/* ============================================
   REUSABLE UI COMPONENTS
   ============================================ */

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  box-shadow: var(--shadow-quiet);
}

.nested-card {
  background: var(--color-surface-alt);
  box-shadow: none;
  margin-top: var(--space-3);
}

.nested-card:first-of-type {
  margin-top: var(--space-2);
}

.card h2,
.card h3 {
  margin-top: 0;
  margin-bottom: var(--space-2);
}

.card > p.hint {
  margin-top: 0;
  margin-bottom: var(--space-3);
}

.card > :last-child {
  margin-bottom: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: var(--color-accent);
  color: white;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 160ms ease;
  white-space: nowrap;
}

.btn:hover {
  background: var(--color-accent-strong);
  border-color: var(--color-accent-strong);
  color: white;
  box-shadow: var(--shadow-soft);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-ghost {
  background: transparent;
  color: var(--color-muted);
  border-color: transparent;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border-color: transparent;
}

.btn-danger {
  background: var(--color-danger);
  border-color: var(--color-danger);
  color: white;
}

.btn-danger:hover {
  background: #dc2626;
  border-color: #dc2626;
}

.btn-primary {
  /* Primary button - same as base .btn */
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-strong);
  border-color: var(--color-accent-strong);
  color: white;
}

.btn-link {
  background: transparent;
  color: var(--color-accent);
  border: none;
  padding: 0.5rem;
}

.btn-link:hover {
  background: transparent;
  color: var(--color-accent-strong);
  text-decoration: underline;
}

.btn-small {
  padding: 0.375rem 0.75rem;
  font-size: 13px;
}

.button-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-1);
}

.button-group {
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-xs);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-info {
  background: rgba(59, 130, 246, 0.12);
  color: #3b82f6;
}

.badge-success {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
}

.badge-warning {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
}

.badge-danger {
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
}

.badge-secondary {
  background: rgba(107, 114, 128, 0.12);
  color: #6b7280;
}

/* Flash Messages */
.flash-list {
  list-style: none;
  margin: 0 0 var(--space-3) 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.flash {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  border-left: 4px solid;
  font-size: 14px;
  font-weight: 500;
}

.flash-success {
  background: rgba(34, 197, 94, 0.08);
  border-left-color: #22c55e;
  color: #166534;
}

.flash-error {
  background: rgba(239, 68, 68, 0.08);
  border-left-color: #ef4444;
  color: #991b1b;
}

.flash-warning {
  background: rgba(245, 158, 11, 0.08);
  border-left-color: #f59e0b;
  color: #92400e;
}

.flash-info {
  background: rgba(59, 130, 246, 0.08);
  border-left-color: #3b82f6;
  color: #1e40af;
}

/* Lists */
.list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.list li {
  padding: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.list strong {
  font-weight: 600;
  color: var(--color-text);
}

/* Hint text */
.hint {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.5;
}

/* Forms */
.form-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  padding: 0.625rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font-base);
  background: var(--color-field-bg);
  transition: all 160ms ease;
}

.form-grid input:focus,
.form-grid select:focus,
.form-grid textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(2, 129, 82, 0.1);
}

.delete-form {
  display: inline-block;
  margin: 0;
}

/* Portal & Module Cards */
.portal-hero {
  margin-bottom: var(--space-4);
}

.module-section {
  margin: var(--space-3) 0;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.module-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  transition: all 200ms ease;
  position: relative;
  overflow: hidden;
}

.module-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-accent);
  opacity: 0;
  transition: opacity 200ms ease;
}

.module-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

.module-card:hover::before {
  opacity: 1;
}

.module-card-body {
  flex: 1;
}

.module-eyebrow {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-subtle);
  margin: 0 0 0.5rem 0;
}

.module-card h3 {
  margin: 0 0 0.5rem 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
}

.module-card .hint {
  margin: 0;
}

.module-launch {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--space-2);
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  transition: all 160ms ease;
  align-self: flex-start;
}

.module-launch:hover {
  background: var(--color-accent-strong);
  transform: translateX(2px);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: var(--space-4);
  color: var(--color-muted);
}

.empty-state h3 {
  color: var(--color-text);
  margin-top: 0;
}

/* Responsive utilities */
@media (max-width: 960px) {
  .container {
    padding: var(--space-2);
  }
  
  .module-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-2);
  }
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  z-index: 100000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.5);
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: var(--color-surface);
  margin: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  width: 90%;
  max-width: 500px;
  box-shadow: var(--shadow-strong);
  animation: modalFadeIn 0.2s ease;
  position: relative;
  z-index: 100001;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-divider);
}

.modal-header h3 {
  margin: 0;
  font-size: 18px;
  color: var(--color-text);
}

.modal-close {
  background: none;
  border: none;
  font-size: 28px;
  font-weight: 300;
  color: var(--color-muted);
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all 160ms ease;
}

.modal-close:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.modal form {
  padding: var(--space-3);
}

.modal .form-group {
  margin-bottom: var(--space-2);
}

.modal .form-group:last-of-type {
  margin-bottom: 0;
}

.modal-footer {
  display: flex;
  gap: var(--space-2);
  justify-content: flex-end;
  padding-top: var(--space-3);
  margin-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
}

@media (max-width: 640px) {
  .module-grid {
    grid-template-columns: 1fr;
  }
  
  .button-row {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
  
  .modal-content {
    width: 95%;
    margin: var(--space-2);
  }
  
  .modal-footer {
    flex-direction: column-reverse;
  }
  
  .modal-footer .btn {
    width: 100%;
  }
}