:root{
      --bg:#fff7f7;
      --bg2:#ffffff;
      --text:#1f2328;
      --muted:#5b616a;
      --muted2:#7a818b;
      --line:rgba(20,20,30,.10);
      --shadow: 0 12px 30px rgba(17, 24, 39, .08);
      --shadow2: 0 8px 22px rgba(17, 24, 39, .10);
      --brand:#d81f3a; /* 艳红热烈风 */
      --brand2:#ff3b5f;
      --brand3:#a60f2b;
      --accent:#b31233;
      --soft:#fff1f4;
      --soft2:#ffe6ec;
      --card:#ffffff;
      --radius:18px;
      --radius2:12px;
      --container: 1120px;
      --gap: 18px;
      --focus: 0 0 0 3px rgba(216,31,58,.18);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      background: radial-gradient(1200px 700px at 20% -10%, rgba(216,31,58,.14), transparent 52%),
                  radial-gradient(900px 500px at 80% 0%, rgba(255,59,95,.10), transparent 50%),
                  linear-gradient(180deg, #fff7f7 0%, #ffffff 38%, #fffdfd 100%);
      color:var(--text);
      line-height:1.5;
    }
    a{color:inherit}
    .skip-link{
      position:absolute;left:12px;top:-40px;
      background:var(--brand);color:#fff;padding:10px 12px;border-radius:10px;
      z-index:9999;transition:top .2s;
      text-decoration:none;font-weight:700;
    }
    .skip-link:focus{top:12px;outline:none;box-shadow:var(--focus)}
    .container{max-width:var(--container);margin:0 auto;padding:0 18px}
    .site-header{
      position:sticky;top:0;z-index:50;
      background: rgba(255,255,255,.7);
      backdrop-filter: blur(12px);
      border-bottom:1px solid rgba(20,20,30,.06);
    }
    .nav-container{
      display:flex;align-items:center;justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:240px}
    .brand-link{display:flex;align-items:center;gap:12px; text-decoration:none}
    .ai-page-logo{width:44px;height:auto;border-radius:12px}
    .brand-meta{display:flex;flex-direction:column;gap:2px}
    .brand-name{font-weight:900;letter-spacing:.2px}
    .brand-sub{font-size:12px;color:var(--muted2)}
    .nav-desktop{display:flex;align-items:center;justify-content:space-between;gap:16px;flex:1}
    .nav-links{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
    .nav-link{
      text-decoration:none;font-weight:650;color:rgba(31,35,40,.88);
      padding:8px 10px;border-radius:12px;
      transition: background .2s, transform .2s, color .2s;
      border:1px solid transparent;
    }
    .nav-link:hover{
      background:rgba(216,31,58,.08);
      border-color:rgba(216,31,58,.16);
      color:var(--brand);
      transform: translateY(-1px);
    }
    .nav-cta{display:flex;gap:10px;align-items:center}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;
      gap:10px;padding:11px 14px;border-radius:14px;
      text-decoration:none;border:1px solid transparent;
      font-weight:750;letter-spacing:.1px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
      white-space:nowrap;
      cursor:pointer;
      user-select:none;
    }
    .btn:focus{outline:none;box-shadow:var(--focus)}
    .btn:active{transform: translateY(1px)}
    .btn-solid{
      background: linear-gradient(180deg, var(--brand2), var(--brand));
      color:#fff;
      box-shadow: 0 14px 26px rgba(216,31,58,.22);
      border-color: rgba(255,255,255,.18);
    }
    .btn-solid:hover{transform: translateY(-1px); box-shadow: 0 18px 34px rgba(216,31,58,.28)}
    .btn-ghost{
      background: rgba(216,31,58,.06);
      color: var(--brand);
      border-color: rgba(216,31,58,.18);
    }
    .btn-ghost:hover{
      background: rgba(216,31,58,.11);
      border-color: rgba(216,31,58,.30);
      transform: translateY(-1px);
    }
    .btn-full{width:100%}

    .nav-mobile{display:none}
    .icon-btn{
      width:44px;height:44px;border-radius:14px;border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.75);
      box-shadow: 0 10px 22px rgba(17,24,39,.06);
      cursor:pointer;
      display:flex;align-items:center;justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .icon-btn:focus{outline:none;box-shadow:var(--focus)}
    .icon-btn:hover{transform: translateY(-1px); border-color: rgba(216,31,58,.25)}
    .icon-bar{
      width:18px;height:2px;background: var(--brand);
      display:block; border-radius:999px; margin:3px 0;
    }
    .x1,.x2{position:absolute}
    .mobile-drawer{
      position:fixed;inset:0;z-index:80;
      background: rgba(9,12,16,.48);
      display:flex;align-items:flex-start;justify-content:center;
      padding:74px 14px 14px;
    }
    .drawer-inner{
      width:min(560px, 100%);
      background: rgba(255,255,255,.92);
      backdrop-filter: blur(14px);
      border:1px solid rgba(20,20,30,.10);
      border-radius:22px;
      box-shadow: var(--shadow);
      padding:14px;
      overflow:hidden;
    }
    .drawer-top{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 10px}
    .drawer-title{font-weight:900}
    .drawer-links{display:flex;flex-direction:column;gap:8px;padding:8px 2px 14px}
    .drawer-link{
      text-decoration:none; padding:12px 12px; border-radius:14px;
      border:1px solid rgba(20,20,30,.08);
      background: rgba(255,255,255,.75);
      font-weight:750;color:rgba(31,35,40,.9);
    }
    .drawer-link:hover{border-color: rgba(216,31,58,.25); background: rgba(216,31,58,.06)}
    .drawer-ctas{display:grid;grid-template-columns:1fr;gap:10px;padding:0 2px 4px}
    .hero{
      position:relative;
      overflow:hidden;
      padding:34px 0 26px;
    }
    .hero-grid{
      display:grid;grid-template-columns: 1.15fr .85fr;
      gap:26px;align-items:start;
    }
    .hero-left{padding-top:8px}
    .hero-badge{
      display:inline-flex;gap:10px;align-items:center;
      padding:8px 12px;border-radius:999px;
      border:1px solid rgba(216,31,58,.18);
      background: rgba(255,255,255,.7);
      box-shadow: 0 12px 22px rgba(216,31,58,.08);
      color: rgba(31,35,40,.92);
      font-weight:800;
    }
    .hero-badge .dot{
      width:10px;height:10px;border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #ffd1da, var(--brand));
      box-shadow: 0 0 0 5px rgba(216,31,58,.12);
      animation: pulse 1.6s ease-in-out infinite;
    }
    @keyframes pulse{
      0%,100%{transform:scale(1); opacity:1}
      50%{transform:scale(1.12); opacity:.85}
    }
    .hero-title{
      margin:14px 0 10px;
      font-size: clamp(28px, 4vw, 44px);
      line-height:1.12;
      letter-spacing:-.6px;
      font-weight:980;
    }
    .hero-lead{
      margin:0;
      color: rgba(31,35,40,.78);
      font-size: 15.5px;
      max-width: 56ch;
    }
    .hero-actions{display:flex;gap:12px;align-items:center;margin-top:18px;flex-wrap:wrap}
    .hero-trust{
      margin-top:18px;
      display:flex;align-items:center;gap:14px;flex-wrap:wrap;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(20,20,30,.08);
      border-radius:18px;
      padding:12px 12px;
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
    }
    .trust-item{display:flex;flex-direction:column;gap:3px;min-width:120px}
    .trust-num{font-weight:950; letter-spacing:.2px}
    .trust-label{font-size:12.5px;color:var(--muted2)}
    .trust-divider{width:1px;height:28px;background:rgba(20,20,30,.10)}
    .hero-right{position:relative}
    .hero-panel{
      border-radius:22px;
      background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.75));
      border:1px solid rgba(216,31,58,.16);
      box-shadow: var(--shadow2);
      padding:16px;
      transform: translateY(6px);
      animation: floatIn .6s ease both;
    }
    @keyframes floatIn{
      from{opacity:0; transform: translateY(18px)}
      to{opacity:1; transform: translateY(6px)}
    }
    .panel-title{font-weight:950;margin-bottom:10px}
    .chips{display:flex;flex-wrap:wrap;gap:10px}
    .chip{
      border-radius:999px;
      padding:8px 10px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.75);
      font-weight:750;font-size:12.5px;color:rgba(31,35,40,.86);
    }
    .chip-strong{
      background: rgba(216,31,58,.10);
      border-color: rgba(216,31,58,.22);
      color: var(--brand3);
    }
    .panel-foot{margin-top:14px;display:flex;flex-direction:column;gap:10px}
    .panel-meter{display:flex;flex-direction:column;gap:8px}
    .meter-label{font-size:12.5px;color:var(--muted2);font-weight:700}
    .meter-track{
      height:10px;border-radius:999px;background: rgba(20,20,30,.08);
      overflow:hidden; border:1px solid rgba(20,20,30,.07);
    }
    .meter-fill{
      width:0%;height:100%;
      background: linear-gradient(90deg, var(--brand2), var(--brand));
      border-radius:999px;
      animation: fillAnim 1.2s ease .2s forwards;
    }
    @keyframes fillAnim{to{width:78%}}
    .panel-note{font-size:12.5px;color:rgba(31,35,40,.72)}
    .hero-cards{
      margin-top:14px;
      display:grid;grid-template-columns: 1fr;
      gap:12px;
    }
    .mini-card{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(20,20,30,.08);
      border-radius:18px;
      padding:14px;
      box-shadow: 0 10px 20px rgba(17,24,39,.05);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .mini-card:hover{transform: translateY(-2px); box-shadow: 0 18px 30px rgba(17,24,39,.08); border-color: rgba(216,31,58,.22)}
    .mini-icon{color:var(--brand); width:38px;height:38px;border-radius:14px;display:flex;align-items:center;justify-content:center;background: rgba(216,31,58,.08);border:1px solid rgba(216,31,58,.16);margin-bottom:10px}
    .mini-title{font-weight:950;margin-bottom:5px}
    .mini-desc{color:rgba(31,35,40,.70); font-size:12.8px}
    .hero-wave{
      position:absolute;left:50%;transform:translateX(-50%);
      bottom:-120px;width:1200px;max-width:140%;
      height:240px;
      background: radial-gradient(closest-side, rgba(216,31,58,.14), transparent 70%);
      filter: blur(2px);
      pointer-events:none;
    }

    .section{padding:46px 0}
    .section-soft{background: linear-gradient(180deg, rgba(255,241,244,.7), rgba(255,255,255,.65)); border-top:1px solid rgba(20,20,30,.05); border-bottom:1px solid rgba(20,20,30,.05)}
    .section-head{margin-bottom:20px}
    .section-title{
      margin:0;
      font-size: clamp(20px, 2.7vw, 30px);
      letter-spacing:-.35px;
      font-weight:980;
    }
    .section-sub{margin:10px 0 0; color:rgba(31,35,40,.72); max-width:70ch}
    .grid-4{display:grid;grid-template-columns: repeat(4, 1fr);gap:14px}
    .grid-3{display:grid;grid-template-columns: repeat(3, 1fr);gap:14px}
    .grid-2{display:grid;grid-template-columns: repeat(2, 1fr);gap:14px}
    .fade-item{opacity:0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease}
    .fade-item.in{opacity:1; transform: translateY(0)}
    .stat-card{
      background: rgba(255,255,255,.8);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 12px 26px rgba(17,24,39,.05);
    }
    .stat-card.accent{border-color: rgba(216,31,58,.20); background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.86))}
    .stat-kicker{font-size:12.5px;color:var(--muted2);font-weight:800;margin-bottom:10px}
    .stat-value{font-weight:990;font-size:20px;margin-bottom:6px}
    .stat-desc{color:rgba(31,35,40,.70); font-size:13.2px}
    .two-col{display:grid;grid-template-columns: 1.05fr .95fr;gap:18px;align-items:start}
    .eyebrow{font-weight:900;color:var(--brand3); letter-spacing:.2px; margin-bottom:10px}
    .h2{margin:0;font-size: clamp(20px, 2.6vw, 30px); font-weight:990; letter-spacing:-.3px}
    .h3{margin:0;font-size:16.5px;font-weight:950;letter-spacing:-.15px}
    .p{margin:12px 0 0; color:rgba(31,35,40,.76)}
    .p.small{font-size:13.5px}
    .checklist{margin-top:18px;display:flex;flex-direction:column;gap:12px}
    .check-item{display:flex;gap:10px;align-items:flex-start;padding:12px;border-radius:16px;border:1px solid rgba(20,20,30,.08);background: rgba(255,255,255,.72)}
    .check-mark{
      width:26px;height:26px;border-radius:10px;display:flex;align-items:center;justify-content:center;
      background: rgba(216,31,58,.10); color:var(--brand3); font-weight:950;
      border:1px solid rgba(216,31,58,.18);
      flex:0 0 auto;
      margin-top:2px;
    }
    .check-title{font-weight:950;margin-bottom:2px}
    .check-desc{color:rgba(31,35,40,.70);font-size:13.2px}
    .brand-tiles{display:flex;flex-direction:column;gap:12px}
    .tile{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:20px;
      padding:14px;
      box-shadow: 0 12px 26px rgba(17,24,39,.04);
      transition: transform .18s ease, border-color .18s ease;
    }
    .tile:hover{transform: translateY(-2px); border-color: rgba(216,31,58,.20)}
    .tile.highlight{
      background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88));
      border-color: rgba(216,31,58,.18);
    }
    .tile-top{display:flex;align-items:center;gap:10px;margin-bottom:8px}
    .tile-icon{
      width:34px;height:34px;border-radius:14px;display:flex;align-items:center;justify-content:center;
      background: rgba(216,31,58,.08); border:1px solid rgba(216,31,58,.18); color:var(--brand3);
      flex:0 0 auto;
    }
    .tile-title{font-weight:980}
    .tile-desc{color:rgba(31,35,40,.70); font-size:13.2px}
    .cta-strip{
      margin-top:12px;
      display:flex;align-items:center;justify-content:space-between;gap:14px;
      padding:14px;border-radius:22px;
      border:1px solid rgba(216,31,58,.16);
      background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.85));
      box-shadow: 0 14px 30px rgba(216,31,58,.10);
    }
    .cta-strip-title{font-weight:990;margin-bottom:4px}
    .cta-strip-sub{color:rgba(31,35,40,.72); font-size:13.2px}
    .service-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .service-card:hover{transform: translateY(-2px); box-shadow: 0 20px 36px rgba(17,24,39,.08); border-color: rgba(216,31,58,.20)}
    .service-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .service-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
    .service-icon{
      width:44px;height:44px;border-radius:18px;display:flex;align-items:center;justify-content:center;
      background: rgba(216,31,58,.08);border:1px solid rgba(216,31,58,.18); color:var(--brand3);
    }
    .list{margin:10px 0 0;padding-left:18px;color:rgba(31,35,40,.72)}
    .list li{margin:7px 0; font-size:13.5px}
    .mini-section{
      background: rgba(255,255,255,.80);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 12px 26px rgba(17,24,39,.04);
    }
    .mini-section-title{font-weight:980;margin-bottom:12px}
    .chips-large .chip{font-size:13px;padding:9px 12px}
    .model-tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{
      padding:8px 10px;border-radius:999px;
      background: rgba(255,255,255,.74);
      border:1px solid rgba(20,20,30,.10);
      font-weight:800;font-size:12.4px;color:rgba(31,35,40,.82);
    }
    .mini-note{margin-top:12px;color:rgba(31,35,40,.66);font-size:12.8px}
    .margin-top{margin-top:18px}
    .margin-top-sm{margin-top:14px}
    .solution-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
      transition: transform .18s ease, border-color .18s ease;
    }
    .solution-card:hover{transform: translateY(-2px); border-color: rgba(216,31,58,.22)}
    .solution-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .solution-top{display:flex;align-items:flex-start;gap:12px;margin-bottom:10px}
    .solution-icon{
      width:44px;height:44px;border-radius:18px;display:flex;align-items:center;justify-content:center;
      background: rgba(216,31,58,.08);border:1px solid rgba(216,31,58,.18); color:var(--brand3);
      flex:0 0 auto;
    }
    .pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
    .pill{
      padding:8px 10px;border-radius:999px;
      background: rgba(216,31,58,.07);
      border:1px solid rgba(216,31,58,.16);
      color: rgba(166,15,43,.95);
      font-weight:850;font-size:12.6px;
    }

    .friend-links{margin-top:18px; border-radius:22px; border:1px solid rgba(20,20,30,.08); background: rgba(255,255,255,.78); padding:16px; box-shadow: 0 14px 26px rgba(17,24,39,.04)}
    .friend-head{margin-bottom:10px}
    .friend-title{font-weight:980;margin-bottom:4px}
    .friend-sub{color:rgba(31,35,40,.68);font-size:13px}
    .friend-list{display:flex;flex-wrap:wrap;gap:10px}
    .friend-list a{
      text-decoration:none;padding:9px 11px;border-radius:14px;border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.72);
      font-weight:800; color:rgba(31,35,40,.82);
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .friend-list a:hover{transform: translateY(-1px); border-color: rgba(216,31,58,.22); background: rgba(216,31,58,.06); color: var(--brand3)}
    .service-net-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .service-net-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .net-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
    .net-ico{
      width:44px;height:44px;border-radius:18px;display:flex;align-items:center;justify-content:center;
      background: rgba(216,31,58,.08);border:1px solid rgba(216,31,58,.18); color:var(--brand3);
    }
    .net-title{font-weight:980}
    .net-desc{color:rgba(31,35,40,.70); font-size:13.4px}

    .steps-grid{display:grid;grid-template-columns: repeat(3, 1fr);gap:14px}
    .step-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
      transition: transform .18s ease, border-color .18s ease;
    }
    .step-card:hover{transform: translateY(-2px); border-color: rgba(216,31,58,.22)}
    .step-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .step-num{
      font-weight:990;
      color: rgba(166,15,43,.92);
      letter-spacing:.5px;
      margin-bottom:10px;
      font-size:15px;
    }
    .step-title{font-weight:980;margin-bottom:6px}
    .step-desc{color:rgba(31,35,40,.70); font-size:13.3px}
    .callout{
      margin-top:18px;
      border-radius:22px;
      border:1px solid rgba(216,31,58,.16);
      background: linear-gradient(180deg, rgba(216,31,58,.12), rgba(255,255,255,.86));
      box-shadow: 0 16px 32px rgba(216,31,58,.12);
      padding:16px;
      display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
    }
    .callout-title{font-weight:990;margin-bottom:4px}
    .callout-sub{color:rgba(31,35,40,.72); font-size:13.2px}

    .timeline{
      display:grid;grid-template-columns: repeat(4, 1fr);
      gap:14px;
    }
    .time-item{display:flex;flex-direction:column;gap:12px}
    .time-dot{
      width:14px;height:14px;border-radius:50%;
      background: linear-gradient(180deg, var(--brand2), var(--brand));
      box-shadow: 0 0 0 6px rgba(216,31,58,.14);
      margin-left:6px;
    }
    .time-card{
      border-radius:22px;
      border:1px solid rgba(20,20,30,.08);
      background: rgba(255,255,255,.80);
      padding:14px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .time-title{font-weight:980;margin-bottom:6px}
    .time-desc{color:rgba(31,35,40,.70); font-size:13.2px}

    .case-grid{display:grid;grid-template-columns: repeat(4, 1fr);gap:14px}
    .case-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
      transition: transform .18s ease, border-color .18s ease;
      display:flex;flex-direction:column;gap:10px;
      min-height:190px;
    }
    .case-card:hover{transform: translateY(-2px); border-color: rgba(216,31,58,.22)}
    .case-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .case-title{font-weight:990}
    .case-desc{color:rgba(31,35,40,.70); font-size:13.2px; flex:1}
    .case-meta{display:flex;flex-wrap:wrap;gap:10px}
    .meta-chip{
      padding:8px 10px;border-radius:999px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.72);
      font-weight:850;font-size:12.4px;color:rgba(31,35,40,.82);
    }
    .case-link{
      text-decoration:none;
      font-weight:900;
      color: var(--brand3);
      border:1px solid rgba(216,31,58,.20);
      background: rgba(216,31,58,.07);
      padding:10px 12px;border-radius:14px;
      text-align:center;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .case-link:hover{transform: translateY(-1px); background: rgba(216,31,58,.10); border-color: rgba(216,31,58,.28)}

    .rating-row{display:grid;grid-template-columns: .92fr 1.08fr;gap:14px;align-items:start}
    .rating-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .rating-title{font-weight:980;color:rgba(31,35,40,.86); margin-bottom:10px}
    .stars{font-size:22px;letter-spacing:2px;color: rgba(216,31,58,.95); margin-bottom:8px}
    .star{opacity:.35}
    .star.filled{opacity:1}
    .rating-score{font-weight:990;font-size:30px;letter-spacing:-.6px}
    .score-num{color:var(--brand3)}
    .score-suf{font-size:14px;color:rgba(31,35,40,.68); font-weight:900; margin-left:6px}
    .rating-desc{margin-top:8px;color:rgba(31,35,40,.70); font-size:13.2px}
    .rating-table-wrap{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .table-title{font-weight:990;margin-bottom:10px}
    .table-scroll{overflow:auto;border-radius:16px;border:1px solid rgba(20,20,30,.08)}
    table{border-collapse:collapse;width:100%;min-width:680px; background:#fff}
    th,td{padding:12px 12px; border-bottom:1px solid rgba(20,20,30,.08); vertical-align:top}
    thead th{
      background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.9));
      font-weight:980; color:rgba(31,35,40,.90);
      position:sticky; top:0;
    }
    tbody tr:hover td{background: rgba(216,31,58,.04)}
    .score-badge{
      display:inline-flex;align-items:center;justify-content:center;
      padding:7px 10px;border-radius:999px;
      border:1px solid rgba(216,31,58,.18);
      background: rgba(216,31,58,.08);
      color: var(--brand3);
      font-weight:980;
      white-space:nowrap;
    }
    .score-badge.high{background: rgba(216,31,58,.10)}
    .table-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:12px}
    .table-note{color:rgba(31,35,40,.68); font-size:12.8px; max-width:58ch}

    .match-grid{display:grid;grid-template-columns: 1fr 1fr;gap:14px}
    .form-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .form-head{margin-bottom:10px}
    .form-title{font-weight:990}
    .form-sub{color:rgba(31,35,40,.70); font-size:13.2px; margin-top:6px}
    .form{margin-top:10px}
    .form-row{display:grid;grid-template-columns: 1fr 1fr;gap:12px;margin-bottom:12px}
    .form-row .field:last-child{margin-bottom:0}
    .field{display:flex;flex-direction:column;gap:8px}
    .label{font-size:12.5px;color:var(--muted2);font-weight:850}
    .input,.textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(20,20,30,.12);
      background: rgba(255,255,255,.78);
      padding:11px 12px;
      font-size:14px;
      transition: box-shadow .15s ease, border-color .15s ease, background .15s ease;
      color:rgba(31,35,40,.94);
    }
    .input:focus,.textarea:focus{outline:none; border-color: rgba(216,31,58,.40); box-shadow: var(--focus); background:#fff}
    .textarea{resize:vertical; min-height:120px}
    .form-actions{grid-template-columns: 1fr}
    .form-tip{color:rgba(31,35,40,.65); font-size:12.6px; line-height:1.4; margin-top:10px; text-align:left}
    .side-panel{
      background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.86));
      border:1px solid rgba(216,31,58,.16);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 18px 32px rgba(216,31,58,.10);
      height:100%;
      display:flex;flex-direction:column;
      gap:12px;
    }
    .side-title{font-weight:990}
    .accordion{display:flex;flex-direction:column;gap:10px}
    .acc-item{border-radius:16px;border:1px solid rgba(20,20,30,.10);background: rgba(255,255,255,.75);overflow:hidden}
    .acc-btn{
      width:100%; text-align:left;
      border:0; background: transparent;
      padding:12px 12px;
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      cursor:pointer;font-weight:920;
      color:rgba(31,35,40,.92);
    }
    .acc-btn:focus{outline:none; box-shadow: var(--focus)}
    .acc-icon{
      width:12px;height:12px; position:relative; flex:0 0 auto;
      border-right:2px solid rgba(216,31,58,.9);
      border-bottom:2px solid rgba(216,31,58,.9);
      transform: rotate(45deg);
      transition: transform .2s ease;
      margin-right:4px;
    }
    .acc-item[data-open="true"] .acc-icon{transform: rotate(225deg)}
    .acc-panel{padding:0 12px 12px; color:rgba(31,35,40,.74); font-size:13.2px}
    .side-actions{display:flex;gap:10px;flex-wrap:wrap}
    .side-disclaimer{
      margin-top:auto;
      border-top:1px solid rgba(20,20,30,.10);
      padding-top:12px;
    }
    .dis-title{font-weight:990;margin-bottom:6px}
    .dis-body{color:rgba(31,35,40,.68); font-size:12.8px}

    .price-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .price-head{margin-bottom:14px}
    .price-title{font-weight:990}
    .price-sub{color:rgba(31,35,40,.70); font-size:13.2px; margin-top:6px}
    .price-steps{display:flex;flex-direction:column;gap:12px}
    .price-step{display:flex;gap:12px;align-items:flex-start}
    .price-bullet{
      width:32px;height:32px;border-radius:14px;
      background: rgba(216,31,58,.10);
      border:1px solid rgba(216,31,58,.18);
      color:var(--brand3);display:flex;align-items:center;justify-content:center;
      font-weight:990;flex:0 0 auto;
    }
    .price-text{color:rgba(31,35,40,.74); font-weight:800}
    .price-foot{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
    .price-table{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .token-table{min-width:720px}
    .banner-strip{
      margin-top:16px;
      border-radius:22px;
      border:1px solid rgba(216,31,58,.16);
      background: linear-gradient(180deg, rgba(216,31,58,.12), rgba(255,255,255,.86));
      box-shadow: 0 18px 32px rgba(216,31,58,.10);
      padding:16px;
      display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
    }
    .banner-title{font-weight:990;margin-bottom:4px}
    .banner-sub{color:rgba(31,35,40,.70);font-size:13.2px}

    .train-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .train-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .train-title{font-weight:990;margin-bottom:8px}
    .train-desc{color:rgba(31,35,40,.70); font-size:13.2px;margin-bottom:8px}

    .faq-grid{display:grid;grid-template-columns: 1fr 1fr;gap:14px;align-items:start}
    .faq-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .faq-title{font-weight:990;margin-bottom:12px}
    .faq-item{border-radius:16px;border:1px solid rgba(20,20,30,.10); background: rgba(255,255,255,.75); overflow:hidden; margin-bottom:10px}
    .faq-item:last-child{margin-bottom:0}
    .faq-q{
      width:100%; border:0; background: transparent;
      padding:12px 12px;
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      cursor:pointer;
      font-weight:950;
      text-align:left;
    }
    .faq-q:focus{outline:none; box-shadow: var(--focus)}
    .faq-a{padding:0 12px 12px; color:rgba(31,35,40,.72); font-size:13.2px}
    .faq-plus{
      width:14px;height:14px; position:relative; flex:0 0 auto;
      border-right:2px solid rgba(216,31,58,.9);
      border-bottom:2px solid rgba(216,31,58,.9);
      transform: rotate(45deg);
      margin-right:4px;
      transition: transform .2s ease;
    }
    .faq-item[data-open="true"] .faq-plus{transform: rotate(225deg)}
    .faq-cta{margin-top:12px}
    .split-head{display:flex;align-items:baseline;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:14px}
    .link-muted{color:rgba(31,35,40,.70);text-decoration:none;font-weight:850}
    .link-muted:hover{color:var(--brand3)}
    .wiki-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .wiki-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .wiki-title{font-weight:990;margin-bottom:12px}
    .wiki-list{display:flex;flex-direction:column;gap:10px}
    .wiki-item{
      border-radius:16px;border:1px solid rgba(20,20,30,.10); background: rgba(255,255,255,.74);
      padding:12px;
    }
    .wiki-k{font-weight:990;margin-bottom:6px}
    .wiki-v{color:rgba(31,35,40,.70); font-size:13.2px}
    .wiki-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
    .article-list{display:flex;flex-direction:column;gap:10px}
    .article-item{
      text-decoration:none;
      border-radius:18px;border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.74);
      padding:12px;
      display:flex;gap:12px;align-items:flex-start;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .article-item:hover{transform: translateY(-2px); border-color: rgba(216,31,58,.24); background: rgba(216,31,58,.05)}
    .article-date{
      flex:0 0 auto;
      padding:7px 10px;border-radius:999px;
      background: rgba(216,31,58,.10);
      border:1px solid rgba(216,31,58,.18);
      color:var(--brand3);
      font-weight:980; font-size:12px;
      margin-top:2px;
    }
    .article-body{display:flex;flex-direction:column;gap:4px}
    .article-title{font-weight:990}
    .article-desc{color:rgba(31,35,40,.70); font-size:13.2px}
    .news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:14px}

    .contact-grid{display:grid;grid-template-columns: 1fr 1fr;gap:14px;align-items:start}
    .contact-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .contact-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .contact-title{font-weight:990;margin-bottom:12px}
    .contact-row{display:flex;justify-content:space-between;gap:14px;margin:10px 0}
    .contact-label{color:var(--muted2); font-weight:850; min-width:120px}
    .contact-value{font-weight:900; color:rgba(31,35,40,.92)}
    .contact-value a{color:var(--brand3); text-decoration:none}
    .contact-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
    .qr-wrap{display:flex;align-items:center;gap:14px}
    .qr-img{
      width:138px;height:auto;border-radius:18px;border:1px solid rgba(20,20,30,.10);
      box-shadow: 0 14px 28px rgba(17,24,39,.08);
      background:#fff;
      flex:0 0 auto;
    }
    .qr-note{color:rgba(31,35,40,.72); font-size:13.2px}
    .contact-small{margin-top:14px}
    .small-title{font-weight:990;margin-bottom:10px}

    .join-card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(20,20,30,.08);
      border-radius:22px;
      padding:16px;
      box-shadow: 0 14px 26px rgba(17,24,39,.04);
    }
    .join-card.accent{background: linear-gradient(180deg, rgba(216,31,58,.10), rgba(255,255,255,.88)); border-color: rgba(216,31,58,.18)}
    .join-title{font-weight:990;margin-bottom:8px}
    .join-desc{color:rgba(31,35,40,.70); font-size:13.2px;margin-bottom:12px}
    .join-quote{
      border-radius:18px;border:1px solid rgba(216,31,58,.16);
      background: rgba(216,31,58,.06);
      padding:14px;margin-top:6px;
    }
    .quote-mark{color:var(--brand3); font-size:26px; font-weight:990; line-height:1}
    .quote-text{color:rgba(31,35,40,.76); font-weight:850}
    .join-cta{
      margin-top:16px;
      border-radius:22px;
      border:1px solid rgba(216,31,58,.16);
      background: linear-gradient(180deg, rgba(216,31,58,.12), rgba(255,255,255,.86));
      box-shadow: 0 18px 32px rgba(216,31,58,.10);
      padding:16px;
      display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
    }
    .join-cta-title{font-weight:990;margin-bottom:4px}
    .join-cta-sub{color:rgba(31,35,40,.70); font-size:13.2px}

    .site-footer{
      background: #0f1318;
      color:#eef2f6;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .site-footer a{color:#eef2f6; text-decoration:none}
    .site-footer a:hover{color:#fff}
    .footer-inner{padding:26px 0 18px}
    .footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;flex-wrap:wrap}
    .footer-brand{display:flex;align-items:center;gap:12px}
    .footer-logo{width:46px;height:auto;border-radius:16px;border:1px solid rgba(255,255,255,.12);background:#fff}
    .footer-brand-text{display:flex;flex-direction:column;gap:4px}
    .footer-name{font-weight:990}
    .footer-sub{color:rgba(238,242,246,.72); font-size:13px; max-width:42ch}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end;max-width:560px}
    .footer-links a{
      padding:8px 10px;border-radius:14px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.06);
      font-weight:850; font-size:13px;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .footer-links a:hover{transform: translateY(-1px); background: rgba(255,255,255,.10); border-color: rgba(255,59,95,.35)}
    .footer-mid{
      display:grid;grid-template-columns: .8fr 1fr 1fr; gap:14px;
      margin-top:18px;
    }
    .footer-q-title{font-weight:990;margin-bottom:10px}
    .footer-qr-img{width:132px;height:auto;border-radius:18px;border:1px solid rgba(255,255,255,.12);background:#fff}
    .footer-qr{padding:14px;border-radius:22px;border:1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06)}
    .footer-news,.footer-contact{
      padding:14px;border-radius:22px;border:1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06)
    }
    .footer-articles{display:flex;flex-direction:column;gap:10px}
    .footer-articles a{
      padding:10px 12px;border-radius:16px;border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.05);
      font-weight:850;
    }
    .footer-articles a:hover{border-color: rgba(255,59,95,.35)}
    .footer-contact-row{display:flex;justify-content:space-between;gap:14px;margin:10px 0; font-weight:850}
    .footer-contact-row .k{color:rgba(238,242,246,.70); font-weight:900}
    .footer-bottom{
      margin-top:14px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.10);
      display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
    }
    .footer-bottom-left{color:rgba(238,242,246,.78); font-weight:850}
    .dot-sep{opacity:.55; margin:0 8px}
    .footer-bottom-right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
    .to-top{
      background: rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      padding:9px 12px;border-radius:14px;
      font-weight:900; cursor:pointer;
    }
    .to-top:hover{border-color: rgba(255,59,95,.35); background: rgba(255,255,255,.10)}
    .floating-kefu{
      position:fixed; right:16px; bottom:16px; z-index:90;
    }
    .float-btn{
      display:flex;align-items:center;gap:10px;
      background: linear-gradient(180deg, rgba(255,59,95,.98), rgba(216,31,58,.98));
      color:#fff;
      padding:12px 14px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.20);
      box-shadow: 0 18px 34px rgba(216,31,58,.28);
      text-decoration:none;
      font-weight:950;
      transition: transform .15s ease, box-shadow .15s ease;
      cursor:pointer;
    }
    .float-btn:hover{transform: translateY(-2px); box-shadow: 0 26px 48px rgba(216,31,58,.34)}
    .float-ico{display:flex;align-items:center;justify-content:center}
    .float-text{font-size:14px}
    .backdrop-top{
      position:fixed; right:16px; bottom:92px;
      width:44px;height:44px;border-radius:16px;
      border:1px solid rgba(20,20,30,.12);
      background: rgba(255,255,255,.8);
      box-shadow: 0 14px 26px rgba(17,24,39,.12);
      cursor:pointer;
      color: var(--brand3);
      font-weight:990;
    }
    .backdrop-top:hover{border-color: rgba(216,31,58,.25)}

    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr;gap:16px}
      .hero-right{order:2}
      .grid-4{grid-template-columns: repeat(2, 1fr)}
      .grid-3{grid-template-columns: repeat(2, 1fr)}
      .grid-2{grid-template-columns: 1fr}
      .two-col{grid-template-columns:1fr}
      .timeline{grid-template-columns:1fr;gap:12px}
      .case-grid{grid-template-columns: repeat(2, 1fr)}
      .steps-grid{grid-template-columns: repeat(2, 1fr)}
      .rating-row{grid-template-columns:1fr}
      .match-grid{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
      .contact-grid{grid-template-columns:1fr}
      .footer-mid{grid-template-columns:1fr}
      .nav-desktop{display:none}
      .nav-mobile{display:flex}
      .nav-mobile .icon-btn{margin-left:auto}
    }
    @media (max-width: 560px){
      .grid-3,.grid-4{grid-template-columns:1fr}
      .case-grid{grid-template-columns:1fr}
      .steps-grid{grid-template-columns:1fr}
      .form-row{grid-template-columns:1fr}
      table{min-width:620px}
      .qr-wrap{flex-direction:column; align-items:flex-start}
      .qr-img{width:120px}
      .footer-links{justify-content:flex-start; max-width:none}
    }

    .sr-only{
      position:absolute;
      width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0
    }