:root{--bg-primary: #080b12;--bg-secondary: #0d111b;--bg-card: #111722;--text-primary: #ffffff;--text-secondary: #a7afc0;--text-muted: #737c8f;--accent: #9b6cff;--accent-hover: #b18cff;--border-color: rgba(255, 255, 255, .1);--navbar-bg: rgba(8, 11, 18, .82);--shadow: 0 20px 60px rgba(0, 0, 0, .35);--transition: .3s ease}:root[data-theme=light]{--bg-primary: #f7f8fc;--bg-secondary: #ffffff;--bg-card: #ffffff;--text-primary: #171923;--text-secondary: #4f5565;--text-muted: #73798a;--accent: #7444e8;--accent-hover: #6232d0;--border-color: rgba(0, 0, 0, .1);--navbar-bg: rgba(255, 255, 255, .85);--shadow: 0 20px 60px rgba(0, 0, 0, .08)}body{margin:0;background:var(--bg-primary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;transition:background-color var(--transition),color var(--transition)}*{box-sizing:border-box}:root{--bg-primary: #0a0a0a;--bg-secondary: #111111;--text-primary: #ffffff;--text-secondary: #a0a0a0;--text-muted: #666666;--border-color: rgba(255, 255, 255, .1);--border-hover: rgba(255, 255, 255, .3);--max-width: 1200px;--section-padding: 120px;--transition-fast: .2s ease;--transition-normal: .3s ease}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg-primary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}section{scroll-margin-top:80px}::selection{background:#fff;color:#000}@media(max-width:768px){:root{--section-padding: 90px}}.section{padding:var(--section-padding) 24px}.section-container{max-width:var(--max-width);margin:0 auto}.section-header{display:flex;align-items:center;gap:18px;margin-bottom:70px}.section-number{font-family:monospace;font-size:13px;color:var(--text-muted);letter-spacing:1px}.section-header h2{margin:0;font-size:clamp(32px,5vw,48px);font-weight:600;letter-spacing:-2px}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}