/* roulang page: index */
:root{
      --bg:#080b0d;
      --bg-2:#0e1417;
      --panel:#121a1e;
      --panel-2:#162126;
      --card:#151f24;
      --card-soft:rgba(21,31,36,.84);
      --text:#eef7f4;
      --muted:#a8b9b4;
      --weak:#748782;
      --line:rgba(161,255,231,.13);
      --line-strong:rgba(75,232,206,.32);
      --brand:#38e6ca;
      --brand-2:#35a7ff;
      --accent:#ffb85c;
      --purple:#7967ff;
      --danger:#ff6b80;
      --shadow:0 20px 60px rgba(0,0,0,.36);
      --shadow-soft:0 12px 32px rgba(0,0,0,.22);
      --radius-lg:24px;
      --radius:18px;
      --radius-sm:12px;
      --container:1200px;
      --nav-h:76px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.72;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 8%,rgba(56,230,202,.12),transparent 34%),
        radial-gradient(circle at 86% 14%,rgba(53,167,255,.10),transparent 30%),
        linear-gradient(180deg,var(--bg),#0b1013 45%,#080b0d);
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(56,230,202,.28);color:#fff}
    .container{width:min(100% - 40px,var(--container));margin-inline:auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      height:var(--nav-h);
      display:flex;align-items:center;
      background:rgba(8,11,13,.78);
      backdrop-filter:blur(16px);
      border-bottom:1px solid var(--line);
    }
    .nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{
      display:flex;align-items:center;gap:12px;min-width:max-content;
      font-weight:800;letter-spacing:.2px;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      color:#06100e;font-weight:900;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 0 0 6px rgba(56,230,202,.08),0 12px 28px rgba(56,230,202,.18);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.12}
    .brand-text strong{font-size:17px}
    .brand-text span{font-size:12px;color:var(--muted);font-weight:600;margin-top:4px}
    .nav-menu{display:flex;align-items:center;gap:8px}
    .nav-menu a{
      position:relative;
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      transition:var(--ease);
    }
    .nav-menu a:hover,.nav-menu a:focus{
      color:var(--text);
      background:rgba(255,255,255,.06);
      outline:none;
    }
    .nav-menu a.active{
      color:#06100e;
      background:linear-gradient(135deg,var(--brand),#8df7df);
      box-shadow:0 10px 24px rgba(56,230,202,.16);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .tool-link{
      padding:10px 14px;border:1px solid var(--line-strong);
      border-radius:999px;color:var(--text);
      background:rgba(56,230,202,.07);
      font-size:14px;font-weight:800;
      transition:var(--ease);
    }
    .tool-link:hover,.tool-link:focus{transform:translateY(-2px);background:rgba(56,230,202,.13);outline:none}
    .menu-toggle{
      display:none;
      width:42px;height:42px;border-radius:12px;
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
      color:var(--text);
    }
    .menu-toggle span{display:block;width:18px;height:2px;background:currentColor;margin:4px auto;border-radius:2px;transition:var(--ease)}
    main{position:relative}
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .section-head{
      display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
      margin-bottom:32px;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--brand);
      font-size:13px;font-weight:900;letter-spacing:.08em;
      text-transform:uppercase;
      margin-bottom:12px;
    }
    .eyebrow::before{
      content:"";width:8px;height:8px;border-radius:50%;
      background:var(--brand);box-shadow:0 0 18px var(--brand);
    }
    h1,h2,h3{line-height:1.18;letter-spacing:-.02em}
    h1{font-size:clamp(32px,5vw,58px);font-weight:900}
    h2{font-size:clamp(26px,3vw,36px);font-weight:900}
    h3{font-size:20px;font-weight:850}
    p{color:var(--muted)}
    .lead{font-size:18px;color:#c9d8d5;max-width:760px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:12px 18px;border-radius:14px;
      font-weight:900;font-size:15px;
      transition:var(--ease);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--brand),#93ffe6);
      color:#06100e;
      box-shadow:0 16px 34px rgba(56,230,202,.18);
    }
    .btn-primary:hover,.btn-primary:focus{transform:translateY(-3px);box-shadow:0 20px 42px rgba(56,230,202,.27);outline:none}
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border-color:var(--line);
    }
    .btn-secondary:hover,.btn-secondary:focus{transform:translateY(-3px);border-color:var(--line-strong);background:rgba(255,255,255,.09);outline:none}
    .tag,.badge{
      display:inline-flex;align-items:center;gap:6px;
      border-radius:999px;
      padding:6px 10px;
      font-size:12px;font-weight:800;
      color:#cfeee8;
      background:rgba(56,230,202,.10);
      border:1px solid rgba(56,230,202,.18);
    }
    .badge-amber{color:#ffe1b6;background:rgba(255,184,92,.12);border-color:rgba(255,184,92,.24)}
    .badge-blue{color:#c6e7ff;background:rgba(53,167,255,.12);border-color:rgba(53,167,255,.22)}
    .hero{
      min-height:calc(100vh - var(--nav-h));
      padding:86px 0 70px;
      position:relative;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;inset:0;
      background:
        linear-gradient(90deg,rgba(8,11,13,.95) 0%,rgba(8,11,13,.84) 43%,rgba(8,11,13,.40) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      opacity:.92;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;right:-180px;top:80px;width:560px;height:560px;
      background:conic-gradient(from 180deg,rgba(56,230,202,.18),rgba(53,167,255,.08),rgba(255,184,92,.09),rgba(56,230,202,.18));
      filter:blur(24px);
      border-radius:40%;
      z-index:-1;
      animation:floatGlow 8s ease-in-out infinite alternate;
    }
    @keyframes floatGlow{from{transform:translateY(-10px) rotate(0deg)}to{transform:translateY(24px) rotate(10deg)}}
    .hero-grid{
      display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;
    }
    .hero-copy{max-width:740px}
    .hero-title span{
      display:block;
      background:linear-gradient(135deg,#fff,var(--brand) 55%,#a8dfff);
      -webkit-background-clip:text;background-clip:text;color:transparent;
    }
    .hero-desc{margin-top:22px;font-size:18px;color:#c7d7d2;max-width:660px}
    .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
    .hero-note{
      display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;
      color:var(--muted);font-size:13px;
    }
    .hero-panel{
      position:relative;
      min-height:430px;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(18,26,30,.84),rgba(12,18,21,.72));
      box-shadow:var(--shadow);
      overflow:hidden;
      padding:22px;
    }
    .hero-panel::before{
      content:"";
      position:absolute;inset:0;
      background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      opacity:.25;
    }
    .status-board{position:relative;z-index:1;display:grid;gap:16px}
    .board-top{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      padding:16px;border-radius:18px;background:rgba(0,0,0,.28);
      border:1px solid var(--line);
    }
    .pulse{width:10px;height:10px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 8px rgba(56,230,202,.12)}
    .board-list{display:grid;gap:12px;margin-top:76px}
    .board-item{
      display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;
      padding:14px;border-radius:16px;
      background:rgba(8,11,13,.58);
      border:1px solid rgba(255,255,255,.08);
      backdrop-filter:blur(10px);
    }
    .board-icon{
      width:38px;height:38px;border-radius:13px;
      display:grid;place-items:center;
      background:rgba(56,230,202,.12);
      color:var(--brand);font-weight:900;
    }
    .board-item strong{display:block;font-size:15px}
    .board-item small{display:block;color:var(--weak);font-size:12px;margin-top:2px}
    .quick-strip{
      margin-top:-34px;position:relative;z-index:4;
    }
    .quick-grid{
      display:grid;grid-template-columns:repeat(5,1fr);gap:14px;
      padding:14px;
      border-radius:24px;
      background:rgba(18,26,30,.88);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(14px);
    }
    .quick-card{
      padding:18px 16px;border-radius:18px;
      background:rgba(255,255,255,.035);
      border:1px solid rgba(255,255,255,.06);
      transition:var(--ease);
    }
    .quick-card:hover{transform:translateY(-4px);border-color:var(--line-strong);background:rgba(56,230,202,.07)}
    .quick-card b{display:block;margin-bottom:5px}
    .quick-card span{font-size:13px;color:var(--muted)}
    .category-grid{
      display:grid;grid-template-columns:1.15fr .85fr;gap:22px;
    }
    .topic-card{
      position:relative;overflow:hidden;
      min-height:330px;border-radius:var(--radius-lg);
      background:var(--card);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .topic-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
    .topic-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;opacity:.52;transition:var(--ease)}
    .topic-card:hover img{transform:scale(1.04);opacity:.62}
    .topic-content{
      position:absolute;inset:auto 0 0 0;padding:28px;
      background:linear-gradient(180deg,transparent,rgba(8,11,13,.90) 35%,rgba(8,11,13,.98));
    }
    .topic-content p{
      margin-top:10px;
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .mini-stack{display:grid;gap:22px}
    .mini-card{
      padding:24px;border-radius:var(--radius);
      background:linear-gradient(145deg,rgba(21,31,36,.96),rgba(14,20,23,.96));
      border:1px solid var(--line);
      min-height:154px;
      transition:var(--ease);
    }
    .mini-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
    .mini-card p{margin-top:10px;font-size:14px}
    .content-mosaic{
      display:grid;grid-template-columns:repeat(12,1fr);gap:22px;
    }
    .content-card{
      grid-column:span 4;
      border-radius:var(--radius);
      background:var(--card-soft);
      border:1px solid var(--line);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .content-card.large{grid-column:span 7}
    .content-card.wide{grid-column:span 5}
    .content-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
    .content-img{height:190px;position:relative;overflow:hidden}
    .content-card.large .content-img{height:260px}
    .content-img img{width:100%;height:100%;object-fit:cover;transition:var(--ease)}
    .content-card:hover .content-img img{transform:scale(1.04)}
    .content-img .badge{position:absolute;left:14px;top:14px}
    .content-body{padding:20px}
    .content-body h3{
      white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
    }
    .content-body p{
      margin-top:10px;font-size:14px;
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .card-foot{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      margin-top:18px;padding-top:14px;border-top:1px solid rgba(255,255,255,.07);
      color:var(--weak);font-size:12px;
    }
    .notice-wrap{
      display:grid;grid-template-columns:.92fr 1.08fr;gap:30px;align-items:stretch;
    }
    .notice-visual{
      min-height:420px;border-radius:var(--radius-lg);
      background:
        linear-gradient(180deg,rgba(8,11,13,.18),rgba(8,11,13,.82)),
        url('/assets/images/coverpic/cover-4.webp') center/cover no-repeat;
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      display:flex;align-items:flex-end;
      padding:28px;
    }
    .notice-visual p{max-width:430px;color:#d2e2df;margin-top:10px}
    .notice-list{
      display:grid;gap:14px;
    }
    .notice-item{
      display:grid;grid-template-columns:auto 1fr;gap:16px;
      padding:20px;border-radius:18px;
      background:rgba(21,31,36,.78);
      border:1px solid var(--line);
      transition:var(--ease);
    }
    .notice-item:hover{transform:translateX(4px);border-color:var(--line-strong);background:rgba(21,31,36,.95)}
    .date-pill{
      width:70px;height:70px;border-radius:18px;
      display:flex;flex-direction:column;align-items:center;justify-content:center;
      background:rgba(56,230,202,.10);
      border:1px solid rgba(56,230,202,.22);
      color:var(--brand);
      font-weight:900;
      line-height:1.05;
    }
    .date-pill small{font-size:12px;color:var(--muted);margin-top:6px}
    .notice-item p{font-size:14px;margin-top:6px}
    .info-band{
      border-radius:var(--radius-lg);
      background:
        linear-gradient(135deg,rgba(56,230,202,.08),rgba(53,167,255,.06)),
        rgba(18,26,30,.88);
      border:1px solid var(--line);
      padding:34px;
      display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
    }
    .metric{
      padding:18px;border-radius:18px;
      background:rgba(0,0,0,.16);
      border:1px solid rgba(255,255,255,.06);
    }
    .metric strong{display:block;font-size:26px;color:var(--text)}
    .metric span{display:block;margin-top:6px;color:var(--muted);font-size:13px}
    .guide-grid{
      display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
    }
    .guide-card{
      padding:24px;border-radius:var(--radius);
      background:rgba(21,31,36,.82);
      border:1px solid var(--line);
      position:relative;
      overflow:hidden;
      transition:var(--ease);
    }
    .guide-card::after{
      content:"";
      position:absolute;right:-34px;top:-34px;width:110px;height:110px;
      border-radius:50%;background:rgba(56,230,202,.08);
    }
    .guide-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
    .step-num{
      width:42px;height:42px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg,rgba(56,230,202,.20),rgba(53,167,255,.12));
      color:var(--brand);font-weight:900;margin-bottom:18px;
      border:1px solid rgba(56,230,202,.22);
    }
    .faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:start}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border:1px solid var(--line);
      border-radius:18px;
      overflow:hidden;
      background:rgba(21,31,36,.82);
    }
    .faq-q{
      width:100%;
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:18px 20px;
      color:var(--text);
      background:transparent;
      text-align:left;
      font-weight:850;
      transition:var(--ease);
    }
    .faq-q:hover,.faq-q:focus{background:rgba(255,255,255,.04);outline:none}
    .faq-q i{
      width:24px;height:24px;border-radius:8px;
      display:grid;place-items:center;font-style:normal;
      background:rgba(56,230,202,.10);color:var(--brand);
      transition:var(--ease);
    }
    .faq-a{
      display:none;
      padding:0 20px 18px;
      color:var(--muted);
      font-size:14px;
    }
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q i{transform:rotate(45deg)}
    .cta{
      padding:0 0 88px;
    }
    .cta-box{
      position:relative;overflow:hidden;
      border-radius:30px;
      padding:46px;
      background:
        linear-gradient(120deg,rgba(8,11,13,.86),rgba(8,11,13,.62)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      border:1px solid var(--line-strong);
      box-shadow:var(--shadow);
    }
    .cta-box::after{
      content:"";
      position:absolute;right:34px;bottom:-70px;width:240px;height:240px;
      border-radius:50%;background:rgba(56,230,202,.13);filter:blur(10px);
    }
    .cta-content{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-content p{margin-top:12px;max-width:650px}
    .site-footer{
      border-top:1px solid var(--line);
      background:#070a0c;
      padding:46px 0 26px;
    }
    .footer-grid{
      display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:34px;
      padding-bottom:30px;
    }
    .footer-brand p{margin-top:14px;max-width:520px;font-size:14px}
    .footer-col h3{font-size:15px;margin-bottom:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{
      color:var(--muted);font-size:14px;transition:var(--ease);
    }
    .footer-links a:hover,.footer-links a:focus{color:var(--brand);outline:none}
    .copyright{
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
      padding-top:22px;border-top:1px solid rgba(255,255,255,.07);
      color:var(--weak);font-size:13px;
    }
    .floating-lines{
      position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:-1;
      opacity:.28;
      background-image:
        linear-gradient(rgba(56,230,202,.08) 1px, transparent 1px),
        linear-gradient(90deg,rgba(56,230,202,.07) 1px, transparent 1px);
      background-size:64px 64px;
      mask-image:linear-gradient(180deg,transparent,#000 20%,#000 70%,transparent);
    }
    @media (max-width:1024px){
      .hero-grid,.notice-wrap,.faq-wrap{grid-template-columns:1fr}
      .hero-panel{min-height:360px}
      .quick-grid{grid-template-columns:repeat(3,1fr)}
      .category-grid{grid-template-columns:1fr}
      .content-card,.content-card.large,.content-card.wide{grid-column:span 6}
      .info-band{grid-template-columns:repeat(2,1fr)}
      .guide-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1/-1}
    }
    @media (max-width:768px){
      :root{--nav-h:68px}
      .container{width:min(100% - 28px,var(--container))}
      .menu-toggle{display:block}
      .nav-actions{display:none}
      .nav-menu{
        position:absolute;left:14px;right:14px;top:calc(var(--nav-h) + 10px);
        display:none;flex-direction:column;align-items:stretch;
        padding:12px;border-radius:20px;
        background:rgba(10,15,18,.96);
        border:1px solid var(--line);
        box-shadow:var(--shadow);
      }
      .nav-menu.open{display:flex}
      .nav-menu a{padding:13px 14px;border-radius:14px}
      .brand-text strong{font-size:15px}
      .brand-text span{display:none}
      .hero{padding:58px 0 62px;min-height:auto}
      .hero-grid{gap:28px}
      .hero-panel{min-height:320px;padding:16px}
      .board-list{margin-top:28px}
      .quick-strip{margin-top:18px}
      .quick-grid{grid-template-columns:1fr}
      .section{padding:62px 0}
      .section-tight{padding:48px 0}
      .section-head{display:block}
      .lead{font-size:16px;margin-top:10px}
      .content-card,.content-card.large,.content-card.wide{grid-column:span 12}
      .content-card.large .content-img,.content-img{height:210px}
      .notice-visual{min-height:330px}
      .cta-content{display:block}
      .cta-actions{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .hero-cta,.cta-actions{flex-direction:column}
      .btn{width:100%}
      .hero-note{display:grid}
      .topic-card{min-height:280px}
      .topic-content{padding:22px}
      .info-band{grid-template-columns:1fr;padding:22px}
      .notice-item{grid-template-columns:1fr}
      .date-pill{width:64px;height:64px}
      .cta-box{padding:30px 22px;border-radius:24px}
      .quick-card,.mini-card,.guide-card{padding:20px}
    }

/* roulang page: category1 */
:root{
      --bg:#0d1012;
      --bg-2:#14191c;
      --panel:#171d20;
      --panel-2:#1c2428;
      --soft:#222b30;
      --text:#f3f7f8;
      --muted:#a8b5ba;
      --weak:#728187;
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(82,239,221,.28);
      --primary:#3eead8;
      --primary-2:#22c6c8;
      --amber:#f2b35d;
      --violet:#7f7cf6;
      --danger:#ff7d7d;
      --shadow:0 18px 55px rgba(0,0,0,.34);
      --shadow-soft:0 12px 34px rgba(0,0,0,.22);
      --radius-xl:24px;
      --radius-lg:18px;
      --radius-md:14px;
      --radius-sm:10px;
      --container:1220px;
      --header-h:76px;
      --ease:cubic-bezier(.2,.75,.2,1);
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 16% 5%, rgba(62,234,216,.16), transparent 30%),
        radial-gradient(circle at 82% 18%, rgba(127,124,246,.14), transparent 28%),
        linear-gradient(180deg,#0a0d0f 0%, var(--bg) 42%, #101416 100%);
      line-height:1.72;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(120deg, transparent 0 18%, rgba(62,234,216,.05) 18% 18.4%, transparent 18.4% 48%, rgba(242,179,93,.035) 48% 48.3%, transparent 48.3%),
        linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.014) 1px, transparent 1px);
      background-size:auto, 46px 46px, 46px 46px;
      opacity:.75;
      z-index:-2;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    input{border:0;outline:none}
    :focus-visible{outline:3px solid rgba(62,234,216,.42);outline-offset:3px;border-radius:10px}

    .container{width:min(var(--container), calc(100% - 48px));margin-inline:auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:blur(18px);
      background:rgba(10,13,15,.78);
      border-bottom:1px solid var(--line);
    }
    .header-inner{
      height:var(--header-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
    }
    .brand-mark{
      width:46px;
      height:46px;
      display:grid;
      place-items:center;
      border-radius:15px;
      color:#061113;
      font-weight:900;
      letter-spacing:.03em;
      background:linear-gradient(135deg,var(--primary),#bafef6 58%,var(--amber));
      box-shadow:0 10px 28px rgba(62,234,216,.22), inset 0 0 0 1px rgba(255,255,255,.42);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.15}
    .brand-text strong{font-size:17px;letter-spacing:.02em}
    .brand-text span{margin-top:4px;color:var(--muted);font-size:12px}
    .nav-menu{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:7px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.035);
      border-radius:999px;
    }
    .nav-menu a{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:0 17px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      transition:color .25s var(--ease), background .25s var(--ease), transform .25s var(--ease);
    }
    .nav-menu a:hover{color:var(--text);background:rgba(255,255,255,.07);transform:translateY(-1px)}
    .nav-menu a.active{
      color:#071112;
      font-weight:800;
      background:linear-gradient(135deg,var(--primary),#8ff7ec);
      box-shadow:0 8px 24px rgba(62,234,216,.18);
    }
    .header-tools{display:flex;align-items:center;gap:10px}
    .tool-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 16px;
      border-radius:13px;
      color:var(--text);
      border:1px solid var(--line);
      background:rgba(255,255,255,.045);
      transition:transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
    }
    .tool-btn:hover{transform:translateY(-2px);border-color:var(--line-strong);background:rgba(62,234,216,.09)}
    .menu-toggle{display:none;width:44px;height:44px;border-radius:13px;background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text)}
    .menu-toggle span,.menu-toggle::before,.menu-toggle::after{
      content:"";
      display:block;
      width:20px;
      height:2px;
      margin:5px auto;
      border-radius:999px;
      background:currentColor;
      transition:transform .25s var(--ease), opacity .25s var(--ease);
    }
    .menu-toggle.is-open span{opacity:0}
    .menu-toggle.is-open::before{transform:translateY(7px) rotate(45deg)}
    .menu-toggle.is-open::after{transform:translateY(-7px) rotate(-45deg)}

    main{overflow:hidden}
    .section{padding:82px 0}
    .section-tight{padding:60px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 12px;
      border-radius:999px;
      color:#bffaf3;
      font-size:13px;
      border:1px solid rgba(62,234,216,.22);
      background:rgba(62,234,216,.08);
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:999px;
      background:var(--primary);
      box-shadow:0 0 16px var(--primary);
    }
    h1,h2,h3{line-height:1.2;letter-spacing:-.02em}
    h1{font-size:clamp(30px,5vw,48px);max-width:850px}
    h2{font-size:clamp(24px,3.2vw,32px)}
    h3{font-size:19px}
    p{color:var(--muted)}
    .lead{font-size:17px;color:#c7d4d7;max-width:780px}
    .muted{color:var(--weak)}
    .divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent)}

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:14px;
      font-weight:800;
      transition:transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      color:#061112;
      background:linear-gradient(135deg,var(--primary),#a7fff5);
      box-shadow:0 14px 34px rgba(62,234,216,.2);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(62,234,216,.32)}
    .btn-secondary{
      color:var(--text);
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
    }
    .btn-secondary:hover{transform:translateY(-2px);border-color:var(--line-strong);background:rgba(62,234,216,.08)}
    .badge,.tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.05);
      color:var(--muted);
      font-size:12px;
      line-height:1;
    }
    .badge{padding:8px 10px}
    .tag{padding:7px 10px}
    .tag.hot{color:#ffe2b4;background:rgba(242,179,93,.12);border-color:rgba(242,179,93,.25)}
    .tag.new{color:#bcfff8;background:rgba(62,234,216,.11);border-color:rgba(62,234,216,.25)}
    .tag.safe{color:#d5d3ff;background:rgba(127,124,246,.12);border-color:rgba(127,124,246,.25)}

    .breadcrumb-wrap{padding:24px 0 0}
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      color:var(--weak);
      font-size:13px;
    }
    .breadcrumb a{color:#b8c7ca;transition:color .2s var(--ease)}
    .breadcrumb a:hover{color:var(--primary)}
    .breadcrumb span.sep{opacity:.45}

    .category-hero{
      position:relative;
      padding:58px 0 48px;
    }
    .hero-panel{
      position:relative;
      overflow:hidden;
      min-height:360px;
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      background:
        linear-gradient(90deg,rgba(12,16,18,.92) 0%,rgba(12,16,18,.76) 50%,rgba(12,16,18,.38) 100%),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .hero-panel::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(circle at 22% 18%, rgba(62,234,216,.24), transparent 28%),
        linear-gradient(135deg, transparent 0 62%, rgba(242,179,93,.13) 62% 64%, transparent 64%),
        linear-gradient(45deg, rgba(255,255,255,.08), transparent 26%);
      pointer-events:none;
    }
    .hero-content{
      position:relative;
      width:min(780px,100%);
      padding:48px;
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
    .hero-meta{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
      margin-top:20px;
      max-width:720px;
    }
    .meta-item{
      padding:14px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
    }
    .meta-item strong{display:block;font-size:18px;color:var(--text)}
    .meta-item span{display:block;margin-top:2px;color:var(--weak);font-size:12px}

    .filter-card{
      margin-top:-28px;
      position:relative;
      z-index:3;
      border:1px solid var(--line);
      border-radius:20px;
      background:rgba(20,25,28,.92);
      backdrop-filter:blur(16px);
      box-shadow:var(--shadow-soft);
      padding:18px;
      display:grid;
      grid-template-columns:1fr auto;
      gap:16px;
      align-items:center;
    }
    .filter-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
    .filter-tags .tag{cursor:pointer;transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease)}
    .filter-tags .tag:hover,.filter-tags .tag.active{color:#061112;background:var(--primary);border-color:transparent;transform:translateY(-1px)}
    .search-mini{
      width:320px;
      display:flex;
      align-items:center;
      padding:6px;
      gap:6px;
      border:1px solid var(--line);
      border-radius:15px;
      background:rgba(255,255,255,.045);
    }
    .search-mini input{
      flex:1;
      min-width:0;
      color:var(--text);
      background:transparent;
      padding:0 10px;
      font-size:14px;
    }
    .search-mini input::placeholder{color:var(--weak)}
    .search-mini button{
      min-height:36px;
      padding:0 13px;
      border-radius:11px;
      color:#061112;
      font-weight:800;
      background:var(--primary);
    }

    .layout-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:26px;
      align-items:start;
    }
    .content-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .entry-card{
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.026));
      box-shadow:0 10px 28px rgba(0,0,0,.18);
      transition:transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
    }
    .entry-card:hover{
      transform:translateY(-5px);
      border-color:rgba(62,234,216,.35);
      box-shadow:0 18px 42px rgba(0,0,0,.28);
    }
    .entry-image{
      position:relative;
      height:176px;
      overflow:hidden;
      background:#101517;
    }
    .entry-image img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease),filter .45s var(--ease)}
    .entry-card:hover .entry-image img{transform:scale(1.06);filter:saturate(1.08) brightness(1.04)}
    .entry-image::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,transparent 44%,rgba(0,0,0,.58));
    }
    .entry-state{
      position:absolute;
      left:14px;
      top:14px;
      z-index:2;
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }
    .entry-body{padding:18px}
    .entry-body h3{
      margin-bottom:8px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .entry-body p{
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
      min-height:54px;
    }
    .entry-foot{
      margin-top:16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      color:var(--weak);
      font-size:13px;
    }
    .entry-foot a{color:#bffaf3;font-weight:800;transition:color .2s var(--ease)}
    .entry-foot a:hover{color:var(--primary)}
    .wide-card{grid-column:span 2;display:grid;grid-template-columns:260px 1fr}
    .wide-card .entry-image{height:100%}

    .side-panel{
      display:flex;
      flex-direction:column;
      gap:18px;
      position:sticky;
      top:calc(var(--header-h) + 22px);
    }
    .side-card{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.045);
      box-shadow:var(--shadow-soft);
      padding:20px;
    }
    .side-card h3{margin-bottom:14px}
    .side-list{display:flex;flex-direction:column;gap:12px}
    .side-list a,.notice-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px;
      border-radius:14px;
      background:rgba(255,255,255,.035);
      border:1px solid transparent;
      transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
    }
    .side-list a:hover{
      transform:translateY(-2px);
      border-color:var(--line-strong);
      background:rgba(62,234,216,.07);
    }
    .side-index{
      width:30px;
      height:30px;
      flex:0 0 30px;
      display:grid;
      place-items:center;
      border-radius:10px;
      color:#061112;
      font-weight:900;
      background:linear-gradient(135deg,var(--primary),#d3fff8);
    }
    .side-list strong{display:block;line-height:1.35}
    .side-list span{display:block;margin-top:4px;color:var(--weak);font-size:12px;line-height:1.45}

    .guide-panel{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      align-items:center;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 80% 20%, rgba(62,234,216,.12), transparent 30%),
        linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
      padding:24px;
      box-shadow:var(--shadow-soft);
    }
    .guide-image{
      position:relative;
      overflow:hidden;
      border-radius:20px;
      min-height:330px;
      border:1px solid var(--line);
    }
    .guide-image img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
    .guide-image::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(0,0,0,.52))}
    .guide-content{padding:12px}
    .step-list{margin-top:20px;display:grid;gap:13px}
    .step{
      display:grid;
      grid-template-columns:38px 1fr;
      gap:12px;
      padding:14px;
      border-radius:16px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
    }
    .step-num{
      width:38px;height:38px;border-radius:13px;display:grid;place-items:center;
      color:#061112;font-weight:900;background:var(--primary);
    }
    .step strong{display:block;margin-bottom:3px}
    .step p{font-size:14px}

    .notice-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:22px;
    }
    .notice-board{
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      padding:24px;
      background:rgba(255,255,255,.045);
    }
    .notice-item{align-items:center;justify-content:space-between}
    .notice-item + .notice-item{margin-top:12px}
    .notice-item div{min-width:0}
    .notice-item strong{display:block}
    .notice-item span{display:block;color:var(--weak);font-size:13px;margin-top:4px}
    .status-pill{
      flex:0 0 auto;
      padding:7px 10px;
      border-radius:999px;
      color:#cffff9;
      border:1px solid rgba(62,234,216,.25);
      background:rgba(62,234,216,.09);
      font-size:12px;
    }
    .info-box{
      border:1px solid rgba(242,179,93,.22);
      border-radius:var(--radius-xl);
      padding:24px;
      background:linear-gradient(180deg,rgba(242,179,93,.1),rgba(255,255,255,.035));
    }
    .info-box ul{list-style:none;margin-top:16px;display:grid;gap:11px}
    .info-box li{
      position:relative;
      padding-left:22px;
      color:var(--muted);
    }
    .info-box li::before{
      content:"";
      position:absolute;
      left:0;
      top:.75em;
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--amber);
      box-shadow:0 0 14px rgba(242,179,93,.35);
    }

    .pagination{
      margin-top:24px;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      flex-wrap:wrap;
    }
    .page-link{
      min-width:42px;
      height:42px;
      padding:0 14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:13px;
      color:var(--muted);
      border:1px solid var(--line);
      background:rgba(255,255,255,.035);
      transition:all .22s var(--ease);
    }
    .page-link:hover,.page-link.active{color:#061112;background:var(--primary);border-color:transparent;transform:translateY(-2px)}

    .faq-list{display:grid;gap:13px}
    .faq-item{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.045);
      overflow:hidden;
    }
    .faq-question{
      width:100%;
      min-height:62px;
      padding:0 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      text-align:left;
      color:var(--text);
      background:transparent;
      font-weight:800;
    }
    .faq-question .plus{
      width:28px;height:28px;flex:0 0 28px;border-radius:9px;display:grid;place-items:center;
      color:#061112;background:var(--primary);
      transition:transform .25s var(--ease);
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .32s var(--ease);
    }
    .faq-answer p{
      padding:0 20px 20px;
      color:var(--muted);
    }
    .faq-item.open .faq-answer{max-height:180px}
    .faq-item.open .plus{transform:rotate(45deg)}

    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      padding:38px;
      background:
        linear-gradient(90deg,rgba(12,16,18,.94),rgba(12,16,18,.70)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .cta-panel::after{
      content:"";
      position:absolute;
      right:-80px;
      top:-80px;
      width:260px;
      height:260px;
      border-radius:999px;
      background:rgba(62,234,216,.14);
      filter:blur(10px);
    }
    .cta-content{position:relative;z-index:2;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .cta-content p{margin-top:10px;max-width:720px}

    .site-footer{
      border-top:1px solid var(--line);
      background:rgba(7,10,12,.82);
      padding:54px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .7fr .7fr;
      gap:34px;
      align-items:start;
    }
    .footer-brand p{margin-top:16px;max-width:520px;font-size:14px}
    .footer-col h3{font-size:15px;margin-bottom:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:color .2s var(--ease),transform .2s var(--ease);
    }
    .footer-links a:hover{color:var(--primary);transform:translateX(3px)}
    .copyright{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid var(--line);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:var(--weak);
      font-size:13px;
    }

    @media (max-width:1024px){
      :root{--header-h:70px}
      .header-tools .tool-btn{display:none}
      .layout-grid{grid-template-columns:1fr}
      .side-panel{position:static;display:grid;grid-template-columns:repeat(2,1fr)}
      .guide-panel,.notice-grid{grid-template-columns:1fr}
      .hero-meta{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:span 2}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .site-header{position:sticky}
      .nav-menu{
        position:absolute;
        left:16px;
        right:16px;
        top:calc(var(--header-h) + 10px);
        display:none;
        padding:10px;
        border-radius:18px;
        background:rgba(14,18,20,.96);
        box-shadow:var(--shadow);
      }
      .nav-menu.is-open{display:grid}
      .nav-menu a{justify-content:center}
      .menu-toggle{display:inline-block}
      .hero-content{padding:34px 24px}
      .filter-card{grid-template-columns:1fr}
      .search-mini{width:100%}
      .section{padding:62px 0}
      .section-head{align-items:flex-start;flex-direction:column}
      .content-grid{grid-template-columns:1fr}
      .wide-card{grid-column:auto;display:block}
      .wide-card .entry-image{height:176px}
      .side-panel{grid-template-columns:1fr}
      .cta-content{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
      .footer-grid,.footer-brand{grid-template-columns:1fr;grid-column:auto}
      .copyright{flex-direction:column}
    }
    @media (max-width:520px){
      .brand-text span{display:none}
      .brand-mark{width:42px;height:42px;border-radius:13px}
      .hero-panel{min-height:auto}
      .hero-actions,.cta-actions{flex-direction:column}
      .btn{width:100%}
      .hero-meta{grid-template-columns:1fr}
      .entry-image{height:158px}
      .guide-image{min-height:230px}
      .notice-item{align-items:flex-start;flex-direction:column}
      .cta-panel{padding:28px 22px}
    }