:root{
    --bg:#f7f8fc; --ink:#0f172a; --muted:#667085; --line:#e6e8f0;
    --card:#ffffff; --primary:#4f46e5; --primary2:#7c3aed;
    --coral:#fb7185; --mint:#10b981; --soft:#eef2ff;
    --shadow:0 24px 60px rgba(15,23,42,.10);
    --shadow-sm:0 8px 24px rgba(15,23,42,.06);
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;color:var(--ink);background:var(--bg);
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
    -webkit-font-smoothing:antialiased;
  }
  body::before{
    content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
    background:
      radial-gradient(900px 520px at 12% -10%,rgba(79,70,229,.16),transparent 60%),
      radial-gradient(700px 420px at 92% 0%,rgba(251,113,133,.13),transparent 55%),
      linear-gradient(#f7f8fc,#f7f8fc);
  }
  a{color:inherit}
  .wrap{max-width:1180px;margin:0 auto;padding:0 22px}
  header{
    position:sticky;top:0;z-index:50;
    backdrop-filter:blur(16px);background:rgba(247,248,252,.78);
    border-bottom:1px solid rgba(230,232,240,.75);
  }
  .nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:18px}
  .brand{display:flex;align-items:center;gap:11px;text-decoration:none}
  .mark{
    width:38px;height:38px;border-radius:12px;display:grid;place-items:center;color:#fff;
    background:linear-gradient(135deg,var(--primary),var(--primary2));
    box-shadow:0 8px 18px rgba(79,70,229,.28);font-weight:900;font-size:17px;
  }
  .brand b{font-size:16px;letter-spacing:-.2px}
  .brand span{display:block;color:var(--muted);font-size:11px;margin-top:1px}
  .navlinks{display:flex;gap:24px;align-items:center}
  .navlinks a{color:#475467;text-decoration:none;font-size:13.5px;font-weight:500}
  .navlinks a:hover{color:var(--primary)}
  .navright{display:flex;gap:9px;align-items:center}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:7px;
    border:1px solid var(--line);background:#fff;color:var(--ink);
    padding:10px 15px;border-radius:11px;text-decoration:none;font-size:13.5px;font-weight:600;
    cursor:pointer;transition:.18s ease;font-family:inherit;
  }
  .btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm);border-color:#cfd4e3}
  .btn.dark{background:var(--ink);color:#fff;border-color:var(--ink)}
  .btn.dark:hover{background:#1e293b}
  .btn.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;border:0;box-shadow:0 10px 24px rgba(79,70,229,.25)}
  .btn.primary:hover{filter:brightness(1.04)}
  .btn.ghost{background:transparent}
  .hero{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center;padding:64px 0 34px}
  .pill{
    display:inline-flex;align-items:center;gap:7px;padding:6px 11px;border-radius:999px;
    background:var(--soft);color:#4338ca;font-size:12px;font-weight:700;letter-spacing:.2px;
  }
  .pill i{width:6px;height:6px;border-radius:50%;background:var(--mint);display:inline-block}
  h1{font-size:55px;line-height:1.08;letter-spacing:-2.2px;margin:18px 0 16px;font-weight:850}
  h1 .grad{background:linear-gradient(100deg,var(--primary),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent}
  .lead{color:var(--muted);font-size:16px;line-height:1.8;max-width:520px;margin:0 0 22px}
  .cta{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
  .micro{display:flex;gap:16px;flex-wrap:wrap;margin-top:16px;color:#667085;font-size:12px}
  .micro span{display:inline-flex;align-items:center;gap:5px}
  .micro b{color:var(--ink)}
  .hero-art{position:relative;min-height:380px}
  .art-card{
    position:absolute;border-radius:22px;background:#fff;border:1px solid rgba(230,232,240,.9);
    box-shadow:var(--shadow);overflow:hidden;
  }
  .art-main{width:78%;right:0;top:14px;transform:rotate(3deg)}
  .art-back{width:70%;left:0;bottom:4px;transform:rotate(-5deg);opacity:.92}
  .art-img{height:210px;background:
    radial-gradient(120px 80px at 25% 20%,rgba(255,255,255,.9),transparent 60%),
    linear-gradient(135deg,#c7d2fe 0%,#a5b4fc 40%,#fbcfe8 100%);
    position:relative;overflow:hidden;
  }
  .art-img:after{
    content:"";position:absolute;inset:-20%;
    background:repeating-linear-gradient(115deg,rgba(255,255,255,.26) 0 2px,transparent 2px 18px);
    opacity:.5;
  }
  .art-wm{position:absolute;left:18px;bottom:16px;color:rgba(255,255,255,.92);font-size:13px;font-weight:800;letter-spacing:.5px;text-shadow:0 2px 8px rgba(0,0,0,.18)}
  .art-body{padding:13px 15px;display:flex;align-items:center;justify-content:space-between;gap:10px}
  .art-body b{font-size:12.5px}
  .art-body span{font-size:11px;color:var(--muted)}
  .art-badge{
    position:absolute;right:-6px;top:-10px;background:#fff;border:1px solid var(--line);
    border-radius:13px;padding:10px 12px;box-shadow:var(--shadow-sm);display:flex;gap:8px;align-items:center;
    font-size:12px;font-weight:700;
  }
  .art-badge i{width:26px;height:26px;border-radius:9px;background:#ecfdf5;color:#047857;display:grid;place-items:center;font-style:normal;font-size:13px}
  .art-mini{
    position:absolute;left:2px;top:0;background:var(--ink);color:#fff;border-radius:14px;padding:12px 14px;
    box-shadow:var(--shadow);font-size:12px;line-height:1.6;max-width:180px;
  }
  .art-mini b{display:block;font-size:18px;margin-bottom:2px}
  .trust{
    display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
    border:1px solid var(--line);border-radius:16px;overflow:hidden;margin:10px 0 26px;
  }
  .trust div{background:rgba(255,255,255,.8);padding:15px 16px}
  .trust b{display:block;font-size:13px;margin-bottom:2px}
  .trust span{font-size:11.5px;color:var(--muted)}
  .section{padding:30px 0}
  .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:14px}
  .eyebrow{font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--primary)}
  h2{font-size:28px;letter-spacing:-.8px;margin:4px 0 0}
  .sub{color:var(--muted);font-size:13.5px}
  .workspace{
    background:rgba(255,255,255,.86);border:1px solid rgba(230,232,240,.9);
    border-radius:22px;box-shadow:var(--shadow);padding:16px;
  }
  .ws-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin:2px 4px 12px}
  .ws-top b{font-size:14px}
  .ws-top span{font-size:12px;color:var(--muted)}
  .ws-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:14px;align-items:start}
  .pane{border:1px solid var(--line);border-radius:16px;background:#fff;padding:14px}
  .drop{
    border:1.5px dashed #cbd5e1;border-radius:14px;background:#f8faff;
    padding:30px 18px;text-align:center;cursor:pointer;transition:.18s;
  }
  .drop:hover,.drop.drag{border-color:var(--primary);background:#eef2ff}
  .drop .ic{
    width:46px;height:46px;border-radius:14px;margin:0 auto 10px;display:grid;place-items:center;
    background:#e0e7ff;color:#4338ca;font-size:21px;
  }
  .drop b{display:block;font-size:14px;margin-bottom:4px}
  .drop span{font-size:12px;color:var(--muted)}
  .thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:12px}
  .thumb{position:relative;border:1px solid var(--line);border-radius:11px;overflow:hidden;aspect-ratio:1/1;background:#f1f5f9}
  .thumb img{width:100%;height:100%;object-fit:cover;display:block}
  .thumb .x{position:absolute;top:5px;right:5px;width:21px;height:21px;border-radius:50%;border:0;background:rgba(15,23,42,.65);color:#fff;cursor:pointer;font-size:11px}
  .thumb .nm{position:absolute;left:0;right:0;bottom:0;padding:3px 5px;background:rgba(15,23,42,.58);color:#fff;font-size:9.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .pane label{display:block;font-size:11.5px;color:#475467;font-weight:600;margin:10px 0 5px}
  input[type=text],input[type=number],select{
    width:100%;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);
    padding:9px 10px;font-size:13px;font-family:inherit;outline:none;transition:.15s;
  }
  input:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,70,229,.10)}
  .row{display:grid;grid-template-columns:1fr 1fr;gap:9px}
  .positions{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}
  .positions button{border:1px solid var(--line);background:#fff;color:#475467;padding:7px 0;border-radius:7px;font-size:11px;cursor:pointer;font-family:inherit}
  .positions button.on{border-color:var(--primary);color:var(--primary);background:var(--soft);font-weight:700}
  .check{display:flex;align-items:center;gap:7px;font-size:12px;color:#475467;margin-top:8px}
  .check input{width:15px;height:15px;accent-color:var(--primary)}
  .actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
  .note{font-size:11px;color:var(--muted);line-height:1.65;margin-top:8px}
  .features{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
  .feature{border:1px solid var(--line);background:rgba(255,255,255,.8);border-radius:16px;padding:18px}
  .feature .fi{width:34px;height:34px;border-radius:10px;background:var(--soft);color:var(--primary);display:grid;place-items:center;margin-bottom:10px;font-size:15px}
  .feature b{display:block;font-size:14px;margin-bottom:4px}
  .feature p{margin:0;color:var(--muted);font-size:12.5px;line-height:1.7}
  .price{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .plan{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;position:relative}
  .plan.dark{background:var(--ink);color:#fff;border-color:var(--ink)}
  .plan .tag{display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--primary);background:var(--soft);padding:4px 8px;border-radius:999px;margin-bottom:10px}
  .plan.dark .tag{color:#c7d2fe;background:rgba(199,210,254,.14)}
  .plan .p{font-size:34px;font-weight:850;letter-spacing:-1px;margin:2px 0 2px}
  .plan .p small{font-size:12px;font-weight:500;color:var(--muted)}
  .plan.dark .p small{color:#cbd5e1}
  .plan ul{margin:12px 0 16px;padding-left:17px;color:var(--muted);font-size:12.5px;line-height:1.9}
  .plan.dark ul{color:#cbd5e1}
  .unlock{margin-top:12px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
  .unlock input{max-width:220px}
  .faq{display:grid;grid-template-columns:1fr 1fr;gap:12px}
  .faq .q{border:1px solid var(--line);background:rgba(255,255,255,.8);border-radius:14px;padding:16px}
  .faq .q b{display:block;font-size:13px;margin-bottom:4px}
  .faq .q p{margin:0;color:var(--muted);font-size:12.5px;line-height:1.7}
  footer{border-top:1px solid var(--line);margin-top:36px;padding:20px 0 34px;color:var(--muted);font-size:12px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
  footer a{color:var(--primary);text-decoration:none}
  .modal{position:fixed;inset:0;background:rgba(15,23,42,.5);backdrop-filter:blur(6px);display:none;place-items:center;padding:20px;z-index:80}
  .modal.show{display:grid}
  .modal .box{max-width:430px;width:100%;background:#fff;border-radius:18px;padding:24px;box-shadow:var(--shadow)}
  .modal h3{margin:0 0 8px;font-size:18px}
  .modal p{color:var(--muted);font-size:13px;line-height:1.8;margin:0 0 16px}
  .toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);opacity:0;background:var(--ink);color:#fff;padding:10px 15px;border-radius:10px;font-size:13px;transition:.2s;z-index:90;pointer-events:none}
  .toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
  @media(max-width:940px){
    .hero{grid-template-columns:1fr;padding-top:40px}.hero-art{min-height:320px;max-width:520px}
    .ws-grid{grid-template-columns:1fr}.trust{grid-template-columns:1fr 1fr}
    .features{grid-template-columns:1fr}.price,.faq{grid-template-columns:1fr}
  }
  @media(max-width:640px){
    .navlinks{display:none}h1{font-size:38px;letter-spacing:-1.4px}.hero{padding-top:34px}
    .hero-art{min-height:300px}.art-main{width:82%}.art-back{width:74%}
    .thumbs{grid-template-columns:repeat(2,1fr)}.wrap{padding:0 14px}
  }