:root{
      --bg0:#fff8e6;
      --bg1:#ffffff;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#556070;
      --muted2:#6b7280;
      --line:rgba(17,24,39,.10);
      --line2:rgba(17,24,39,.14);
      --shadow:0 18px 40px rgba(17,24,39,.10);
      --shadow2:0 10px 26px rgba(17,24,39,.10);
      --yellow:#ffcc00;
      --yellow2:#ffb300;
      --amber:#ff8a00;
      --blue:#2563eb;
      --blue2:#1d4ed8;
      --good:#059669;
      --warn:#f59e0b;
      --radius:18px;
      --radius2:22px;
      --container:1120px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 20% -10%, rgba(255,204,0,.28), transparent 55%),
        radial-gradient(900px 520px at 85% 0%, rgba(255,179,0,.20), transparent 52%),
        radial-gradient(700px 420px at 15% 35%, rgba(37,99,235,.10), transparent 55%),
        linear-gradient(180deg, #fff7dc 0%, #ffffff 28%, #ffffff 100%);
      overflow-x:hidden;
    }

    a{color:inherit; text-decoration:none}
    .container{
      max-width:var(--container);
      margin:0 auto;
      padding:0 18px;
    }

    .skip-link{
      position:absolute;
      left:-999px;
      top:auto;
      width:1px;
      height:1px;
      overflow:hidden;
    }
    .skip-link:focus{
      left:18px; top:18px;
      width:auto; height:auto;
      background:#111827; color:#fff;
      padding:10px 12px;
      border-radius:12px;
      z-index:9999;
    }

    header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      background: rgba(255,255,255,.72);
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:190px;
    }
    .brand img{
      width:44px; height:44px;
      border-radius:12px;
      background:linear-gradient(135deg, rgba(255,204,0,.20), rgba(37,99,235,.10));
      padding:6px;
      object-fit:contain;
      box-shadow:0 10px 24px rgba(17,24,39,.08);
    }
    .brand .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand .name{
      font-weight:900;
      letter-spacing:.2px;
      font-size:15px;
    }
    .brand .tag{
      font-size:12px;
      color:var(--muted);
      margin-top:3px;
      white-space:nowrap;
    }

    nav{
      flex:1;
      display:flex;
      justify-content:center;
    }
    .nav-list{
      display:flex;
      gap:14px;
      align-items:center;
      padding:0;
      margin:0;
      list-style:none;
      flex-wrap:nowrap;
      overflow:hidden;
    }
    .nav-item a{
      display:inline-flex;
      align-items:center;
      padding:10px 10px;
      border-radius:12px;
      color:rgba(17,24,39,.86);
      font-weight:650;
      font-size:13px;
      transition: transform .15s ease, background .15s ease, box-shadow .15s ease, color .15s ease;
      white-space:nowrap;
    }
    .nav-item a:hover{
      background:rgba(255,204,0,.20);
      transform: translateY(-1px);
      box-shadow:0 10px 18px rgba(17,24,39,.08);
      color:#111827;
    }

    .nav-actions{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:10px;
      min-width:260px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      font-weight:800;
      border:1px solid rgba(17,24,39,.14);
      background:#fff;
      color:#111827;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      cursor:pointer;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow:0 14px 28px rgba(17,24,39,.12);
      border-color: rgba(17,24,39,.18);
      background:rgba(255,255,255,.95);
    }
    .btn.primary{
      border-color:rgba(255,179,0,.35);
      background: linear-gradient(180deg, rgba(255,204,0,1) 0%, rgba(255,179,0,1) 100%);
      box-shadow:0 16px 30px rgba(255,179,0,.22);
      color:#1f2937;
    }
    .btn.primary:hover{
      box-shadow:0 18px 36px rgba(255,179,0,.30);
      border-color:rgba(255,179,0,.55);
    }
    .btn.small{
      padding:9px 12px;
      border-radius:12px;
      font-weight:800;
      font-size:13px;
    }
    .icon-dot{
      width:10px; height:10px; border-radius:99px;
      background:rgba(37,99,235,.18);
      border:1px solid rgba(37,99,235,.35);
      box-shadow:0 8px 18px rgba(37,99,235,.10);
    }

    .menu-btn{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.14);
      background:#fff;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
    }
    .menu-btn:hover{
      transform: translateY(-1px);
      box-shadow:0 14px 28px rgba(17,24,39,.12);
      background:rgba(255,255,255,.96);
    }
    .hamburger{
      width:18px; height:12px; position:relative;
    }
    .hamburger span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:2px;
      background:#111827;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .hamburger span:nth-child(1){top:0}
    .hamburger span:nth-child(2){top:5px}
    .hamburger span:nth-child(3){top:10px}
    .menu-btn[aria-expanded="true"] .hamburger span:nth-child(1){top:5px; transform: rotate(45deg)}
    .menu-btn[aria-expanded="true"] .hamburger span:nth-child(2){opacity:0}
    .menu-btn[aria-expanded="true"] .hamburger span:nth-child(3){top:5px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      border-top:1px solid rgba(17,24,39,.08);
      padding:10px 0 14px;
    }
    .mobile-list{
      list-style:none; padding:0; margin:0;
      display:flex; flex-direction:column; gap:8px;
    }
    .mobile-list a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.75);
      font-weight:780;
      color:#111827;
    }
    .mobile-list a:hover{
      background:rgba(255,204,0,.18);
      border-color:rgba(255,179,0,.26);
    }

    main{padding-bottom:24px}

    .hero{
      position:relative;
      padding:44px 0 22px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.12fr .88fr;
      gap:18px;
      align-items:stretch;
    }

    .hero-left{
      position:relative;
      border-radius:var(--radius2);
      padding:26px 22px;
      background:
        radial-gradient(900px 320px at 15% 15%, rgba(255,204,0,.35), transparent 55%),
        radial-gradient(700px 280px at 80% 0%, rgba(37,99,235,.14), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.82) 0%, rgba(255,255,255,.72) 100%);
      border:1px solid rgba(17,24,39,.10);
      box-shadow: 0 22px 60px rgba(17,24,39,.08);
      overflow:hidden;
      min-height:330px;
    }
    .hero-left::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(120deg, rgba(255,204,0,.18), transparent 35%),
        linear-gradient(300deg, rgba(37,99,235,.12), transparent 38%);
      pointer-events:none;
    }
    .hero-badge{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:9px 12px;
      border-radius:999px;
      background: rgba(255,204,0,.20);
      border:1px solid rgba(255,179,0,.28);
      font-weight:900;
      letter-spacing:.2px;
      color:#1f2937;
    }
    .pulse{
      width:10px; height:10px; border-radius:50%;
      background: rgba(255,179,0,1);
      box-shadow:0 0 0 rgba(255,179,0,.35);
      animation: pulse 1.6s ease-in-out infinite;
    }
    @keyframes pulse{
      0%{ box-shadow:0 0 0 0 rgba(255,179,0,.35); transform:scale(1)}
      70%{ box-shadow:0 0 0 14px rgba(255,179,0,0); transform:scale(1.05)}
      100%{ box-shadow:0 0 0 0 rgba(255,179,0,0); transform:scale(1)}
    }

    .hero h1{
      position:relative;
      margin:14px 0 10px;
      font-size:34px;
      line-height:1.18;
      letter-spacing:-.6px;
    }
    .hero-sub{
      position:relative;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
      margin:0;
      max-width:58ch;
    }
    .hero-cta{
      position:relative;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:18px;
      align-items:center;
    }
    .hero-cta .ghost{
      background: rgba(255,255,255,.8);
    }
    .hero-cta .meta{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--muted2);
      font-weight:700;
      font-size:13px;
      margin-left:6px;
    }
    .meta .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 10px;
      border-radius:999px;
      background: rgba(255,255,255,.7);
      border:1px solid rgba(17,24,39,.10);
    }

    .hero-right{
      border-radius:var(--radius2);
      padding:18px;
      background:
        radial-gradient(700px 360px at 70% 0%, rgba(37,99,235,.18), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.78) 0%, rgba(255,255,255,.64) 100%);
      border:1px solid rgba(17,24,39,.10);
      box-shadow: 0 18px 50px rgba(17,24,39,.07);
      overflow:hidden;
      display:flex;
      flex-direction:column;
      gap:12px;
    }

    .tech-strip{
      display:flex;
      gap:12px;
      align-items:stretch;
    }
    .strip-card{
      flex:1;
      border-radius:16px;
      padding:12px 12px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.76);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .strip-card:hover{
      transform: translateY(-2px);
      box-shadow:0 18px 36px rgba(17,24,39,.10);
    }
    .strip-title{
      display:flex; align-items:center; gap:10px;
      font-weight:950; letter-spacing:.2px;
      font-size:13px;
    }
    .strip-title .ico{
      width:26px; height:26px;
      border-radius:10px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(255,204,0,.20);
      border:1px solid rgba(255,179,0,.30);
    }
    .strip-desc{
      margin:8px 0 0;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.65;
      min-height:40px;
    }

    .metric-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:auto;
    }
    .metric{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      padding:12px 12px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      cursor:default;
    }
    .metric:hover{
      transform: translateY(-2px);
      border-color: rgba(255,179,0,.34);
      box-shadow:0 18px 34px rgba(17,24,39,.08);
    }
    .metric .k{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:8px;
    }
    .metric .label{
      color:var(--muted);
      font-weight:800;
      font-size:12.5px;
    }
    .metric .value{
      font-weight:1000;
      font-size:20px;
      letter-spacing:-.3px;
    }
    .metric .hint{
      color:var(--muted2);
      font-weight:700;
      font-size:12.5px;
      line-height:1.5;
    }

    .section{
      padding:22px 0;
    }
    .section-header{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:14px;
    }
    .section-title{
      margin:0;
      font-size:22px;
      letter-spacing:-.3px;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
      max-width:62ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .card{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(17,24,39,.10);
      border-radius: var(--radius);
      padding:16px;
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      border-color: rgba(255,179,0,.28);
      box-shadow:0 18px 40px rgba(17,24,39,.10);
    }
    .card h3{
      margin:10px 0 6px;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
    }

    .cap-title{
      display:flex;
      gap:12px;
      align-items:flex-start;
    }
    .cap-ico{
      width:40px; height:40px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(255,204,0,.22);
      border:1px solid rgba(255,179,0,.30);
      flex:0 0 auto;
    }
    .cap-ico svg{width:22px; height:22px}
    .cap-sub{
      margin-top:8px;
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.7);
      color: rgba(17,24,39,.85);
      font-weight:800;
      font-size:12.5px;
      white-space:nowrap;
    }

    .steps{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr 1fr;
      gap:12px;
    }
    .step{
      position:relative;
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(500px 140px at 10% 0%, rgba(255,204,0,.20), transparent 60%),
        rgba(255,255,255,.72);
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      overflow:hidden;
      min-height:146px;
    }
    .step:hover{
      transform: translateY(-2px);
      border-color: rgba(255,179,0,.28);
      box-shadow:0 18px 40px rgba(17,24,39,.10);
    }
    .step .num{
      display:flex; align-items:center; gap:10px;
      font-weight:1000;
      letter-spacing:-.2px;
      margin-bottom:10px;
    }
    .step .num .badge{
      width:34px; height:34px;
      border-radius:14px;
      background: rgba(255,204,0,.26);
      border:1px solid rgba(255,179,0,.36);
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
    }
    .step h3{
      margin:0 0 6px;
      font-size:14.5px;
      letter-spacing:-.1px;
    }
    .step p{
      margin:0;
      color:var(--muted);
      font-size:13.2px;
      line-height:1.7;
    }

    .two-col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }

    .table-wrap{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      overflow:hidden;
    }
    .table-top{
      padding:14px 16px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      border-bottom:1px solid rgba(17,24,39,.08);
      background: linear-gradient(180deg, rgba(255,204,0,.14) 0%, rgba(255,255,255,.72) 100%);
    }
    .table-top .title{
      margin:0;
      font-size:16px;
      font-weight:980;
      letter-spacing:-.2px;
    }
    .stars{
      display:flex; align-items:center; gap:10px;
      text-align:right;
      min-width:190px;
    }
    .star-row{
      display:flex; gap:4px; align-items:center;
    }
    .star{
      width:18px; height:18px;
      filter: drop-shadow(0 8px 14px rgba(255,179,0,.18));
    }
    .stars .score{
      font-weight:1000;
      font-size:15px;
    }
    .table-scroll{
      overflow:auto;
      -webkit-overflow-scrolling:touch;
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width:820px;
    }
    th, td{
      padding:12px 14px;
      border-bottom:1px solid rgba(17,24,39,.08);
      vertical-align:top;
      font-size:13.5px;
      line-height:1.6;
    }
    th{
      background: rgba(255,255,255,.85);
      position:sticky;
      top:0;
      z-index:1;
      text-align:left;
      font-weight:980;
      color:#111827;
      border-bottom:1px solid rgba(17,24,39,.10);
      white-space:nowrap;
    }
    td{
      color:rgba(17,24,39,.88);
    }
    tr:last-child td{border-bottom:none}
    .tag-good{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(5,150,105,.12);
      border:1px solid rgba(5,150,105,.20);
      font-weight:900;
      color:#065f46;
      white-space:nowrap;
    }
    .tag-mid{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(245,158,11,.12);
      border:1px solid rgba(245,158,11,.22);
      font-weight:900;
      color:#92400e;
      white-space:nowrap;
    }
    .tag-soft{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      font-weight:900;
      color:#1d4ed8;
      white-space:nowrap;
    }

    .list-grid{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .feature-row{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.74);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .feature-row:hover{
      transform: translateY(-2px);
      border-color: rgba(255,179,0,.28);
      box-shadow:0 18px 36px rgba(17,24,39,.08);
    }
    .tick{
      width:22px; height:22px;
      border-radius:9px;
      background: rgba(255,204,0,.24);
      border:1px solid rgba(255,179,0,.34);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .feature-row h3{
      margin:0 0 4px;
      font-size:14.5px;
      letter-spacing:-.1px;
    }
    .feature-row p{
      margin:0;
      color:var(--muted);
      font-size:13.2px;
      line-height:1.7;
    }

    .gallery{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .case-main{
      border-radius:var(--radius2);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      overflow:hidden;
    }
    .case-head{
      padding:16px 16px 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      border-bottom:1px solid rgba(17,24,39,.08);
      background: linear-gradient(180deg, rgba(255,204,0,.12) 0%, rgba(255,255,255,.78) 100%);
    }
    .case-head h3{
      margin:0;
      font-size:16px;
      font-weight:980;
    }
    .case-head p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
      max-width:56ch;
    }
    .case-media{
      padding:12px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      align-items:start;
    }
    .img-card{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      overflow:hidden;
      background:#fff;
    }
    .img-wrap{
      position:relative;
      aspect-ratio: 16/10;
      background: linear-gradient(135deg, rgba(255,204,0,.16), rgba(37,99,235,.10));
    }
    .img-wrap img{
      width:100%;
      height:100%;
      object-fit:cover;
      display:block;
      transform: scale(1.01);
    }
    .img-caption{
      padding:10px 10px;
      color:rgba(17,24,39,.86);
      font-size:12.8px;
      font-weight:850;
      line-height:1.4;
    }

    .case-side{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .side-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      padding:14px;
    }
    .side-card h3{
      margin:0 0 8px;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .side-card p{
      margin:0 0 10px;
      color:var(--muted);
      font-size:13.4px;
      line-height:1.75;
    }
    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .cloud-item{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.7);
      font-weight:850;
      font-size:12.5px;
      color:rgba(17,24,39,.85);
    }

    .article-list{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .article-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      padding:14px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height:132px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .article-card:hover{
      transform: translateY(-2px);
      border-color: rgba(255,179,0,.28);
      box-shadow:0 18px 40px rgba(17,24,39,.10);
    }
    .article-meta{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      color:var(--muted2);
      font-weight:800;
      font-size:12.5px;
    }
    .article-title{
      font-weight:980;
      letter-spacing:-.2px;
      line-height:1.35;
      font-size:14.5px;
      margin:0;
    }
    .article-link{
      margin-top:auto;
      display:inline-flex;
      align-items:center;
      gap:10px;
      color: #111827;
      font-weight:900;
      font-size:13.5px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.70);
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .article-link:hover{
      transform: translateY(-1px);
      background: rgba(255,204,0,.18);
      border-color: rgba(255,179,0,.26);
    }

    .accordion{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    details{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      padding:10px 12px;
      transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
    }
    details[open]{
      border-color: rgba(255,179,0,.30);
      box-shadow:0 18px 40px rgba(17,24,39,.10);
      transform: translateY(-2px);
    }
    summary{
      cursor:pointer;
      list-style:none;
      font-weight:980;
      letter-spacing:-.1px;
      color:#111827;
      padding:10px 6px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      flex:0 0 auto;
      width:26px; height:26px;
      border-radius:12px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
      display:flex; align-items:center; justify-content:center;
      color:#111827;
      transition: transform .18s ease, background .18s ease;
      margin-top:2px;
    }
    details[open] .sum-right{
      transform: rotate(45deg);
      background: rgba(255,204,0,.20);
      border-color: rgba(255,179,0,.26);
    }
    .acc-body{
      padding:0 8px 10px;
      color:var(--muted);
      font-size:13.6px;
      line-height:1.75;
    }

    .comments{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    blockquote{
      margin:0;
      padding:0;
    }
    .comment-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      padding:16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height:200px;
    }
    .comment-card:hover{
      transform: translateY(-2px);
      border-color: rgba(255,179,0,.28);
      box-shadow:0 18px 40px rgba(17,24,39,.10);
    }
    .comment-top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .avatar{
      width:42px; height:42px;
      border-radius:16px;
      background: radial-gradient(circle at 30% 25%, rgba(255,204,0,.35), rgba(37,99,235,.10));
      border:1px solid rgba(17,24,39,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      color:#111827;
      letter-spacing:-.2px;
      flex:0 0 auto;
    }
    .comment-role{
      color:var(--muted2);
      font-weight:850;
      font-size:12.8px;
      text-align:right;
    }
    .comment-text{
      color:rgba(17,24,39,.88);
      font-size:13.8px;
      line-height:1.8;
      margin:0;
      font-weight:720;
    }
    .comment-foot{
      margin-top:auto;
      display:flex; gap:8px; flex-wrap:wrap;
    }

    .form-card{
      border-radius:var(--radius2);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(900px 260px at 10% 0%, rgba(255,204,0,.22), transparent 60%),
        radial-gradient(600px 240px at 90% 20%, rgba(37,99,235,.14), transparent 60%),
        rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.08);
      padding:16px;
      overflow:hidden;
    }
    .form-head{
      padding:8px 6px 12px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
    }
    .form-head h3{
      margin:0;
      font-size:16px;
      font-weight:1000;
      letter-spacing:-.2px;
    }
    .form-head p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13.6px;
      line-height:1.75;
      max-width:64ch;
    }
    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      padding:6px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:7px;
    }
    .field label{
      font-size:12.8px;
      color: rgba(17,24,39,.88);
      font-weight:900;
      letter-spacing:.1px;
    }
    .field input, .field select, .field textarea{
      width:100%;
      padding:11px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.14);
      background: rgba(255,255,255,.86);
      color:#111827;
      outline:none;
      transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
      font-weight:750;
      font-size:14px;
    }
    .field textarea{
      min-height:112px;
      resize:vertical;
      grid-column: 1 / -1;
      line-height:1.7;
      font-weight:720;
    }
    .field input:focus, .field select:focus, .field textarea:focus{
      border-color: rgba(255,179,0,.55);
      box-shadow:0 0 0 4px rgba(255,179,0,.18);
      background:#fff;
    }
    .form-actions{
      grid-column:1 / -1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-top:2px;
      flex-wrap:wrap;
    }
    .form-note{
      color:var(--muted2);
      font-size:12.8px;
      line-height:1.6;
      font-weight:750;
    }
    .toast{
      position:fixed;
      left:50%;
      bottom:18px;
      transform: translateX(-50%);
      background: rgba(17,24,39,.92);
      color:#fff;
      padding:12px 14px;
      border-radius:16px;
      box-shadow:0 20px 60px rgba(0,0,0,.22);
      z-index:120;
      opacity:0;
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
      font-weight:850;
      font-size:13.5px;
      max-width: min(560px, calc(100vw - 36px));
    }
    .toast.show{
      opacity:1;
      pointer-events:auto;
      transform: translateX(-50%) translateY(-2px);
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .tl-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      box-shadow:0 12px 26px rgba(17,24,39,.06);
      padding:14px;
    }
    .tl-card h3{
      margin:0 0 10px;
      font-size:15.5px;
      font-weight:1000;
      letter-spacing:-.2px;
    }
    .tl-item{
      display:flex;
      gap:12px;
      padding:12px 10px;
      border-radius:16px;
      border:1px dashed rgba(17,24,39,.14);
      background: rgba(255,255,255,.65);
      margin-bottom:10px;
    }
    .tl-item:last-child{margin-bottom:0}
    .tl-dot{
      width:22px; height:22px;
      border-radius:10px;
      background: rgba(255,204,0,.24);
      border:1px solid rgba(255,179,0,.34);
      flex:0 0 auto;
      margin-top:2px;
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      color:#111827;
    }
    .tl-item h4{
      margin:0 0 4px;
      font-size:13.8px;
      font-weight:1000;
      letter-spacing:-.1px;
    }
    .tl-item p{
      margin:0;
      color:var(--muted);
      font-size:13.3px;
      line-height:1.75;
      font-weight:730;
    }

    .footer{
      margin-top:12px;
      background: #101827;
      color:#e5e7eb;
      border-top:1px solid rgba(255,255,255,.08);
      padding:22px 0 18px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .footer-brand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .footer-brand img{
      width:46px; height:46px;
      border-radius:16px;
      padding:8px;
      background: rgba(255,204,0,.18);
      border:1px solid rgba(255,204,0,.22);
      object-fit:contain;
      flex:0 0 auto;
    }
    .footer-brand h3{
      margin:0;
      color:#fff;
      font-weight:1000;
      letter-spacing:-.2px;
      font-size:16px;
    }
    .footer-brand p{
      margin:8px 0 0;
      color: rgba(229,231,235,.86);
      line-height:1.8;
      font-weight:720;
      font-size:13.5px;
    }
    .footer-right{
      display:flex;
      flex-direction:column;
      gap:12px;
      align-items:flex-end;
    }
    .footer-links{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .footer-links a{
      color:#e5e7eb;
      padding:9px 11px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.06);
      font-weight:880;
      font-size:12.6px;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .footer-links a:hover{
      transform: translateY(-1px);
      background: rgba(255,204,0,.16);
      border-color: rgba(255,204,0,.28);
      color:#fff;
    }
    .footer-copy{
      margin-top:10px;
      padding-top:12px;
      border-top:1px solid rgba(255,255,255,.10);
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color: rgba(229,231,235,.82);
      font-weight:740;
      font-size:12.8px;
    }

    .float-cs{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:90;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:50px; height:50px;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.14);
      background: rgba(255,255,255,.86);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      box-shadow:0 18px 40px rgba(17,24,39,.18);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .float-btn:hover{
      transform: translateY(-2px);
      border-color: rgba(255,179,0,.35);
      background: rgba(255,255,255,.95);
      box-shadow:0 22px 60px rgba(17,24,39,.22);
    }
    .float-btn .ring{
      position:absolute; inset:-30px;
      background: radial-gradient(circle at 50% 50%, rgba(255,179,0,.26), transparent 55%);
      transform: rotate(15deg);
      pointer-events:none;
    }
    .float-panel{
      width:240px;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.14);
      background: rgba(255,255,255,.92);
      box-shadow:0 20px 60px rgba(17,24,39,.20);
      overflow:hidden;
      opacity:0;
      transform: translateY(10px);
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
    }
    .float-panel.show{
      opacity:1;
      transform: translateY(0);
      pointer-events:auto;
    }
    .float-panel .p-head{
      padding:12px 12px;
      display:flex; justify-content:space-between; align-items:center;
      background: linear-gradient(180deg, rgba(255,204,0,.18), rgba(255,255,255,.92));
      border-bottom:1px solid rgba(17,24,39,.10);
      font-weight:1000;
      color:#111827;
      letter-spacing:-.2px;
    }
    .float-panel .p-body{
      padding:12px;
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .qr-wrap{
      width:78px; height:78px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.9);
      padding:6px;
      flex:0 0 auto;
    }
    .qr-wrap img{
      width:100%; height:100%;
      object-fit:cover;
      border-radius:12px;
      display:block;
    }
    .p-txt{
      flex:1;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.7;
      font-weight:740;
    }
    .p-links{
      padding:0 12px 12px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .p-links a{
      font-size:12.8px;
      font-weight:950;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.8);
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .p-links a:hover{
      transform: translateY(-1px);
      background: rgba(255,204,0,.18);
      border-color: rgba(255,179,0,.26);
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .55s ease, transform .55s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    .back-top{
      width:44px; height:44px;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.14);
      background: rgba(255,255,255,.86);
      box-shadow:0 18px 40px rgba(17,24,39,.18);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
      position:fixed;
      left:14px;
      bottom:14px;
      z-index:80;
    }
    .back-top:hover{
      transform: translateY(-2px);
      border-color: rgba(255,179,0,.35);
      background: rgba(255,255,255,.95);
      box-shadow:0 22px 60px rgba(17,24,39,.22);
    }

    .anchor-jump{
      scroll-margin-top: 86px;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; gap:14px}
      .nav-actions{min-width:auto}
      .steps{grid-template-columns: 1fr 1fr}
      .grid-3{grid-template-columns: 1fr 1fr}
      .two-col{grid-template-columns: 1fr}
      .gallery{grid-template-columns: 1fr}
      .article-list{grid-template-columns: 1fr}
      .comments{grid-template-columns: 1fr}
      .accordion{grid-template-columns: 1fr}
      .timeline{grid-template-columns: 1fr}
      form{grid-template-columns: 1fr}
      .form-actions{justify-content:flex-start}
      table{min-width:740px}
    }
    @media (max-width: 860px){
      nav{display:none}
      .menu-btn{display:flex}
      .mobile-panel.show{display:block}
      .nav-actions .btn.small{display:none}
    }