:root{--primary-color: #0055cc;--primary-hover: #0044a3;--secondary-color: #fca311;--bg-main: #f0f4f8;--bg-card: #ffffff;--bg-sidebar: #ffffff;--border-color: #e2e8f0;--text-main: #1e293b;--text-muted: #64748b;--text-inverse: #ffffff;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--glass-bg: rgba(255, 255, 255, .85);--glass-border: rgba(255, 255, 255, .5);--radius-sm: 6px;--radius-md: 12px;--radius-lg: 20px;--transition-speed: .3s}[data-theme=dark]{--primary-color: #3b82f6;--primary-hover: #2563eb;--bg-main: #0f172a;--bg-card: #1e293b;--bg-sidebar: #1e293b;--border-color: #334155;--text-main: #f1f5f9;--text-muted: #94a3b8;--text-inverse: #1e293b;--glass-bg: rgba(30, 41, 59, .85);--glass-border: rgba(255, 255, 255, .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-main);color:var(--text-main);transition:background-color var(--transition-speed),color var(--transition-speed)}a{text-decoration:none;color:inherit}h1,h2,h3,h4,h5,h6{font-weight:700;letter-spacing:-.025em;color:var(--text-main)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1.2rem;border-radius:var(--radius-sm);font-weight:500;cursor:pointer;transition:all .2s ease;border:none;font-size:.9rem}.btn-primary{background:var(--primary-color);color:var(--text-inverse);box-shadow:0 4px 6px #05c3}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}.card{background:var(--bg-card);border-radius:var(--radius-md);padding:1.5rem;border:1px solid var(--border-color);box-shadow:var(--shadow-sm);transition:background-color var(--transition-speed),border-color var(--transition-speed)}.input-field{width:100%;padding:.75rem 1rem;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-main);color:var(--text-main);transition:all .2s}.input-field:focus{outline:none;border-color:var(--primary-color);background:var(--bg-card)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}