/* roulang page: index */
:root{
      --navy:#0b1f3a;
      --deep:#07162b;
      --blue:#1769e0;
      --cyan:#31c5d9;
      --sky:#eaf4ff;
      --mint:#e5fbf6;
      --gold:#f4b84a;
      --ink:#14243a;
      --muted:#6c7b8f;
      --line:#dfe7f1;
      --paper:#ffffff;
      --soft:#f5f8fc;
      --shadow:0 18px 45px rgba(16,45,83,.10);
      --shadow-sm:0 8px 24px rgba(16,45,83,.08);
      --radius:22px;
      --radius-sm:14px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.8;
      font-size:16px;
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(49,197,217,.5);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:6px 12px;border-radius:999px;
      color:var(--blue);background:#eaf2ff;
      font-size:13px;font-weight:700;letter-spacing:.04em
    }
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan)}
    .section{padding:92px 0}
    .section-head{max-width:720px;margin-bottom:38px}
    .section-head h2{margin:15px 0 12px;color:var(--navy);font-size:clamp(28px,4vw,46px);line-height:1.25;letter-spacing:-.03em}
    .section-head p{margin:0;color:var(--muted);font-size:17px}
    .section-head.center{text-align:center;margin-left:auto;margin-right:auto}
    .section-head.center .eyebrow{justify-content:center}
    .site-header{
      position:sticky;top:0;z-index:20;
      background:rgba(255,255,255,.94);
      border-bottom:1px solid rgba(223,231,241,.85);
      backdrop-filter:blur(18px)
    }
    .toolbar{
      min-height:76px;display:flex;align-items:center;gap:24px
    }
    .brand{display:flex;align-items:center;gap:11px;min-width:170px}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;
      display:grid;place-items:center;color:white;
      background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 8px 18px rgba(23,105,224,.24);
      font-weight:900;font-size:18px
    }
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--navy)}
    .nav-wrap{display:flex;align-items:center;gap:8px;flex:1;overflow:auto}
    .nav-link{
      white-space:nowrap;padding:9px 12px;border-radius:10px;
      color:#607087;font-size:14px;font-weight:700
    }
    .nav-link:hover,.nav-link.active{color:var(--blue);background:#edf5ff}
    .header-tools{display:flex;align-items:center;gap:13px}
    .live-status{display:flex;align-items:center;gap:7px;color:#5d6e83;font-size:13px;white-space:nowrap}
    .live-dot{width:8px;height:8px;border-radius:50%;background:#21c58b;box-shadow:0 0 0 5px rgba(33,197,139,.13)}
    .icon-button{
      width:38px;height:38px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--navy)
    }
    .icon-button:hover{border-color:var(--blue);color:var(--blue)}
    .primary-button,.outline-button,.text-button{
      display:inline-flex;justify-content:center;align-items:center;gap:8px;
      border-radius:12px;padding:13px 20px;font-weight:800;font-size:14px;
      transition:.25s ease
    }
    .primary-button{color:white;background:var(--blue);box-shadow:0 10px 20px rgba(23,105,224,.2)}
    .primary-button:hover{color:white;background:#0f57bf;transform:translateY(-2px);box-shadow:0 14px 27px rgba(23,105,224,.28)}
    .outline-button{color:var(--blue);border:1px solid #b9d1f4;background:white}
    .outline-button:hover{background:#edf5ff;border-color:var(--blue);color:var(--blue)}
    .text-button{padding:0;color:var(--blue);border:0;background:transparent}
    .text-button:hover{gap:12px;color:#0d4ea9}
    .hero{
      position:relative;overflow:hidden;
      padding:78px 0 68px;
      background:
        linear-gradient(90deg,rgba(7,22,43,.96) 0%,rgba(7,22,43,.88) 47%,rgba(7,22,43,.48) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover;
      color:white
    }
    .hero:after{content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(49,197,217,.2);border-radius:50%;right:-120px;top:-180px}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}
    .hero-main{padding:28px 0 14px}
    .hero .eyebrow{color:#9deff4;background:rgba(49,197,217,.13)}
    .hero h1{font-size:clamp(40px,6vw,76px);line-height:1.08;letter-spacing:-.06em;margin:20px 0 20px;max-width:730px}
    .hero-copy{max-width:660px;color:#c7d4e4;font-size:18px;margin-bottom:30px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px}
    .hero .primary-button{background:var(--cyan);color:var(--deep)}
    .hero .primary-button:hover{background:#67dae4;color:var(--deep)}
    .hero .outline-button{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.3);color:white}
    .hero .outline-button:hover{background:rgba(255,255,255,.14);border-color:white}
    .hero-metrics{display:flex;gap:28px;flex-wrap:wrap}
    .metric strong{display:block;font-size:28px;color:white;line-height:1.2}
    .metric span{display:block;color:#9eb0c5;font-size:13px;margin-top:4px}
    .bento-side{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .bento-card{
      padding:22px;border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.10);border-radius:20px;
      backdrop-filter:blur(12px);min-height:170px
    }
    .bento-card.large{grid-column:span 2;min-height:205px;background:rgba(255,255,255,.14)}
    .bento-icon{font-size:25px;color:#8eecf0;margin-bottom:20px}
    .bento-card h3{font-size:19px;margin:0 0 8px;color:#fff}
    .bento-card p{font-size:14px;color:#bdccdc;margin:0;line-height:1.7}
    .score-row{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.12);padding:10px 0;color:#d6e0ec;font-size:14px}
    .score-row:last-child{border-bottom:0}
    .score-row b{color:#8eecf0}
    .service-strip{margin-top:-22px;position:relative;z-index:2}
    .strip-inner{display:grid;grid-template-columns:repeat(4,1fr);background:white;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;overflow:hidden}
    .strip-item{padding:22px 24px;border-right:1px solid var(--line);display:flex;gap:13px;align-items:flex-start}
    .strip-item:last-child{border-right:0}
    .strip-item strong{display:block;color:var(--navy);font-size:15px}
    .strip-item span{display:block;color:var(--muted);font-size:13px;line-height:1.55;margin-top:3px}
    .strip-icon{color:var(--blue);font-size:21px;font-weight:900}
    .feature-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}
    .feature-image{position:relative}
    .feature-image img{width:100%;height:410px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .image-note{position:absolute;bottom:20px;left:20px;padding:13px 17px;background:rgba(7,22,43,.88);color:white;border-radius:13px;font-size:13px}
    .feature-copy h3{font-size:29px;line-height:1.3;margin:18px 0 12px;color:var(--navy)}
    .feature-copy>p{color:var(--muted);font-size:16px}
    .check-list{list-style:none;margin:23px 0 28px;padding:0}
    .check-list li{display:flex;gap:12px;margin:13px 0;color:#40536a}
    .check-list li:before{content:"✓";flex:none;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#ddf8f0;color:#0b9c72;font-weight:900;font-size:13px}
    .blue-section{background:var(--soft)}
    .highlight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .highlight-card{background:white;border:1px solid var(--line);border-radius:var(--radius-sm);padding:27px;min-height:220px;transition:.25s ease}
    .highlight-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#bed7fa}
    .card-number{font-size:13px;color:var(--blue);font-weight:900;letter-spacing:.1em}
    .highlight-card h3{font-size:21px;color:var(--navy);margin:22px 0 9px}
    .highlight-card p{color:var(--muted);font-size:14px;margin:0}
    .period-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}
    .period-main{background:var(--navy);color:white;border-radius:var(--radius);padding:31px;position:relative;overflow:hidden}
    .period-main:after{content:"";position:absolute;right:-100px;bottom:-140px;width:350px;height:350px;border:45px solid rgba(49,197,217,.12);border-radius:50%}
    .period-main h3{font-size:28px;margin:0 0 8px;position:relative;z-index:1}
    .period-main>p{color:#b8c8da;max-width:600px;position:relative;z-index:1}
    .time-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px;position:relative;z-index:1}
    .time-card{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.13);border-radius:14px;padding:17px}
    .time-card b{font-size:21px;display:block;color:#8eecf0}
    .time-card span{font-size:13px;color:#c2d0de}
    .period-side{display:flex;flex-direction:column;gap:18px}
    .notice-card{border:1px solid var(--line);background:white;border-radius:var(--radius-sm);padding:25px}
    .notice-card h3{margin:0 0 8px;font-size:19px;color:var(--navy)}
    .notice-card p{margin:0;color:var(--muted);font-size:14px}
    .topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .topic-card{position:relative;min-height:225px;overflow:hidden;border-radius:18px;background:var(--navy);color:white}
    .topic-card img{width:100%;height:100%;object-fit:cover;opacity:.68;transition:.4s}
    .topic-card:hover img{transform:scale(1.05);opacity:.5}
    .topic-overlay{position:absolute;inset:0;padding:24px;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(0deg,rgba(7,22,43,.9),transparent 75%)}
    .topic-overlay h3{margin:0 0 7px;font-size:22px}
    .topic-overlay p{margin:0;color:#ced9e7;font-size:14px}
    .topic-tag{align-self:flex-start;background:rgba(49,197,217,.18);color:#9aebef;border:1px solid rgba(49,197,217,.35);padding:4px 9px;border-radius:999px;font-size:12px;margin-bottom:35px}
    .stats-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}
    .stats-intro h3{font-size:30px;line-height:1.35;color:var(--navy);margin:15px 0}
    .stats-intro p{color:var(--muted)}
    .stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
    .stat-box{padding:25px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .stat-box strong{font-size:35px;line-height:1;color:var(--blue);display:block}
    .stat-box span{font-size:14px;color:var(--muted);display:block;margin-top:11px}
    .stat-box small{display:block;color:#199d75;margin-top:9px}
    .process{background:#f7fbff}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .process-step{padding:28px 24px 5px;border-right:1px solid var(--line);position:relative}
    .process-step:last-child{border-right:0}
    .process-step b{display:grid;place-items:center;width:35px;height:35px;border-radius:50%;background:var(--blue);color:white;font-size:14px}
    .process-step h3{font-size:18px;color:var(--navy);margin:18px 0 7px}
    .process-step p{font-size:14px;color:var(--muted);margin:0}
    .story{background:var(--navy);color:white}
    .story-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
    .story h2{font-size:clamp(29px,4vw,45px);line-height:1.25;margin:15px 0}
    .story p{color:#bdcbda;font-size:16px}
    .story-quote{border-left:3px solid var(--cyan);padding-left:20px;margin-top:25px;color:#e3f3f5;font-size:18px}
    .story-panel{padding:28px;border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);background:rgba(255,255,255,.07)}
    .story-panel img{height:190px;width:100%;object-fit:cover;border-radius:15px;margin-bottom:23px}
    .story-points{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .story-points div{padding:14px;border-radius:12px;background:rgba(255,255,255,.08);font-size:14px;color:#d7e3ee}
    .news-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:25px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:92px 1fr auto;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .news-date{color:var(--blue);font-size:13px;font-weight:800}
    .news-item h3{font-size:17px;color:var(--navy);margin:0 0 4px}
    .news-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.6}
    .news-side{background:var(--soft);border-radius:var(--radius);padding:27px}
    .news-side h3{margin:0 0 18px;color:var(--navy);font-size:22px}
    .rank-row{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
    .rank-row:last-child{border-bottom:0}
    .rank-num{width:26px;height:26px;display:grid;place-items:center;border-radius:8px;background:#dfeeff;color:var(--blue);font-weight:900;font-size:13px}
    .rank-team{flex:1;color:#334a64;font-weight:700}
    .rank-team small{display:block;color:var(--muted);font-weight:400;font-size:12px}
    .rank-points{font-weight:900;color:var(--navy)}
    .comparison{background:var(--soft)}
    .compare-wrap{overflow:auto;border:1px solid var(--line);border-radius:20px;background:white;box-shadow:var(--shadow-sm)}
    .compare-grid{min-width:720px;display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr}
    .compare-grid>div{padding:19px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:14px;color:#506277}
    .compare-grid>div:nth-child(4n){border-right:0}
    .compare-grid .head{font-weight:900;color:var(--navy);background:#f7faff}
    .compare-grid .recommended{background:#edf8ff;color:var(--blue);font-weight:900}
    .compare-grid .label{font-weight:800;color:var(--navy)}
    .compare-grid .last-row{border-bottom:0}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px}
    .faq-intro h2{font-size:38px;line-height:1.25;color:var(--navy);margin:15px 0}
    .faq-intro p{color:var(--muted)}
    .accordion{margin:0;border:0;background:transparent}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:white}
    .accordion-title{border:0!important;color:var(--navy)!important;font-weight:800;font-size:16px;padding:20px 23px}
    .accordion-title:hover{background:#f4f9ff}
    .accordion-content{border:0!important;color:var(--muted);font-size:14px;line-height:1.8;padding:0 23px 20px}
    .contact-section{padding-top:30px}
    .contact-box{display:grid;grid-template-columns:1fr .95fr;gap:45px;background:linear-gradient(120deg,#eaf5ff,#f2fcfa);border:1px solid #d4e9f4;border-radius:28px;padding:45px}
    .contact-box h2{font-size:37px;line-height:1.3;color:var(--navy);margin:14px 0}
    .contact-box p{color:var(--muted)}
    .contact-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
    .contact-points span{padding:8px 12px;background:white;border:1px solid #d9e8f0;border-radius:999px;color:#466076;font-size:13px}
    .lead-form{background:white;border-radius:20px;padding:25px;box-shadow:var(--shadow-sm)}
    .lead-form label{color:var(--navy);font-size:13px;font-weight:800}
    .lead-form input,.lead-form select,.lead-form textarea{border:1px solid var(--line);border-radius:10px;box-shadow:none;margin:7px 0 14px;padding:11px 13px;height:auto}
    .lead-form textarea{min-height:85px;resize:vertical}
    .form-note{color:var(--muted);font-size:12px;margin:12px 0 0}
    .cta-bar{padding:30px 0;background:var(--blue);color:white}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta-inner h2{font-size:27px;margin:0 0 4px}
    .cta-inner p{margin:0;color:#d9ebff;font-size:14px}
    .cta-inner .primary-button{background:white;color:var(--blue);box-shadow:none}
    .site-footer{background:var(--deep);color:#aebed0;padding:62px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand .brand-name{color:white}
    .footer-brand p{font-size:14px;line-height:1.8;max-width:330px;margin-top:18px}
    .footer-title{color:white;font-weight:800;margin:0 0 17px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:8px 0;font-size:14px}
    .footer-links a:hover{color:#8eecf0}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;padding-top:22px;font-size:12px;line-height:1.9}
    .footer-bottom a{color:#c9d8e7}
    .footer-bottom a:hover{color:#8eecf0}
    .mobile-toggle{display:none}
    @media(max-width:1100px){
      .nav-wrap{gap:0}.nav-link{padding-left:8px;padding-right:8px;font-size:13px}
      .header-tools .outline-button{display:none}
    }
    @media(max-width:900px){
      .hero-grid,.feature-layout,.stats-layout,.story-layout,.news-layout,.faq-layout,.contact-box{grid-template-columns:1fr}
      .hero-main{padding-top:0}
      .feature-image img{height:330px}
      .strip-inner{grid-template-columns:1fr 1fr}
      .strip-item:nth-child(2){border-right:0}
      .strip-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .highlight-grid{grid-template-columns:1fr 1fr}
      .process-grid{grid-template-columns:1fr 1fr}
      .process-step:nth-child(2){border-right:0}
      .process-step:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:680px){
      .container{width:min(100% - 28px,var(--container))}
      .section{padding:65px 0}
      .toolbar{min-height:66px;gap:12px}
      .brand{min-width:auto}.brand-name{font-size:18px}
      .nav-wrap{display:none;position:absolute;left:14px;right:14px;top:72px;padding:10px;background:white;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-wrap.open{display:flex}
      .nav-link{padding:11px 13px}
      .mobile-toggle{display:block;margin-left:auto}
      .header-tools{gap:7px}.live-status{display:none}
      .hero{padding:59px 0 54px}
      .hero h1{font-size:43px}
      .hero-copy{font-size:16px}
      .hero-metrics{gap:18px}
      .metric strong{font-size:24px}
      .bento-side{grid-template-columns:1fr}
      .bento-card.large{grid-column:auto}
      .strip-inner,.highlight-grid,.topic-grid,.stat-grid,.process-grid,.story-points{grid-template-columns:1fr}
      .strip-item,.strip-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}
      .strip-item:last-child{border-bottom:0}
      .process-step{border-right:0!important;border-bottom:1px solid var(--line)}
      .process-step:last-child{border-bottom:0}
      .time-list{grid-template-columns:1fr}
      .feature-image img{height:260px}
      .news-item{grid-template-columns:1fr;gap:5px}
      .news-item .text-button{justify-content:flex-start;margin-top:6px}
      .contact-box{padding:27px 20px}
      .contact-box h2{font-size:29px}
      .cta-inner{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
      .footer-bottom{display:block}
      .footer-bottom>div{margin-top:12px}
    }
    @media(max-width:430px){
      .footer-grid{grid-template-columns:1fr}
      .hero-actions a{width:100%}
    }

/* roulang page: category3 */
:root{
      --navy:#0b1f3a;
      --deep:#07162b;
      --blue:#1769e0;
      --cyan:#31c5d9;
      --sky:#eaf4ff;
      --mint:#e5fbf6;
      --gold:#f4b84a;
      --ink:#14243a;
      --muted:#6c7b8f;
      --line:#dfe7f1;
      --paper:#ffffff;
      --soft:#f5f8fc;
      --shadow:0 18px 45px rgba(16,45,83,.10);
      --shadow-sm:0 8px 24px rgba(16,45,83,.08);
      --radius:22px;
      --radius-sm:14px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.8;font-size:16px
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:30;background:rgba(255,255,255,.95);
      border-bottom:1px solid rgba(223,231,241,.9);backdrop-filter:blur(18px)
    }
    .header-inner{min-height:72px;display:flex;align-items:center;gap:22px}
    .brand{display:flex;align-items:center;gap:11px;min-width:170px}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
      color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 8px 18px rgba(23,105,224,.24);font-weight:900;font-size:18px
    }
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--navy)}
    .nav-wrap{display:flex;align-items:center;gap:8px;flex:1;overflow:auto}
    .nav-link{
      white-space:nowrap;padding:9px 12px;border-radius:10px;
      color:#607087;font-size:14px;font-weight:700
    }
    .nav-link:hover,.nav-link.active{color:var(--blue);background:#edf5ff}
    .header-tools{display:flex;align-items:center;gap:13px}
    .status-dot{display:inline-flex;align-items:center;gap:7px;color:#587087;font-size:13px;white-space:nowrap}
    .status-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:#29c18a;box-shadow:0 0 0 4px #e3f8ef}
    .icon-button{
      width:38px;height:38px;border:1px solid var(--line);border-radius:11px;
      background:#fff;color:var(--navy)
    }
    .icon-button:hover{border-color:var(--blue);color:var(--blue)}
    .mobile-toggle{display:none}
    .primary-button,.outline-button,.text-button{
      display:inline-flex;justify-content:center;align-items:center;gap:8px;
      border-radius:12px;padding:13px 20px;font-weight:800;font-size:14px;transition:.25s ease
    }
    .primary-button{color:#fff;background:var(--blue);box-shadow:0 10px 20px rgba(23,105,224,.2)}
    .primary-button:hover{color:#fff;background:#0f57bf;transform:translateY(-2px);box-shadow:0 14px 27px rgba(23,105,224,.28)}
    .outline-button{color:var(--blue);border:1px solid #b9d1f4;background:#fff}
    .outline-button:hover{background:#edf5ff;border-color:var(--blue);color:var(--blue)}
    .text-button{padding:0;color:var(--blue);border:0;background:transparent}
    .text-button:hover{gap:12px;color:#0d4ea9}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;
      color:var(--blue);background:#eaf2ff;font-size:13px;font-weight:700;letter-spacing:.04em
    }
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan)}
    .hero{
      position:relative;overflow:hidden;padding:72px 0 62px;
      background:linear-gradient(90deg,rgba(7,22,43,.97),rgba(7,22,43,.83)),
      url('/assets/images/backpic/back-2.webp') center/cover;color:#fff
    }
    .hero:after{
      content:"";position:absolute;width:460px;height:460px;border:1px solid rgba(49,197,217,.22);
      border-radius:50%;right:-130px;top:-190px
    }
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
    .hero h1{font-size:clamp(38px,5.7vw,70px);line-height:1.1;letter-spacing:-.06em;margin:19px 0 18px}
    .hero-copy{max-width:670px;color:#c7d4e4;font-size:18px;margin:0 0 28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero .eyebrow{color:#9deff4;background:rgba(49,197,217,.13)}
    .hero .primary-button{background:var(--cyan);color:var(--deep)}
    .hero .primary-button:hover{background:#67dae4;color:var(--deep)}
    .hero .outline-button{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.3);color:#fff}
    .hero .outline-button:hover{background:rgba(255,255,255,.14);border-color:#fff}
    .match-board{
      padding:22px;border:1px solid rgba(255,255,255,.17);border-radius:22px;
      background:rgba(255,255,255,.1);backdrop-filter:blur(14px);box-shadow:0 22px 50px rgba(0,0,0,.14)
    }
    .board-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;color:#b9c8d9;font-size:13px}
    .live-label{color:#8eecf0;display:flex;align-items:center;gap:7px}
    .live-label:before{content:"";width:7px;height:7px;border-radius:50%;background:#8eecf0}
    .fixture-row{padding:16px 0;border-top:1px solid rgba(255,255,255,.13)}
    .fixture-meta{display:flex;justify-content:space-between;color:#a9bbce;font-size:12px;margin-bottom:8px}
    .fixture-teams{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center;color:#fff;font-weight:800}
    .fixture-teams span:last-child{text-align:right}
    .fixture-score{color:#8eecf0;font-size:20px;letter-spacing:.08em}
    .section{padding:86px 0}
    .section-head{max-width:730px;margin-bottom:36px}
    .section-head h2{margin:15px 0 12px;color:var(--navy);font-size:clamp(28px,4vw,45px);line-height:1.25;letter-spacing:-.03em}
    .section-head p{margin:0;color:var(--muted);font-size:17px}
    .section-head.center{text-align:center;margin-left:auto;margin-right:auto}
    .section-head.center .eyebrow{justify-content:center}
    .soft-section{background:var(--soft)}
    .intro-layout{display:grid;grid-template-columns:.76fr 1.24fr;gap:52px;align-items:start}
    .intro-copy{font-size:17px;color:#52657b}
    .intro-copy p{margin-top:0;margin-bottom:18px}
    .signal-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
    .signal-card{padding:23px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm)}
    .signal-card strong{display:block;color:var(--navy);font-size:19px;margin-bottom:5px}
    .signal-card span{color:var(--muted);font-size:14px}
    .number{color:var(--blue);font-size:31px;font-weight:900;line-height:1}
    .schedule-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:stretch}
    .schedule-panel{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm);overflow:hidden}
    .panel-header{display:flex;justify-content:space-between;align-items:center;padding:22px 25px;border-bottom:1px solid var(--line)}
    .panel-header h3{margin:0;color:var(--navy);font-size:21px}
    .date-chip{padding:6px 11px;border-radius:8px;color:var(--blue);background:var(--sky);font-size:13px;font-weight:800}
    .schedule-item{display:grid;grid-template-columns:92px 1fr 88px;gap:17px;align-items:center;padding:20px 25px;border-bottom:1px solid #edf1f6}
    .schedule-item:last-child{border-bottom:0}
    .schedule-time{font-size:14px;color:var(--muted)}
    .schedule-time b{display:block;color:var(--navy);font-size:17px}
    .teams{font-weight:800;color:var(--ink)}
    .teams small{display:block;color:var(--muted);font-weight:400;font-size:12px}
    .status-tag{justify-self:end;padding:5px 9px;border-radius:8px;background:#edf8f4;color:#15906d;font-size:12px;font-weight:800}
    .status-tag.pending{background:#fff5df;color:#b27408}
    .feature-image img{width:100%;height:100%;min-height:360px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .image-note{margin-top:-62px;position:relative;width:86%;margin-left:auto;margin-right:18px;padding:17px 19px;background:#fff;border-radius:16px;box-shadow:var(--shadow);color:var(--navy)}
    .image-note b{display:block;font-size:17px}.image-note span{font-size:13px;color:var(--muted)}
    .principles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .principle-card{padding:28px 25px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;transition:.25s ease}
    .principle-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .principle-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--sky);color:var(--blue);font-weight:900;font-size:19px}
    .principle-card h3{margin:19px 0 8px;font-size:20px;color:var(--navy)}
    .principle-card p{margin:0;color:var(--muted);font-size:14px}
    .timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .timeline:before{content:"";position:absolute;left:10%;right:10%;top:23px;height:2px;background:#c9e0fb}
    .timeline-step{position:relative;z-index:1;text-align:center}
    .step-num{margin:0 auto 16px;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:#fff;border:5px solid #dff0ff;color:var(--blue);font-weight:900}
    .timeline-step h3{font-size:17px;color:var(--navy);margin:0 0 7px}.timeline-step p{font-size:14px;color:var(--muted);margin:0}
    .review-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px}
    .quote-card{padding:30px;background:var(--navy);border-radius:var(--radius);color:#fff;min-height:260px}
    .quote-card .quote-mark{font-size:52px;color:var(--cyan);line-height:.8}
    .quote-card p{font-size:20px;line-height:1.65;margin:20px 0;color:#eef5ff}
    .quote-card span{font-size:13px;color:#aebfd1}
    .review-list{display:grid;gap:13px}
    .review-item{padding:19px 21px;border:1px solid var(--line);border-radius:15px;background:#fff}
    .review-item strong{display:flex;justify-content:space-between;color:var(--navy);font-size:15px}
    .review-item strong em{font-style:normal;color:#e19b20;font-size:13px}
    .review-item p{margin:7px 0 0;color:var(--muted);font-size:14px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px}
    .faq-item{border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden}
    .faq-item summary{list-style:none;padding:19px 22px;color:var(--navy);font-weight:800;cursor:pointer}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";float:right;color:var(--blue);font-size:20px;line-height:1}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{padding:0 22px 20px;margin:0;color:var(--muted);font-size:14px}
    .cta{
      padding:54px 0;background:linear-gradient(110deg,var(--blue),#249bd7);color:#fff
    }
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta h2{margin:0 0 8px;font-size:clamp(28px,4vw,42px);line-height:1.25}
    .cta p{margin:0;color:#dcefff;max-width:680px}
    .cta .primary-button{background:#fff;color:var(--blue)}
    .cta .primary-button:hover{background:#e7fbff;color:var(--blue)}
    .site-footer{background:var(--deep);color:#bac9d9;padding:60px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:35px}
    .footer-brand .brand-name{color:#fff}.footer-brand p{max-width:330px;color:#9aacc0;font-size:14px;margin:18px 0 0}
    .footer-title{font-size:15px;color:#fff;margin:5px 0 16px}
    .footer-links{list-style:none;margin:0;padding:0}.footer-links li{margin:9px 0}.footer-links a{font-size:14px;color:#9aacc0}.footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:25px;border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:20px;font-size:12px;color:#8396ab}
    .footer-bottom a:hover{color:#fff}
    .contact-form{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;margin-top:22px}
    .contact-form input{height:48px;border:1px solid rgba(255,255,255,.2);border-radius:11px;background:rgba(255,255,255,.1);color:#fff;padding:0 15px;outline:0}
    .contact-form input::placeholder{color:#bdd0e2}.contact-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(49,197,217,.2)}
    .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
    :focus-visible{outline:3px solid rgba(49,197,217,.55);outline-offset:3px}
    @media(max-width:1024px){
      .header-inner{gap:12px}.brand{min-width:145px}.nav-link{padding:8px 9px;font-size:13px}
      .hero-grid,.schedule-layout,.review-layout,.intro-layout{grid-template-columns:1fr 1fr;gap:25px}
      .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 30px))}
      .header-inner{min-height:64px}.mobile-toggle{display:block;margin-left:auto}
      .header-tools{display:none}.nav-wrap{display:none;position:absolute;left:15px;right:15px;top:70px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-wrap.open{display:flex}.nav-link{padding:11px 14px}
      .hero{padding:55px 0 48px}.hero-grid,.schedule-layout,.review-layout,.intro-layout{grid-template-columns:1fr}
      .hero h1{font-size:clamp(38px,11vw,58px)}.match-board{margin-top:5px}
      .section{padding:65px 0}.principles{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:1fr 1fr;gap:25px}.timeline:before{display:none}
      .faq-grid{grid-template-columns:1fr}.cta-inner{display:block}.cta .primary-button{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom>div+div{margin-top:12px}
      .contact-form{grid-template-columns:1fr}
    }
    @media(max-width:520px){
      .brand-name{font-size:18px}.brand-mark{width:34px;height:34px}.hero-actions a{width:100%}
      .signal-list,.principles{grid-template-columns:1fr}.schedule-item{grid-template-columns:70px 1fr 64px;gap:10px;padding:17px 16px}
      .panel-header{padding:18px 16px}.fixture-teams{font-size:14px}.feature-image img{min-height:260px}
      .image-note{width:92%;margin-right:10px}.timeline{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}
    }

/* roulang page: category2 */
:root{
      --navy:#0b1f3a;--deep:#07162b;--blue:#1769e0;--cyan:#31c5d9;
      --sky:#eaf4ff;--mint:#e5fbf6;--gold:#f4b84a;--ink:#14243a;
      --muted:#6c7b8f;--line:#dfe7f1;--paper:#fff;--soft:#f5f8fc;
      --shadow:0 18px 45px rgba(16,45,83,.10);--shadow-sm:0 8px 24px rgba(16,45,83,.08);
      --radius:22px;--radius-sm:14px;--container:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(223,231,241,.85);backdrop-filter:blur(18px)}
    .header-inner{min-height:72px;display:flex;align-items:center;gap:22px}
    .brand{display:flex;align-items:center;gap:11px;min-width:170px}
    .brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;color:white;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 18px rgba(23,105,224,.24);font-weight:900;font-size:18px}
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--navy)}
    .nav-wrap{display:flex;align-items:center;gap:8px;flex:1;overflow:auto}
    .nav-link{white-space:nowrap;padding:9px 12px;border-radius:10px;color:#607087;font-size:14px;font-weight:700}
    .nav-link:hover,.nav-link.active{color:var(--blue);background:#edf5ff}
    .header-tools{display:flex;align-items:center;gap:13px}
    .status{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:13px;white-space:nowrap}
    .status i{display:block;width:8px;height:8px;background:#20bd8a;border-radius:50%;box-shadow:0 0 0 4px #e1f8ef}
    .icon-button{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--navy)}
    .icon-button:hover{border-color:var(--blue);color:var(--blue)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;color:var(--blue);background:#eaf2ff;font-size:13px;font-weight:700;letter-spacing:.04em}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan)}
    .hero{position:relative;overflow:hidden;padding:74px 0 70px;background:linear-gradient(90deg,rgba(7,22,43,.97),rgba(7,22,43,.86) 55%,rgba(7,22,43,.55)),url('/assets/images/backpic/back-2.webp') center/cover;color:white}
    .hero:after{content:"";position:absolute;width:500px;height:500px;border:1px solid rgba(49,197,217,.22);border-radius:50%;right:-150px;top:-190px}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr .82fr;gap:52px;align-items:center}
    .hero h1{font-size:clamp(40px,6vw,70px);line-height:1.1;letter-spacing:-.06em;margin:20px 0 18px;max-width:720px}
    .hero-copy{max-width:650px;color:#c7d4e4;font-size:18px;margin:0 0 28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .primary-button,.outline-button,.text-button{display:inline-flex;justify-content:center;align-items:center;gap:8px;border-radius:12px;padding:13px 20px;font-weight:800;font-size:14px;transition:.25s ease}
    .primary-button{color:var(--deep);background:var(--cyan);box-shadow:0 10px 20px rgba(23,105,224,.2)}
    .primary-button:hover{color:var(--deep);background:#67dae4;transform:translateY(-2px)}
    .outline-button{color:var(--blue);border:1px solid #b9d1f4;background:#fff}
    .outline-button:hover{background:#edf5ff;border-color:var(--blue);color:var(--blue)}
    .hero .outline-button{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.3);color:white}
    .hero .outline-button:hover{background:rgba(255,255,255,.14);border-color:white}
    .rank-panel{padding:22px;border:1px solid rgba(255,255,255,.17);background:rgba(255,255,255,.11);border-radius:22px;backdrop-filter:blur(12px);box-shadow:0 24px 50px rgba(0,0,0,.16)}
    .panel-top{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.15);padding-bottom:16px;margin-bottom:5px}
    .panel-top strong{font-size:18px}.panel-top span{font-size:12px;color:#9deff4}
    .rank-row{display:grid;grid-template-columns:32px 1fr 54px 50px;gap:10px;align-items:center;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.11);font-size:14px;color:#d7e2ed}
    .rank-row:last-child{border-bottom:0}.rank-row b{color:#fff}.rank-row em{color:#8eecf0;font-style:normal;text-align:right}.rank-num{color:#92a9bf}
    .section{padding:88px 0}.section-head{max-width:720px;margin-bottom:36px}.section-head h2{margin:15px 0 12px;color:var(--navy);font-size:clamp(28px,4vw,45px);line-height:1.25;letter-spacing:-.03em}.section-head p{margin:0;color:var(--muted);font-size:17px}.center{text-align:center;margin-left:auto;margin-right:auto}
    .blue-section{background:var(--soft)}
    .intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
    .intro-grid img{width:100%;height:390px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .intro-copy h3{font-size:29px;line-height:1.35;color:var(--navy);margin:0 0 15px}.intro-copy p{color:var(--muted)}
    .check-list{list-style:none;margin:22px 0 0;padding:0}.check-list li{display:flex;gap:12px;margin:13px 0;color:#40536a}.check-list li:before{content:"✓";flex:none;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#ddf8f0;color:#0b9c72;font-weight:900;font-size:13px}
    .metric-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm);overflow:hidden}
    .metric{padding:26px 22px;border-right:1px solid var(--line)}.metric:last-child{border:0}.metric strong{display:block;font-size:31px;line-height:1;color:var(--blue);margin-bottom:8px}.metric span{color:var(--muted);font-size:14px}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{padding:27px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);transition:.25s}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.feature-card .num{color:var(--cyan);font-weight:900;font-size:14px}.feature-card h3{font-size:21px;color:var(--navy);margin:12px 0 8px}.feature-card p{margin:0;color:var(--muted);font-size:15px}
    .table-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.table-head{display:flex;justify-content:space-between;align-items:center;padding:25px 28px;border-bottom:1px solid var(--line)}.table-head h3{margin:0;color:var(--navy);font-size:22px}.table-head span{font-size:13px;color:var(--muted)}.standings{width:100%;border-collapse:collapse}.standings th,.standings td{text-align:left;padding:16px 22px;border-bottom:1px solid #edf1f6;font-size:14px}.standings th{color:var(--muted);font-weight:700;background:#fbfcfe}.standings td{color:#40536a}.standings tr:hover td{background:#f7fbff}.standings .club{font-weight:800;color:var(--navy)}.trend-up{color:#0a9d72;font-weight:800}.trend-flat{color:#bf8513;font-weight:800}
    .split-section{display:grid;grid-template-columns:.82fr 1.18fr;gap:58px;align-items:start}.quote-box{padding:32px;background:var(--navy);color:white;border-radius:var(--radius);background-image:linear-gradient(135deg,rgba(23,105,224,.25),transparent 65%)}.quote-box h3{font-size:26px;line-height:1.35;margin:0 0 14px}.quote-box p{color:#c7d4e4;margin:0}.quote-box .small-line{display:block;margin-top:22px;color:#8eecf0;font-size:13px}.steps{display:grid;gap:18px}.step{display:grid;grid-template-columns:48px 1fr;gap:18px;padding-bottom:20px;border-bottom:1px solid var(--line)}.step:last-child{border:0}.step-no{width:42px;height:42px;border-radius:13px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-weight:900}.step h3{font-size:19px;margin:0 0 4px;color:var(--navy)}.step p{margin:0;color:var(--muted);font-size:15px}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.scenario{display:flex;gap:18px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm)}.scenario img{width:118px;height:112px;object-fit:cover;border-radius:12px}.scenario h3{font-size:19px;margin:0 0 6px;color:var(--navy)}.scenario p{font-size:14px;color:var(--muted);margin:0}
    .faq-list{max-width:900px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;border:0;background:transparent;text-align:left;padding:21px 4px;color:var(--navy);font-weight:800;font-size:17px;display:flex;justify-content:space-between;align-items:center}.faq-question span{color:var(--blue);font-size:24px;transition:.25s}.faq-answer{display:none;color:var(--muted);padding:0 34px 20px 4px;font-size:15px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span{transform:rotate(45deg)}
    .cta{padding:70px 0;background:linear-gradient(110deg,var(--blue),#1451b0);color:white}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:clamp(28px,4vw,43px);line-height:1.25;margin:0 0 10px}.cta p{color:#d9e8ff;margin:0;max-width:650px}.cta .primary-button{background:white;color:var(--blue)}.cta .primary-button:hover{background:#e7f5ff}
    .site-footer{padding:62px 0 22px;background:var(--deep);color:#b9c7d7}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}.footer-brand .brand-name{color:white}.footer-brand p{max-width:330px;color:#9eafc2;font-size:14px;margin-top:18px}.footer-title{color:white;font-size:15px;margin:4px 0 14px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:8px 0}.footer-links a{color:#9eafc2;font-size:14px}.footer-links a:hover{color:#8eecf0}.footer-bottom{display:flex;justify-content:space-between;gap:25px;border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:20px;color:#8397ad;font-size:12px}.footer-bottom a:hover{color:white}
    :focus-visible{outline:3px solid rgba(49,197,217,.55);outline-offset:3px}
    @media(max-width:1024px){.nav-wrap{gap:2px}.nav-link{padding:8px 8px;font-size:13px}.header-inner{gap:10px}.hero-grid,.intro-grid,.split-section{gap:30px}.metric strong{font-size:26px}}
    @media(max-width:768px){.container{width:min(var(--container),calc(100% - 28px))}.header-inner{min-height:66px}.brand{min-width:auto}.brand-name{font-size:18px}.header-tools{margin-left:auto}.status{display:none}.icon-button{display:block}.nav-wrap{display:none;position:absolute;left:14px;right:14px;top:72px;padding:10px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}.nav-wrap.show{display:flex}.nav-link{padding:11px 13px}.hero{padding:58px 0}.hero-grid,.intro-grid,.split-section{grid-template-columns:1fr}.hero h1{font-size:44px}.rank-panel{margin-top:10px}.section{padding:62px 0}.metric-strip{grid-template-columns:1fr 1fr}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.feature-grid{grid-template-columns:1fr 1fr}.scenario-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .primary-button{margin-top:24px}}
    @media(max-width:520px){.hero h1{font-size:38px}.hero-copy{font-size:16px}.hero-actions a{width:100%}.feature-grid{grid-template-columns:1fr}.metric{padding:20px 15px}.metric strong{font-size:23px}.table-card{overflow-x:auto}.standings{min-width:620px}.table-head{padding:20px}.intro-grid img{height:280px}.scenario{display:block}.scenario img{width:100%;height:170px;margin-bottom:16px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom div+div{margin-top:14px}}

/* roulang page: category4 */
:root{--navy:#0b1f3a;--deep:#07162b;--blue:#1769e0;--cyan:#31c5d9;--sky:#eaf4ff;--mint:#e5fbf6;--gold:#f4b84a;--ink:#14243a;--muted:#6c7b8f;--line:#dfe7f1;--paper:#fff;--soft:#f5f8fc;--shadow:0 18px 45px rgba(16,45,83,.10);--shadow-sm:0 8px 24px rgba(16,45,83,.08);--radius:22px;--radius-sm:14px;--container:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.8;font-size:16px}a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer}.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;color:var(--blue);background:#eaf2ff;font-size:13px;font-weight:700;letter-spacing:.04em}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan)}.section{padding:88px 0}.section-head{max-width:740px;margin-bottom:38px}.section-head h2{margin:15px 0 12px;color:var(--navy);font-size:clamp(28px,4vw,44px);line-height:1.25;letter-spacing:-.03em}.section-head p{margin:0;color:var(--muted);font-size:17px}.center{text-align:center;margin-left:auto;margin-right:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(223,231,241,.85);backdrop-filter:blur(18px)}.header-inner{min-height:72px;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:11px;min-width:170px}.brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;color:white;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 18px rgba(23,105,224,.24);font-weight:900;font-size:18px}.brand-name{font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--navy)}.nav-wrap{display:flex;align-items:center;gap:8px;flex:1;overflow:auto}.nav-link{white-space:nowrap;padding:9px 12px;border-radius:10px;color:#607087;font-size:14px;font-weight:700}.nav-link:hover,.nav-link.active{color:var(--blue);background:#edf5ff}.header-tools{display:flex;align-items:center;gap:13px}.status{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:13px;white-space:nowrap}.status i{width:8px;height:8px;background:#19b982;border-radius:50%;box-shadow:0 0 0 4px #e1f8ef}.icon-button{width:38px;height:38px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--navy)}.icon-button:hover{border-color:var(--blue);color:var(--blue)}.primary-button,.outline-button,.text-button{display:inline-flex;justify-content:center;align-items:center;gap:8px;border-radius:12px;padding:13px 20px;font-weight:800;font-size:14px;transition:.25s ease}.primary-button{color:white;background:var(--blue);box-shadow:0 10px 20px rgba(23,105,224,.2)}.primary-button:hover{color:white;background:#0f57bf;transform:translateY(-2px)}.outline-button{color:var(--blue);border:1px solid #b9d1f4;background:white}.outline-button:hover{background:#edf5ff;border-color:var(--blue)}.text-button{padding:0;color:var(--blue);border:0;background:transparent}.text-button:hover{gap:12px;color:#0d4ea9}.page-hero{position:relative;overflow:hidden;padding:76px 0 82px;background:linear-gradient(100deg,rgba(7,22,43,.96),rgba(11,48,83,.84)),url('/assets/images/backpic/back-2.webp') center/cover;color:white}.page-hero:after{content:"";position:absolute;width:410px;height:410px;border:1px solid rgba(49,197,217,.22);border-radius:50%;right:-110px;top:-180px}.hero-content{position:relative;z-index:1;max-width:800px}.page-hero .eyebrow{color:#9deff4;background:rgba(49,197,217,.13)}.page-hero h1{font-size:clamp(38px,6vw,68px);line-height:1.1;letter-spacing:-.055em;margin:20px 0 18px}.page-hero p{color:#cbd9e8;font-size:18px;max-width:720px;margin:0 0 28px}.hero-note{display:flex;gap:18px;flex-wrap:wrap;color:#d6e4f1;font-size:14px}.hero-note span{padding:8px 13px;border:1px solid rgba(255,255,255,.2);border-radius:999px;background:rgba(255,255,255,.07)}.intro-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:54px;align-items:center}.intro-image img{width:100%;height:390px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}.intro-copy h2{color:var(--navy);font-size:36px;line-height:1.3;margin:15px 0}.intro-copy p{color:var(--muted);margin:0 0 18px}.check-list{list-style:none;margin:24px 0;padding:0}.check-list li{display:flex;gap:12px;margin:13px 0;color:#40536a}.check-list li:before{content:"✓";flex:none;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#ddf8f0;color:#0b9c72;font-weight:900;font-size:13px}.soft-section{background:var(--soft)}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.metric{padding:25px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}.metric strong{display:block;font-size:34px;color:var(--blue);line-height:1.2}.metric span{display:block;color:var(--muted);font-size:14px;margin-top:8px}.insight-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}.panel h3{margin:0 0 10px;color:var(--navy);font-size:23px}.panel p{color:var(--muted);margin:0}.trend-list{margin-top:20px}.trend{display:flex;justify-content:space-between;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}.trend:last-child{border-bottom:0}.trend b{color:var(--navy)}.tag{display:inline-flex;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:800}.tag.up{color:#087e61;background:#e1f8ef}.tag.steady{color:#9a6912;background:#fff3d6}.tag.warn{color:#a43d3d;background:#ffebeb}.profile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.profile-card{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:.25s}.profile-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.profile-card img{height:180px;width:100%;object-fit:cover}.profile-body{padding:22px}.profile-body h3{margin:0 0 8px;font-size:20px;color:var(--navy)}.profile-body p{margin:0;color:var(--muted);font-size:14px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:step}.step{position:relative;padding:24px 20px;background:#fff;border:1px solid var(--line);border-radius:18px}.step:before{counter-increment:step;content:"0" counter(step);display:block;color:var(--cyan);font-size:13px;font-weight:900;margin-bottom:20px}.step h3{font-size:18px;color:var(--navy);margin:0 0 8px}.step p{font-size:14px;color:var(--muted);margin:0}.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}.compare-box{padding:28px;border-radius:var(--radius);background:var(--navy);color:white}.compare-box.light{background:var(--sky);color:var(--ink)}.compare-box h3{margin:0 0 12px;font-size:23px}.compare-box p{color:#c5d6e8;margin:0}.compare-box.light p{color:var(--muted)}.faq-list{max-width:860px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;padding:21px 4px;border:0;background:transparent;display:flex;justify-content:space-between;text-align:left;color:var(--navy);font-weight:800;font-size:17px}.faq-question span{color:var(--blue);font-size:22px}.faq-answer{display:none;color:var(--muted);padding:0 35px 20px 4px}.faq-item.open .faq-answer{display:block}.cta{padding:62px 0;background:linear-gradient(110deg,var(--blue),#1451a5);color:white}.cta-inner{display:flex;justify-content:space-between;gap:28px;align-items:center}.cta h2{font-size:34px;line-height:1.3;margin:0 0 8px}.cta p{margin:0;color:#d9e8fb}.cta .primary-button{background:var(--cyan);color:var(--deep);white-space:nowrap}.site-footer{background:var(--deep);color:#c5d3e2;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}.footer-brand p{max-width:320px;color:#9eb0c4;font-size:14px}.site-footer .brand-name{color:white}.footer-title{font-size:15px;color:white;margin:5px 0 15px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:8px 0}.footer-links a{color:#9eb0c4;font-size:14px}.footer-links a:hover,.footer-bottom a:hover{color:var(--cyan)}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#8499b0;font-size:12px}.footer-bottom a{color:#b9c9da}.contact-form{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;margin-top:23px}.contact-form input{min-width:0;border:1px solid #cbd9e8;border-radius:11px;padding:12px 14px;outline:0}.contact-form input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,224,.12)}.form-tip{font-size:13px;color:var(--muted);margin-top:10px}@media(max-width:1024px){.header-inner{gap:12px}.header-tools .status{display:none}.metric-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.container{width:min(100% - 28px,var(--container))}.header-inner{flex-wrap:wrap;padding:12px 0}.brand{min-width:auto}.nav-wrap{order:3;flex-basis:100%;padding-bottom:2px}.header-tools{margin-left:auto}.page-hero{padding:58px 0 64px}.intro-grid,.insight-grid,.compare{grid-template-columns:1fr;gap:28px}.intro-image{order:2}.section{padding:64px 0}.profile-grid{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .primary-button{margin-top:22px}}@media(max-width:520px){.brand-name{font-size:18px}.icon-button{display:none}.page-hero h1{font-size:40px}.page-hero p{font-size:16px}.hero-note{gap:8px}.metric-grid,.profile-grid,.steps{grid-template-columns:1fr}.panel{padding:22px}.contact-form{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom>div+div{margin-top:14px}.section-head h2{font-size:31px}}

/* roulang page: category1 */
:root{
      --navy:#0b1f3a;
      --deep:#07162b;
      --blue:#1769e0;
      --cyan:#31c5d9;
      --sky:#eaf4ff;
      --mint:#e5fbf6;
      --gold:#f4b84a;
      --ink:#14243a;
      --muted:#6c7b8f;
      --line:#dfe7f1;
      --paper:#ffffff;
      --soft:#f5f8fc;
      --shadow:0 18px 45px rgba(16,45,83,.10);
      --shadow-sm:0 8px 24px rgba(16,45,83,.08);
      --radius:22px;
      --radius-sm:14px;
      --container:1200px;
    }
    html{scroll-behavior:smooth}
    *,*:before,*:after{box-sizing:border-box}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.8;
      font-size:16px;
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 12px;
      border-radius:999px;
      color:var(--blue);
      background:#eaf2ff;
      font-size:13px;
      font-weight:700;
      letter-spacing:.04em;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--cyan);
    }
    .section{padding:88px 0}
    .section-head{max-width:720px;margin-bottom:38px}
    .section-head h2{
      margin:15px 0 12px;
      color:var(--navy);
      font-size:clamp(28px,4vw,46px);
      line-height:1.25;
      letter-spacing:-.03em;
    }
    .section-head p{margin:0;color:var(--muted);font-size:17px}
    .section-head.center{text-align:center;margin-left:auto;margin-right:auto}
    .section-head.center .eyebrow{justify-content:center}
    .site-header{
      position:sticky;
      top:0;
      z-index:20;
      background:rgba(255,255,255,.94);
      border-bottom:1px solid rgba(223,231,241,.85);
      backdrop-filter:blur(18px);
    }
    .header-inner{
      min-height:72px;
      display:flex;
      align-items:center;
      gap:22px;
    }
    .brand{display:flex;align-items:center;gap:11px;min-width:170px}
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:12px;
      display:grid;
      place-items:center;
      color:white;
      background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 8px 18px rgba(23,105,224,.24);
      font-weight:900;
      font-size:18px;
    }
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--navy)}
    .nav-wrap{display:flex;align-items:center;gap:8px;flex:1;overflow:auto}
    .nav-link{
      white-space:nowrap;
      padding:9px 12px;
      border-radius:10px;
      color:#607087;
      font-size:14px;
      font-weight:700;
    }
    .nav-link:hover,.nav-link.active{color:var(--blue);background:#edf5ff}
    .header-tools{display:flex;align-items:center;gap:13px}
    .status-dot{
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:#587087;
      white-space:nowrap;
      font-size:13px;
      font-weight:700;
    }
    .status-dot:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:#25c98b;
      box-shadow:0 0 0 5px #e4faf2;
    }
    .icon-button{
      width:38px;
      height:38px;
      border:1px solid var(--line);
      border-radius:11px;
      background:#fff;
      color:var(--navy);
    }
    .icon-button:hover{border-color:var(--blue);color:var(--blue)}
    .primary-button,.outline-button,.text-button{
      display:inline-flex;
      justify-content:center;
      align-items:center;
      gap:8px;
      border-radius:12px;
      padding:13px 20px;
      font-weight:800;
      font-size:14px;
      transition:.25s ease;
    }
    .primary-button{
      color:white;
      background:var(--blue);
      box-shadow:0 10px 20px rgba(23,105,224,.2);
    }
    .primary-button:hover{
      color:white;
      background:#0f57bf;
      transform:translateY(-2px);
      box-shadow:0 14px 27px rgba(23,105,224,.28);
    }
    .outline-button{
      color:var(--blue);
      border:1px solid #b9d1f4;
      background:white;
    }
    .outline-button:hover{background:#edf5ff;border-color:var(--blue);color:var(--blue)}
    .text-button{padding:0;color:var(--blue);border:0;background:transparent}
    .text-button:hover{gap:12px;color:#0d4ea9}
    :focus-visible{
      outline:3px solid rgba(49,197,217,.55);
      outline-offset:3px;
    }
    .page-banner{
      position:relative;
      overflow:hidden;
      padding:72px 0 68px;
      color:#fff;
      background:
        linear-gradient(90deg,rgba(7,22,43,.97),rgba(7,22,43,.82) 58%,rgba(7,22,43,.55)),
        url('/assets/images/backpic/back-2.webp') center/cover;
    }
    .page-banner:after{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      border:1px solid rgba(49,197,217,.26);
      border-radius:50%;
      right:-90px;
      top:-160px;
    }
    .banner-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:42px;
      align-items:center;
    }
    .page-banner .eyebrow{color:#9deff4;background:rgba(49,197,217,.13)}
    .page-banner h1{
      max-width:720px;
      margin:18px 0 18px;
      color:#fff;
      font-size:clamp(40px,6vw,70px);
      line-height:1.1;
      letter-spacing:-.06em;
    }
    .banner-copy{max-width:680px;margin:0 0 28px;color:#c7d4e4;font-size:18px}
    .banner-actions{display:flex;flex-wrap:wrap;gap:12px}
    .page-banner .primary-button{background:var(--cyan);color:var(--deep)}
    .page-banner .primary-button:hover{background:#67dae4;color:var(--deep)}
    .page-banner .outline-button{
      color:#fff;
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.3);
    }
    .page-banner .outline-button:hover{color:#fff;background:rgba(255,255,255,.15);border-color:#fff}
    .snapshot-panel{
      padding:24px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:22px;
      background:rgba(255,255,255,.1);
      box-shadow:0 20px 50px rgba(0,0,0,.16);
      backdrop-filter:blur(14px);
    }
    .snapshot-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
    .snapshot-title{font-size:15px;font-weight:800;color:#fff}
    .snapshot-label{padding:5px 9px;border-radius:8px;background:rgba(49,197,217,.16);color:#9deff4;font-size:12px}
    .match-line{
      display:grid;
      grid-template-columns:1fr 48px 1fr;
      gap:10px;
      align-items:center;
      padding:17px 0;
      border-top:1px solid rgba(255,255,255,.12);
    }
    .team{text-align:center;color:#e6eef7;font-size:14px}
    .team:first-child{text-align:left}
    .team:last-child{text-align:right}
    .team strong{display:block;color:#fff;font-size:16px}
    .score{text-align:center;color:#8eecf0;font-size:22px;font-weight:900}
    .snapshot-meta{display:flex;justify-content:space-between;gap:12px;padding-top:16px;color:#b9c9da;font-size:12px}
    .section-intro{max-width:760px;color:var(--muted);font-size:17px}
    .light-panel{background:var(--soft)}
    .metrics-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      border:1px solid var(--line);
      border-radius:18px;
      background:#fff;
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .metric-item{padding:24px 25px;border-right:1px solid var(--line)}
    .metric-item:last-child{border-right:0}
    .metric-value{display:block;color:var(--navy);font-size:31px;line-height:1.1;font-weight:900}
    .metric-label{display:block;margin-top:7px;color:var(--muted);font-size:13px}
    .metric-note{display:block;margin-top:7px;color:#8391a2;font-size:12px}
    .data-layout{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:26px;
      align-items:stretch;
    }
    .data-card{
      padding:28px;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .data-card h3{margin:0 0 9px;color:var(--navy);font-size:22px}
    .data-card p{margin:0;color:var(--muted);font-size:15px}
    .data-card.featured{background:var(--navy);color:#fff;border-color:var(--navy)}
    .data-card.featured h3{color:#fff}
    .data-card.featured p{color:#c7d4e4}
    .mini-stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:25px}
    .mini-stat{padding:16px;border-radius:14px;background:#f2f7fd;border:1px solid #e1ebf6}
    .featured .mini-stat{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.12)}
    .mini-stat b{display:block;color:var(--blue);font-size:22px;line-height:1.2}
    .featured .mini-stat b{color:#8eecf0}
    .mini-stat span{display:block;margin-top:4px;color:var(--muted);font-size:12px}
    .featured .mini-stat span{color:#b9c9da}
    .chart-card{min-height:100%;display:flex;flex-direction:column;justify-content:space-between}
    .chart-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}
    .chart-legend{display:flex;gap:13px;color:var(--muted);font-size:12px}
    .legend{display:flex;align-items:center;gap:5px}
    .legend i{width:8px;height:8px;border-radius:50%;background:var(--blue)}
    .legend i.alt{background:var(--cyan)}
    .bars{height:180px;display:flex;align-items:flex-end;justify-content:space-around;gap:16px;margin:35px 6px 10px;border-bottom:1px solid var(--line)}
    .bar-group{height:100%;display:flex;align-items:flex-end;gap:6px}
    .bar{
      width:15px;
      min-height:18px;
      border-radius:8px 8px 0 0;
      background:linear-gradient(180deg,var(--blue),#8ebaf6);
    }
    .bar.alt{background:linear-gradient(180deg,var(--cyan),#b0eff1)}
    .bar-labels{display:flex;justify-content:space-around;color:#8a98a9;font-size:12px}
    .feature-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}
    .feature-image{position:relative}
    .feature-image img{
      width:100%;
      height:410px;
      object-fit:cover;
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .image-badge{
      position:absolute;
      left:22px;
      bottom:22px;
      max-width:260px;
      padding:14px 17px;
      border-radius:14px;
      background:#fff;
      box-shadow:var(--shadow-sm);
      color:var(--navy);
      font-size:13px;
      font-weight:800;
    }
    .feature-copy h3{font-size:29px;line-height:1.3;margin:18px 0 12px;color:var(--navy)}
    .feature-copy>p{color:var(--muted);font-size:16px}
    .check-list{list-style:none;margin:23px 0 28px;padding:0}
    .check-list li{display:flex;gap:12px;margin:13px 0;color:#40536a}
    .check-list li:before{
      content:"✓";
      flex:none;
      display:grid;
      place-items:center;
      width:22px;
      height:22px;
      border-radius:50%;
      background:#ddf8f0;
      color:#0b9c72;
      font-weight:900;
      font-size:13px;
    }
    .dimension-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .dimension-card{
      min-height:220px;
      padding:25px;
      border:1px solid var(--line);
      border-radius:var(--radius-sm);
      background:#fff;
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
    }
    .dimension-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .dimension-icon{
      width:45px;
      height:45px;
      display:grid;
      place-items:center;
      border-radius:14px;
      color:var(--blue);
      background:var(--sky);
      font-size:20px;
      font-weight:900;
    }
    .dimension-card h3{margin:18px 0 8px;color:var(--navy);font-size:19px}
    .dimension-card p{margin:0;color:var(--muted);font-size:14px}
    .process-section{background:var(--navy);color:#fff}
    .process-section .section-head h2{color:#fff}
    .process-section .section-head p{color:#b9c9da}
    .process-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
    .process-item{position:relative;padding:22px 25px 24px;border-top:1px solid rgba(255,255,255,.2)}
    .process-item:not(:last-child):after{
      content:"→";
      position:absolute;
      right:-8px;
      top:13px;
      color:var(--cyan);
      font-size:24px;
      z-index:2;
    }
    .process-number{color:var(--cyan);font-size:13px;font-weight:900;letter-spacing:.1em}
    .process-item h3{margin:12px 0 8px;color:#fff;font-size:19px}
    .process-item p{margin:0;color:#b9c9da;font-size:14px}
    .observation-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .observation-main{
      padding:30px;
      border-radius:var(--radius);
      background:url('/assets/images/coverpic/cover-4.webp') center/cover;
      position:relative;
      overflow:hidden;
      min-height:350px;
      display:flex;
      align-items:flex-end;
    }
    .observation-main:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,22,43,.94),rgba(7,22,43,.08))}
    .observation-copy{position:relative;z-index:1;max-width:600px}
    .observation-copy h3{margin:0 0 9px;color:#fff;font-size:28px}
    .observation-copy p{margin:0;color:#c7d4e4;font-size:15px}
    .observation-side{display:grid;gap:18px}
    .signal-card{
      padding:24px;
      border-radius:var(--radius-sm);
      border:1px solid var(--line);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .signal-card h3{margin:0 0 8px;color:var(--navy);font-size:19px}
    .signal-card p{margin:0;color:var(--muted);font-size:14px}
    .signal-line{display:flex;align-items:center;gap:9px;margin-top:16px;color:#53677e;font-size:13px}
    .signal-line span{height:7px;flex:1;border-radius:99px;background:#e8eff7;overflow:hidden}
    .signal-line span:before{content:"";display:block;height:100%;width:68%;border-radius:inherit;background:var(--cyan)}
    .signal-line.blue span:before{width:82%;background:var(--blue)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
    .faq-item{
      border:1px solid var(--line);
      border-radius:15px;
      background:#fff;
      overflow:hidden;
      box-shadow:0 5px 17px rgba(16,45,83,.045);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:19px 23px;
      color:var(--navy);
      font-weight:800;
      display:flex;
      justify-content:space-between;
      gap:15px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";color:var(--blue);font-size:22px;line-height:1}
    .faq-item[open] summary:after{content:"−"}
    .faq-answer{padding:0 23px 20px;color:var(--muted);font-size:14px}
    .notice{
      display:flex;
      gap:15px;
      align-items:flex-start;
      padding:21px 24px;
      border:1px solid #f1dfb5;
      border-radius:16px;
      background:#fff9eb;
      color:#765821;
    }
    .notice strong{display:block;color:#654817;margin-bottom:3px}
    .notice p{margin:0;font-size:14px}
    .cta-section{padding:30px 0 90px}
    .cta-box{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:30px;
      padding:38px 44px;
      border-radius:var(--radius);
      background:linear-gradient(105deg,#eaf4ff,#e5fbf6);
      border:1px solid #d5e7f2;
    }
    .cta-box h2{margin:0 0 8px;color:var(--navy);font-size:30px}
    .cta-box p{margin:0;color:var(--muted)}
    .subscribe-form{display:flex;gap:9px;flex-wrap:wrap}
    .subscribe-form input{
      min-width:230px;
      height:48px;
      padding:0 15px;
      border:1px solid #cbdbea;
      border-radius:11px;
      background:#fff;
      color:var(--ink);
    }
    .subscribe-form input::placeholder{color:#94a2b2}
    .form-message{width:100%;margin:7px 0 0;color:#4d687d;font-size:13px}
    .site-footer{padding:58px 0 22px;background:var(--deep);color:#b9c9da}
    .footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:35px}
    .footer-brand .brand-name{color:#fff}
    .footer-brand p{max-width:330px;margin:18px 0 0;color:#91a5bb;font-size:14px}
    .footer-title{margin:4px 0 16px;color:#fff;font-size:15px}
    .footer-links{list-style:none;margin:0;padding:0}
    .footer-links li{margin:9px 0}
    .footer-links a{color:#91a5bb;font-size:14px}
    .footer-links a:hover{color:#8eecf0}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:30px;
      padding-top:25px;
      margin-top:40px;
      border-top:1px solid rgba(255,255,255,.12);
      color:#8095ac;
      font-size:12px;
    }
    .footer-bottom a{color:#a9bfd3}
    .footer-bottom a:hover{color:#8eecf0}
    @media(max-width:1024px){
      .header-inner{gap:13px}
      .brand{min-width:150px}
      .header-tools .status-dot{display:none}
      .banner-grid,.data-layout,.feature-layout,.observation-layout{grid-template-columns:1fr}
      .banner-grid{gap:28px}
      .snapshot-panel{max-width:620px}
      .process-list{grid-template-columns:repeat(2,1fr);gap:20px}
      .process-item:not(:last-child):after{display:none}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 28px))}
      .site-header{position:relative}
      .header-inner{min-height:auto;padding:13px 0;flex-wrap:wrap}
      .brand{min-width:auto}
      .header-tools{margin-left:auto}
      .nav-wrap{order:3;flex-basis:100%;width:100%;padding-bottom:2px;overflow-x:auto}
      .nav-link{font-size:13px;padding:8px 10px}
      .section{padding:66px 0}
      .page-banner{padding:58px 0}
      .page-banner h1{font-size:clamp(38px,11vw,58px)}
      .banner-copy{font-size:16px}
      .metrics-strip{grid-template-columns:repeat(2,1fr)}
      .metric-item:nth-child(2){border-right:0}
      .metric-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .dimension-grid,.faq-grid{grid-template-columns:1fr}
      .feature-image img{height:300px}
      .cta-box{align-items:flex-start;flex-direction:column;padding:30px 25px}
    }
    @media(max-width:520px){
      body{font-size:15px}
      .header-tools .primary-button{padding:10px 13px;font-size:12px}
      .brand-name{font-size:18px}
      .brand-mark{width:34px;height:34px}
      .page-banner h1{font-size:39px}
      .snapshot-panel,.data-card,.signal-card{padding:21px}
      .metrics-strip{display:block}
      .metric-item{border-right:0;border-bottom:1px solid var(--line)}
      .metric-item:last-child{border-bottom:0}
      .mini-stat-grid{gap:8px}
      .mini-stat{padding:13px}
      .bars{gap:6px}
      .bar{width:11px}
      .process-list{grid-template-columns:1fr}
      .observation-main{min-height:290px;padding:23px}
      .observation-copy h3{font-size:23px}
      .subscribe-form{width:100%}
      .subscribe-form input,.subscribe-form .primary-button{width:100%;min-width:0}
      .footer-grid{grid-template-columns:1fr;gap:23px}
      .footer-bottom{display:block}
      .footer-bottom>div+div{margin-top:14px}
    }

/* roulang page: category5 */
:root{
      --navy:#0b1f3a;--deep:#07162b;--blue:#1769e0;--cyan:#31c5d9;
      --sky:#eaf4ff;--mint:#e5fbf6;--gold:#f4b84a;--ink:#14243a;
      --muted:#6c7b8f;--line:#dfe7f1;--paper:#fff;--soft:#f5f8fc;
      --shadow:0 18px 45px rgba(16,45,83,.10);--shadow-sm:0 8px 24px rgba(16,45,83,.08);
      --radius:22px;--radius-sm:14px;--container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;color:var(--blue);background:#eaf2ff;font-size:13px;font-weight:700;letter-spacing:.04em}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan)}
    .section{padding:86px 0}
    .section-head{max-width:720px;margin-bottom:36px}
    .section-head h2{margin:15px 0 12px;color:var(--navy);font-size:clamp(28px,4vw,45px);line-height:1.25;letter-spacing:-.03em}
    .section-head p{margin:0;color:var(--muted);font-size:17px}
    .section-head.center{text-align:center;margin-left:auto;margin-right:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(223,231,241,.85);backdrop-filter:blur(18px)}
    .header-inner{min-height:72px;display:flex;align-items:center;gap:25px}
    .brand{display:flex;align-items:center;gap:11px;min-width:170px}
    .brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;color:white;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 18px rgba(23,105,224,.24);font-weight:900;font-size:18px}
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--navy)}
    .nav-wrap{display:flex;align-items:center;gap:8px;flex:1;overflow:auto}
    .nav-link{white-space:nowrap;padding:9px 12px;border-radius:10px;color:#607087;font-size:14px;font-weight:700}
    .nav-link:hover,.nav-link.active{color:var(--blue);background:#edf5ff}
    .header-tools{display:flex;align-items:center;gap:13px}
    .status{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:13px;white-space:nowrap}
    .status i{width:8px;height:8px;border-radius:50%;background:#27c58a;box-shadow:0 0 0 4px #e5faf2}
    .primary-button,.outline-button,.text-button{display:inline-flex;justify-content:center;align-items:center;gap:8px;border-radius:12px;padding:13px 20px;font-weight:800;font-size:14px;transition:.25s ease}
    .primary-button{color:white;background:var(--blue);box-shadow:0 10px 20px rgba(23,105,224,.2)}
    .primary-button:hover{color:white;background:#0f57bf;transform:translateY(-2px)}
    .outline-button{color:var(--blue);border:1px solid #b9d1f4;background:white}
    .outline-button:hover{background:#edf5ff;border-color:var(--blue)}
    .text-button{padding:0;color:var(--blue);border:0;background:transparent}
    .text-button:hover{gap:12px;color:#0d4ea9}
    .page-hero{position:relative;overflow:hidden;padding:78px 0 74px;background:linear-gradient(90deg,rgba(7,22,43,.96),rgba(7,22,43,.78)),url('/assets/images/backpic/back-2.webp') center/cover;color:white}
    .page-hero:after{content:"";position:absolute;width:460px;height:460px;border:1px solid rgba(49,197,217,.25);border-radius:50%;right:-130px;top:-210px}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
    .page-hero .eyebrow{color:#9deff4;background:rgba(49,197,217,.13)}
    .page-hero h1{font-size:clamp(40px,6vw,70px);line-height:1.08;letter-spacing:-.06em;margin:20px 0}
    .hero-copy{max-width:680px;color:#c8d5e5;font-size:18px;margin:0 0 28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .page-hero .primary-button{background:var(--cyan);color:var(--deep)}
    .page-hero .primary-button:hover{background:#69dce6}
    .page-hero .outline-button{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.35);color:#fff}
    .hero-panel{padding:24px;border:1px solid rgba(255,255,255,.17);border-radius:var(--radius);background:rgba(255,255,255,.11);backdrop-filter:blur(12px);box-shadow:0 20px 45px rgba(0,0,0,.12)}
    .hero-panel h3{margin:0 0 18px;font-size:19px;color:#fff}
    .search-line{display:flex;gap:8px;margin-bottom:16px}
    .search-line input{min-width:0;flex:1;padding:12px 14px;border:0;border-radius:10px;background:#fff;color:var(--ink);outline:none}
    .search-line button{border:0;border-radius:10px;padding:0 16px;background:var(--cyan);color:var(--deep);font-weight:800}
    .topic-tags{display:flex;flex-wrap:wrap;gap:8px}
    .topic-tags span{padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.1);color:#d8e6f2;font-size:13px}
    .stat-strip{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line);background:#fff}
    .stat-item{padding:25px 26px;border-right:1px solid var(--line)}
    .stat-item:last-child{border-right:0}
    .stat-item strong{display:block;color:var(--navy);font-size:26px;line-height:1.2}
    .stat-item span{display:block;color:var(--muted);font-size:13px;margin-top:5px}
    .feature-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:center}
    .feature-image{position:relative}
    .feature-image img{width:100%;height:405px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .image-note{position:absolute;right:18px;bottom:18px;padding:10px 14px;border-radius:12px;background:rgba(7,22,43,.82);color:#fff;font-size:13px}
    .feature-copy h3{font-size:30px;line-height:1.3;margin:16px 0 12px;color:var(--navy)}
    .feature-copy>p{color:var(--muted)}
    .check-list{list-style:none;margin:22px 0 28px;padding:0}
    .check-list li{display:flex;gap:12px;margin:13px 0;color:#40536a}
    .check-list li:before{content:"✓";flex:none;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#ddf8f0;color:#0b9c72;font-weight:900;font-size:13px}
    .blue-section{background:var(--soft)}
    .dimension-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:18px}
    .dimension-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:25px;box-shadow:var(--shadow-sm);transition:.25s}
    .dimension-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .dimension-card.tall{grid-row:span 2;background:var(--navy);color:#fff}
    .dimension-card.wide{grid-column:span 2}
    .card-index{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#eaf2ff;color:var(--blue);font-weight:900;font-size:13px}
    .dimension-card.tall .card-index{background:rgba(49,197,217,.16);color:#8de9ed}
    .dimension-card h3{margin:18px 0 8px;color:var(--navy);font-size:20px}
    .dimension-card.tall h3{color:#fff}
    .dimension-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
    .dimension-card.tall p{color:#c3d1e0}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{position:relative;padding:28px 24px 10px;border-right:1px solid var(--line)}
    .step:last-child{border-right:0}
    .step:before{content:"";position:absolute;top:-7px;left:24px;width:13px;height:13px;border-radius:50%;background:var(--cyan);border:3px solid #d8f8fa}
    .step small{color:var(--blue);font-weight:900}
    .step h3{margin:12px 0 8px;font-size:19px;color:var(--navy)}
    .step p{margin:0;color:var(--muted);font-size:14px}
    .scenario-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:stretch}
    .scenario-image img{width:100%;height:350px;object-fit:cover;border-radius:var(--radius)}
    .scenario-list{display:grid;gap:12px}
    .scenario-item{padding:19px 20px;border:1px solid var(--line);border-radius:15px;background:#fff;display:flex;gap:15px;align-items:flex-start}
    .scenario-item b{display:block;color:var(--navy);margin-bottom:3px}
    .scenario-item span{display:block;color:var(--muted);font-size:14px}
    .scenario-icon{width:35px;height:35px;flex:none;border-radius:11px;display:grid;place-items:center;background:var(--mint);color:#078b6a;font-weight:900}
    .data-section{background:var(--deep);color:#fff}
    .data-section .section-head h2{color:#fff}
    .data-section .section-head p{color:#b9c8d9}
    .data-board{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
    .data-box{padding:24px;border:1px solid rgba(255,255,255,.13);border-radius:17px;background:rgba(255,255,255,.07)}
    .data-box em{display:block;color:#8de9ed;font-style:normal;font-size:13px}
    .data-box strong{display:block;margin:8px 0 6px;font-size:30px;color:#fff}
    .data-box p{margin:0;color:#b8c7d7;font-size:13px}
    .notice{margin-top:18px;padding:15px 18px;border-left:3px solid var(--gold);background:rgba(244,184,74,.08);color:#d8e1eb;font-size:14px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
    details{border:1px solid var(--line);border-radius:15px;background:#fff;padding:18px 20px}
    details[open]{box-shadow:var(--shadow-sm);border-color:#b9d1f4}
    summary{cursor:pointer;color:var(--navy);font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:15px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";color:var(--blue);font-size:22px;line-height:1}
    details[open] summary:after{content:"−"}
    details p{margin:12px 0 0;color:var(--muted);font-size:14px}
    .cta{padding:58px 0;background:linear-gradient(110deg,#eaf4ff,#f2fbfa)}
    .cta-inner{display:flex;justify-content:space-between;gap:25px;align-items:center}
    .cta h2{margin:0 0 9px;color:var(--navy);font-size:32px}
    .cta p{margin:0;color:var(--muted)}
    .site-footer{padding:58px 0 20px;background:#f5f8fc;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer-brand p{max-width:330px;color:var(--muted);font-size:14px}
    .footer-title{margin:4px 0 15px;color:var(--navy);font-size:15px}
    .footer-links{list-style:none;margin:0;padding:0}
    .footer-links li{margin:8px 0;color:var(--muted);font-size:14px}
    .footer-links a:hover{color:var(--blue)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:42px;padding-top:20px;border-top:1px solid var(--line);color:#8290a1;font-size:12px}
    .footer-bottom a:hover{color:var(--blue)}
    :focus-visible{outline:3px solid rgba(49,197,217,.6);outline-offset:3px}
    @media(max-width:1024px){
      .header-inner{gap:15px}.header-tools .status{display:none}
      .hero-grid,.feature-layout,.scenario-layout{grid-template-columns:1fr}
      .dimension-grid{grid-template-columns:1fr 1fr}.dimension-card.tall{grid-row:auto}.dimension-card.wide{grid-column:auto}
      .data-board{grid-template-columns:repeat(3,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 28px))}
      .header-inner{flex-wrap:wrap;padding:12px 0}.brand{min-width:auto}.nav-wrap{order:3;flex-basis:100%;padding-bottom:2px}
      .header-tools .primary-button{padding:10px 13px}
      .page-hero{padding:58px 0}.page-hero h1{font-size:45px}
      .stat-strip{grid-template-columns:1fr 1fr}.stat-item:nth-child(2){border-right:0}.stat-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .dimension-grid,.faq-grid{grid-template-columns:1fr}.timeline{grid-template-columns:1fr 1fr}
      .step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .data-board{grid-template-columns:1fr 1fr}.data-box:last-child{grid-column:span 2}
      .cta-inner{display:block}.cta .primary-button{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom div+div{margin-top:12px}
    }
    @media(max-width:520px){
      .brand-name{font-size:19px}.header-tools .primary-button{display:none}.nav-link{font-size:13px;padding:8px 10px}
      .page-hero h1{font-size:39px}.hero-copy{font-size:16px}
      .search-line{display:block}.search-line input{width:100%;margin-bottom:9px}.search-line button{width:100%;padding:11px}
      .stat-item{padding:20px 16px}.feature-image img{height:270px}.section{padding:65px 0}
      .timeline,.data-board{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)!important}.step:last-child{border-bottom:0!important}
      .data-box:last-child{grid-column:auto}.footer-grid{grid-template-columns:1fr}
    }

/* roulang page: category6 */
:root{
      --navy:#0b1f3a;
      --deep:#07162b;
      --blue:#1769e0;
      --cyan:#31c5d9;
      --sky:#eaf4ff;
      --mint:#e5fbf6;
      --gold:#f4b84a;
      --ink:#14243a;
      --muted:#6c7b8f;
      --line:#dfe7f1;
      --paper:#fff;
      --soft:#f5f8fc;
      --shadow:0 18px 45px rgba(16,45,83,.10);
      --shadow-sm:0 8px 24px rgba(16,45,83,.08);
      --radius:22px;
      --radius-sm:14px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      font-size:16px;line-height:1.8
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:30;background:rgba(255,255,255,.95);
      border-bottom:1px solid rgba(223,231,241,.85);backdrop-filter:blur(18px)
    }
    .header-inner{min-height:72px;display:flex;align-items:center;gap:24px}
    .brand{display:flex;align-items:center;gap:11px;min-width:170px}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
      color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 8px 18px rgba(23,105,224,.24);font-weight:900;font-size:18px
    }
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--navy)}
    .nav-wrap{display:flex;align-items:center;gap:8px;flex:1;overflow:auto}
    .nav-link{
      white-space:nowrap;padding:9px 12px;border-radius:10px;color:#607087;
      font-size:14px;font-weight:700
    }
    .nav-link:hover,.nav-link.active{color:var(--blue);background:#edf5ff}
    .header-tools{display:flex;align-items:center;gap:13px}
    .status{display:flex;align-items:center;gap:7px;color:#607087;font-size:13px;white-space:nowrap}
    .status i{width:8px;height:8px;border-radius:50%;background:#19b887;box-shadow:0 0 0 5px #e2f8ef}
    .icon-button{
      width:38px;height:38px;border:1px solid var(--line);border-radius:11px;
      background:#fff;color:var(--navy)
    }
    .icon-button:hover{border-color:var(--blue);color:var(--blue)}
    .primary-button,.outline-button,.text-button{
      display:inline-flex;justify-content:center;align-items:center;gap:8px;
      border-radius:12px;padding:13px 20px;font-weight:800;font-size:14px;transition:.25s ease
    }
    .primary-button{color:#fff;background:var(--blue);box-shadow:0 10px 20px rgba(23,105,224,.2)}
    .primary-button:hover{color:#fff;background:#0f57bf;transform:translateY(-2px)}
    .outline-button{color:var(--blue);border:1px solid #b9d1f4;background:#fff}
    .outline-button:hover{background:#edf5ff;border-color:var(--blue);color:var(--blue)}
    .text-button{padding:0;color:var(--blue);border:0;background:transparent}
    .text-button:hover{gap:12px;color:#0d4ea9}
    :focus-visible{outline:3px solid rgba(49,197,217,.55);outline-offset:3px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;
      color:var(--blue);background:#eaf2ff;font-size:13px;font-weight:700;letter-spacing:.04em
    }
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan)}
    .section{padding:88px 0}
    .section-head{max-width:730px;margin-bottom:36px}
    .section-head h2{margin:15px 0 12px;color:var(--navy);font-size:clamp(28px,4vw,46px);line-height:1.25;letter-spacing:-.03em}
    .section-head p{margin:0;color:var(--muted);font-size:17px}
    .section-head.center{text-align:center;margin-left:auto;margin-right:auto}
    .inner-hero{
      position:relative;overflow:hidden;padding:58px 0 62px;
      background:linear-gradient(115deg,rgba(7,22,43,.98),rgba(11,31,58,.91)),
      url('/assets/images/backpic/back-3.webp') center/cover;color:#fff
    }
    .inner-hero:before{
      content:"";position:absolute;right:-100px;bottom:-260px;width:620px;height:620px;
      border:1px solid rgba(49,197,217,.25);border-radius:50%
    }
    .inner-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center}
    .inner-hero h1{font-size:clamp(38px,5vw,66px);line-height:1.12;letter-spacing:-.06em;margin:18px 0}
    .inner-hero p{max-width:670px;color:#c9d7e7;font-size:18px;margin:0 0 26px}
    .hero-note{display:flex;gap:10px;flex-wrap:wrap}
    .hero-note span{border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:7px 12px;color:#d4e0ed;font-size:13px;background:rgba(255,255,255,.06)}
    .guide-panel{
      border:1px solid rgba(255,255,255,.15);border-radius:24px;padding:23px;
      background:rgba(255,255,255,.11);backdrop-filter:blur(16px);box-shadow:0 20px 50px rgba(0,0,0,.17)
    }
    .guide-panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
    .guide-panel-top strong{font-size:17px}
    .panel-label{font-size:12px;color:#94e7ed;border:1px solid rgba(49,197,217,.32);padding:4px 9px;border-radius:999px}
    .panel-step{display:grid;grid-template-columns:34px 1fr auto;gap:12px;align-items:center;padding:14px 0;border-top:1px solid rgba(255,255,255,.13)}
    .panel-step:first-of-type{border-top:0}
    .panel-step em{font-style:normal;display:grid;place-items:center;width:30px;height:30px;border-radius:10px;color:var(--deep);background:var(--cyan);font-size:13px;font-weight:900}
    .panel-step b{font-size:14px;color:#fff}
    .panel-step small{display:block;color:#afc1d4;font-size:12px}
    .panel-step > span{font-size:12px;color:#9deff4}
    .notice-strip{border-bottom:1px solid var(--line);background:#fff}
    .notice-grid{display:grid;grid-template-columns:repeat(3,1fr)}
    .notice-item{padding:22px 24px;border-right:1px solid var(--line);display:flex;gap:13px}
    .notice-item:last-child{border-right:0}
    .notice-icon{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--sky);color:var(--blue);font-weight:900;flex:none}
    .notice-item strong{display:block;color:var(--navy);font-size:15px}
    .notice-item span{display:block;color:var(--muted);font-size:13px;line-height:1.55;margin-top:3px}
    .split-layout{display:grid;grid-template-columns:.84fr 1.16fr;gap:58px;align-items:center}
    .feature-image{position:relative}
    .feature-image img{width:100%;height:430px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .image-tag{position:absolute;left:22px;bottom:22px;background:#fff;padding:11px 15px;border-radius:13px;box-shadow:var(--shadow-sm);font-size:13px;font-weight:800;color:var(--navy)}
    .copy h3{font-size:30px;line-height:1.3;margin:17px 0 13px;color:var(--navy)}
    .copy p{color:var(--muted)}
    .check-list{list-style:none;margin:22px 0 28px;padding:0}
    .check-list li{display:flex;gap:12px;margin:13px 0;color:#40536a}
    .check-list li:before{content:"✓";flex:none;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#ddf8f0;color:#0b9c72;font-weight:900;font-size:13px}
    .blue-section{background:var(--soft)}
    .principles{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .principle-main,.principle-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .principle-main{padding:30px}
    .principle-main h3{margin:0 0 12px;font-size:25px;color:var(--navy)}
    .principle-main p{color:var(--muted);margin:0 0 22px}
    .rule-row{display:flex;align-items:flex-start;gap:15px;padding:16px 0;border-top:1px solid var(--line)}
    .rule-row strong{min-width:92px;color:var(--navy)}
    .rule-row span{color:var(--muted);font-size:14px}
    .principle-side{padding:25px;background:var(--navy);color:#fff}
    .principle-side h3{font-size:22px;margin:0 0 8px}
    .principle-side p{color:#c0cfde;font-size:14px}
    .meter{margin:22px 0}
    .meter-line{display:flex;justify-content:space-between;color:#dce8f4;font-size:13px;margin-bottom:7px}
    .meter-track{height:8px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden}
    .meter-track i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--cyan),#8ae9d6)}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .data-card{padding:23px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}
    .data-card .number{font-size:34px;font-weight:900;line-height:1;color:var(--blue);margin-bottom:9px}
    .data-card strong{display:block;color:var(--navy);font-size:15px}
    .data-card p{font-size:13px;color:var(--muted);margin:6px 0 0;line-height:1.65}
    .process-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px;align-items:start}
    .process-intro{position:sticky;top:105px}
    .process-intro img{margin-top:24px;width:100%;height:240px;object-fit:cover;border-radius:18px}
    .process-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .process-card{padding:23px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow-sm);transition:.25s ease}
    .process-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .process-card:nth-child(2){background:#f0fbff}
    .process-card:nth-child(3){background:#f5fbf7}
    .process-card:nth-child(4){background:#fff9ed}
    .step-no{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:10px;background:var(--navy);color:#fff;font-size:13px;font-weight:900;margin-bottom:18px}
    .process-card h3{margin:0 0 8px;font-size:19px;color:var(--navy)}
    .process-card p{margin:0;color:var(--muted);font-size:14px}
    .scenario-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:20px}
    .scenario-card{position:relative;min-height:270px;border-radius:22px;overflow:hidden;color:#fff;background:var(--navy)}
    .scenario-card img{width:100%;height:100%;object-fit:cover;opacity:.62;position:absolute;inset:0}
    .scenario-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,22,43,.93),rgba(7,22,43,.14))}
    .scenario-content{position:absolute;z-index:1;left:26px;right:26px;bottom:24px}
    .scenario-content h3{font-size:23px;margin:0 0 8px}
    .scenario-content p{margin:0;color:#d1deeb;font-size:14px}
    .scenario-stack{display:grid;gap:20px}
    .scenario-stack .scenario-card{min-height:125px}
    .scenario-stack .scenario-content{bottom:17px}
    .scenario-stack .scenario-content h3{font-size:18px}
    .check-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .check-board{border:1px solid var(--line);border-radius:var(--radius);padding:29px;background:#fff;box-shadow:var(--shadow-sm)}
    .check-board.dark{background:var(--deep);color:#fff;border-color:var(--deep)}
    .check-board h3{margin:0 0 10px;color:var(--navy);font-size:23px}
    .check-board.dark h3{color:#fff}
    .check-board > p{color:var(--muted);font-size:14px;margin:0 0 20px}
    .check-board.dark > p{color:#bfd0e1}
    .check-item{display:flex;gap:12px;padding:13px 0;border-top:1px solid var(--line);font-size:14px;color:#465a70}
    .dark .check-item{border-color:rgba(255,255,255,.14);color:#d0dcea}
    .check-item b{color:var(--blue);font-size:14px}
    .dark .check-item b{color:var(--cyan)}
    .faq-wrap{max-width:940px;margin:0 auto}
    .faq-item{border-top:1px solid var(--line);padding:20px 0}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-question{display:flex;justify-content:space-between;gap:20px;align-items:center;color:var(--navy);font-size:18px;font-weight:800}
    .faq-question span{color:var(--blue);font-size:24px;font-weight:400}
    .faq-item p{margin:10px 35px 0 0;color:var(--muted);font-size:15px}
    .cta{
      padding:62px 0;background:linear-gradient(110deg,var(--blue),#1551ae);color:#fff
    }
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(28px,4vw,42px);line-height:1.2;margin:0 0 10px}
    .cta p{color:#dbeaff;margin:0;max-width:670px}
    .cta .primary-button{background:var(--cyan);color:var(--deep);white-space:nowrap}
    .cta .primary-button:hover{background:#83e6ec;color:var(--deep)}
    .site-footer{background:var(--deep);color:#bac9d9;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:38px}
    .footer-brand .brand-name{color:#fff}
    .footer-brand p{font-size:14px;max-width:310px;line-height:1.8;margin:18px 0 0;color:#9fb1c5}
    .footer-title{font-size:15px;color:#fff;margin:2px 0 15px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:8px 0;font-size:14px}
    .footer-links a{color:#9fb1c5}
    .footer-links a:hover{color:var(--cyan)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;gap:24px;font-size:13px;line-height:2;color:#8fa4ba}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){
      .header-inner{gap:14px}.header-tools .status{display:none}
      .nav-link{padding:8px 9px;font-size:13px}
      .inner-hero-grid,.split-layout,.principles,.process-layout,.scenario-grid{grid-template-columns:1fr}
      .process-intro{position:static}.process-intro img{height:220px;max-width:520px}
      .data-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 28px))}
      .header-inner{min-height:66px;flex-wrap:wrap;padding:9px 0}
      .brand{min-width:auto}.brand-name{font-size:19px}
      .nav-wrap{order:3;flex-basis:100%;padding-bottom:2px}
      .header-tools{margin-left:auto}.header-tools .primary-button{display:none}
      .inner-hero{padding:48px 0 52px}.inner-hero h1{font-size:43px}
      .section{padding:62px 0}.notice-grid{grid-template-columns:1fr}
      .notice-item{border-right:0;border-bottom:1px solid var(--line);padding:17px 0}
      .notice-item:last-child{border-bottom:0}
      .feature-image img{height:300px}.process-list,.check-layout{grid-template-columns:1fr}
      .cta-box{display:block}.cta .primary-button{margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
      .footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom>div+div{margin-top:14px}
    }
    @media(max-width:520px){
      .nav-wrap{gap:3px}.nav-link{font-size:12px;padding:7px 8px}
      .icon-button{display:none}.inner-hero h1{font-size:37px}
      .inner-hero p{font-size:16px}.hero-note span{font-size:12px}
      .section-head h2{font-size:31px}.data-grid{grid-template-columns:1fr 1fr;gap:10px}
      .data-card{padding:17px}.data-card .number{font-size:28px}
      .principle-main,.principle-side,.check-board{padding:22px}
      .rule-row{display:block}.rule-row strong{display:block;margin-bottom:4px}
      .scenario-card{min-height:245px}.footer-grid{grid-template-columns:1fr}
    }