:root{--bg:#07111f;--panel:#0d1b2f;--card:#10233d;--text:#eef6ff;--muted:#9fb3c9;--line:rgba(255,255,255,.12);--blue:#5aa7ff;--cyan:#44e1d2;--gold:#ffcf70;--shadow:0 24px 70px rgba(0,0,0,.35)}
*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"PingFang SC","Microsoft YaHei",sans-serif;background:radial-gradient(circle at 20% 0%,rgba(68,225,210,.22),transparent 34%),radial-gradient(circle at 85% 12%,rgba(90,167,255,.2),transparent 36%),var(--bg);color:var(--text);line-height:1.65}.wrap{width:min(1160px,92vw);margin:0 auto}.top{position:sticky;top:0;z-index:10;background:rgba(7,17,31,.78);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-weight:850;letter-spacing:.2px}.mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--cyan),var(--blue));display:grid;place-items:center;color:#04101c;font-weight:900}.links{display:flex;gap:18px;align-items:center}.links a{color:var(--muted);text-decoration:none;font-weight:650}.links a:hover{color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid rgba(90,167,255,.45);background:linear-gradient(135deg,var(--blue),#7a6dff);color:#fff;text-decoration:none;font-weight:800;border-radius:14px;padding:12px 18px;box-shadow:0 14px 35px rgba(90,167,255,.22)}.btn.ghost{background:rgba(255,255,255,.04);box-shadow:none;color:#dcecff}.hero{padding:92px 0 58px}.grid{display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:center}.eyebrow{display:inline-flex;border:1px solid rgba(68,225,210,.35);background:rgba(68,225,210,.08);color:#9bf7ed;border-radius:999px;padding:7px 12px;font-weight:800;font-size:14px}.hero h1{font-size:clamp(42px,6vw,78px);line-height:1.03;margin:22px 0 20px;letter-spacing:-2.2px}.grad{background:linear-gradient(120deg,#fff,var(--cyan),var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}.lead{font-size:20px;color:#c5d5e8;max-width:720px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.panel{background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));border:1px solid var(--line);border-radius:28px;padding:26px;box-shadow:var(--shadow)}.terminal{font-family:"SFMono-Regular",Consolas,monospace;background:#06101d;border-radius:20px;border:1px solid rgba(255,255,255,.1);padding:20px;color:#cfe4ff}.terminal b{color:#77f5e8}.terminal .ok{color:#8cffb4}.section{padding:58px 0}.section h2{font-size:clamp(30px,4vw,48px);line-height:1.12;margin:0 0 12px}.sub{color:var(--muted);font-size:18px;max-width:760px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.card{background:rgba(255,255,255,.055);border:1px solid var(--line);border-radius:22px;padding:22px}.card h3{margin:0 0 8px;font-size:22px}.card p,.card li{color:#b8c9dd}.card ul{padding-left:20px;margin-bottom:0}.steps{counter-reset:s;display:grid;gap:14px;margin-top:24px}.step{display:grid;grid-template-columns:56px 1fr;gap:16px;background:rgba(255,255,255,.045);border:1px solid var(--line);border-radius:20px;padding:18px}.num{width:44px;height:44px;border-radius:14px;background:rgba(90,167,255,.18);display:grid;place-items:center;color:#9fd0ff;font-weight:900}.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.price{background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:24px;padding:24px}.price.featured{border-color:rgba(68,225,210,.5);box-shadow:0 24px 60px rgba(68,225,210,.1)}.money{font-size:34px;font-weight:900;margin:12px 0}.footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted)}.notice{font-size:14px;color:#90a6be}.form{display:grid;gap:12px;margin-top:18px}.input,.textarea,select{width:100%;border:1px solid var(--line);background:rgba(255,255,255,.06);color:#fff;border-radius:14px;padding:13px 14px;font:inherit}.textarea{min-height:120px}.small{font-size:13px;color:#91a8c0}@media(max-width:860px){.grid,.cards,.pricing{grid-template-columns:1fr}.links{display:none}.hero{padding-top:54px}.nav{height:64px}.panel{padding:18px}}


.chat-shell{background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.035));border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);overflow:hidden}.chat-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.04)}.chat-title{display:flex;align-items:center;gap:10px;font-weight:900}.dot{width:10px;height:10px;border-radius:999px;background:#77ffb4;box-shadow:0 0 18px #77ffb4}.chat-body{height:430px;overflow:auto;padding:18px;display:flex;flex-direction:column;gap:12px;background:rgba(4,12,24,.35)}.msg{max-width:86%;padding:12px 14px;border-radius:16px;border:1px solid rgba(255,255,255,.08)}.msg.bot{align-self:flex-start;background:rgba(90,167,255,.12)}.msg.user{align-self:flex-end;background:rgba(68,225,210,.14)}.quick{display:flex;flex-wrap:wrap;gap:8px;padding:12px 18px;border-top:1px solid var(--line)}.chip{border:1px solid rgba(90,167,255,.35);background:rgba(90,167,255,.1);color:#d9ecff;border-radius:999px;padding:8px 11px;cursor:pointer;font:inherit;font-size:13px}.chat-input{display:grid;grid-template-columns:1fr auto;gap:10px;padding:14px 18px;border-top:1px solid var(--line);background:rgba(255,255,255,.03)}.chat-input textarea{min-height:54px;max-height:140px;resize:vertical}.chat-note{padding:0 18px 16px;color:#91a8c0;font-size:13px}.chat-float{position:fixed;right:22px;bottom:22px;z-index:20}.chat-float a{width:62px;height:62px;border-radius:22px;display:grid;place-items:center;background:linear-gradient(135deg,var(--cyan),var(--blue));color:#04101c;text-decoration:none;font-size:28px;box-shadow:0 18px 45px rgba(90,167,255,.35)}@media(max-width:860px){.chat-body{height:420px}.msg{max-width:94%}.chat-input{grid-template-columns:1fr}.chat-float{right:14px;bottom:14px}.chat-float a{width:54px;height:54px;border-radius:18px}}