:root{--ink: #0b1120;--ink-2: #1e293b;--muted: #64748b;--line: #e2e8f0;--bg: #ffffff;--bg-alt: #f8fafc;--bg-soft: #f1f5f9;--accent: #6366f1;--accent-2: #06b6d4;--grad: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Roboto, Helvetica, Arial, sans-serif;--maxw: 1200px;--radius: 16px;--radius-sm: 10px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 4px 16px rgba(15, 23, 42, .05);--shadow-md: 0 8px 30px rgba(15, 23, 42, .08);--shadow-lg: 0 24px 60px rgba(15, 23, 42, .14);--ease: cubic-bezier(.22, 1, .36, 1)}*,*:before,*:after{box-sizing:border-box}*{margin:0}html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}a{color:inherit;text-decoration:none}img,svg{display:block;max-width:100%}ul{list-style:none;padding:0}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.kicker{display:inline-block;font-size:.78rem;letter-spacing:.18em;font-weight:600;color:var(--accent);text-transform:uppercase;margin-bottom:14px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;font-size:.95rem;font-weight:600;cursor:pointer;border:1px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease);white-space:nowrap}.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px #6366f152}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px #6366f16b}.btn-ghost{background:transparent;color:#fff;border-color:#ffffff59}.btn-ghost:hover{background:#ffffff1a;border-color:#fff9;transform:translateY(-2px)}.nav{position:fixed;inset:0 0 auto;z-index:100;transition:background .3s var(--ease),box-shadow .3s var(--ease),backdrop-filter .3s var(--ease)}.nav.scrolled{background:#ffffffd1;backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);box-shadow:0 1px #0f172a0f,0 6px 24px #0f172a0f}.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}.brand{display:inline-flex;align-items:center;gap:12px}.brand-mark{display:grid;place-items:center;filter:drop-shadow(0 4px 10px 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20px;font-size:.9rem}.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}.nav-toggle span{width:24px;height:2px;background:currentColor;border-radius:2px;transition:transform .3s var(--ease),opacity .3s var(--ease)}.nav:not(.scrolled) .nav-toggle{color:#fff}.nav.scrolled .nav-toggle{color:var(--ink)}.hero{position:relative;background:radial-gradient(120% 90% at 50% -10%,#131a31,#0a0e1a 55%,#070a14);color:#fff;padding:180px 0 120px;overflow:hidden;isolation:isolate}.hero-bg{position:absolute;inset:0;z-index:-1}.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55}.blob-1{width:520px;height:520px;background:#6366f1;top:-160px;left:-120px;animation:float1 16s var(--ease) infinite alternate}.blob-2{width:480px;height:480px;background:#06b6d4;top:-80px;right:-140px;animation:float2 18s var(--ease) infinite alternate}.grid-overlay{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(80% 60% at 50% 30%,#000 30%,transparent 80%);-webkit-mask-image:radial-gradient(80% 60% at 50% 30%,#000 30%,transparent 80%)}@keyframes float1{to{transform:translate(60px,40px) scale(1.1)}}@keyframes float2{to{transform:translate(-50px,30px) scale(1.08)}}.hero-inner{text-align:center;display:flex;flex-direction:column;align-items:center}.eyebrow{display:inline-flex;align-items:center;padding:7px 16px;border-radius:999px;font-size:.82rem;font-weight:500;letter-spacing:.04em;background:#ffffff14;border:1px solid rgba(255,255,255,.16);color:#ffffffe6;margin-bottom:28px}.hero-title{font-size:clamp(2.4rem,6vw,4.4rem);font-weight:800;line-height:1.12;letter-spacing:-.01em;margin-bottom:26px}.hero-sub{max-width:680px;font-size:clamp(1rem,1.4vw,1.18rem);color:#ffffffc7;margin-bottom:40px}.hero-actions{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-bottom:56px}.hero-tags{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;max-width:760px}.hero-tags span{font-size:.85rem;color:#ffffffa8;padding:6px 14px;border-radius:999px;background:#ffffff0d;border:1px solid rgba(255,255,255,.08)}.stats{background:var(--bg);margin-top:-56px;position:relative;z-index:2}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:38px 24px;border:1px solid var(--line)}.stat{text-align:center;position:relative}.stat:not(:last-child):after{content:"";position:absolute;right:-10px;top:50%;transform:translateY(-50%);width:1px;height:56px;background:var(--line)}.stat strong{display:block;font-size:clamp(2rem,3.5vw,2.8rem);font-weight:800;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.stat .plus{font-size:.6em}.stat span{display:block;margin-top:10px;font-weight:600;color:var(--ink-2)}.stat small{display:block;font-size:.8rem;color:var(--muted);margin-top:2px}.section{padding:110px 0}.section-alt{background:var(--bg-alt)}.section-head{text-align:center;max-width:720px;margin:0 auto 64px}.section-head h2{font-size:clamp(1.9rem,3.5vw,2.6rem);font-weight:800;letter-spacing:-.01em;margin-bottom:16px}.section-head 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var(--ease)}.feature:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.feature-num{font-size:.82rem;font-weight:700;letter-spacing:.1em;color:var(--accent);margin-bottom:18px;display:inline-block;padding:4px 10px;border-radius:999px;background:#6366f11a}.feature h4{font-size:1.2rem;font-weight:700;margin-bottom:10px}.feature p{color:var(--muted);font-size:.96rem}.process{position:relative;padding:24px 0 0}.process-line{position:absolute;left:0;right:0;top:38px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2));opacity:.25}.process-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}.step{text-align:center;position:relative;padding-top:56px}.step>span{position:absolute;top:0;left:50%;transform:translate(-50%);width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:#fff;border:2px solid var(--accent);color:var(--accent);font-weight:700;font-size:.9rem;box-shadow:0 4px 12px #6366f12e}.step 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svg{width:22px;height:22px}.contact-item span:last-child{display:flex;flex-direction:column;line-height:1.3}.contact-item small{font-size:.78rem;color:#ffffffc7}.contact-item strong{font-size:1.05rem;font-weight:600}.footer{background:var(--ink);color:#ffffffb3;padding:56px 0 28px}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.1)}.footer-brand .brand-text strong{color:#fff;font-size:1.05rem}.footer-brand .brand-text small{color:#ffffff80}.footer-links{display:flex;gap:28px;flex-wrap:wrap}.footer-links a{font-size:.92rem;transition:color .2s var(--ease)}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:24px;font-size:.84rem;color:#ffffff80;flex-wrap:wrap}[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease);will-change:opacity,transform}[data-reveal].in{opacity:1;transform:none}@media(max-width:960px){.features,.cards{grid-template-columns:repeat(2,1fr)}.process-steps{grid-template-columns:repeat(2,1fr);gap:32px 16px}.process-line{display:none}.about-grid{grid-template-columns:1fr;gap:40px}.cta-card{grid-template-columns:1fr;padding:40px 32px;gap:32px}.stats-grid{grid-template-columns:repeat(2,1fr);gap:32px 20px}.stat:nth-child(2):after{display:none}}@media(max-width:720px){.nav-links{position:fixed;inset:72px 0 auto;flex-direction:column;align-items:stretch;gap:0;background:#fffffff7;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);padding:12px 24px 24px;box-shadow:0 20px 40px #0f172a1f;transform:translateY(-12px);opacity:0;pointer-events:none;transition:transform .3s var(--ease),opacity .3s var(--ease)}.nav-links.open{transform:none;opacity:1;pointer-events:auto}.nav-links>a{color:var(--ink)!important;padding:14px 4px;border-bottom:1px solid 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