:root{--color-bg: #0f0f13;--color-surface: #1a1a24;--color-surface-hover: #24243a;--color-primary: #6366f1;--color-primary-hover: #818cf8;--color-text: #e2e8f0;--color-text-muted: #94a3b8;--color-border: #2d2d44;--color-danger: #ef4444;--color-success: #22c55e;--color-speaking: #6366f1;--radius: 12px;--radius-sm: 8px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--color-bg);color:var(--color-text);min-height:100vh}button{cursor:pointer;border:none;font-family:inherit}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-hover)}