:root{--bg-deep: #070d1a;--bg-card: rgba(15, 23, 42, .72);--bg-card-hover: rgba(22, 32, 56, .88);--border-subtle: rgba(148, 163, 184, .12);--border-glow: rgba(30, 94, 255, .35);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-blue: #1e5eff;--accent-cyan: #38bdf8;--accent-orange: #ff6a00;--gradient-hero: linear-gradient(135deg, #1e5eff 0%, #0ea5e9 52%, #ff6a00 100%);--gradient-text: linear-gradient(90deg, #7dd3fc, #4d7fff, #ffb366);--font-sans: "Inter", "Noto Sans SC", system-ui, -apple-system, sans-serif;--header-h: 80px;--section-py: clamp(88px, 10vw, 160px);--page-pad: clamp(20px, 3vw, 48px);--container: min(1280px, calc(100vw - var(--page-pad) * 2));--container-hero: var(--container);--radius-lg: 20px;--radius-xl: 28px;--shadow-glow: 0 0 80px rgba(30, 94, 255, .18)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-deep);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}img{max-width:100%;display:block}.container{width:var(--container);max-width:100%;margin-inline:auto;padding-inline:0}.container-hero{width:var(--container-hero);max-width:100%;margin-inline:auto}.section-label{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-cyan);margin-bottom:16px}.section-label:before{content:"";width:24px;height:2px;background:var(--gradient-hero);border-radius:2px}.section-title{font-size:clamp(32px,3.5vw,44px);font-weight:800;line-height:1.12;letter-spacing:-.03em;margin-bottom:20px}.section-desc{font-size:clamp(17px,1.8vw,20px);color:var(--text-secondary);max-width:820px;line-height:1.8}.section-head .section-desc{max-width:900px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;font-size:15px;font-weight:600;border-radius:12px;transition:transform .2s,box-shadow .2s,background .2s}.btn:active{transform:scale(.98)}.btn-primary{background:var(--gradient-hero);color:#fff;box-shadow:0 8px 32px #1e5eff59}.btn-primary:hover{box-shadow:0 12px 40px #ff6a0047,0 8px 24px #1e5eff4d;transform:translateY(-1px)}.btn-ghost{background:#ffffff0f;border:1px solid var(--border-subtle);color:var(--text-primary)}.btn-ghost:hover{background:#ffffff1a;border-color:#94a3b84d}.btn-lg{padding:16px 36px;font-size:16px;border-radius:14px}.reveal{opacity:0;transform:translateY(32px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}.reveal.is-visible{opacity:1;transform:translateY(0)}.reveal-delay-1{transition-delay:.1s}.reveal-delay-2{transition-delay:.2s}.reveal-delay-3{transition-delay:.3s}.reveal-delay-4{transition-delay:.4s}.mesh-bg{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(30,94,255,.2),transparent),radial-gradient(ellipse 55% 35% at 100% 10%,rgba(255,106,0,.08),transparent),radial-gradient(ellipse 50% 30% at 0% 100%,rgba(14,165,233,.1),transparent),var(--bg-deep)}.grid-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background-image:linear-gradient(rgba(148,163,184,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.03) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,black,transparent);mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,black,transparent)}@media (min-width: 1600px){.btn-lg{padding:18px 40px;font-size:17px}}