:root{--primary: #2563eb;--primary-dark: #1d4ed8;--primary-light: #3b82f6;--secondary: #10b981;--danger: #ef4444;--warning: #f59e0b;--info: #06b6d4;--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-card: #ffffff;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--border: #e2e8f0;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1), 0 4px 6px rgba(0, 0, 0, .05);--radius: 8px;--radius-lg: 12px;--radius-xl: 16px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius);font-weight:500;font-size:14px;cursor:pointer;border:none;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border)}.btn-danger{background:var(--danger);color:#fff}.card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:600}.badge-success{background:#d1fae5;color:#065f46}.badge-danger{background:#fee2e2;color:#991b1b}.badge-warning{background:#fef3c7;color:#92400e}.badge-info{background:#e0f2fe;color:#075985}