:root{--color-bg:#fff;--color-bg-secondary:#f7f7f9;--color-bg-elevated:#fff;--color-blue:#4f6eff;--color-violet:#7c5cff;--color-cyan:#00b8d9;--gradient-brand:linear-gradient(135deg, var(--color-blue) 0%, var(--color-violet) 55%, var(--color-cyan) 100%);--gradient-brand-soft:linear-gradient(135deg, #4f6eff1a, #7c5cff1a);--color-text:#0a0a0a;--color-text-secondary:#0a0a0a9e;--color-text-muted:#0a0a0a6b;--glass-bg:#0a0a0a06;--glass-bg-hover:#0a0a0a0b;--glass-border:#0a0a0a17;--divider:#0a0a0a14;--shadow-card:0 12px 32px -18px #0a0a0a2e;--shadow-glow:0 0 40px #4f6eff29;--radius-sm:10px;--radius-md:16px;--radius-lg:24px;--radius-pill:999px;--container-width:1200px;--header-height:76px;--ease:cubic-bezier(.22, 1, .36, 1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--color-bg);min-width:320px;color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-image:radial-gradient(50% 40% at 15% 0,#4f6eff24,#0000 70%),radial-gradient(45% 35% at 85% 5%,#00b8d91f,#0000 70%),radial-gradient(40% 30% at 50% 25%,#7c5cff14,#0000 70%);background-repeat:no-repeat;margin:0;font-family:Public Sans,Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}h1,h2,h3,h4,p{margin:0}a{color:inherit;text-decoration:none}button{font-family:inherit}img{max-width:100%;display:block}.container{width:100%;max-width:var(--container-width);margin:0 auto;padding:0 24px}.section{padding:96px 0}@media (width<=768px){.section{padding:64px 0}}.eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--color-blue);margin-bottom:12px;font-size:13px;font-weight:600;display:inline-block}.section-head{text-align:center;max-width:640px;margin:0 auto 56px}.section-title{letter-spacing:-.01em;font-size:clamp(26px,3.4vw,38px);font-weight:700;line-height:1.25}.section-subtitle{color:var(--color-text-secondary);margin-top:14px;font-size:16px;line-height:1.6}.glass-card{background:var(--color-bg-elevated);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease)}.glass-card:hover{border-color:#0a0a0a29;transform:translateY(-4px);box-shadow:0 20px 40px -18px #0a0a0a38}.btn{border-radius:var(--radius-pill);cursor:pointer;transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:13px 28px;font-size:15px;font-weight:600;display:inline-flex}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--gradient-brand);color:#fff;box-shadow:0 8px 24px -8px #4f6eff66}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px -8px #7c5cff80}.btn-secondary{color:var(--color-text);border-color:var(--glass-border);background:#0a0a0a0a}.btn-secondary:hover{background:#0a0a0a12;border-color:#0a0a0a2e;transform:translateY(-2px)}.btn-ghost{color:var(--color-text-secondary);background:0 0}.btn-ghost:hover{color:var(--color-text)}.btn-block{width:100%}.fade-in{opacity:0;transition:opacity .7s var(--ease), transform .7s var(--ease);transform:translateY(24px)}.fade-in.is-visible{opacity:1;transform:translateY(0)}.grid{gap:24px;display:grid}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media (width<=1024px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}@media (width<=640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.text-gradient{background:var(--gradient-brand);color:#0000;-webkit-background-clip:text;background-clip:text}.pill{border-radius:var(--radius-pill);border:1px solid var(--glass-border);color:var(--color-text-secondary);background:#0a0a0a09;align-items:center;gap:8px;padding:7px 14px;font-size:13px;font-weight:500;display:inline-flex}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}