:root{--bg: #ffffff;--text: #111111;--muted: #666666;--primary: #000000;--contrast: #ffffff;--header-bg: rgba(255, 255, 255, .95);--overlay: rgba(0, 0, 0, .5);--card-bg: #ffffff;--hover-bg: rgba(0,0,0,.04)}body.dark-theme{--bg: #0b0b0d;--text: #e6e6e6;--muted: #bcbcbc;--primary: #ffffff;--contrast: #0b0b0d;--header-bg: rgba(10, 10, 10, .85);--overlay: rgba(0, 0, 0, .6);--card-bg: #0f0f12;--hover-bg: rgba(255,255,255,.03)}html{scroll-behavior:smooth}body{margin:0;padding:0;font-family:Helvetica Neue,Arial,sans-serif;overflow-x:hidden;background-color:var(--bg);color:var(--text);transition:background-color .2s ease,color .2s ease}@media (max-width: 768px){body{padding-top:70px}.section{scroll-margin-top:70px;padding:100px 20px 20px}.home-section{padding-top:70px}}