/* ===== Light Theme Override ===== */
[data-theme="light"] {
  --bg: #f5f5f7;
  --bg-surface: rgba(255,255,255,.92);
  --bg-card: rgba(255,255,255,.85);
  --bg-hover: rgba(0,0,0,.04);
  --bg-input: rgba(240,240,245,.9);
  --border: rgba(0,0,0,.08);
  --border-hover: rgba(0,0,0,.15);
  --text: #3a3a3c;
  --text-dim: #8e8e93;
  --text-bright: #1c1c1e;
  --accent: #6366f1;
  --accent2: #4f46e5;
  --accent-glow: rgba(99,102,241,.18);
  --shadow: 0 4px 24px rgba(0,0,0,.08);
}
[data-theme="light"] .login-bg-orbs .orb { opacity: .15; }
[data-theme="light"] .chart-panel canvas,
[data-theme="light"] .sparkline { filter: none; }
[data-theme="light"] ::-webkit-scrollbar-thumb { background: rgba(0,0,0,.12); }
[data-theme="light"] ::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,.22); }