bottom:1px solid var(--line)}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}
.rank-area{background:#eaf3f0}.rank-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px}.rank-note{padding:34px;border-radius:22px;background:var(--teal);color:#fff}.rank-note h3{margin-top:0;font-size:26px}.rank-note p{color:#e0f4f1}.rank-list{overflow:hidden;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:var(--shadow-sm)}.rank-row{display:grid;grid-template-columns:62px 1fr auto;align-items:center;gap:13px;padding:17px 22px;border-bottom:1px solid var(--line)}.rank-row:last-child{border:0}.rank-num{font-size:20px;font-weight:900;color:var(--coral)}.rank-row strong{display:block}.rank-row small{color:var(--muted)}.rank-score{color:var(--teal);font-weight:900}
.notice-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.notice-list{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-sm);overflow:hidden}.notice{display:grid;grid-template-columns:94px 1fr;gap:20px;padding:22px 25px;border-bottom:1px solid var(--line)}.notice:last-child{border-bottom:0}.notice time{color:var(--coral);font-size:13px;font-weight:900}.notice h3{margin:0 0 4px;font-size:18px}.notice p{margin:0;color:var(--muted);font-size:14px}.side-tip{padding:31px;border-radius:22px;background:linear-gradient(145deg,#fff4dc,#fff);border:1px solid #f2dfb9}.side-tip h3{margin-top:0;font-size:25px}.side-tip p{color:var(--muted)}.side-tip ul{padding-left:19px;color:var(--ink);font-size:14px}.side-tip li{margin:9px 0}
.faq-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:54px}.faq-intro{padding:28px;border-left:4px solid var(--gold)}.faq-intro h2{font-size:37px;line-height:1.3}.faq-intro p{color:var(--muted)}.faq-item{margin-bottom:12px;border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden}.faq-item summary{position:relative;padding:18px 52px 18px 21px;cursor:pointer;font-size:17px;font-weight:800;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:20px;color:var(--teal);font-size:25px;font-weight:400}.faq-item[open] summary:after{content:"−"}.faq-item p{padding:0 21px 20px;margin:0;color:var(--muted);font-size:15px}
.cta-section{padding:0 0 86px}.cta-box{position:relative;overflow:hidden;padding:54px;border-radius:28px;background:linear-gradient(125deg,var(--navy),#1c5570);color:#fff}.cta-box:after{content:"";position:absolute;right:-80px;top:-100px;width:330px;height:330px;border:34px solid rgba(234,182,95,.18);border-radius:50%}.cta-box h2{position:relative;max-width:660px;margin:0 0 12px;font-size:clamp(30px,4vw,46px);line-height:1.25}.cta-box p{position:relative;max-width:700px;color:#d7e3e9;font-size:17px}.cta-box .hero-actions{position:relative}
footer{padding:43px 0 26px;background:#0e1e35;color:#e0e9ed}.footer-top{display:flex;justify-content:space-between;gap:34px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.13)}footer .brand{color:#fff}.footer-links{display:flex;justify-content:flex-end;gap:9px 17px;flex-wrap:wrap}.footer-links a{color:#b8c9d0;font-size:14px}.footer-links a:hover{color:var(--gold)}.copyright{display:flex;justify-content:space-between;gap:17px;padding-top:23px;color:#98a9b4;font-size:13px}.copyright a:hover{color:#fff}
@media(max-width:1024px){.hero-grid,.scene-layout,.faq-wrap{gap:32px}.steps{grid-template-columns:repeat(2,1fr)}.hero-event h1{font-size:52px}.lead-content{padding:34px}.scene-float{right:12px}.copyright{flex-direction:column}.brand-note{display:none}}
@media(max-width:768px){.container{padding:0 18px}.brand-row{height:62px}.mobile-toggle{display:block}.channel-nav a{padding:10px 13px}.hero-event{min-height:auto;padding:59px 0 0}.hero-grid,.lead-panel,.scene-layout,.rank-layout,.notice-layout,.faq-wrap{grid-template-columns:1fr}.hero-event h1{font-size:43px}.hero-card{margin-top:7px}.event-strip{margin-top:38px}.strip-inner{align-items:flex-start;flex-direction:column}.lead-panel img{min-height:260px}.lead-content{padding:29px}.activity-grid{grid-template-columns:1fr}.scene-image img{height:310px}.faq-wrap{gap:13px}.footer-top{flex-direction:column}.footer-links{justify-content:flex-start}section{padding:62px 0}.cta-section{padding-bottom:62px}.cta-box{padding:37px 28px}}
@media(max-width:520px){body{font-size:15px}.hero-event h1{font-size:36px}.hero-copy{font-size:16px}.hero-actions .button{width:100%}.countdown{gap:5px}.countdown strong{font-size:20px}.steps{grid-template-columns:1fr}.section-head h2{font-size:29px}.lead-content h3{font-size:26px}.notice{grid-template-columns:1fr;gap:4px;padding:20px}.rank-row{grid-template-columns:42px 1fr auto;padding:15px}.cta-box{padding:32px 22px}.cta-box h2{font-size:30px}.copyright{font-size:12px}.scene-float{right:8px;bottom:12px;padding:11px 14px}}

/* roulang page: category4 */
:root{
      --ink:#172238;--muted:#69758a;--cream:#f7f6f1;--paper:#fff;
      --navy:#132743;--teal:#159a91;--gold:#eab65f;--coral:#ef765f;
      --line:#e7e8e5;--soft:#edf5f2;--radius:20px;
      --shadow:0 18px 48px rgba(19,39,67,.11);--shadow-sm:0 8px 24px rgba(19,39,67,.08);
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button:focus,a:focus,input:focus{outline:3px solid rgba(21,154,145,.28);outline-offset:3px}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .brand-row{height:70px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:20px;box-shadow:5px 5px 0 var(--gold)}
    .brand-note{font-size:13px;color:var(--muted);font-weight:600}
    .channel-row{border-top:1px solid #f0f0ed;overflow-x:auto}
    .channel-nav{display:flex;gap:7px;min-width:max-content}
    .channel-nav a{display:block;padding:11px 16px;color:var(--muted);font-size:14px;white-space:nowrap;border-bottom:3px solid transparent}
    .channel-nav a:hover,.channel-nav a.active{color:var(--teal);border-color:var(--teal);background:#f4faf8}
    .mobile-toggle{display:none;border:0;background:var(--soft);color:var(--navy);border-radius:10px;padding:8px 12px}
    .hero{min-height:570px;padding:70px 0 76px;position:relative;overflow:hidden;color:#fff;background:linear-gradient(90deg,rgba(10,25,47,.96),rgba(19,39,67,.68)),url("/assets/images/backpic/back-2.webp") center/cover}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
    .eyebrow,.section-kicker{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:800}
    h1{font-size:clamp(38px,5vw,68px);line-height:1.15;letter-spacing:-.05em;margin:15px 0 20px}
    .hero-copy{font-size:18px;line-height:1.9;color:#e7edf2;max-width:610px}
    .button{border-radius:999px!important;padding:13px 23px!important;font-weight:800!important;line-height:1.3!important;margin:0 8px 0 0!important;transition:var(--ease)!important}
    .button.primary{background:var(--teal)!important;color:#fff!important}
    .button.primary:hover{background:#0e7e77!important;transform:translateY(-2px);box-shadow:0 10px 20px rgba(21,154,145,.25)}
    .button.ghost{border:1px solid rgba(255,255,255,.38);color:#fff!important;background:transparent!important}
    .button.ghost:hover{background:#fff!important;color:var(--navy)!important}
    .hero-actions{margin:29px 0}
    .hero-stats{display:flex;gap:30px;flex-wrap:wrap;color:#dbe4e8;margin-top:28px}
    .hero-stats strong{display:block;font-size:25px;color:#fff}
    .stage{position:relative;padding:20px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:28px;box-shadow:0 25px 80px rgba(0,0,0,.25)}
    .stage img{width:100%;height:310px;object-fit:cover;border-radius:18px;opacity:.9}
    .stage-panel{position:absolute;left:39px;right:39px;bottom:39px;padding:17px 19px;background:rgba(255,255,255,.96);color:var(--ink);border-radius:16px;display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow)}
    .stage-panel strong{font-size:18px}.stage-panel span{font-size:13px;color:var(--teal)}
    .countdown{display:inline-flex;gap:10px;align-items:center;background:rgba(234,182,95,.16);border:1px solid rgba(234,182,95,.45);border-radius:999px;padding:7px 13px;color:#ffe0a0;font-size:13px}
    section{padding:82px 0}
    .section-head{max-width:730px;margin-bottom:36px}
    .section-head h2{font-size:clamp(28px,3.5vw,45px);line-height:1.25;margin:10px 0 14px;letter-spacing:-.03em}
    .section-head p{color:var(--muted);font-size:17px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .feature-card,.region-card,.info-box,.quote-box{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .feature-card{padding:27px;min-height:220px}
    .feature-card:hover,.region-card:hover,.info-box:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c7e4df}
    .feature-icon{font-size:28px;color:var(--coral);margin-bottom:15px}
    .feature-card h3,.region-card h3{font-size:20px;margin:0 0 9px}
    .feature-card p,.region-card p{color:var(--muted);font-size:14px;margin:0}
    .soft-section{background:#eaf3f0}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}
    .split img{border-radius:24px;box-shadow:var(--shadow);height:390px;width:100%;object-fit:cover}
    .split h2{font-size:clamp(29px,4vw,47px);line-height:1.25;margin:10px 0 18px}
    .check-list{list-style:none;padding:0;margin:25px 0}
    .check-list li{padding:12px 0 12px 30px;border-bottom:1px solid var(--line);position:relative}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}
    .region-card{overflow:hidden}
    .region-card img{width:100%;height:150px;object-fit:cover}
    .region-card .card-body{padding:20px}
    .region-card .tag{display:inline-block;color:var(--teal);background:var(--soft);padding:3px 9px;border-radius:20px;font-size:12px;margin-bottom:9px}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section .section-head p{color:#b8c7d0}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:steps}
    .process-item{position:relative;padding:22px 25px 22px 0;border-top:1px solid rgba(255,255,255,.25);margin-right:18px}
    .process-item:before{counter-increment:steps;content:"0" counter(steps);display:block;color:var(--gold);font-size:25px;font-weight:900;margin-bottom:15px}
    .process-item h3{font-size:18px;margin:0 0 8px}.process-item p{font-size:14px;color:#b8c7d0;margin:0}
    .story{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}
    .quote-box{padding:31px;background:#fff}
    .quote-box blockquote{font-size:24px;line-height:1.55;margin:0 0 18px;font-weight:800;color:var(--navy)}
    .quote-box cite{font-style:normal;color:var(--muted);font-size:14px}
    .data-panel{background:linear-gradient(145deg,#fff8e8,#f5efe0);border-radius:var(--radius);padding:29px;border:1px solid #f0dfb8}
    .data-panel strong{font-size:46px;color:var(--coral);display:block;line-height:1.2}
    .data-panel p{color:var(--muted);font-size:14px}.data-row{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid #eadfca}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px 22px}
    .faq-item summary{cursor:pointer;font-weight:800;color:var(--navy);list-style:none}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";float:right;color:var(--teal);font-size:20px}
    .faq-item[open] summary:after{content:"－"}.faq-item p{color:var(--muted);font-size:14px;margin:13px 0 0}
    .cta{padding:70px 0;background:linear-gradient(120deg,var(--teal),#197c83);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:clamp(28px,4vw,43px);margin:0 0 10px}.cta p{color:#d9f1ed;margin:0;max-width:650px}
    .cta .button.ghost{border-color:rgba(255,255,255,.7)}
    footer{background:#0d1b30;color:#aebdca;padding:37px 0 22px;font-size:13px}
    .footer-top{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-bottom:25px;border-bottom:1px solid rgba(255,255,255,.12)}
    footer .brand{color:#fff}.footer-links{display:flex;gap:18px;flex-wrap:wrap}.footer-links a:hover{color:var(--gold)}
    .copyright{display:flex;justify-content:space-between;gap:18px;padding-top:20px;flex-wrap:wrap}.copyright a{color:#dce7e7}.copyright a:hover{color:var(--gold)}
    @media(max-width:900px){.hero-grid,.split,.story{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.process{grid-template-columns:repeat(2,1fr);gap:18px}.stage{max-width:650px}.cta-inner{align-items:flex-start;flex-direction:column}}
    @media(max-width:650px){.container{padding:0 18px}.brand-note{display:none}.mobile-toggle{display:block}.channel-nav{display:none}.channel-nav.open{display:flex;flex-direction:column;min-width:100%;padding:7px 0}.channel-nav.open a{border-bottom:0;border-left:3px solid transparent}.channel-nav.open a.active{border-left-color:var(--teal)}.hero{padding:52px 0 60px;min-height:auto}h1{font-size:42px}.hero-copy{font-size:16px}.stage img{height:240px}.stage-panel{left:28px;right:28px;bottom:28px}.grid-3,.grid-4,.faq-grid{grid-template-columns:1fr}.process{grid-template-columns:1fr}.process-item{margin-right:0}.split img{height:280px}.footer-top{align-items:flex-start;flex-direction:column}.copyright{display:block}.copyright span{display:block;margin-bottom:10px}}

/* roulang page: category5 */
:root{
      --ink:#172238;--muted:#69758a;--cream:#f7f6f1;--paper:#fff;
      --navy:#132743;--teal:#159a91;--gold:#eab65f;--coral:#ef765f;
      --line:#e7e8e5;--soft:#edf5f2;--radius:20px;
      --shadow:0 18px 48px rgba(19,39,67,.11);
      --shadow-sm:0 8px 24px rgba(19,39,67,.08);--ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;font-size:16px}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.3}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button:focus,a:focus,input:focus{outline:3px solid rgba(21,154,145,.28);outline-offset:3px}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .brand-row{height:70px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:22px;letter-spacing:.04em;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:20px;box-shadow:5px 5px 0 var(--gold)}
    .brand:hover{color:var(--teal)}
    .channel-row{border-top:1px solid #f0f0ed;overflow-x:auto}
    .channel-nav{display:flex;gap:7px;min-width:max-content}
    .channel-nav a{display:block;padding:11px 16px;color:var(--muted);font-size:14px;white-space:nowrap;border-bottom:3px solid transparent}
    .channel-nav a:hover,.channel-nav a.active{color:var(--teal);border-color:var(--teal);background:#f4faf8}
    .mobile-toggle{display:none;border:0;background:var(--soft);color:var(--navy);border-radius:10px;padding:8px 12px}
    .hero{min-height:560px;padding:72px 0 82px;background:linear-gradient(90deg,rgba(10,25,47,.96),rgba(19,39,67,.75)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff;position:relative;overflow:hidden}
    .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:58px;align-items:center}
    .eyebrow,.section-kicker{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:800}
    .hero h1{font-size:clamp(40px,5vw,68px);letter-spacing:-.05em;margin:17px 0 19px;max-width:650px}
    .hero-copy{font-size:18px;line-height:1.95;color:#e7edf2;max-width:600px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:29px 0 30px}
    .button{border-radius:999px!important;padding:13px 23px!important;font-weight:800!important;line-height:1.3!important;margin:0!important;transition:var(--ease)!important}
    .button.primary{background:var(--teal)!important;color:#fff!important}
    .button.primary:hover{background:#0e7e77!important;transform:translateY(-2px);box-shadow:0 10px 20px rgba(21,154,145,.25)}
    .button.ghost{border:1px solid rgba(255,255,255,.35);color:#fff!important;background:transparent!important}
    .button.ghost:hover{background:#fff!important;color:var(--navy)!important}
    .hero-stats{display:flex;gap:29px;flex-wrap:wrap;color:#dbe4e8}
    .hero-stats strong{display:block;font-size:25px;color:#fff}
    .poster{position:relative;padding:20px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:28px;box-shadow:0 25px 80px rgba(0,0,0,.28)}
    .poster img{width:100%;height:340px;object-fit:cover;border-radius:18px;opacity:.9}
    .hot-badge{position:absolute;top:36px;right:35px;padding:8px 14px;border-radius:99px;background:var(--coral);color:#fff;font-size:13px;font-weight:800;box-shadow:0 8px 18px rgba(0,0,0,.22)}
    .poster-panel{position:absolute;left:40px;right:40px;bottom:39px;padding:18px 20px;background:rgba(255,255,255,.96);color:var(--ink);border-radius:16px;display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow)}
    .poster-panel strong{font-size:19px}.poster-panel span{font-size:13px;color:var(--teal)}
    section{padding:84px 0}
    .section-head{max-width:730px;margin-bottom:38px}
    .section-head h2{font-size:clamp(29px,3.5vw,45px);margin:10px 0 14px;letter-spacing:-.035em}
    .section-head p{color:var(--muted);font-size:17px}
    .intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:55px;align-items:start}
    .lead{font-size:20px;line-height:1.9;color:var(--navy)}
    .text-column p{color:var(--muted)}
    .quote-box{padding:28px;background:var(--navy);color:#fff;border-radius:22px;box-shadow:var(--shadow)}
    .quote-box strong{font-size:28px;color:var(--gold);display:block;margin-bottom:10px}
    .quote-box p{color:#dce6eb;margin-bottom:0}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .feature-card,.scene-card,.info-box,.review,.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .feature-card{padding:28px;min-height:235px}
    .feature-icon{font-size:29px;color:var(--coral);margin-bottom:14px}
    .feature-card h3{font-size:20px;margin-bottom:10px}
    .feature-card p,.scene-card p,.info-box p{font-size:14px;color:var(--muted);margin-bottom:0}
    .soft-section{background:#eaf3f0}
    .scene-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .scene-card{overflow:hidden;display:grid;grid-template-columns:170px 1fr;min-height:190px}
    .scene-card img{width:100%;height:100%;object-fit:cover}
    .scene-card .card-content{padding:25px}
    .scene-card h3{margin:0 0 9px;font-size:20px}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section .section-head p{color:#bdcbd3}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{padding:25px 21px;border:1px solid rgba(255,255,255,.15);border-radius:18px;background:rgba(255,255,255,.06);position:relative}
    .step-number{color:var(--gold);font-size:13px;font-weight:900;letter-spacing:.12em}
    .step h3{font-size:18px;margin:13px 0 8px}.step p{font-size:14px;color:#c8d5da;margin:0}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}
    .split img{height:385px;width:100%;object-fit:cover;border-radius:24px;box-shadow:var(--shadow)}
    .check-list{list-style:none;padding:0;margin:25px 0}
    .check-list li{padding:13px 0 13px 30px;border-bottom:1px solid var(--line);position:relative;color:var(--muted)}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}
    .metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
    .metric{padding:25px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .metric strong{display:block;color:var(--teal);font-size:31px;line-height:1.2}.metric span{color:var(--muted);font-size:14px}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .review{padding:25px}
    .review p{color:var(--muted);font-size:15px}.review strong{color:var(--navy)}
    .stars{color:var(--gold);letter-spacing:4px;margin-bottom:13px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .faq-item{padding:23px 25px}
    .faq-item h3{font-size:17px;margin:0 0 9px;color:var(--navy)}
    .faq-item p{font-size:14px;color:var(--muted);margin:0}
    .cta{padding:65px 0;background:linear-gradient(120deg,var(--teal),#107d77);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:clamp(28px,4vw,42px);margin:0 0 10px}.cta p{color:#d9f1ed;margin:0;max-width:650px}
    .cta .button{background:#fff!important;color:var(--navy)!important}.cta .button:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,0,0,.16)}
    footer{background:#0e1d31;color:#b8c6d0;padding:35px 0 24px}
    .footer-top{display:flex;justify-content:space-between;gap:30px;align-items:center;padding-bottom:26px;border-bottom:1px solid rgba(255,255,255,.13)}
    footer .brand{color:#fff}.footer-links{display:flex;gap:18px;flex-wrap:wrap;font-size:14px}.footer-links a:hover{color:var(--gold)}
    .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#8396a4;flex-wrap:wrap}.copyright a:hover{color:#fff}
    @media(max-width:900px){
      .hero-grid,.intro-grid,.split,.scene-grid{grid-template-columns:1fr;gap:34px}
      .hero{padding-top:58px}.poster{max-width:650px}
      .process{grid-template-columns:repeat(2,1fr)}
      .grid-3,.review-grid{grid-template-columns:repeat(2,1fr)}
      .scene-card{grid-template-columns:145px 1fr}
    }
    @media(max-width:600px){
      .container{padding:0 18px}.brand-row{height:62px}.brand{font-size:19px}.brand-mark{width:34px;height:34px;font-size:18px}
      .mobile-toggle{display:block}.channel-nav{gap:0}.channel-nav a{padding:10px 12px;font-size:13px}
      .hero{min-height:auto;padding:48px 0 58px}.hero h1{font-size:42px}.hero-copy{font-size:16px}.poster img{height:270px}
      .poster-panel{left:29px;right:29px;bottom:29px;padding:14px}.poster-panel strong{font-size:16px}
      section{padding:60px 0}.section-head h2{font-size:31px}.section-head p{font-size:15px}
      .grid-3,.review-grid,.faq-grid,.metrics{grid-template-columns:1fr}.process{grid-template-columns:1fr}
      .scene-card{grid-template-columns:112px 1fr}.scene-card .card-content{padding:18px}.scene-card h3{font-size:17px}
      .split img{height:280px}.cta-inner{display:block}.cta .button{margin-top:24px!important}
      .footer-top{display:block}.footer-links{margin-top:22px;gap:12px}.copyright{display:block}.copyright span{display:block;margin-bottom:9px}
    }