:root{--bg-primary: #000;--bg-secondary: #1a202c;--bg-tertiary: #2d3748;--text-primary: #fff;--text-secondary: #a0aec0;--accent: #4299e1;--accent-hover: #3182ce;--success: #48bb78;--warning: #f6e05e}*{box-sizing:border-box}body{margin:0;padding:0;background-color:var(--bg-primary);color:var(--text-primary);font-family:system-ui,-apple-system,sans-serif;overflow-x:hidden;line-height:1.5}h1,h2,h3,h4,h5,h6{margin-top:0;color:var(--text-primary)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}input,select,textarea,button{font-family:inherit;font-size:1rem}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}