:root{--bg-deep: #05050b;--bg-primary: #0a0a14;--bg-secondary: #10101e;--bg-tertiary: #16162a;--bg-elevated: #1a1a35;--text-primary: #f0f0f5;--text-secondary: #9898b0;--text-tertiary: #606078;--accent-cyan: #00d4ff;--accent-purple: #a855f7;--accent-magenta: #ec4899;--accent-blue: #3b82f6;--gradient-primary: linear-gradient(135deg, #7c3aed 0%, #3b82f6 50%, #00d4ff 100%);--glass-bg: rgba(16, 16, 30, .6);--glass-border: rgba(255, 255, 255, .06);--glass-border-hover: rgba(255, 255, 255, .12);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .4);--glow-purple: 0 0 40px rgba(124, 58, 237, .25), 0 0 80px rgba(124, 58, 237, .1);--glow-cyan: 0 0 40px rgba(0, 212, 255, .25), 0 0 80px rgba(0, 212, 255, .1);--glow-green: 0 0 40px rgba(34, 197, 94, .25), 0 0 80px rgba(34, 197, 94, .1);--header-bg: rgba(10, 10, 20, .78);--border-subtle: rgba(255, 255, 255, .04);--border-mid: rgba(255, 255, 255, .08);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-xl: 28px;--radius-full: 9999px;--gradient-card: linear-gradient(135deg, rgba(124, 58, 237, .08) 0%, rgba(0, 212, 255, .06) 100%);--gradient-free: linear-gradient(135deg, rgba(34, 197, 94, .08) 0%, rgba(0, 212, 255, .06) 100%)}[data-theme=light]{--bg-deep: #f8f8fc;--bg-primary: #ffffff;--bg-secondary: #f5f5fa;--bg-tertiary: #eeeef5;--bg-elevated: #ffffff;--text-primary: #0f0f23;--text-secondary: #555570;--text-tertiary: #9999aa;--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(0, 0, 0, .06);--glass-border-hover: rgba(0, 0, 0, .1);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .06);--glow-purple: 0 0 30px rgba(124, 58, 237, .12), 0 0 60px rgba(124, 58, 237, .05);--glow-cyan: 0 0 30px rgba(0, 180, 220, .12), 0 0 60px rgba(0, 180, 220, .05);--glow-green: 0 0 30px rgba(34, 197, 94, .12), 0 0 60px rgba(34, 197, 94, .05);--header-bg: rgba(255, 255, 255, .78);--border-subtle: rgba(0, 0, 0, .04);--border-mid: rgba(0, 0, 0, .08);--gradient-card: linear-gradient(135deg, rgba(124, 58, 237, .03) 0%, rgba(0, 180, 220, .02) 100%);--gradient-free: linear-gradient(135deg, rgba(34, 197, 94, .04) 0%, rgba(0, 180, 220, .02) 100%)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,SF Pro Text,PingFang SC,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.65;color:var(--text-primary);background:var(--bg-deep);transition:background .4s,color .4s;overflow-x:hidden}a{color:inherit;text-decoration:none}ul{list-style:none}button{font-family:inherit;cursor:pointer}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse 80% 80% at 50% 0%,black 20%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse 80% 80% at 50% 0%,black 20%,transparent 70%)}[data-theme=light] body:before{background-image:linear-gradient(rgba(0,0,0,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.03) 1px,transparent 1px)}.container{max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1}.section{padding:120px 0;position:relative}.section-header{text-align:center;margin-bottom:80px}.section-label{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:16px;display:inline-block}.section-title{font-size:44px;font-weight:800;line-height:1.1;letter-spacing:-.025em;margin-bottom:20px}.section-desc{font-size:19px;line-height:1.6;color:var(--text-secondary);max-width:600px}code,pre{font-family:JetBrains Mono,Cascadia Code,Fira Code,monospace}@media (max-width: 768px){.container{padding:0 20px}.section{padding:80px 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