[data-theme="chiaro"] {
  --bg-body: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-hover: #f1f5f9;
  --bg-header: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
  --bg-footer: #1e293b;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-on-header: #ffffff;
  --text-on-footer: #cbd5e1;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-light: #dbeafe;
  --border: #e2e8f0;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --card-atleta: #10b981;
  --card-genitore: #f59e0b;
  --card-staff: #8b5cf6;
  --card-admin: #3b82f6;
  --card-itadmin: #ef4444;
  --input-bg: #ffffff;
  --input-border: #d1d5db;
  --input-focus: #2563eb;
  --modal-overlay: rgba(0, 0, 0, 0.5);
  --toast-success: #10b981;
  --toast-error: #ef4444;
  --bg-sidebar: #ffffff;
  --btn-success: #22c55e;
  --btn-success-hover: #16a34a;
  --btn-warning: #f59e0b;
  --btn-warning-hover: #d97706;
}

[data-theme="scuro"] {
  --bg-body: #0f172a;
  --bg-surface: #1e293b;
  --bg-surface-hover: #334155;
  --bg-header: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
  --bg-footer: #020617;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-on-header: #e2e8f0;
  --text-on-footer: #94a3b8;
  --accent: #60a5fa;
  --accent-hover: #3b82f6;
  --accent-light: #1e3a5f;
  --border: #334155;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
  --card-atleta: #34d399;
  --card-genitore: #fbbf24;
  --card-staff: #a78bfa;
  --card-admin: #60a5fa;
  --card-itadmin: #f87171;
  --input-bg: #334155;
  --input-border: #475569;
  --input-focus: #60a5fa;
  --modal-overlay: rgba(0, 0, 0, 0.7);
  --toast-success: #34d399;
  --toast-error: #f87171;
  --bg-sidebar: #1e293b;
  --btn-success: #4ade80;
  --btn-success-hover: #22c55e;
  --btn-warning: #fbbf24;
  --btn-warning-hover: #f59e0b;
}