/* ── Reset & Base ── */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    :root {
      --bg: #0d0f14;
      --surface: #13161e;
      --card: #1a1e2a;
      --border: #252934;
      --primary: #6366f1;
      --primary-h: #4f52d4;
      --success: #22c55e;
      --warn: #f59e0b;
      --danger: #ef4444;
      --muted: #4b5263;
      --text: #e2e8f0;
      --text-dim: #8892a4;
      --radius: 12px;
      --shadow: 0 4px 24px rgba(0, 0, 0, .4);
    }

    body {
      font-family: 'Inter', sans-serif;
      background: var(--bg);
      color: var(--text);
      min-height: 100vh;
      overflow-x: hidden;
    }