:root {
  /* === Background Palette — Slightly lighter, more vibrant === */
  --bg-primary: #0f1629;
  --bg-secondary: #1a2540;
  --bg-card: #1e2d4a;
  --bg-card-hover: #253557;
  --bg-input: #131e35;
  --bg-hover: rgba(99, 102, 241, 0.08);
  --bg-selected: rgba(99, 102, 241, 0.14);
  --folder-bg: #16223f;

  /* === Accent — Vivid indigo/purple === */
  --primary: #6366f1;
  --primary-hover: #4f52d4;
  --accent: #6366f1;
  --accent-hover: #4f52d4;
  --accent-dim: #312e81;

  /* === Text — Crisper whites, higher contrast === */
  --text-primary: #f0f4ff;
  --text-secondary: #a5b4d4;
  --text-muted: #8a9bbd;

  /* === Status colors — More vibrant === */
  --success: #34d399;
  --success-dim: #064e3b;
  --danger: #f87171;
  --danger-dim: #7f1d1d;
  --warning: #fbbf24;
  --warning-dim: #78350f;

  /* === Borders — More visible === */
  --border: #334b7c;
  --border-light: #46629c;
  --border-strong: #526cb0;

  /* === Utility === */
  --radius: 8px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --shadow: 0 6px 32px rgba(0, 0, 20, 0.55);
  --shadow-sm: 0 2px 10px rgba(0, 0, 20, 0.4);
  --sidebar-width: 220px;
  --transition: 0.2s ease;
}