:root{
    --ink:#1c1a17; --ink2:#2e2b26; --slate2:#6b665c; --muted:#8a857a; --muted2:#a39d90; --terra:#c0673a; --clay:#a8612f;
    --line:rgba(28,26,23,.09); --wline:rgba(233,226,213,.9);
    --peach:#f3e3d0; --peach-d:#c0673a;
    --sky:#efe7d8; --sky-d:#a8612f;
    --mint:#e7ecdd; --mint-d:#5a6b54;
    --shadow-soft:0 24px 60px -28px rgba(110,90,60,.28),0 4px 16px -8px rgba(110,90,60,.1);
    --shadow-float:0 40px 90px -36px rgba(96,78,52,.4);
    --nav-h:86px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
  body{
    background-color:#FAF9F5;
    background-image:
      radial-gradient(55% 45% at 10% 6%, rgba(232,190,150,.5) 0%, transparent 60%),
      radial-gradient(50% 45% at 90% 12%, rgba(214,204,180,.45) 0%, transparent 62%),
      radial-gradient(55% 50% at 80% 75%, rgba(226,222,206,.5) 0%, transparent 60%),
      radial-gradient(45% 40% at 25% 90%, rgba(240,220,196,.5) 0%, transparent 60%);
    background-attachment:fixed;
    color:var(--ink);
    font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
    line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased;
  }
  ::selection{background:var(--peach);color:var(--ink)}
  a{color:inherit;text-decoration:none}
  ::-webkit-scrollbar{width:10px}
  ::-webkit-scrollbar-track{background:#f4f0e8}
  ::-webkit-scrollbar-thumb{background:rgba(28,26,23,.22);border-radius:99px;border:3px solid #f4f0e8}

  /* ---------- background ---------- */
  .bg-wrap{position:fixed;inset:0;z-index:0;pointer-events:none}
  .bg-wrap::after{
    content:"";position:absolute;inset:0;opacity:.5;mix-blend-mode:overlay;
    background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);background-size:4px 4px;
  }
  .blob,.grid-layer{display:none}
  .noise{
    position:absolute;inset:0;opacity:.35;mix-blend-mode:overlay;
    background-image:radial-gradient(rgba(255,255,255,.85) 1px,transparent 1px);background-size:4px 4px;
  }
  .progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:120;border-radius:0 99px 99px 0;
    background:linear-gradient(90deg,#c0673a,#a8612f,#5a6b54)}

  /* ---------- glass utilities ---------- */
  .glass{background:rgba(253,251,246,.62);backdrop-filter:blur(22px) saturate(140%);-webkit-backdrop-filter:blur(22px) saturate(140%);border:1px solid var(--wline)}
  .grain{position:relative}
  .grain::after{
    content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:.5;mix-blend-mode:overlay;
    background-image:radial-gradient(rgba(255,255,255,.85) 1px,transparent 1px);background-size:4px 4px;
  }

  /* ---------- nav ---------- */
  header{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;padding:14px 20px 0}
  .nav-inner{
    width:min(1180px,100%);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:10px 12px 10px 18px;border-radius:999px;
    background:rgba(253,251,246,.62);backdrop-filter:blur(22px) saturate(140%);-webkit-backdrop-filter:blur(22px) saturate(140%);
    border:1px solid var(--wline);box-shadow:var(--shadow-soft);
    transition:background .3s,box-shadow .3s;
  }
  header.scrolled .nav-inner{background:rgba(255,255,255,.78)}
  .brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.03em;font-size:17px}
  .brand-mark{width:30px;height:30px;display:grid;place-items:center}
  .brand-mark svg{width:100%;height:100%;display:block}
  .brand small{display:block;font-size:9.5px;font-weight:600;color:var(--muted2);letter-spacing:2.2px;line-height:1;margin-top:2px}
  nav.links{display:flex;align-items:center;gap:4px;padding:5px;border-radius:999px;background:rgba(255,255,255,.45)}
  nav.links a{border-radius:999px;padding:8px 16px;font-size:14px;font-weight:500;color:var(--slate2);transition:all .25s;white-space:nowrap}
  nav.links a:hover{background:#fff;color:var(--ink)}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:9px;
    padding:13px 24px;border-radius:999px;font-size:14.5px;font-weight:600;font-family:inherit;
    border:1px solid transparent;cursor:pointer;position:relative;overflow:hidden;white-space:nowrap;
    transition:transform .25s cubic-bezier(.22,1,.36,1),box-shadow .3s,background .3s,opacity .3s;
  }
  .btn:active{transform:scale(.975)}
  .btn-primary{color:#fff;background:var(--terra);box-shadow:0 12px 28px -12px rgba(192,103,58,.65)}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(192,103,58,.75)}
  .btn-ghost{
    color:var(--ink);background:rgba(253,251,246,.62);border:1px solid var(--wline);
    backdrop-filter:blur(22px) saturate(140%);-webkit-backdrop-filter:blur(22px) saturate(140%);box-shadow:var(--shadow-soft);
  }
  .btn-ghost:hover{background:#fff;transform:translateY(-2px)}
  .btn-sm{padding:10px 18px;font-size:13.5px}

  /* ---------- typography ---------- */
  main{position:relative;z-index:2}
  .wrap{width:min(1180px,92vw);margin:0 auto}
  section{padding:96px 0;position:relative}
  .eyebrow{
    display:inline-flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.16em;text-transform:uppercase;
    color:var(--slate2);font-weight:600;padding:7px 16px;border-radius:999px;
    background:rgba(253,251,246,.62);border:1px solid var(--wline);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  }
  h2.title{font-size:clamp(28px,4vw,46px);line-height:1.04;letter-spacing:-.045em;font-weight:900;margin:20px 0 16px;color:var(--ink)}
  .grad{color:var(--ink);background:none;-webkit-text-fill-color:currentColor}
  .lead{color:var(--slate2);font-size:16.5px;max-width:640px}

  /* ---------- hero ---------- */
  .hero{padding-top:calc(var(--nav-h) + 40px);padding-bottom:60px;text-align:center;overflow:hidden}
  .sold-tip{
    display:inline-flex;align-items:center;gap:10px;margin-bottom:26px;padding:9px 18px 9px 13px;border-radius:999px;
    background:rgba(253,251,246,.62);border:1px solid var(--wline);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
    font-size:13px;font-weight:600;color:var(--ink);box-shadow:var(--shadow-soft);
  }
  .pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--mint-d);box-shadow:0 0 0 0 rgba(90,107,84,.55);animation:pulse 2.2s infinite}
  @keyframes pulse{0%{box-shadow:0 0 0 0 rgba(90,107,84,.5)}70%{box-shadow:0 0 0 11px rgba(90,107,84,0)}100%{box-shadow:0 0 0 0 rgba(90,107,84,0)}}

  h1{
    font-size:clamp(36px,5.6vw,72px);line-height:1;letter-spacing:-.045em;font-weight:900;
    margin:0 auto 24px;max-width:none;color:var(--ink);
  }
  h1 .line2{
    display:block;font-size:.88em;
    background:linear-gradient(120deg,var(--ink),#4a463c);-webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero p.sub{color:var(--slate2);font-size:clamp(15px,1.7vw,18px);max-width:640px;margin:0 auto 40px}
  .hero p.sub b{color:var(--ink);font-weight:600;white-space:nowrap}

  .price-orb{position:relative;display:inline-grid;place-items:center;margin:6px auto 40px;width:min(430px,88vw)}
  .orb-ring{
    position:absolute;width:116%;aspect-ratio:1;border-radius:50%;
    background:conic-gradient(from 0deg,transparent 0deg,rgba(192,103,58,.55) 70deg,rgba(168,97,47,.55) 150deg,transparent 230deg,transparent 360deg);
    mask:radial-gradient(circle,transparent 62%,#000 63%,#000 65.5%,transparent 67%);
    -webkit-mask:radial-gradient(circle,transparent 62%,#000 63%,#000 65.5%,transparent 67%);
    animation:spin 12s linear infinite;opacity:.55;
  }
  @keyframes spin{to{transform:rotate(360deg)}}
  .orb-inner{
    position:relative;width:100%;border-radius:28px;padding:32px 26px;overflow:hidden;
    background:rgba(253,251,246,.5);backdrop-filter:blur(28px) saturate(150%);-webkit-backdrop-filter:blur(28px) saturate(150%);
    border:1px solid rgba(240,234,222,.85);box-shadow:var(--shadow-float);
  }
  .orb-inner::after{
    content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:.55;mix-blend-mode:overlay;
    background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);background-size:4px 4px;
  }
  .orb-inner .from{font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--slate2);font-weight:600}
  .orb-price{display:flex;align-items:flex-start;justify-content:center;gap:4px;margin:8px 0 2px;font-variant-numeric:tabular-nums}
  .orb-price .cur{font-size:26px;font-weight:700;margin-top:16px;color:var(--ink)}
  .orb-price .num{font-size:clamp(60px,10vw,88px);font-weight:900;letter-spacing:-.045em;line-height:1;color:var(--ink)}
  .orb-price .per{font-size:14.5px;color:var(--muted);margin-top:auto;padding-bottom:16px;font-weight:500}
  .orb-was{font-size:13.5px;color:var(--muted2);margin-bottom:14px}
  .orb-was s{opacity:.8}
  .orb-tag{
    display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;color:var(--ink);
    background:var(--mint);padding:6px 14px;border-radius:999px;
  }
  .hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
  .hero-note{margin-top:20px;font-size:12.5px;color:var(--muted)}

  .trust{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:54px}
  .trust-item{
    display:flex;align-items:center;gap:9px;font-size:13px;font-weight:500;color:var(--ink);
    padding:11px 17px;border-radius:999px;background:rgba(253,251,246,.62);border:1px solid var(--wline);
    backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);box-shadow:var(--shadow-soft);
  }
  .trust-item svg{width:15px;height:15px;color:var(--sky-d);flex:0 0 auto}

  /* ---------- marquee ---------- */
  .marquee{
    position:relative;z-index:2;margin:0;padding:15px 0;overflow:hidden;
    border-top:1px solid rgba(255,255,255,.7);border-bottom:1px solid rgba(255,255,255,.7);
    background:rgba(255,255,255,.4);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
    -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  }
  .marquee-track{display:flex;gap:0;width:max-content;animation:scrollX 38s linear infinite}
  .marquee:hover .marquee-track{animation-play-state:paused}
  @keyframes scrollX{to{transform:translateX(-50%)}}
  .mq-item{display:flex;align-items:center;gap:14px;padding:0 26px;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--slate2);white-space:nowrap;font-weight:600}
  .mq-item::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--peach-d)}

  /* ---------- plan ---------- */
  .plan-section{padding-top:90px}
  .plan-shell{perspective:1400px}
  .plan{
    position:relative;border-radius:28px;overflow:hidden;transform-style:preserve-3d;
    transition:transform .25s ease-out;
    background:rgba(253,251,246,.5);backdrop-filter:blur(28px) saturate(150%);-webkit-backdrop-filter:blur(28px) saturate(150%);
    border:1px solid rgba(240,234,222,.85);box-shadow:var(--shadow-float);
  }
  .plan::before{
    content:"";position:absolute;top:-140%;left:-40%;width:60%;height:380%;
    background:linear-gradient(90deg,transparent,rgba(255,255,255,.8),transparent);
    transform:rotate(18deg);animation:sweep 6s ease-in-out infinite;pointer-events:none;
  }
  @keyframes sweep{0%,60%{left:-60%;opacity:0}62%{opacity:.9}100%{left:130%;opacity:0}}
  .plan-body{
    position:relative;border-radius:28px;padding:44px 42px 40px;overflow:hidden;
  }
  .plan-body::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:radial-gradient(600px circle at var(--px,50%) var(--py,0%),rgba(255,216,194,.35),transparent 60%);
  }
  .plan-top{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
  .plan-name{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--sky-d);font-weight:700}
  .plan-h{font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:-.03em;margin-top:10px;color:var(--ink)}
  .plan-desc{color:var(--slate2);font-size:14.5px;margin-top:8px;max-width:420px}
  .plan-badge{
    display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:999px;font-size:12px;font-weight:700;
    color:#fff;background:var(--terra);white-space:nowrap;
  }
  .plan-price{display:flex;align-items:baseline;gap:8px;margin:28px 0 6px;font-variant-numeric:tabular-nums}
  .plan-price .cur{font-size:22px;color:var(--ink);font-weight:700}
  .plan-price .num{font-size:clamp(48px,6.6vw,64px);font-weight:900;letter-spacing:-.045em;line-height:1;color:var(--ink)}
  .plan-price .per{font-size:15px;color:var(--muted)}
  .plan-price .was{font-size:15px;color:var(--muted2);text-decoration:line-through;margin-left:6px}
  .plan-cycles{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0 14px}
  .pc{
    flex:1 1 0;min-width:104px;padding:12px 10px;border-radius:14px;cursor:pointer;font-family:inherit;
    background:rgba(253,251,246,.68);border:1px solid rgba(28,26,23,.14);color:var(--slate2);
    font-size:12.5px;font-weight:600;line-height:1.35;text-align:center;transition:all .25s;
  }
  .pc b{display:block;font-family:'Fraunces',Georgia,serif;font-size:19px;font-weight:600;color:var(--ink);margin-top:4px;font-variant-numeric:tabular-nums}
  .pc:hover{border-color:var(--terra);background:#fff;transform:translateY(-1px)}
  .pc.on{background:var(--ink);border-color:var(--ink);color:rgba(255,255,255,.62);box-shadow:0 14px 30px -16px rgba(28,26,23,.9)}
  .pc.on b{color:#fff}
  .plan-cycle{font-size:13.5px;color:var(--slate2)}
  .plan-cycle b{color:var(--ink);font-weight:700}
  .plan-features{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:13px 26px;margin:30px 0 32px}
  .plan-features li{display:flex;gap:11px;font-size:14.2px;color:var(--slate2);align-items:flex-start}
  .plan-features li.hl{color:var(--ink);font-weight:600}
  .tick{
    flex:0 0 auto;width:19px;height:19px;border-radius:7px;margin-top:2px;display:grid;place-items:center;
    background:rgba(192,103,58,.14);border:1px solid rgba(192,103,58,.35);
  }
  .tick svg{width:10px;height:10px;color:var(--terra)}
  .plan-cta{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
  .plan-cta .btn{flex:0 1 auto;min-width:280px}
  .plan-cta .micro{font-size:12.5px;color:var(--muted);line-height:1.6}

  /* ---------- warranty ---------- */
  .warranty{
    margin-top:34px;position:relative;overflow:hidden;border-radius:22px;padding:30px 34px;
    background:linear-gradient(120deg,rgba(211,245,227,.55),rgba(255,255,255,.4));
    border:1px solid rgba(90,107,84,.28);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    box-shadow:var(--shadow-soft);display:flex;gap:22px;align-items:flex-start;
  }
  .warranty .wicon{
    flex:0 0 auto;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
    background:rgba(255,255,255,.7);border:1px solid rgba(90,107,84,.35);
  }
  .warranty .wicon svg{width:22px;height:22px;color:var(--mint-d)}
  .warranty h3{font-size:16.5px;margin-bottom:7px;color:var(--ink);font-weight:700}
  .warranty p{font-size:13.8px;color:var(--slate2);max-width:900px}
  .warranty p b{color:var(--ink);font-weight:600}

  /* ---------- spec ---------- */
  .spec{margin-top:44px;border-radius:22px;border:1px solid var(--wline);overflow:hidden;
    background:rgba(253,251,246,.5);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);box-shadow:var(--shadow-soft)}
  .spec-row{display:grid;grid-template-columns:230px 1fr;gap:20px;padding:19px 28px;border-bottom:1px solid rgba(28,26,23,.06);transition:background .25s}
  .spec-row:last-child{border-bottom:none}
  .spec-row:hover{background:rgba(255,216,194,.28)}
  .spec-k{font-size:13px;color:var(--muted);letter-spacing:.04em;display:flex;align-items:center;gap:8px;font-weight:600}
  .spec-v{font-size:14.5px;color:var(--ink)}
  .spec-v .pill{
    display:inline-block;padding:4px 12px;border-radius:999px;font-size:12.5px;margin:2px 6px 2px 0;font-weight:600;
    background:var(--sky);border:1px solid rgba(168,97,47,.25);color:#2f5ea8;
  }
  .spec-v .ok{color:var(--mint-d);font-weight:700}

  /* ---------- cards ---------- */
  .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
  .card{
    position:relative;padding:28px 26px;border-radius:26px;overflow:hidden;
    background:rgba(253,251,246,.62);backdrop-filter:blur(22px) saturate(140%);-webkit-backdrop-filter:blur(22px) saturate(140%);
    border:1px solid var(--wline);box-shadow:var(--shadow-soft);
    transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s;
  }
  .card::before{
    content:"";position:absolute;inset:0;opacity:0;transition:opacity .4s;
    background:radial-gradient(400px circle at 50% 0%,rgba(255,216,194,.45),transparent 70%);
  }
  .card:hover{transform:translateY(-6px);box-shadow:var(--shadow-float)}
  .card:hover::before{opacity:1}
  .card .ci{
    width:44px;height:44px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px;
    background:var(--sky);border:1px solid rgba(168,97,47,.25);
  }
  .card:nth-child(1) .ci{background:var(--peach);border-color:rgba(217,116,63,.25)}
  .card:nth-child(1) .ci svg{color:var(--peach-d)}
  .card:nth-child(2) .ci svg{color:var(--sky-d)}
  .card:nth-child(3) .ci{background:var(--mint);border-color:rgba(90,107,84,.3)}
  .card:nth-child(3) .ci svg{color:var(--mint-d)}
  .card .ci svg{width:20px;height:20px;color:var(--sky-d)}
  .card h3{font-size:16.5px;margin-bottom:9px;color:var(--ink);font-weight:800;letter-spacing:-.02em;position:relative}
  .card p{font-size:13.8px;color:var(--slate2);position:relative}

  /* ---------- billing ---------- */
  .billing-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;margin-top:44px;align-items:start}
  .billing-list{list-style:none;display:grid;gap:16px}
  .billing-list li{
    display:flex;gap:14px;padding:19px 22px;border-radius:18px;font-size:14.2px;color:var(--slate2);
    background:rgba(253,251,246,.62);border:1px solid var(--wline);
    backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);box-shadow:var(--shadow-soft);
  }
  .billing-list li .k{
    flex:0 0 auto;font-size:11px;font-weight:800;letter-spacing:.12em;color:#fff;
    background:var(--ink);border-radius:8px;padding:4px 9px;height:fit-content;margin-top:3px;
  }
  .billing-list li b{color:var(--ink);font-weight:700}
  .discount-card{
    border-radius:22px;padding:30px;overflow:hidden;position:relative;
    background:linear-gradient(165deg,#1c1a17,#2e2b26);box-shadow:var(--shadow-float);
  }
  .discount-card::after{
    content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:.4;mix-blend-mode:overlay;
    background-image:radial-gradient(rgba(255,255,255,.8) 1px,transparent 1px);background-size:4px 4px;
  }
  .discount-card h4{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#cdd8bd;margin-bottom:18px;font-weight:700}
  .dc-row{display:flex;justify-content:space-between;align-items:center;padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.18);font-size:14px;position:relative}
  .dc-row:last-of-type{border-bottom:none}
  .dc-row span{color:rgba(255,255,255,.65)}
  .dc-row b{font-size:20px;font-weight:800;letter-spacing:-.02em;color:#fff}
  .dc-row b small{font-size:11.5px;color:rgba(255,255,255,.5);font-weight:500}
  .dc-note{font-size:12px;color:rgba(253,251,246,.62);margin-top:14px;line-height:1.7;position:relative}

  /* ---------- team ---------- */
  .team{
    margin-top:20px;border-radius:26px;padding:44px;position:relative;overflow:hidden;
    border:1px solid var(--wline);
    background:linear-gradient(115deg,rgba(255,216,194,.5),rgba(207,227,255,.5) 45%,rgba(211,245,227,.45));
    backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:var(--shadow-soft);
    display:flex;justify-content:space-between;align-items:center;gap:36px;flex-wrap:wrap;
  }
  .team h3{font-size:clamp(22px,3vw,28px);letter-spacing:-.03em;margin-bottom:10px;color:var(--ink);font-weight:800}
  .team p{color:var(--slate2);font-size:14.5px;max-width:520px}
  .team-ul{list-style:none;display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
  .team-ul li{font-size:12.5px;font-weight:600;padding:6px 13px;border-radius:999px;background:rgba(255,255,255,.65);border:1px solid var(--wline);color:var(--ink)}

  /* ---------- faq ---------- */
  .faq-list{margin-top:44px;display:grid;gap:12px}
  .faq-item{
    border:1px solid var(--wline);border-radius:18px;overflow:hidden;
    background:rgba(255,255,255,.5);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    box-shadow:var(--shadow-soft);transition:border-color .3s,background .3s;
  }
  .faq-item.open{border-color:rgba(217,116,63,.4);background:rgba(255,216,194,.3)}
  .faq-q{
    width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;
    padding:21px 26px;font-size:15.5px;font-weight:600;color:var(--ink);background:none;border:none;cursor:pointer;text-align:left;font-family:inherit;
  }
  .faq-icon{flex:0 0 auto;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(28,26,23,.18);transition:transform .35s,background .3s}
  .faq-icon svg{width:11px;height:11px;color:var(--ink);transition:color .3s}
  .faq-item.open .faq-icon{transform:rotate(45deg);background:var(--ink);border-color:var(--ink)}
  .faq-item.open .faq-icon svg{color:#fff}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .45s cubic-bezier(.22,1,.36,1)}
  .faq-a p{padding:0 26px 24px;font-size:14px;color:var(--slate2);max-width:880px}
  .faq-a p b{color:var(--ink);font-weight:600}

  /* ---------- order entry ---------- */
  .order-entry{
    display:grid;grid-template-columns:1.5fr .9fr;gap:0;border-radius:26px;overflow:hidden;
    border:1px solid var(--wline);background:rgba(253,251,246,.5);
    backdrop-filter:blur(26px) saturate(145%);-webkit-backdrop-filter:blur(26px) saturate(145%);box-shadow:var(--shadow-float);
  }
  .oe-left{padding:42px 44px}
  .oe-price{font-size:clamp(38px,5vw,54px);font-weight:900;letter-spacing:-.045em;line-height:1;display:flex;align-items:baseline;gap:6px;color:var(--ink)}
  .oe-price span{font-size:22px;font-weight:700;color:var(--ink)}
  .oe-price b{font-size:13.5px;font-weight:500;color:var(--muted);letter-spacing:0}
  .oe-sub{color:var(--slate2);font-size:14px;margin:14px 0 30px}
  .oe-steps{display:grid;gap:2px}
  .oe-step{display:flex;gap:16px;padding:16px 0;border-top:1px solid rgba(28,26,23,.07)}
  .oe-step i{
    flex:0 0 auto;width:27px;height:27px;border-radius:10px;display:grid;place-items:center;font-style:normal;
    font-size:12px;font-weight:800;color:#fff;background:var(--ink);margin-top:2px;
  }
  .oe-step b{display:block;font-size:14.5px;color:var(--ink);font-weight:700;margin-bottom:3px}
  .oe-step span{font-size:13px;color:var(--muted)}
  .oe-right{
    padding:42px 34px;border-left:1px solid rgba(255,255,255,.7);
    background:linear-gradient(165deg,#1c1a17,#2e2b26);color:#fff;
    display:flex;flex-direction:column;align-items:flex-start;justify-content:center;
  }
  .oe-right::after{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;mix-blend-mode:overlay;
    background-image:radial-gradient(rgba(255,255,255,.75) 1px,transparent 1px);background-size:4px 4px;
  }
  .oe-badge{font-size:52px;font-weight:900;letter-spacing:-.045em;line-height:1;color:#fff}
  .oe-badge span{font-size:22px;color:#cdd8bd}
  .oe-badge-txt{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#cdd8bd;margin:8px 0 16px;font-weight:700}
  .oe-right p{font-size:13px;color:rgba(255,255,255,.7);margin-bottom:22px;line-height:1.7}
  .oe-right .btn{width:100%}
  .linkbtn{
    background:none;border:none;font:inherit;font-size:12.5px;font-weight:600;color:rgba(255,255,255,.75);cursor:pointer;padding:0;
    margin-top:14px;border-bottom:1px solid rgba(255,255,255,.35);transition:color .25s,border-color .25s;
  }
  .linkbtn:hover{color:#fff;border-color:#fff}

  /* ---------- checkout ---------- */
  .co{
    position:fixed;inset:0;z-index:320;display:flex;align-items:center;justify-content:center;padding:22px;
    opacity:0;visibility:hidden;transition:opacity .35s ease,visibility .35s;
  }
  .co.open{opacity:1;visibility:visible}
  .co::before{content:"";position:absolute;inset:0;background:rgba(251,252,255,.62);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%)}
  .co-panel{
    position:relative;width:min(1100px,100%);max-height:min(92vh,900px);
    display:flex;flex-direction:column;overflow:hidden;border-radius:26px;
    background:rgba(255,255,255,.5);backdrop-filter:blur(28px) saturate(150%);-webkit-backdrop-filter:blur(28px) saturate(150%);
    border:1px solid var(--wline);box-shadow:var(--shadow-float);
    transform:translateY(22px) scale(.975);opacity:0;
    transition:transform .45s cubic-bezier(.22,1,.36,1),opacity .35s ease;
  }
  .co.open .co-panel{transform:none;opacity:1}
  .co-head{
    flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:16px 22px;border-bottom:1px solid rgba(28,26,23,.07);background:rgba(255,255,255,.45);
  }
  .co-brand{display:flex;align-items:center;gap:10px;font-size:13.5px;font-weight:800;letter-spacing:-.02em}
  .co-brand .brand-mark{width:26px;height:26px;border-radius:9px;font-size:12px}
  .co-brand small{display:block;font-size:9.5px;letter-spacing:.2em;color:var(--muted2);font-weight:600;line-height:1.2}
  .co-steps{display:flex;align-items:center}
  .co-step{display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--muted2);font-weight:600;transition:color .3s}
  .co-step i{
    width:23px;height:23px;border-radius:50%;display:grid;place-items:center;font-style:normal;font-size:11px;font-weight:700;
    border:1.5px solid rgba(28,26,23,.18);color:var(--muted);transition:all .35s;
  }
  .co-step.on{color:var(--ink)}
  .co-step.on i{background:var(--ink);border-color:var(--ink);color:#fff}
  .co-step.done i{background:var(--mint);border-color:var(--mint-d);color:var(--mint-d)}
  .co-bar{width:34px;height:1.5px;background:rgba(28,26,23,.12);margin:0 12px;border-radius:99px}
  .co-x{
    width:34px;height:34px;border-radius:50%;display:grid;place-items:center;cursor:pointer;flex:0 0 auto;
    background:rgba(255,255,255,.7);border:1px solid var(--line);color:var(--slate2);transition:all .25s;
  }
  .co-x:hover{background:#fff;color:var(--ink);transform:rotate(90deg)}
  .co-x svg{width:13px;height:13px}

  .co-main{flex:1 1 auto;display:grid;grid-template-columns:1fr 336px;min-height:0}
  .co-views{overflow-y:auto;padding:32px 36px 40px;min-height:0}
  .co-views::-webkit-scrollbar{width:8px}
  .co-views::-webkit-scrollbar-thumb{background:rgba(28,26,23,.18);border-radius:99px;border:2px solid transparent;background-clip:padding-box}
  .co-view{display:none;padding:0;animation:viewIn .45s cubic-bezier(.22,1,.36,1)}
  .co-view.on{display:block}
  @keyframes viewIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
  .co-h{font-size:22px;font-weight:800;letter-spacing:-.03em;margin-bottom:6px;color:var(--ink)}
  .co-sub{font-size:13.5px;color:var(--slate2);margin-bottom:26px}
  .co-block{margin-bottom:24px}
  .co-label{display:block;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:11px;font-weight:700}
  .co-input{
    width:100%;padding:14px 16px;border-radius:14px;font-size:14px;font-family:inherit;
    background:rgba(255,255,255,.75);border:1px solid rgba(28,26,23,.14);color:var(--ink);outline:none;
    transition:border-color .25s,box-shadow .25s;box-shadow:0 2px 10px -6px rgba(60,70,110,.2);
  }
  .co-input::placeholder{color:#a8adba}
  .co-input:focus{border-color:var(--sky-d);box-shadow:0 0 0 4px rgba(168,97,47,.14)}
  .co-input.err{border-color:var(--peach-d);box-shadow:0 0 0 4px rgba(217,116,63,.15)}
  .co-grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .chip-group{display:flex;flex-wrap:wrap;gap:9px}
  .chip{
    padding:10px 17px;border-radius:999px;font-size:13px;font-weight:500;cursor:pointer;user-select:none;font-family:inherit;
    border:1px solid rgba(28,26,23,.16);background:rgba(253,251,246,.8);color:var(--slate2);transition:all .25s;
  }
  .chip:hover{border-color:var(--terra);color:var(--ink);background:#fff}
  .chip.on{background:var(--terra);color:#fff;border-color:var(--terra);font-weight:600;box-shadow:0 10px 26px -12px rgba(192,103,58,.7)}

  .stepper{display:flex;align-items:center;width:fit-content;border:1px solid rgba(28,26,23,.12);border-radius:14px;overflow:hidden;background:rgba(255,255,255,.7)}
  .stepper button{
    width:44px;height:46px;background:none;border:none;color:var(--ink);font-size:18px;cursor:pointer;font-family:inherit;transition:background .2s;
  }
  .stepper button:hover{background:var(--peach)}
  .stepper input{
    width:58px;height:46px;text-align:center;background:none;border:none;border-left:1px solid rgba(28,26,23,.1);border-right:1px solid rgba(28,26,23,.1);
    color:var(--ink);font-size:15px;font-weight:700;font-family:inherit;outline:none;
  }

  .pay-methods{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
  .pay-method{
    position:relative;padding:16px 14px;border-radius:16px;cursor:pointer;text-align:left;font-family:inherit;
    background:rgba(255,255,255,.6);border:1px solid var(--line);transition:all .28s;color:inherit;
  }
  .pay-method:hover{border-color:rgba(168,97,47,.45);background:#fff}
  .pay-method.on{border-color:var(--sky-d);background:#fff;box-shadow:0 0 0 1px var(--sky-d),0 16px 40px -22px rgba(168,97,47,.7)}
  .pay-method b{display:block;font-size:13.5px;margin-bottom:3px;color:var(--ink)}
  .pay-method span{font-size:11.5px;color:var(--muted)}
  .pm-dot{position:absolute;top:12px;right:12px;width:15px;height:15px;border-radius:50%;border:1.5px solid rgba(28,26,23,.22);transition:all .25s}
  .pay-method.on .pm-dot{border-color:var(--ink);background:var(--ink)}
  .pm-dot::after{content:"";display:block;width:5px;height:5px;border-radius:50%;background:var(--mint);margin:3.5px auto;opacity:0;transition:opacity .2s}
  .pay-method.on .pm-dot::after{opacity:1}

  .pay-pane{display:none;margin-top:22px;animation:viewIn .4s ease}
  .pay-pane.on{display:block}
  .pay-note{
    display:block;padding:15px 17px;border-radius:14px;margin-bottom:18px;
    background:var(--sky);border:1px solid rgba(168,97,47,.3);
    font-size:13.2px;color:var(--ink);line-height:1.7;font-weight:500;
  }
  .pay-note .ok-line{display:block;margin-top:6px;font-size:12px;color:var(--slate2);font-weight:400}
  .card-visual{
    position:relative;border-radius:18px;padding:22px;margin-bottom:20px;overflow:hidden;
    background:linear-gradient(165deg,#1c1a17,#2e2b26);border:1px solid rgba(28,26,23,.2);
    box-shadow:0 30px 60px -30px rgba(28,26,23,.8);
  }
  .card-visual::after{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(207,227,255,.4),transparent 65%)}
  .cv-row{display:flex;justify-content:space-between;align-items:flex-start;position:relative}
  .cv-chip{width:34px;height:24px;border-radius:5px;background:linear-gradient(135deg,#ffd8c2,#e8b98a)}
  .cv-brand{font-size:10.5px;letter-spacing:.2em;color:rgba(255,255,255,.6);font-weight:700}
  .cv-num{font-family:ui-monospace,'SF Mono',Consolas,monospace;font-size:18px;letter-spacing:.16em;color:#fff;margin:26px 0 18px;position:relative}
  .cv-foot{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:rgba(253,251,246,.62);position:relative}
  .cv-foot b{display:block;font-size:12.5px;letter-spacing:.02em;color:#fff;text-transform:none;margin-top:3px;font-weight:600}
  .bank-card{padding:22px;border-radius:16px;background:rgba(255,255,255,.7);border:1px dashed rgba(28,26,23,.22);margin-bottom:16px}
  .bank-row{display:flex;justify-content:space-between;gap:18px;font-size:13px;padding:8px 0;border-bottom:1px dashed rgba(28,26,23,.1)}
  .bank-row:last-child{border-bottom:none}
  .bank-row span{color:var(--muted)}
  .bank-row b{color:var(--ink);font-weight:600;text-align:right}
  .qr-box{
    display:flex;gap:20px;align-items:center;padding:20px;border-radius:16px;
    background:rgba(255,255,255,.7);border:1px solid var(--line);margin-bottom:16px;
  }
  .qr{width:104px;height:104px;flex:0 0 auto;border-radius:10px;background:#fff;display:grid;place-items:center;position:relative;overflow:hidden;border:1px solid var(--line)}
  .qr::before{content:"";position:absolute;inset:8px;background:
    repeating-linear-gradient(90deg,#1c1a17 0 6px,transparent 6px 12px),
    repeating-linear-gradient(0deg,#1c1a17 0 6px,transparent 6px 12px);opacity:.85}
  .qr-box p{font-size:13px;color:var(--slate2);line-height:1.7}
  .qr-box p b{display:block;font-size:14px;color:var(--ink);margin-bottom:5px}
  .demo-note{
    display:flex;gap:10px;align-items:flex-start;margin-top:18px;padding:14px 16px;border-radius:14px;
    background:rgba(255,216,194,.4);border:1px solid rgba(217,116,63,.35);font-size:12.4px;color:#8a4a20;line-height:1.65;font-weight:500;
  }
  .demo-note svg{width:15px;height:15px;flex:0 0 auto;margin-top:1px;color:var(--peach-d)}

  .co-aside{
    border-left:1px solid rgba(255,255,255,.7);background:rgba(255,255,255,.4);
    padding:30px 26px;display:flex;flex-direction:column;min-height:0;overflow-y:auto;
  }
  .co-aside h4{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:18px;font-weight:700}
  .sum-plan{display:flex;gap:12px;align-items:center;padding-bottom:18px;border-bottom:1px solid rgba(28,26,23,.08);margin-bottom:16px}
  .sum-plan .ic{width:40px;height:40px;border-radius:13px;display:grid;place-items:center;background:var(--sky);border:1px solid rgba(168,97,47,.25);flex:0 0 auto}
  .sum-plan .ic svg{width:18px;height:18px;color:var(--sky-d)}
  .sum-plan b{display:block;font-size:13.5px;color:var(--ink)}
  .sum-plan span{font-size:11.5px;color:var(--muted)}
  .sum-line{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--slate2);padding:7px 0}
  .sum-line b{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums}
  .sum-total{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;margin-top:14px;padding-top:16px;border-top:1px solid rgba(28,26,23,.1)}
  .sum-total span{font-size:12.5px;color:var(--muted)}
  .sum-total b{font-size:26px;font-weight:900;letter-spacing:-.03em;font-variant-numeric:tabular-nums;color:var(--ink)}
  .sum-total b i{font-size:12px;font-style:normal;font-weight:600;color:var(--muted2);margin-left:3px}
  .sum-cny{margin-top:10px;padding-top:10px;border-top:1px dashed rgba(28,26,23,.12)}
  .sum-cny b{font-size:15.5px;font-weight:700;color:var(--terra)}
  .sum-note{font-size:11.5px;color:var(--muted);line-height:1.7;margin-top:14px}
  .co-aside .btn{width:100%;margin-top:auto}
  .aside-cta{margin-top:auto;padding-top:24px}
  .aside-back{background:none;border:none;font:inherit;font-size:12.5px;font-weight:600;color:var(--muted);cursor:pointer;margin-top:12px;width:100%;text-align:center;transition:color .25s}
  .aside-back:hover{color:var(--ink)}

  .ok-wrap{text-align:left;max-width:560px}
  .ok-icon{
    width:62px;height:62px;border-radius:20px;display:grid;place-items:center;margin-bottom:22px;
    background:var(--mint);border:1px solid rgba(90,107,84,.35);box-shadow:0 20px 44px -22px rgba(90,107,84,.8);
    animation:pop .6s cubic-bezier(.22,1.4,.36,1);
  }
  .ok-icon svg{width:28px;height:28px;color:var(--mint-d)}
  @keyframes pop{0%{transform:scale(.5);opacity:0}100%{transform:scale(1);opacity:1}}
  .ok-title{font-size:26px;font-weight:900;letter-spacing:-.03em;margin-bottom:8px;color:var(--ink)}
  .ok-title em{font-style:normal;color:var(--mint-d)}
  .ok-desc{font-size:14px;color:var(--slate2);line-height:1.75;margin-bottom:26px}
  .cd-box{
    display:flex;align-items:center;gap:22px;padding:22px 24px;border-radius:18px;margin-bottom:26px;
    background:linear-gradient(120deg,rgba(207,227,255,.6),rgba(255,255,255,.5));
    border:1px solid rgba(168,97,47,.3);
  }
  .cd-num{font-family:ui-monospace,'SF Mono',Consolas,monospace;font-size:34px;font-weight:800;letter-spacing:.02em;font-variant-numeric:tabular-nums;color:var(--ink);line-height:1}
  .cd-label{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--sky-d);margin-bottom:8px;font-weight:700}
  .cd-side{font-size:12.5px;color:var(--slate2);line-height:1.65;border-left:1px solid rgba(28,26,23,.12);padding-left:22px}
  .ok-rows{display:grid;margin-bottom:26px;border-top:1px solid rgba(28,26,23,.08)}
  .ok-row{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid rgba(28,26,23,.06);font-size:13.2px}
  .ok-row span{color:var(--muted)}
  .ok-row b{color:var(--ink);font-weight:600;text-align:right;word-break:break-all}
  .timeline{position:relative;padding-left:26px;margin-bottom:26px}
  .timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:14px;width:1.5px;background:linear-gradient(180deg,var(--mint-d),rgba(28,26,23,.1) 70%)}
  .tl-item{position:relative;padding-bottom:20px}
  .tl-item::before{content:"";position:absolute;left:-25px;top:4px;width:11px;height:11px;border-radius:50%;background:#fff;border:2px solid rgba(28,26,23,.2)}
  .tl-item.done::before{background:var(--mint-d);border-color:var(--mint-d);box-shadow:0 0 0 4px rgba(90,107,84,.15)}
  .tl-item.now::before{background:var(--sky-d);border-color:var(--sky-d);box-shadow:0 0 0 4px rgba(168,97,47,.15);animation:pulse2 1.8s infinite}
  @keyframes pulse2{0%,100%{box-shadow:0 0 0 0 rgba(168,97,47,.45)}50%{box-shadow:0 0 0 7px rgba(168,97,47,0)}}
  .tl-item b{display:block;font-size:13.5px;color:var(--ink);font-weight:700;margin-bottom:2px}
  .tl-item span{font-size:12.2px;color:var(--muted)}
  .ok-actions{display:flex;gap:12px;flex-wrap:wrap}
  .ok-actions .btn{flex:1 1 180px}

  /* ---------- modal ---------- */
  .modal{
    position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;padding:24px;
    opacity:0;visibility:hidden;transition:opacity .35s ease,visibility .35s;
  }
  .modal.open{opacity:1;visibility:visible}
  .modal-backdrop{position:absolute;inset:0;background:rgba(28,26,23,.32);backdrop-filter:blur(12px) saturate(130%);-webkit-backdrop-filter:blur(12px) saturate(130%)}
  .modal-panel{
    position:relative;width:min(760px,100%);max-height:min(88vh,860px);
    display:flex;flex-direction:column;overflow:hidden;border-radius:26px;
    background:rgba(255,255,255,.62);backdrop-filter:blur(28px) saturate(150%);-webkit-backdrop-filter:blur(28px) saturate(150%);
    border:1px solid var(--wline);box-shadow:var(--shadow-float);
    transform:translateY(26px) scale(.96);opacity:0;
    transition:transform .45s cubic-bezier(.22,1,.36,1),opacity .35s ease;
  }
  .modal.open .modal-panel{transform:none;opacity:1}
  .modal-panel::before{
    content:"";position:absolute;top:0;left:0;right:0;height:2px;
    background:linear-gradient(90deg,transparent,rgba(192,103,58,.85),rgba(168,97,47,.85),rgba(90,107,84,.85),transparent);
  }
  .modal-head{position:relative;padding:34px 76px 20px 40px;flex:0 0 auto}
  .modal-head h3{font-size:clamp(20px,2.6vw,25px);letter-spacing:-.03em;font-weight:800;line-height:1.35;color:var(--ink)}
  .modal-head p{color:var(--slate2);font-size:14px;margin-top:11px;max-width:620px}
  .modal-x{
    position:absolute;top:26px;right:26px;width:38px;height:38px;border-radius:50%;
    display:grid;place-items:center;cursor:pointer;
    background:rgba(255,255,255,.75);border:1px solid var(--line);color:var(--slate2);transition:all .25s;
  }
  .modal-x:hover{background:#fff;color:var(--ink);transform:rotate(90deg)}
  .modal-x svg{width:14px;height:14px}

  .modal-body{
    flex:1 1 auto;overflow-y:auto;overscroll-behavior:contain;
    padding:10px 40px 26px;
    -webkit-mask-image:linear-gradient(180deg,transparent 0,#000 14px,#000 calc(100% - 14px),transparent 100%);
    mask-image:linear-gradient(180deg,transparent 0,#000 14px,#000 calc(100% - 14px),transparent 100%);
  }
  .modal-body::-webkit-scrollbar{width:8px}
  .modal-body::-webkit-scrollbar-track{background:transparent}
  .modal-body::-webkit-scrollbar-thumb{background:rgba(28,26,23,.2);border-radius:99px;border:2px solid transparent;background-clip:padding-box}
  .modal-body h4{
    font-size:15.5px;font-weight:800;color:var(--ink);margin:26px 0 10px;
    display:flex;align-items:center;gap:9px;letter-spacing:-.01em;
  }
  .modal-body h4::before{content:"";width:3.5px;height:15px;border-radius:3px;background:linear-gradient(180deg,var(--peach-d),var(--sky-d))}
  .modal-body p{font-size:14px;color:var(--slate2);line-height:1.85;margin-bottom:10px}
  .modal-body p b{color:var(--ink);font-weight:600}
  .modal-body p .warn{color:var(--peach-d);font-weight:700}
  .modal-links{display:flex;gap:22px;margin-top:22px;padding-top:18px;border-top:1px solid rgba(28,26,23,.08)}
  .modal-links a{font-size:13px;font-weight:600;color:var(--slate2);border-bottom:1px solid rgba(28,26,23,.25);padding-bottom:2px;transition:all .25s}
  .modal-links a:hover{color:var(--ink);border-color:var(--ink)}

  .modal-foot{
    flex:0 0 auto;position:relative;padding:22px 40px 26px;
    background:rgba(253,251,246,.62);border-top:1px solid rgba(28,26,23,.07);
  }
  .modal-foot::before{
    content:"";position:absolute;top:-42px;left:0;right:0;height:42px;pointer-events:none;
    background:linear-gradient(180deg,rgba(255,255,255,0),rgba(253,251,246,.62));
  }
  .check{display:flex;gap:13px;align-items:flex-start;cursor:pointer;margin-bottom:14px;user-select:none}
  .check input{position:absolute;opacity:0;width:0;height:0}
  .check .box{
    flex:0 0 auto;width:19px;height:19px;border-radius:6px;margin-top:2px;
    border:1.5px solid rgba(28,26,23,.26);background:rgba(255,255,255,.7);
    display:grid;place-items:center;transition:all .22s;
  }
  .check .box svg{width:11px;height:11px;color:#fff;opacity:0;transform:scale(.6);transition:all .22s}
  .check input:checked + .box{background:var(--ink);border-color:var(--ink)}
  .check input:checked + .box svg{opacity:1;transform:scale(1)}
  .check input:focus-visible + .box{box-shadow:0 0 0 3px rgba(168,97,47,.25)}
  .check .txt{font-size:13.2px;color:var(--slate2);line-height:1.7;transition:color .25s}
  .check:hover .txt{color:var(--ink)}
  .check input:checked ~ .txt{color:var(--ink)}
  .modal-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:20px}
  .modal-actions .btn{min-width:130px}
  .modal-actions .btn[disabled]{
    background:rgba(255,255,255,.6);color:var(--muted2);border:1px solid var(--line);
    box-shadow:none;cursor:not-allowed;
  }
  .modal-actions .btn[disabled]::after{display:none}
  .modal-actions .btn[disabled]:hover{transform:none;box-shadow:none;background:rgba(255,255,255,.6)}

  /* ---------- footer ---------- */
  footer{position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.7);padding:52px 0 38px;margin-top:40px;background:rgba(255,255,255,.4);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
  .foot-inner{display:flex;justify-content:space-between;gap:36px;flex-wrap:wrap;align-items:flex-start}
  .foot-brand{max-width:320px}
  .foot-brand p{font-size:13px;color:var(--muted);margin-top:14px;line-height:1.75}
  .foot-links{display:flex;gap:56px;flex-wrap:wrap}
  .foot-col h5{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);margin-bottom:14px;font-weight:800}
  .foot-col a{display:block;font-size:13.5px;color:var(--slate2);margin-bottom:9px;transition:color .25s}
  .foot-col a:hover{color:var(--ink)}
  .foot-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(28,26,23,.07);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted)}

  /* ---------- toast ---------- */
  .toast{
    position:fixed;left:50%;bottom:34px;transform:translate(-50%,140%);
    padding:13px 24px;border-radius:999px;font-size:13.5px;font-weight:600;
    background:var(--ink);color:#fff;box-shadow:0 20px 50px -18px rgba(28,26,23,.7);z-index:200;
    transition:transform .5s cubic-bezier(.22,1,.36,1);
  }
  .toast.show{transform:translate(-50%,0)}

  .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s cubic-bezier(.22,1,.36,1),transform .8s cubic-bezier(.22,1,.36,1)}
  .reveal.in{opacity:1;transform:none}

  /* ---------- editorial serif layer ---------- */
  h1,h2.title,.plan-h,.co-h,.ok-title,.team h3,.oe-badge{
    font-family:'Fraunces',Georgia,'Times New Roman',serif;
    font-weight:600;letter-spacing:-.015em;
  }
  .plan-price .num,.orb-price .num,.oe-price,.sum-total b{
    font-family:'Fraunces',Georgia,'Times New Roman',serif;font-weight:600;letter-spacing:-.01em;
  }
  .brand{font-family:'Fraunces',Georgia,serif;font-weight:600;letter-spacing:-.01em}
  .lead,.plan-desc,.faq-a p,.warranty p,.card p,.hero p.sub,.ok-desc,.co-sub{
    font-family:'Newsreader',Georgia,serif;font-size:1.04em;
  }

  /* ---------- plan warranty strip ---------- */
  .plan-warranty{
    display:inline-flex;align-items:center;gap:10px;margin:16px 0 4px;padding:11px 17px;border-radius:14px;
    background:linear-gradient(100deg,#e7ecdd,#f4f7ee);border:1px solid #b9c7a8;
    font-size:13.5px;font-weight:600;color:#33402c;line-height:1.5;
  }
  .plan-warranty svg{width:18px;height:18px;color:#5a6b54;flex:0 0 auto}
  .plan-warranty b{font-weight:800}

  .orb-tag{
    font-size:13px;padding:8px 17px;border:1px solid #b9c7a8;box-shadow:0 10px 24px -14px rgba(90,107,84,.85);
    gap:8px;
  }
  .orb-tag svg{width:14px;height:14px;color:#5a6b54}

  /* ---------- demo (svg mock) ---------- */
  .demo-section{padding-top:20px;padding-bottom:86px}
  .demo-head{text-align:center;max-width:780px;margin:0 auto 32px}
  .demo-head .lead{margin:0 auto}
  .demo-badges{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:20px}
  .badge-warranty{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:#33402c;
    background:#e7ecdd;border:1px solid #b9c7a8;padding:9px 17px;border-radius:999px;
  }
  .badge-warranty svg{width:15px;height:15px;color:#5a6b54}
  .badge-soft{
    display:inline-flex;align-items:center;font-size:12.5px;font-weight:500;color:var(--slate2);
    background:rgba(253,251,246,.72);border:1px solid var(--wline);padding:9px 17px;border-radius:999px;
  }
  .mac-wrap{position:relative}
  .mac-svg{
    width:100%;height:auto;display:block;cursor:pointer;outline:none;
    filter:drop-shadow(0 28px 56px rgba(96,78,52,.18));transition:filter .45s;
  }
  .mac-svg:hover,.mac-svg:focus-visible{filter:drop-shadow(0 36px 72px rgba(96,78,52,.26))}
  .mac-svg .anim{opacity:0}
  .mac-svg.play .anim{animation:svgIn .6s cubic-bezier(.22,1,.36,1) both}
  @keyframes svgIn{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}
  .mac-svg .uu-dot{animation:uuPulse 1.9s ease-in-out infinite}
  @keyframes uuPulse{0%,100%{opacity:1}50%{opacity:.4}}
  .mac-svg .cursor{animation:blink 1.05s steps(1) infinite}
  @keyframes blink{0%,49%{opacity:1}50%,100%{opacity:0}}
  .mac-svg .typing circle{animation:typingDot 1.2s infinite}
  .mac-svg .typing circle:nth-child(2){animation-delay:.15s}
  .mac-svg .typing circle:nth-child(3){animation-delay:.3s}
  @keyframes typingDot{0%,60%,100%{opacity:.35;transform:translateY(0)}30%{opacity:1;transform:translateY(-2px)}}
  .mac-svg .win-chat,.mac-svg .win-term{transition:transform .45s cubic-bezier(.22,1,.36,1)}
  .mac-svg:hover .win-chat{transform:translateY(-4px)}
  .mac-svg:hover .win-term{transform:translateY(-7px)}
  .mac-svg .badge-glow{transform-box:fill-box;transform-origin:center}
  .mac-svg.playing .badge-glow{animation:heartbeat 2.6s ease-in-out infinite .8s}
  @keyframes heartbeat{0%,100%{transform:scale(1)}50%{transform:scale(1.015)}}
  .demo-foot{
    margin:24px auto 0;max-width:840px;font-size:12.4px;line-height:1.9;color:var(--muted);text-align:center;
    border-top:1px solid rgba(28,26,23,.08);padding-top:18px;
  }
  .demo-foot b{color:var(--ink);font-weight:700}

  /* ---------- wechat floating widget ---------- */
  .wx{position:fixed;right:22px;bottom:22px;z-index:270;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
  .wx-panel{
    width:250px;border-radius:18px;padding:18px;
    background:rgba(253,251,246,.94);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border:1px solid var(--wline);box-shadow:var(--shadow-float);
    opacity:0;transform:translateY(10px) scale(.96);pointer-events:none;transition:all .3s cubic-bezier(.22,1,.36,1);
  }
  .wx.open .wx-panel{opacity:1;transform:none;pointer-events:auto}
  .wx-panel h5{font-size:13.5px;font-weight:800;color:var(--ink);margin-bottom:12px;display:flex;align-items:center;gap:8px}
  .wx-panel h5::before{content:"";width:7px;height:7px;border-radius:50%;background:#5a6b54;box-shadow:0 0 0 3px rgba(90,107,84,.15)}
  .wx-qr{width:100%;aspect-ratio:1;border-radius:12px;background:#fff;border:1px solid #eee7da;display:grid;place-items:center;overflow:hidden}
  .wx-qr img{width:100%;height:100%;object-fit:contain;display:block}
  .wx-qr .empty{font-size:12px;color:#a39d90;text-align:center;line-height:1.7;padding:0 12px}
  .wx-id{font-size:12.5px;color:var(--slate2);margin-top:11px;text-align:center;font-weight:600;word-break:break-all}
  .wx-tip{font-size:11.5px;color:var(--muted);margin-top:5px;text-align:center;line-height:1.65}
  .wx-social{margin-top:12px;padding-top:12px;border-top:1px solid rgba(28,26,23,.08);display:grid;gap:7px}
  .wx-social a,.wx-social span{
    display:flex;align-items:center;gap:8px;padding:8px 11px;border-radius:10px;font-size:12.3px;font-weight:600;
    color:var(--slate2);background:rgba(247,243,236,.8);border:1px solid var(--wline);transition:all .22s;
    line-height:1.4;text-decoration:none;
  }
  .wx-social a:hover{color:var(--ink);background:#fff;border-color:rgba(192,103,58,.4)}
  .wx-social svg{width:14px;height:14px;flex:0 0 auto}
  .wx-social .dy svg{color:#1c1a17}
  .wx-social .xhs svg{color:#b4452f}
  .wx-social em{font-style:normal;margin-left:auto;font-size:11px;color:var(--muted2);font-weight:500}
  .wx-btn{
    width:56px;height:56px;border-radius:50%;border:none;cursor:pointer;position:relative;
    background:var(--ink);color:#fff;display:grid;place-items:center;
    box-shadow:0 16px 34px -14px rgba(28,26,23,.85);transition:transform .3s,background .3s;
  }
  .wx-btn:hover{transform:translateY(-2px);background:#2c2a25}
  .wx-btn svg{width:27px;height:27px}
  .wx-btn::after{
    content:"";position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(90,107,84,.45);
    animation:wxRing 2.4s ease-out infinite;pointer-events:none;
  }
  @keyframes wxRing{0%{transform:scale(.9);opacity:.85}70%{transform:scale(1.2);opacity:0}100%{opacity:0}}
  .wx.open .wx-btn::after{animation:none;opacity:0}

  /* ---------- account (nav + auth + machines) ---------- */
  .nav-right{display:flex;align-items:center;gap:10px}
  .nav-auth{
    padding:10px 18px;border-radius:999px;font-size:13.5px;font-weight:600;font-family:inherit;cursor:pointer;
    color:var(--ink);background:rgba(253,251,246,.72);border:1px solid var(--wline);
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);transition:all .25s;white-space:nowrap;
  }
  .nav-auth:hover{background:#fff;transform:translateY(-1px);box-shadow:var(--shadow-soft)}
  .nav-user{position:relative}
  .nav-avatar{
    width:38px;height:38px;border-radius:50%;cursor:pointer;font-family:inherit;padding:0;
    background:linear-gradient(140deg,#c0673a,#a8612f);color:#fff;font-weight:700;font-size:15px;
    border:1px solid rgba(192,103,58,.45);box-shadow:0 10px 24px -12px rgba(192,103,58,.9);
    display:grid;place-items:center;transition:transform .25s,box-shadow .25s;text-transform:uppercase;
  }
  .nav-avatar:hover{transform:translateY(-1px);box-shadow:0 14px 28px -12px rgba(192,103,58,1)}
  .nav-menu{
    position:absolute;right:0;top:calc(100% + 12px);width:228px;border-radius:16px;padding:8px;
    background:rgba(253,251,246,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    border:1px solid var(--wline);box-shadow:var(--shadow-float);
    opacity:0;transform:translateY(-8px) scale(.97);pointer-events:none;
    transition:opacity .26s ease,transform .26s cubic-bezier(.22,1,.36,1);z-index:20;
  }
  .nav-user.open .nav-menu{opacity:1;transform:none;pointer-events:auto}
  .nav-menu-h{padding:10px 12px 12px;border-bottom:1px solid rgba(28,26,23,.08);margin-bottom:6px}
  .nav-menu-h b{display:block;font-size:13px;color:var(--ink);word-break:break-all;font-weight:700}
  .nav-menu-h span{font-size:11.5px;color:var(--muted)}
  .nav-menu button{
    width:100%;text-align:left;padding:10px 12px;border-radius:10px;border:none;background:none;
    font-family:inherit;font-size:13.5px;color:var(--slate2);cursor:pointer;transition:all .2s;
  }
  .nav-menu button:hover{background:rgba(240,234,222,.85);color:var(--ink)}
  .nav-menu button.danger{color:#b4452f}

  .um-panel{width:min(486px,100%)}
  .um-wide{width:min(720px,100%)}
  .um-tabs{
    display:flex;gap:3px;padding:4px;border-radius:999px;background:rgba(240,234,222,.72);
    border:1px solid var(--wline);margin:0 14px 0 auto;
  }
  .um-tab{
    padding:7px 20px;border-radius:999px;border:none;background:none;font-family:inherit;
    font-size:12.8px;font-weight:600;color:var(--slate2);cursor:pointer;transition:all .25s;
  }
  .um-tab.on{background:var(--ink);color:#fff;box-shadow:0 8px 18px -10px rgba(28,26,23,.85)}
  .um-tabs[hidden]{display:none}
  .um-body{padding:28px 34px 32px;overflow-y:auto;min-height:0;flex:1 1 auto}
  .um-body::-webkit-scrollbar{width:8px}
  .um-body::-webkit-scrollbar-thumb{background:rgba(28,26,23,.16);border-radius:99px;border:2px solid transparent;background-clip:padding-box}
  .um-form{display:none}
  .um-form.on{display:block;animation:viewIn .4s cubic-bezier(.22,1,.36,1)}
  .um-form .co-h{font-size:23px}
  .um-form .co-sub{margin-bottom:22px}
  .um-form .co-block{margin-bottom:18px}
  .um-submit{width:100%;margin-top:6px;padding:14px 24px}
  .um-link{margin-top:16px;font-size:12.8px;color:var(--muted);text-align:center;line-height:1.9}
  .um-link a{color:var(--terra);font-weight:600;border-bottom:1px solid rgba(192,103,58,.35)}
  .um-link a:hover{color:var(--clay);border-color:var(--clay)}
  .um-code{display:flex;gap:10px}
  .um-code .co-input{flex:1;min-width:0}
  .um-code-btn{flex:0 0 auto;padding:0 18px;font-size:13px;white-space:nowrap}
  .um-code-btn[disabled]{opacity:.5;cursor:not-allowed;transform:none!important}

  .um-sum{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:22px}
  .um-sum-i{padding:14px 16px;border-radius:14px;background:rgba(247,243,236,.92);border:1px solid var(--wline)}
  .um-sum-i b{display:block;font-family:'Fraunces',Georgia,serif;font-size:25px;font-weight:600;color:var(--ink);line-height:1.2}
  .um-sum-i span{font-size:11.5px;color:var(--muted);letter-spacing:.03em}

  .mc{
    border:1px solid var(--wline);border-radius:18px;padding:22px 24px;margin-bottom:14px;
    background:rgba(253,251,246,.78);transition:box-shadow .3s,transform .3s;
  }
  .mc:hover{box-shadow:var(--shadow-soft);transform:translateY(-2px)}
  .mc:last-child{margin-bottom:0}
  .mc-top{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;margin-bottom:16px}
  .mc-plan{font-size:15.5px;font-weight:800;color:var(--ink);display:block;letter-spacing:-.01em}
  .mc-sub{font-size:12.3px;color:var(--muted);margin-top:3px;display:block}
  .mc-badge{font-size:11.5px;font-weight:700;padding:5px 12px;border-radius:999px;white-space:nowrap}
  .mc-badge.ok{background:#e7ecdd;color:#3f4d33;border:1px solid #b9c7a8}
  .mc-badge.wait{background:#f7e6d8;color:#8a4a20;border:1px solid #e5c9b0}
  .mc-badge.dead{background:#f2ded9;color:#9a3d2b;border:1px solid #dfb8ac}
  .mc-days{display:flex;align-items:baseline;gap:8px;margin-bottom:12px}
  .mc-days b{font-family:'Fraunces',Georgia,serif;font-size:40px;font-weight:600;letter-spacing:-.02em;line-height:1;color:var(--ink);font-variant-numeric:tabular-nums}
  .mc-days span{font-size:12.5px;color:var(--muted)}
  .mc-days b.mc-wait{font-size:20px;letter-spacing:0;line-height:1.2;color:var(--slate2)}
  .mc-bar{height:6px;border-radius:99px;background:rgba(28,26,23,.08);overflow:hidden;margin-bottom:18px}
  .mc-bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#c0673a,#a8612f);transition:width .8s cubic-bezier(.22,1,.36,1)}
  .mc-bar i.dead{background:#c9b7ae}
  .mc-rows{display:grid;grid-template-columns:1fr 1fr;gap:10px 22px;padding-top:16px;border-top:1px solid rgba(28,26,23,.07)}
  .mc-rows div{display:flex;justify-content:space-between;gap:12px;font-size:12.8px}
  .mc-rows span{color:var(--muted);white-space:nowrap}
  .mc-rows b{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums;text-align:right}
  .um-empty{text-align:center;padding:34px 20px 40px}
  .um-empty svg{width:42px;height:42px;color:#c9c0ae;margin-bottom:14px}
  .um-empty b{display:block;font-size:15px;color:var(--ink);font-weight:700;margin-bottom:6px}
  .um-empty p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:18px}
  .um-note{font-size:12px;color:var(--muted);line-height:1.8;margin-top:16px;padding-top:14px;border-top:1px solid rgba(28,26,23,.07)}

  /* ---------- responsive ---------- */
  @media (max-width:1024px){
    .cards{grid-template-columns:1fr 1fr}
    .billing-grid{grid-template-columns:1fr}
    .spec-row{grid-template-columns:1fr;gap:6px;padding:16px 20px}
    .order-entry{grid-template-columns:1fr}
    .oe-right{border-left:none;border-top:1px solid rgba(255,255,255,.15);align-items:center;text-align:center;padding:34px 28px}
    .oe-right .btn{width:auto;min-width:240px}
    .oe-right p{margin-bottom:18px}
  }
  @media (max-width:820px){
    nav.links{display:none}
    section{padding:70px 0}
    header{padding:10px 14px 0}
    .plan-body{padding:32px 22px 28px}
    .plan-features{grid-template-columns:1fr}
    .cards{grid-template-columns:1fr}
    .warranty{flex-direction:column;padding:26px 22px}
    .team{padding:32px 24px}
    .foot-links{gap:34px}
    .hero{padding-top:calc(var(--nav-h) + 20px)}
    .oe-left{padding:30px 24px}
    .oe-price{font-size:42px}
    .order-entry{border-radius:22px}

    .modal{padding:12px}
    .modal-panel{max-height:94vh;border-radius:20px}
    .modal-head{padding:26px 58px 16px 20px}
    .modal-head p{font-size:13px}
    .modal-x{top:18px;right:16px;width:34px;height:34px}
    .modal-body{padding:2px 20px 22px}
    .modal-foot{padding:18px 20px 20px}
    .modal-actions{gap:10px;margin-top:16px}
    .modal-actions .btn{flex:1;min-width:0;padding:13px 12px;font-size:13.5px}

    .co{padding:10px}
    .co-panel{max-height:96vh;border-radius:20px}
    .co-head{padding:14px 16px;gap:10px}
    .co-brand small{display:none}
    .co-steps .co-bar{width:16px;margin:0 7px}
    .co-step{font-size:11.5px;gap:6px}
    .co-main{display:block;overflow-y:auto;-webkit-overflow-scrolling:touch}
    .co-views{overflow:visible;padding:22px 18px 6px}
    .co-aside{border-left:none;border-top:1px solid rgba(28,26,23,.08);padding:20px 18px 26px;overflow:visible;display:block}
    .co-grid2{grid-template-columns:1fr}
    .pay-methods{grid-template-columns:1fr}
    .cd-box{flex-direction:column;align-items:flex-start;gap:14px}
    .cd-side{border-left:none;border-top:1px solid rgba(28,26,23,.1);padding-left:0;padding-top:14px}
    .cd-num{font-size:30px}
    .wx{right:14px;bottom:14px}
    .wx-panel{width:216px}
    .demo-section{padding-top:8px}

    .nav-auth{padding:9px 13px;font-size:12.5px}
    .nav-avatar{width:34px;height:34px;font-size:13.5px}
    .um{padding:10px}
    .um-panel{max-height:95vh;border-radius:20px}
    .um-body{padding:22px 18px 26px}
    .um-tabs{margin:0 8px 0 auto}
    .um-tab{padding:6px 15px;font-size:12.2px}
    .um .co-brand small{display:none}
    .um-sum{grid-template-columns:1fr 1fr}
    .um-sum-i:last-child{grid-column:span 2}
    .mc{padding:18px 18px}
    .mc-rows{grid-template-columns:1fr}
    .mc-days b{font-size:34px}
  }
  @media (prefers-reduced-motion:reduce){
    .mac-svg .anim{opacity:1!important}
    *,*::before,*::after{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.001s!important}
    html{scroll-behavior:auto}
  }

/* ============ 多页面公共：语言切换 / 移动菜单 / 内页布局 ============ */
.lang-btn{
  padding:9px 14px;border-radius:999px;font-size:12.5px;font-weight:700;font-family:inherit;cursor:pointer;
  color:var(--ink);background:rgba(253,251,246,.72);border:1px solid var(--wline);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);transition:all .25s;letter-spacing:.02em;
}
.lang-btn:hover{background:#fff;transform:translateY(-1px);box-shadow:var(--shadow-soft)}
nav.links a.on{background:#fff;color:var(--ink);font-weight:600}
.nav-burger{
  display:none;width:38px;height:38px;border-radius:12px;cursor:pointer;
  background:rgba(253,251,246,.72);border:1px solid var(--wline);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-burger span{display:block;width:15px;height:1.6px;background:var(--ink);border-radius:2px;transition:all .28s}
.nav-burger.open span:nth-child(1){transform:translateY(5.6px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-5.6px) rotate(-45deg)}
.nav-drawer{
  display:none;position:fixed;left:0;right:0;top:var(--nav-h);z-index:99;
  background:rgba(250,249,245,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--wline);padding:12px 20px 18px;
  flex-direction:column;gap:2px;
}
.nav-drawer.open{display:flex}
.nav-drawer a{padding:13px 14px;border-radius:12px;font-size:15px;font-weight:600;color:var(--slate2)}
.nav-drawer a.on{background:rgba(240,234,222,.9);color:var(--ink)}
/* 6 个导航项 + 操作区在 1200px 以下会拥挤，改用抽屉 */
@media (max-width:1200px){
  nav.links{display:none}
  .nav-burger{display:flex}
}
@media (max-width:820px){
  .nav-auth{display:none}
  .nav-right .btn-sm{padding:9px 14px;font-size:12.5px}
}

/* 内页 */
.page-hero{padding:calc(var(--nav-h) + 56px) 0 26px;text-align:center}
.page-hero h1{
  font-family:'Fraunces',Georgia,serif;font-size:clamp(30px,4.6vw,52px);line-height:1.04;
  letter-spacing:-.03em;font-weight:600;color:var(--ink);margin:16px 0 14px;
}
.page-hero p{color:var(--slate2);font-size:16px;max-width:660px;margin:0 auto;line-height:1.75}
.page-body{padding:10px 0 90px}
.page-body section{padding:44px 0}
.page-body section:first-child{padding-top:18px}
.crumb{display:flex;gap:8px;justify-content:center;font-size:12px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px}

/* 定价页三档 */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px;align-items:stretch}
.price-card{
  display:flex;flex-direction:column;padding:30px 26px;border-radius:24px;
  background:rgba(253,251,246,.72);border:1px solid var(--wline);
  backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);box-shadow:var(--shadow-soft);
  transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s;
}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-float)}
.price-card.hot{background:linear-gradient(165deg,#1c1a17,#2e2b26);border-color:#1c1a17;color:#fff}
.price-card.hot .pc-tag{background:var(--terra);color:#fff}
.pc-tag{
  align-self:flex-start;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  padding:6px 12px;border-radius:999px;background:var(--mint);color:#3f4d33;margin-bottom:18px;
}
.pc-name{font-size:14px;font-weight:700;color:inherit;opacity:.75;letter-spacing:.04em}
.pc-amount{display:flex;align-items:baseline;gap:6px;margin:10px 0 4px;font-variant-numeric:tabular-nums}
.pc-amount b{font-family:'Fraunces',Georgia,serif;font-size:50px;font-weight:600;letter-spacing:-.02em;line-height:1}
.pc-amount span{font-size:13.5px;opacity:.6}
.pc-per{font-size:12.8px;opacity:.62;margin-bottom:20px}
.pc-list{list-style:none;display:grid;gap:9px;margin:0 0 24px;font-size:13.4px;line-height:1.6}
.pc-list li{display:flex;gap:8px;align-items:flex-start;opacity:.9}
.pc-list li svg{width:13px;height:13px;flex:0 0 auto;margin-top:4px;color:var(--terra)}
.price-card.hot .pc-list li svg{color:#cdd8bd}
.price-card .btn{margin-top:auto;width:100%}

/* 首页流程与卖点 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}
.step{
  padding:26px 24px;border-radius:22px;background:rgba(253,251,246,.66);
  border:1px solid var(--wline);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
}
.step i{
  display:grid;place-items:center;width:30px;height:30px;border-radius:10px;font-style:normal;
  font-size:13px;font-weight:800;color:#fff;background:var(--ink);margin-bottom:14px;
}
.step b{display:block;font-size:15.5px;font-weight:800;color:var(--ink);margin-bottom:6px}
.step span{font-size:13.4px;color:var(--slate2);line-height:1.65}
.cta-band{
  margin-top:20px;padding:46px 40px;border-radius:28px;text-align:center;
  background:linear-gradient(120deg,rgba(243,227,208,.55),rgba(233,240,229,.5) 55%,rgba(243,227,208,.45));
  border:1px solid var(--wline);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
}
.cta-band h2{font-family:'Fraunces',Georgia,serif;font-size:clamp(24px,3.4vw,36px);font-weight:600;letter-spacing:-.02em;margin-bottom:10px;color:var(--ink)}
.cta-band p{color:var(--slate2);font-size:14.5px;margin-bottom:24px}
.cta-band .btn{min-width:180px}

/* 文档页 */
.doc{display:grid;gap:14px;margin-top:26px}
.doc-item{
  padding:24px 26px;border-radius:18px;background:rgba(253,251,246,.7);
  border:1px solid var(--wline);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
}
.doc-item h3{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:8px;display:flex;align-items:center;gap:9px}
.doc-item h3::before{content:"";width:3.5px;height:15px;border-radius:3px;background:linear-gradient(180deg,var(--terra),var(--clay))}
.doc-item p{font-size:14px;color:var(--slate2);line-height:1.8}
.doc-item p b{color:var(--ink);font-weight:600}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.check-list{list-style:none;display:grid;gap:10px;margin-top:6px}
.check-list li{display:flex;gap:9px;font-size:13.8px;color:var(--slate2);line-height:1.65}
.check-list li svg{width:14px;height:14px;flex:0 0 auto;margin-top:4px}
.check-list.ok li svg{color:var(--mint-d)}
.check-list.no li svg{color:#b4452f}

@media (max-width:1024px){
  .price-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
}
@media (max-width:820px){
  .page-hero{padding-top:calc(var(--nav-h) + 26px)}
  .page-body section{padding:30px 0}
  .cta-band{padding:32px 22px;border-radius:22px}
  .price-card{padding:24px 20px}
  .pc-amount b{font-size:42px}
}

/* FAQ 折叠 */
.qa{border:1px solid var(--wline);border-radius:16px;background:rgba(253,251,246,.7);overflow:hidden;transition:border-color .25s,background .25s}
.qa[open]{border-color:rgba(192,103,58,.35);background:rgba(253,251,246,.92)}
.qa summary{
  list-style:none;cursor:pointer;padding:20px 24px;font-size:15.5px;font-weight:700;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{
  content:"+";font-size:18px;font-weight:400;color:var(--muted);line-height:1;transition:transform .3s;
}
.qa[open] summary::after{content:"+";transform:rotate(45deg);color:var(--terra)}
.qa .qa-body{padding:0 24px 22px;font-size:14px;color:var(--slate2);line-height:1.85}
.qa .qa-body b{color:var(--ink);font-weight:600}
@media (max-width:820px){ .qa summary{padding:16px 18px;font-size:14.5px} .qa .qa-body{padding:0 18px 18px} }

.nav-drawer a{white-space:nowrap}
.nav-drawer a + a{border-top:1px solid rgba(28,26,23,.05)}