/* roulang page: index */
:root{
      --ink:#171b35;--muted:#667085;--paper:#f7f8fc;--white:#fff;
      --teal:#16b7a4;--teal-dark:#087d79;--violet:#7865ee;--orange:#ff9b5b;
      --lime:#d9f36a;--deep:#10152d;--line:#e5e8f0;--soft:#eef8f5;
      --radius-lg:30px;--radius-md:18px;--radius-sm:12px;
      --shadow:0 18px 50px rgba(23,27,53,.08);--shadow-sm:0 8px 24px rgba(23,27,53,.06);
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;font-size:15px}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}.container{max-width:1240px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,252,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,232,240,.8)}.nav-wrap{min-height:78px;display:flex;align-items:center;gap:25px}.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:21px;white-space:nowrap}.brand-mark{width:37px;height:37px;border-radius:13px 20px 13px 20px;background:linear-gradient(135deg,var(--teal),var(--violet));position:relative}.brand-mark:after{content:"";position:absolute;width:13px;height:13px;border:3px solid #fff;border-radius:50%;left:11px;top:8px}.nav-tabs{display:flex;gap:5px;align-items:center;flex:1;overflow:auto;scrollbar-width:none}.nav-tabs::-webkit-scrollbar{display:none}.nav-tabs a{padding:9px 13px;border-radius:999px;color:var(--muted);font-size:13px;white-space:nowrap;transition:.25s}.nav-tabs a:hover,.nav-tabs a:focus{color:var(--teal-dark);background:#e7f6f2}.nav-tabs a.active{background:var(--deep);color:#fff}.nav-cta,.btn-primary{background:var(--teal);color:#fff;border:0;border-radius:999px;padding:12px 20px;font-weight:700;transition:.25s;white-space:nowrap}.nav-cta:hover,.btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(22,183,164,.22)}.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;width:44px;height:44px}
    .hero{min-height:620px;padding:74px 0 60px;position:relative;overflow:hidden;background:var(--deep) url("/assets/images/backpic/back-1.webp") center/cover}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(16,21,45,.96) 20%,rgba(16,21,45,.7) 58%,rgba(16,21,45,.3))}.hero .container{position:relative;z-index:1}.eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 12px;background:rgba(217,243,106,.15);color:var(--lime);font-size:12px;font-weight:700}.hero h1{font-size:clamp(42px,6vw,76px);line-height:1.08;letter-spacing:-3px;color:#fff;max-width:720px;margin:22px 0}.hero h1 span{color:var(--lime)}.hero-copy{color:#d9deed;font-size:18px;max-width:670px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0}.btn-lightline{border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:999px;padding:12px 20px;transition:.25s}.btn-lightline:hover{background:#fff;color:var(--deep)}.hero-strip{display:flex;gap:12px;flex-wrap:wrap;margin-top:44px}.hero-stat{padding:13px 18px;border:1px solid rgba(255,255,255,.17);border-radius:16px;background:rgba(255,255,255,.08);color:#fff}.hero-stat b{font-size:22px;color:var(--lime);display:block;line-height:1.2}
    section{padding:82px 0}.section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:32px}.section-head h2{font-size:clamp(27px,3vw,43px);line-height:1.2;letter-spacing:-1.5px;margin:0}.section-head p{max-width:570px;color:var(--muted);margin:0}.soft-section{background:var(--soft)}.dark-section{background:var(--deep);color:#fff}.dark-section .section-head p{color:#b8bfd2}
    .pain-layout{display:grid;grid-template-columns:4fr 8fr;gap:28px}.pain-intro{background:linear-gradient(145deg,#dff7ee,#e8e6ff);border-radius:var(--radius-lg);padding:32px;min-height:300px}.pain-intro h3{font-size:27px}.pain-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.pain-item,.content-card,.quote-card,.info-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:23px;transition:.25s}.pain-item:hover,.content-card:hover,.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}.pain-item strong{display:block;font-size:17px;margin-bottom:6px}.pain-item p{color:var(--muted);margin:0;font-size:14px}
    .compare{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}.compare-row{display:grid;grid-template-columns:1.1fr 1fr 1fr;border-bottom:1px solid var(--line);align-items:center}.compare-row:last-child{border:0}.compare-row>div{padding:19px 23px}.compare-row.head{background:#f1f5f7;font-weight:800}.compare-row .good{color:var(--teal-dark);background:#f5fcf9}.compare-row .old{color:var(--muted)}
    .feature-layout{display:grid;grid-template-columns:7fr 5fr;gap:30px;align-items:stretch}.feature-image{min-height:430px;border-radius:var(--radius-lg);overflow:hidden;position:relative;background:#222}.feature-image img{height:100%;width:100%;object-fit:cover}.image-caption{position:absolute;bottom:22px;left:22px;right:22px;background:rgba(16,21,45,.8);color:#fff;padding:17px 19px;border-radius:16px}.feature-panel{background:#fff;border-radius:var(--radius-lg);padding:34px;border:1px solid var(--line)}.feature-panel h3{font-size:28px}.feature-panel p{color:var(--muted)}.feature-list{list-style:none;padding:0;margin:24px 0}.feature-list li{padding:13px 0;border-bottom:1px solid var(--line);display:flex;gap:10px}.feature-list li:before{content:"↗";color:var(--teal);font-weight:bold}
    .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.topic-card{position:relative;min-height:220px;border-radius:var(--radius-md);overflow:hidden;color:#fff}.topic-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,21,45,.9),transparent 75%)}.topic-card div{position:absolute;z-index:1;bottom:20px;left:22px;right:20px}.topic-card h3{font-size:21px;margin:0 0 5px}.topic-card p{font-size:13px;margin:0;color:#e2e5ee}
    .metric-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:30px}.metric{background:#fff;color:var(--ink);padding:18px 23px;border-radius:18px;min-width:155px;border:1px solid rgba(255,255,255,.14)}.metric b{font-size:30px;color:var(--violet);display:block;line-height:1.2}.metric span{color:var(--muted);font-size:13px}.trend-box{border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);padding:25px;display:grid;grid-template-columns:1fr 1fr;gap:25px}.trend-line{height:125px;display:flex;align-items:end;gap:10px}.trend-line i{display:block;flex:1;background:linear-gradient(var(--teal),var(--violet));border-radius:8px 8px 2px 2px;opacity:.85}
    .quote-layout{display:grid;grid-template-columns:1.1fr 2fr;gap:25px}.quote-feature{background:var(--violet);color:#fff;border-radius:var(--radius-lg);padding:33px}.quote-feature blockquote{font-size:25px;line-height:1.55;margin:28px 0}.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.quote-card p{font-size:16px;margin:0 0 16px}.quote-card small{color:var(--muted)}
    .timeline{position:relative;padding-left:32px}.timeline:before{content:"";position:absolute;left:8px;top:7px;bottom:7px;width:2px;background:#d8dcf0}.timeline-item{position:relative;padding:0 0 25px 20px}.timeline-item:before{content:"";position:absolute;left:-29px;top:9px;width:12px;height:12px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 6px #fff1e8}.timeline-item time{color:var(--violet);font-weight:800;font-size:13px}.timeline-item h3{font-size:19px;margin:5px 0}.timeline-item p{color:var(--muted);margin:0}
    .news-layout{display:grid;grid-template-columns:7fr 5fr;gap:30px}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:100px 1fr auto;gap:18px;padding:21px 0;border-bottom:1px solid var(--line);align-items:center;transition:.2s}.news-item:hover{padding-left:10px;background:#fff}.news-item time{color:var(--violet);font-weight:800;font-size:13px}.news-item h3{font-size:18px;margin:0 0 4px}.news-item p{margin:0;color:var(--muted);font-size:13px}.read-more{color:var(--teal-dark);font-weight:700;font-size:13px;white-space:nowrap}.side-feature{background:var(--deep);color:#fff;border-radius:var(--radius-lg);padding:28px}.side-feature img{border-radius:16px;width:100%;height:190px;object-fit:cover;margin-bottom:20px}.side-feature p{color:#c8cede}.side-feature .read-more{color:var(--lime)}
    .brand-story{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center}.brand-story img{width:100%;height:370px;object-fit:cover;border-radius:var(--radius-lg)}.brand-story p{color:var(--muted);font-size:16px}.story-note{padding:18px 20px;border-left:4px solid var(--orange);background:#fff7f1;border-radius:0 15px 15px 0;margin-top:20px}
    .guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.guide-step{padding:24px;background:#fff;border-radius:var(--radius-md);border:1px solid var(--line)}.guide-step b{font-size:34px;color:var(--teal);display:block}.guide-step h3{font-size:17px}.guide-step p{color:var(--muted);font-size:13px;margin:0}
    .faq .accordion-item{border:1px solid var(--line);border-radius:15px!important;margin-bottom:12px;overflow:hidden;background:#fff}.faq .accordion-button{font-weight:700;color:var(--ink);background:#fff;box-shadow:none;padding:20px}.faq .accordion-button:not(.collapsed){color:var(--teal-dark);background:#f1fbf8}.faq .accordion-body{color:var(--muted);padding:0 20px 20px}.faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(22,183,164,.15)}
    .cta{background:linear-gradient(110deg,var(--teal-dark),var(--violet));color:#fff;border-radius:var(--radius-lg);padding:45px;display:flex;justify-content:space-between;align-items:center;gap:25px}.cta h2{font-size:34px;margin:0 0 8px}.cta p{margin:0;color:#d9f5ef}.cta .btn-primary{background:var(--lime);color:var(--deep)}.cta .btn-primary:hover{background:#efffae}
    footer{background:var(--deep);color:#fff;padding:55px 0 25px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}.footer-title{font-weight:800;margin-bottom:15px}.footer-note{color:#aeb6ca;max-width:320px}.footer-links{display:grid;gap:8px;color:#b9c1d3;font-size:14px}.footer-links a:hover{color:var(--lime)}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;color:#929bb4;font-size:12px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .form-box{display:flex;gap:10px;margin-top:20px}.form-box input{min-height:48px;border:0;border-radius:999px;padding:0 18px;min-width:240px}.form-box input:focus{outline:3px solid rgba(217,243,106,.35)}.form-hint{font-size:12px;color:#c6cede;margin-top:10px}.empty-state{padding:35px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:18px}
    @media(max-width:991px){.nav-tabs{display:none}.menu-toggle{display:block;margin-left:auto}.nav-cta{display:none}.nav-wrap{min-height:68px}.nav-tabs.open{display:flex;position:absolute;top:68px;left:15px;right:15px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-wrap:wrap}.hero{min-height:560px}.pain-layout,.feature-layout,.news-layout,.brand-story,.quote-layout{grid-template-columns:1fr}.guide-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:767px){section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:13px}.hero{padding:58px 0 45px}.hero h1{letter-spacing:-2px;font-size:45px}.hero-copy{font-size:16px}.pain-list,.topic-grid,.quote-grid{grid-template-columns:1fr}.compare{font-size:13px}.compare-row>div{padding:14px 10px}.feature-image{min-height:280px}.news-item{grid-template-columns:75px 1fr}.news-item .read-more{grid-column:2}.brand-story img{height:270px}.cta{padding:30px;display:block}.cta .btn-primary{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}.form-box{display:block}.form-box input{width:100%;margin-bottom:10px}}
    @media(max-width:520px){.brand{font-size:18px}.hero h1{font-size:38px}.hero-actions .btn-primary,.hero-actions .btn-lightline{width:100%;text-align:center}.guide-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.metric{flex:1;min-width:135px}.trend-box{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}

/* roulang page: category3 */
:root{
      --ink:#171b35;--muted:#667085;--paper:#f7f8fc;--white:#fff;
      --teal:#16b7a4;--teal-dark:#087d79;--violet:#7865ee;--orange:#ff9b5b;
      --lime:#d9f36a;--deep:#10152d;--line:#e5e8f0;--soft:#eef8f5;
      --success:#15966f;--warning:#d98232;
      --radius-lg:30px;--radius-md:18px;--radius-sm:12px;
      --shadow:0 18px 50px rgba(23,27,53,.08);--shadow-sm:0 8px 24px rgba(23,27,53,.06);
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(22,183,164,.42);outline-offset:3px}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    .container{max-width:1240px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,252,.93);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,232,240,.85)}
    .nav-wrap{min-height:78px;display:flex;align-items:center;gap:25px}
    .brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:21px;white-space:nowrap}
    .brand-mark{width:37px;height:37px;border-radius:13px 20px 13px 20px;background:linear-gradient(135deg,var(--teal),var(--violet));position:relative;flex:none}
    .brand-mark:after{content:"";position:absolute;width:13px;height:13px;border:3px solid #fff;border-radius:50%;left:11px;top:8px}
    .nav-tabs{display:flex;gap:5px;align-items:center;flex:1;overflow:auto;scrollbar-width:none}
    .nav-tabs::-webkit-scrollbar{display:none}
    .nav-tabs a{padding:9px 13px;border-radius:999px;color:var(--muted);font-size:13px;white-space:nowrap;transition:.25s}
    .nav-tabs a:hover,.nav-tabs a:focus{color:var(--teal-dark);background:#e7f6f2}
    .nav-tabs a.active{background:var(--deep);color:#fff}
    .nav-cta,.btn-primary{background:var(--teal);color:#fff;border:0;border-radius:999px;padding:12px 20px;font-weight:700;transition:.25s;white-space:nowrap}
    .nav-cta:hover,.btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(22,183,164,.22)}
    .btn-primary:active,.nav-cta:active{transform:translateY(0);box-shadow:none}
    .btn-lightline{display:inline-block;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:999px;padding:12px 20px;transition:.25s}
    .btn-lightline:hover{background:#fff;color:var(--deep)}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;width:44px;height:44px}
    .inner-hero{padding:80px 0 70px;position:relative;overflow:hidden;background:var(--deep) url("/assets/images/backpic/back-2.webp") center/cover}
    .inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(16,21,45,.96) 18%,rgba(16,21,45,.74) 63%,rgba(16,21,45,.3))}
    .inner-hero .container{position:relative;z-index:1}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 12px;background:rgba(217,243,106,.15);color:var(--lime);font-size:12px;font-weight:700}
    .inner-hero h1{font-size:clamp(39px,6vw,70px);line-height:1.1;letter-spacing:-2.5px;color:#fff;max-width:780px;margin:20px 0 18px}
    .hero-copy{color:#d9deed;font-size:18px;max-width:700px;margin:0}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 0}
    section{padding:76px 0}
    .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:30px}
    .section-head h2{font-size:clamp(27px,3vw,42px);line-height:1.2;letter-spacing:-1.5px;margin:0}
    .section-head p{max-width:590px;color:var(--muted);margin:0}
    .soft-section{background:var(--soft)}
    .dark-section{background:var(--deep);color:#fff}
    .dark-section .section-head p{color:#b8bfd2}
    .metric-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:35px}
    .metric{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);border-radius:18px;padding:14px 20px;min-width:145px;color:#fff}
    .metric strong{font-size:25px;line-height:1.2;color:var(--lime);display:block}
    .metric span{font-size:12px;color:#c6ccdc}
    .compare-box,.info-panel,.content-card,.news-item,.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}
    .compare-box{overflow:hidden}
    .compare-row{display:grid;grid-template-columns:1.05fr 1fr 1fr;border-bottom:1px solid var(--line);align-items:stretch}
    .compare-row:last-child{border:0}
    .compare-row>div{padding:18px 22px}
    .compare-row.head{background:#f1f5f7;font-weight:800}
    .compare-row .good{color:var(--teal-dark);background:#f5fcf9}
    .compare-row .old{color:var(--muted)}
    .section-intro{max-width:790px;color:var(--muted);font-size:16px;margin:-10px 0 32px}
    .feature-layout{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:stretch}
    .feature-image{min-height:390px;border-radius:var(--radius-lg);overflow:hidden;position:relative;background:#222}
    .feature-image img{height:100%;width:100%;object-fit:cover}
    .feature-image figcaption{position:absolute;left:22px;bottom:18px;color:#fff;background:rgba(16,21,45,.68);padding:7px 12px;border-radius:10px;font-size:13px}
    .feature-panel{background:#fff;border-radius:var(--radius-lg);padding:32px;border:1px solid var(--line)}
    .feature-panel h3{font-size:28px;line-height:1.35;margin:14px 0}
    .feature-panel p{color:var(--muted)}
    .feature-list{list-style:none;padding:0;margin:22px 0}
    .feature-list li{padding:13px 0;border-bottom:1px solid var(--line);display:flex;gap:10px}
    .feature-list li:before{content:"↗";color:var(--teal);font-weight:bold}
    .content-list{display:grid;gap:12px}
    .content-card{padding:21px 24px;display:flex;justify-content:space-between;gap:20px;align-items:center;transition:.25s}
    .content-card:hover,.news-item:hover,.quote-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .content-card h3{font-size:19px;margin:7px 0 4px}
    .content-card p{color:var(--muted);margin:0;font-size:14px}
    .content-card time,.news-item time{color:var(--violet);font-size:12px;font-weight:800}
    .arrow{font-size:24px;color:var(--teal);flex:none}
    .news-layout{display:grid;grid-template-columns:4fr 8fr;gap:28px}
    .info-panel{padding:25px}
    .info-panel h3{font-size:22px;margin:0 0 15px}
    .info-panel p{color:var(--muted)}
    .info-line{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:12px 0}
    .info-line:last-child{border-bottom:0}
    .info-line b{color:var(--teal-dark)}
    .news-list{display:grid;gap:12px}
    .news-item{padding:20px 23px;transition:.25s}
    .news-item h3{font-size:18px;margin:5px 0}
    .news-item p{margin:0;color:var(--muted);font-size:14px}
    .news-footer{display:flex;justify-content:space-between;align-items:center;margin-top:12px}
    .read-more{font-size:13px;color:var(--teal-dark);font-weight:800}
    .quote-card{padding:25px}
    .quote-card p{font-size:16px;margin:0 0 16px}
    .quote-card small{color:var(--muted)}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:11px;background:#fff}
    .accordion-button{font-weight:800;color:var(--ink);background:#fff;box-shadow:none!important;padding:20px 22px}
    .accordion-button:not(.collapsed){color:var(--teal-dark);background:#f1fbf8}
    .accordion-button:after{background-size:14px}
    .accordion-body{color:var(--muted);padding:0 22px 21px;line-height:1.8}
    .cta{padding:58px 0;background:linear-gradient(120deg,var(--violet),#5a49c8);color:#fff}
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta h2{font-size:clamp(26px,3vw,39px);margin:0 0 8px}
    .cta p{color:#e9e7ff;margin:0;max-width:650px}
    .cta .btn-primary{background:var(--lime);color:var(--deep)}
    footer{background:var(--deep);color:#fff;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer-note{color:#aeb6ca;max-width:320px;font-size:14px}
    .footer-title{font-weight:800;margin-bottom:14px}
    .footer-links{display:grid;gap:9px;color:#aeb6ca;font-size:14px}
    .footer-links a:hover,.copyright a:hover{color:var(--lime)}
    .copyright{border-top:1px solid rgba(255,255,255,.13);margin-top:40px;padding-top:19px;color:#8993ad;font-size:12px;display:flex;gap:18px;flex-wrap:wrap}
    .copyright a{color:#c4c9d7}
    @media(max-width:991px){
      .nav-wrap{gap:12px}.nav-tabs a{padding:8px 10px}
      .feature-layout,.news-layout{grid-template-columns:1fr}
      .feature-image{min-height:300px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}
    }
    @media(max-width:767px){
      .nav-wrap{min-height:68px}.brand{font-size:18px}.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}
      .nav-tabs{order:3;flex-basis:100%;padding-bottom:8px}.nav-wrap{flex-wrap:wrap}
      .inner-hero{padding:60px 0 55px}.inner-hero h1{letter-spacing:-1.5px}
      section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:13px}
      .compare-row{grid-template-columns:1fr}.compare-row.head{display:none}.compare-row>div{padding:12px 18px}.compare-row>div:first-child{background:#f1f5f7;font-weight:800}
      .content-card{align-items:flex-start}.content-card .arrow{padding-top:12px}
      .quote-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}
      .cta-box{display:block}.cta .btn-primary{margin-top:24px}
    }
    @media(max-width:520px){
      .container{padding-left:20px;padding-right:20px}.nav-tabs{margin-left:-4px;margin-right:-4px}
      .metric-row{flex-wrap:nowrap;overflow:auto;margin-right:-20px;padding-bottom:5px}.metric{min-width:132px}
      .feature-panel{padding:23px}.feature-panel h3{font-size:23px}.content-card{padding:17px}
      .footer-grid{grid-template-columns:1fr}.copyright{display:grid;gap:7px}
    }

/* roulang page: category1 */
:root{
      --ink:#171b35;--muted:#667085;--paper:#f7f8fc;--white:#fff;
      --teal:#16b7a4;--teal-dark:#087d79;--violet:#7865ee;--orange:#ff9b5b;
      --lime:#d9f36a;--deep:#10152d;--line:#e5e8f0;--soft:#eef8f5;
      --warn:#ffbf47;--danger:#e85d75;--success:#14a883;
      --radius-lg:30px;--radius-md:18px;--radius-sm:12px;
      --shadow:0 18px 50px rgba(23,27,53,.08);--shadow-sm:0 8px 24px rgba(23,27,53,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;font-size:15px;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--teal-dark)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(22,183,164,.28);outline-offset:3px}
    .container{max-width:1240px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,252,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,232,240,.8);transition:box-shadow .25s,background .25s}
    .site-header.is-scrolled{box-shadow:0 12px 30px rgba(23,27,53,.08);background:rgba(255,255,255,.94)}
    .nav-wrap{min-height:78px;display:flex;align-items:center;gap:25px}
    .brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:21px;white-space:nowrap;color:var(--ink)}
    .brand:hover{color:var(--ink)}
    .brand-mark{width:37px;height:37px;border-radius:13px 20px 13px 20px;background:linear-gradient(135deg,var(--teal),var(--violet));position:relative;box-shadow:0 10px 24px rgba(22,183,164,.22)}
    .brand-mark:after{content:"";position:absolute;width:13px;height:13px;border:3px solid #fff;border-radius:50%;left:11px;top:8px}
    .nav-tabs{display:flex;gap:5px;align-items:center;flex:1;overflow:auto;scrollbar-width:none;border:0}
    .nav-tabs::-webkit-scrollbar{display:none}
    .nav-tabs a{padding:9px 13px;border-radius:999px;color:var(--muted);font-size:13px;white-space:nowrap;transition:.25s;border:1px solid transparent}
    .nav-tabs a:hover,.nav-tabs a:focus{color:var(--teal-dark);background:#e7f6f2;border-color:#d3eee7}
    .nav-tabs a.active{background:var(--deep);color:#fff}
    .nav-cta,.btn-primary{background:var(--teal);color:#fff;border:0;border-radius:999px;padding:12px 20px;font-weight:700;transition:.25s;white-space:nowrap;box-shadow:none}
    .nav-cta:hover,.btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(22,183,164,.22)}
    .nav-cta:active,.btn-primary:active{transform:translateY(0);background:var(--teal-dark)!important}
    .btn-primary:disabled,.nav-cta.disabled{background:#b7c7c4;color:#fff;cursor:not-allowed;transform:none;box-shadow:none}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;width:44px;height:44px;align-items:center;justify-content:center;color:var(--ink)}
    .menu-toggle span{width:18px;height:2px;background:currentColor;display:block;position:relative}
    .menu-toggle span:before,.menu-toggle span:after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor}
    .menu-toggle span:before{top:-6px}.menu-toggle span:after{top:6px}

    .page-hero{position:relative;min-height:590px;padding:96px 0 52px;overflow:hidden;background:var(--deep)}
    .video-backdrop{position:absolute;inset:0;background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;transform:scale(1.02)}
    .video-backdrop:after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(16,21,45,.95) 18%,rgba(16,21,45,.72) 56%,rgba(16,21,45,.34)),radial-gradient(circle at 78% 22%,rgba(22,183,164,.42),transparent 32%)}
    .page-hero .container{position:relative;z-index:1}
    .hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:36px;align-items:end}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 12px;background:rgba(217,243,106,.15);color:var(--lime);font-size:12px;font-weight:700}
    .page-hero h1{font-size:clamp(38px,5vw,68px);line-height:1.08;color:#fff;max-width:760px;margin:22px 0;letter-spacing:0;font-weight:900}
    .hero-copy{color:#d9deed;font-size:18px;max-width:720px;margin:0}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 0}
    .btn-lightline{border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:999px;padding:12px 20px;transition:.25s;font-weight:700}
    .btn-lightline:hover{background:#fff;color:var(--deep);transform:translateY(-2px)}
    .play-panel{justify-self:end;width:min(420px,100%);border-radius:var(--radius-lg);padding:22px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.18);box-shadow:0 28px 70px rgba(0,0,0,.2);backdrop-filter:blur(12px)}
    .play-thumb{height:230px;border-radius:22px;background:url("/assets/images/coverpic/cover-1.webp") center/cover no-repeat;position:relative;overflow:hidden}
    .play-thumb:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,21,45,.74),transparent 65%)}
    .play-button{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:70px;height:70px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--lime),var(--teal));box-shadow:0 18px 42px rgba(22,183,164,.34);z-index:2}
    .play-button:before{content:"";position:absolute;left:29px;top:22px;border-left:18px solid var(--deep);border-top:12px solid transparent;border-bottom:12px solid transparent}
    .play-panel h2{font-size:20px;color:#fff;margin:18px 0 6px}
    .play-panel p{color:#dce2ed;margin:0;font-size:14px}
    .hero-strip{display:flex;gap:12px;flex-wrap:wrap;margin-top:40px}
    .hero-stat{padding:13px 18px;border:1px solid rgba(255,255,255,.17);border-radius:16px;background:rgba(255,255,255,.08);color:#fff;min-width:132px}
    .hero-stat b{font-size:22px;color:var(--lime);display:block;line-height:1.2}

    section{padding:76px 0}
    .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:28px}
    .section-head h2{font-size:clamp(27px,3vw,43px);line-height:1.2;letter-spacing:0;margin:0;font-weight:900}
    .section-head p{max-width:570px;color:var(--muted);margin:0}
    .soft-section{background:var(--soft)}
    .dark-section{background:var(--deep);color:#fff}
    .dark-section .section-head p,.dark-section .muted{color:#b8bfd2}
    .content-card,.quote-card,.info-panel,.side-panel,.directory-card,.article-card,.timeline-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:23px;transition:.25s;box-shadow:none}
    .content-card:hover,.article-card:hover,.directory-card:hover,.timeline-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#d6e6e2}
    .muted{color:var(--muted)}
    .badge-soft{display:inline-flex;align-items:center;border-radius:999px;padding:6px 12px;background:#eef8f5;color:var(--teal-dark);font-size:12px;font-weight:800}
    .badge-warm{background:#fff2e8;color:#a65019}
    .badge-violet{background:#f0eeff;color:#5c4bd5}
    .metric-row{display:flex;gap:12px;flex-wrap:wrap}
    .metric{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px;min-width:150px;box-shadow:var(--shadow-sm)}
    .metric b{display:block;font-size:26px;line-height:1.15;color:var(--teal-dark)}
    .metric span{font-size:13px;color:var(--muted)}
    .intro-layout{display:grid;grid-template-columns:8fr 4fr;gap:24px;align-items:stretch}
    .intro-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow)}
    .intro-main p{color:var(--muted);margin-bottom:18px}
    .toc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .directory-card h3{font-size:18px;margin:8px 0}
    .directory-card p{color:var(--muted);font-size:14px;margin:0}
    .side-panel{background:linear-gradient(180deg,#fff,#f7fffc);position:relative;overflow:hidden}
    .side-panel:before{content:"";position:absolute;right:-45px;top:-45px;width:130px;height:130px;border-radius:50%;background:rgba(217,243,106,.55)}
    .side-panel h3{font-size:22px;margin:0 0 14px;position:relative}
    .check-list{list-style:none;padding:0;margin:0}
    .check-list li{display:flex;gap:10px;padding:12px 0;border-bottom:1px solid var(--line);color:var(--muted)}
    .check-list li:last-child{border-bottom:0}
    .check-list li:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--teal);flex:0 0 auto;margin-top:9px}
    .feature-split{display:grid;grid-template-columns:5fr 7fr;gap:26px;align-items:stretch}
    .image-card{border-radius:var(--radius-lg);overflow:hidden;position:relative;min-height:430px;box-shadow:var(--shadow)}
    .image-card img{width:100%;height:100%;object-fit:cover}
    .image-card .caption{position:absolute;left:22px;right:22px;bottom:22px;background:rgba(16,21,45,.82);color:#fff;border-radius:18px;padding:18px}
    .article-list{display:grid;gap:16px}
    .article-card{display:grid;grid-template-columns:150px 1fr auto;gap:18px;align-items:center}
    .article-card time{font-weight:900;color:var(--violet)}
    .article-card h3{font-size:21px;margin:0 0 6px}
    .article-card p{color:var(--muted);margin:0}
    .read-more{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:999px;padding:10px 15px;font-weight:800;color:var(--ink);white-space:nowrap;transition:.25s;background:#fff}
    .read-more:hover{background:var(--deep);color:#fff;border-color:var(--deep);transform:translateY(-2px)}
    .read-more:after{content:"›";font-size:20px;line-height:1;margin-left:7px}
    .focus-grid{display:grid;grid-template-columns:4fr 4fr 4fr;gap:18px}
    .focus-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;transition:.25s}
    .focus-card:hover{box-shadow:var(--shadow-sm);transform:translateY(-4px)}
    .focus-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
    .focus-card div{padding:20px}
    .focus-card h3{font-size:20px;margin:0 0 8px}
    .focus-card p{color:var(--muted);margin:0}
    .timeline-wrap{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .timeline-card{position:relative;padding-left:28px}
    .timeline-card:before{content:"";position:absolute;left:14px;top:27px;width:9px;height:9px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 7px #fff1e8}
    .timeline-card time{font-size:13px;color:var(--violet);font-weight:900}
    .timeline-card h3{font-size:20px;margin:6px 0}
    .timeline-card p{color:var(--muted);margin:0}
    .panel-grid{display:grid;grid-template-columns:7fr 5fr;gap:22px}
    .dark-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);padding:30px}
    .dark-card h3{font-size:26px;margin:0 0 10px}
    .dark-card p{color:#cfd6e8;margin:0 0 20px}
    .progress-item{margin:18px 0}
    .progress-label{display:flex;justify-content:space-between;color:#e9edf7;font-weight:800;margin-bottom:8px}
    .progress{height:10px;background:rgba(255,255,255,.14);border-radius:999px;overflow:hidden}
    .progress-bar{background:linear-gradient(90deg,var(--teal),var(--lime));border-radius:999px}
    .info-panel h3{font-size:20px;margin:0 0 10px}
    .info-panel p{color:var(--muted);margin:0}
    .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .related-link{display:block;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;padding:21px;transition:.25s}
    .related-link:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);color:var(--ink);border-color:#d6e6e2}
    .related-link span{display:inline-block;margin-bottom:10px}
    .related-link h3{font-size:20px;margin:0 0 8px}
    .related-link p{color:var(--muted);margin:0;font-size:14px}
    .accordion{display:grid;gap:12px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:var(--radius-md)!important;overflow:hidden;background:#fff;box-shadow:none}
    .accordion-button{padding:19px 22px;font-weight:900;color:var(--ink);background:#fff;box-shadow:none!important}
    .accordion-button:not(.collapsed){background:#eef8f5;color:var(--teal-dark)}
    .accordion-button:focus{box-shadow:0 0 0 3px rgba(22,183,164,.18)!important}
    .accordion-body{color:var(--muted);padding:0 22px 20px}
    .cta-band{background:linear-gradient(135deg,var(--deep),#242a58);border-radius:var(--radius-lg);padding:42px;color:#fff;display:grid;grid-template-columns:7fr 5fr;gap:25px;align-items:center;position:relative;overflow:hidden}
    .cta-band:after{content:"";position:absolute;right:-80px;bottom:-90px;width:260px;height:260px;border-radius:50%;background:rgba(217,243,106,.14)}
    .cta-band h2{font-size:clamp(28px,3vw,42px);line-height:1.2;margin:0 0 12px}
    .cta-band p{color:#cfd6e8;margin:0}
    .subscribe-box{position:relative;z-index:1;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:22px;padding:20px}
    .form-label{font-weight:800;color:#fff}
    .form-control{border-radius:14px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.92);min-height:48px;color:var(--ink)}
    .form-control::placeholder{color:#87909f}
    .form-control:focus{border-color:var(--teal);box-shadow:0 0 0 4px rgba(22,183,164,.18)}
    .form-hint{font-size:12px;color:#d7deec;margin-top:8px}
    .invalid-feedback,.valid-feedback{font-size:12px}
    footer{background:#0c1024;color:#fff;padding:58px 0 26px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:26px;margin-bottom:34px}
    .footer-note{color:#b8bfd2;margin:0}
    .footer-title{font-weight:900;margin-bottom:14px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#cbd2e3;transition:.25s}
    .footer-links a:hover{color:var(--lime);transform:translateX(3px)}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;color:#aeb6ca;display:flex;gap:14px;flex-wrap:wrap;font-size:13px}
    .copyright a{color:#dce2ed}
    .copyright a:hover{color:var(--lime)}
    .offcanvas{background:var(--paper)}
    .offcanvas-title{font-weight:900}
    .mobile-nav{display:grid;gap:8px}
    .mobile-nav a{padding:12px 14px;border-radius:14px;background:#fff;border:1px solid var(--line);color:var(--muted);font-weight:800}
    .mobile-nav a.active{background:var(--deep);color:#fff}

    @media (max-width: 992px){
      .nav-wrap{gap:14px}
      .nav-tabs{display:none}
      .menu-toggle{display:flex;margin-left:auto}
      .nav-cta{display:none}
      .hero-grid,.intro-layout,.feature-split,.panel-grid,.cta-band{grid-template-columns:1fr}
      .play-panel{justify-self:stretch}
      .toc-grid,.focus-grid,.related-grid{grid-template-columns:1fr 1fr}
      .article-card{grid-template-columns:120px 1fr}
      .article-card .read-more{grid-column:2}
      .footer-grid{grid-template-columns:1fr 1fr}
      section{padding:62px 0}
    }
    @media (max-width: 768px){
      body{font-size:14px}
      .page-hero{min-height:auto;padding:72px 0 38px}
      .page-hero h1{font-size:38px}
      .hero-copy{font-size:16px}
      .play-thumb{height:190px}
      .hero-strip{display:grid;grid-template-columns:1fr 1fr}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .toc-grid,.focus-grid,.timeline-wrap,.related-grid{grid-template-columns:1fr}
      .article-card{grid-template-columns:1fr;gap:10px}
      .article-card .read-more{grid-column:auto;justify-self:start}
      .image-card{min-height:320px}
      .metric{min-width:calc(50% - 6px)}
      .footer-grid{grid-template-columns:1fr}
      .cta-band{padding:28px}
    }
    @media (max-width: 576px){
      .container{padding-left:18px;padding-right:18px}
      .brand{font-size:18px}
      .brand-mark{width:34px;height:34px}
      .page-hero h1{font-size:32px}
      .hero-actions a,.btn-primary,.btn-lightline{width:100%;text-align:center;justify-content:center}
      .hero-strip{grid-template-columns:1fr}
      .metric{min-width:100%}
      .intro-main,.content-card,.side-panel,.directory-card,.article-card{padding:19px}
      .copyright{display:grid;gap:8px}
    }

/* roulang page: category2 */
:root{
      --ink:#171b35;
      --muted:#667085;
      --paper:#f7f8fc;
      --white:#fff;
      --teal:#16b7a4;
      --teal-dark:#087d79;
      --violet:#7865ee;
      --orange:#ff9b5b;
      --lime:#d9f36a;
      --deep:#10152d;
      --line:#e5e8f0;
      --soft:#eef8f5;
      --rose:#ff6d88;
      --radius-lg:30px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow:0 18px 50px rgba(23,27,53,.08);
      --shadow-sm:0 8px 24px rgba(23,27,53,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:
        radial-gradient(circle at top left, rgba(22,183,164,.08), transparent 30%),
        radial-gradient(circle at 90% 10%, rgba(120,101,238,.08), transparent 22%),
        var(--paper);
      color:var(--ink);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.75;
      font-size:15px;
      letter-spacing:0;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(22,183,164,.18);color:var(--ink)}
    .container{max-width:1240px}
    .site-header{
      position:sticky;top:0;z-index:30;
      background:rgba(247,248,252,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(229,232,240,.8);
    }
    .nav-wrap{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:22px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:900;
      font-size:20px;
      white-space:nowrap;
      letter-spacing:0;
    }
    .brand-mark{
      width:38px;height:38px;
      border-radius:13px 20px 13px 20px;
      background:linear-gradient(135deg,var(--teal),var(--violet));
      position:relative;
      box-shadow:0 12px 26px rgba(22,183,164,.22);
      flex:0 0 auto;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:13px;height:13px;
      border:3px solid #fff;
      border-radius:50%;
      left:11px;top:8px;
    }
    .nav-tabs{
      display:flex;
      gap:6px;
      align-items:center;
      flex:1;
      overflow:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
      padding:6px 0;
    }
    .nav-tabs::-webkit-scrollbar{display:none}
    .nav-tabs a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:13px;
      white-space:nowrap;
      transition:.25s ease;
      border:1px solid transparent;
    }
    .nav-tabs a:hover,
    .nav-tabs a:focus-visible{
      color:var(--teal-dark);
      background:#e7f6f2;
      border-color:rgba(22,183,164,.15);
      outline:none;
    }
    .nav-tabs a.active{
      background:var(--deep);
      color:#fff;
      box-shadow:0 10px 24px rgba(16,21,45,.18);
    }
    .nav-cta{
      background:linear-gradient(135deg,var(--teal),var(--violet));
      color:#fff;
      border:0;
      border-radius:999px;
      padding:12px 18px;
      font-weight:700;
      transition:.25s ease;
      white-space:nowrap;
      box-shadow:0 12px 24px rgba(22,183,164,.18);
    }
    .nav-cta:hover,
    .nav-cta:focus-visible{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 16px 28px rgba(22,183,164,.24);
      outline:none;
    }
    .nav-cta:active{transform:translateY(0)}
    .page-hero{
      position:relative;
      overflow:hidden;
      padding:74px 0 44px;
      background:
        linear-gradient(106deg, rgba(16,21,45,.96) 10%, rgba(16,21,45,.74) 48%, rgba(16,21,45,.32) 100%),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      color:#fff;
    }
    .page-hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 22% 18%, rgba(217,243,106,.18), transparent 18%),
        radial-gradient(circle at 80% 24%, rgba(120,101,238,.18), transparent 20%);
      pointer-events:none;
    }
    .page-hero .container{position:relative;z-index:1}
    .eyebrow,.tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      border-radius:999px;
      padding:7px 12px;
      background:rgba(217,243,106,.14);
      color:var(--lime);
      font-size:12px;
      font-weight:700;
      letter-spacing:0;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:28px;
      align-items:stretch;
      margin-top:22px;
    }
    .hero-copy h1{
      font-size:clamp(38px,5vw,68px);
      line-height:1.08;
      letter-spacing:-1.2px;
      margin:16px 0 18px;
      max-width:740px;
    }
    .hero-copy h1 span{color:var(--lime)}
    .hero-copy p{
      font-size:17px;
      color:#d8deee;
      max-width:700px;
      margin:0;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin:28px 0 16px;
    }
    .btn-primary-custom{
      background:linear-gradient(135deg,var(--teal),var(--teal-dark));
      color:#fff;
      border:0;
      border-radius:999px;
      padding:12px 19px;
      font-weight:700;
      transition:.25s ease;
      box-shadow:0 12px 24px rgba(22,183,164,.22);
      white-space:nowrap;
    }
    .btn-primary-custom:hover,
    .btn-primary-custom:focus-visible{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 16px 28px rgba(22,183,164,.28);
      outline:none;
    }
    .btn-primary-custom:active{transform:translateY(0)}
    .btn-lightline{
      border:1px solid rgba(255,255,255,.32);
      color:#fff;
      border-radius:999px;
      padding:12px 18px;
      font-weight:700;
      background:rgba(255,255,255,.04);
      transition:.25s ease;
      white-space:nowrap;
    }
    .btn-lightline:hover,
    .btn-lightline:focus-visible{
      background:#fff;
      color:var(--deep);
      outline:none;
      transform:translateY(-2px);
    }
    .hero-strip{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:28px;
    }
    .hero-stat{
      padding:13px 16px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:16px;
      background:rgba(255,255,255,.08);
      color:#fff;
      min-width:150px;
      backdrop-filter:blur(14px);
    }
    .hero-stat b{
      display:block;
      font-size:20px;
      line-height:1.2;
      color:var(--lime);
      margin-bottom:4px;
    }
    .hero-panel{
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.16);
      border-radius:var(--radius-lg);
      padding:22px;
      box-shadow:0 20px 50px rgba(16,21,45,.2);
      backdrop-filter:blur(14px);
      display:flex;
      flex-direction:column;
      gap:16px;
    }
    .hero-panel-top{
      border-radius:24px;
      overflow:hidden;
      position:relative;
      min-height:220px;
      background:#11152c;
    }
    .hero-panel-top img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:220px;
      opacity:.94;
    }
    .hero-panel-top:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 30%, rgba(16,21,45,.74));
    }
    .hero-panel-top .panel-copy{
      position:absolute;
      left:18px;right:18px;bottom:16px;z-index:1;
    }
    .hero-panel-top h2{
      font-size:22px;
      margin:0 0 6px;
      color:#fff;
      letter-spacing:-.4px;
    }
    .hero-panel-top p{
      color:#dce1ef;
      margin:0;
      font-size:14px;
      line-height:1.65;
    }
    .panel-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .metric-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      color:#fff;
      border:1px solid rgba(255,255,255,.14);
      font-size:13px;
    }
    .metric-badge strong{
      color:var(--lime);
      font-size:16px;
    }
    section{padding:80px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:22px;
      align-items:end;
      margin-bottom:28px;
    }
    .section-head h2{
      font-size:clamp(26px,3vw,42px);
      line-height:1.18;
      letter-spacing:-.9px;
      margin:0;
    }
    .section-head p{
      max-width:620px;
      color:var(--muted);
      margin:0;
    }
    .soft-section{background:var(--soft)}
    .dark-section{
      background:var(--deep);
      color:#fff;
      position:relative;
      overflow:hidden;
    }
    .dark-section:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 12% 22%, rgba(22,183,164,.14), transparent 18%),
        radial-gradient(circle at 88% 18%, rgba(120,101,238,.18), transparent 20%);
      pointer-events:none;
    }
    .dark-section .container{position:relative;z-index:1}
    .dark-section .section-head p{color:#bcc3d6}
    .panel{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
    }
    .panel-pad{padding:26px}
    .panel-soft{
      background:linear-gradient(180deg,#fff 0%, #fbfcff 100%);
      border:1px solid rgba(229,232,240,.9);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
    }
    .panel-dark{
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.14);
      border-radius:var(--radius-lg);
      color:#fff;
      backdrop-filter:blur(10px);
    }
    .card-elevated{
      background:#fff;
      border:1px solid var(--line);
      border-radius:24px;
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
      overflow:hidden;
    }
    .card-elevated:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow);
    }
    .card-elevated img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .small-label{
      display:inline-flex;
      align-items:center;
      gap:6px;
      font-size:12px;
      font-weight:700;
      color:var(--teal-dark);
      background:#e8f7f4;
      border-radius:999px;
      padding:6px 10px;
    }
    .subtle{
      color:var(--muted);
    }
    .inline-dot{
      width:8px;height:8px;border-radius:50%;background:var(--orange);display:inline-block;flex:0 0 auto;margin-top:10px;
      box-shadow:0 0 0 5px rgba(255,155,91,.14);
    }
    .channel-grid{
      display:grid;
      grid-template-columns:repeat(6,minmax(0,1fr));
      gap:14px;
    }
    .channel-chip{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      padding:18px 16px;
      min-height:116px;
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
    }
    .channel-chip:hover{
      transform:translateY(-3px);
      border-color:rgba(22,183,164,.22);
      box-shadow:var(--shadow);
    }
    .channel-chip strong{
      display:block;
      margin:8px 0 6px;
      font-size:16px;
    }
    .channel-chip p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .channel-chip .mini{
      display:inline-flex;
      width:28px;height:28px;
      border-radius:11px;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg, rgba(22,183,164,.16), rgba(120,101,238,.14));
      color:var(--deep);
      font-weight:800;
    }
    .feature-layout{
      display:grid;
      grid-template-columns:7fr 5fr;
      gap:28px;
      align-items:stretch;
    }
    .feature-image{
      min-height:460px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      position:relative;
      background:#222;
      box-shadow:var(--shadow);
    }
    .feature-image img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .feature-image:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(16,21,45,.06), rgba(16,21,45,.72));
    }
    .feature-image .overlay{
      position:absolute;
      inset:auto 22px 20px 22px;
      z-index:1;
      color:#fff;
    }
    .feature-image h3{
      margin:0 0 7px;
      font-size:28px;
      line-height:1.18;
      letter-spacing:-.5px;
    }
    .feature-image p{
      margin:0;
      color:#d8deee;
      max-width:520px;
    }
    .feature-panel{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      padding:30px;
      box-shadow:var(--shadow);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:20px;
    }
    .feature-panel h3{
      margin:0;
      font-size:28px;
      line-height:1.18;
      letter-spacing:-.5px;
    }
    .feature-panel p{color:var(--muted);margin:0}
    .feature-list{
      list-style:none;
      padding:0;
      margin:0;
    }
    .feature-list li{
      display:flex;
      gap:12px;
      padding:13px 0;
      border-bottom:1px solid var(--line);
    }
    .feature-list li:last-child{border-bottom:0}
    .feature-list li strong{display:block;margin-bottom:2px}
    .feature-list li span{color:var(--muted);font-size:13px}
    .feature-list li:before{
      content:"↗";
      color:var(--teal);
      font-weight:800;
      margin-top:1px;
      flex:0 0 auto;
    }
    .timeline-shell{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:28px;
      align-items:start;
    }
    .timeline{
      position:relative;
      padding-left:26px;
      margin:0;
    }
    .timeline:before{
      content:"";
      position:absolute;
      left:10px;top:0;bottom:0;
      width:2px;
      background:linear-gradient(180deg, rgba(22,183,164,.18), rgba(120,101,238,.24));
    }
    .timeline-item{
      position:relative;
      padding:0 0 24px 0;
    }
    .timeline-item:last-child{padding-bottom:0}
    .timeline-item:before{
      content:"";
      position:absolute;
      left:-21px;
      top:8px;
      width:12px;height:12px;
      border-radius:50%;
      background:var(--orange);
      box-shadow:0 0 0 6px #fff1e8;
    }
    .timeline-item time{
      display:inline-block;
      font-size:13px;
      font-weight:800;
      color:var(--violet);
      margin-bottom:5px;
    }
    .timeline-item h3{
      font-size:19px;
      line-height:1.35;
      margin:0 0 7px;
    }
    .timeline-item p{
      margin:0;
      color:var(--muted);
    }
    .timeline-side{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .timeline-side img{
      width:100%;
      height:250px;
      object-fit:cover;
    }
    .timeline-side .body{
      padding:24px;
    }
    .timeline-side h3{
      margin:0 0 10px;
      font-size:24px;
      line-height:1.25;
    }
    .timeline-side p{margin:0;color:var(--muted)}
    .metrics-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .metric-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:24px;
      padding:20px;
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
    }
    .metric-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow);
    }
    .metric-card .num{
      font-size:34px;
      line-height:1;
      font-weight:900;
      letter-spacing:-1px;
      color:var(--deep);
      margin-bottom:10px;
    }
    .metric-card .num span{
      font-size:16px;
      color:var(--teal-dark);
      font-weight:800;
    }
    .metric-card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .metric-card .badge{
      background:#eef8f5 !important;
      color:var(--teal-dark) !important;
      border:1px solid rgba(22,183,164,.15);
      font-weight:700;
      margin-bottom:10px;
    }
    .split-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:24px;
    }
    .compare-list{
      background:#fff;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .compare-head{
      padding:20px 24px;
      border-bottom:1px solid var(--line);
      background:#f8f9fd;
      font-weight:800;
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:0;
      border-bottom:1px solid var(--line);
      align-items:start;
    }
    .compare-row:last-child{border-bottom:0}
    .compare-row > div{
      padding:18px 24px;
    }
    .compare-row .good{
      background:#f7fcfb;
      color:var(--teal-dark);
    }
    .compare-row .old{
      color:var(--muted);
      background:#fff;
    }
    .compare-row strong{
      display:block;
      margin-bottom:6px;
      color:var(--ink);
    }
    .compare-row p{
      margin:0;
      font-size:13px;
      line-height:1.7;
    }
    .news-flow{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
    }
    .news-main{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .news-main img{
      width:100%;
      height:300px;
      object-fit:cover;
    }
    .news-main .content{
      padding:26px;
    }
    .news-main time{
      color:var(--violet);
      font-weight:800;
      font-size:13px;
      display:inline-block;
      margin-bottom:10px;
    }
    .news-main h3{
      margin:0 0 12px;
      font-size:28px;
      line-height:1.24;
    }
    .news-main p{margin:0;color:var(--muted)}
    .news-list{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .news-item{
      background:#fff;
      border:1px solid var(--line);
      border-radius:24px;
      padding:18px 20px;
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
    }
    .news-item:hover{
      transform:translateY(-3px);
      border-color:rgba(22,183,164,.24);
      box-shadow:var(--shadow);
    }
    .news-item time{
      display:inline-block;
      color:var(--violet);
      font-size:12px;
      font-weight:800;
      margin-bottom:6px;
    }
    .news-item h3{
      font-size:18px;
      line-height:1.45;
      margin:0 0 8px;
    }
    .news-item p{margin:0;color:var(--muted);font-size:13px}
    .news-item .readmore{
      margin-top:12px;
      display:inline-flex;
      align-items:center;
      gap:7px;
      font-weight:700;
      color:var(--teal-dark);
    }
    .content-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .content-card{
      border-radius:24px;
      overflow:hidden;
      border:1px solid var(--line);
      background:#fff;
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
      height:100%;
    }
    .content-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .content-card img{
      width:100%;
      height:190px;
      object-fit:cover;
    }
    .content-card .body{
      padding:18px;
    }
    .content-card h3{
      font-size:18px;
      margin:0 0 8px;
      line-height:1.45;
    }
    .content-card p{
      margin:0 0 14px;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .tag-row{display:flex;flex-wrap:wrap;gap:8px}
    .pill{
      display:inline-flex;
      align-items:center;
      padding:7px 11px;
      border-radius:999px;
      background:#f2f4fb;
      color:#52607a;
      font-size:12px;
      border:1px solid #e5e8f0;
    }
    .brand-story{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:26px;
      align-items:center;
    }
    .brand-copy{
      background:linear-gradient(180deg,#ffffff 0%, #fbfcff 100%);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      padding:30px;
      box-shadow:var(--shadow);
    }
    .brand-copy h3{
      margin:0 0 14px;
      font-size:30px;
      line-height:1.2;
    }
    .brand-copy p{
      margin:0 0 14px;
      color:var(--muted);
      font-size:15px;
    }
    .brand-copy p:last-child{margin-bottom:0}
    .brand-media{
      border-radius:var(--radius-lg);
      overflow:hidden;
      min-height:380px;
      position:relative;
      box-shadow:var(--shadow);
    }
    .brand-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:380px;
    }
    .brand-media:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(16,21,45,.08), rgba(16,21,45,.5));
    }
    .brand-media .caption{
      position:absolute;
      left:20px;right:20px;bottom:20px;
      z-index:1;
      color:#fff;
    }
    .brand-media .caption h3{
      margin:0 0 6px;
      font-size:24px;
      line-height:1.25;
    }
    .brand-media .caption p{margin:0;color:#dce2f3}
    .faq-wrap .accordion-item{
      background:#fff;
      border:1px solid var(--line);
      border-radius:22px;
      overflow:hidden;
      box-shadow:var(--shadow-sm);
      margin-bottom:14px;
    }
    .faq-wrap .accordion-button{
      background:#fff;
      color:var(--ink);
      font-weight:800;
      padding:20px 22px;
      box-shadow:none;
    }
    .faq-wrap .accordion-button:not(.collapsed){
      background:linear-gradient(180deg,#f8fdfb,#fff);
      color:var(--deep);
    }
    .faq-wrap .accordion-button:focus{
      box-shadow:0 0 0 .2rem rgba(22,183,164,.15);
      border-color:rgba(22,183,164,.18);
    }
    .faq-wrap .accordion-button::after{
      background-size:1rem;
      width:1rem;height:1rem;
    }
    .faq-wrap .accordion-body{
      color:var(--muted);
      padding:0 22px 22px;
      line-height:1.8;
    }
    .subscribe-box{
      background:linear-gradient(135deg, rgba(22,183,164,.12), rgba(120,101,238,.10));
      border:1px solid rgba(22,183,164,.16);
      border-radius:var(--radius-lg);
      padding:28px;
      box-shadow:var(--shadow);
    }
    .subscribe-box h3{
      margin:0 0 10px;
      font-size:28px;
      line-height:1.2;
    }
    .subscribe-box p{margin:0 0 22px;color:var(--muted)}
    .subscribe-form label{
      font-size:13px;
      font-weight:700;
      color:var(--ink);
      margin-bottom:6px;
    }
    .subscribe-form .form-control,
    .subscribe-form .form-select{
      border-radius:16px;
      border:1px solid var(--line);
      padding:12px 14px;
      min-height:48px;
      box-shadow:none;
      background:#fff;
    }
    .subscribe-form .form-control:focus,
    .subscribe-form .form-select:focus{
      border-color:rgba(22,183,164,.42);
      box-shadow:0 0 0 .2rem rgba(22,183,164,.12);
    }
    .helper-text{
      color:var(--muted);
      font-size:12px;
      margin-top:8px;
      line-height:1.65;
    }
    .cta-band{
      background:var(--deep);
      color:#fff;
      border-radius:34px;
      padding:34px;
      position:relative;
      overflow:hidden;
      box-shadow:0 26px 58px rgba(16,21,45,.24);
    }
    .cta-band:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 22%, rgba(22,183,164,.16), transparent 20%),
        radial-gradient(circle at 82% 12%, rgba(217,243,106,.18), transparent 18%);
      pointer-events:none;
    }
    .cta-band .inner{position:relative;z-index:1}
    .cta-band h3{
      margin:0 0 12px;
      font-size:34px;
      line-height:1.18;
    }
    .cta-band p{
      color:#c5ccdf;
      margin:0;
      max-width:760px;
    }
    .cta-band .actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:22px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .9fr .9fr .9fr;
      gap:24px;
      padding:8px 0 20px;
    }
    footer{
      padding:48px 0 24px;
      background:#fff;
      border-top:1px solid var(--line);
    }
    .footer-title{
      font-size:14px;
      font-weight:800;
      margin-bottom:14px;
      color:var(--ink);
    }
    .footer-note{
      color:var(--muted);
      max-width:360px;
      margin:0;
      line-height:1.8;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      transition:.2s ease;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--teal-dark);
      outline:none;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      padding-top:20px;
      border-top:1px solid var(--line);
      color:var(--muted);
      font-size:13px;
    }
    .copyright a{color:var(--teal-dark)}
    .top-anchor{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:25;
      width:46px;
      height:46px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      color:var(--deep);
      transition:.25s ease;
    }
    .top-anchor:hover,
    .top-anchor:focus-visible{
      transform:translateY(-2px);
      box-shadow:var(--shadow);
      color:var(--teal-dark);
      outline:none;
    }
    .spaced-list{display:grid;gap:14px}
    .mini-list{display:grid;gap:12px}
    .mini-row{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:16px 0;
      border-bottom:1px solid rgba(229,232,240,.9);
    }
    .mini-row:last-child{border-bottom:0}
    .mini-row .dot{
      width:11px;height:11px;border-radius:50%;
      background:linear-gradient(135deg,var(--teal),var(--violet));
      margin-top:7px;
      flex:0 0 auto;
      box-shadow:0 0 0 5px rgba(22,183,164,.08);
    }
    .mini-row strong{display:block;margin-bottom:5px}
    .mini-row p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
    .image-box{
      border-radius:24px;
      overflow:hidden;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      background:#fff;
    }
    .image-box img{width:100%;height:100%;object-fit:cover}
    .summary-belt{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:18px;
    }
    .summary-belt .pill{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.12);
      color:#fff;
    }
    .dark-section .pill{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.14);
      color:#fff;
    }
    .dark-section .subtle{color:#c5ccdf}
    .btn-ghost{
      border:1px solid var(--line);
      background:#fff;
      color:var(--ink);
      border-radius:999px;
      padding:12px 18px;
      font-weight:700;
      transition:.25s ease;
      white-space:nowrap;
    }
    .btn-ghost:hover,
    .btn-ghost:focus-visible{
      color:var(--teal-dark);
      border-color:rgba(22,183,164,.25);
      box-shadow:var(--shadow-sm);
      transform:translateY(-2px);
      outline:none;
    }
    .btn-ghost:active{transform:translateY(0)}
    .btn-disabled,
    .btn-primary-custom:disabled,
    .btn-ghost:disabled{
      opacity:.5;
      pointer-events:none;
      transform:none;
    }
    .article-marker{
      color:var(--orange);
      font-weight:800;
      font-size:12px;
      letter-spacing:.4px;
      margin-bottom:8px;
      display:inline-block;
    }
    .list-divider{
      height:1px;
      background:var(--line);
      margin:14px 0;
    }
    .hidden-desktop{display:none}
    .focus-banner{
      background:linear-gradient(135deg, rgba(22,183,164,.09), rgba(120,101,238,.09));
      border:1px solid rgba(22,183,164,.14);
      border-radius:var(--radius-lg);
      padding:24px;
    }
    .focus-banner h3{
      margin:0 0 10px;
      font-size:26px;
      line-height:1.22;
    }
    .focus-banner p{margin:0;color:var(--muted)}
    .focus-banner .meta{
      margin-top:14px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .focus-banner .meta span{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 10px;
      background:#fff;
      border-radius:999px;
      border:1px solid var(--line);
      color:#52607a;
      font-size:12px;
    }
    @media (max-width: 1199.98px){
      .channel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
      .feature-layout,.timeline-shell,.news-flow,.brand-story,.split-grid{grid-template-columns:1fr}
      .metrics-grid{grid-template-columns:repeat(2,1fr)}
      .content-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
      .hero-grid{grid-template-columns:1fr}
      .hero-panel-top{min-height:200px}
    }
    @media (max-width: 991.98px){
      section{padding:66px 0}
      .nav-wrap{gap:12px}
      .nav-cta{display:none}
      .page-hero{padding:62px 0 38px}
      .hero-copy h1{font-size:clamp(34px,9vw,52px)}
      .hero-copy p{font-size:16px}
      .section-head{flex-direction:column;align-items:flex-start}
      .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .metrics-grid{grid-template-columns:1fr 1fr}
      .content-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 767.98px){
      .nav-wrap{min-height:72px}
      .brand{font-size:18px}
      .brand-mark{width:34px;height:34px}
      .nav-tabs{margin-right:-8px}
      .page-hero{padding:54px 0 32px}
      .hero-copy h1{font-size:34px;line-height:1.12}
      .hero-copy p{font-size:15px}
      .hero-actions,.cta-band .actions{flex-direction:column}
      .hero-actions .btn-primary-custom,
      .hero-actions .btn-lightline,
      .cta-band .actions .btn-primary-custom,
      .cta-band .actions .btn-ghost{width:100%;justify-content:center}
      .hero-stat{min-width:calc(50% - 6px);flex:1 1 calc(50% - 6px)}
      .channel-grid,.metrics-grid,.footer-grid{grid-template-columns:1fr}
      .content-card img,.news-main img,.timeline-side img{height:220px}
      .cta-band{padding:26px}
      .cta-band h3{font-size:28px}
      .brand-copy h3{font-size:26px}
      .feature-panel h3,.feature-image h3,.timeline-side h3,.subscribe-box h3,.news-main h3{font-size:24px}
      .metric-card .num{font-size:30px}
      .copyright{font-size:12px}
      .top-anchor{right:14px;bottom:14px}
    }
    @media (max-width: 575.98px){
      section{padding:56px 0}
      .container{padding-left:16px;padding-right:16px}
      .hero-stat{min-width:100%}
      .channel-chip,.metric-card,.news-item,.content-card .body,.feature-panel,.subscribe-box,.brand-copy,.panel-pad{padding:18px}
      .timeline{padding-left:20px}
      .timeline-item:before{left:-17px}
      .compare-row,.compare-head{display:block}
      .compare-row > div{padding:16px 18px}
      .news-main .content{padding:20px}
      .page-hero{background-position:center top}
    }

/* roulang page: category4 */
:root{
      --ink:#171b35;--muted:#667085;--paper:#f7f8fc;--white:#fff;
      --teal:#16b7a4;--teal-dark:#087d79;--violet:#7865ee;--orange:#ff9b5b;
      --lime:#d9f36a;--deep:#10152d;--line:#e5e8f0;--soft:#eef8f5;
      --success:#1c9c72;--warning:#ed9b38;--danger:#dd6670;
      --radius-lg:30px;--radius-md:18px;--radius-sm:12px;
      --shadow:0 18px 50px rgba(23,27,53,.08);--shadow-sm:0 8px 24px rgba(23,27,53,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    .container{max-width:1240px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,252,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,232,240,.85)}
    .nav-wrap{min-height:78px;display:flex;align-items:center;gap:25px}
    .brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:21px;white-space:nowrap}
    .brand-mark{width:37px;height:37px;border-radius:13px 20px 13px 20px;background:linear-gradient(135deg,var(--teal),var(--violet));position:relative}
    .brand-mark:after{content:"";position:absolute;width:13px;height:13px;border:3px solid #fff;border-radius:50%;left:11px;top:8px}
    .nav-tabs{display:flex;gap:5px;align-items:center;flex:1;overflow:auto;scrollbar-width:none}
    .nav-tabs::-webkit-scrollbar{display:none}
    .nav-tabs a{padding:9px 13px;border-radius:999px;color:var(--muted);font-size:13px;white-space:nowrap;transition:.25s}
    .nav-tabs a:hover,.nav-tabs a:focus{color:var(--teal-dark);background:#e7f6f2}
    .nav-tabs a.active{background:var(--deep);color:#fff}
    .nav-cta,.btn-primary{background:var(--teal);color:#fff;border:0;border-radius:999px;padding:12px 20px;font-weight:700;transition:.25s;white-space:nowrap}
    .nav-cta:hover,.btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(22,183,164,.22)}
    .nav-cta:focus,.btn-primary:focus,.btn-outline:focus,.filter-btn:focus,.accordion-button:focus,input:focus{outline:3px solid rgba(22,183,164,.3);outline-offset:2px}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;width:44px;height:44px;color:var(--deep)}
    .hero-inner{position:relative;z-index:1}
    .hero{min-height:500px;padding:68px 0 56px;color:#fff;position:relative;overflow:hidden;background:var(--deep) url("/assets/images/backpic/back-2.webp") center/cover}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(16,21,45,.97) 18%,rgba(16,21,45,.76) 60%,rgba(16,21,45,.25))}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 12px;background:rgba(217,243,106,.15);color:var(--lime);font-size:12px;font-weight:700}
    .hero h1{font-size:clamp(40px,5.5vw,68px);line-height:1.1;letter-spacing:-3px;margin:20px 0 17px;max-width:730px}
    .hero h1 span{color:var(--lime)}
    .hero-copy{color:#d9deed;font-size:18px;max-width:680px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 0}
    .btn-lightline,.btn-outline{border:1px solid rgba(255,255,255,.38);color:#fff;border-radius:999px;padding:11px 19px;transition:.25s;background:transparent}
    .btn-lightline:hover,.btn-outline:hover{background:#fff;color:var(--deep)}
    .hero-panel{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:24px;padding:24px;backdrop-filter:blur(10px);margin-top:30px}
    .hero-panel b{font-size:27px;color:var(--lime);display:block;line-height:1.1}
    .hero-panel small{color:#d9deed}
    section{padding:76px 0}
    .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:30px}
    .section-head h2{font-size:clamp(27px,3vw,42px);line-height:1.2;letter-spacing:-1.5px;margin:0}
    .section-head p{max-width:590px;color:var(--muted);margin:0}
    .soft-section{background:var(--soft)}
    .dark-section{background:var(--deep);color:#fff}
    .dark-section .section-head p{color:#b8bfd2}
    .filter-layout{display:grid;grid-template-columns:245px 1fr;gap:28px;align-items:start}
    .filter-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;position:sticky;top:102px}
    .filter-box h3{font-size:18px;margin:0 0 15px}
    .filter-group{padding:16px 0;border-top:1px solid var(--line)}
    .filter-group:first-of-type{border-top:0;padding-top:0}
    .filter-label{font-size:12px;color:var(--muted);font-weight:800;margin-bottom:8px;display:block}
    .filter-btn{display:block;width:100%;text-align:left;border:0;background:transparent;border-radius:10px;padding:9px 10px;color:var(--muted);font-size:14px}
    .filter-btn:hover,.filter-btn.active{background:#e7f6f2;color:var(--teal-dark);font-weight:700}
    .topic-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}
    .topic-head h3{margin:0;font-size:22px}
    .topic-head span{font-size:13px;color:var(--muted)}
    .feature-story{display:grid;grid-template-columns:1.08fr 1fr;min-height:300px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);margin-bottom:18px}
    .feature-story img{width:100%;height:100%;object-fit:cover;min-height:300px}
    .story-body{padding:28px}
    .story-body h3{font-size:28px;line-height:1.35;margin:13px 0}
    .story-body p{color:var(--muted);margin-bottom:20px}
    .text-link{color:var(--teal-dark);font-weight:800;display:inline-flex;gap:7px;align-items:center}
    .text-link:hover{color:var(--violet)}
    .article-list{display:grid;gap:12px}
    .article-item{display:grid;grid-template-columns:108px 1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:15px;transition:.25s}
    .article-item:hover{transform:translateX(4px);border-color:#b7e4db;box-shadow:var(--shadow-sm)}
    .article-item img{width:108px;height:78px;object-fit:cover;border-radius:12px}
    .article-item h4{font-size:17px;line-height:1.45;margin:5px 0}
    .article-item p{font-size:13px;color:var(--muted);margin:0}
    .article-item time{color:var(--violet);font-size:12px;font-weight:800}
    .metric-row{display:flex;gap:12px;flex-wrap:wrap}
    .metric{flex:1 1 150px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}
    .metric strong{font-size:29px;line-height:1;color:var(--teal-dark);display:block;margin-bottom:8px}
    .metric span{font-size:13px;color:var(--muted)}
    .compare{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
    .compare-row{display:grid;grid-template-columns:1.1fr 1fr 1fr;border-bottom:1px solid var(--line);align-items:center}
    .compare-row:last-child{border:0}
    .compare-row>div{padding:17px 21px}
    .compare-row.head{background:#f1f5f7;font-weight:800}
    .compare-row .good{color:var(--teal-dark);background:#f5fcf9}
    .compare-row .old{color:var(--muted)}
    .insight-panel{background:var(--violet);color:#fff;border-radius:var(--radius-lg);padding:30px;height:100%}
    .insight-panel h3{font-size:27px;line-height:1.3}
    .insight-panel p{color:#eeeaff}
    .insight-panel ul{padding-left:20px;margin:22px 0 0}
    .insight-panel li{margin:8px 0}
    .timeline{border-left:2px solid #cae5df;padding-left:29px}
    .timeline-item{position:relative;padding:0 0 25px}
    .timeline-item:before{content:"";position:absolute;left:-36px;top:9px;width:12px;height:12px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 6px #fff1e8}
    .timeline-item time{color:var(--violet);font-weight:800;font-size:13px}
    .timeline-item h3{font-size:19px;margin:5px 0}
    .timeline-item p{color:var(--muted);margin:0}
    .quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:24px;height:100%;transition:.25s}
    .quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
    .quote-card p{font-size:16px;margin:0 0 15px}
    .quote-card small{color:var(--muted)}
    .accordion{--bs-accordion-border-color:var(--line);--bs-accordion-btn-focus-box-shadow:none}
    .accordion-item{border:1px solid var(--line)!important;border-radius:15px!important;margin-bottom:11px;overflow:hidden;background:#fff}
    .accordion-button{font-weight:800;color:var(--ink);background:#fff;padding:18px 21px}
    .accordion-button:not(.collapsed){color:var(--teal-dark);background:#f1fbf8;box-shadow:none}
    .accordion-body{color:var(--muted);padding:0 21px 20px}
    .cta{background:linear-gradient(115deg,var(--teal-dark),var(--violet));border-radius:var(--radius-lg);padding:42px;color:#fff;position:relative;overflow:hidden}
    .cta:after{content:"";position:absolute;width:240px;height:240px;border-radius:50%;background:rgba(217,243,106,.18);right:-50px;top:-90px}
    .cta h2{font-size:35px;line-height:1.25;position:relative;z-index:1}
    .cta p{color:#e5fff9;max-width:670px;position:relative;z-index:1}
    .cta .btn-primary{background:var(--lime);color:var(--deep);position:relative;z-index:1}
    footer{background:var(--deep);color:#fff;padding:60px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:35px}
    .footer-note{color:#aeb6cd;max-width:310px}
    .footer-title{font-weight:800;margin-bottom:13px}
    .footer-links{display:grid;gap:8px;color:#aeb6cd;font-size:14px}
    .footer-links a:hover{color:var(--lime)}
    .copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;display:flex;flex-wrap:wrap;gap:17px;color:#8993af;font-size:12px}
    .copyright a{color:#b7c0d5}
    .empty-state{padding:22px;border:1px dashed #cbd3df;border-radius:var(--radius-md);color:var(--muted);background:#fbfcfe}
    @media(max-width:992px){
      .nav-wrap{gap:13px}.nav-cta{display:none}.filter-layout{grid-template-columns:205px 1fr}
      .feature-story{grid-template-columns:1fr}.feature-story img{height:220px;min-height:0}
      .footer-grid{grid-template-columns:1.5fr 1fr 1fr}
    }
    @media(max-width:768px){
      .nav-wrap{min-height:68px}.brand{font-size:18px}.menu-toggle{display:block;order:3}
      .nav-tabs{position:absolute;left:15px;right:15px;top:68px;padding:9px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);display:none}
      .nav-tabs.show{display:flex;flex-wrap:wrap}.nav-tabs a{font-size:12px}
      .hero{min-height:520px;padding:55px 0 45px}.hero h1{letter-spacing:-2px}.hero-copy{font-size:16px}
      section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:13px}
      .filter-layout{grid-template-columns:1fr}.filter-box{position:static}.filter-group{display:inline-block;vertical-align:top;width:48%;padding-right:8px}
      .article-item{grid-template-columns:82px 1fr}.article-item img{width:82px;height:68px}.article-item .text-link{grid-column:2}
      .compare-row{grid-template-columns:1fr 1fr}.compare-row.head div:first-child,.compare-row>div:first-child{grid-column:1/-1;background:#f1f5f7}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      .hero h1{font-size:40px}.hero-panel{padding:18px}.filter-group{width:100%}
      .article-item{gap:11px;padding:12px}.article-item h4{font-size:15px}
      .article-item p{display:none}.cta{padding:28px 22px}.cta h2{font-size:28px}
      .footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:7px}
    }

/* roulang page: category6 */
:root{
      --ink:#171b35;--muted:#667085;--paper:#f7f8fc;--white:#fff;
      --teal:#16b7a4;--teal-dark:#087d79;--violet:#7865ee;--orange:#ff9b5b;
      --lime:#d9f36a;--deep:#10152d;--line:#e5e8f0;--soft:#eef8f5;
      --success:#15966c;--warning:#b36c19;--danger:#bd4c62;
      --radius-lg:30px;--radius-md:18px;--radius-sm:12px;
      --shadow:0 18px 50px rgba(23,27,53,.08);--shadow-sm:0 8px 24px rgba(23,27,53,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none}
    a:focus,button:focus,input:focus{outline:3px solid rgba(22,183,164,.3);outline-offset:3px}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1240px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,252,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,232,240,.85)}
    .nav-wrap{min-height:78px;display:flex;align-items:center;gap:25px}
    .brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:21px;white-space:nowrap}
    .brand-mark{width:37px;height:37px;border-radius:13px 20px 13px 20px;background:linear-gradient(135deg,var(--teal),var(--violet));position:relative}
    .brand-mark:after{content:"";position:absolute;width:13px;height:13px;border:3px solid #fff;border-radius:50%;left:11px;top:8px}
    .nav-tabs{display:flex;gap:5px;align-items:center;flex:1;overflow:auto;scrollbar-width:none}
    .nav-tabs::-webkit-scrollbar{display:none}
    .nav-tabs a{padding:9px 13px;border-radius:999px;color:var(--muted);font-size:13px;white-space:nowrap;transition:.25s}
    .nav-tabs a:hover,.nav-tabs a:focus{color:var(--teal-dark);background:#e7f6f2}
    .nav-tabs a.active{background:var(--deep);color:#fff}
    .nav-cta,.btn-primary{background:var(--teal);color:#fff;border:0;border-radius:999px;padding:12px 20px;font-weight:700;transition:.25s;white-space:nowrap}
    .nav-cta:hover,.btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(22,183,164,.22)}
    .btn-primary:active,.nav-cta:active{transform:translateY(0);box-shadow:none}
    .btn-outline{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:999px;padding:11px 19px;font-weight:700;transition:.25s}
    .btn-outline:hover{border-color:var(--teal);color:var(--teal-dark);background:#effbf8}
    .btn-lightline{display:inline-flex;border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:999px;padding:12px 20px;transition:.25s}
    .btn-lightline:hover{background:#fff;color:var(--deep)}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;width:44px;height:44px}
    .hero-inner{position:relative;z-index:1}
    .sub-hero{padding:78px 0 65px;position:relative;overflow:hidden;background:var(--deep) url("/assets/images/backpic/back-3.webp") center/cover}
    .sub-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(108deg,rgba(16,21,45,.97),rgba(16,21,45,.68) 65%,rgba(16,21,45,.32))}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 12px;background:rgba(217,243,106,.15);color:var(--lime);font-size:12px;font-weight:700}
    .sub-hero h1{font-size:clamp(40px,6vw,70px);line-height:1.1;letter-spacing:-3px;color:#fff;max-width:790px;margin:20px 0 18px}
    .hero-copy{color:#d9deed;font-size:18px;max-width:680px}
    section{padding:78px 0}
    .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:30px}
    .section-head h2{font-size:clamp(27px,3vw,42px);line-height:1.2;letter-spacing:-1.5px;margin:0}
    .section-head p{max-width:590px;color:var(--muted);margin:0}
    .soft-section{background:var(--soft)}
    .dark-section{background:var(--deep);color:#fff}
    .dark-section .section-head p{color:#b8bfd2}
    .intro-layout{display:grid;grid-template-columns:7fr 5fr;gap:30px;align-items:stretch}
    .story-card,.info-panel,.topic-card,.comment-card,.update-card,.subscribe-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
    .story-card{padding:35px}
    .story-card p{color:var(--muted);font-size:16px}
    .story-card p:last-child{margin-bottom:0}
    .visual-card{min-height:360px;overflow:hidden;border-radius:var(--radius-lg);position:relative}
    .visual-card img{width:100%;height:100%;object-fit:cover}
    .visual-card:after{content:"社区声音 · 持续更新";position:absolute;left:22px;bottom:20px;background:rgba(16,21,45,.8);color:#fff;border-radius:999px;padding:8px 14px;font-size:13px}
    .metric-row{display:flex;gap:12px;flex-wrap:wrap}
    .metric{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px 20px;min-width:145px}
    .metric strong{display:block;font-size:28px;line-height:1.2;color:var(--teal-dark)}
    .metric span{color:var(--muted);font-size:13px}
    .topic-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}
    .topic-card{padding:25px;transition:.25s}
    .topic-card:hover,.comment-card:hover,.update-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .topic-card h3{font-size:22px;margin:12px 0 8px}
    .topic-card p{color:var(--muted);margin:0 0 18px}
    .topic-card.featured{padding:0;overflow:hidden}
    .topic-card.featured img{height:255px;width:100%;object-fit:cover}
    .topic-card.featured .topic-body{padding:25px}
    .mini-topic{display:flex;gap:16px;align-items:flex-start;margin-bottom:15px}
    .mini-topic:last-child{margin-bottom:0}
    .mini-icon{width:40px;height:40px;border-radius:13px;background:#e7f6f2;color:var(--teal-dark);display:grid;place-items:center;font-weight:900;flex:none}
    .mini-topic h3{font-size:16px;margin:0 0 3px}
    .mini-topic p{font-size:13px;line-height:1.6;margin:0;color:var(--muted)}
    .filter-bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
    .filter-bar button{border:1px solid var(--line);background:#fff;color:var(--muted);padding:9px 15px;border-radius:999px;transition:.2s}
    .filter-bar button:hover,.filter-bar button.active{background:var(--deep);color:#fff;border-color:var(--deep)}
    .comment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .comment-card{padding:22px;transition:.25s}
    .comment-card .user{display:flex;align-items:center;gap:10px;margin-bottom:14px}
    .avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--violet),var(--orange));color:#fff;font-weight:800}
    .user small{display:block;color:var(--muted)}
    .comment-card p{margin:0;color:#454c62}
    .comment-foot{display:flex;justify-content:space-between;margin-top:17px;color:var(--muted);font-size:12px}
    .pulse-layout{display:grid;grid-template-columns:5fr 7fr;gap:30px;align-items:start}
    .pulse-panel{background:var(--violet);border-radius:var(--radius-lg);padding:30px;color:#fff}
    .pulse-panel h2{font-size:31px;line-height:1.25}
    .pulse-panel p{color:#eeeaff}
    .pulse-list{list-style:none;margin:0;padding:0}
    .pulse-list li{padding:18px 0;border-bottom:1px solid var(--line);display:flex;gap:16px;justify-content:space-between}
    .pulse-list li:last-child{border-bottom:0}
    .pulse-list time{font-size:12px;color:var(--violet);font-weight:800;white-space:nowrap}
    .pulse-list h3{font-size:17px;margin:0 0 4px}
    .pulse-list p{color:var(--muted);font-size:13px;margin:0}
    .update-layout{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .update-card{padding:22px;display:flex;gap:18px;transition:.25s}
    .update-number{font-size:30px;font-weight:900;color:var(--orange);line-height:1}
    .update-card h3{font-size:17px;margin:0 0 6px}
    .update-card p{color:var(--muted);font-size:13px;margin:0}
    .subscribe-card{padding:34px;background:linear-gradient(135deg,#fff,#effbf8)}
    .subscribe-card h2{font-size:32px;line-height:1.3}
    .subscribe-form{display:flex;gap:10px;margin-top:21px}
    .subscribe-form input{flex:1;border:1px solid var(--line);border-radius:999px;padding:12px 17px;background:#fff;color:var(--ink)}
    .form-hint{color:var(--muted);font-size:12px;margin:11px 0 0}
    .form-success{display:none;color:var(--success);font-size:13px;margin-top:10px}
    .faq .accordion-item{border:1px solid var(--line);border-radius:var(--radius-sm)!important;overflow:hidden;margin-bottom:10px;background:#fff}
    .faq .accordion-button{font-weight:800;color:var(--ink);background:#fff;box-shadow:none;padding:19px 22px}
    .faq .accordion-button:not(.collapsed){color:var(--teal-dark);background:#f1fbf8}
    .faq .accordion-body{color:var(--muted);padding:0 22px 21px}
    .cta-band{padding:65px 0;background:linear-gradient(120deg,var(--deep),#25204d);color:#fff}
    .cta-content{display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta-content h2{font-size:clamp(28px,4vw,45px);margin:0 0 8px}
    .cta-content p{margin:0;color:#c6cbe0}
    footer{background:#0c1024;color:#fff;padding:52px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:30px}
    .footer-note{color:#aeb5ca;max-width:310px}
    .footer-title{font-weight:800;margin-bottom:14px}
    .footer-links{display:grid;gap:8px;color:#aeb5ca;font-size:14px}
    .footer-links a:hover,footer a:hover{color:var(--lime)}
    .copyright{display:flex;flex-wrap:wrap;gap:14px;border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:18px;color:#8991aa;font-size:12px}
    @media(max-width:992px){
      .nav-wrap{gap:13px}.nav-cta{display:none}
      .intro-layout,.topic-layout,.pulse-layout{grid-template-columns:1fr}
      .comment-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:2fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2}
    }
    @media(max-width:768px){
      .nav-wrap{min-height:68px;position:relative}.menu-toggle{display:block;order:3}
      .nav-tabs{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:12px;box-shadow:var(--shadow);border:1px solid var(--line);border-radius:0 0 16px 16px;flex-wrap:wrap}
      .nav-tabs.show{display:flex}.nav-tabs a{padding:10px 12px}
      .sub-hero{padding:58px 0 52px}.sub-hero h1{letter-spacing:-2px}
      section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:13px}
      .comment-grid,.update-layout{grid-template-columns:1fr}
      .subscribe-form{display:block}.subscribe-form .btn-primary{width:100%;margin-top:10px}
      .cta-content{display:block}.cta-content .btn-lightline{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:last-child{grid-column:auto}
    }
    @media(max-width:520px){
      .brand{font-size:18px}.brand-mark{width:33px;height:33px}
      .story-card,.subscribe-card,.pulse-panel{padding:24px}
      .metric{flex:1;min-width:130px}.visual-card{min-height:260px}
      .pulse-list li{display:block}.pulse-list time{display:block;margin-bottom:5px}
      .footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:7px}
    }

/* roulang page: category5 */
:root{
      --ink:#171b35;
      --muted:#667085;
      --paper:#f7f8fc;
      --white:#fff;
      --teal:#16b7a4;
      --teal-dark:#087d79;
      --violet:#7865ee;
      --orange:#ff9b5b;
      --lime:#d9f36a;
      --deep:#10152d;
      --line:#e5e8f0;
      --soft:#eef8f5;
      --rose:#ff6d88;
      --success:#15966c;
      --warning:#b36c19;
      --danger:#bd4c62;
      --radius-lg:30px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow:0 18px 50px rgba(23,27,53,.08);
      --shadow-sm:0 8px 24px rgba(23,27,53,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;font-size:15px;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    a:hover{color:inherit}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(22,183,164,.22);color:var(--ink)}
    .container{max-width:1240px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,252,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,232,240,.82)}
    .nav-wrap{min-height:78px;display:flex;align-items:center;gap:25px}
    .brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:21px;white-space:nowrap}
    .brand-mark{width:37px;height:37px;border-radius:13px 20px 13px 20px;background:linear-gradient(135deg,var(--teal),var(--violet));position:relative;box-shadow:0 12px 28px rgba(22,183,164,.22)}
    .brand-mark:after{content:"";position:absolute;width:13px;height:13px;border:3px solid #fff;border-radius:50%;left:11px;top:8px}
    .nav-tabs{display:flex;gap:5px;align-items:center;flex:1;overflow:auto;scrollbar-width:none;border:0}
    .nav-tabs::-webkit-scrollbar{display:none}
    .nav-tabs a{padding:9px 13px;border-radius:999px;color:var(--muted);font-size:13px;white-space:nowrap;transition:.25s;border:1px solid transparent}
    .nav-tabs a:hover,.nav-tabs a:focus{color:var(--teal-dark);background:#e7f6f2;outline:0;border-color:rgba(22,183,164,.18)}
    .nav-tabs a.active{background:var(--deep);color:#fff}
    .nav-cta,.btn-primary{background:var(--teal);color:#fff;border:0;border-radius:999px;padding:12px 20px;font-weight:700;transition:.25s;white-space:nowrap}
    .nav-cta:hover,.btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(22,183,164,.22)}
    .nav-cta:focus,.btn-primary:focus,.btn-soft:focus,.btn-outline-custom:focus{outline:3px solid rgba(217,243,106,.6);outline-offset:2px;box-shadow:none}
    .nav-cta:active,.btn-primary:active{transform:translateY(0);background:#076a67}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;width:44px;height:44px;align-items:center;justify-content:center;color:var(--ink)}
    .menu-toggle span{width:18px;height:2px;background:var(--ink);display:block;position:relative;border-radius:99px}
    .menu-toggle span:before,.menu-toggle span:after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:99px}
    .menu-toggle span:before{top:-6px}
    .menu-toggle span:after{top:6px}
    .mobile-panel{display:none;padding:0 0 16px}
    .mobile-panel .nav-tabs{padding:10px 0}
    section{padding:76px 0}
    .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:30px}
    .section-head h2{font-size:clamp(27px,3vw,43px);line-height:1.2;letter-spacing:-1.5px;margin:0}
    .section-head p{max-width:570px;color:var(--muted);margin:0}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 12px;background:rgba(217,243,106,.15);color:var(--lime);font-size:12px;font-weight:700}
    .tag-dark{background:var(--deep);color:#fff}
    .tag-soft{background:#e7f6f2;color:var(--teal-dark)}
    .hero-special{position:relative;overflow:hidden;background:var(--deep);padding:42px 0 74px;color:#fff}
    .hero-special:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 18% 18%,rgba(22,183,164,.36),transparent 34%),radial-gradient(circle at 82% 22%,rgba(120,101,238,.36),transparent 30%),linear-gradient(130deg,rgba(16,21,45,.98),rgba(16,21,45,.82))}
    .hero-special:after{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-2.webp") center/cover;opacity:.22;mix-blend-mode:screen}
    .hero-special .container{position:relative;z-index:1}
    .flash-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:24px;padding:14px 16px 14px 22px;margin-bottom:42px;backdrop-filter:blur(16px)}
    .flash-title{display:flex;align-items:center;gap:12px;font-weight:800}
    .flash-title b{color:var(--lime)}
    .countdown{display:flex;gap:8px;align-items:center}
    .time-cell{min-width:48px;text-align:center;background:#fff;color:var(--deep);border-radius:14px;padding:5px 8px;font-weight:900;line-height:1.2}
    .time-cell small{display:block;color:var(--muted);font-size:10px;font-weight:700}
    .hero-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(360px,.72fr);gap:30px;align-items:stretch}
    .hero-copy h1{font-size:clamp(38px,5.4vw,70px);line-height:1.08;letter-spacing:-2.4px;margin:18px 0 20px;max-width:760px}
    .hero-copy p{font-size:18px;color:#d9deed;max-width:710px;margin:0}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .btn-lightline{border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:999px;padding:12px 20px;transition:.25s;background:rgba(255,255,255,.04)}
    .btn-lightline:hover{background:#fff;color:var(--deep);transform:translateY(-2px)}
    .btn-soft{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(22,183,164,.18);background:#e7f6f2;color:var(--teal-dark);border-radius:999px;padding:11px 18px;font-weight:800;transition:.25s}
    .btn-soft:hover{background:#d7f0eb;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .btn-outline-custom{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:999px;padding:11px 18px;font-weight:800;transition:.25s}
    .btn-outline-custom:hover{border-color:rgba(22,183,164,.35);color:var(--teal-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .feature-article{background:#fff;color:var(--ink);border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 22px 70px rgba(0,0,0,.2);border:1px solid rgba(255,255,255,.35)}
    .feature-article img{height:242px;width:100%;object-fit:cover}
    .feature-body{padding:24px}
    .feature-body h2{font-size:24px;line-height:1.25;margin:10px 0}
    .feature-body p{color:var(--muted);margin:0 0 18px;font-size:14px}
    .deal-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:24px}
    .deal-badge{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:14px;color:#fff}
    .deal-badge b{display:block;color:var(--lime);font-size:24px;line-height:1.1}
    .soft-section{background:var(--soft)}
    .dark-section{background:var(--deep);color:#fff}
    .dark-section .section-head p,.dark-section .muted{color:#b8bfd2}
    .intro-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:30px}
    .lead-text{font-size:17px;color:#3d4358;margin:0}
    .toc-wrap{display:grid;grid-template-columns:280px minmax(0,1fr);gap:26px;align-items:start}
    .toc-card{position:sticky;top:104px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-sm)}
    .toc-card h2{font-size:22px;margin:0 0 15px}
    .toc-list{display:grid;gap:9px}
    .toc-list a{display:flex;justify-content:space-between;gap:12px;padding:12px 13px;border-radius:14px;background:#f9fafc;color:var(--muted);font-weight:700;transition:.25s}
    .toc-list a:hover{background:#e7f6f2;color:var(--teal-dark);transform:translateX(3px)}
    .toc-list span{color:var(--teal-dark)}
    .content-stack{display:grid;gap:18px}
    .chapter-card,.content-card,.quote-card,.info-panel,.news-item,.related-card,.faq-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:24px;transition:.25s}
    .chapter-card:hover,.content-card:hover,.quote-card:hover,.news-item:hover,.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
    .chapter-card h3{font-size:24px;margin:8px 0 10px}
    .chapter-card p{color:var(--muted);margin:0}
    .chapter-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
    .image-story{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
    .image-story.reverse .story-media{order:2}
    .story-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:#fff}
    .story-media img{width:100%;height:390px;object-fit:cover}
    .story-copy{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm)}
    .story-copy h2{font-size:34px;line-height:1.2;margin:0 0 14px;letter-spacing:-1px}
    .story-copy p{color:var(--muted);margin:0 0 18px}
    .check-list{display:grid;gap:11px;margin:18px 0 0;padding:0;list-style:none}
    .check-list li{display:flex;gap:10px;align-items:flex-start;color:#3d4358}
    .check-list li:before{content:"";width:9px;height:9px;border-radius:99px;background:linear-gradient(135deg,var(--teal),var(--lime));margin-top:9px;flex:0 0 auto}
    .data-ribbon{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .data-badge{border-radius:22px;padding:20px;background:linear-gradient(145deg,#fff,#f4fffc);border:1px solid rgba(22,183,164,.16);box-shadow:var(--shadow-sm)}
    .data-badge b{display:block;font-size:34px;line-height:1;color:var(--teal-dark);letter-spacing:-1px}
    .data-badge span{display:block;margin-top:8px;color:var(--muted);font-size:13px}
    .article-list{display:grid;gap:14px}
    .article-row{display:grid;grid-template-columns:112px minmax(0,1fr) auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px;transition:.25s}
    .article-row:hover{border-color:rgba(22,183,164,.28);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
    .article-date{font-weight:900;color:var(--teal-dark);background:#e7f6f2;border-radius:16px;padding:10px;text-align:center}
    .article-row h3{font-size:18px;margin:0 0 5px}
    .article-row p{color:var(--muted);margin:0;font-size:14px}
    .article-row .arrow{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--deep);color:#fff;transition:.25s}
    .article-row:hover .arrow{background:var(--teal)}
    .split-insight{display:grid;grid-template-columns:.95fr 1.05fr;gap:26px;align-items:start}
    .dark-panel{background:linear-gradient(145deg,rgba(22,183,164,.16),rgba(120,101,238,.18));border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:30px;color:#fff}
    .dark-panel h2{font-size:34px;line-height:1.18;margin:0 0 14px}
    .dark-panel p{color:#cbd1e2;margin:0}
    .scenario-list{display:grid;gap:12px}
    .scenario-item{display:flex;gap:14px;align-items:flex-start;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:17px}
    .scenario-item b{color:var(--lime)}
    .scenario-item p{margin:3px 0 0;color:#cbd1e2}
    .timeline{position:relative;display:grid;gap:18px}
    .timeline:before{content:"";position:absolute;left:19px;top:12px;bottom:12px;width:2px;background:rgba(22,183,164,.22)}
    .timeline-item{position:relative;padding-left:54px}
    .timeline-item:before{content:"";position:absolute;left:10px;top:8px;width:20px;height:20px;border-radius:50%;background:var(--teal);border:5px solid #e7f6f2}
    .timeline-item h3{font-size:18px;margin:0 0 5px}
    .timeline-item p{color:var(--muted);margin:0}
    .quote-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .quote-card blockquote{font-size:20px;line-height:1.6;margin:0;color:var(--ink);font-weight:800}
    .quote-card p{color:var(--muted);margin:14px 0 0}
    .quote-person{display:flex;align-items:center;gap:12px;margin-top:18px}
    .avatar{width:46px;height:46px;border-radius:16px;background:linear-gradient(135deg,var(--orange),var(--violet));display:grid;place-items:center;color:#fff;font-weight:900}
    .side-list{display:grid;gap:12px}
    .mini-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:17px}
    .mini-card h3{font-size:17px;margin:0 0 6px}
    .mini-card p{color:var(--muted);margin:0;font-size:14px}
    .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .related-card{overflow:hidden;padding:0}
    .related-card img{height:170px;width:100%;object-fit:cover}
    .related-card div{padding:20px}
    .related-card h3{font-size:20px;margin:8px 0}
    .related-card p{color:var(--muted);margin:0 0 14px}
    .accordion{display:grid;gap:12px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:18px!important;overflow:hidden;background:#fff;box-shadow:none}
    .accordion-button{padding:20px 22px;font-weight:900;color:var(--ink);background:#fff;border:0;box-shadow:none}
    .accordion-button:not(.collapsed){color:var(--teal-dark);background:#e7f6f2;box-shadow:none}
    .accordion-button:focus{box-shadow:0 0 0 3px rgba(22,183,164,.18)}
    .accordion-body{color:var(--muted);padding:0 22px 22px}
    .cta-band{position:relative;overflow:hidden;background:var(--deep);color:#fff;border-radius:var(--radius-lg);padding:42px;box-shadow:var(--shadow)}
    .cta-band:before{content:"";position:absolute;inset:auto -80px -110px auto;width:330px;height:330px;background:radial-gradient(circle,rgba(217,243,106,.32),transparent 68%)}
    .cta-band .row{position:relative;z-index:1}
    .cta-band h2{font-size:clamp(28px,3.4vw,46px);line-height:1.18;margin:0 0 12px}
    .cta-band p{color:#cbd1e2;margin:0}
    .subscribe-form{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:18px}
    .form-control{border-radius:999px;border:1px solid rgba(255,255,255,.2);min-height:48px;background:rgba(255,255,255,.09);color:#fff;padding:12px 18px}
    .form-control::placeholder{color:#b8bfd2}
    .form-control:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(217,243,106,.18);background:rgba(255,255,255,.12);color:#fff}
    .form-hint{font-size:12px;color:#b8bfd2;margin-top:8px}
    .empty-state,.error-state{border:1px dashed var(--line);border-radius:18px;padding:18px;background:#fff;color:var(--muted)}
    .error-state{border-color:rgba(221,102,112,.35);color:var(--danger);background:#fff8f9}
    footer{background:#0c1024;color:#fff;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px;margin-bottom:30px}
    .footer-note{color:#aeb6ce;margin:0}
    .footer-title{font-weight:900;margin-bottom:12px;color:#fff}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#aeb6ce;transition:.25s}
    .footer-links a:hover{color:var(--lime);transform:translateX(2px)}
    .copyright{display:flex;flex-wrap:wrap;gap:12px 18px;border-top:1px solid rgba(255,255,255,.12);padding-top:20px;color:#aeb6ce;font-size:13px}
    .copyright a{color:#dce3f6}
    .copyright a:hover{color:var(--lime)}
    @media (max-width: 992px){
      .nav-wrap{min-height:68px}
      .desktop-nav,.nav-cta{display:none}
      .menu-toggle{display:flex;margin-left:auto}
      .mobile-panel.show{display:block}
      .hero-grid,.toc-wrap,.image-story,.split-insight,.quote-grid{grid-template-columns:1fr}
      .image-story.reverse .story-media{order:0}
      .toc-card{position:static}
      .data-ribbon,.related-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
      .flash-bar{align-items:flex-start;flex-direction:column}
    }
    @media (max-width: 768px){
      section{padding:58px 0}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .hero-special{padding:28px 0 58px}
      .hero-copy h1{letter-spacing:-1px}
      .deal-row,.data-ribbon,.related-grid{grid-template-columns:1fr}
      .article-row{grid-template-columns:1fr;gap:10px}
      .article-row .arrow{display:none}
      .story-media img{height:260px}
      .cta-band{padding:28px}
      .subscribe-form{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width: 576px){
      body{font-size:14px}
      .container{padding-left:18px;padding-right:18px}
      .brand{font-size:19px}
      .flash-title{align-items:flex-start;flex-direction:column;gap:6px}
      .countdown{width:100%;justify-content:space-between}
      .time-cell{min-width:0;flex:1}
      .feature-body,.story-copy,.intro-panel,.chapter-card,.content-card,.quote-card,.info-panel{padding:20px}
      .hero-actions .btn-primary,.hero-actions .btn-lightline,.btn-soft,.btn-outline-custom{width:100%;text-align:center}
      .copyright{display:grid;gap:8px}
    }