:root {
    --bg-dark-base: #030305;
    --bg-sidebar: #060608;
    --bg-card: #080a0f;
    --border-accent: #0f1c3f;
    --border-card: #151821;
    --accent-blue: #1d4ed8;
    --accent-blue-bright: #2563eb;
    --accent-green: #10b981;
    --accent-green-dark: #065f46;
    --accent-red: #991b1b;
    --accent-red-bright: #ef4444;
    --text-primary: #e2e8f0;
    --text-muted: #64748b;
    --font-stack: 'Inter', sans-serif;
}
.light-theme {
    --bg-dark-base: #f1f5f9; --bg-sidebar: #ffffff; --bg-card: #ffffff;
    --border-accent: #cbd5e1; --border-card: #e2e8f0;
    --text-primary: #1e293b; --text-muted: #94a3b8;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    background-color: var(--bg-dark-base); color: var(--text-primary);
    font-family: var(--font-stack); font-size: 13px; height: 100vh; overflow: hidden; user-select: none;
}
.app-container { display: flex; width: 100%; height: 100vh; }
.main-content { flex: 1; padding: 20px; display: flex; flex-direction: column; gap: 18px; overflow-y: auto; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark-base); }
::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-blue); }