:root{--bg: #070b14;--bg-alt: #0b1220;--panel: #101a2e;--border: rgba(120, 160, 255, .14);--text: #e8eefc;--text-dim: #9aa8c4;--cyan: #22d3ee;--blue: #3b82f6;--grad: linear-gradient(120deg, #22d3ee, #3b82f6)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:Segoe UI,PingFang SC,Microsoft YaHei,Hiragino Sans GB,system-ui,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.header{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s,box-shadow .3s}.header.scrolled{background:#070b14d9;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}.header-inner{max-width:1200px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}.logo{display:flex;align-items:center;gap:10px}.logo-mark{width:36px;height:36px}.logo-text{font-size:19px;font-weight:700;letter-spacing:1px;display:flex;flex-direction:column;line-height:1.1}.logo-text small{font-size:10px;font-weight:500;letter-spacing:3px;color:var(--text-dim)}.nav{display:flex;gap:28px}.nav a{font-size:15px;color:var(--text-dim);transition:color .2s;position:relative}.nav a:hover{color:var(--text)}.nav a:after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;background:var(--grad);transition:width .25s}.nav a:hover:after{width:100%}.header-right{display:flex;align-items:center;gap:14px}.lang-switch{display:flex;align-items:center;gap:6px;font-size:13px}.lang-switch button{background:none;border:none;color:var(--text-dim);cursor:pointer;padding:2px 6px;font-size:13px;border-radius:4px;transition:all .2s}.lang-switch button.active{color:var(--cyan);font-weight:700}.lang-switch .divider{color:var(--border)}.menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}.menu-btn span{width:22px;height:2px;background:var(--text);transition:all .3s;border-radius:2px}.menu-btn span.open:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-btn span.open:nth-child(2){opacity:0}.menu-btn span.open:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.hero-bg .grid{position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(80,130,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(80,130,255,.06) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%);mask-image:radial-gradient(ellipse at 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rotate(0)}to{transform:rotateX(55deg) rotate(360deg)}}.hero-inner{position:relative;max-width:1200px;margin:0 auto;padding:140px 24px 80px;width:100%}.badge{display:inline-block;padding:6px 16px;border:1px solid var(--border);border-radius:999px;font-size:13px;color:var(--cyan);background:#22d3ee0f;letter-spacing:1px;margin-bottom:24px}.hero-title{font-size:clamp(34px,6vw,62px);font-weight:800;line-height:1.2;letter-spacing:1px}.gradient{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-desc{max-width:620px;margin-top:22px;font-size:17px;color:var(--text-dim)}.hero-cta{margin-top:34px;display:flex;gap:16px;flex-wrap:wrap}.btn{display:inline-block;padding:12px 30px;border-radius:8px;font-size:15px;font-weight:600;transition:all .25s;cursor:pointer}.btn-primary{background:var(--grad);color:#04101f;box-shadow:0 6px 24px #22d3ee4d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 32px #22d3ee73}.btn-ghost{border:1px solid var(--border);color:var(--text)}.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}.hero-stats{margin-top:56px;display:flex;gap:56px;flex-wrap:wrap}.stat-value{font-size:30px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.stat-label{font-size:13px;color:var(--text-dim);margin-top:2px}.section{padding:96px 24px}.section-alt{background:var(--bg-alt)}.section-inner{max-width:1200px;margin:0 auto}.section-head{text-align:center;margin-bottom:56px}.section-title{font-size:clamp(26px,4vw,38px);font-weight:800}.section-subtitle{margin-top:12px;color:var(--text-dim);font-size:16px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:32px 28px;transition:all 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auto;text-align:center}.footer-slogan{color:var(--text-dim);font-size:14px}.footer-meta{margin-top:16px;display:flex;justify-content:center;align-items:center;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--text-dim)}.icp:hover{color:var(--cyan)}@media(max-width:900px){.wireframe{right:-20%;opacity:.4}.nav{position:fixed;top:64px;left:16px;right:16px;flex-direction:column;gap:0;background:#0a101efa;border:1px solid var(--border);border-radius:12px;padding:8px 0;opacity:0;pointer-events:none;transform:translateY(-8px);transition:all .25s}.nav.open{opacity:1;pointer-events:auto;transform:translateY(0)}.nav a{padding:12px 24px}.menu-btn{display:flex}}@media(max-width:560px){.hero-stats{gap:32px}}