:root{--bg-primary: #0a0a0a;--bg-secondary: #141414;--bg-tertiary: #1a1a1a;--text-primary: #e0e0e0;--text-secondary: #888888;--text-muted: #555555;--accent-green: #00c853;--accent-green-dim: rgba(0, 200, 83, .3);--accent-red: #ff1744;--accent-red-dim: rgba(255, 23, 68, .3);--border-color: #2a2a2a;--volume-1: #ffeb3b;--volume-2: #9c27b0;--header-height: 48px}*{scrollbar-width:thin;scrollbar-color:var(--bg-tertiary) var(--bg-secondary)}*::-webkit-scrollbar{width:8px;height:8px}*::-webkit-scrollbar-track{background:var(--bg-secondary)}*::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}*::-webkit-scrollbar-thumb:hover{background:#333}button{background:none;border:none;cursor:pointer;color:inherit;font:inherit}input,select{background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);padding:8px 12px;border-radius:4px;font:inherit}input:focus,select:focus{outline:none;border-color:var(--accent-green)}