/* ================================================================
   Theme: Classic Light — Clean professional light theme
   ================================================================ */
:root[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: rgba(255, 255, 255, 0.95);
  --bg-card: rgba(255, 255, 255, 0.98);
  --bg-input: rgba(241, 245, 249, 0.9);
  --bg-hover: rgba(0, 0, 0, 0.03);
  --bg-sidebar: #f1f5f9;
  --text-primary: #0f172a;
  --text-input: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-link: #4f46e5;
  --text-link-hover: #3730a3;
  --border-color: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.15);
  --border-focus: rgba(79, 70, 229, 0.5);
  --accent-primary: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  --accent-danger: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  --accent-success: #16a34a;
  --accent-warning: #d97706;
  --accent-info: #2563eb;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.9);
  --glass-border: rgba(0, 0, 0, 0.08);
  --glass-highlight: rgba(0, 0, 0, 0.02);
  --brand-gradient: linear-gradient(135deg, #6366f1, #8b5cf6, #ec4899);
  --sidebar-active-bg: rgba(99, 102, 241, 0.08);
  --sidebar-active-border: #6366f1;
  --accent-purple: #7c3aed;
}