/* variables.css - CSS 變數、色彩系統 */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#0ea5e9;--primary-dark:#0284c7;--primary-light:#e0f2fe;
  --success:#10b981;--success-light:#d1fae5;
  --danger:#ef4444;--danger-light:#fee2e2;
  --warning:#f59e0b;--warning-light:#fef3c7;
  --gray-50:#f8fafc;--gray-100:#f1f5f9;--gray-200:#e2e8f0;--gray-300:#cbd5e1;
  --gray-400:#94a3b8;--gray-500:#64748b;--gray-600:#475569;--gray-700:#334155;
  --gray-800:#1e293b;--gray-900:#0f172a;
  --radius:12px;--radius-sm:8px;--radius-lg:16px;
  --shadow:0 1px 3px rgba(0,0,0,.1),0 1px 2px rgba(0,0,0,.06);
  --shadow-md:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -2px rgba(0,0,0,.1);
  --shadow-lg:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -4px rgba(0,0,0,.1);
}
body{font-family:'Noto Sans TC',system-ui,-apple-system,sans-serif;font-size:16px;background:var(--gray-50);color:var(--gray-800);line-height:1.6;min-height:100vh}

/* Scrollbar */
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--gray-400)}