/* roulang page: index */
:root{
      --night:#111426;
      --night-2:#191b35;
      --night-3:#25264a;
      --ink:#17192a;
      --muted:#6d7185;
      --soft:#f4f5f8;
      --paper:#ffffff;
      --mint:#b9f5d0;
      --mint-strong:#72e6ae;
      --orange:#ffad66;
      --violet:#8e86ff;
      --line:#e6e8ef;
      --line-dark:rgba(255,255,255,.14);
      --danger:#ed7b72;
      --radius-sm:12px;
      --radius-md:20px;
      --radius-lg:30px;
      --shadow:0 18px 55px rgba(15,18,40,.10);
      --shadow-dark:0 20px 60px rgba(0,0,0,.24);
      --max:1240px;
      --section:112px;
      --ease:all .24s ease;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--soft);
      color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      font-size:16px;
      line-height:1.8;
      overflow-x:hidden;
    }
    h1,h2,h3,h4,p,ul,ol{margin-top:0}
    h1,h2,h3,h4{line-height:1.25;letter-spacing:-.035em}
    h1{font-size:clamp(2.5rem,5vw,5.2rem)}
    h2{font-size:clamp(2rem,3.5vw,3.45rem)}
    h3{font-size:clamp(1.2rem,1.8vw,1.55rem)}
    p{color:var(--muted);margin-bottom:1.15rem}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--night)}
    img{display:block;max-width:100%;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--orange);outline-offset:4px}
    .container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
    .section{padding:var(--section) 0}
    .section-tight{padding:76px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      color:var(--violet);font-size:.75rem;font-weight:800;letter-spacing:.13em;
      text-transform:uppercase;margin-bottom:18px
    }
    .eyebrow::before{content:"";width:24px;height:2px;background:var(--orange);display:inline-block}
    .section-head{max-width:760px;margin-bottom:48px}
    .section-head h2{margin-bottom:20px}
    .section-head p{font-size:1.08rem;max-width:700px}
    .section-head.is-light h2,.section-head.is-light p{color:#fff}
    .section-head.is-light p{color:rgba(255,255,255,.68)}
    .tag{
      display:inline-flex;align-items:center;gap:7px;
      padding:6px 11px;border-radius:99px;background:#eef0ff;color:#5d5bb9;
      font-size:.76rem;font-weight:700;line-height:1.3
    }
    .tag.mint{background:rgba(185,245,208,.15);color:var(--mint)}
    .tag.orange{background:rgba(255,173,102,.16);color:#ffbd82}
    .btn{
      min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:10px;
      padding:11px 21px;border:1px solid transparent;border-radius:99px;font-weight:800;
      transition:var(--ease);white-space:nowrap
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{background:var(--mint-strong);color:#10251d;box-shadow:0 10px 25px rgba(114,230,174,.18)}
    .btn-primary:hover{background:#98f3c1;color:#0f211a;box-shadow:0 14px 30px rgba(114,230,174,.3)}
    .btn-light{background:#fff;color:var(--night)}
    .btn-light:hover{background:var(--mint)}
    .btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.06)}
    .btn-ghost:hover{border-color:var(--mint);background:rgba(185,245,208,.12);color:#fff}
    .btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
    .btn-outline:hover{border-color:var(--violet);background:#f5f4ff;color:var(--ink)}
    .text-link{font-weight:800;color:var(--night);display:inline-flex;align-items:center;gap:8px}
    .text-link span{transition:var(--ease)}
    .text-link:hover span{transform:translateX(5px)}
    
    .site-header{
      position:absolute;z-index:20;left:0;right:0;top:0;color:#fff;
      padding:20px 0
    }
    .nav-shell{
      display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;
      min-height:64px;padding:9px 14px;border:1px solid rgba(255,255,255,.16);
      border-radius:22px;background:rgba(17,20,38,.58);backdrop-filter:blur(16px);
      box-shadow:0 12px 35px rgba(0,0,0,.1)
    }
    .nav-side{display:flex;align-items:center;gap:5px}
    .nav-side.right{justify-content:flex-end}
    .nav-link{
      position:relative;display:inline-flex;align-items:center;min-height:42px;
      padding:7px 12px;border-radius:11px;color:rgba(255,255,255,.72);font-size:.88rem
    }
    .nav-link:hover,.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--mint-strong);border-radius:2px}
    .brand{
      display:flex;align-items:center;justify-content:center;gap:10px;color:#fff;
      font-size:1.18rem;font-weight:900;letter-spacing:.04em;white-space:nowrap
    }
    .brand-mark{
      width:34px;height:34px;border-radius:50%;position:relative;display:inline-block;
      background:radial-gradient(circle at 35% 30%,#fff 0 5%,transparent 6%),radial-gradient(circle at 70% 60%,var(--mint) 0 5%,transparent 6%),#36355f;
      box-shadow:0 0 0 5px rgba(185,245,208,.08)
    }
    .brand-mark::after{content:"";position:absolute;left:7px;right:5px;top:15px;height:2px;background:var(--orange);transform:rotate(-25deg);border-radius:4px}
    .menu-toggle{display:none;border:1px solid rgba(255,255,255,.25);background:transparent;color:#fff;border-radius:10px;padding:8px 12px}
    .mobile-nav{display:none}
    
    .hero{
      min-height:760px;display:flex;align-items:center;position:relative;overflow:hidden;
      background:var(--night);color:#fff
    }
    .hero::before{
      content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(17,20,38,.96) 0%,rgba(17,20,38,.7) 43%,rgba(17,20,38,.25) 100%),url("/assets/images/backpic/back-1.webp");
      background-position:center;background-size:cover;opacity:.95
    }
    .hero::after{
      content:"";position:absolute;width:720px;height:720px;right:-180px;top:-190px;
      border:1px solid rgba(185,245,208,.18);border-radius:50%;
      box-shadow:0 0 0 60px rgba(185,245,208,.025),0 0 0 120px rgba(185,245,208,.02)
    }
    .hero-inner{position:relative;z-index:1;padding:150px 0 92px}
    .hero-copy{max-width:720px}
    .hero .eyebrow{color:var(--mint)}
    .hero h1{max-width:700px;margin-bottom:24px;color:#fff}
    .hero h1 em{color:var(--mint);font-style:normal}
    .hero-intro{max-width:650px;color:rgba(255,255,255,.77);font-size:1.16rem;line-height:1.95;margin-bottom:30px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:38px}
    .hero-note{display:flex;flex-wrap:wrap;gap:10px 22px;color:rgba(255,255,255,.58);font-size:.84rem}
    .hero-note strong{color:#fff;font-size:1rem;margin-right:4px}
    .hero-stage{
      position:absolute;right:0;bottom:80px;width:370px;padding:20px;border:1px solid rgba(255,255,255,.18);
      border-radius:24px;background:rgba(17,20,38,.7);backdrop-filter:blur(10px);box-shadow:var(--shadow-dark)
    }
    .stage-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
    .live-dot{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;color:var(--mint)}
    .live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--mint-strong);box-shadow:0 0 0 5px rgba(114,230,174,.12)}
    .stage-visual{height:180px;border-radius:16px;overflow:hidden;position:relative;background:url("/assets/images/coverpic/cover-1.webp") center/cover}
    .stage-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(17,20,38,.8),transparent 70%)}
    .play-btn{
      position:absolute;z-index:1;left:50%;top:50%;transform:translate(-50%,-50%);
      width:58px;height:58px;border:1px solid rgba(255,255,255,.7);border-radius:50%;background:rgba(17,20,38,.72);color:#fff;
      transition:var(--ease)
    }
    .play-btn::after{content:"";display:block;margin:auto;margin-left:22px;width:0;height:0;border-top:8px solid transparent;border-bottom:8px solid transparent;border-left:12px solid var(--mint)}
    .play-btn:hover{transform:translate(-50%,-50%) scale(1.08);background:var(--night)}
    .stage-bottom{display:flex;justify-content:space-between;align-items:end;padding-top:16px}
    .stage-bottom strong{display:block;font-size:1.02rem}.stage-bottom small{color:rgba(255,255,255,.53)}
    
    .metrics{position:relative;background:var(--night-2);color:#fff;padding:0 0 35px}
    .metrics-bar{margin-top:-34px;position:relative;z-index:2;display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:0;background:#242747;border:1px solid var(--line-dark);border-radius:22px;overflow:hidden;box-shadow:var(--shadow-dark)}
    .metric{min-height:140px;padding:26px 25px;border-right:1px solid var(--line-dark);display:flex;flex-direction:column;justify-content:center}
    .metric:last-child{border-right:0}.metric .number{font-size:2.5rem;color:var(--mint);font-weight:900;line-height:1;margin-bottom:10px}.metric .unit{font-size:1rem;font-weight:800;color:#fff}.metric small{display:block;color:rgba(255,255,255,.52);font-size:.76rem;margin-top:7px}
    
    .light-section{background:var(--soft)}
    .玩法-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:stretch}
    .feature-panel{padding:40px;border-radius:var(--radius-lg);background:var(--night);color:#fff;min-height:440px;position:relative;overflow:hidden}
    .feature-panel::before{content:"";position:absolute;right:-90px;bottom:-120px;width:330px;height:330px;border:1px solid rgba(185,245,208,.25);border-radius:50%;box-shadow:0 0 0 35px rgba(185,245,208,.04),0 0 0 70px rgba(185,245,208,.025)}
    .feature-panel h3{font-size:2rem;max-width:450px;margin:22px 0 17px;position:relative}
    .feature-panel p{color:rgba(255,255,255,.68);max-width:480px;position:relative}
    .feature-panel .text-link{color:var(--mint);position:absolute;bottom:35px;left:40px}
    .play-steps{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .step-box{padding:25px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 25px rgba(25,28,55,.04);transition:var(--ease)}
    .step-box:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d1d2fa}
    .step-index{font-size:.78rem;font-weight:900;color:var(--orange);letter-spacing:.12em}.step-box h4{margin:17px 0 8px}.step-box p{font-size:.9rem;margin-bottom:0}
    
    .popular{background:#fff}
    .popular-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:24px}
    .popular-main{min-height:450px;border-radius:26px;overflow:hidden;position:relative;background:url("/assets/images/coverpic/cover-2.webp") center/cover;color:#fff}
    .popular-main::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(13,16,31,.94),rgba(13,16,31,.04) 72%)}
    .popular-main-content{position:absolute;z-index:1;left:34px;right:34px;bottom:32px}.popular-main h3{font-size:2.2rem;margin:15px 0 10px}.popular-main p{color:rgba(255,255,255,.75);max-width:610px}
    .popular-side{display:grid;gap:18px}
    .mini-match{display:grid;grid-template-columns:95px 1fr;gap:17px;align-items:center;padding:15px;border:1px solid var(--line);border-radius:20px;background:#fff;transition:var(--ease)}
    .mini-match:hover{transform:translateX(5px);box-shadow:var(--shadow)}
    .mini-match img{height:92px;border-radius:14px}.mini-match h4{font-size:1rem;margin:8px 0}.mini-match p{font-size:.83rem;margin:0}
    
    .topic-section{background:var(--night-2);color:#fff}
    .topic-layout{display:grid;grid-template-columns:3fr 2fr;gap:52px;align-items:center}
    .topic-layout h2{max-width:680px}.topic-layout p{color:rgba(255,255,255,.68);font-size:1.05rem}
    .topic-image{position:relative}.topic-image img{height:420px;border-radius:28px}.topic-image::after{content:"";position:absolute;right:-18px;bottom:-18px;width:130px;height:130px;border-right:2px solid var(--orange);border-bottom:2px solid var(--orange);border-radius:0 0 18px 0}
    .topic-points{list-style:none;padding:0;margin:28px 0 0}.topic-points li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line-dark);color:rgba(255,255,255,.76)}.topic-points li::before{content:"↗";color:var(--mint);font-weight:900}
    
    .data-section{background:#eef0f5}
    .data-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .data-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px;box-shadow:0 10px 35px rgba(20,24,50,.04)}
    .data-card h3{margin:0 0 13px}.data-card p{font-size:.94rem}
    .bars{margin-top:25px;display:grid;gap:17px}.bar-line{display:grid;grid-template-columns:100px 1fr 42px;gap:10px;align-items:center;font-size:.78rem;color:var(--muted)}.bar-track{height:8px;background:#eceef4;border-radius:99px;overflow:hidden}.bar-fill{height:100%;border-radius:99px;background:var(--violet)}.bar-fill.mint{background:var(--mint-strong)}.bar-fill.orange{background:var(--orange)}
    .data-note{display:flex;align-items:center;justify-content:space-between;margin-top:25px;padding-top:16px;border-top:1px solid var(--line);font-size:.76rem;color:var(--muted)}
    
    .guest-section{background:#fff}
    .guest-row{display:flex;gap:18px;overflow-x:auto;padding:5px 2px 18px;scrollbar-width:thin}
    .guest-card{flex:0 0 250px;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:#fff;transition:var(--ease)}
    .guest-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.guest-card img{height:190px}.guest-card-body{padding:20px}.guest-card h3{font-size:1.15rem;margin:8px 0}.guest-card p{font-size:.85rem;margin-bottom:13px}
    
    .member-section{background:#f7f5f0}
    .member-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:center}
    .member-layout h2{margin-bottom:18px}.member-layout > div > p{font-size:1.05rem}
    .benefits{display:grid;grid-template-columns:1fr 1fr;gap:15px}.benefit{padding:22px;background:#fff;border:1px solid #ebe7df;border-radius:17px}.benefit strong{display:block;margin-bottom:6px}.benefit span{font-size:.86rem;color:var(--muted)}
    
    .news-section{background:var(--soft)}
    .news-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:30px}
    .news-list{background:#fff;border-radius:24px;border:1px solid var(--line);overflow:hidden}
    .news-item{display:grid;grid-template-columns:110px 1fr auto;gap:20px;align-items:center;padding:24px 26px;border-bottom:1px solid var(--line);transition:var(--ease)}.news-item:last-child{border-bottom:0}.news-item:hover{background:#fafaff}.news-date{font-size:.82rem;color:var(--violet);font-weight:800}.news-item h3{font-size:1.08rem;margin:4px 0 6px}.news-item p{font-size:.86rem;margin:0}.news-item .text-link{font-size:.8rem;white-space:nowrap}
    .news-feature{background:var(--night);color:#fff;border-radius:24px;padding:29px;position:relative;overflow:hidden}.news-feature img{height:180px;border-radius:17px;margin-bottom:24px}.news-feature h3{font-size:1.5rem}.news-feature p{color:rgba(255,255,255,.66);font-size:.9rem}.news-feature .text-link{color:var(--mint)}
    
    .timeline-section{background:#fff}
    .timeline-layout{display:grid;grid-template-columns:2fr 1fr;gap:38px}.timeline{position:relative;padding-left:28px}.timeline::before{content:"";position:absolute;left:6px;top:5px;bottom:5px;width:2px;background:#e2e3ed}.timeline-item{position:relative;padding:0 0 34px 28px}.timeline-item::before{content:"";position:absolute;left:-28px;top:7px;width:14px;height:14px;border:4px solid #fff;border-radius:50%;background:var(--violet);box-shadow:0 0 0 1px var(--violet)}.timeline-item.active::before{background:var(--mint-strong);box-shadow:0 0 0 5px rgba(114,230,174,.18)}.timeline-item time{font-size:.78rem;color:var(--violet);font-weight:800}.timeline-item h3{font-size:1.2rem;margin:7px 0}.timeline-item p{font-size:.9rem;margin:0}.side-summary{padding:29px;border-radius:22px;background:#f4f3ff;border:1px solid #e4e1ff;height:max-content}.side-summary h3{margin-bottom:15px}.side-summary ul{padding-left:20px;color:var(--muted);font-size:.9rem}
    
    .recap-section{background:var(--night);color:#fff}.recap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.recap-card{padding:25px;border:1px solid var(--line-dark);border-radius:20px;background:rgba(255,255,255,.045)}.recap-card .number{font-size:2.4rem;color:var(--orange);font-weight:900}.recap-card h3{color:#fff;margin:10px 0}.recap-card p{font-size:.88rem;color:rgba(255,255,255,.62);margin:0}
    
    .compare-section{background:#eef0f5}.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.compare-box{padding:35px;border-radius:25px;border:1px solid var(--line);background:#fff}.compare-box.after{background:#202342;color:#fff;border-color:#202342}.compare-box h3{margin-bottom:18px}.compare-box.after h3{color:var(--mint)}.compare-list{list-style:none;margin:0;padding:0}.compare-list li{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:.93rem}.after .compare-list li{border-color:var(--line-dark);color:rgba(255,255,255,.7)}.compare-list li::before{content:"—";color:var(--orange);font-weight:900}
    
    .faq-section{background:#fff}.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.faq-intro p{font-size:1.03rem}.accordion{margin:0;background:transparent}.accordion-item{border:0;border-bottom:1px solid var(--line)}.accordion-title{padding:23px 42px 23px 0;background:transparent;color:var(--ink);font-size:1.05rem;font-weight:800}.accordion-title:hover{background:transparent;color:var(--violet)}.accordion-title::before{right:4px;color:var(--violet);font-size:1.3rem}.accordion-content{padding:0 35px 22px 0;border:0;background:transparent}.accordion-content p{font-size:.94rem;margin:0}
    
    .form-section{background:var(--night-2);color:#fff}.form-shell{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:start}.form-shell h2{color:#fff}.form-shell > div > p{color:rgba(255,255,255,.67);font-size:1.03rem}.form-tips{display:grid;gap:13px;margin-top:28px}.form-tip{display:flex;gap:12px;color:rgba(255,255,255,.7);font-size:.9rem}.form-tip b{color:var(--mint);font-size:1.1rem}.contact-form{padding:30px;background:#fff;border-radius:25px;color:var(--ink);box-shadow:var(--shadow-dark)}.contact-form .grid-x{margin-left:-8px;margin-right:-8px}.contact-form .cell{padding-left:8px;padding-right:8px}.contact-form label{color:var(--ink);font-size:.82rem;font-weight:800;margin-bottom:7px}.contact-form input,.contact-form select,.contact-form textarea{border:1px solid #dfe1e9;border-radius:11px;background:#fafbfc;box-shadow:none;min-height:48px;margin-bottom:16px;color:var(--ink)}.contact-form textarea{min-height:110px;resize:vertical}.contact-form input::placeholder,.contact-form textarea::placeholder{color:#a1a5b3}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--violet);box-shadow:0 0 0 3px rgba(142,134,255,.14)}.form-submit{display:flex;justify-content:space-between;gap:20px;align-items:center}.form-submit small{color:var(--muted);font-size:.74rem;line-height:1.5}.btn-submit{border:0;background:var(--night);color:#fff}.btn-submit:hover{background:var(--violet);color:#fff}
    
    .final-cta{background:var(--mint);padding:62px 0}.cta-shell{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta-shell h2{font-size:2.25rem;margin-bottom:10px}.cta-shell p{margin:0;color:#3b5a4d;max-width:650px}
    .site-footer{background:#0c0f1e;color:#fff;padding:72px 0 25px}.footer-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:38px;padding-bottom:54px}.footer-brand{font-size:1.35rem;font-weight:900;display:flex;align-items:center;gap:10px;margin-bottom:18px}.footer-grid h3{font-size:.9rem;color:var(--mint);margin-bottom:16px}.footer-grid p,.footer-grid li{color:rgba(255,255,255,.58);font-size:.83rem}.footer-grid ul{list-style:none;padding:0;margin:0}.footer-grid li{margin-bottom:9px}.footer-grid a:hover{color:var(--mint)}.footer-bottom{border-top:1px solid var(--line-dark);padding-top:22px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:rgba(255,255,255,.45);font-size:.76rem}.footer-bottom a{text-decoration:underline;text-underline-offset:3px}.footer-bottom a:hover{color:var(--mint)}
    .muted-note{font-size:.78rem;color:var(--muted)}
    @media(max-width:1024px){
      :root{--section:88px}.nav-link{padding-left:8px;padding-right:8px;font-size:.8rem}.hero-stage{position:relative;right:auto;bottom:auto;margin:42px 0 0;width:min(100%,400px)}.hero{min-height:auto}.hero-inner{padding-top:145px}.hero::after{right:-360px}.topic-layout,.member-layout,.form-shell{grid-template-columns:1fr;gap:35px}.topic-image{max-width:600px}.form-shell{max-width:850px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-grid > div:last-child{grid-column:2}.news-layout{grid-template-columns:1fr}.news-feature{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center}.news-feature img{height:160px;margin:0;grid-row:span 3}.news-feature h3{margin-bottom:0}}
    @media(max-width:760px){
      :root{--section:70px}.container{width:min(calc(100% - 28px),var(--max))}.site-header{padding:12px 0}.nav-shell{display:flex;justify-content:space-between;padding:8px 12px;border-radius:16px}.nav-side{display:none}.brand{font-size:1rem}.brand-mark{width:30px;height:30px}.menu-toggle{display:block}.mobile-nav{position:absolute;top:72px;left:14px;right:14px;background:#191b35;border:1px solid rgba(255,255,255,.15);border-radius:17px;padding:10px;box-shadow:var(--shadow-dark)}.mobile-nav.is-open{display:block}.mobile-nav a{display:block;padding:11px 13px;color:rgba(255,255,255,.75);border-radius:10px}.mobile-nav a:hover,.mobile-nav a.active{background:rgba(185,245,208,.12);color:var(--mint)}.hero-inner{padding:125px 0 68px}.hero h1{font-size:clamp(2.4rem,12vw,4rem)}.hero-intro{font-size:1rem}.hero-stage{width:100%}.metrics{padding-bottom:25px}.metrics-bar{margin-top:-20px;grid-template-columns:1fr 1fr}.metric{min-height:120px;padding:20px 16px;border-bottom:1px solid var(--line-dark)}.metric:nth-child(2){border-right:0}.metric .number{font-size:2rem}.玩法-grid,.popular-grid,.data-layout,.timeline-layout,.compare-grid,.faq-layout{grid-template-columns:1fr}.feature-panel{min-height:390px;padding:28px}.feature-panel .text-link{left:28px;bottom:27px}.play-steps{grid-template-columns:1fr 1fr}.popular-main{min-height:370px}.topic-image img{height:300px}.benefits{grid-template-columns:1fr 1fr}.news-item{grid-template-columns:85px 1fr;gap:12px;padding:20px 16px}.news-item .text-link{grid-column:2}.news-feature{display:block}.news-feature img{height:190px;margin-bottom:20px}.recap-grid{grid-template-columns:1fr}.cta-shell{display:block}.cta-shell .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid > div:last-child{grid-column:auto}.footer-brand-wrap{grid-column:1/-1}}
    @media(max-width:520px){
      .hero-actions .btn{width:100%}.hero-note{display:grid;grid-template-columns:1fr 1fr;gap:12px}.play-steps{grid-template-columns:1fr}.popular-main-content{left:23px;right:23px;bottom:23px}.popular-main h3{font-size:1.7rem}.mini-match{grid-template-columns:80px 1fr}.mini-match img{height:80px}.data-card,.contact-form{padding:22px}.bar-line{grid-template-columns:78px 1fr 32px;font-size:.72rem}.form-submit{display:block}.form-submit .btn{margin-top:18px;width:100%}.benefits{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid > div:last-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:10px}}
    @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
    @media print{.site-header,.hero-stage,.menu-toggle,.hero-actions,.contact-form,.final-cta{display:none}.hero{min-height:auto;background:#fff;color:#000}.hero::before,.hero::after{display:none}.hero h1{color:#000}.section{padding:35px 0}.site-footer{background:#fff;color:#000}}

/* roulang page: category3 */
:root{
      --night:#111426;
      --night-2:#191b35;
      --night-3:#25264a;
      --ink:#17192a;
      --muted:#6d7185;
      --soft:#f4f5f8;
      --paper:#fff;
      --mint:#b9f5d0;
      --mint-strong:#72e6ae;
      --orange:#ffad66;
      --violet:#8e86ff;
      --line:#e6e8ef;
      --line-dark:rgba(255,255,255,.14);
      --danger:#ed7b72;
      --radius-sm:12px;
      --radius-md:20px;
      --radius-lg:30px;
      --shadow:0 18px 55px rgba(15,18,40,.1);
      --shadow-dark:0 20px 60px rgba(0,0,0,.24);
      --max:1240px;
      --section:88px;
      --ease:all .24s ease;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--soft);color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      font-size:16px;line-height:1.8;overflow-x:hidden
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25;letter-spacing:-.035em;font-weight:900}
    h1{font-size:clamp(2.4rem,5vw,4.8rem)}
    h2{font-size:clamp(2rem,3.2vw,3.15rem)}
    h3{font-size:1.25rem}
    p{color:var(--muted)}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--night)}
    img{display:block;max-width:100%;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
    .section{padding:var(--section) 0}
    .section-tight{padding:68px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;color:var(--violet);
      font-size:.75rem;font-weight:800;letter-spacing:.13em;margin-bottom:18px
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--orange);display:inline-block}
    .eyebrow.light{color:var(--mint)}
    .section-head{max-width:760px;margin-bottom:44px}
    .section-head p{font-size:1.06rem}
    .tag{
      display:inline-flex;align-items:center;gap:7px;padding:6px 11px;border-radius:99px;
      background:#eef0ff;color:#5d5bb9;font-size:.76rem;font-weight:700;line-height:1.3
    }
    .tag.mint{background:rgba(185,245,208,.15);color:var(--mint)}
    .tag.orange{background:rgba(255,173,102,.16);color:#ffbd82}
    .btn{
      min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:10px;
      padding:11px 21px;border:1px solid transparent;border-radius:99px;font-weight:800;
      transition:var(--ease);white-space:nowrap
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn:focus-visible,.nav-link:focus-visible,.mobile-nav a:focus-visible,
    input:focus-visible,select:focus-visible,textarea:focus-visible,
    .accordion-title:focus-visible{outline:3px solid rgba(142,134,255,.45);outline-offset:3px}
    .btn-primary{background:var(--mint-strong);color:#10251d;box-shadow:0 10px 25px rgba(114,230,174,.18)}
    .btn-primary:hover{background:#98f3c1;color:#0f211a;box-shadow:0 14px 30px rgba(114,230,174,.3)}
    .btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.06)}
    .btn-ghost:hover{border-color:var(--mint);background:rgba(185,245,208,.12);color:#fff}
    .btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
    .btn-outline:hover{border-color:var(--violet);background:#f5f4ff;color:var(--ink)}
    .site-header{
      position:absolute;z-index:20;left:0;right:0;top:0;color:#fff;padding:20px 0
    }
    .nav-shell{
      display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;
      min-height:64px;padding:9px 14px;border:1px solid rgba(255,255,255,.16);
      border-radius:22px;background:rgba(17,20,38,.58);backdrop-filter:blur(16px);
      box-shadow:0 12px 35px rgba(0,0,0,.1)
    }
    .nav-side{display:flex;align-items:center;gap:5px}
    .right-nav{justify-content:flex-end}
    .nav-link{
      position:relative;display:inline-flex;align-items:center;min-height:42px;
      padding:7px 12px;border-radius:11px;color:rgba(255,255,255,.72);font-size:.88rem
    }
    .nav-link:hover,.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-link.active:after{
      content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
      background:var(--mint-strong);border-radius:2px
    }
    .brand{
      display:flex;align-items:center;justify-content:center;gap:10px;color:#fff;
      font-size:1.18rem;font-weight:900;letter-spacing:.04em;white-space:nowrap
    }
    .brand-mark{
      width:34px;height:34px;border-radius:50%;position:relative;display:inline-block;
      background:radial-gradient(circle at 35% 30%,#fff 0 5%,transparent 6%),radial-gradient(circle at 70% 60%,var(--mint) 0 5%,transparent 6%),#36355f;
      box-shadow:0 0 0 5px rgba(185,245,208,.08)
    }
    .brand-mark:after{
      content:"";position:absolute;left:7px;right:5px;top:15px;height:2px;
      background:var(--orange);transform:rotate(-25deg);border-radius:4px
    }
    .menu-toggle{
      display:none;border:1px solid rgba(255,255,255,.25);background:transparent;
      color:#fff;border-radius:10px;padding:8px 12px
    }
    .mobile-nav{display:none}
    .page-hero{
      position:relative;overflow:hidden;background:var(--night);color:#fff;
      padding:170px 0 78px;min-height:560px
    }
    .page-hero:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(17,20,38,.98),rgba(17,20,38,.78) 48%,rgba(17,20,38,.4)),
      url("/assets/images/backpic/back-2.webp") center/cover;opacity:.96
    }
    .page-hero:after{
      content:"";position:absolute;right:-130px;top:80px;width:480px;height:480px;
      border:1px solid rgba(185,245,208,.2);border-radius:50%;
      box-shadow:0 0 0 48px rgba(185,245,208,.03),0 0 0 96px rgba(185,245,208,.025)
    }
    .hero-content{position:relative;z-index:1}
    .breadcrumbs{display:flex;gap:10px;align-items:center;color:rgba(255,255,255,.55);font-size:.84rem;margin-bottom:28px}
    .breadcrumbs a:hover{color:var(--mint)}
    .page-hero h1{max-width:760px;color:#fff;margin-bottom:20px}
    .page-hero h1 em{color:var(--mint);font-style:normal}
    .page-hero .lead{max-width:720px;color:rgba(255,255,255,.74);font-size:1.13rem;margin-bottom:30px}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px}
    .hero-matrix{
      position:absolute;z-index:1;right:3%;bottom:54px;width:315px;
      display:grid;grid-template-columns:repeat(2,1fr);gap:10px
    }
    .matrix-tile{
      min-height:112px;padding:17px;border:1px solid rgba(255,255,255,.16);
      border-radius:18px;background:rgba(255,255,255,.08);backdrop-filter:blur(12px)
    }
    .matrix-tile:nth-child(2){transform:translateY(22px)}
    .matrix-tile:nth-child(3){transform:translateY(-10px)}
    .matrix-tile strong{display:block;color:var(--mint);font-size:1.7rem;line-height:1.2}
    .matrix-tile span{display:block;color:rgba(255,255,255,.65);font-size:.78rem;margin-top:8px}
    .status-bar{
      background:var(--night-2);color:#fff;border-bottom:1px solid var(--line-dark)
    }
    .status-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0}
    .status-copy{display:flex;align-items:center;gap:12px;font-size:.9rem;color:rgba(255,255,255,.72)}
    .pulse{width:9px;height:9px;border-radius:50%;background:var(--mint-strong);box-shadow:0 0 0 6px rgba(114,230,174,.12)}
    .status-inner .text-link{color:#fff;font-size:.9rem}
    .status-inner .text-link:hover{color:var(--mint)}
    .schedule-intro{background:var(--paper)}
    .intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .intro-copy h2{margin-bottom:22px}
    .intro-copy p{font-size:1.05rem}
    .cover-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:390px;box-shadow:var(--shadow)}
    .cover-card img{height:390px}
    .cover-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(17,20,38,.72),transparent 65%)}
    .cover-caption{position:absolute;z-index:1;left:26px;right:26px;bottom:23px;color:#fff}
    .cover-caption p{color:rgba(255,255,255,.76);margin-bottom:0}
    .timeline-section{background:#eef0f5}
    .timeline-wrap{position:relative;margin-top:28px}
    .timeline-wrap:before{
      content:"";position:absolute;left:126px;top:0;bottom:0;width:2px;
      background:linear-gradient(var(--violet),rgba(142,134,255,.12))
    }
    .timeline-item{display:grid;grid-template-columns:126px 1fr;gap:36px;position:relative;padding-bottom:27px}
    .timeline-date{text-align:right;padding-top:20px;color:var(--muted);font-size:.87rem}
    .timeline-date strong{display:block;color:var(--ink);font-size:1.12rem}
    .timeline-card{
      position:relative;padding:24px 28px;background:#fff;border:1px solid var(--line);
      border-radius:var(--radius-md);box-shadow:0 8px 24px rgba(20,23,50,.04);transition:var(--ease)
    }
    .timeline-card:before{
      content:"";position:absolute;left:-43px;top:26px;width:14px;height:14px;
      border:4px solid #eef0f5;background:var(--mint-strong);border-radius:50%;box-shadow:0 0 0 4px rgba(114,230,174,.2)
    }
    .timeline-card:hover{transform:translateX(5px);box-shadow:var(--shadow)}
    .timeline-card h3{margin:13px 0 8px}
    .timeline-card p{margin-bottom:17px}
    .item-foot{display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:.83rem;color:var(--muted)}
    .filter-section{background:var(--paper)}
    .filter-panel{
      display:flex;align-items:center;justify-content:space-between;gap:20px;
      padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fbfbfd;margin-bottom:28px
    }
    .filter-panel strong{font-size:.95rem}
    .filter-buttons{display:flex;gap:8px;flex-wrap:wrap}
    .filter-btn{
      min-height:40px;padding:7px 14px;border:1px solid var(--line);border-radius:99px;
      background:#fff;color:var(--muted);font-size:.84rem;transition:var(--ease)
    }
    .filter-btn:hover,.filter-btn.active{border-color:var(--violet);background:#f1f0ff;color:#514db3}
    .schedule-list{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}
    .schedule-row{
      display:grid;grid-template-columns:105px 1fr auto;align-items:center;gap:20px;
      padding:21px 24px;border-bottom:1px solid var(--line);background:#fff
    }
    .schedule-row:first-child{border-radius:18px 18px 0 0}
    .schedule-row:last-child{border-radius:0 0 18px 18px;border-bottom:0}
    .schedule-time strong{display:block;font-size:1.35rem;color:var(--ink)}
    .schedule-time span{font-size:.78rem;color:var(--muted)}
    .schedule-info-title h3{font-size:1.08rem;margin:0 0 4px}
    .schedule-info-title p{font-size:.85rem;margin:0}
    .schedule-side{
      padding:28px;border-radius:var(--radius-md);background:var(--night);color:#fff;
      min-height:100%;position:relative;overflow:hidden
    }
    .schedule-side:after{content:"";position:absolute;width:180px;height:180px;right:-80px;bottom:-80px;border:1px solid rgba(185,245,208,.3);border-radius:50%}
    .schedule-side h3{color:#fff;margin-bottom:16px}
    .schedule-side p{color:rgba(255,255,255,.68);font-size:.9rem}
    .side-stat{border-top:1px solid var(--line-dark);padding:15px 0;display:flex;justify-content:space-between;gap:12px}
    .side-stat strong{color:var(--mint);font-size:1.35rem}
    .feature-section{background:var(--night-2);color:#fff}
    .feature-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:54px;align-items:center}
    .feature-image{border-radius:var(--radius-lg);overflow:hidden;min-height:420px}
    .feature-image img{height:420px}
    .feature-copy h2{color:#fff;margin-bottom:20px}
    .feature-copy p{color:rgba(255,255,255,.7)}
    .feature-points{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:28px 0}
    .point{padding:17px;border:1px solid var(--line-dark);border-radius:16px;background:rgba(255,255,255,.05)}
    .point strong{display:block;color:var(--mint);margin-bottom:5px}
    .point span{color:rgba(255,255,255,.62);font-size:.85rem}
    .reading-section{background:var(--soft)}
    .reading-layout{display:grid;grid-template-columns:repeat(12,1fr);gap:22px}
    .reading-main{grid-column:span 7;background:#fff;border-radius:var(--radius-lg);padding:35px;box-shadow:var(--shadow)}
    .reading-main h3{font-size:1.65rem;margin:20px 0 13px}
    .reading-main p{font-size:1rem}
    .reading-aside{grid-column:span 5;display:flex;flex-direction:column;gap:22px}
    .aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:25px}
    .aside-card h3{margin-bottom:10px}
    .aside-card ul{margin:0;padding-left:20px;color:var(--muted)}
    .aside-card li{margin:8px 0}
    .faq-section{background:var(--paper)}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
    .faq-intro p{font-size:1.03rem}
    .accordion{background:transparent;margin:0}
    .accordion-item{border:1px solid var(--line);border-radius:15px;margin-bottom:11px;overflow:hidden}
    .accordion-title{border:0!important;background:#fff;color:var(--ink);font-size:1rem;font-weight:800;padding:20px 50px 20px 22px}
    .accordion-title:hover{background:#f7f7fc;color:#514db3}
    .accordion-content{border:0;background:#fbfbfd;padding:0 22px 20px;color:var(--muted)}
    .accordion-item.is-active .accordion-title{color:#514db3;background:#f7f7fc}
    .cta-section{padding:78px 0;background:var(--night)}
    .cta-panel{
      display:grid;grid-template-columns:1fr .95fr;gap:50px;align-items:center;
      padding:45px;border:1px solid var(--line-dark);border-radius:var(--radius-lg);
      background:linear-gradient(120deg,#1d2040,#17192f);box-shadow:var(--shadow-dark)
    }
    .cta-panel h2{color:#fff;margin-bottom:17px}
    .cta-panel p{color:rgba(255,255,255,.68)}
    .request-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .request-form label{color:rgba(255,255,255,.72);font-size:.83rem}
    .request-form input,.request-form select,.request-form textarea{
      width:100%;margin-top:6px;padding:12px 14px;border:1px solid rgba(255,255,255,.16);
      border-radius:11px;background:rgba(255,255,255,.08);color:#fff;transition:var(--ease)
    }
    .request-form select option{color:var(--ink)}
    .request-form input::placeholder,.request-form textarea::placeholder{color:rgba(255,255,255,.4)}
    .request-form input:hover,.request-form select:hover,.request-form textarea:hover{border-color:rgba(185,245,208,.5)}
    .request-form input:focus,.request-form select:focus,.request-form textarea:focus{outline:0;border-color:var(--mint);box-shadow:0 0 0 3px rgba(185,245,208,.12)}
    .field-full{grid-column:1/-1}
    .form-note{grid-column:1/-1;color:rgba(255,255,255,.45);font-size:.76rem;margin:0}
    .site-footer{padding:66px 0 22px;background:#0d0f1d;color:#fff}
    .footer-grid{display:grid;grid-template-columns:1.35fr .7fr .8fr 1fr;gap:38px;padding-bottom:48px}
    .footer-brand{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:900;margin-bottom:16px}
    .footer-brand-wrap p,.site-footer p{color:rgba(255,255,255,.55);font-size:.88rem}
    .site-footer h3{font-size:.95rem;color:#fff;margin-bottom:14px}
    .site-footer ul{list-style:none;padding:0;margin:0}
    .site-footer li{margin:7px 0;color:rgba(255,255,255,.58);font-size:.87rem}
    .site-footer li a:hover,.site-footer .text-link:hover{color:var(--mint)!important}
    .site-footer .text-link{color:var(--mint)}
    .footer-bottom{
      border-top:1px solid var(--line-dark);padding-top:21px;display:flex;
      justify-content:space-between;gap:15px;color:rgba(255,255,255,.42);font-size:.76rem
    }
    .footer-bottom a:hover{color:var(--mint)}
    @media(max-width:1100px){
      .nav-link{padding-left:8px;padding-right:8px;font-size:.82rem}
      .hero-matrix{right:2%;width:280px}
      .intro-grid,.feature-grid{gap:38px}
    }
    @media(max-width:900px){
      .nav-shell{grid-template-columns:1fr auto;justify-content:space-between}
      .left-nav,.right-nav{display:none}
      .brand{justify-content:flex-start}
      .menu-toggle{display:block}
      .mobile-nav{
        padding:10px 0 2px;display:none;grid-template-columns:repeat(2,1fr);gap:7px
      }
      .mobile-nav.open{display:grid}
      .mobile-nav a{padding:10px 12px;border-radius:10px;color:rgba(255,255,255,.75);font-size:.88rem}
      .mobile-nav a:hover,.mobile-nav a.active{background:rgba(255,255,255,.1);color:#fff}
      .hero-matrix{position:relative;right:auto;bottom:auto;margin:38px 0 0;width:min(100%,420px)}
      .page-hero{padding-bottom:55px}
      .page-hero:after{opacity:.5}
      .intro-grid,.feature-grid,.faq-grid,.cta-panel{grid-template-columns:1fr}
      .schedule-list{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
      .reading-main{grid-column:span 12}
      .reading-aside{grid-column:span 12;display:grid;grid-template-columns:1fr 1fr}
    }
    @media(max-width:620px){
      .container{width:min(calc(100% - 28px),var(--max))}
      :root{--section:62px}
      .site-header{padding:13px 0}
      .nav-shell{padding:8px 10px}
      .page-hero{padding-top:128px;min-height:auto}
      .page-hero h1{font-size:2.45rem}
      .page-hero .lead{font-size:1rem}
      .status-inner{align-items:flex-start;flex-direction:column;gap:9px}
      .cover-card,.cover-card img,.feature-image,.feature-image img{min-height:300px;height:300px}
      .timeline-wrap:before{left:10px}
      .timeline-item{display:block;padding-left:34px}
      .timeline-date{text-align:left;padding:0 0 9px}
      .timeline-card:before{left:-31px;top:25px}
      .timeline-card{padding:20px}
      .filter-panel{align-items:flex-start;flex-direction:column}
      .schedule-row{grid-template-columns:78px 1fr;gap:12px;padding:17px 15px}
      .schedule-row .btn{grid-column:2;justify-self:start}
      .schedule-time strong{font-size:1.15rem}
      .feature-points{grid-template-columns:1fr}
      .reading-main{padding:24px}
      .reading-aside{display:flex}
      .cta-panel{padding:25px 20px;gap:28px}
      .request-form{grid-template-columns:1fr}
      .field-full,.form-note{grid-column:auto}
      .footer-grid{grid-template-columns:1fr;gap:25px}
      .footer-bottom{flex-direction:column}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: index */
:root{
      --pine:#143c35;
      --pine-2:#1d5147;
      --carbon:#121614;
      --paper:#f4f3ee;
      --paper-2:#ebeae3;
      --lime:#c7e85b;
      --orange:#e7814b;
      --ink:#1a2621;
      --muted:#6c7770;
      --line:rgba(20,60,53,.15);
      --line-dark:rgba(244,243,238,.17);
      --white:#fffdf7;
      --shadow:0 16px 36px rgba(24,42,35,.10);
      --shadow-dark:0 18px 40px rgba(0,0,0,.22);
      --radius-xl:24px;
      --radius-lg:18px;
      --radius-md:14px;
      --content:1240px;
      --space:104px;
      --nav-height:76px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.82}
    img{max-width:100%;height:auto;display:block}
    a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease,transform .25s ease}
    a:hover{color:var(--pine-2)}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{max-width:var(--content);margin:0 auto;padding:0 28px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange);font-size:12px;letter-spacing:.16em;font-weight:700;text-transform:uppercase}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--orange)}
    .section{padding:var(--space) 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:42px}
    .section-head h2{font-size:clamp(30px,4vw,44px);line-height:1.2;margin:10px 0 0;letter-spacing:-.04em}
    .section-head p{max-width:570px;color:var(--muted);margin:0}
    .dark{background:var(--carbon);color:var(--paper)}
    .dark .section-head p,.dark .muted{color:#aeb8b0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 21px;border-radius:999px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform .2s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px);box-shadow:none}
    .btn-primary{background:var(--lime);color:#142118;box-shadow:0 8px 20px rgba(199,232,91,.18)}
    .btn-primary:hover{background:#d6f37a;color:#142118}
    .btn-outline{border-color:rgba(244,243,238,.45);color:var(--paper)}
    .btn-outline:hover{border-color:var(--lime);color:var(--lime)}
    .btn-dark{background:var(--pine);color:var(--paper)}
    .btn-dark:hover{background:var(--pine-2);color:#fff}
    .tag{display:inline-flex;align-items:center;min-height:26px;border-radius:999px;padding:3px 10px;background:rgba(20,60,53,.08);color:var(--pine);font-size:12px;font-weight:700}
    .tag-lime{background:var(--lime);color:#1c291b}
    .tag-orange{background:rgba(231,129,75,.14);color:#a94e23}
    .topbar{height:30px;background:var(--carbon);color:#bac4bc;font-size:12px}
    .topbar .container{height:100%;display:flex;justify-content:space-between;align-items:center}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(244,243,238,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .nav-wrap{height:var(--nav-height);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px}
    .nav-side{display:flex;align-items:center;gap:26px}
    .nav-side.right{justify-content:flex-end}
    .nav-link{position:relative;font-size:14px;color:var(--pine);font-weight:700;white-space:nowrap}
    .nav-link:after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:2px;background:var(--orange);transition:right .25s ease}
    .nav-link:hover:after,.nav-link.active:after{right:0}
    .brand{display:flex;align-items:center;gap:10px;color:var(--pine);font-weight:900;font-size:22px;letter-spacing:-.06em;white-space:nowrap}
    .brand-mark{width:32px;height:32px;border:2px solid var(--pine);border-radius:50%;position:relative;display:inline-block}
    .brand-mark:before{content:"";position:absolute;width:39px;height:13px;border:2px solid var(--orange);border-left-color:transparent;border-right-color:transparent;border-radius:50%;transform:rotate(-25deg);left:-7px;top:7px}
    .brand-mark:after{content:"";position:absolute;width:7px;height:7px;background:var(--lime);border-radius:50%;right:2px;top:3px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:transparent;border-radius:10px;padding:8px 12px;color:var(--pine);font-weight:700}
    .hero{min-height:610px;background:linear-gradient(90deg,rgba(18,22,20,.94) 0%,rgba(18,22,20,.73) 47%,rgba(18,22,20,.32) 100%),url("/assets/images/backpic/back-1.webp") center/cover;position:relative;overflow:hidden;color:var(--paper)}
    .hero:after{content:"";position:absolute;inset:0;opacity:.18;background-image:linear-gradient(rgba(199,232,91,.22) 1px,transparent 1px),linear-gradient(90deg,rgba(199,232,91,.22) 1px,transparent 1px);background-size:54px 54px;mask-image:linear-gradient(90deg,#000,transparent 78%)}
    .hero .container{position:relative;z-index:1;min-height:610px;display:flex;align-items:center}
    .hero-copy{max-width:650px;padding:76px 0 60px}
    .hero h1{font-size:clamp(42px,6vw,70px);line-height:1.12;letter-spacing:-.07em;margin:18px 0 20px;max-width:620px}
    .hero h1 em{font-style:normal;color:var(--lime)}
    .hero-copy>p{font-size:18px;color:#d6ddd5;max-width:590px;margin:0 0 28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-notes{display:flex;gap:20px;flex-wrap:wrap;margin-top:28px;color:#c3cdc4;font-size:13px}
    .hero-note{display:flex;align-items:center;gap:8px}
    .hero-note b{color:var(--lime);font-size:18px;font-variant-numeric:tabular-nums}
    .play-orbit{position:absolute;z-index:2;right:11%;top:27%;width:116px;height:116px;border:1px solid rgba(199,232,91,.7);border-radius:50%;display:grid;place-items:center;color:var(--lime);background:rgba(18,22,20,.35);backdrop-filter:blur(6px)}
    .play-orbit span{font-size:28px;margin-left:5px}
    .hero-panel{position:absolute;z-index:2;right:6%;bottom:52px;width:292px;padding:20px;border:1px solid rgba(244,243,238,.25);border-radius:18px;background:rgba(18,22,20,.76);backdrop-filter:blur(12px);box-shadow:var(--shadow-dark)}
    .panel-top{display:flex;justify-content:space-between;color:#bac5bc;font-size:12px;margin-bottom:20px}
    .panel-title{font-size:21px;font-weight:800;margin-bottom:13px}
    .panel-row{display:flex;justify-content:space-between;border-top:1px solid var(--line-dark);padding:10px 0;font-size:13px;color:#d8dfd9}
    .panel-row b{color:var(--lime);font-variant-numeric:tabular-nums}
    .topic-strip{background:var(--pine);color:var(--paper);overflow:hidden}
    .topic-strip .container{display:flex;gap:10px;align-items:center;min-height:54px;overflow:auto;white-space:nowrap}
    .topic-strip a{font-size:13px;color:#d5ded5;padding:5px 14px;border-right:1px solid rgba(255,255,255,.16)}
    .topic-strip a:hover{color:var(--lime)}
    .dashboard{background:var(--pine);color:var(--paper);padding:82px 0 92px}
    .metric-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:14px}
    .metric{padding:24px;border:1px solid var(--line-dark);border-radius:var(--radius-lg);background:rgba(255,255,255,.045);min-height:154px}
    .metric.featured{grid-row:span 2;min-height:322px;background:rgba(199,232,91,.09);display:flex;flex-direction:column;justify-content:space-between}
    .metric-label{font-size:13px;color:#aebbb2}
    .metric-number{font-size:44px;line-height:1;margin:13px 0 9px;color:var(--lime);font-weight:900;font-variant-numeric:tabular-nums}
    .metric small{color:#b6c0b8;font-size:12px}
    .trend-line{height:92px;position:relative;border-bottom:1px solid rgba(199,232,91,.5);border-left:1px solid rgba(199,232,91,.25);margin-top:18px;background:repeating-linear-gradient(0deg,transparent 0 22px,rgba(255,255,255,.08) 23px),repeating-linear-gradient(90deg,transparent 0 48px,rgba(255,255,255,.07) 49px)}
    .trend-line svg{width:100%;height:100%}
    .observation{display:grid;grid-template-columns:.72fr 1.28fr;gap:72px;margin-top:56px;padding-top:48px;border-top:1px solid var(--line-dark)}
    .observation h3{font-size:31px;line-height:1.25;margin:10px 0 18px}
    .observation .lead{font-size:18px;color:#dce4dc}
    .quote{border-left:3px solid var(--lime);padding:8px 0 8px 20px;color:#d7e0d7;font-size:16px}
    .observation-copy p{color:#b5c0b7;margin:0 0 18px}
    .observation-list{margin:20px 0 0;padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
    .observation-list li{font-size:14px;color:#d4ddd5;padding-left:18px;position:relative}
    .observation-list li:before{content:"";position:absolute;width:6px;height:6px;border-radius:50%;background:var(--orange);left:0;top:11px}
    .news-band{background:var(--paper-2);padding:88px 0}
    .news-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:28px}
    .news-feature{background:var(--white);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr}
    .news-feature img{height:100%;width:100%;object-fit:cover;min-height:300px}
    .news-feature-body{padding:30px}
    .news-feature h3{font-size:26px;line-height:1.35;margin:17px 0 12px}
    .news-feature p{color:var(--muted);font-size:14px}
    .text-link{display:inline-flex;gap:8px;align-items:center;font-weight:800;color:var(--pine);font-size:14px}
    .text-link:after{content:"↗";transition:transform .2s ease}
    .text-link:hover:after{transform:translate(3px,-3px)}
    .news-list{background:var(--white);border-radius:var(--radius-xl);padding:15px 25px;box-shadow:var(--shadow)}
    .news-item{display:grid;grid-template-columns:70px 1fr auto;gap:17px;align-items:start;padding:19px 0;border-bottom:1px solid var(--line)}
    .news-item:last-child{border-bottom:0}
    .news-date{font-size:12px;color:var(--orange);font-weight:800;padding-top:4px}
    .news-item h4{margin:0 0 4px;font-size:16px;line-height:1.5}
    .news-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.65}
    .news-item .text-link{font-size:12px;white-space:nowrap;padding-top:4px}
    .matrix{padding:108px 0;background:var(--paper)}
    .matrix-layout{display:grid;grid-template-columns:.3fr 1fr;gap:54px}
    .matrix-side{position:relative}
    .matrix-side h2{font-size:38px;line-height:1.2;margin:12px 0 18px}
    .matrix-side p{color:var(--muted)}
    .matrix-side:after{content:"01—06";position:absolute;bottom:0;left:0;color:var(--orange);font-weight:900;letter-spacing:.15em}
    .matrix-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;grid-template-rows:1fr 1fr;gap:16px}
    .service-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;min-height:178px;box-shadow:0 8px 24px rgba(30,45,38,.04);transition:transform .25s,box-shadow .25s,border-color .25s}
    .service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(20,60,53,.36)}
    .service-card.feature{grid-row:span 2;padding:0;overflow:hidden;display:flex;flex-direction:column}
    .service-card.feature img{height:210px;width:100%;object-fit:cover}
    .service-card.feature .service-body{padding:22px}
    .service-icon{width:34px;height:34px;border:1px solid var(--pine);border-radius:10px;display:grid;place-items:center;color:var(--pine);font-weight:900;margin-bottom:18px}
    .service-card h3{font-size:20px;line-height:1.35;margin:0 0 8px}
    .service-card p{font-size:13px;line-height:1.75;color:var(--muted);margin:0 0 14px}
    .service-meta{display:flex;justify-content:space-between;align-items:center;gap:8px}
    .brand-story{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center;margin-top:78px;padding-top:75px;border-top:1px solid var(--line)}
    .brand-story img{border-radius:var(--radius-xl);width:100%;height:360px;object-fit:cover}
    .brand-story h3{font-size:32px;line-height:1.3;margin:10px 0 20px}
    .brand-story p{color:var(--muted);margin:0 0 16px}
    .long-read{max-width:900px;margin:82px auto 0;padding:54px 60px;background:var(--white);border-radius:var(--radius-xl);border:1px solid var(--line)}
    .long-read h3{font-size:29px;line-height:1.35;margin:0 0 20px}
    .long-read h4{font-size:19px;margin:30px 0 8px;color:var(--pine)}
    .long-read p{color:#536159;margin:0 0 18px}
    .long-read ol{padding-left:23px;color:#536159}
    .long-read li{padding:5px 0}
    .note-box{margin:28px 0;padding:20px 24px;border-radius:14px;background:#e8f0cd;border-left:4px solid var(--lime);color:#35472f}
    .compare{background:var(--carbon);color:var(--paper);padding:110px 0}
    .compare .section-head{align-items:start}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
    .compare-card{border:1px solid var(--line-dark);border-radius:var(--radius-lg);padding:28px;background:#1a211d;min-height:330px}
    .compare-card.highlight{background:var(--pine);border-color:var(--lime)}
    .compare-card h3{font-size:23px;margin:12px 0}
    .compare-card p{color:#b8c4ba;font-size:14px}
    .compare-card.highlight p{color:#d4dfd2}
    .scale{margin:22px 0}
    .scale-line{height:7px;border-radius:99px;background:#39443d;overflow:hidden}
    .scale-line span{display:block;height:100%;background:var(--lime);border-radius:99px}
    .scale-label{display:flex;justify-content:space-between;color:#aab7ad;font-size:12px;margin-top:7px}
    .scenario{display:grid;grid-template-columns:.34fr .66fr;gap:60px;margin-top:72px;padding-top:55px;border-top:1px solid var(--line-dark)}
    .scenario-index{font-size:72px;line-height:1;color:var(--lime);font-weight:900;letter-spacing:-.08em}
    .scenario-index p{font-size:14px;line-height:1.7;color:#9daa9f;letter-spacing:0;margin:18px 0 0;max-width:230px}
    .scenario-copy h3{font-size:31px;line-height:1.3;margin:0 0 20px}
    .scenario-copy p{color:#b6c1b8;margin:0 0 18px}
    .scenario-copy ul{color:#c6d0c7;padding-left:20px}
    .scenario-copy li{margin:7px 0}
    .scenario-figure{margin-top:28px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .scenario-figure img{height:190px;width:100%;object-fit:cover;border-radius:14px;filter:saturate(.78)}
    .figure-caption{font-size:12px;color:#919e94;margin-top:8px}
    .cta-strip{margin-top:72px;border:1px solid rgba(199,232,91,.35);border-radius:var(--radius-xl);padding:28px 32px;display:flex;justify-content:space-between;align-items:center;gap:24px;background:linear-gradient(90deg,rgba(20,60,53,.65),rgba(30,42,34,.4))}
    .cta-strip h3{font-size:22px;margin:0 0 5px}
    .cta-strip p{margin:0;color:#aebbb1;font-size:13px}
    .faq{padding:105px 0;background:#e9e8e1}
    .faq-layout{display:grid;grid-template-columns:.35fr .65fr;gap:70px}
    .faq-copy h2{font-size:38px;line-height:1.2;margin:12px 0 18px}
    .faq-copy p{color:var(--muted)}
    .accordion{background:transparent;margin:0}
    .accordion-item{border:1px solid var(--line);border-radius:14px;margin-bottom:10px;background:rgba(255,255,255,.5);overflow:hidden}
    .accordion-title{border:0!important;background:transparent!important;color:var(--ink)!important;padding:19px 22px 19px 57px;font-size:16px;font-weight:800;position:relative}
    .accordion-title:before{content:attr(data-no);position:absolute;left:20px;top:18px;color:var(--orange);font-size:12px;font-weight:900}
    .accordion-title:after{border-color:var(--pine) transparent transparent!important}
    .accordion-content{border:0!important;background:var(--white)!important;padding:0 24px 20px 57px;color:#59665d;font-size:14px}
    .accordion-item.is-active{border-color:var(--pine);box-shadow:0 8px 20px rgba(20,60,53,.07)}
    .form-section{background:var(--carbon);color:var(--paper);padding:100px 0 106px;position:relative;overflow:hidden}
    .form-section:before{content:"FIELD / SIGNAL / STORY";position:absolute;right:-20px;top:50px;color:rgba(199,232,91,.08);font-size:70px;font-weight:900;letter-spacing:.05em;transform:rotate(-12deg)}
    .form-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:74px;position:relative;z-index:1}
    .form-copy h2{font-size:42px;line-height:1.2;margin:13px 0 18px}
    .form-copy>p{color:#b8c4ba}
    .steps{list-style:none;padding:0;margin:34px 0}
    .steps li{display:flex;gap:15px;padding:14px 0;border-bottom:1px solid var(--line-dark);color:#cad4ca;font-size:14px}
    .steps b{display:grid;place-items:center;width:25px;height:25px;border-radius:50%;background:var(--lime);color:#172419;font-size:12px;flex:none}
    .privacy{font-size:12px;color:#8e9b91;max-width:420px}
    .form-card{background:var(--paper);color:var(--ink);padding:31px;border-radius:var(--radius-xl);box-shadow:var(--shadow-dark)}
    .form-card h3{margin:0 0 20px;font-size:24px}
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:17px}
    label{display:block;font-size:13px;font-weight:800;margin-bottom:7px;color:var(--pine)}
    input,select,textarea{width:100%;border:1px solid #ccd2ca;background:#fffdf8;border-radius:10px;padding:12px 14px;min-height:49px;color:var(--ink);transition:border-color .2s,box-shadow .2s}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:var(--pine);box-shadow:0 0 0 3px rgba(199,232,91,.55);outline:none}
    .field{margin-bottom:17px}
    .check{display:flex;align-items:flex-start;gap:9px;color:var(--muted);font-size:12px;line-height:1.6;margin:7px 0 19px}
    .check input{width:17px;min-height:17px;margin-top:2px;accent-color:var(--pine)}
    .form-message{display:none;margin-top:12px;color:var(--pine);font-size:13px}
    .footer{background:#0d110f;color:#dce4dc;padding:70px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.25fr .75fr .9fr 1fr 1fr;gap:35px;padding-bottom:52px}
    .footer h3,.footer h4{margin:0 0 15px;color:var(--paper)}
    .footer h3{font-size:23px}.footer h4{font-size:14px}
    .footer p,.footer li{color:#9eaba1;font-size:13px;line-height:1.8}
    .footer ul{list-style:none;padding:0;margin:0}
    .footer li{margin:4px 0}
    .footer a{color:#aeb9b0}.footer a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid var(--line-dark);padding-top:21px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#89968d;font-size:12px}
    .footer-bottom nav{display:flex;gap:18px}
    @media(max-width:1100px){
      .nav-side{gap:15px}.nav-link{font-size:13px}
      .hero-panel{right:3%}.play-orbit{right:35%;top:18%}
      .matrix-layout,.faq-layout{grid-template-columns:1fr}.matrix-side:after{position:static;display:block;margin-top:25px}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
    }
    @media(max-width:800px){
      :root{--space:72px}
      .topbar .container{justify-content:center}.topbar span:last-child{display:none}
      .nav-wrap{display:flex;justify-content:space-between;height:66px}
      .nav-side{display:none}.brand{font-size:20px}.mobile-toggle{display:block}
      .mobile-menu{display:none;background:var(--paper);border-top:1px solid var(--line);padding:18px 28px 24px}
      .mobile-menu.open{display:block}.mobile-menu a{display:block;padding:11px 0;border-bottom:1px solid var(--line);font-weight:700;color:var(--pine)}
      .hero,.hero .container{min-height:660px}.hero-copy{padding-top:70px}.hero h1{font-size:45px}
      .hero-panel{right:25px;bottom:25px;width:270px}.play-orbit{right:30px;top:55px;width:75px;height:75px}
      .metric-grid{grid-template-columns:1fr 1fr}.metric.featured{grid-column:span 2;grid-row:auto;min-height:270px}
      .observation,.news-layout,.brand-story,.form-layout,.scenario{grid-template-columns:1fr;gap:30px}
      .observation-list{grid-template-columns:1fr 1fr}
      .news-feature{grid-template-columns:1fr}.news-feature img{height:230px;min-height:0}
      .matrix-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto}.service-card.feature{grid-row:span 1;grid-column:span 2}
      .long-read{padding:34px 26px}.compare-grid{grid-template-columns:1fr}.compare-card{min-height:0}
      .scenario-index{font-size:50px}.form-section:before{font-size:42px;top:20px}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){
      .container{padding:0 19px}.hero h1{font-size:38px}.hero-copy>p{font-size:16px}
      .hero-actions .btn{width:100%}.hero-panel{left:19px;right:19px;width:auto}.hero,.hero .container{min-height:700px}
      .metric-grid{grid-template-columns:1fr}.metric.featured{grid-column:auto}.observation-list{grid-template-columns:1fr}
      .matrix-grid{grid-template-columns:1fr}.service-card.feature{grid-column:auto}
      .section-head{display:block}.section-head p{margin-top:15px}
      .news-item{grid-template-columns:56px 1fr}.news-item .text-link{grid-column:2}
      .brand-story img{height:250px}.long-read{padding:28px 20px}
      .cta-strip{display:block}.cta-strip .btn{margin-top:19px}
      .form-row{grid-template-columns:1fr}.form-card{padding:23px 18px}
      .footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom nav{margin-top:12px}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category3 */
:root{
 --pine:#143c35;--pine-2:#1d5147;--carbon:#121614;--paper:#f4f3ee;--paper-2:#ebeae3;
 --lime:#c7e85b;--orange:#e7814b;--ink:#1a2621;--muted:#6c7770;
 --line:rgba(20,60,53,.15);--line-dark:rgba(244,243,238,.17);--white:#fffdf7;
 --shadow:0 16px 36px rgba(24,42,35,.1);--shadow-dark:0 18px 40px rgba(0,0,0,.22);
 --radius-xl:24px;--radius-lg:18px;--radius-md:14px;--content:1240px;--space:72px;
 --nav-height:76px;--ease:all .24s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.82;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:var(--ease)}
a:hover{color:var(--pine)}
img{display:block;width:100%;max-width:100%;object-fit:cover}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-.025em}
h1{font-size:clamp(2.3rem,5vw,4.4rem);margin-bottom:20px}
h2{font-size:clamp(1.8rem,3.3vw,2.8rem);margin-bottom:16px}
h3{font-size:1.25rem}
.container{width:min(calc(100% - 40px),var(--content));margin:0 auto}
.section{padding:var(--space) 0}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange);font-weight:800;font-size:.76rem;letter-spacing:.13em;margin-bottom:15px}
.eyebrow:before{content:"";width:25px;height:2px;background:var(--lime)}
.section-head{max-width:720px;margin-bottom:38px}
.section-head p{color:var(--muted);font-size:1.05rem}
.tag{display:inline-flex;align-items:center;padding:5px 10px;border-radius:99px;background:rgba(199,232,91,.17);color:#4f681c;font-size:.75rem;font-weight:800;line-height:1.4}
.tag.dark{background:rgba(199,232,91,.13);color:var(--lime)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:10px 21px;border-radius:999px;border:1px solid transparent;font-weight:800;transition:var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--lime);color:#15251b}
.btn-primary:hover{background:#d9f57d;color:#15251b}
.btn-dark{background:var(--pine);color:var(--white)}
.btn-dark:hover{background:var(--carbon);color:#fff}
.btn-outline{border-color:var(--line);background:transparent;color:var(--pine)}
.btn-outline:hover{border-color:var(--pine);background:#fff}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.site-header{position:absolute;z-index:20;left:0;right:0;top:0;padding:20px 0;color:#fff}
.nav-shell{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;min-height:64px;padding:9px 14px;border:1px solid rgba(255,255,255,.18);border-radius:22px;background:rgba(18,22,20,.72);backdrop-filter:blur(14px)}
.nav-side{display:flex;align-items:center;gap:4px}
.nav-side.right{justify-content:flex-end}
.nav-link{position:relative;display:inline-flex;align-items:center;min-height:42px;padding:7px 12px;border-radius:11px;color:rgba(255,255,255,.73);font-size:.88rem}
.nav-link:hover,.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-link.active:after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--lime);border-radius:2px}
.brand{display:flex;align-items:center;justify-content:center;gap:10px;color:#fff;font-size:1.18rem;font-weight:900;letter-spacing:.04em;white-space:nowrap}
.brand-mark{width:34px;height:34px;border-radius:50%;position:relative;background:radial-gradient(circle at 35% 30%,#fff 0 5%,transparent 6%),radial-gradient(circle at 70% 60%,var(--lime) 0 5%,transparent 6%),#31544a;box-shadow:0 0 0 5px rgba(199,232,91,.1)}
.brand-mark:after{content:"";position:absolute;left:7px;right:5px;top:15px;height:2px;background:var(--orange);transform:rotate(-25deg);border-radius:4px}
.mobile-toggle{display:none;border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;border-radius:10px;padding:8px 12px}
.mobile-menu{display:none}
.hero-data{padding:170px 0 70px;background:var(--carbon);color:var(--white);position:relative;overflow:hidden}
.hero-data:before{content:"";position:absolute;width:620px;height:620px;border:1px solid rgba(199,232,91,.13);border-radius:50%;right:-160px;top:-280px;box-shadow:0 0 0 55px rgba(199,232,91,.025),0 0 0 110px rgba(199,232,91,.02)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:end;position:relative;z-index:1}
.hero-data h1{max-width:650px}
.hero-data .intro{max-width:620px;color:rgba(255,253,247,.72);font-size:1.08rem}
.breadcrumb{display:flex;gap:9px;align-items:center;color:rgba(255,255,255,.55);font-size:.83rem;margin-bottom:28px}
.breadcrumb a:hover{color:var(--lime)}
.icon-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:30px;max-width:530px}
.icon-cell{min-height:84px;border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:14px;background:rgba(255,255,255,.04)}
.icon-cell strong{display:block;color:var(--lime);font-size:1.25rem}
.icon-cell span{font-size:.8rem;color:rgba(255,255,255,.62)}
.status-panel{border:1px solid rgba(199,232,91,.35);border-radius:24px;padding:25px;background:rgba(20,60,53,.68);box-shadow:var(--shadow-dark)}
.status-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}
.live{display:flex;align-items:center;gap:8px;color:var(--lime);font-size:.82rem;font-weight:800}
.live i{width:8px;height:8px;background:var(--lime);border-radius:50%;box-shadow:0 0 0 5px rgba(199,232,91,.15)}
.data-line{height:100px;display:flex;align-items:end;gap:8px;border-bottom:1px solid rgba(255,255,255,.2);background:repeating-linear-gradient(to top,transparent 0 24px,rgba(255,255,255,.07) 25px)}
.data-line b{flex:1;background:var(--lime);border-radius:5px 5px 0 0;opacity:.9}
.status-foot{display:flex;justify-content:space-between;margin-top:14px;color:rgba(255,255,255,.6);font-size:.8rem}
.topic-bar{background:var(--pine);color:#fff;overflow:auto;white-space:nowrap}
.topic-bar .container{display:flex;gap:28px;padding:15px 20px}
.topic-bar span{font-size:.86rem;color:rgba(255,255,255,.72)}
.topic-bar span:before{content:"•";color:var(--lime);margin-right:8px}
.summary{background:var(--pine);color:var(--white)}
.summary-grid{display:grid;grid-template-columns:1fr 1.5fr 1fr 1fr;gap:14px}
.metric{padding:23px;border:1px solid var(--line-dark);border-radius:var(--radius-lg);background:rgba(255,255,255,.045)}
.metric large{display:block;color:var(--lime);font-size:2.45rem;line-height:1.1;font-weight:900;font-variant-numeric:tabular-nums}
.metric small{display:block;color:rgba(255,255,255,.62);margin-top:8px}
.metric.feature{grid-row:span 2;background:var(--carbon);display:flex;flex-direction:column;justify-content:space-between}
.metric.feature p{color:rgba(255,255,255,.65);font-size:.9rem}
.summary-note{margin-top:16px;padding:27px;border-radius:var(--radius-lg);background:rgba(255,255,255,.06);border-left:3px solid var(--orange)}
.summary-note h3{color:var(--lime);margin-bottom:8px}
.archive{background:var(--paper)}
.archive-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px}
.archive-main{position:relative;min-height:350px;border-radius:var(--radius-xl);overflow:hidden;color:#fff;background:var(--carbon)}
.archive-main img{height:350px;opacity:.62}
.archive-main .overlay{position:absolute;inset:0;padding:30px;display:flex;flex-direction:column;justify-content:end;background:linear-gradient(transparent 25%,rgba(0,0,0,.8))}
.archive-main h3{font-size:1.65rem;max-width:510px}
.archive-list{border-top:1px solid var(--line)}
.archive-item{display:grid;grid-template-columns:86px 1fr;gap:15px;padding:17px 0;border-bottom:1px solid var(--line)}
.archive-item time{color:var(--orange);font-size:.8rem;font-weight:800}
.archive-item h4{margin-bottom:3px;font-size:1rem}
.archive-item p{font-size:.86rem;color:var(--muted);margin-bottom:7px}
.archive-item a{font-size:.82rem;font-weight:800;color:var(--pine)}
.method{background:var(--paper-2)}
.method-layout{display:grid;grid-template-columns:280px 1fr;gap:60px}
.method-aside{position:relative}
.method-aside:before{content:"03";display:block;color:var(--orange);font-size:4rem;font-weight:900;line-height:1;margin-bottom:12px}
.method-body{max-width:820px}
.method-body h3{margin-top:28px;color:var(--pine)}
.method-body p{color:#445149}
.method-body blockquote{margin:26px 0;padding:17px 22px;border-left:3px solid var(--lime);background:rgba(255,255,255,.62);font-size:1.08rem;color:var(--pine)}
.numbered{padding-left:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:20px}
.numbered li{padding:17px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.45)}
.numbered b{color:var(--orange);margin-right:8px}
.trend{background:var(--carbon);color:var(--white)}
.trend-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:45px;align-items:center}
.trend-copy p{color:rgba(255,255,255,.67)}
.trend-chart{padding:26px;border:1px solid var(--line-dark);border-radius:var(--radius-xl);background:#18211d}
.chart-bars{display:flex;align-items:end;gap:13px;height:190px;border-bottom:1px solid rgba(255,255,255,.2);background:repeating-linear-gradient(to top,transparent 0 46px,rgba(255,255,255,.06) 47px)}
.chart-bars span{flex:1;background:linear-gradient(to top,var(--lime),#7d9e3d);border-radius:6px 6px 0 0;min-height:30px}
.chart-labels{display:flex;justify-content:space-between;color:rgba(255,255,255,.48);font-size:.75rem;padding-top:9px}
.archive-photo{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:center}
.archive-photo img{height:260px;border-radius:var(--radius-xl);filter:saturate(.72)}
.archive-photo p{color:var(--muted)}
.compare{background:var(--paper)}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.compare-card{padding:28px;border-radius:var(--radius-xl);border:1px solid var(--line);background:#fff}
.compare-card.dark{background:var(--pine);color:#fff;border-color:var(--pine)}
.compare-card p{color:var(--muted)}
.compare-card.dark p{color:rgba(255,255,255,.68)}
.scale{height:8px;border-radius:9px;background:#dde2d7;margin:20px 0 10px;overflow:hidden}
.scale i{display:block;height:100%;background:var(--orange);border-radius:9px}
.compare-card.dark .scale{background:rgba(255,255,255,.18)}
.compare-card.dark .scale i{background:var(--lime)}
.compare-note{font-size:.82rem;color:var(--muted)}
.faq-section{background:var(--paper-2)}
.faq-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:70px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;gap:14px;text-align:left;background:none;border:0;padding:18px 0;color:var(--ink);font-weight:800}
.faq-q .num{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--lime);font-size:.75rem;color:var(--pine);flex:none}
.faq-q .plus{margin-left:auto;color:var(--orange);font-size:1.3rem}
.faq-a{display:none;padding:0 40px 20px 42px;color:var(--muted);font-size:.94rem}
.faq-item.open .faq-a{display:block}
.faq-item.open{background:rgba(255,255,255,.55);padding:0 17px;border-radius:12px}
.cta{background:var(--carbon);color:#fff}
.cta-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:start}
.cta p{color:rgba(255,255,255,.67)}
.process{display:grid;gap:10px;margin-top:24px}
.process span{padding:11px 14px;border-left:2px solid var(--lime);background:rgba(255,255,255,.05);font-size:.9rem}
.form-card{padding:28px;border-radius:var(--radius-xl);background:#f8f7f1;color:var(--ink)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field.full{grid-column:1/-1}
.form-field label{font-weight:800;font-size:.86rem}
.form-field input,.form-field select,.form-field textarea{width:100%;border:1px solid #d7dbd1;border-radius:10px;background:#fff;padding:12px 13px;min-height:48px;color:var(--ink)}
.form-field textarea{min-height:104px;resize:vertical}
.check{display:flex;gap:8px;align-items:flex-start;font-size:.8rem;color:var(--muted);margin:14px 0}
.check input{margin-top:6px;accent-color:var(--pine)}
.form-status{font-size:.82rem;color:var(--muted);margin:12px 0 0}
.footer{padding:55px 0 22px;background:var(--pine);color:#fff}
.footer-grid{display:grid;grid-template-columns:1.45fr .8fr .9fr .9fr 1.1fr;gap:28px}
.footer h3{color:var(--lime);font-size:1.4rem}
.footer h4{font-size:.9rem;color:var(--lime);margin-bottom:13px}
.footer p,.footer li,.footer a{color:rgba(255,255,255,.63);font-size:.83rem}
.footer ul{list-style:none;padding:0;margin:0;line-height:2.15}
.footer a:hover{color:var(--lime)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line-dark);margin-top:35px;padding-top:18px}
.footer-bottom a{margin-left:18px}
@media(max-width:1024px){.nav-link{padding-left:8px;padding-right:8px;font-size:.8rem}.hero-grid,.trend-layout{gap:30px}.method-layout{gap:35px}.footer-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){:root{--space:58px}.container{width:min(calc(100% - 28px),var(--content))}.site-header{padding:12px 0}.nav-shell{grid-template-columns:1fr auto;padding:8px 12px}.nav-side{display:none}.brand{justify-content:flex-start}.mobile-toggle{display:block}.mobile-menu{display:none;background:var(--carbon);padding:12px 18px;border-top:1px solid var(--line-dark)}.mobile-menu.open{display:grid;gap:4px}.mobile-menu a{padding:10px;color:#fff;border-bottom:1px solid var(--line-dark)}.mobile-menu .btn{margin-top:8px}.hero-data{padding:140px 0 55px}.hero-grid,.archive-grid,.method-layout,.trend-layout,.archive-photo,.faq-layout,.cta-layout{grid-template-columns:1fr}.hero-data h1{font-size:2.7rem}.summary-grid{grid-template-columns:1fr 1fr}.metric.feature{grid-row:auto;grid-column:1/-1}.method-aside:before{content:"";display:block}
.numbered{grid-template-columns:1fr}
.form-grid{grid-template-columns:1fr}
.form-field.full{grid-column:auto}
.footer-grid{grid-template-columns:1fr 1fr}
.footer-bottom{display:block}
.footer-bottom nav{margin-top:12px}
.footer-bottom a{margin-left:0;margin-right:18px}
}
@media(max-width:480px){
.hero-data h1{font-size:2.25rem}
.hero-data .intro{font-size:.98rem}
.icon-matrix{grid-template-columns:1fr 1fr}
.summary-grid{grid-template-columns:1fr}
.metric.feature{grid-column:auto}
.archive-main,.archive-main img{min-height:300px;height:300px}
.archive-item{grid-template-columns:1fr;gap:3px}
.compare-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.footer-bottom{font-size:.75rem}
}
@media(prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
*,*:before,*:after{transition:none!important;animation:none!important}
}

/* roulang page: category4 */
:root{
 --pine:#143c35;--pine-2:#1d5147;--carbon:#121614;--paper:#f4f3ee;--paper-2:#ebeae3;
 --lime:#c7e85b;--orange:#e7814b;--ink:#1a2621;--muted:#6c7770;--line:rgba(20,60,53,.15);
 --line-dark:rgba(244,243,238,.17);--white:#fffdf7;--shadow:0 16px 36px rgba(24,42,35,.10);
 --shadow-dark:0 18px 40px rgba(0,0,0,.22);--radius-xl:24px;--radius-lg:18px;--radius-md:14px;
 --content:1240px;--space:78px;--nav-height:76px;--ease:all .24s ease
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:var(--ease)}a:hover{color:var(--pine-2)}img{display:block;width:100%;max-width:100%;object-fit:cover}button,input,select,textarea{font:inherit}button{cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{width:min(calc(100% - 40px),var(--content));margin:0 auto}.section{padding:var(--space) 0}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange);font-size:.76rem;font-weight:800;letter-spacing:.12em;margin-bottom:14px}.eyebrow:before{content:"";width:25px;height:2px;background:var(--lime)}
h1,h2,h3,h4{margin:0 0 16px;line-height:1.25;letter-spacing:-.03em}h1{font-size:clamp(2.35rem,5vw,4.2rem)}h2{font-size:clamp(1.8rem,3.2vw,2.8rem)}h3{font-size:1.3rem}p{margin:0 0 18px;color:var(--muted)}
.site-header{position:absolute;z-index:20;left:0;right:0;top:0;color:#fff;padding:18px 0}.nav-shell{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;min-height:64px;padding:9px 14px;border:1px solid rgba(255,255,255,.18);border-radius:22px;background:rgba(18,22,20,.68);backdrop-filter:blur(15px)}
.nav-side{display:flex;align-items:center;gap:4px}.nav-side.right{justify-content:flex-end}.nav-link{position:relative;display:inline-flex;align-items:center;min-height:42px;padding:7px 12px;border-radius:11px;color:rgba(255,255,255,.72);font-size:.88rem}.nav-link:hover,.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}.nav-link.active:after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--lime);border-radius:3px}
.brand{display:flex;align-items:center;justify-content:center;gap:10px;color:#fff;font-size:1.18rem;font-weight:900;letter-spacing:.04em;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:50%;position:relative;background:radial-gradient(circle at 35% 30%,#fff 0 5%,transparent 6%),radial-gradient(circle at 70% 60%,var(--lime) 0 5%,transparent 6%),#27574b;box-shadow:0 0 0 5px rgba(199,232,91,.1)}.brand-mark:after{content:"";position:absolute;left:7px;right:5px;top:15px;height:2px;background:var(--orange);transform:rotate(-25deg);border-radius:4px}
.mobile-toggle{display:none;border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;border-radius:10px;padding:8px 12px}.mobile-menu{display:none}
.hero{position:relative;min-height:640px;padding:155px 0 72px;background:var(--carbon);color:var(--white);overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,22,20,.96) 20%,rgba(18,22,20,.62) 55%,rgba(18,22,20,.26)),url("/assets/images/backpic/back-2.webp") center/cover}.hero:after{content:"";position:absolute;width:680px;height:280px;border:1px solid rgba(199,232,91,.2);border-radius:50%;right:-210px;bottom:-100px;transform:rotate(-14deg)}.hero .container{position:relative;z-index:1}.crumb{font-size:.82rem;color:rgba(255,255,255,.58);margin-bottom:32px}.crumb a{color:var(--lime)}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:end}.hero h1{max-width:680px}.hero-copy{font-size:1.12rem;max-width:590px;color:rgba(255,255,255,.75)}.hero-actions{display:flex;gap:12px;margin-top:28px}.btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:var(--ease)}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--lime);color:#17251b;box-shadow:0 10px 24px rgba(199,232,91,.16)}.btn-primary:hover{background:#d9f77e;color:#142218}.btn-ghost{border-color:rgba(255,255,255,.3);color:#fff;background:rgba(255,255,255,.05)}.btn-ghost:hover{border-color:var(--lime);color:#fff;background:rgba(199,232,91,.1)}
.hero-panel{border:1px solid rgba(255,255,255,.2);background:rgba(20,60,53,.72);padding:22px;border-radius:var(--radius-xl);box-shadow:var(--shadow-dark)}.panel-top{display:flex;justify-content:space-between;align-items:center;color:rgba(255,255,255,.65);font-size:.8rem;border-bottom:1px solid var(--line-dark);padding-bottom:15px}.live-dot{color:var(--lime);font-weight:800}.route-line{display:flex;align-items:center;gap:13px;margin:24px 0}.route-line i{display:block;width:10px;height:10px;border:2px solid var(--lime);border-radius:50%}.route-line span{height:1px;background:rgba(255,255,255,.35);flex:1}.panel-row{display:flex;justify-content:space-between;gap:20px;margin-top:18px}.panel-row strong{display:block;font-size:1.45rem;color:#fff}.panel-row small{color:rgba(255,255,255,.58)}
.tag-strip{background:var(--pine);color:#dbe6d8;border-bottom:1px solid rgba(255,255,255,.08)}.tag-scroll{display:flex;gap:10px;overflow:auto;padding:16px 0;white-space:nowrap}.topic-tag{padding:7px 14px;border:1px solid rgba(255,255,255,.2);border-radius:999px;font-size:.82rem}.topic-tag.active{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.section-head{max-width:720px;margin-bottom:40px}.section-head p{font-size:1.05rem}.route-section{background:var(--paper)}.route-grid{display:grid;grid-template-columns:250px 1fr;gap:56px}.route-index{position:sticky;top:100px;align-self:start;border-left:2px solid var(--pine);padding-left:20px}.route-index a{display:block;padding:10px 0;color:var(--muted);font-weight:700}.route-index a:hover{color:var(--pine)}.route-list{display:grid;gap:16px}.route-item{display:grid;grid-template-columns:76px 1fr auto;gap:22px;align-items:center;padding:24px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--white);transition:var(--ease)}.route-item:hover{transform:translateY(-3px);border-color:var(--pine-2);box-shadow:var(--shadow)}.route-num{font-size:2.1rem;color:var(--orange);font-weight:900;font-variant-numeric:tabular-nums}.route-item p{font-size:.94rem;margin-bottom:0}.route-arrow{font-size:1.5rem;color:var(--pine)}
.scene-section{background:var(--paper-2)}.scene-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:32px;align-items:stretch}.scene-image{min-height:450px;border-radius:var(--radius-xl);overflow:hidden;position:relative}.scene-image img{height:100%;filter:saturate(.78)}.scene-image figcaption{position:absolute;bottom:0;left:0;right:0;padding:22px;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.75));font-size:.88rem}.scene-content{display:grid;grid-template-columns:1fr 1fr;gap:14px}.scene-card{padding:25px;border-radius:var(--radius-lg);background:var(--white);border:1px solid var(--line)}.scene-card.wide{grid-column:span 2;background:var(--pine);color:#fff}.scene-card.wide p{color:rgba(255,255,255,.72)}.scene-card .icon{color:var(--orange);font-size:1.5rem;font-weight:900}.scene-card p{font-size:.9rem;margin:0}
.timeline-section{background:var(--carbon);color:var(--white);position:relative;overflow:hidden}.timeline-section:before{content:"";position:absolute;inset:0;opacity:.16;background-image:linear-gradient(rgba(199,232,91,.25) 1px,transparent 1px),linear-gradient(90deg,rgba(199,232,91,.25) 1px,transparent 1px);background-size:42px 42px}.timeline-section .container{position:relative}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-dark);margin-top:45px}.time-item{padding:26px 24px 15px;border-right:1px solid var(--line-dark);position:relative}.time-item:first-child{border-left:1px solid var(--line-dark)}.time-item:before{content:"";position:absolute;top:-6px;left:24px;width:11px;height:11px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(199,232,91,.12)}.time-item strong{display:block;color:var(--lime);font-size:1.05rem;margin-bottom:17px}.time-item p{color:rgba(255,255,255,.68);font-size:.9rem}
.article-section{background:var(--white)}.article-grid{display:grid;grid-template-columns:180px 1fr 250px;gap:45px}.article-nav{font-size:.84rem;color:var(--muted);border-top:2px solid var(--pine);padding-top:15px}.article-nav a{display:block;padding:8px 0;border-bottom:1px solid var(--line)}.article-body{max-width:760px}.article-body h2{font-size:1.8rem;margin-top:5px}.article-body h3{margin-top:30px;font-size:1.25rem}.article-body p{color:#46534c}.article-body blockquote{margin:28px 0;padding:21px 25px;border-left:4px solid var(--orange);background:var(--paper);color:var(--pine);font-size:1.1rem;font-weight:700}.article-body ol{padding-left:24px;color:#46534c}.article-body li{padding:7px 0}.article-note{align-self:start;padding:20px;border-radius:var(--radius-lg);background:var(--pine);color:#fff}.article-note p{color:rgba(255,255,255,.7);font-size:.88rem}.note-label{color:var(--lime);font-weight:800;font-size:.78rem}
.prompt-section{background:var(--paper)}.prompt-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:55px}.prompt-box{border:1px solid var(--line);border-radius:var(--radius-xl);padding:26px;background:var(--white)}.prompt-row{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}.prompt-row:last-child{border-bottom:0}.prompt-symbol{flex:none;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--lime);color:var(--ink);font-weight:900}.prompt-row p{font-size:.92rem;margin:0}
.faq-section{background:var(--paper-2)}.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px}.accordion{background:transparent;margin:0}.accordion-item{border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:10px;background:var(--white);overflow:hidden}.accordion-title{font-size:1rem;font-weight:800;color:var(--ink);padding:19px 48px 19px 54px;border:0}.accordion-title:before{left:20px;right:auto;color:var(--orange)}.accordion-content{border-top:1px solid var(--line);padding:18px 24px 20px 54px;background:#fafaf6}.accordion-content p{font-size:.93rem;margin:0}
.related-section{background:var(--white)}.related-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}.related-card{border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:var(--paper);transition:var(--ease)}.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--pine)}.related-card img{height:190px}.related-card.large img{height:260px}.related-body{padding:21px}.related-body p{font-size:.9rem;margin-bottom:15px}.related-card h3{font-size:1.15rem}
.cta-section{background:var(--pine);color:#fff}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:40px 0}.cta-box p{color:rgba(255,255,255,.72);max-width:650px;margin:0}.footer{background:var(--carbon);color:#fff;padding:58px 0 20px}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .9fr .9fr 1.15fr;gap:26px}.footer h3{color:var(--lime);font-size:1.35rem}.footer h4{font-size:.95rem;color:#fff}.footer p,.footer li,.footer a{color:rgba(255,255,255,.58);font-size:.82rem}.footer ul{list-style:none;margin:0;padding:0}.footer li{margin:7px 0}.footer a:hover{color:var(--lime)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line-dark);margin-top:38px;padding-top:18px}.footer-bottom nav{display:flex;gap:18px}
@media(max-width:1024px){.nav-link{padding-left:8px;padding-right:8px}.hero-grid{gap:35px}.article-grid{grid-template-columns:150px 1fr}.article-note{grid-column:2}.footer-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){:root{--space:58px}.container{width:min(calc(100% - 28px),var(--content))}.site-header{padding:12px 0}.nav-shell{grid-template-columns:1fr auto;padding:8px 12px}.nav-side{display:none}.brand{justify-content:flex-start}.mobile-toggle{display:block}.mobile-menu{position:absolute;top:76px;left:14px;right:14px;padding:12px;border:1px solid rgba(255,255,255,.2);border-radius:16px;background:var(--carbon);box-shadow:var(--shadow-dark)}.mobile-menu.open{display:block}.mobile-menu a{display:block;padding:11px 13px;color:rgba(255,255,255,.82);border-radius:9px}.mobile-menu a:hover,.mobile-menu a.active{background:var(--pine);color:var(--lime)}.mobile-menu .btn{margin-top:8px;text-align:center}.hero{min-height:auto;padding:132px 0 56px}.hero-grid,.route-grid,.scene-grid,.prompt-grid,.faq-grid{grid-template-columns:1fr;gap:28px}.hero-panel{max-width:540px}.route-index{position:static;display:flex;gap:14px;overflow:auto;border-left:0;border-bottom:1px solid var(--line);padding:0 0 12px}.route-index a{white-space:nowrap}.route-item{grid-template-columns:55px 1fr auto}.timeline{grid-template-columns:1fr 1fr}.time-item:nth-child(3){border-left:1px solid var(--line-dark)}.article-grid{grid-template-columns:1fr;gap:25px}.article-nav{display:flex;gap:15px;overflow:auto}.article-nav a{white-space:nowrap}.article-note{grid-column:auto}.related-grid{grid-template-columns:1fr 1fr}.related-card.large{grid-column:span 2}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-grid>div:first-child{grid-column:span 2}.cta-box{display:block}.cta-box .btn{margin-top:24px}}
@media(max-width:480px){h1{font-size:2.25rem}.hero-actions{display:grid;grid-template-columns:1fr}.scene-content{grid-template-columns:1fr}.scene-card.wide{grid-column:auto}.timeline{grid-template-columns:1fr}.time-item,.time-item:first-child,.time-item:nth-child(3){border-left:1px solid var(--line-dark)}.route-item{grid-template-columns:1fr}.route-arrow{display:none}.related-grid{grid-template-columns:1fr}.related-card.large{grid-column:auto}.related-card img,.related-card.large img{height:210px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block;font-size:.76rem}.footer-bottom nav{margin-top:12px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
      --pine:#143c35;
      --pine-2:#1d5147;
      --carbon:#121614;
      --carbon-2:#1b211e;
      --paper:#f4f3ee;
      --paper-2:#ebeae3;
      --white:#fffdf7;
      --lime:#c7e85b;
      --orange:#e7814b;
      --ink:#1a2621;
      --muted:#6c7770;
      --line:rgba(20,60,53,.15);
      --line-dark:rgba(244,243,238,.18);
      --shadow:0 16px 36px rgba(24,42,35,.10);
      --shadow-dark:0 18px 40px rgba(0,0,0,.24);
      --radius-xl:24px;
      --radius-lg:18px;
      --radius-md:14px;
      --content:1240px;
      --space:88px;
      --nav-height:76px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--paper);color:var(--ink);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      font-size:16px;line-height:1.82;overflow-x:hidden
    }
    body.menu-open{overflow:hidden}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--pine)}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{width:min(calc(100% - 40px),var(--content));margin:0 auto}
    .section{padding:var(--space) 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;margin-bottom:16px;
      color:var(--orange);font-size:12px;font-weight:800;letter-spacing:.16em
    }
    .eyebrow:before{content:"";display:inline-block;width:25px;height:2px;background:var(--lime)}
    h1,h2,h3,h4{margin:0;color:inherit;line-height:1.25;letter-spacing:-.035em}
    h1{font-size:clamp(38px,5vw,64px)}
    h2{font-size:clamp(30px,3.5vw,44px)}
    h3{font-size:22px}
    p{margin:0;color:var(--muted)}
    .section-head{max-width:760px;margin-bottom:42px}
    .section-head p{margin-top:17px;font-size:17px}
    .section-head.light h2,.section-head.light p{color:var(--white)}
    .section-head.light p{color:rgba(255,253,247,.68)}
    .tag,.status{
      display:inline-flex;align-items:center;gap:6px;border-radius:999px;
      padding:5px 11px;font-size:12px;font-weight:800;line-height:1.35
    }
    .tag{background:rgba(20,60,53,.08);color:var(--pine)}
    .tag.light{background:rgba(199,232,91,.14);color:var(--lime)}
    .tag.orange{background:rgba(231,129,75,.14);color:#b85d2d}
    .status{background:var(--lime);color:#26351b}
    .btn{
      min-height:48px;padding:11px 21px;display:inline-flex;align-items:center;
      justify-content:center;gap:9px;border:1px solid transparent;border-radius:999px;
      font-weight:800;transition:var(--ease);white-space:nowrap
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{background:var(--lime);color:#1b2a1d;box-shadow:0 10px 24px rgba(199,232,91,.18)}
    .btn-primary:hover{background:#d9f47c;color:#15251a}
    .btn-dark{background:var(--carbon);color:var(--white)}
    .btn-dark:hover{background:var(--pine);color:var(--white)}
    .btn-ghost{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.05);color:var(--white)}
    .btn-ghost:hover{border-color:var(--lime);color:var(--lime)}
    .btn-outline{border-color:var(--line);background:transparent;color:var(--pine)}
    .btn-outline:hover{border-color:var(--pine);background:var(--pine);color:var(--white)}
    .text-link{display:inline-flex;align-items:center;gap:8px;font-weight:800;color:var(--pine)}
    .text-link span{transition:var(--ease)}
    .text-link:hover span{transform:translateX(5px)}
    .site-header{
      position:absolute;z-index:20;top:0;left:0;right:0;padding:18px 0;color:var(--white)
    }
    .nav-wrap{
      display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:center;
      min-height:64px;padding:8px 14px;border:1px solid rgba(255,255,255,.16);
      border-radius:22px;background:rgba(18,22,20,.62);backdrop-filter:blur(16px)
    }
    .nav-side{display:flex;align-items:center;gap:4px}
    .nav-side.right{justify-content:flex-end}
    .nav-link{
      position:relative;display:inline-flex;align-items:center;min-height:42px;
      padding:7px 12px;border-radius:11px;color:rgba(255,253,247,.72);font-size:14px
    }
    .nav-link:hover,.nav-link.active{color:var(--white);background:rgba(255,255,255,.1)}
    .nav-link.active:after{
      content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
      border-radius:2px;background:var(--lime)
    }
    .brand{display:flex;align-items:center;justify-content:center;gap:10px;color:var(--white);font-size:19px;font-weight:900;letter-spacing:.04em;white-space:nowrap}
    .brand-mark{
      width:34px;height:34px;border-radius:50%;position:relative;display:inline-block;
      background:radial-gradient(circle at 35% 30%,#fff 0 5%,transparent 6%),radial-gradient(circle at 70% 60%,var(--lime) 0 5%,transparent 6%),#31594e;
      box-shadow:0 0 0 5px rgba(199,232,91,.08)
    }
    .brand-mark:after{content:"";position:absolute;left:7px;right:5px;top:15px;height:2px;background:var(--orange);transform:rotate(-25deg);border-radius:4px}
    .mobile-toggle{display:none;border:1px solid rgba(255,255,255,.3);background:transparent;color:var(--white);border-radius:10px;padding:8px 12px}
    .mobile-menu{display:none}
    .hero{
      position:relative;min-height:650px;padding:150px 0 74px;overflow:hidden;
      background:var(--carbon);color:var(--white)
    }
    .hero:before{
      content:"";position:absolute;inset:0;opacity:.22;
      background-image:linear-gradient(rgba(199,232,91,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(199,232,91,.12) 1px,transparent 1px);
      background-size:72px 72px;mask-image:linear-gradient(90deg,#000,transparent 75%)
    }
    .hero:after{
      content:"";position:absolute;width:620px;height:620px;right:-180px;top:-210px;
      border:1px solid rgba(199,232,91,.25);border-radius:50%;box-shadow:0 0 0 80px rgba(199,232,91,.035),0 0 0 160px rgba(199,232,91,.025)
    }
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:.92fr 1.08fr;gap:60px;align-items:center}
    .crumbs{display:flex;gap:8px;align-items:center;color:rgba(255,253,247,.56);font-size:13px;margin-bottom:25px}
    .crumbs a:hover{color:var(--lime)}
    .hero h1{max-width:600px}
    .hero-intro{max-width:570px;margin:22px 0 30px;color:rgba(255,253,247,.72);font-size:18px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-note{display:flex;align-items:center;gap:11px;margin-top:26px;color:rgba(255,253,247,.58);font-size:13px}
    .hero-note i{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(199,232,91,.12)}
    .poster{position:relative;border-radius:var(--radius-xl);overflow:hidden;min-height:390px;box-shadow:var(--shadow-dark);border:1px solid rgba(255,255,255,.16)}
    .poster img{height:430px;filter:saturate(.82) contrast(1.05)}
    .poster:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 32%,rgba(10,16,13,.86) 100%)}
    .poster-caption{position:absolute;z-index:1;left:28px;right:28px;bottom:25px}
    .poster-caption h2{font-size:27px;margin:12px 0 7px}
    .poster-caption p{color:rgba(255,253,247,.72);font-size:14px}
    .poster-meta{position:absolute;z-index:2;top:20px;left:20px;display:flex;gap:8px}
    .topic-strip{position:relative;z-index:2;margin-top:50px;display:flex;gap:10px;overflow:auto;padding-bottom:5px}
    .topic-strip a{border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:8px 15px;color:rgba(255,253,247,.68);font-size:13px;white-space:nowrap}
    .topic-strip a:hover{border-color:var(--lime);color:var(--lime)}
    .section-kicker{font-size:13px;font-weight:800;color:var(--orange);letter-spacing:.12em;margin-bottom:12px}
    .focus-section{background:var(--paper)}
    .focus-grid{display:grid;grid-template-columns:1.38fr .62fr;gap:24px}
    .focus-card{position:relative;min-height:490px;border-radius:var(--radius-xl);overflow:hidden;background:var(--carbon);color:var(--white)}
    .focus-card img{height:490px;opacity:.76}
    .focus-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 28%,rgba(13,20,16,.93))}
    .focus-content{position:absolute;z-index:1;left:34px;right:34px;bottom:31px}
    .focus-content h2{font-size:34px;max-width:650px;margin:12px 0}
    .focus-content p{max-width:650px;color:rgba(255,253,247,.72)}
    .side-pulse{display:flex;flex-direction:column;gap:14px}
    .pulse-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;flex:1;transition:var(--ease)}
    .pulse-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(20,60,53,.35)}
    .pulse-card h3{font-size:20px;margin:13px 0 7px}
    .pulse-card p{font-size:14px}
    .pulse-icon{width:38px;height:38px;border-radius:12px;background:var(--pine);color:var(--lime);display:grid;place-items:center;font-weight:900}
    .news-section{background:var(--paper-2)}
    .news-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:110px 1fr auto;gap:18px;align-items:start;padding:21px 0;border-bottom:1px solid var(--line)}
    .news-date{color:var(--orange);font-size:13px;font-weight:800;font-variant-numeric:tabular-nums}
    .news-item h3{font-size:19px;margin-bottom:7px}
    .news-item p{font-size:14px;line-height:1.7}
    .news-item .text-link{font-size:13px;white-space:nowrap;margin-top:3px}
    .hot-panel{background:var(--pine);color:var(--white);border-radius:var(--radius-xl);padding:28px}
    .hot-panel h3{font-size:25px;margin:10px 0 19px}
    .hot-row{display:flex;gap:14px;padding:17px 0;border-top:1px solid var(--line-dark)}
    .hot-no{color:var(--lime);font-size:22px;font-weight:900;line-height:1}
    .hot-row strong{display:block;font-size:16px}
    .hot-row span{display:block;color:rgba(255,253,247,.62);font-size:13px;margin-top:4px}
    .topic-section{background:var(--white)}
    .topic-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
    .topic-block{border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;min-height:220px;background:var(--paper)}
    .topic-block:nth-child(1){grid-column:span 5;background:var(--pine);color:var(--white)}
    .topic-block:nth-child(2){grid-column:span 4}
    .topic-block:nth-child(3){grid-column:span 3}
    .topic-block:nth-child(4){grid-column:span 7}
    .topic-block:nth-child(5){grid-column:span 5}
    .topic-block h3{margin:14px 0 9px}
    .topic-block p{font-size:14px}
    .topic-block.dark p{color:rgba(255,253,247,.68)}
    .topic-block ul{margin:16px 0 0;padding-left:18px;color:var(--muted);font-size:14px}
    .topic-block.dark ul{color:rgba(255,253,247,.72)}
    .method-section{background:var(--paper)}
    .method-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:64px}
    .method-aside{position:relative}
    .method-aside img{height:360px;border-radius:var(--radius-lg)}
    .image-caption{font-size:12px;color:var(--muted);margin-top:10px}
    .method-copy{max-width:790px}
    .method-copy h2{font-size:34px;margin-bottom:20px}
    .method-copy h3{font-size:21px;margin:27px 0 9px}
    .method-copy p{margin-bottom:15px}
    .method-copy ol{margin:14px 0 20px;padding-left:25px;color:var(--muted)}
    .method-copy li{padding:5px 0}
    .quote{margin:25px 0;padding:19px 22px;border-left:3px solid var(--orange);background:var(--paper-2);color:var(--pine);font-size:18px;font-weight:700}
    .brief-section{background:var(--carbon);color:var(--white)}
    .brief-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
    .brief-grid h2{max-width:430px}
    .brief-grid p{color:rgba(255,253,247,.68);margin-top:18px}
    .brief-card{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);overflow:hidden}
    .brief-cell{background:var(--carbon-2);padding:25px}
    .brief-cell strong{display:block;font-size:28px;color:var(--lime);font-variant-numeric:tabular-nums}
    .brief-cell span{display:block;color:rgba(255,253,247,.62);font-size:13px;margin-top:6px}
    .related-section{background:var(--paper-2)}
    .related-layout{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
    .related-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);transition:var(--ease)}
    .related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(20,60,53,.35)}
    .related-card img{height:190px}
    .related-body{padding:21px}
    .related-body h3{font-size:20px;margin:12px 0 7px}
    .related-body p{font-size:14px;margin-bottom:15px}
    .guide-section{background:var(--white)}
    .guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .guide-step{padding:25px;border-top:3px solid var(--pine);background:var(--paper);border-radius:0 0 var(--radius-md) var(--radius-md)}
    .guide-step b{font-size:36px;color:var(--orange);font-variant-numeric:tabular-nums}
    .guide-step h3{margin:10px 0 8px;font-size:20px}
    .guide-step p{font-size:14px}
    .faq-section{background:var(--paper-2)}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}
    .faq-side p{max-width:330px}
    .accordion{background:transparent;margin:0}
    .accordion-item{border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:10px;background:var(--white);overflow:hidden}
    .accordion-title{display:flex;align-items:center;gap:14px;border:0!important;padding:20px 22px;color:var(--ink);font-size:16px;font-weight:800;background:var(--white)}
    .accordion-title:before{display:none!important}
    .accordion-title:hover{background:#fbfaf4;color:var(--pine)}
    .faq-num{width:25px;height:25px;display:inline-grid;place-items:center;border-radius:50%;background:var(--lime);color:#26351b;font-size:12px;flex:0 0 auto}
    .accordion-content{border:0!important;padding:0 24px 21px 61px;background:var(--white);color:var(--muted);font-size:14px}
    .accordion-item.is-active{border-color:rgba(20,60,53,.42);box-shadow:0 8px 24px rgba(24,42,35,.06)}
    .cta-section{background:var(--pine);color:var(--white);padding:72px 0}
    .cta-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:center}
    .cta-copy h2{max-width:460px}
    .cta-copy p{color:rgba(255,253,247,.7);margin:17px 0 23px}
    .form-card{background:var(--white);color:var(--ink);border-radius:var(--radius-xl);padding:28px;box-shadow:var(--shadow-dark)}
    .form-card h3{margin-bottom:20px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    label{display:block;font-size:13px;font-weight:800;color:var(--pine);margin-bottom:7px}
    input,select,textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:12px 13px;color:var(--ink);min-height:48px}
    textarea{min-height:110px;resize:vertical}
    input:hover,select:hover,textarea:hover{border-color:rgba(20,60,53,.4)}
    input:focus,select:focus,textarea:focus{border-color:var(--pine);box-shadow:0 0 0 3px rgba(199,232,91,.34);outline:0}
    .field-full{grid-column:1/-1}
    .checkline{display:flex;gap:9px;align-items:flex-start;margin:15px 0;color:var(--muted);font-size:12px}
    .checkline input{width:17px;min-height:17px;margin-top:3px;accent-color:var(--pine)}
    .form-note{font-size:12px;color:var(--muted);margin-top:13px}
    .footer{background:var(--carbon);color:var(--white);padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.35fr .8fr .9fr .9fr 1.1fr;gap:28px}
    .footer h3{font-size:22px;margin-bottom:14px}.footer h4{font-size:14px;margin-bottom:14px;color:var(--lime)}
    .footer p,.footer li,.footer a{color:rgba(255,253,247,.58);font-size:13px}
    .footer p{line-height:1.75}.footer ul{margin:0;padding:0;list-style:none}.footer li{margin:7px 0}
    .footer a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line-dark);margin-top:38px;padding-top:18px}
    .footer-bottom span,.footer-bottom a{font-size:12px;color:rgba(255,253,247,.46)}
    .footer-bottom nav{display:flex;gap:18px}
    @media(max-width:1024px){
      :root{--space:72px}.nav-link{padding-left:8px;padding-right:8px}.hero-grid{gap:35px}
      .focus-grid,.news-layout,.method-grid,.brief-grid,.faq-layout,.cta-grid{gap:34px}
      .footer-grid{grid-template-columns:1.3fr 1fr 1fr;row-gap:32px}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 30px),var(--content))}
      .site-header{padding:12px 0}.nav-wrap{grid-template-columns:1fr auto;padding:8px 11px}.nav-side{display:none}
      .brand{justify-content:flex-start;font-size:17px}.mobile-toggle{display:block}
      .mobile-menu{position:fixed;display:flex;visibility:hidden;opacity:0;pointer-events:none;z-index:19;top:76px;left:15px;right:15px;flex-direction:column;padding:15px;border:1px solid rgba(255,255,255,.16);border-radius:16px;background:rgba(18,22,20,.98);box-shadow:var(--shadow-dark);transform:translateY(-8px);transition:var(--ease)}
      .mobile-menu.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:translateY(0)}
      .mobile-menu a{padding:12px 13px;border-bottom:1px solid rgba(255,255,255,.1);color:rgba(255,253,247,.78)}
      .mobile-menu a:last-child{border:0;margin-top:9px}.mobile-menu a:hover,.mobile-menu a.active{color:var(--lime)}
      .hero{min-height:auto;padding:132px 0 48px}.hero-grid{grid-template-columns:1fr;gap:34px}.hero-intro{font-size:16px}
      .poster,.poster img{min-height:340px;height:340px}.topic-strip{margin-top:32px}
      .focus-grid,.news-layout,.method-grid,.brief-grid,.faq-layout,.cta-grid{grid-template-columns:1fr}
      .focus-card,.focus-card img{min-height:390px;height:390px}.news-layout{gap:30px}
      .topic-grid{grid-template-columns:1fr 1fr}.topic-block:nth-child(n){grid-column:span 1}.topic-block:first-child{grid-column:1/-1}
      .related-layout,.guide-grid{grid-template-columns:1fr 1fr}.method-aside img{height:280px}
      .cta-grid{gap:28px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      :root{--space:58px}.hero h1{font-size:38px}.section-head{margin-bottom:28px}
      .focus-content{left:22px;right:22px;bottom:23px}.focus-content h2{font-size:27px}
      .news-item{grid-template-columns:1fr;gap:5px}.news-item .text-link{margin-top:4px}
      .topic-grid,.related-layout,.guide-grid,.form-grid{grid-template-columns:1fr}.topic-block:nth-child(n){grid-column:1}
      .brief-card{grid-template-columns:1fr}.form-card{padding:21px}.field-full{grid-column:auto}
      .footer-grid{grid-template-columns:1fr}.footer-grid>div{grid-column:auto!important}
      .footer-bottom{display:block}.footer-bottom nav{margin-top:12px}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category7 */
:root{
  --pine:#143c35;
  --pine-2:#1d5147;
  --carbon:#121614;
  --paper:#f4f3ee;
  --paper-2:#ebeae3;
  --lime:#c7e85b;
  --orange:#e7814b;
  --ink:#1a2621;
  --muted:#6c7770;
  --line:rgba(20,60,53,.15);
  --line-dark:rgba(244,243,238,.17);
  --white:#fffdf7;
  --shadow:0 16px 36px rgba(24,42,35,.10);
  --shadow-dark:0 18px 40px rgba(0,0,0,.22);
  --radius-xl:24px;
  --radius-lg:18px;
  --radius-md:14px;
  --content:1240px;
  --space:76px;
  --nav-height:76px;
  --ease:all .24s ease;
}
*,
*::before,
*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
  font-size:16px;
  line-height:1.82;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}
h1,h2,h3,h4,p,ul,ol,figure{margin-top:0}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-.025em}
h1{font-size:clamp(2.2rem,5vw,4rem);margin-bottom:22px}
h2{font-size:clamp(1.8rem,3vw,2.7rem);margin-bottom:18px}
h3{font-size:1.25rem;margin-bottom:10px}
p{margin-bottom:18px}
a{color:inherit;text-decoration:none;transition:var(--ease)}
a:hover{color:var(--pine-2)}
img{display:block;width:100%;max-width:100%;object-fit:cover}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(calc(100% - 40px),var(--content));margin:0 auto}
.section{padding:var(--space) 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  color:var(--orange);font-size:.76rem;font-weight:800;
  letter-spacing:.14em;margin-bottom:17px
}
.eyebrow::before{content:"";width:25px;height:2px;background:var(--lime);display:inline-block}
.section-head{max-width:760px;margin-bottom:38px}
.section-head p{color:var(--muted);font-size:1.04rem}
.section-head.light h2,.section-head.light p{color:var(--white)}
.section-head.light p{color:rgba(255,253,247,.7)}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:999px;
  background:rgba(20,60,53,.08);color:var(--pine);
  font-size:.75rem;font-weight:800;line-height:1.3
}
.tag.lime{background:rgba(199,232,91,.18);color:#d9f47d}
.tag.orange{background:rgba(231,129,75,.14);color:var(--orange)}
.btn{
  min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 21px;border:1px solid transparent;border-radius:999px;
  font-weight:800;white-space:nowrap;transition:var(--ease)
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--lime);color:#182519;box-shadow:0 10px 24px rgba(199,232,91,.18)}
.btn-primary:hover{background:#d9f47d;color:#182519}
.btn-dark{background:var(--pine);color:var(--white)}
.btn-dark:hover{background:var(--pine-2);color:var(--white)}
.btn-outline{border-color:var(--line);background:transparent;color:var(--pine)}
.btn-outline:hover{border-color:var(--pine);background:rgba(20,60,53,.06)}
.btn-ghost{border-color:rgba(244,243,238,.3);background:rgba(255,255,255,.05);color:var(--white)}
.btn-ghost:hover{border-color:var(--lime);color:var(--white);background:rgba(199,232,91,.1)}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.site-header{
  position:absolute;z-index:20;top:0;left:0;right:0;
  padding:18px 0;color:var(--white)
}
.nav-wrap{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;
  min-height:64px;padding:8px 14px;border:1px solid rgba(244,243,238,.18);
  border-radius:22px;background:rgba(18,22,20,.7);
  backdrop-filter:blur(15px);box-shadow:0 12px 35px rgba(0,0,0,.12)
}
.nav-side{display:flex;align-items:center;gap:4px}
.nav-side.right{justify-content:flex-end}
.nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:42px;
  padding:7px 12px;border-radius:11px;color:rgba(255,253,247,.72);font-size:.88rem
}
.nav-link:hover,.nav-link.active{color:var(--white);background:rgba(255,255,255,.1)}
.nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--lime);border-radius:2px}
.brand{
  display:flex;align-items:center;justify-content:center;gap:10px;
  color:var(--white);font-size:1.18rem;font-weight:900;letter-spacing:.04em;white-space:nowrap
}
.brand:hover{color:var(--white)}
.brand-mark{
  width:34px;height:34px;border-radius:50%;position:relative;display:inline-block;
  background:radial-gradient(circle at 35% 30%,#fff 0 5%,transparent 6%),radial-gradient(circle at 70% 60%,var(--lime) 0 5%,transparent 6%),var(--pine-2);
  box-shadow:0 0 0 5px rgba(199,232,91,.09)
}
.brand-mark::after{
  content:"";position:absolute;inset:7px -5px;border:1px solid var(--lime);
  border-left-color:transparent;border-right-color:transparent;border-radius:50%;transform:rotate(-24deg)
}
.mobile-toggle{
  display:none;border:1px solid rgba(244,243,238,.25);border-radius:999px;
  background:rgba(255,255,255,.08);color:var(--white);padding:8px 14px;font-weight:800
}
.mobile-menu{
  display:none;position:fixed;z-index:50;inset:0;background:var(--carbon);
  padding:100px 28px 30px;overflow:auto
}
.mobile-menu.is-open{display:flex;flex-direction:column;gap:6px}
.mobile-menu a{
  padding:15px 10px;border-bottom:1px solid rgba(244,243,238,.12);
  color:var(--white);font-size:1.08rem
}
.mobile-menu a.active{color:var(--lime)}
.mobile-menu .btn{margin-top:18px;border:0;text-align:center}
.hero{
  position:relative;min-height:570px;padding:168px 0 70px;
  background:var(--carbon) url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  color:var(--white);overflow:hidden
}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,22,20,.96) 0%,rgba(18,22,20,.78) 48%,rgba(18,22,20,.42) 100%)}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.18;pointer-events:none;
  background-image:linear-gradient(rgba(199,232,91,.16) 1px,transparent 1px),linear-gradient(90deg,rgba(199,232,91,.16) 1px,transparent 1px);
  background-size:48px 48px;mask-image:linear-gradient(90deg,#000,transparent 75%)
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:end;gap:70px}
.hero-copy{max-width:660px}
.hero h1{max-width:650px}
.hero h1 em{font-style:normal;color:var(--lime)}
.hero-intro{max-width:600px;color:rgba(255,253,247,.74);font-size:1.08rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}
.hero-note{display:flex;flex-wrap:wrap;gap:9px;color:rgba(255,253,247,.72);font-size:.83rem}
.hero-note span{padding:5px 10px;border:1px solid rgba(244,243,238,.18);border-radius:999px}
.support-board{
  padding:23px;border:1px solid rgba(244,243,238,.2);border-radius:var(--radius-xl);
  background:rgba(20,60,53,.72);box-shadow:var(--shadow-dark)
}
.board-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:23px}
.board-top strong{font-size:1.05rem}
.signal{display:inline-flex;align-items:center;gap:7px;color:var(--lime);font-size:.78rem}
.signal::before{content:"";width:8px;height:8px;background:var(--lime);border-radius:50%;box-shadow:0 0 0 5px rgba(199,232,91,.1)}
.board-row{display:grid;grid-template-columns:1fr auto;gap:16px;padding:17px 0;border-top:1px solid rgba(244,243,238,.16)}
.board-row b{display:block;color:var(--white);font-size:1rem;margin-bottom:3px}
.board-row small{color:rgba(255,253,247,.58)}
.board-arrow{color:var(--lime);font-size:1.3rem}
.topic-strip{position:absolute;z-index:2;bottom:0;left:0;right:0;border-top:1px solid rgba(244,243,238,.18);overflow:hidden}
.topic-scroll{display:flex;gap:28px;padding:15px 0;color:rgba(255,253,247,.63);font-size:.85rem;white-space:nowrap}
.topic-scroll span::before{content:"/";margin-right:28px;color:var(--orange)}
.quick-section{background:var(--paper-2)}
.quick-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:14px}
.quick-card{
  min-height:154px;padding:24px;border:1px solid var(--line);border-radius:var(--radius-lg);
  background:var(--white);transition:var(--ease)
}
.quick-card:hover{transform:translateY(-3px);border-color:var(--pine);box-shadow:var(--shadow)}
.quick-card.featured{background:var(--pine);color:var(--white);border-color:var(--pine)}
.quick-card h3{margin:18px 0 7px}
.quick-card p{color:var(--muted);font-size:.9rem;line-height:1.7;margin-bottom:0}
.quick-card.featured p{color:rgba(255,253,247,.7)}
.quick-icon{
  width:38px;height:38px;display:grid;place-items:center;border-radius:12px;
  background:rgba(20,60,53,.1);color:var(--pine);font-weight:900
}
.featured .quick-icon{background:rgba(199,232,91,.18);color:var(--lime)}
.support-section{background:var(--paper)}
.support-layout{display:grid;grid-template-columns:280px 1fr;gap:58px}
.side-title{position:sticky;top:30px;align-self:start}
.side-title p{color:var(--muted);font-size:.94rem}
.support-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.support-card{
  grid-column:span 2;min-height:205px;padding:25px;border:1px solid var(--line);
  border-radius:var(--radius-lg);background:var(--white);transition:var(--ease)
}
.support-card.wide{grid-column:span 3;background:var(--pine);color:var(--white)}
.support-card:hover{transform:translateY(-3px);border-color:var(--pine);box-shadow:var(--shadow)}
.support-card p{font-size:.9rem;color:var(--muted);line-height:1.72}
.support-card.wide p{color:rgba(255,253,247,.72)}
.support-card .text-link{font-size:.88rem}
.support-card.wide .text-link{color:var(--lime)}
.card-kicker{display:flex;justify-content:space-between;align-items:center}
.card-number{font-variant-numeric:tabular-nums;color:var(--orange);font-weight:900}
.brand-story{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center;margin-top:56px}
.story-image{height:360px;border-radius:var(--radius-xl);overflow:hidden}
.story-image img{height:100%}
.story-copy p{color:var(--muted)}
.story-copy h3{margin-top:25px}
.method-section{background:var(--paper-2)}
.method-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:54px}
.method-aside{padding:28px;border-left:4px solid var(--orange);background:rgba(255,253,247,.58);border-radius:0 var(--radius-lg) var(--radius-lg) 0}
.method-aside p{color:var(--muted);font-size:.93rem}
.method-list{display:grid;gap:25px}
.method-item{display:grid;grid-template-columns:58px 1fr;gap:18px;padding-bottom:23px;border-bottom:1px solid var(--line)}
.method-item:last-child{border-bottom:0}
.method-index{
  width:44px;height:44px;display:grid;place-items:center;border-radius:50%;
  background:var(--pine);color:var(--lime);font-weight:900
}
.method-item p{color:var(--muted);margin-bottom:0}
.quote{
  margin:30px 0;padding:22px 25px;border-left:3px solid var(--lime);
  background:var(--pine);color:var(--white);border-radius:0 var(--radius-md) var(--radius-md) 0
}
.quote strong{display:block;color:var(--lime);margin-bottom:7px}
.process-section{background:var(--carbon);color:var(--white)}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-dark)}
.process-step{position:relative;padding:29px 24px 24px;border-right:1px solid var(--line-dark)}
.process-step:last-child{border-right:0}
.process-step::before{content:"";position:absolute;top:-5px;left:24px;width:10px;height:10px;border-radius:50%;background:var(--lime)}
.process-step span{display:block;color:var(--orange);font-weight:900;font-size:.8rem;margin-bottom:18px}
.process-step h3{color:var(--white)}
.process-step p{color:rgba(255,253,247,.66);font-size:.9rem;margin-bottom:0}
.reading-section{background:var(--paper)}
.reading-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.guide-image{height:310px;border-radius:var(--radius-xl);overflow:hidden;margin-bottom:16px}
.guide-image img{height:100%}
.caption{color:var(--muted);font-size:.78rem}
.reading-copy{padding:4px 0}
.reading-copy h3{margin-top:24px}
.reading-copy p,.reading-copy li{color:var(--muted)}
.reading-copy ol{padding-left:23px}
.notice-section{background:var(--pine);color:var(--white)}
.notice-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px}
.notice-layout p{color:rgba(255,253,247,.7)}
.notice-list{display:grid;gap:12px}
.notice-item{
  display:grid;grid-template-columns:78px 1fr auto;gap:15px;align-items:center;
  padding:17px 0;border-bottom:1px solid var(--line-dark)
}
.notice-item time{color:var(--lime);font-variant-numeric:tabular-nums;font-size:.82rem}
.notice-item p{margin:0;font-size:.92rem}
.notice-item a{color:var(--lime);font-size:.82rem;font-weight:800}
.related-section{background:var(--paper-2)}
.related-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:17px}
.related-card{position:relative;min-height:280px;overflow:hidden;border-radius:var(--radius-xl);background:var(--carbon);color:var(--white)}
.related-card img{position:absolute;inset:0;height:100%;opacity:.58;transition:var(--ease)}
.related-card:hover img{transform:scale(1.04);opacity:.7}
.related-card::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(18,22,20,.92),transparent 70%)}
.related-content{position:absolute;z-index:1;left:24px;right:24px;bottom:22px}
.related-content p{font-size:.88rem;color:rgba(255,253,247,.7);margin:7px 0 0}
.faq-section{background:var(--paper)}
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px}
.faq-intro p{color:var(--muted)}
.accordion{margin:0;background:transparent}
.accordion-item{margin-bottom:10px;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;background:var(--white)}
.accordion-title{
  display:flex;align-items:center;gap:13px;padding:19px 22px;
  color:var(--ink);font-weight:800;font-size:1rem
}
.accordion-title::before{
  content:attr(data-num);display:grid;place-items:center;flex:0 0 27px;height:27px;
  border-radius:50%;background:var(--lime);color:var(--pine);font-size:.72rem
}
.accordion-title:hover{background:rgba(199,232,91,.1);color:var(--pine)}
.accordion-content{padding:0 24px 21px 62px;background:rgba(244,243,238,.55);color:var(--muted);font-size:.92rem}
.accordion-item.is-active{border-color:var(--pine)}
.cta-section{padding:72px 0;background:var(--carbon);color:var(--white)}
.cta-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:start}
.cta-copy p{color:rgba(255,253,247,.7)}
.cta-points{display:grid;gap:10px;margin-top:27px}
.cta-points div{display:flex;gap:10px;align-items:flex-start;color:rgba(255,253,247,.75);font-size:.9rem}
.cta-points b{color:var(--lime)}
.form-card{padding:29px;border:1px solid rgba(244,243,238,.16);border-radius:var(--radius-xl);background:rgba(20,60,53,.74)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field.full{grid-column:1/-1}
.form-field label{display:block;color:rgba(255,253,247,.84);font-size:.85rem;font-weight:800;margin-bottom:7px}
.form-field input,.form-field select,.form-field textarea{
  width:100%;border:1px solid rgba(244,243,238,.2);border-radius:11px;
  background:rgba(18,22,20,.58);color:var(--white);padding:11px 13px;min-height:48px
}
.form-field textarea{min-height:108px;resize:vertical}
.form-field input::placeholder,.form-field textarea::placeholder{color:rgba(255,253,247,.4)}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(199,232,91,.14);outline:0}
.checkline{display:flex;gap:9px;align-items:flex-start;margin:17px 0;color:rgba(255,253,247,.62);font-size:.78rem}
.checkline input{margin-top:5px;accent-color:var(--lime)}
.form-status{display:none;margin-top:13px;color:var(--lime);font-size:.85rem}
.form-card.submitted .form-status{display:block}
.footer{padding:58px 0 22px;background:var(--pine);color:var(--white)}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr .9fr 1fr;gap:28px;padding-bottom:42px}
.footer h3{font-size:1.35rem;margin-bottom:12px}
.footer h4{font-size:.9rem;color:var(--lime);margin-bottom:13px}
.footer p,.footer li{color:rgba(255,253,247,.62);font-size:.82rem;line-height:1.75}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin-bottom:4px}
.footer a:hover{color:var(--lime)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;border-top:1px solid var(--line-dark);color:rgba(255,253,247,.54);font-size:.76rem}
.footer-bottom nav{display:flex;gap:18px;white-space:nowrap}
@media(max-width:1199px){
  :root{--space:64px}
  .hero-grid{gap:38px}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .quick-card.featured{grid-column:span 2}
  .footer-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1023px){
  .nav-side{gap:0}
  .nav-link{padding-left:8px;padding-right:8px;font-size:.8rem}
  .hero-grid,.reading-grid,.notice-layout,.cta-wrap{grid-template-columns:1fr}
  .hero{padding-top:145px}
  .hero-copy{max-width:750px}
  .support-layout,.faq-layout{grid-template-columns:1fr;gap:30px}
  .side-title{position:static;max-width:680px}
  .support-grid{grid-template-columns:repeat(2,1fr)}
  .support-card,.support-card.wide{grid-column:span 1}
  .support-card.wide:last-child{grid-column:span 2}
  .method-layout{grid-template-columns:1fr;gap:28px}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .process-step:nth-child(2){border-right:0}
  .process-step:nth-child(-n+2){border-bottom:1px solid var(--line-dark)}
  .related-grid{grid-template-columns:1fr 1fr}
  .related-card:first-child{grid-column:span 2}
}
@media(max-width:767px){
  :root{--space:52px}
  .container{width:min(calc(100% - 28px),var(--content))}
  .site-header{padding:12px 0}
  .nav-wrap{display:flex;justify-content:space-between;padding:8px 12px}
  .nav-side{display:none}
  .brand{font-size:1rem}
  .brand-mark{width:30px;height:30px}
  .mobile-toggle{display:inline-flex}
  .hero{min-height:auto;padding:130px 0 70px}
  .hero h1{font-size:2.45rem}
  .hero-intro{font-size:.98rem}
  .support-board{margin-top:20px}
  .quick-grid,.support-grid,.form-grid{grid-template-columns:1fr}
  .quick-card.featured,.support-card.wide,.support-card.wide:last-child,.form-field.full{grid-column:auto}
  .story-image{height:260px}
  .process-grid{grid-template-columns:1fr}
  .process-step,.process-step:nth-child(2){border-right:0;border-bottom:1px solid var(--line-dark)}
  .process-step:last-child{border-bottom:0}
  .notice-item{grid-template-columns:67px 1fr}
  .notice-item a{grid-column:2}
  .related-grid{grid-template-columns:1fr}
  .related-card:first-child{grid-column:auto}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/-1}
  .footer-bottom{display:block}
  .footer-bottom nav{margin-top:12px}
}
@media(max-width:480px){
  .hero-actions{display:grid}
  .hero-actions .btn{width:100%}
  .hero-note{gap:5px}
  .method-item{grid-template-columns:42px 1fr;gap:12px}
  .method-index{width:36px;height:36px}
  .accordion-title{padding:16px}
  .accordion-content{padding-left:55px}
  .footer-grid{grid-template-columns:1fr}
  .footer-grid>div{grid-column:auto!important}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category6 */
:root{
      --pine:#143c35;--pine-2:#1d5147;--carbon:#121614;--paper:#f4f3ee;--paper-2:#ebeae3;
      --lime:#c7e85b;--orange:#e7814b;--ink:#1a2621;--muted:#6c7770;
      --line:rgba(20,60,53,.15);--line-dark:rgba(244,243,238,.17);--white:#fffdf7;
      --shadow:0 16px 36px rgba(24,42,35,.1);--shadow-dark:0 18px 40px rgba(0,0,0,.22);
      --radius-xl:24px;--radius-lg:18px;--radius-md:14px;--content:1240px;--space:72px;
      --nav-height:76px;--ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--pine)}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{width:min(calc(100% - 40px),var(--content));margin:0 auto}
    .section{padding:var(--space) 0}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange);font-size:12px;font-weight:900;letter-spacing:.14em;margin-bottom:16px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--orange)}
    h1,h2,h3,h4,p{margin-top:0}
    h1{font-size:clamp(40px,5.2vw,66px);line-height:1.18;letter-spacing:-.045em;margin-bottom:22px}
    h2{font-size:clamp(30px,3.5vw,44px);line-height:1.25;letter-spacing:-.035em;margin-bottom:18px}
    h3{font-size:22px;line-height:1.35;margin-bottom:10px}
    p{color:var(--muted)}
    .section-head{max-width:730px;margin-bottom:40px}
    .section-head p{font-size:17px}
    .tag,.status{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:rgba(199,232,91,.17);color:var(--pine);font-size:12px;font-weight:800;line-height:1.4}
    .tag.orange{background:rgba(231,129,75,.14);color:#a75227}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:11px 21px;border:1px solid transparent;border-radius:999px;font-weight:800;transition:var(--ease)}
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{background:var(--lime);color:#173229;box-shadow:0 10px 24px rgba(199,232,91,.2)}
    .btn-primary:hover{background:#d9f57b;color:#102820}
    .btn-ghost{border-color:rgba(244,243,238,.35);color:var(--white);background:rgba(255,255,255,.05)}
    .btn-ghost:hover{border-color:var(--lime);color:var(--lime)}
    .btn-outline{border-color:var(--line);background:var(--white);color:var(--pine)}
    .btn-outline:hover{border-color:var(--pine);background:var(--paper-2)}
    .text-link{display:inline-flex;align-items:center;gap:8px;font-weight:800;color:var(--pine)}
    .text-link span{transition:var(--ease)}
    .text-link:hover span{transform:translateX(5px)}
    .site-header{position:absolute;z-index:10;top:0;left:0;right:0;padding:20px 0;color:#fff}
    .nav-wrap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;min-height:64px;padding:9px 14px;border:1px solid rgba(255,255,255,.18);border-radius:22px;background:rgba(18,22,20,.62);backdrop-filter:blur(15px)}
    .nav-side{display:flex;align-items:center;gap:4px}
    .nav-side.right{justify-content:flex-end}
    .nav-link{position:relative;display:inline-flex;align-items:center;min-height:42px;padding:7px 12px;border-radius:11px;color:rgba(255,255,255,.75);font-size:14px}
    .nav-link:hover,.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-link.active:after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:3px;background:var(--lime)}
    .brand{display:flex;align-items:center;justify-content:center;gap:10px;color:#fff;font-size:19px;font-weight:900;letter-spacing:.04em;white-space:nowrap}
    .brand-mark{position:relative;width:34px;height:34px;border-radius:50%;background:radial-gradient(circle at 32% 30%,#fff 0 5%,transparent 6%),radial-gradient(circle at 70% 63%,var(--lime) 0 5%,transparent 6%),var(--pine-2);box-shadow:0 0 0 5px rgba(199,232,91,.1)}
    .brand-mark:after{content:"";position:absolute;inset:7px -4px;border:1px solid var(--lime);border-left-color:transparent;border-right-color:transparent;border-radius:50%;transform:rotate(-25deg)}
    .mobile-toggle{display:none;border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;border-radius:10px;padding:8px 13px;font-weight:800}
    .mobile-menu{display:none}
    .hero{position:relative;min-height:590px;padding:164px 0 74px;background:var(--carbon);color:var(--white);overflow:hidden}
    .hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(18,22,20,.94) 0%,rgba(18,22,20,.7) 44%,rgba(18,22,20,.25)),url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center;opacity:.94}
    .hero:after{content:"";position:absolute;width:600px;height:600px;right:-220px;top:110px;border:1px solid rgba(199,232,91,.24);border-radius:50%;box-shadow:0 0 0 36px rgba(199,232,91,.035),0 0 0 100px rgba(199,232,91,.025)}
    .hero .container{position:relative;z-index:1}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:end}
    .hero h1{max-width:680px}
    .hero-intro{max-width:620px;font-size:18px;color:rgba(255,253,247,.76);margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:29px}
    .crumbs{display:flex;align-items:center;gap:9px;color:rgba(255,253,247,.58);font-size:13px;margin-bottom:24px}
    .crumbs a:hover{color:var(--lime)}
    .hero-note{display:flex;flex-wrap:wrap;gap:8px}
    .hero-note .tag{background:rgba(244,243,238,.1);color:var(--white);border:1px solid rgba(244,243,238,.15)}
    .hero-panel{padding:18px;border:1px solid rgba(244,243,238,.19);background:rgba(20,60,53,.7);border-radius:var(--radius-xl);box-shadow:var(--shadow-dark)}
    .hero-panel img{height:210px;border-radius:16px;opacity:.82}
    .panel-caption{display:flex;justify-content:space-between;gap:20px;padding:17px 3px 2px;font-size:13px;color:rgba(255,253,247,.68)}
    .panel-caption strong{color:var(--lime);font-size:20px}
    .ticker{background:var(--pine);color:var(--white);border-bottom:1px solid rgba(255,255,255,.1)}
    .ticker-inner{display:flex;align-items:center;gap:15px;min-height:52px;overflow:auto;white-space:nowrap}
    .ticker-label{color:var(--lime);font-weight:900;font-size:12px;letter-spacing:.12em}
    .ticker a{color:rgba(255,255,255,.76);font-size:13px;padding-right:16px;border-right:1px solid rgba(255,255,255,.2)}
    .ticker a:hover{color:var(--lime)}
    .metrics{background:var(--pine);color:var(--white);padding:70px 0}
    .metrics-grid{display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:14px}
    .metric-card{min-height:170px;padding:25px;border:1px solid var(--line-dark);border-radius:var(--radius-lg);background:rgba(255,255,255,.055)}
    .metric-card.feature{display:flex;flex-direction:column;justify-content:space-between;background:var(--carbon)}
    .metric-label{font-size:13px;color:rgba(255,255,255,.62)}
    .metric-value{font-size:42px;line-height:1.1;font-weight:900;font-variant-numeric:tabular-nums;color:var(--lime);margin:12px 0 8px}
    .metric-card p{color:rgba(255,255,255,.62);font-size:13px;margin-bottom:0}
    .trend-line{height:38px;position:relative;margin-top:12px;background:linear-gradient(90deg,transparent 0 8%,rgba(199,232,91,.18) 8% 9%,transparent 9% 24%,rgba(199,232,91,.18) 24% 25%,transparent 25% 45%,rgba(199,232,91,.18) 45% 46%,transparent 46% 67%,rgba(199,232,91,.18) 67% 68%,transparent 68%)}
    .trend-line:after{content:"";position:absolute;left:0;right:0;top:19px;height:2px;background:var(--lime);clip-path:polygon(0 70%,14% 54%,25% 64%,39% 23%,52% 44%,66% 15%,78% 38%,91% 5%,100% 18%,100% 30%,90% 18%,78% 51%,66% 27%,52% 56%,39% 35%,25% 76%,14% 66%,0 82%)}
    .metrics-intro{display:grid;grid-template-columns:.7fr 1.3fr;gap:55px;margin-top:52px;padding-top:42px;border-top:1px solid var(--line-dark)}
    .metrics-intro h2{font-size:31px}
    .metrics-intro h3{color:var(--lime);font-size:18px}
    .metrics-intro p,.metrics-intro li{color:rgba(255,253,247,.7)}
    .metrics-intro ul{padding-left:20px;margin-bottom:0}
    .quote{padding:16px 18px;margin:22px 0;border-left:3px solid var(--orange);background:rgba(255,255,255,.05);color:rgba(255,253,247,.85)}
    .archive{background:var(--paper)}
    .archive-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:28px;align-items:stretch}
    .archive-main{position:relative;min-height:420px;border-radius:var(--radius-xl);overflow:hidden;color:#fff;background:var(--carbon)}
    .archive-main img{position:absolute;inset:0;height:100%;opacity:.7}
    .archive-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(18,22,20,.9),transparent 70%)}
    .archive-content{position:absolute;z-index:1;left:30px;right:30px;bottom:28px}
    .archive-content h3{font-size:29px;max-width:580px}
    .archive-content p{color:rgba(255,255,255,.72);max-width:590px}
    .archive-list{border-top:1px solid var(--line)}
    .archive-item{display:grid;grid-template-columns:92px 1fr;gap:15px;padding:19px 0;border-bottom:1px solid var(--line)}
    .archive-date{font-size:13px;color:var(--orange);font-weight:900}
    .archive-item h3{font-size:18px;margin-bottom:4px}
    .archive-item p{font-size:14px;margin-bottom:8px}
    .archive-item a{font-size:13px;color:var(--pine);font-weight:800}
    .timeline-section{background:var(--paper-2)}
    .timeline{position:relative;max-width:1050px;margin:0 auto}
    .timeline:before{content:"";position:absolute;top:0;bottom:0;left:50%;width:1px;background:rgba(20,60,53,.22)}
    .timeline-item{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:64px;margin-bottom:42px}
    .timeline-item:last-child{margin-bottom:0}
    .timeline-item:nth-child(even) .timeline-card{grid-column:2}
    .timeline-item:nth-child(odd) .timeline-card{grid-column:1}
    .timeline-item:after{content:"";position:absolute;left:calc(50% - 7px);top:27px;width:14px;height:14px;border:3px solid var(--paper-2);border-radius:50%;background:var(--lime);box-shadow:0 0 0 1px var(--pine)}
    .timeline-card{padding:25px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:0 8px 22px rgba(24,42,35,.05);transition:var(--ease)}
    .timeline-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(20,60,53,.32)}
    .timeline-card img{height:190px;border-radius:12px;margin:17px 0}
    .timeline-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--muted)}
    .timeline-meta time{color:var(--pine);font-weight:900}
    .timeline-card p{font-size:15px;margin-bottom:12px}
    .feature{background:var(--carbon);color:var(--white)}
    .feature-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:start}
    .feature .section-head p,.feature p{color:rgba(255,253,247,.7)}
    .feature-copy{font-size:17px}
    .feature-copy h3{color:var(--lime);margin-top:28px}
    .feature-copy ol{padding-left:22px;color:rgba(255,253,247,.75)}
    .feature-copy li{padding:7px 0}
    .feature-photo img{height:390px;border-radius:var(--radius-xl)}
    .caption{font-size:12px;color:rgba(255,253,247,.5);margin-top:10px}
    .standards{background:var(--paper)}
    .standards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .standard-card{padding:27px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--white);transition:var(--ease)}
    .standard-card:hover{transform:translateY(-3px);border-color:var(--pine);box-shadow:var(--shadow)}
    .standard-num{display:flex;align-items:center;justify-content:center;width:38px;height:38px;margin-bottom:22px;border-radius:50%;background:var(--lime);color:var(--pine);font-weight:900}
    .standard-card p{font-size:15px;margin-bottom:0}
    .gallery{background:var(--paper-2)}
    .gallery-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:14px}
    .gallery-item{position:relative;overflow:hidden;border-radius:var(--radius-lg);min-height:220px;background:var(--pine)}
    .gallery-item:first-child{grid-row:span 2;min-height:454px}
    .gallery-item img{height:100%;transition:transform .5s ease}
    .gallery-item:hover img{transform:scale(1.04)}
    .gallery-item:after{content:"";position:absolute;inset:40% 0 0;background:linear-gradient(transparent,rgba(18,22,20,.78))}
    .gallery-label{position:absolute;z-index:1;left:18px;right:18px;bottom:15px;color:#fff;font-weight:800}
    .faq{background:var(--paper)}
    .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
    .faq-side p{font-size:16px}
    .accordion{background:transparent;margin:0}
    .accordion-item{border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:10px;overflow:hidden;background:var(--white)}
    .accordion-title{border:0!important;color:var(--ink);font-size:17px;font-weight:800;padding:19px 54px 19px 56px;background:var(--white)}
    .accordion-title:before{left:22px;right:auto;color:var(--orange);font-size:16px}
    .accordion-title:hover{background:#eff1e9}
    .is-active .accordion-title{background:var(--pine);color:var(--white)}
    .accordion-content{border:0!important;background:#fbfaf5;padding:5px 23px 20px 56px;color:var(--muted);font-size:15px}
    .accordion-content p{margin-bottom:0}
    .support{background:var(--pine);color:var(--white);padding:68px 0}
    .support-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
    .support h2{max-width:540px}
    .support p{color:rgba(255,253,247,.7);max-width:570px}
    .support-points{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin:25px 0}
    .support-point{padding:14px 16px;border:1px solid var(--line-dark);border-radius:13px;color:rgba(255,253,247,.8);font-size:14px}
    .support-point strong{display:block;color:var(--lime);font-size:13px;margin-bottom:3px}
    .support-actions{display:flex;flex-wrap:wrap;gap:12px}
    .footer{background:var(--carbon);color:#fff;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.35fr repeat(4,1fr);gap:28px}
    .footer h3{color:var(--lime);margin-bottom:10px}
    .footer h4{font-size:14px;color:#fff;margin:0 0 12px}
    .footer p,.footer li,.footer a{font-size:13px;color:rgba(255,255,255,.57)}
    .footer p{margin-bottom:8px}
    .footer ul{list-style:none;margin:0;padding:0}
    .footer li{margin-bottom:7px}
    .footer a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:42px;padding-top:19px;border-top:1px solid var(--line-dark);font-size:12px;color:rgba(255,255,255,.46)}
    .footer-bottom nav{display:flex;gap:18px}
    @media(max-width:1024px){
      :root{--space:62px}
      .nav-link{padding-left:8px;padding-right:8px;font-size:13px}
      .hero-grid,.feature-grid{gap:35px}
      .metrics-grid{grid-template-columns:repeat(2,1fr)}
      .metric-card.feature{grid-column:span 2}
      .footer-grid{grid-template-columns:1.4fr repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 30px),var(--content))}
      .site-header{padding:12px 0}
      .nav-wrap{grid-template-columns:1fr auto;padding:8px 12px}
      .nav-wrap>.nav-side{display:none}
      .brand{justify-content:flex-start}
      .mobile-toggle{display:block}
      .mobile-menu{position:absolute;top:78px;left:15px;right:15px;display:none;padding:10px;border:1px solid rgba(255,255,255,.2);border-radius:17px;background:var(--carbon);box-shadow:var(--shadow-dark)}
      .mobile-menu.is-open{display:block}
      .mobile-menu a{display:block;padding:12px 14px;border-radius:10px;color:rgba(255,255,255,.78)}
      .mobile-menu a:hover,.mobile-menu a.active{background:rgba(199,232,91,.14);color:var(--lime)}
      .mobile-menu .btn{margin:8px 4px;width:calc(100% - 8px)}
      .hero{padding-top:132px;min-height:0}
      .hero-grid,.metrics-intro,.archive-grid,.feature-grid,.faq-grid,.support-grid{grid-template-columns:1fr}
      .hero-panel{margin-top:8px}
      .hero-panel img{height:190px}
      .timeline:before{left:8px}
      .timeline-item{display:block;margin-left:30px}
      .timeline-item:after{left:-29px;top:25px}
      .timeline-item:nth-child(even) .timeline-card,.timeline-item:nth-child(odd) .timeline-card{grid-column:auto}
      .standards-grid{grid-template-columns:1fr}
      .gallery-grid{grid-template-columns:1fr 1fr}
      .gallery-item:first-child{grid-column:span 2;grid-row:auto;min-height:280px}
      .gallery-item{min-height:170px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:span 2}
      .footer-bottom{display:block}
      .footer-bottom nav{margin-top:12px}
    }
    @media(max-width:480px){
      h1{font-size:37px}
      h2{font-size:29px}
      .hero-actions,.support-actions{display:grid;grid-template-columns:1fr}
      .btn{width:100%}
      .metrics-grid{grid-template-columns:1fr}
      .metric-card.feature{grid-column:auto}
      .metric-value{font-size:36px}
      .archive-content{left:20px;right:20px}
      .archive-content h3{font-size:23px}
      .gallery-grid{display:block}
      .gallery-item,.gallery-item:first-child{min-height:220px;margin-bottom:12px}
      .support-points{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
    }
    @media(prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}
      *,*:before,*:after{transition:none!important;animation:none!important}
    }

/* roulang page: category5 */
:root{
      --pine:#143c35;
      --pine-2:#1d5147;
      --carbon:#121614;
      --carbon-2:#1b211e;
      --paper:#f4f3ee;
      --paper-2:#ebeae3;
      --white:#fffdf7;
      --lime:#c7e85b;
      --orange:#e7814b;
      --ink:#1a2621;
      --muted:#6c7770;
      --line:rgba(20,60,53,.15);
      --line-dark:rgba(244,243,238,.18);
      --shadow:0 16px 36px rgba(24,42,35,.10);
      --shadow-dark:0 18px 40px rgba(0,0,0,.24);
      --radius-xl:24px;
      --radius-lg:18px;
      --radius-md:14px;
      --content:1240px;
      --space:78px;
      --nav-height:76px;
      --ease:all .24s ease;
    }
    *,*::before,*::after{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 SC",Arial,sans-serif;
      font-size:16px;
      line-height:1.82;
      overflow-x:hidden;
    }
    img{display:block;max-width:100%;width:100%;object-fit:cover}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
      outline:3px solid var(--lime);
      outline-offset:4px;
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25;letter-spacing:-.035em}
    h1{font-size:clamp(2.25rem,5vw,4.2rem);margin-bottom:20px}
    h2{font-size:clamp(1.8rem,3.2vw,2.8rem);margin-bottom:18px}
    h3{font-size:1.35rem;margin-bottom:10px}
    p{color:var(--muted)}
    .container{width:min(calc(100% - 40px),var(--content));margin:0 auto}
    .section{padding:var(--space) 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;margin-bottom:16px;
      color:var(--pine);font-size:.76rem;font-weight:800;letter-spacing:.13em;
    }
    .eyebrow::before{content:"";width:24px;height:2px;background:var(--orange)}
    .eyebrow.light{color:var(--lime)}
    .section-head{max-width:760px;margin-bottom:38px}
    .section-head p{font-size:1.06rem;max-width:700px}
    .section-head.light h2,.section-head.light p{color:var(--white)}
    .section-head.light p{color:rgba(255,253,247,.68)}
    .tag{
      display:inline-flex;align-items:center;gap:6px;
      padding:5px 11px;border-radius:999px;background:rgba(20,60,53,.08);
      color:var(--pine);font-size:.76rem;font-weight:800;line-height:1.35;
    }
    .tag.lime{background:rgba(199,232,91,.15);color:#3c5122}
    .tag.orange{background:rgba(231,129,75,.14);color:#a84e25}
    .tag.dark{background:rgba(244,243,238,.12);color:var(--lime)}
    .btn{
      min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;
      padding:11px 21px;border:1px solid transparent;border-radius:999px;
      font-weight:800;white-space:nowrap;transition:var(--ease);
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{background:var(--lime);color:var(--carbon);box-shadow:0 10px 24px rgba(199,232,91,.18)}
    .btn-primary:hover{background:#d7f37b;box-shadow:0 14px 30px rgba(199,232,91,.28)}
    .btn-outline{border-color:var(--line);background:transparent;color:var(--pine)}
    .btn-outline:hover{border-color:var(--pine);background:var(--pine);color:var(--white)}
    .btn-ghost{border-color:rgba(244,243,238,.3);background:rgba(244,243,238,.06);color:var(--white)}
    .btn-ghost:hover{border-color:var(--lime);color:var(--lime)}
    .text-link{display:inline-flex;align-items:center;gap:8px;color:var(--pine);font-weight:800}
    .text-link::after{content:"↗";transition:var(--ease)}
    .text-link:hover{color:var(--orange)}
    .text-link:hover::after{transform:translate(3px,-3px)}
    .site-header{
      position:sticky;top:0;z-index:30;height:var(--nav-height);
      background:rgba(244,243,238,.94);backdrop-filter:blur(16px);
      border-bottom:1px solid var(--line);
    }
    .nav-wrap{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px}
    .nav-side{display:flex;align-items:center;gap:23px}
    .nav-side.right{justify-content:flex-end}
    .nav-link{position:relative;color:var(--pine);font-size:.92rem;font-weight:750;padding:25px 0}
    .nav-link::after{content:"";position:absolute;left:0;right:100%;bottom:15px;height:3px;background:var(--orange);transition:var(--ease)}
    .nav-link:hover::after,.nav-link.active::after{right:0}
    .nav-link.active{color:var(--orange)}
    .brand{display:flex;align-items:center;gap:10px;color:var(--pine);font-size:1.25rem;font-weight:900;letter-spacing:-.04em}
    .brand-mark{position:relative;width:30px;height:30px;border:2px solid var(--pine);border-radius:50%;display:inline-block;overflow:hidden}
    .brand-mark::before{content:"";position:absolute;width:39px;height:14px;left:-8px;top:5px;border:2px solid var(--lime);border-radius:50%;transform:rotate(-28deg)}
    .brand-mark::after{content:"";position:absolute;width:8px;height:8px;right:4px;bottom:4px;background:var(--orange);border-radius:50%}
    .mobile-toggle{display:none;border:1px solid var(--line);border-radius:999px;padding:8px 14px;background:var(--white);color:var(--pine);font-weight:800}
    .mobile-menu{display:none}
    .hero{
      position:relative;overflow:hidden;background:var(--carbon);color:var(--white);
      padding:54px 0 48px;
    }
    .hero::before{
      content:"";position:absolute;inset:0;opacity:.18;pointer-events:none;
      background-image:linear-gradient(rgba(199,232,91,.16) 1px,transparent 1px),linear-gradient(90deg,rgba(199,232,91,.16) 1px,transparent 1px);
      background-size:46px 46px;
    }
    .hero::after{content:"";position:absolute;width:540px;height:540px;border:1px solid rgba(199,232,91,.18);border-radius:50%;right:-140px;top:-270px}
    .hero-inner{position:relative;z-index:1}
    .crumbs{display:flex;align-items:center;gap:9px;color:rgba(255,253,247,.58);font-size:.85rem;margin-bottom:28px}
    .crumbs a:hover{color:var(--lime)}
    .crumbs .current{color:var(--lime)}
    .hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:58px;align-items:center}
    .hero h1{max-width:660px}
    .hero h1 strong{color:var(--lime);font-weight:900}
    .hero-copy{max-width:620px;font-size:1.08rem;color:rgba(255,253,247,.72);margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
    .hero-notes{display:flex;flex-wrap:wrap;gap:9px}
    .hero-visual{position:relative;min-height:330px;border-radius:var(--radius-xl);overflow:hidden;border:1px solid rgba(244,243,238,.2);box-shadow:var(--shadow-dark)}
    .hero-visual img{height:330px;filter:saturate(.78) contrast(1.06)}
    .hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,22,20,.55),transparent 70%),linear-gradient(0deg,rgba(18,22,20,.55),transparent 55%)}
    .score-panel{position:absolute;z-index:2;left:22px;bottom:20px;width:235px;padding:15px 17px;border-radius:14px;background:rgba(18,22,20,.82);border:1px solid rgba(199,232,91,.38)}
    .score-panel small{display:block;color:var(--lime);font-size:.72rem;font-weight:800;letter-spacing:.1em;margin-bottom:8px}
    .score-row{display:flex;justify-content:space-between;align-items:end;color:var(--white)}
    .score-row b{font-size:2rem;line-height:1;font-variant-numeric:tabular-nums}
    .trend{position:absolute;z-index:2;right:18px;top:18px;padding:9px 12px;border-radius:10px;background:var(--lime);color:var(--carbon);font-size:.78rem;font-weight:900}
    .topic-strip{position:relative;z-index:1;margin-top:30px;padding-top:17px;border-top:1px solid rgba(244,243,238,.18);display:flex;gap:10px;overflow:auto;white-space:nowrap}
    .topic-strip span{padding:7px 14px;border:1px solid rgba(244,243,238,.2);border-radius:999px;color:rgba(255,253,247,.75);font-size:.82rem}
    .topic-strip span:first-child{border-color:var(--lime);color:var(--lime)}
    .intro-band{background:var(--pine);color:var(--white);padding:25px 0}
    .intro-grid{display:grid;grid-template-columns:1fr 2fr 1fr;gap:28px;align-items:center}
    .intro-grid strong{font-size:1.9rem;color:var(--lime);font-variant-numeric:tabular-nums}
    .intro-grid p{margin:0;color:rgba(255,253,247,.68);font-size:.92rem}
    .community-section{background:var(--paper)}
    .topic-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:54px}
    .side-note{position:sticky;top:105px;align-self:start}
    .side-note h2{font-size:2rem}
    .side-note p{font-size:.94rem}
    .side-index{margin:25px 0 0;padding:0;list-style:none;border-top:1px solid var(--line)}
    .side-index li{border-bottom:1px solid var(--line)}
    .side-index a{display:flex;justify-content:space-between;padding:12px 0;color:var(--muted);font-size:.9rem}
    .side-index a:hover{color:var(--pine);padding-left:5px}
    .topic-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:18px}
    .topic-card{position:relative;min-height:205px;padding:23px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--white);overflow:hidden;transition:var(--ease)}
    .topic-card:hover{transform:translateY(-3px);border-color:var(--pine);box-shadow:var(--shadow)}
    .topic-card.featured{grid-row:span 2;min-height:430px;color:var(--white);display:flex;flex-direction:column;justify-content:end;background:var(--carbon)}
    .topic-card.featured img{position:absolute;inset:0;height:100%;opacity:.52;z-index:0}
    .topic-card.featured::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(18,22,20,.93),rgba(18,22,20,.08) 75%);z-index:1}
    .topic-card > *:not(img){position:relative;z-index:2}
    .topic-card h3{margin-top:17px}
    .topic-card p{font-size:.9rem;margin-bottom:18px}
    .topic-card.featured p{color:rgba(255,253,247,.72)}
    .topic-card.featured .text-link{color:var(--lime)}
    .topic-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:.78rem;color:var(--muted)}
    .topic-card.featured .topic-meta{color:rgba(255,253,247,.65)}
    .brand-story{margin-top:70px;display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center}
    .story-image{border-radius:var(--radius-xl);overflow:hidden;min-height:370px}
    .story-image img{height:370px}
    .story-copy p{font-size:1rem}
    .story-copy p:last-of-type{margin-bottom:22px}
    .story-points{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}
    .story-point{padding:15px;border-left:3px solid var(--lime);background:rgba(199,232,91,.1)}
    .story-point b{display:block;color:var(--pine);margin-bottom:4px}
    .story-point span{font-size:.84rem;color:var(--muted)}
    .activity-section{background:var(--paper-2)}
    .activity-header{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:30px}
    .activity-list{border-top:1px solid var(--line)}
    .activity-item{display:grid;grid-template-columns:115px 1fr 160px;gap:25px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .activity-date{color:var(--orange);font-size:.8rem;font-weight:900;letter-spacing:.06em}
    .activity-content h3{font-size:1.15rem;margin:0 0 5px}
    .activity-content p{font-size:.9rem;margin:0}
    .activity-mark{justify-self:end;width:108px;height:66px;border-radius:10px;overflow:hidden}
    .activity-mark img{height:100%}
    .rules-section{background:var(--carbon);color:var(--white)}
    .rules-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px}
    .rules-grid h2{max-width:400px}
    .rules-grid .lead{color:rgba(255,253,247,.68);font-size:1rem}
    .rule-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .rule-card{padding:22px;border:1px solid var(--line-dark);border-radius:var(--radius-md);background:rgba(244,243,238,.045)}
    .rule-number{display:flex;align-items:center;justify-content:center;width:31px;height:31px;margin-bottom:18px;border-radius:50%;background:var(--lime);color:var(--carbon);font-weight:900}
    .rule-card h3{font-size:1.1rem;color:var(--white)}
    .rule-card p{font-size:.88rem;color:rgba(255,253,247,.63);margin:0}
    .deep-section{background:var(--white)}
    .deep-layout{display:grid;grid-template-columns:210px minmax(0,760px) 1fr;gap:36px;align-items:start}
    .deep-label{color:var(--orange);font-weight:900;font-size:.82rem;letter-spacing:.1em}
    .deep-copy h2{font-size:2.2rem}
    .deep-copy h3{font-size:1.3rem;margin-top:34px}
    .deep-copy p{font-size:1rem}
    .deep-copy blockquote{margin:28px 0;padding:20px 24px;border-left:4px solid var(--lime);background:var(--paper);color:var(--pine);font-size:1.16rem;font-weight:700}
    .margin-card{padding:20px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--paper);margin-top:82px}
    .margin-card b{display:block;margin-bottom:9px;color:var(--pine)}
    .margin-card span{font-size:.84rem;color:var(--muted)}
    .member-section{background:var(--paper)}
    .member-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .member-panel{padding:26px;border-radius:var(--radius-lg);background:var(--white);border:1px solid var(--line)}
    .member-panel.dark{background:var(--pine);color:var(--white);border-color:var(--pine)}
    .member-panel.dark p{color:rgba(255,253,247,.68)}
    .member-stat{display:flex;align-items:end;gap:10px;margin:22px 0}
    .member-stat strong{font-size:3rem;line-height:1;color:var(--lime);font-variant-numeric:tabular-nums}
    .member-stat span{font-size:.86rem;color:var(--muted)}
    .member-panel.dark .member-stat span{color:rgba(255,253,247,.65)}
    .member-bars{display:grid;gap:12px}
    .bar-line{display:grid;grid-template-columns:100px 1fr 42px;gap:12px;align-items:center;font-size:.83rem}
    .bar{height:8px;background:rgba(20,60,53,.1);border-radius:99px;overflow:hidden}
    .bar i{display:block;height:100%;background:var(--orange);border-radius:99px}
    .bar-line b{font-variant-numeric:tabular-nums;color:var(--pine)}
    .member-panel.dark .bar{background:rgba(244,243,238,.16)}
    .member-panel.dark .bar i{background:var(--lime)}
    .member-panel.dark .bar-line b{color:var(--lime)}
    .voices-section{background:var(--paper-2)}
    .voices-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .voice{padding:24px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);transition:var(--ease)}
    .voice:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--pine)}
    .voice-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
    .avatar{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--pine);color:var(--lime);font-weight:900}
    .voice p{font-size:.93rem;color:var(--ink);margin-bottom:18px}
    .voice footer{font-size:.8rem;color:var(--muted)}
    .faq-section{background:var(--paper)}
    .faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:62px}
    .faq-layout > div:first-child p{max-width:330px}
    .accordion{margin:0;background:transparent}
    .accordion-item{border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:10px;overflow:hidden;background:var(--white)}
    .accordion-title{border:0!important;padding:19px 50px 19px 53px!important;color:var(--pine)!important;font-weight:850;font-size:1rem}
    .accordion-title::before{right:20px;color:var(--orange);font-weight:900}
    .accordion-title .q-num{position:absolute;left:18px;top:18px;width:23px;height:23px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--lime);font-size:.72rem;color:var(--carbon)}
    .accordion-content{border:0!important;padding:0 52px 20px!important;background:var(--paper)!important}
    .accordion-content p{font-size:.92rem;margin:0}
    .accordion-item.is-active{border-color:var(--pine);box-shadow:0 8px 18px rgba(20,60,53,.06)}
    .submit-section{background:var(--carbon);color:var(--white);position:relative;overflow:hidden}
    .submit-section::before{content:"03 / 反馈入口";position:absolute;right:5%;top:36px;color:rgba(199,232,91,.17);font-size:5rem;font-weight:900;letter-spacing:-.08em}
    .submit-grid{position:relative;z-index:1;display:grid;grid-template-columns:.86fr 1.14fr;gap:58px;align-items:start}
    .submit-grid h2{max-width:430px}
    .submit-grid p{color:rgba(255,253,247,.66)}
    .process{display:grid;gap:14px;margin-top:28px}
    .process-step{display:flex;gap:13px;align-items:flex-start}
    .process-step b{display:flex;align-items:center;justify-content:center;flex:0 0 29px;height:29px;border-radius:50%;background:var(--lime);color:var(--carbon);font-size:.8rem}
    .process-step span{font-size:.9rem;color:rgba(255,253,247,.7)}
    .privacy{font-size:.78rem!important;margin-top:25px;max-width:390px}
    .form-card{padding:30px;border-radius:var(--radius-xl);background:var(--white);color:var(--ink);box-shadow:var(--shadow-dark)}
    .form-card h3{color:var(--pine);margin-bottom:6px}
    .form-card > p{font-size:.88rem;margin-bottom:23px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}
    .form-field.full{grid-column:1/-1}
    label{display:block;color:var(--pine);font-size:.85rem;font-weight:800;margin-bottom:7px}
    input,select,textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:12px 13px;color:var(--ink);min-height:48px;transition:var(--ease)}
    textarea{min-height:115px;resize:vertical}
    input:hover,select:hover,textarea:hover{border-color:rgba(20,60,53,.45)}
    input:focus,select:focus,textarea:focus{border-color:var(--pine);box-shadow:0 0 0 3px rgba(199,232,91,.3);outline:0}
    .checkline{display:flex;align-items:flex-start;gap:9px;margin:17px 0;color:var(--muted);font-size:.8rem}
    .checkline input{width:17px;min-height:17px;margin-top:3px;accent-color:var(--pine)}
    .form-card .btn{width:100%}
    .form-message{display:none;margin-top:13px;padding:10px 12px;border-radius:9px;background:#e8f6dc;color:#3f662b;font-size:.83rem}
    .footer{background:var(--pine);color:var(--white);padding:54px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.35fr .8fr .9fr .9fr 1.1fr;gap:28px;padding-bottom:40px}
    .footer h3{font-size:1.45rem;color:var(--lime);margin-bottom:12px}
    .footer h4{font-size:.9rem;color:var(--lime);margin-bottom:13px}
    .footer p{color:rgba(255,253,247,.64);font-size:.82rem;line-height:1.75}
    .footer ul{padding:0;margin:0;list-style:none}
    .footer li{margin:6px 0}
    .footer li a,.footer-bottom a{color:rgba(255,253,247,.68);font-size:.84rem}
    .footer a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:19px;border-top:1px solid var(--line-dark);color:rgba(255,253,247,.53);font-size:.76rem}
    .footer-bottom nav{display:flex;gap:18px;white-space:nowrap}
    @media(max-width:1024px){
      :root{--space:64px}
      .nav-side{gap:14px}
      .nav-link{font-size:.84rem}
      .hero-grid{gap:34px}
      .topic-layout{gap:30px}
      .deep-layout{grid-template-columns:150px minmax(0,1fr)}
      .margin-card{display:none}
      .footer-grid{grid-template-columns:1.2fr 1fr 1fr;row-gap:30px}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 30px),var(--content))}
      .site-header{height:66px}
      .nav-wrap{display:flex;justify-content:space-between}
      .nav-side{display:none}
      .brand{font-size:1.13rem}
      .mobile-toggle{display:block}
      .mobile-menu{position:absolute;top:66px;left:0;right:0;padding:15px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow);z-index:40}
      .mobile-menu.open{display:grid;gap:2px}
      .mobile-menu a:not(.btn){padding:12px 14px;border-radius:9px;color:var(--pine);font-weight:750}
      .mobile-menu a.active{background:rgba(199,232,91,.2);color:var(--pine)}
      .mobile-menu .btn{margin-top:8px}
      .hero{padding:35px 0 32px}
      .hero-grid,.topic-layout,.brand-story,.rules-grid,.deep-layout,.member-grid,.faq-layout,.submit-grid{grid-template-columns:1fr}
      .hero-visual{min-height:260px}
      .hero-visual img{height:260px}
      .side-note{position:static}
      .side-index{display:flex;gap:9px;overflow:auto;border:0;margin-top:12px}
      .side-index li{border:0;flex:0 0 auto}
      .side-index a{padding:7px 12px;border:1px solid var(--line);border-radius:999px;font-size:.8rem}
      .topic-grid{grid-template-columns:1fr 1fr}
      .topic-card.featured{grid-column:1/-1;grid-row:auto;min-height:300px}
      .intro-grid{grid-template-columns:1fr 1fr}
      .intro-grid p{grid-column:1/-1}
      .activity-header{display:block}
      .activity-header .btn{margin-top:12px}
      .activity-item{grid-template-columns:85px 1fr}
      .activity-mark{display:none}
      .rule-list,.voices-grid{grid-template-columns:1fr 1fr}
      .deep-layout{gap:15px}
      .deep-label{margin-bottom:5px}
      .deep-copy h2{font-size:1.9rem}
      .form-grid{grid-template-columns:1fr}
      .form-field.full{grid-column:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid > div:first-child,.footer-grid > div:last-child{grid-column:1/-1}
      .footer-bottom{display:block}
      .footer-bottom nav{margin-top:11px}
    }
    @media(max-width:480px){
      :root{--space:51px}
      h1{font-size:2.3rem}
      h2{font-size:1.85rem}
      .hero-actions{display:grid}
      .hero-actions .btn{width:100%}
      .topic-grid,.rule-list,.voices-grid,.story-points,.intro-grid{grid-template-columns:1fr}
      .topic-card.featured{grid-column:auto}
      .intro-grid p{grid-column:auto}
      .activity-item{grid-template-columns:1fr;gap:5px}
      .activity-content h3{font-size:1.05rem}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid > div:first-child,.footer-grid > div:last-child{grid-column:auto}
      .footer-bottom{font-size:.7rem}
      .footer-bottom nav{gap:12px}
    }
    @media(prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}
      *,*::before,*::after{transition:none!important;animation:none!important}
    }