/* Variabili tema: colori professionali e ombre */
:root {
  --bg-page: #f0f2f5;
  --bg-card: #ffffff;
  --text-primary: #1a1d21;
  --text-secondary: #5c6370;
  --border: #e1e4e8;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --success: #059669;
  --warning: #d97706;
  --radius: 8px;
  --radius-lg: 12px;
  --header-bg: #1e293b;
  --header-text: #f8fafc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-page);
}

.hidden {
  display: none !important;
}

.badge {
  display: inline-block;
  padding: 0.15em 0.5em;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 4px;
  background: var(--primary);
  color: #fff;
  margin-left: 0.25rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Login */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
}

.login-card h1 {
  margin: 0 0 0.25rem;
  font-size: 1.5rem;
  color: var(--text-primary);
}

.login-subtitle {
  margin: 0 0 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.login-form .form-group {
  margin-bottom: 1rem;
}

.login-form label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 500;
  color: var(--text-primary);
}

.login-form input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
}

.login-form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-error {
  margin-top: 0.75rem;
  color: var(--danger);
  font-size: 0.9rem;
}

/* Bottoni */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
}

.btn-outline {
  background: transparent;
  color: var(--header-text);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover:not(:disabled) {
  background: var(--danger-hover);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
  margin-top: 0.5rem;
}

/* Header dashboard */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--header-bg);
  color: var(--header-text);
  box-shadow: var(--shadow-md);
}

.header-brand {
  font-weight: 600;
  font-size: 1.1rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.domain-select {
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  font-size: 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  color: var(--header-text);
  min-width: 200px;
}

.domain-select:focus {
  outline: none;
  border-color: var(--primary);
}

.domain-manual {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.domain-manual-label {
  font-size: 0.85rem;
  opacity: 0.9;
}

.domain-manual-input {
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  color: var(--header-text);
  min-width: 160px;
}

.domain-manual-input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

/* Main grid */
.main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
  display: grid;
  gap: 1.5rem;
}

/* Card */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: #fafbfc;
}

.card-header h2 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.card-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.card-body {
  padding: 1.25rem;
}

.empty-state {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
}

/* Tabelle */
.table-wrap {
  overflow-x: auto;
  margin: -0.5rem 0;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.data-table th,
.data-table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  font-weight: 600;
  color: var(--text-secondary);
  background: #f8f9fa;
}

.data-table tbody tr:hover {
  background: #f8f9fa;
}

.data-table .actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Progress bar overview */
.overview-stats {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.overview-stat {
  padding: 0.75rem;
  background: #f8f9fa;
  border-radius: var(--radius);
}

.overview-stat label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.overview-stat span {
  font-weight: 600;
  color: var(--text-primary);
}

.progress-wrap {
  margin-top: 1rem;
}

.progress-bar {
  height: 10px;
  background: var(--border);
  border-radius: 5px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 5px;
  transition: width 0.3s;
}

.progress-fill.warning {
  background: var(--warning);
}

.progress-fill.danger {
  background: var(--danger);
}

/* Modale */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
}

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1001;
  padding: 1rem;
}

.modal-content {
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow: auto;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  margin: 0;
  font-size: 1.1rem;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text-secondary);
  padding: 0.25rem;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.25rem;
}

.modal-body .form-group {
  margin-bottom: 1rem;
}

.modal-body .form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 500;
}

.modal-body .form-group input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
}

/* Modale conferma eliminazione */
.modal-body .delete-warning {
  background: #fef3cd;
  border: 1px solid #ffc107;
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin: 0 0 1rem 0;
  color: #856404;
}
.modal-body .modal-message {
  margin: 0 0 1rem 0;
  color: var(--text-primary);
}
.modal-body .delete-confirm-check {
  margin-top: 1rem;
}
.modal-body .delete-confirm-check .checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 500;
}
.modal-body .delete-confirm-check .checkbox-label input[type="checkbox"] {
  width: auto;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 360px;
}

.toast {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  font-size: 0.9rem;
  animation: toast-in 0.25s ease;
}

.toast.success {
  background: var(--success);
  color: #fff;
}

.toast.error {
  background: var(--danger);
  color: #fff;
}

.toast.info {
  background: var(--primary);
  color: #fff;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .header {
    flex-direction: column;
    align-items: stretch;
  }

  .header-actions {
    flex-direction: column;
  }

  .domain-select {
    min-width: 100%;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
  }
}