:root{--primary-color:#ff6b6b;--primary-hover:#ff5252;--primary-light:#ffebee;--text-primary:#fff;--text-secondary:#ccc;--text-light:#999;--background:#1a1a1a;--background-alt:#2d2d2d;--border-color:#404040}@media (prefers-color-scheme:dark){:root{--text-primary:#fff;--text-secondary:#ccc;--text-light:#999;--background:#1a1a1a;--background-alt:#2d2d2d;--border-color:#404040}}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%);height:100%}body{color:var(--text-primary);background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%);height:100%;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;overflow-x:hidden}main{background:0 0;min-height:100vh;margin:0;padding:0}.container{max-width:1200px;margin:0 auto;padding:0 20px}h1{font-size:clamp(2.5rem,5vw,4rem);font-weight:700;line-height:1.2}h2{font-size:clamp(2rem,4vw,3rem);font-weight:600;line-height:1.3}h3{font-size:clamp(1.5rem,3vw,2rem);font-weight:500;line-height:1.4}p{font-size:clamp(1rem,2vw,1.2rem);line-height:1.6}