/* roulang page: index */
:root{
      --bg:#070711;
      --bg-2:#0d0a18;
      --panel:#12101f;
      --panel-2:#171328;
      --text:#f7f3ff;
      --muted:#b9b3c9;
      --soft:#817a96;
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(255,55,160,.42);
      --pink:#ff2f9a;
      --pink-2:#ff65c6;
      --purple:#7a5cff;
      --blue:#62a8ff;
      --amber:#ffb84d;
      --green:#68f0b0;
      --radius-sm:12px;
      --radius:22px;
      --radius-lg:32px;
      --shadow:0 24px 80px rgba(0,0,0,.45);
      --glow:0 0 36px rgba(255,47,154,.30);
      --container:1200px;
      --nav-h:76px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;
      background:
        radial-gradient(circle at 18% 6%,rgba(255,47,154,.18),transparent 32%),
        radial-gradient(circle at 80% 10%,rgba(122,92,255,.20),transparent 34%),
        radial-gradient(circle at 50% 100%,rgba(98,168,255,.10),transparent 36%),
        linear-gradient(180deg,#060610 0%,#0b0714 45%,#070711 100%);
      color:var(--text);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.36;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
      background-size:48px 48px;
      mask-image:radial-gradient(circle at center,black,transparent 78%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.12;
      background:
        repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 1px,transparent 1px 14px);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      height:var(--nav-h);
      border-bottom:1px solid var(--line);
      background:rgba(7,7,17,.78);
      backdrop-filter:blur(18px);
      box-shadow:0 16px 45px rgba(0,0,0,.22);
    }
    .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{
      display:flex;align-items:center;gap:12px;min-width:0;font-weight:900;letter-spacing:-.04em;
      font-size:18px;white-space:nowrap;
    }
    .brand-mark{
      width:38px;height:38px;border-radius:13px;
      background:linear-gradient(135deg,var(--pink),var(--purple));
      box-shadow:var(--glow);
      position:relative;
    }
    .brand-mark:before,.brand-mark:after{
      content:"";position:absolute;background:#fff;border-radius:4px;opacity:.9;
    }
    .brand-mark:before{width:16px;height:3px;left:11px;top:12px}
    .brand-mark:after{width:3px;height:15px;left:18px;top:12px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-item{
      position:relative;
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      transition:.22s ease;
      border:1px solid transparent;
    }
    .nav-item:hover,.nav-item:focus-visible{color:#fff;background:rgba(255,255,255,.06);outline:none}
    .nav-item.active{
      color:#fff;
      border-color:rgba(255,47,154,.45);
      background:linear-gradient(180deg,rgba(255,47,154,.15),rgba(122,92,255,.08));
    }
    .nav-item:after{
      content:"";position:absolute;left:18px;right:18px;bottom:5px;height:2px;
      background:linear-gradient(90deg,var(--pink),var(--purple));
      transform:scaleX(0);transform-origin:center;transition:.22s ease;border-radius:99px;
    }
    .nav-item:hover:after,.nav-item.active:after{transform:scaleX(1)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .age-pill{
      display:inline-flex;align-items:center;gap:8px;
      padding:9px 12px;border-radius:999px;
      background:rgba(255,184,77,.10);
      border:1px solid rgba(255,184,77,.34);
      color:#ffe0ad;font-size:13px;font-weight:800;
    }
    .menu-btn{
      display:none;width:44px;height:44px;border-radius:14px;background:rgba(255,255,255,.07);
      border:1px solid var(--line);color:#fff;
    }
    .mega{
      position:absolute;left:50%;top:calc(var(--nav-h) - 6px);transform:translateX(-50%) translateY(10px);
      width:min(900px,calc(100vw - 40px));
      opacity:0;visibility:hidden;pointer-events:none;
      transition:.22s ease;
      border:1px solid var(--line);
      border-radius:24px;
      background:rgba(16,13,29,.94);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
      padding:16px;
    }
    .site-header.mega-open .mega,.nav-area:hover .mega{
      opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0);
    }
    .mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .mega-card{
      padding:16px;border-radius:18px;background:rgba(255,255,255,.045);
      border:1px solid var(--line);transition:.22s ease;
    }
    .mega-card:hover{transform:translateY(-2px);border-color:var(--line-strong);background:rgba(255,255,255,.07)}
    .mega-card strong{display:block;font-size:15px;margin:8px 0 4px}
    .mega-card span{display:block;color:var(--muted);font-size:13px;line-height:1.65}
    .section{padding:82px 0}
    .section-tight{padding:36px 0}
    .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:30px}
    .section-title{font-size:clamp(26px,3vw,38px);line-height:1.18;font-weight:900;letter-spacing:-.05em;margin:0}
    .section-desc{max-width:680px;margin:12px 0 0;color:var(--muted);font-size:16px}
    .badge{
      display:inline-flex;align-items:center;gap:7px;
      padding:6px 10px;border-radius:999px;
      font-size:12px;font-weight:900;letter-spacing:.02em;
      border:1px solid var(--line);background:rgba(255,255,255,.06);color:#fff;
    }
    .badge.pink{border-color:rgba(255,47,154,.45);background:rgba(255,47,154,.12);color:#ffd8ed}
    .badge.purple{border-color:rgba(122,92,255,.45);background:rgba(122,92,255,.13);color:#e4ddff}
    .badge.amber{border-color:rgba(255,184,77,.45);background:rgba(255,184,77,.12);color:#ffe4b8}
    .badge.blue{border-color:rgba(98,168,255,.42);background:rgba(98,168,255,.10);color:#d7eaff}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      min-height:48px;padding:13px 20px;border-radius:999px;
      font-weight:900;font-size:15px;transition:.22s ease;
      border:1px solid transparent;white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--pink),var(--purple));
      color:#fff;box-shadow:0 12px 34px rgba(255,47,154,.28);
    }
    .btn-secondary{
      background:rgba(255,255,255,.055);border-color:var(--line);color:#fff;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary:hover{box-shadow:0 18px 48px rgba(255,47,154,.42)}
    .btn-secondary:hover{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.09)}
    .btn:focus-visible,.faq-q:focus-visible,.menu-btn:focus-visible{outline:3px solid rgba(255,47,154,.45);outline-offset:3px}
    .countdown-bar{
      margin-top:18px;
      border:1px solid var(--line);
      border-radius:22px;
      background:
        linear-gradient(90deg,rgba(255,47,154,.12),transparent 28%,rgba(122,92,255,.12)),
        rgba(255,255,255,.045);
      box-shadow:var(--shadow);
      padding:14px 16px;
      display:flex;align-items:center;justify-content:space-between;gap:16px;
    }
    .count-copy{display:flex;align-items:center;gap:14px;min-width:0}
    .count-copy p{margin:0;color:var(--muted);font-size:14px}
    .timer{display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums}
    .time-box{
      min-width:48px;text-align:center;padding:7px 8px;border-radius:12px;
      background:#0a0814;border:1px solid rgba(255,47,154,.32);
      color:#fff;font-weight:900;box-shadow:0 0 24px rgba(255,47,154,.16) inset;
    }
    .hero{padding:54px 0 86px;position:relative}
    .hero-stage{
      position:relative;overflow:hidden;border:1px solid var(--line);border-radius:36px;
      background:
        radial-gradient(circle at 50% 4%,rgba(255,47,154,.30),transparent 38%),
        radial-gradient(circle at 78% 26%,rgba(122,92,255,.22),transparent 34%),
        linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.025));
      box-shadow:var(--shadow);
      padding:42px;
    }
    .hero-stage:before{
      content:"";position:absolute;inset:auto -12% -45% -12%;height:58%;
      background:radial-gradient(ellipse at center,rgba(255,47,154,.24),transparent 60%);
      filter:blur(18px);
    }
    .hero-grid{
      position:relative;z-index:1;
      display:grid;grid-template-columns:1fr minmax(320px,1.1fr) 1fr;gap:22px;align-items:center;
    }
    .value-stack{display:grid;gap:14px}
    .value-chip{
      padding:16px;border-radius:20px;background:rgba(10,8,20,.62);
      border:1px solid var(--line);box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
    }
    .value-chip b{display:block;margin-bottom:5px;font-size:15px}
    .value-chip p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
    .stage-center{text-align:center}
    .hero h1{
      margin:18px auto 16px;
      max-width:760px;
      font-size:clamp(32px,5vw,58px);
      line-height:1.05;font-weight:950;letter-spacing:-.07em;
    }
    .hero-intro{
      max-width:720px;margin:0 auto;color:#d7d1e4;font-size:17px;line-height:1.85;
    }
    .hero-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:26px}
    .product-shot{
      width:min(520px,100%);margin:0 auto 22px;padding:18px;border-radius:30px;
      border:1px solid rgba(255,255,255,.13);
      background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.035));
      box-shadow:0 34px 90px rgba(0,0,0,.42),0 0 70px rgba(255,47,154,.18);
      position:relative;overflow:hidden;
    }
    .product-shot:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(115deg,transparent 0 42%,rgba(255,255,255,.16) 48%,transparent 55% 100%);
      transform:translateX(-40%);
    }
    .shot-top{height:12px;display:flex;gap:6px;margin-bottom:14px}
    .dot{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.24)}
    .shot-screen{
      min-height:220px;border-radius:22px;overflow:hidden;position:relative;
      background:
        radial-gradient(circle at 30% 20%,rgba(255,47,154,.45),transparent 28%),
        radial-gradient(circle at 70% 30%,rgba(98,168,255,.34),transparent 30%),
        linear-gradient(135deg,#14102a,#070711);
      border:1px solid rgba(255,255,255,.12);
    }
    .screen-grid{position:absolute;inset:18px;display:grid;grid-template-columns:1.3fr 1fr;gap:12px}
    .screen-card{border-radius:16px;background:rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.12);padding:14px;text-align:left}
    .screen-card .line{height:8px;border-radius:99px;background:rgba(255,255,255,.18);margin:9px 0}
    .screen-card .line.short{width:56%}
    .metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:16px}
    .metric{
      padding:10px;border-radius:14px;background:rgba(255,255,255,.055);border:1px solid var(--line)
    }
    .metric strong{display:block;font-size:20px;line-height:1;color:#fff}
    .metric span{font-size:12px;color:var(--muted)}
    .tag-tape{
      margin-top:24px;display:flex;gap:10px;overflow:hidden;
      mask-image:linear-gradient(90deg,transparent,black 8%,black 92%,transparent);
    }
    .tag-tape span{
      flex:0 0 auto;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.06);
      border:1px solid var(--line);color:var(--muted);font-size:13px;
    }
    .entry-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .entry-card,.feature-card,.resource-card,.news-panel,.quote-card,.faq-item,.cta-panel{
      border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.028));
      border-radius:var(--radius);box-shadow:0 18px 60px rgba(0,0,0,.22);
      transition:.22s ease;position:relative;overflow:hidden;
    }
    .entry-card:hover,.feature-card:hover,.resource-card:hover,.quote-card:hover{
      transform:translateY(-4px);border-color:var(--line-strong);background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.038));
    }
    .entry-card{padding:24px;min-height:210px}
    .entry-card.large{grid-row:span 2;min-height:438px;background:
      radial-gradient(circle at 20% 10%,rgba(255,47,154,.22),transparent 38%),
      linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
    }
    .entry-card h3,.feature-card h3,.resource-card h3{font-size:22px;line-height:1.25;margin:16px 0 10px;font-weight:900}
    .entry-card p,.feature-card p,.resource-card p{color:var(--muted);font-size:14px;margin:0}
    .abstract-art{
      height:170px;border-radius:22px;margin-top:24px;
      background:
        radial-gradient(circle at 28% 32%,rgba(255,47,154,.52),transparent 25%),
        radial-gradient(circle at 70% 45%,rgba(122,92,255,.44),transparent 30%),
        linear-gradient(135deg,#16122a,#070711);
      border:1px solid rgba(255,255,255,.12);
    }
    .feature-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px;align-items:start}
    .feature-list{display:grid;gap:15px}
    .feature-card{padding:20px}
    .feature-card:nth-child(even){transform:translateX(22px)}
    .feature-card:nth-child(even):hover{transform:translateX(22px) translateY(-4px)}
    .feature-top{height:3px;width:82px;border-radius:99px;background:linear-gradient(90deg,var(--pink),var(--purple));margin-bottom:12px}
    .resource-layout{display:grid;grid-template-columns:1fr .42fr;gap:20px}
    .resource-list{display:grid;gap:14px}
    .resource-card{display:grid;grid-template-columns:170px 1fr auto;gap:18px;align-items:center;padding:14px}
    .thumb{
      height:108px;border-radius:18px;border:1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(135deg,rgba(255,47,154,.35),transparent),
        radial-gradient(circle at 70% 30%,rgba(98,168,255,.32),transparent 35%),
        #111;
      overflow:hidden;position:relative;
    }
    .thumb:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(0,0,0,.38))}
    .resource-card h3{margin:0 0 6px;font-size:19px}
    .side-panel{border:1px solid var(--line);border-radius:var(--radius);padding:20px;background:rgba(255,255,255,.04)}
    .side-panel ul{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:12px}
    .side-panel li{padding:12px;border-radius:15px;background:rgba(255,255,255,.045);color:var(--muted);font-size:14px;border:1px solid var(--line)}
    .news-layout{display:grid;grid-template-columns:1fr .46fr;gap:20px}
    .news-panel{padding:22px}
    .news-list{list-style:none;margin:0;padding:0;display:grid;gap:0}
    .news-list li{border-bottom:1px solid var(--line)}
    .news-list li:last-child{border-bottom:0}
    .news-list a{display:flex;justify-content:space-between;gap:18px;padding:15px 0;color:#fff;font-weight:800;transition:.2s}
    .news-list a:hover{color:#ffd8ed;padding-left:6px}
    .news-list small{color:var(--soft);white-space:nowrap;font-weight:700}
    .quote-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .quote-card{padding:20px}
    .stars{color:#ffd36d;letter-spacing:2px;margin-bottom:12px}
    .quote-card p{margin:0;color:var(--muted);font-size:14px}
    .quote-card b{display:block;margin-top:14px;color:#fff}
    .wall-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;grid-auto-rows:190px;gap:18px}
    .wall-card{
      position:relative;overflow:hidden;border-radius:26px;border:1px solid var(--line);
      background:#111;box-shadow:0 22px 70px rgba(0,0,0,.25);transition:.22s ease;
    }
    .wall-card.large{grid-row:span 2}
    .wall-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
    .wall-bg{position:absolute;inset:0;background:
      radial-gradient(circle at 24% 20%,rgba(255,47,154,.48),transparent 30%),
      radial-gradient(circle at 76% 36%,rgba(122,92,255,.40),transparent 34%),
      linear-gradient(135deg,#17122d,#060610);transition:.35s ease}
    .wall-card:hover .wall-bg{transform:scale(1.06)}
    .wall-content{position:absolute;inset:auto 0 0 0;padding:22px;background:linear-gradient(180deg,transparent,rgba(0,0,0,.72))}
    .wall-content h3{margin:10px 0 4px;font-size:22px;font-weight:900}
    .wall-content p{margin:0;color:#d4cfe1;font-size:14px}
    .download-cta{padding:28px;border-radius:34px;border:1px solid var(--line-strong);background:
      radial-gradient(circle at 0% 50%,rgba(255,47,154,.26),transparent 34%),
      radial-gradient(circle at 100% 50%,rgba(122,92,255,.24),transparent 34%),
      linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
      box-shadow:var(--shadow);
      display:grid;grid-template-columns:1fr .42fr;gap:22px;align-items:center;
    }
    .download-cta h2{font-size:clamp(26px,3vw,40px);line-height:1.18;margin:0 0 12px;font-weight:950;letter-spacing:-.05em}
    .download-cta p{color:var(--muted);margin:0;max-width:720px}
    .rule-card{border-radius:24px;background:rgba(8,7,16,.72);border:1px solid rgba(255,184,77,.34);padding:20px}
    .rule-card strong{display:block;color:#ffe0ad;margin-bottom:8px}
    .rule-card span{color:var(--muted);font-size:14px}
    .faq-wrap{display:grid;grid-template-columns:.38fr 1fr;gap:24px;align-items:start}
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
      padding:18px 20px;background:transparent;color:#fff;text-align:left;font-weight:900;
    }
    .faq-q span:first-child{display:flex;align-items:center;gap:12px}
    .faq-num{font-size:12px;color:#ffd8ed;border:1px solid rgba(255,47,154,.35);border-radius:999px;padding:4px 8px;background:rgba(255,47,154,.10)}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
    .faq-a p{margin:0;padding:0 20px 18px 64px;color:var(--muted);font-size:15px}
    .faq-item.open{border-color:var(--line-strong);background:rgba(255,255,255,.055)}
    .faq-item.open .faq-a{max-height:180px}
    .site-footer{
      border-top:1px solid var(--line);
      background:rgba(5,5,12,.86);
      padding:42px 0 28px;
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:24px}
    .footer-title{font-weight:950;font-size:20px;letter-spacing:-.04em;margin-bottom:10px}
    .footer-text,.footer-links a,.copyright{color:var(--muted);font-size:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a:hover{color:#fff}
    .copyright{margin-top:28px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
    @media (max-width:1024px){
      .hero-grid{grid-template-columns:1fr}
      .value-stack{grid-template-columns:repeat(2,1fr)}
      .entry-grid,.feature-layout,.resource-layout,.news-layout,.faq-wrap,.download-cta{grid-template-columns:1fr}
      .feature-card:nth-child(even),.feature-card:nth-child(even):hover{transform:none}
      .quote-grid{grid-template-columns:repeat(2,1fr)}
      .wall-grid{grid-template-columns:1fr 1fr}
      .wall-card.large{grid-column:span 2}
      .resource-card{grid-template-columns:150px 1fr}
      .resource-card .btn{grid-column:1/-1}
    }
    @media (max-width:768px){
      :root{--nav-h:68px}
      .container{width:min(100% - 28px,var(--container))}
      .nav-links,.nav-actions{display:none}
      .menu-btn{display:inline-flex;align-items:center;justify-content:center}
      .site-header.mobile-open{height:auto}
      .site-header.mobile-open .nav-wrap{flex-wrap:wrap;padding:12px 0;height:auto}
      .site-header.mobile-open .nav-links{
        order:3;display:grid;width:100%;grid-template-columns:1fr;gap:8px;padding:10px 0 4px
      }
      .site-header.mobile-open .nav-actions{display:flex;width:100%;order:4}
      .mega{display:none}
      .section{padding:56px 0}
      .countdown-bar{align-items:flex-start;flex-direction:column}
      .count-copy{align-items:flex-start;flex-direction:column;gap:8px}
      .timer{width:100%;justify-content:space-between}
      .time-box{min-width:0;flex:1}
      .hero{padding:28px 0 58px}
      .hero-stage{padding:24px;border-radius:28px}
      .value-stack{grid-template-columns:1fr}
      .product-shot{padding:12px;border-radius:24px}
      .shot-screen{min-height:190px}
      .screen-grid{grid-template-columns:1fr;inset:12px}
      .screen-card:nth-child(2){display:none}
      .hero-actions .btn{width:100%}
      .section-head{display:block}
      .entry-grid{grid-template-columns:1fr}
      .entry-card.large{grid-row:auto;min-height:auto}
      .resource-card{grid-template-columns:1fr}
      .thumb{height:160px}
      .news-list a{display:block}
      .news-list small{display:block;margin-top:5px}
      .quote-grid,.wall-grid{grid-template-columns:1fr}
      .wall-card.large{grid-column:auto}
      .wall-card{min-height:220px}
      .download-cta{padding:22px;border-radius:28px}
      .faq-a p{padding-left:20px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .brand{font-size:15px}
      .brand-mark{width:34px;height:34px}
      .metric-row{grid-template-columns:1fr}
      .hero-intro,.section-desc{font-size:15px}
      .btn{width:100%}
    }

/* roulang page: category1 */
:root{
      --bg:#09070d;
      --bg-2:#120916;
      --panel:#17101f;
      --panel-2:#21142b;
      --panel-soft:rgba(255,255,255,.055);
      --text:#f6f2ff;
      --muted:#bdb4cc;
      --weak:#847993;
      --line:rgba(255,255,255,.1);
      --line-strong:rgba(255,86,186,.38);
      --pink:#ff3fae;
      --pink-2:#ff6bd1;
      --purple:#7b5cff;
      --blue:#43b7ff;
      --amber:#ffb54a;
      --green:#66e2a5;
      --radius:24px;
      --radius-sm:14px;
      --shadow:0 24px 80px rgba(0,0,0,.48);
      --glow:0 0 30px rgba(255,63,174,.22);
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 14% 4%, rgba(255,63,174,.22), transparent 32%),
        radial-gradient(circle at 86% 18%, rgba(123,92,255,.20), transparent 34%),
        radial-gradient(circle at 70% 80%, rgba(67,183,255,.12), transparent 34%),
        linear-gradient(180deg,#08060b 0%,#120917 48%,#07060b 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.32;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 82%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(120deg,transparent 0%,rgba(255,255,255,.04) 38%,transparent 40%),
        radial-gradient(circle at center,transparent 0%,rgba(0,0,0,.58) 78%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:inherit}
    button,input{font:inherit}
    button{border:0}
    img{max-width:100%;display:block}
    ::selection{background:rgba(255,63,174,.42);color:#fff}
    .container{max-width:var(--container);padding-left:22px;padding-right:22px}
    .section{padding:82px 0;position:relative}
    .section-tight{padding:52px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:999px;
      background:rgba(255,255,255,.045);
      color:#f6eafd;
      font-size:13px;
      letter-spacing:.02em;
    }
    .eyebrow:before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--pink);
      box-shadow:0 0 16px var(--pink);
    }
    .section-title{
      margin:14px 0 14px;
      font-size:clamp(26px,3vw,38px);
      line-height:1.18;
      letter-spacing:-.04em;
      font-weight:900;
    }
    .section-desc{
      max-width:780px;
      margin:0;
      color:var(--muted);
      font-size:16px;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      background:linear-gradient(180deg,rgba(9,7,13,.92),rgba(9,7,13,.72));
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .nav-wrap{
      min-height:74px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      position:relative;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.03em;
      color:#fff;
      outline:none;
    }
    .brand:hover .brand-mark{transform:skew(-8deg) scale(1.05);box-shadow:0 0 24px rgba(255,63,174,.48)}
    .brand:focus-visible,.nav-item:focus-visible,.mega-card:focus-visible,.btn-main:focus-visible,.btn-ghost:focus-visible,.filter-chip:focus-visible,.faq-question:focus-visible{
      outline:2px solid rgba(255,181,74,.9);
      outline-offset:3px;
    }
    .brand-mark{
      width:22px;height:34px;border-radius:7px;
      background:linear-gradient(180deg,var(--pink),var(--purple));
      box-shadow:0 0 18px rgba(255,63,174,.38);
      position:relative;
      transition:.25s ease;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:5px 6px;
      border:1px solid rgba(255,255,255,.55);
      border-radius:4px;
    }
    .nav-area{display:flex;align-items:center;gap:10px;position:relative}
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(255,255,255,.07);
      background:rgba(255,255,255,.035);
      border-radius:999px;
    }
    .nav-item{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 17px;
      border-radius:999px;
      color:#cfc6dc;
      font-size:14px;
      font-weight:700;
      transition:.22s ease;
    }
    .nav-item:hover{
      color:#fff;
      background:rgba(255,255,255,.065);
    }
    .nav-item.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(255,63,174,.24),rgba(123,92,255,.20));
      box-shadow:inset 0 0 0 1px rgba(255,63,174,.35);
    }
    .nav-item:after{
      content:"";
      position:absolute;
      left:18px;right:18px;bottom:5px;
      height:2px;border-radius:999px;
      background:linear-gradient(90deg,var(--pink),var(--purple));
      transform:scaleX(0);
      transform-origin:center;
      transition:.22s ease;
    }
    .nav-item:hover:after,.nav-item.active:after{transform:scaleX(1)}
    .mega{
      position:absolute;
      top:calc(100% + 15px);
      left:50%;
      width:min(680px,calc(100vw - 44px));
      transform:translate(-50%,8px);
      opacity:0;
      visibility:hidden;
      pointer-events:none;
      transition:.22s ease;
      padding:12px;
      border:1px solid rgba(255,255,255,.10);
      background:linear-gradient(180deg,rgba(25,17,33,.96),rgba(14,10,19,.96));
      border-radius:22px;
      box-shadow:var(--shadow),var(--glow);
    }
    .nav-area:hover .mega,.nav-area.open .mega{
      opacity:1;
      visibility:visible;
      transform:translate(-50%,0);
      pointer-events:auto;
    }
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .mega-card{
      display:flex;
      flex-direction:column;
      gap:7px;
      min-height:142px;
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
      transition:.22s ease;
    }
    .mega-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,63,174,.45);
      background:rgba(255,255,255,.075);
      box-shadow:0 16px 38px rgba(0,0,0,.28);
    }
    .mega-card strong{font-size:16px;line-height:1.35}
    .mega-card span:last-child{font-size:13px;color:var(--muted);line-height:1.55}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .age-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(255,181,74,.34);
      color:#ffe0ad;
      background:rgba(255,181,74,.11);
      font-size:13px;
      font-weight:800;
      white-space:nowrap;
    }
    .menu-btn{
      display:none;
      width:44px;height:44px;
      border-radius:13px;
      color:#fff;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
    }
    .badge{
      display:inline-flex;
      align-items:center;
      width:max-content;
      gap:6px;
      padding:5px 9px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      line-height:1;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
      color:#efe9f8;
    }
    .badge.pink{border-color:rgba(255,63,174,.45);background:rgba(255,63,174,.14);color:#ffd4ee}
    .badge.amber{border-color:rgba(255,181,74,.5);background:rgba(255,181,74,.14);color:#ffe1ad}
    .badge.blue{border-color:rgba(67,183,255,.42);background:rgba(67,183,255,.12);color:#d6efff}
    .badge.purple{border-color:rgba(123,92,255,.44);background:rgba(123,92,255,.15);color:#e2dcff}
    .badge.green{border-color:rgba(102,226,165,.4);background:rgba(102,226,165,.11);color:#d6ffe9}
    .top-alert{
      border-bottom:1px solid rgba(255,255,255,.08);
      background:linear-gradient(90deg,rgba(255,63,174,.13),rgba(123,92,255,.08),rgba(255,181,74,.08));
    }
    .alert-inner{
      min-height:54px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      color:#eee7f8;
      font-size:14px;
    }
    .countdown{
      display:flex;
      align-items:center;
      gap:7px;
      font-variant-numeric:tabular-nums;
      font-weight:900;
      color:#fff;
    }
    .time-box{
      min-width:38px;
      padding:4px 7px;
      text-align:center;
      border-radius:9px;
      background:linear-gradient(180deg,rgba(255,63,174,.24),rgba(123,92,255,.20));
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 0 16px rgba(255,63,174,.16);
    }
    .btn-main,.btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:0 20px;
      border-radius:999px;
      font-weight:900;
      transition:.22s ease;
      white-space:nowrap;
    }
    .btn-main{
      color:#fff;
      background:linear-gradient(135deg,var(--pink),#d82dff 55%,var(--purple));
      box-shadow:0 12px 38px rgba(255,63,174,.28);
    }
    .btn-main:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 48px rgba(255,63,174,.38);
    }
    .btn-ghost{
      color:#f6f0ff;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.14);
    }
    .btn-ghost:hover{
      transform:translateY(-2px);
      border-color:rgba(255,63,174,.48);
      background:rgba(255,255,255,.08);
    }
    .category-hero{
      padding:74px 0 56px;
      position:relative;
      overflow:hidden;
    }
    .category-hero:before{
      content:"";
      position:absolute;
      inset:34px auto auto 52%;
      width:520px;height:520px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(255,63,174,.22),transparent 62%);
      filter:blur(2px);
      pointer-events:none;
    }
    .breadcrumb-line{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      color:var(--weak);
      font-size:14px;
      margin-bottom:24px;
    }
    .breadcrumb-line a{color:#d9d0e8}
    .breadcrumb-line a:hover{color:#fff}
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) 390px;
      gap:34px;
      align-items:center;
      position:relative;
      z-index:1;
    }
    .hero-copy h1{
      margin:16px 0 18px;
      font-size:clamp(32px,5vw,55px);
      line-height:1.06;
      letter-spacing:-.06em;
      font-weight:950;
    }
    .hero-copy p{
      max-width:760px;
      color:#d4cadf;
      font-size:17px;
      margin:0 0 24px;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin:28px 0;
    }
    .parameter-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
      margin-top:28px;
    }
    .param{
      padding:15px 14px;
      border-radius:17px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.09);
    }
    .param small{display:block;color:var(--weak);font-size:12px;margin-bottom:4px}
    .param strong{font-size:15px}
    .vertical-panel{
      min-height:610px;
      border-radius:34px;
      padding:18px;
      border:1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.035)),
        radial-gradient(circle at 50% 12%,rgba(255,63,174,.28),transparent 42%),
        linear-gradient(160deg,#1b1025,#0c0710);
      box-shadow:var(--shadow),0 0 70px rgba(123,92,255,.18);
      position:relative;
      overflow:hidden;
    }
    .vertical-panel:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,transparent,rgba(255,255,255,.06),transparent),
        repeating-linear-gradient(0deg,rgba(255,255,255,.025) 0 1px,transparent 1px 11px);
      opacity:.65;
    }
    .vertical-inner{
      position:relative;
      z-index:1;
      height:100%;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:18px;
      border-radius:24px;
      padding:18px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(7,6,11,.45);
    }
    .status-stack{display:flex;flex-wrap:wrap;gap:8px}
    .pulse-ring{
      margin:auto;
      width:190px;height:190px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:
        radial-gradient(circle,rgba(255,63,174,.28) 0 25%,transparent 26%),
        conic-gradient(from 210deg,var(--pink),var(--purple),var(--blue),var(--pink));
      box-shadow:0 0 60px rgba(255,63,174,.32);
      position:relative;
    }
    .pulse-ring:before{
      content:"";
      position:absolute;
      inset:12px;
      border-radius:50%;
      background:#0f0915;
    }
    .pulse-ring strong{
      position:relative;
      z-index:1;
      text-align:center;
      font-size:22px;
      line-height:1.25;
      letter-spacing:-.03em;
    }
    .mini-dashboard{
      display:grid;
      gap:10px;
    }
    .dash-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 13px;
      border-radius:15px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      color:#eee8f7;
      font-size:13px;
    }
    .dash-row span:last-child{color:#fff;font-weight:900}
    .filter-box{
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.10);
      background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));
      box-shadow:0 18px 60px rgba(0,0,0,.24);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .filter-scroll{
      display:flex;
      gap:10px;
      overflow:auto;
      scrollbar-width:none;
      padding-bottom:2px;
    }
    .filter-scroll::-webkit-scrollbar{display:none}
    .filter-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      height:40px;
      padding:0 15px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.045);
      color:#d9d1e6;
      font-size:14px;
      font-weight:800;
      white-space:nowrap;
      transition:.22s ease;
    }
    .filter-chip:hover,.filter-chip.active{
      color:#fff;
      border-color:rgba(255,63,174,.45);
      background:rgba(255,63,174,.13);
    }
    .scope-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:24px;
      margin-top:28px;
    }
    .scope-card,.info-card,.rule-panel,.list-card,.process-card,.faq-item,.cta-band{
      border:1px solid rgba(255,255,255,.10);
      background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.032));
      border-radius:var(--radius);
      box-shadow:0 18px 55px rgba(0,0,0,.22);
    }
    .scope-card{
      padding:26px;
      position:relative;
      overflow:hidden;
      transition:.22s ease;
    }
    .scope-card:before{
      content:"";
      position:absolute;
      top:0;left:0;right:0;height:3px;
      background:linear-gradient(90deg,var(--pink),var(--purple),transparent);
    }
    .scope-card:hover{
      transform:translateY(-4px);
      border-color:rgba(255,63,174,.38);
      background:linear-gradient(180deg,rgba(255,255,255,.085),rgba(255,255,255,.04));
    }
    .scope-card h2,.scope-card h3{margin:14px 0 10px;font-size:23px;letter-spacing:-.03em;font-weight:900}
    .scope-card p{margin:0;color:var(--muted)}
    .icon-box{
      width:48px;height:48px;border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,rgba(255,63,174,.20),rgba(123,92,255,.18));
      border:1px solid rgba(255,255,255,.10);
      color:#fff;
      font-size:22px;
    }
    .main-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:26px;
      align-items:start;
      margin-top:34px;
    }
    .list-stack{display:grid;gap:18px}
    .list-card{
      display:grid;
      grid-template-columns:230px minmax(0,1fr);
      gap:20px;
      padding:16px;
      overflow:hidden;
      transition:.22s ease;
    }
    .list-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,63,174,.4);
      box-shadow:0 24px 70px rgba(0,0,0,.34),0 0 34px rgba(255,63,174,.13);
    }
    .abstract-thumb{
      min-height:162px;
      border-radius:18px;
      position:relative;
      overflow:hidden;
      background:
        radial-gradient(circle at 28% 24%,rgba(255,63,174,.55),transparent 28%),
        radial-gradient(circle at 78% 70%,rgba(67,183,255,.28),transparent 30%),
        linear-gradient(145deg,#2b1236,#120a18 58%,#08070c);
      border:1px solid rgba(255,255,255,.10);
    }
    .abstract-thumb:after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg,transparent 0 42%,rgba(255,255,255,.10) 43%,transparent 45%),
        repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 18px);
      opacity:.72;
      transition:.25s ease;
    }
    .list-card:hover .abstract-thumb:after{transform:scale(1.04);opacity:.9}
    .list-content{padding:4px 4px 4px 0}
    .list-meta{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-bottom:12px;
    }
    .list-content h2,.list-content h3{
      margin:0 0 10px;
      font-size:22px;
      line-height:1.35;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .list-content p{
      color:var(--muted);
      margin:0 0 16px;
      font-size:15px;
    }
    .card-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#fff;
      font-weight:900;
      font-size:14px;
    }
    .card-link:after{
      content:"→";
      transition:.2s ease;
      color:var(--pink-2);
    }
    .card-link:hover:after{transform:translateX(4px)}
    .side-stack{
      position:sticky;
      top:96px;
      display:grid;
      gap:16px;
    }
    .rule-panel{
      padding:22px;
    }
    .rule-panel h2,.rule-panel h3{
      margin:0 0 12px;
      font-size:21px;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .rule-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .rule-list li{
      display:flex;
      gap:11px;
      color:#d4cbe0;
      font-size:14px;
    }
    .rule-list li:before{
      content:"";
      flex:0 0 9px;
      width:9px;height:9px;
      margin-top:9px;
      border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 14px rgba(255,181,74,.35);
    }
    .process-grid{
      display:grid;
      grid-template-columns:1fr 1.05fr 1fr;
      gap:18px;
      margin-top:30px;
    }
    .process-card{
      padding:24px;
      min-height:220px;
      transition:.22s ease;
      position:relative;
      overflow:hidden;
    }
    .process-card:after{
      content:attr(data-step);
      position:absolute;
      right:18px;
      bottom:-14px;
      font-size:86px;
      line-height:1;
      font-weight:950;
      color:rgba(255,255,255,.045);
      letter-spacing:-.08em;
    }
    .process-card:hover{
      transform:translateY(-4px);
      border-color:rgba(123,92,255,.45);
    }
    .process-card h3{margin:14px 0 10px;font-size:22px;font-weight:900}
    .process-card p{margin:0;color:var(--muted)}
    .process-card:nth-child(2){transform:translateY(22px);background:linear-gradient(180deg,rgba(255,63,174,.105),rgba(255,255,255,.035))}
    .process-card:nth-child(2):hover{transform:translateY(17px)}
    .cta-band{
      position:relative;
      overflow:hidden;
      padding:34px;
      display:grid;
      grid-template-columns:minmax(0,1fr) 320px;
      gap:24px;
      align-items:center;
      background:
        radial-gradient(circle at 15% 50%,rgba(255,63,174,.24),transparent 32%),
        radial-gradient(circle at 90% 40%,rgba(123,92,255,.26),transparent 34%),
        linear-gradient(135deg,rgba(255,255,255,.075),rgba(255,255,255,.035));
    }
    .cta-band:before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(115deg,transparent,rgba(255,255,255,.07),transparent);
      transform:translateX(-48%);
    }
    .cta-band > *{position:relative;z-index:1}
    .cta-band h2{
      margin:12px 0 10px;
      font-size:clamp(25px,3vw,38px);
      line-height:1.18;
      font-weight:950;
      letter-spacing:-.05em;
    }
    .cta-band p{margin:0;color:var(--muted)}
    .cta-note{
      padding:20px;
      border-radius:20px;
      background:rgba(0,0,0,.22);
      border:1px solid rgba(255,255,255,.1);
    }
    .cta-note strong{display:block;margin-bottom:8px}
    .faq-wrap{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:30px;
      align-items:start;
    }
    .faq-list{display:grid;gap:14px}
    .faq-item{
      overflow:hidden;
      transition:.22s ease;
    }
    .faq-item.active{
      border-color:rgba(255,63,174,.42);
      background:linear-gradient(180deg,rgba(255,63,174,.095),rgba(255,255,255,.035));
    }
    .faq-question{
      width:100%;
      padding:20px 22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      color:#fff;
      background:transparent;
      text-align:left;
      font-weight:900;
      cursor:pointer;
    }
    .faq-question span:first-child{
      display:flex;
      align-items:center;
      gap:11px;
    }
    .faq-question em{
      font-style:normal;
      min-width:30px;height:30px;border-radius:999px;
      display:grid;place-items:center;
      color:#ffd4ee;
      background:rgba(255,63,174,.14);
      border:1px solid rgba(255,63,174,.32);
      font-size:12px;
    }
    .faq-icon{
      color:var(--pink-2);
      transition:.22s ease;
      font-size:20px;
    }
    .faq-item.active .faq-icon{transform:rotate(45deg)}
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .25s ease;
    }
    .faq-answer p{
      margin:0;
      padding:0 22px 22px 63px;
      color:var(--muted);
      font-size:15px;
    }
    .site-footer{
      border-top:1px solid rgba(255,255,255,.09);
      background:linear-gradient(180deg,rgba(10,7,14,.7),rgba(5,4,8,.98));
      padding:54px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .8fr 1fr;
      gap:32px;
    }
    .footer-title{
      font-size:18px;
      font-weight:950;
      margin-bottom:12px;
      letter-spacing:-.03em;
    }
    .footer-text{
      color:var(--muted);
      margin:0;
      font-size:14px;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:#cfc6dc;
      font-size:14px;
      transition:.2s ease;
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .copyright{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      color:var(--weak);
      font-size:13px;
    }
    @media (max-width:1024px){
      .hero-grid,.main-layout,.faq-wrap,.cta-band{grid-template-columns:1fr}
      .vertical-panel{min-height:520px;max-width:430px;margin:0 auto}
      .side-stack{position:static}
      .parameter-strip{grid-template-columns:repeat(2,1fr)}
      .process-grid{grid-template-columns:1fr}
      .process-card:nth-child(2),.process-card:nth-child(2):hover{transform:none}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .container{padding-left:16px;padding-right:16px}
      .section{padding:58px 0}
      .nav-wrap{min-height:66px}
      .brand span:last-child{max-width:190px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .menu-btn{display:grid;place-items:center}
      .nav-area{
        position:absolute;
        left:16px;
        right:16px;
        top:calc(100% + 10px);
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        border-radius:22px;
        border:1px solid rgba(255,255,255,.1);
        background:rgba(17,11,23,.96);
        box-shadow:var(--shadow);
      }
      .site-header.menu-open .nav-area{display:flex}
      .nav-links{
        flex-direction:column;
        border-radius:16px;
        align-items:stretch;
      }
      .nav-item{justify-content:flex-start;border-radius:13px}
      .mega{
        position:static;
        width:100%;
        transform:none;
        opacity:1;
        visibility:visible;
        pointer-events:auto;
        box-shadow:none;
        padding:0;
        margin-top:10px;
        background:transparent;
        border:0;
      }
      .mega-grid{grid-template-columns:1fr}
      .mega-card{min-height:auto}
      .nav-actions{display:none}
      .alert-inner{
        min-height:auto;
        padding:12px 0;
        flex-direction:column;
        align-items:flex-start;
        gap:10px;
      }
      .category-hero{padding:48px 0 38px}
      .hero-actions{align-items:stretch}
      .btn-main,.btn-ghost{width:100%;min-height:50px}
      .filter-box{align-items:flex-start;flex-direction:column}
      .scope-grid{grid-template-columns:1fr}
      .list-card{grid-template-columns:1fr}
      .abstract-thumb{min-height:190px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column}
    }
    @media (max-width:520px){
      .brand span:last-child{max-width:160px}
      .hero-copy h1{font-size:32px}
      .parameter-strip{grid-template-columns:1fr}
      .vertical-panel{min-height:480px;border-radius:26px}
      .pulse-ring{width:160px;height:160px}
      .faq-answer p{padding-left:22px}
      .cta-band{padding:24px}
    }