*{margin:0;padding:0;box-sizing:border-box}
  :root{
    --candy-pink:#ff5d8f;
    --candy-orange:#ff9f43;
    --candy-yellow:#ffd166;
    --candy-mint:#3ddc97;
    --candy-blue:#4dabf7;
    --candy-purple:#9b7bff;
    --ink:#1f2340;
    --ink-soft:#4a4f6e;
    --ink-light:#6f7592;
    --bg:#fffaf4;
    --card:#ffffff;
    --line:#ffe4ef;
    --shadow-sm:0 4px 14px rgba(255,93,143,.10);
    --shadow-md:0 12px 34px rgba(155,123,255,.14);
    --radius:20px;
  }
  html{scroll-behavior:smooth}
  body{
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    color:var(--ink);
    background:var(--bg);
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;height:auto;display:block}
  a{color:inherit;text-decoration:none}
  ul{list-style:none}
  .container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

  /* ===== 背景氛围（贯穿全页） ===== */
  .page-bg{
    position:fixed;inset:0;z-index:-1;pointer-events:none;
    background:
      radial-gradient(720px 460px at 8% 4%, rgba(255,209,102,.30), transparent 70%),
      radial-gradient(760px 520px at 94% 12%, rgba(255,93,143,.20), transparent 70%),
      radial-gradient(760px 520px at 50% 46%, rgba(77,171,247,.16), transparent 72%),
      radial-gradient(720px 520px at 92% 84%, rgba(61,220,151,.18), transparent 72%),
      radial-gradient(680px 480px at 6% 92%, rgba(155,123,255,.18), transparent 72%),
      linear-gradient(180deg,#fffaf4 0%,#fff7fb 42%,#f7fbff 100%);
  }

  /* ===== 顶部导航 ===== */
  .site-header{
    position:sticky;top:0;z-index:100;
    background:rgba(255,250,244,.86);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .nav-wrap{
    display:flex;align-items:center;justify-content:space-between;
    gap:16px;min-height:68px;flex-wrap:wrap;
  }
  .brand{
    display:flex;align-items:center;gap:10px;flex-shrink:0;
    font-weight:800;font-size:19px;letter-spacing:.5px;
  }
  .brand .ai-page-logo{width:auto;max-width:132px;height:34px;object-fit:contain}
  .nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
  .nav-links a{
    display:inline-block;padding:8px 11px;border-radius:10px;
    font-size:14px;font-weight:600;color:var(--ink-soft);
    transition:color .25s,background .25s,transform .25s;
  }
  .nav-links a:hover{color:var(--candy-pink);background:#fff0f6;transform:translateY(-2px)}
  .nav-cta{
    display:inline-flex;align-items:center;gap:8px;
    padding:10px 20px;border-radius:999px;font-size:14px;font-weight:700;color:#fff;
    background:linear-gradient(120deg,var(--candy-pink),var(--candy-orange));
    box-shadow:0 8px 20px rgba(255,93,143,.34);
    transition:transform .25s,box-shadow .25s;
    white-space:nowrap;
  }
  .nav-cta:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 12px 26px rgba(255,93,143,.42)}
  .nav-toggle{
    display:none;width:42px;height:42px;border:none;border-radius:12px;
    background:#fff;border:1px solid var(--line);cursor:pointer;
    flex-direction:column;justify-content:center;align-items:center;gap:5px;
  }
  .nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  /* ===== Hero ===== */
  .hero{padding:64px 0 72px;position:relative;overflow:hidden}
  .hero-inner{
    display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
  }
  .hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 16px;border-radius:999px;font-size:13px;font-weight:700;
    color:#c2185b;background:linear-gradient(120deg,#fff0f6,#fff6e5);
    border:1px solid #ffd6e5;margin-bottom:20px;
  }
  .hero-badge i{width:8px;height:8px;border-radius:50%;background:var(--candy-pink);display:block;animation:pulseDot 1.8s infinite}
  @keyframes pulseDot{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.5}}
  h1{
    font-size:clamp(28px,4.2vw,50px);line-height:1.22;
    font-weight:900;letter-spacing:-.5px;margin-bottom:20px;
  }
  h1 .hl{
    background:linear-gradient(120deg,var(--candy-pink) 10%,var(--candy-orange) 55%,var(--candy-purple) 95%);
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-desc{font-size:16px;color:var(--ink-soft);max-width:560px;margin-bottom:26px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:14px 30px;border-radius:999px;font-size:15px;font-weight:700;
    cursor:pointer;border:none;transition:transform .25s,box-shadow .25s,background .25s;
  }
  .btn-primary{
    color:#fff;background:linear-gradient(120deg,var(--candy-pink),var(--candy-orange));
    box-shadow:0 12px 28px rgba(255,93,143,.36);
  }
  .btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 36px rgba(255,93,143,.46)}
  .btn-ghost{
    color:var(--ink);background:#fff;border:1.5px solid #ffd6e5;
    box-shadow:var(--shadow-sm);
  }
  .btn-ghost:hover{transform:translateY(-3px);border-color:var(--candy-pink);color:var(--candy-pink)}
  .hero-tags{display:flex;flex-wrap:wrap;gap:9px}
  .hero-tags span{
    font-size:12.5px;font-weight:600;padding:6px 14px;border-radius:999px;
    background:#fff;color:var(--ink-soft);border:1px solid var(--line);
  }
  /* Hero 右侧纯 CSS 视觉 */
  .hero-visual{position:relative;min-height:340px;display:flex;align-items:center;justify-content:center}
  .orbit{
    position:absolute;border-radius:50%;border:1.5px dashed rgba(155,123,255,.34);
    animation:spin 26s linear infinite;
  }
  .orbit.o1{width:300px;height:300px}
  .orbit.o2{width:400px;height:400px;animation-duration:38s;animation-direction:reverse;border-color:rgba(255,93,143,.28)}
  @keyframes spin{to{transform:rotate(360deg)}}
  .hero-core{
    position:relative;z-index:2;width:220px;height:220px;border-radius:50%;
    background:conic-gradient(from 0deg,var(--candy-pink),var(--candy-orange),var(--candy-yellow),var(--candy-mint),var(--candy-blue),var(--candy-purple),var(--candy-pink));
    display:flex;align-items:center;justify-content:center;
    box-shadow:0 24px 60px rgba(155,123,255,.30);
    animation:floatY 6s ease-in-out infinite;
  }
  @keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
  .hero-core::before{
    content:"";position:absolute;inset:14px;border-radius:50%;background:#fffaf4;
  }
  .hero-core-text{
    position:relative;z-index:2;text-align:center;font-weight:900;
    font-size:26px;line-height:1.2;letter-spacing:1px;
  }
  .hero-core-text small{display:block;font-size:12px;font-weight:600;color:var(--ink-light);letter-spacing:2px;margin-top:6px}
  .chip{
    position:absolute;z-index:3;background:#fff;border:1px solid var(--line);
    border-radius:14px;padding:9px 15px;font-size:13px;font-weight:700;
    box-shadow:var(--shadow-md);white-space:nowrap;
  }
  .chip.c1{top:8%;left:-4%;color:#d81b60;animation:floatY 5s ease-in-out infinite}
  .chip.c2{top:22%;right:-6%;color:#b26a00;animation:floatY 6.4s ease-in-out infinite .4s}
  .chip.c3{bottom:16%;left:-2%;color:#0b7285;animation:floatY 5.8s ease-in-out infinite .8s}
  .chip.c4{bottom:4%;right:0;color:#5f3dc4;animation:floatY 6.8s ease-in-out infinite 1.2s}

  /* ===== 通用区块 ===== */
  .section{padding:64px 0}
  .sec-head{text-align:center;max-width:760px;margin:0 auto 44px}
  .sec-tag{
    display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;
    color:var(--candy-pink);text-transform:uppercase;margin-bottom:12px;
  }
  h2{
    font-size:clamp(23px,3vw,34px);font-weight:900;letter-spacing:-.4px;
    line-height:1.3;margin-bottom:14px;
  }
  .sec-head p{color:var(--ink-soft);font-size:15.5px}
  h3{font-size:19px;font-weight:800;line-height:1.4}

  /* 卡片基础 */
  .card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s,border-color .3s;
  }
  .card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#ffd6e5}

  /* ===== 数据指标 ===== */
  .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
  .stat{
    padding:26px 22px;border-radius:var(--radius);text-align:center;color:#fff;
    position:relative;overflow:hidden;
  }
  .stat:nth-child(1){background:linear-gradient(140deg,#ff5d8f,#ff9f43)}
  .stat:nth-child(2){background:linear-gradient(140deg,#4dabf7,#9b7bff)}
  .stat:nth-child(3){background:linear-gradient(140deg,#3ddc97,#4dabf7)}
  .stat:nth-child(4){background:linear-gradient(140deg,#9b7bff,#ff5d8f)}
  .stat b{display:block;font-size:30px;font-weight:900;line-height:1.2;margin-bottom:6px}
  .stat span{font-size:13.5px;font-weight:600;opacity:.95}

  /* ===== 关于我们 / 平台介绍 ===== */
  .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
  .about-text h2{text-align:left}
  .about-text p{color:var(--ink-soft);font-size:15.5px;margin-bottom:16px}
  .about-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}
  .about-list li{
    display:flex;align-items:flex-start;gap:9px;font-size:14px;font-weight:600;color:var(--ink-soft);
    padding:11px 14px;background:#fff;border-radius:12px;border:1px solid var(--line);
  }
  .about-list li::before{
    content:"";flex:0 0 7px;width:7px;height:7px;margin-top:8px;border-radius:50%;
    background:linear-gradient(120deg,var(--candy-pink),var(--candy-orange));
  }
  .about-media{display:grid;gap:16px}
  .media-box{
    border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
    background:#fff;box-shadow:var(--shadow-sm);
  }
  .media-box img{width:100%;height:auto;object-fit:contain}
  .media-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

  /* ===== 服务能力 ===== */
  .svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .svc-card{padding:26px 22px}
  .svc-ico{
    width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
    font-size:21px;font-weight:900;color:#fff;margin-bottom:16px;
  }
  .svc-card:nth-child(6n+1) .svc-ico{background:linear-gradient(140deg,#ff5d8f,#ff9f43)}
  .svc-card:nth-child(6n+2) .svc-ico{background:linear-gradient(140deg,#4dabf7,#9b7bff)}
  .svc-card:nth-child(6n+3) .svc-ico{background:linear-gradient(140deg,#3ddc97,#4dabf7)}
  .svc-card:nth-child(6n+4) .svc-ico{background:linear-gradient(140deg,#ff9f43,#ffd166)}
  .svc-card:nth-child(6n+5) .svc-ico{background:linear-gradient(140deg,#9b7bff,#ff5d8f)}
  .svc-card:nth-child(6n+6) .svc-ico{background:linear-gradient(140deg,#4dabf7,#3ddc97)}
  .svc-card h3{margin-bottom:9px;font-size:17.5px}
  .svc-card p{font-size:14px;color:var(--ink-light);line-height:1.75}

  /* ===== 一站式制作 - 场景清单 ===== */
  .scene-wrap{
    background:linear-gradient(160deg,#fff 0%,#fff6fa 60%,#f4fbff 100%);
    border:1px solid var(--line);border-radius:26px;padding:38px 34px;
    box-shadow:var(--shadow-sm);
  }
  .scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
  .scene-item{
    display:flex;align-items:flex-start;gap:11px;padding:15px 16px;background:#fff;
    border:1px solid var(--line);border-radius:14px;transition:transform .25s,box-shadow .25s,border-color .25s;
  }
  .scene-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#ffd6e5}
  .scene-item i{
    flex:0 0 30px;width:30px;height:30px;border-radius:9px;display:flex;align-items:center;justify-content:center;
    font-size:13px;font-weight:900;font-style:normal;color:#fff;
    background:linear-gradient(140deg,var(--candy-pink),var(--candy-purple));
  }
  .scene-item b{display:block;font-size:14.5px;font-weight:800;margin-bottom:3px}
  .scene-item span{font-size:12.5px;color:var(--ink-light);line-height:1.6;display:block}

  /* ===== 模型聚合 ===== */
  .models-wrap{
    display:flex;flex-wrap:wrap;gap:10px;justify-content:center;
  }
  .model-tag{
    padding:8px 16px;border-radius:999px;font-size:13.5px;font-weight:700;
    background:#fff;border:1px solid var(--line);color:var(--ink-soft);
    transition:transform .25s,background .25s,color .25s,border-color .25s,box-shadow .25s;
  }
  .model-tag:hover{
    transform:translateY(-3px);color:#fff;border-color:transparent;
    background:linear-gradient(120deg,var(--candy-pink),var(--candy-orange));
    box-shadow:0 10px 22px rgba(255,93,143,.3);
  }

  /* ===== 行业方案 ===== */
  .plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .plan-card{padding:26px 24px;position:relative;overflow:hidden}
  .plan-card::after{
    content:"";position:absolute;top:-40px;right:-40px;width:110px;height:110px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,93,143,.16),transparent 70%);
  }
  .plan-card h3{margin-bottom:10px}
  .plan-card p{font-size:14px;color:var(--ink-light);margin-bottom:16px}
  .plan-tags{display:flex;flex-wrap:wrap;gap:7px}
  .plan-tags span{
    font-size:12px;font-weight:700;padding:4px 11px;border-radius:8px;
    background:#fff3f8;color:#c2185b;
  }

  /* ===== 服务网络 ===== */
  .net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
  .net-card{
    padding:22px 18px;border-radius:16px;background:#fff;border:1px solid var(--line);
    text-align:center;transition:transform .25s,box-shadow .25s;
  }
  .net-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
  .net-card b{display:block;font-size:16px;margin-bottom:6px}
  .net-card span{font-size:13px;color:var(--ink-light)}

  /* ===== 标准流程 ===== */
  .flow-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
  .flow-step{
    position:relative;padding:24px 16px;border-radius:16px;background:#fff;
    border:1px solid var(--line);text-align:center;transition:transform .25s,box-shadow .25s;
  }
  .flow-step:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
  .flow-num{
    width:38px;height:38px;margin:0 auto 12px;border-radius:50%;display:flex;
    align-items:center;justify-content:center;font-weight:900;font-size:15px;color:#fff;
    background:linear-gradient(140deg,var(--candy-pink),var(--candy-orange));
    box-shadow:0 8px 18px rgba(255,93,143,.28);
  }
  .flow-step b{display:block;font-size:14.5px;margin-bottom:5px}
  .flow-step span{font-size:12.5px;color:var(--ink-light);line-height:1.6}

  /* ===== 案例中心 ===== */
  .case-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:start}
  .case-imgs{display:grid;gap:16px}
  .case-img{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
  .case-img img{width:100%;height:auto;object-fit:contain;transition:transform .5s}
  .case-img:hover img{transform:scale(1.04)}
  .case-side{display:grid;gap:16px}
  .case-side .card{padding:22px}
  .case-side .card h3{margin-bottom:8px;font-size:16.5px}
  .case-side .card p{font-size:13.5px;color:var(--ink-light)}

  /* ===== 对比评测 ===== */
  .eval-head{
    display:grid;grid-template-columns:auto 1fr auto;gap:26px;align-items:center;
    background:linear-gradient(135deg,#fff 0%,#fff5f9 55%,#f2fbff 100%);
    border:1px solid var(--line);border-radius:22px;padding:26px 30px;margin-bottom:24px;
    box-shadow:var(--shadow-sm);
  }
  .score-box{text-align:center;flex-shrink:0}
  .score-num{
    font-size:44px;font-weight:900;line-height:1;
    background:linear-gradient(120deg,var(--candy-pink),var(--candy-orange));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .score-box span{font-size:12.5px;color:var(--ink-light);font-weight:700}
  .stars{color:#ff9f43;font-size:19px;letter-spacing:3px;line-height:1}
  .eval-head h3{margin-bottom:5px}
  .eval-head p{font-size:14px;color:var(--ink-soft)}
  .eval-badge{
    padding:9px 18px;border-radius:999px;font-size:13px;font-weight:800;color:#fff;
    background:linear-gradient(120deg,var(--candy-purple),var(--candy-pink));white-space:nowrap;
  }
  .table-scroll{overflow-x:auto;border-radius:18px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
  table{width:100%;border-collapse:collapse;min-width:720px}
  thead th{
    background:linear-gradient(120deg,#fff0f6,#fff7ea);
    font-size:14px;font-weight:800;padding:15px 18px;text-align:left;color:var(--ink);
    border-bottom:2px solid #ffd6e5;white-space:nowrap;
  }
  tbody td{
    padding:14px 18px;font-size:14px;color:var(--ink-soft);
    border-bottom:1px solid #f5eef2;vertical-align:top;
  }
  tbody tr:last-child td{border-bottom:none}
  tbody tr:hover{background:#fffafb}
  tbody td:first-child{font-weight:800;color:var(--ink);white-space:nowrap}
  .good{color:#0f8a5f;font-weight:700}
  .mid{color:#b26a00;font-weight:700}

  /* ===== Token比价 ===== */
  .price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .price-card{padding:24px 22px;position:relative}
  .price-card.hot{border-color:#ffb3cd;box-shadow:0 14px 34px rgba(255,93,143,.16)}
  .price-card.hot::before{
    content:"常用";position:absolute;top:14px;right:14px;font-size:11px;font-weight:800;
    padding:3px 10px;border-radius:999px;color:#fff;
    background:linear-gradient(120deg,var(--candy-pink),var(--candy-orange));
  }
  .price-card h3{font-size:17px;margin-bottom:4px}
  .price-card .price-sub{font-size:12.5px;color:var(--ink-light);margin-bottom:14px}
  .price-line{
    display:flex;justify-content:space-between;align-items:center;
    padding:9px 0;border-bottom:1px dashed #f2e6ec;font-size:13.5px;color:var(--ink-soft);
  }
  .price-line:last-of-type{border-bottom:none}
  .price-line b{color:var(--candy-pink);font-weight:800}
  .price-note{
    margin-top:18px;text-align:center;font-size:12.5px;color:var(--ink-light);
  }

  /* ===== 客户评论 ===== */
  .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .review-card{padding:24px 22px;display:flex;flex-direction:column;gap:12px}
  .review-top{display:flex;align-items:center;gap:12px}
  .avatar{
    width:42px;height:42px;border-radius:50%;flex-shrink:0;display:flex;
    align-items:center;justify-content:center;font-weight:900;color:#fff;font-size:15px;
  }
  .review-card:nth-child(6n+1) .avatar{background:linear-gradient(140deg,#ff5d8f,#ff9f43)}
  .review-card:nth-child(6n+2) .avatar{background:linear-gradient(140deg,#4dabf7,#9b7bff)}
  .review-card:nth-child(6n+3) .avatar{background:linear-gradient(140deg,#3ddc97,#4dabf7)}
  .review-card:nth-child(6n+4) .avatar{background:linear-gradient(140deg,#9b7bff,#ff5d8f)}
  .review-card:nth-child(6n+5) .avatar{background:linear-gradient(140deg,#ff9f43,#ffd166)}
  .review-card:nth-child(6n+6) .avatar{background:linear-gradient(140deg,#4dabf7,#3ddc97)}
  .review-top b{display:block;font-size:14.5px}
  .review-top small{font-size:12px;color:var(--ink-light)}
  .review-card p{font-size:13.8px;color:var(--ink-soft);line-height:1.75;flex:1}
  .review-stars{color:#ff9f43;font-size:13px;letter-spacing:2px}

  /* ===== 需求匹配 / 表单 ===== */
  .form-wrap{
    display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;
    background:linear-gradient(140deg,#fff 0%,#fff6fa 60%,#f3fbff 100%);
    border:1px solid var(--line);border-radius:26px;padding:38px 34px;
    box-shadow:var(--shadow-sm);align-items:start;
  }
  .form-intro h2{text-align:left;margin-bottom:14px}
  .form-intro p{color:var(--ink-soft);font-size:15px;margin-bottom:20px}
  .contact-list{display:grid;gap:11px}
  .contact-list li{
    display:flex;align-items:center;gap:11px;font-size:13.8px;color:var(--ink-soft);
    background:#fff;border:1px solid var(--line);border-radius:12px;padding:11px 15px;
  }
  .contact-list li b{color:var(--ink);font-weight:800;flex-shrink:0}
  .kefu-qr{
    display:flex;align-items:center;gap:14px;margin-top:18px;background:#fff;
    border:1px solid var(--line);border-radius:14px;padding:13px 16px;
  }
  .kefu-qr img{width:82px;height:82px;object-fit:contain;border-radius:8px}
  .kefu-qr div{font-size:13px;color:var(--ink-soft);line-height:1.7}
  .kefu-qr div b{display:block;color:var(--ink);font-size:14px;margin-bottom:3px}
  form{display:grid;gap:14px}
  .field{display:grid;gap:6px}
  .field label{font-size:13px;font-weight:700;color:var(--ink-soft)}
  .field input,.field select,.field textarea{
    width:100%;padding:12px 14px;border-radius:12px;border:1.5px solid #f2e2ea;
    background:#fff;font-size:14px;font-family:inherit;color:var(--ink);
    transition:border-color .25s,box-shadow .25s;
  }
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--candy-pink);box-shadow:0 0 0 4px rgba(255,93,143,.12);
  }
  .field textarea{resize:vertical;min-height:96px}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  form .btn-primary{width:100%;margin-top:4px}

  /* ===== FAQ ===== */
  .faq-list{max-width:880px;margin:0 auto;display:grid;gap:12px}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
    transition:box-shadow .3s,border-color .3s;
  }
  .faq-item.open{box-shadow:var(--shadow-md);border-color:#ffd6e5}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
    padding:17px 20px;background:none;border:none;cursor:pointer;text-align:left;
    font-size:15px;font-weight:700;color:var(--ink);font-family:inherit;
  }
  .faq-q:hover{color:var(--candy-pink)}
  .faq-icon{
    flex:0 0 24px;width:24px;height:24px;border-radius:50%;display:flex;
    align-items:center;justify-content:center;font-size:15px;font-weight:800;
    background:#fff0f6;color:var(--candy-pink);transition:transform .3s,background .3s,color .3s;
  }
  .faq-item.open .faq-icon{transform:rotate(45deg);background:var(--candy-pink);color:#fff}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
  .faq-a p{padding:0 20px 18px;font-size:14px;color:var(--ink-soft);line-height:1.8}

  /* ===== AI百科 + 行业资讯 ===== */
  .wiki-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:start}
  .wiki-col h3{margin-bottom:16px;font-size:18px}
  .wiki-list{display:grid;gap:12px}
  .wiki-item{
    display:flex;gap:14px;padding:16px 18px;background:#fff;border:1px solid var(--line);
    border-radius:14px;transition:transform .25s,box-shadow .25s;
  }
  .wiki-item:hover{transform:translateX(4px);box-shadow:var(--shadow-sm)}
  .wiki-idx{
    flex:0 0 34px;width:34px;height:34px;border-radius:10px;display:flex;
    align-items:center;justify-content:center;font-size:13px;font-weight:900;color:#fff;
    background:linear-gradient(140deg,var(--candy-blue),var(--candy-purple));
  }
  .wiki-item b{display:block;font-size:14.5px;margin-bottom:3px}
  .wiki-item span{font-size:12.8px;color:var(--ink-light);line-height:1.65;display:block}
  .article-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
  .article-links a{
    font-size:13px;font-weight:700;padding:8px 15px;border-radius:999px;
    background:#fff;border:1px solid var(--line);color:var(--ink-soft);
    transition:transform .25s,color .25s,border-color .25s;
  }
  .article-links a:hover{transform:translateY(-2px);color:var(--candy-pink);border-color:#ffd6e5}

  /* ===== 加盟代理 CTA ===== */
  .join-cta{
    background:linear-gradient(130deg,#ffffff 0%,#fff3f9 45%,#eefaff 100%);
    border:1px solid var(--line);border-radius:26px;padding:40px 34px;
    display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;
    box-shadow:var(--shadow-sm);
  }
  .join-cta h2{text-align:left;margin-bottom:10px}
  .join-cta p{color:var(--ink-soft);font-size:15px;max-width:640px}
  .join-actions{display:flex;flex-wrap:wrap;gap:12px}

  /* ===== 联系我们 ===== */
  .contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .contact-card{padding:24px 22px;text-align:center}
  .contact-card b{display:block;font-size:15px;margin-bottom:6px}
  .contact-card span{font-size:13.5px;color:var(--ink-light);word-break:break-all}

  /* ===== 友情链接 ===== */
  .friend-links{
    display:flex;flex-wrap:wrap;gap:10px;justify-content:center;
    padding:24px 22px;background:#fff;border:1px solid var(--line);border-radius:18px;
  }
  .friend-links a{
    font-size:13px;font-weight:600;color:var(--ink-soft);padding:6px 14px;
    border-radius:999px;background:#fff8fb;border:1px solid var(--line);
    transition:color .25s,background .25s,transform .25s;
  }
  .friend-links a:hover{color:#fff;background:linear-gradient(120deg,var(--candy-pink),var(--candy-orange));transform:translateY(-2px)}

  /* ===== Footer ===== */
  .site-footer{
    background:#2a2547;color:#e7e4f5;padding:44px 0 22px;margin-top:20px;
  }
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;margin-bottom:30px}
  .foot-brand b{font-size:18px;display:block;margin-bottom:10px;color:#fff}
  .foot-brand p{font-size:13.5px;color:#c3bfd9;line-height:1.8}
  .foot-col b{display:block;font-size:14.5px;color:#fff;margin-bottom:12px}
  .foot-col ul{display:grid;gap:8px}
  .foot-col a{font-size:13.5px;color:#c3bfd9;transition:color .25s}
  .foot-col a:hover{color:#ffb3cd}
  .foot-bottom{
    border-top:1px solid rgba(255,255,255,.14);padding-top:18px;
    text-align:center;font-size:12.5px;color:#b4b0cc;
  }
  .foot-bottom a{color:#ffb3cd}

  /* ===== 浮动客服 ===== */
  .float-btn{
    position:fixed;right:20px;bottom:24px;z-index:200;
    display:flex;flex-direction:column;gap:10px;
  }
  .float-btn button,.float-btn a{
    width:50px;height:50px;border-radius:50%;border:none;cursor:pointer;
    display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:900;color:#fff;
    background:linear-gradient(140deg,var(--candy-pink),var(--candy-orange));
    box-shadow:0 10px 24px rgba(255,93,143,.4);
    transition:transform .25s,box-shadow .25s;
  }
  .float-btn .to-top{background:linear-gradient(140deg,var(--candy-blue),var(--candy-purple));opacity:0;pointer-events:none}
  .float-btn .to-top.show{opacity:1;pointer-events:auto}
  .float-btn button:hover,.float-btn a:hover{transform:translateY(-4px) scale(1.06)}
  .kefu-panel{
    position:fixed;right:84px;bottom:24px;z-index:201;width:250px;
    background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;
    box-shadow:0 18px 46px rgba(43,33,80,.18);
    opacity:0;pointer-events:none;transform:translateY(10px) scale(.96);
    transition:opacity .3s,transform .3s;transform-origin:bottom right;
  }
  .kefu-panel.show{opacity:1;pointer-events:auto;transform:translateY(0) scale(1)}
  .kefu-panel b{display:block;font-size:14.5px;margin-bottom:10px;text-align:center}
  .kefu-panel img{width:100%;max-width:190px;margin:0 auto 10px;border-radius:10px;object-fit:contain}
  .kefu-panel p{font-size:12.5px;color:var(--ink-light);text-align:center;line-height:1.7}

  /* ===== 滚动渐入 ===== */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .65s ease,transform .65s ease}
  .reveal.in{opacity:1;transform:translateY(0)}

  /* ===== 响应式 ===== */
  @media (max-width:1024px){
    .hero-inner{grid-template-columns:1fr;gap:38px}
    .hero-visual{min-height:300px;order:-1}
    .about-grid{grid-template-columns:1fr;gap:28px}
    .stats-grid{grid-template-columns:repeat(2,1fr)}
    .svc-grid,.plan-grid,.price-grid,.review-grid,.contact-grid{grid-template-columns:repeat(2,1fr)}
    .scene-grid{grid-template-columns:repeat(2,1fr)}
    .flow-grid{grid-template-columns:repeat(3,1fr)}
    .net-grid{grid-template-columns:repeat(2,1fr)}
    .case-grid{grid-template-columns:1fr}
    .form-wrap{grid-template-columns:1fr;gap:26px}
    .wiki-grid{grid-template-columns:1fr}
    .join-cta{grid-template-columns:1fr;gap:20px}
    .foot-grid{grid-template-columns:1fr 1fr;gap:26px}
    .eval-head{grid-template-columns:auto 1fr;gap:18px}
    .eval-badge{grid-column:1/-1;justify-self:start}
  }
  @media (max-width:768px){
    .nav-toggle{display:flex}
    .nav-links{
      position:absolute;top:68px;left:0;right:0;
      flex-direction:column;align-items:stretch;gap:0;
      background:#fff;border-bottom:1px solid var(--line);
      padding:8px 16px 16px;box-shadow:0 16px 30px rgba(43,33,80,.10);
      max-height:0;overflow:hidden;opacity:0;transition:max-height .35s ease,opacity .3s,padding .3s;
    }
    .nav-links.open{max-height:520px;opacity:1;padding:8px 16px 16px}
    .nav-links a{padding:11px 10px;border-radius:10px;font-size:14.5px}
    .nav-links a:hover{background:#fff5f9}
    .nav-cta{display:none}
    .site-header .nav-wrap{position:relative}
    .hero{padding:40px 0 54px}
    .section{padding:48px 0}
    .stats-grid,.svc-grid,.plan-grid,.price-grid,.review-grid,.scene-grid,.contact-grid{grid-template-columns:1fr}
    .flow-grid{grid-template-columns:1fr 1fr}
    .net-grid{grid-template-columns:1fr 1fr}
    .about-list{grid-template-columns:1fr}
    .media-row{grid-template-columns:1fr}
    .form-row{grid-template-columns:1fr}
    .scene-wrap,.form-wrap,.join-cta{padding:26px 20px;border-radius:20px}
    .foot-grid{grid-template-columns:1fr;gap:22px}
    .kefu-panel{right:16px;bottom:84px;width:calc(100% - 32px);max-width:260px}
    .hero-core{width:180px;height:180px}
    .hero-core-text{font-size:22px}
    .orbit.o1{width:250px;height:250px}
    .orbit.o2{width:320px;height:320px}
  }
  @media (max-width:480px){
    .flow-grid{grid-template-columns:1fr}
    .net-grid{grid-template-columns:1fr}
    .hero-actions .btn{width:100%}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important}
    .reveal{opacity:1;transform:none}
  }