:root{
  --bg:#f6f8ff;
  --panel:#ffffff;
  --text:#0f172a;
  --muted:#667085;
  --line:#e7eaf8;
  --primary:#4267ff;
  --primary2:#7c4dff;
  --primary-soft:#eef3ff;
  --success:#12b76a;
  --warning:#f79009;
  --shadow:0 28px 90px rgba(37,54,120,.14);
  --radius:30px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:linear-gradient(180deg,#f4f7ff 0%,#fbfcff 46%,#fff 100%);color:var(--text)}
a{color:inherit;text-decoration:none}button{font-family:inherit}.page{min-height:100vh;overflow:hidden}.nav{height:74px;position:sticky;top:0;z-index:20;background:rgba(255,255,255,.90);backdrop-filter:blur(18px);border-bottom:1px solid rgba(231,234,246,.9);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(18px,5vw,70px)}.brand{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:900}.brand img{width:38px;height:38px}.brand em{font-style:normal;font-size:13px;color:#3157ff;background:#eef3ff;border:1px solid #dfe5ff;border-radius:999px;padding:5px 10px;font-weight:800}.nav-links{display:flex;align-items:center;gap:28px;font-size:15px;color:#344054}.nav-links a:hover,.link-btn:hover{color:#3157ff}.link-btn{border:0;background:transparent;color:#344054;font-size:15px;cursor:pointer}.nav-download{border:0;border-radius:16px;color:#fff;padding:12px 18px;font-weight:900;cursor:pointer;background:linear-gradient(135deg,var(--primary),var(--primary2));box-shadow:0 14px 34px rgba(66,103,255,.25)}.nav-download[disabled]{background:#cbd5e1;cursor:not-allowed;box-shadow:none}.hero{position:relative;padding:88px 24px 72px}.hero-bg{position:absolute;border-radius:999px;filter:blur(4px);pointer-events:none}.hero-bg-a{width:900px;height:500px;left:50%;top:-160px;transform:translateX(-50%);background:radial-gradient(circle,rgba(87,108,255,.25),rgba(124,77,255,.08) 40%,transparent 70%)}.hero-bg-b{width:520px;height:520px;right:-180px;top:150px;background:radial-gradient(circle,rgba(66,103,255,.14),transparent 65%)}.hero-inner{position:relative;max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:8px 14px;border-radius:999px;border:1px solid #dfe5ff;background:rgba(255,255,255,.84);box-shadow:0 10px 34px rgba(66,103,255,.10);color:#3157ff;font-weight:900;font-size:14px}.eyebrow span{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary2));box-shadow:0 0 0 5px rgba(66,103,255,.10)}.hero h1{margin:24px 0 18px;font-size:clamp(46px,6.2vw,78px);line-height:1.03;letter-spacing:-3.6px}.hero-desc{max-width:620px;margin:0;color:#5f6f8a;font-size:20px;line-height:1.85}.hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin:34px 0 22px}.primary-btn,.secondary-btn,.ghost-btn{border:0;border-radius:17px;padding:15px 24px;font-size:16px;font-weight:900;cursor:pointer;transition:.18s}.primary-btn{color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary2));box-shadow:0 18px 40px rgba(66,103,255,.28)}.primary-btn:hover,.secondary-btn:hover,.ghost-btn:hover{transform:translateY(-1px)}.primary-btn[disabled]{background:#cbd5e1;color:#fff;box-shadow:none;cursor:not-allowed;transform:none}.secondary-btn{color:#344054;background:#fff;border:1px solid #e0e5f8;box-shadow:0 12px 36px rgba(16,24,40,.06)}.ghost-btn{color:#3157ff;background:#eef3ff;border:1px solid #dfe5ff;width:100%;margin-top:14px}.wide{width:100%;margin-top:24px}.trust-row{display:flex;gap:12px;flex-wrap:wrap;color:#667085;font-size:14px}.trust-row span{background:rgba(255,255,255,.78);border:1px solid rgba(231,234,246,.9);border-radius:999px;padding:8px 13px}.product-showcase{background:rgba(255,255,255,.94);border:1px solid #dfe5ff;border-radius:32px;box-shadow:var(--shadow);overflow:hidden;transform:rotate(1deg)}.window-bar{height:56px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff,#f8faff);display:flex;align-items:center;gap:8px;padding:0 18px;color:#667085;font-size:13px}.window-bar i{width:11px;height:11px;border-radius:50%;background:#d0d5dd}.window-bar i:nth-child(1){background:#ff6b6b}.window-bar i:nth-child(2){background:#ffd166}.window-bar i:nth-child(3){background:#12b76a}.window-bar strong{margin-left:auto;color:#344054}.showcase-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:16px;padding:22px}.side-panel{background:#f6f8ff;border:1px solid #e4e9ff;border-radius:24px;padding:22px}.side-panel b{font-size:20px}.side-panel span{display:block;color:#667085;font-size:13px;margin:8px 0 18px}.side-panel ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}.side-panel li{background:#fff;border:1px solid #e7eaf8;border-radius:14px;padding:12px;color:#667085;font-size:13px}.side-panel li.active{color:#3157ff;border-color:#b9c7ff;background:#eef3ff;font-weight:900}.editor-card{border-radius:26px;border:1px solid #e7eaf8;background:#fff;padding:26px;min-height:300px}.tagline{display:inline-flex;border-radius:999px;padding:6px 10px;background:#eef3ff;color:#3157ff;font-size:12px;font-weight:900;margin-bottom:14px}.editor-card h3{font-size:30px;line-height:1.15;margin:0 0 12px}.editor-card p{color:#667085;line-height:1.75;margin:0}.progress{height:10px;border-radius:999px;background:#eef3ff;margin:26px 0 18px;overflow:hidden}.progress span{display:block;width:72%;height:100%;background:linear-gradient(135deg,var(--primary),var(--primary2));border-radius:999px}.mini-stats{display:flex;gap:8px;flex-wrap:wrap}.mini-stats span{background:#f8faff;border:1px solid #e7eaf8;border-radius:999px;padding:8px 10px;color:#667085;font-size:12px}.section-title{text-align:center;max-width:820px;margin:0 auto 30px}.section-title span,.section-kicker{display:inline-block;padding:7px 13px;border-radius:999px;background:#eef3ff;color:#3157ff;font-weight:900;font-size:13px;letter-spacing:.4px}.section-title h2{font-size:clamp(30px,4vw,48px);line-height:1.18;margin:18px 0 0;letter-spacing:-1.5px}.pain-section{max-width:1120px;margin:10px auto 74px;padding:0 24px}.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.pain-grid article{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 16px 46px rgba(16,24,40,.05)}.pain-grid b,.features b{font-size:18px}.pain-grid p,.features p{margin:12px 0 0;color:#667085;line-height:1.75}.features-section{max-width:1120px;margin:0 auto 78px;padding:0 24px;display:grid;grid-template-columns:.78fr 1.22fr;gap:34px;align-items:start}.feature-copy{position:sticky;top:98px;background:linear-gradient(135deg,#101828,#24315f);border-radius:30px;color:#fff;padding:34px;box-shadow:0 22px 64px rgba(16,24,40,.18)}.feature-copy .section-kicker{background:rgba(255,255,255,.10);color:#fff;border:1px solid rgba(255,255,255,.18)}.feature-copy h2{font-size:38px;line-height:1.18;margin:18px 0 16px;letter-spacing:-1.2px}.feature-copy p{color:#d0d5dd;line-height:1.85;margin:0}.features{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.features article{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 14px 42px rgba(16,24,40,.05)}.features article span{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:12px;background:#eef3ff;color:#3157ff;font-weight:900;margin-bottom:18px}.workflow-section{max-width:1120px;margin:0 auto 76px;padding:0 24px}.workflow-line{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.workflow-line article{position:relative;background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:0 14px 42px rgba(16,24,40,.05)}.workflow-line i{font-style:normal;display:inline-flex;width:40px;height:40px;align-items:center;justify-content:center;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;font-weight:900;margin-bottom:18px}.workflow-line b{font-size:20px}.workflow-line p{color:#667085;line-height:1.75;margin:12px 0 0}.download-panel{max-width:1120px;margin:0 auto 76px;padding:32px;display:grid;grid-template-columns:1fr .85fr;gap:22px;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:34px;box-shadow:var(--shadow)}.download-copy{display:flex;gap:22px;align-items:flex-start;padding:20px}.app-icon-wrap{width:94px;height:94px;display:flex;align-items:center;justify-content:center;border-radius:28px;background:#eef3ff;flex:0 0 auto}.app-icon-wrap img{width:66px;height:66px;filter:drop-shadow(0 12px 22px rgba(66,103,255,.18))}.download-copy h2{font-size:38px;line-height:1.15;margin:16px 0 12px;letter-spacing:-1px}.download-copy p{color:#667085;line-height:1.8;margin:0;max-width:560px}.download-card{background:linear-gradient(180deg,#f8faff,#fff);border:1px solid var(--line);border-radius:28px;padding:26px}.download-meta{display:grid;gap:12px}.download-meta div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px}.download-meta span{display:block;color:#667085;font-size:13px;margin-bottom:8px}.download-meta strong{font-size:17px;word-break:break-word}.download-note{margin:16px 0 0;color:#667085;font-size:14px;line-height:1.7}.footer{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;color:#667085;border-top:1px solid var(--line);padding:32px}.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);background:#101828;color:#fff;border-radius:12px;padding:12px 16px;box-shadow:0 12px 30px rgba(16,24,40,.25);opacity:0;pointer-events:none;transition:.2s;z-index:60}.toast.show{opacity:1}.contact-mask{position:fixed;inset:0;background:rgba(16,24,40,.50);backdrop-filter:blur(7px);display:flex;align-items:center;justify-content:center;padding:24px;z-index:50}.contact-mask[hidden]{display:none}.contact-modal{position:relative;width:min(420px,100%);background:#fff;border-radius:26px;padding:30px;box-shadow:0 30px 90px rgba(16,24,40,.25);text-align:center}.modal-close{position:absolute;right:16px;top:14px;width:36px;height:36px;border:0;border-radius:50%;background:#f2f4f7;color:#475467;font-size:25px;cursor:pointer}.contact-modal h2{font-size:28px;margin:8px 0 10px}.contact-modal p{color:#667085;line-height:1.7;margin:0 0 20px}.qr-wrap{width:230px;height:230px;border-radius:24px;background:#f8faff;border:1px dashed #cbd5e1;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;overflow:hidden}.qr-wrap img{max-width:100%;max-height:100%;display:none}.qr-empty{color:#98a2b3;font-weight:900}.amount{display:inline-flex;background:#fff7ed;color:#b54708;border:1px solid #fedf89;border-radius:999px;padding:9px 14px;font-weight:900;margin-bottom:12px}.contact-note{color:#475467;line-height:1.7;font-size:14px}
@media(max-width:980px){.hero-inner,.features-section,.download-panel{grid-template-columns:1fr}.product-showcase{transform:none}.feature-copy{position:relative;top:auto}.pain-grid,.workflow-line{grid-template-columns:repeat(2,1fr)}.showcase-grid{grid-template-columns:1fr}.nav-links{display:none}.hero h1{letter-spacing:-1.5px}.hero-desc{font-size:18px}}
@media(max-width:620px){.nav{padding:0 16px}.brand span{font-size:18px}.brand em{display:none}.nav-download{padding:10px 13px}.hero{padding:62px 18px 46px}.hero-actions{align-items:stretch}.primary-btn,.secondary-btn{width:100%}.pain-grid,.features,.workflow-line{grid-template-columns:1fr}.features-section,.pain-section,.workflow-section,.download-panel{padding-left:14px;padding-right:14px}.download-panel{margin-left:14px;margin-right:14px;padding:20px}.download-copy{padding:6px;flex-direction:column}.download-copy h2{font-size:30px}.feature-copy h2{font-size:30px}.footer{font-size:14px}.trust-row span{width:100%}}