:root{--bg-dark: #0a0a0a;--bg-card: #141414;--text-main: #ffffff;--text-muted: #a1a1aa;--accent-primary: #3b82f6;--accent-secondary: #60a5fa;--border-color: #262626;--glass-bg: rgba(20, 20, 20, .6);--glass-border: rgba(255, 255, 255, .05);--font-heading: "Poppins", sans-serif;--font-body: "Open Sans", sans-serif}:root.light-mode{--bg-dark: #f8fafc;--bg-card: #ffffff;--text-main: #0f172a;--text-muted: #475569;--accent-primary: #2563eb;--accent-secondary: #3b82f6;--border-color: #e2e8f0;--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(0, 0, 0, .05)}:root.light-mode body{background-image:linear-gradient(rgba(0,0,0,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.03) 1px,transparent 1px)}html{scroll-behavior:smooth}body{margin:0;padding:0;background-color:var(--bg-dark);background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:40px 40px;background-position:center center;color:var(--text-main);font-family:var(--font-body);line-height:1.7;-webkit-font-smoothing:antialiased;position:relative}body:before{content:"";position:fixed;top:0;left:0;width:100vw;height:100vh;background:radial-gradient(circle at 50% 0%,rgba(59,130,246,.15) 0%,transparent 60%);z-index:-1;pointer-events:none}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);margin-top:0;color:var(--text-main);font-weight:600}a{color:var(--accent-primary);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-secondary)}.container{width:90%;max-width:1100px;margin:0 auto}section{padding:100px 0;border-bottom:1px solid var(--border-color)}.section-title{font-size:2.5rem;margin-bottom:3.5rem;font-weight:700;color:var(--text-main);display:flex;align-items:center;gap:1rem}.section-title:before{content:"";display:block;width:40px;height:3px;background-color:var(--accent-primary)}