/**
 * Common form and alert styles
 * Used across upload forms, contact forms, and feedback messages
 */

/* Alert Messages */
.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  animation: slideIn 0.3s ease;
  font-weight: 500;
}

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

.alert.success {
  background: #ecfdf5;
  color: #046b3c;
  border: 1px solid rgba(4, 107, 60, 0.2);
}

.alert.error {
  background: #fff6f6;
  color: #7b1e1e;
  border: 1px solid rgba(123, 30, 30, 0.2);
}

.alert.warning {
  background: #fffbeb;
  color: #92400e;
  border: 1px solid rgba(146, 64, 14, 0.2);
}

.alert.info {
  background: #eff6ff;
  color: #1e40af;
  border: 1px solid rgba(30, 64, 175, 0.2);
}

/* Form Cards */
.form-card {
  max-width: 880px;
  margin: 1.5rem auto;
  padding: 1.25rem;
  background: var(--card-bg, #fff);
  border-radius: 10px;
  /* Use theme elevation where available */
  box-shadow: var(--elevation-2, 0 6px 18px rgba(18, 38, 63, 0.06));
  border: 1px solid var(--border-color, rgba(18, 38, 63, 0.06));
}

/* Form Grid */
.form-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr;
}

.form-grid.two-col {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 640px) {
  .form-grid.two-col {
    grid-template-columns: 1fr;
  }
}

/* Form Rows and Groups */
.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

/* Form Labels */
label,
label.small {
  font-size: 0.85rem;
  color: #333;
  font-weight: 500;
}

label.required::after {
  content: ' *';
  color: #ef4444;
}

/* Form Inputs */
input[type="text"],
input[type="email"],
input[type="number"],
input[type="url"],
input[type="date"],
select,
textarea {
  padding: 0.5rem 0.6rem;
  font-size: 0.95rem;
  border-radius: 6px;
  border: 1px solid var(--field-border, #d6dbe6);
  background: var(--field-bg, #fbfcfd);
  color: #111;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary, #2b7cff);
  box-shadow: 0 0 0 3px rgba(43, 124, 255, 0.1);
}

input:disabled,
select:disabled,
textarea:disabled {
  background: #f3f4f6;
  cursor: not-allowed;
  opacity: 0.6;
}

textarea {
  min-height: 100px;
  resize: vertical;
  font-family: inherit;
}

select {
  cursor: pointer;
}

/* Custom File Input */
.custom-file {
  padding: 0.5rem 0.6rem;
  font-size: 0.95rem;
  border-radius: 6px;
  border: 1px solid var(--field-border, #d6dbe6);
  background: var(--field-bg, #fbfcfd);
  color: #111;
  cursor: pointer;
}

.custom-file::-webkit-file-upload-button {
  padding: 0.4rem 0.8rem;
  margin-right: 0.75rem;
  border: none;
  border-radius: 4px;
  background: var(--primary, #2b7cff);
  color: white;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}

.custom-file::-webkit-file-upload-button:hover {
  background: var(--primary-dark, #1e5ad4);
}

/* Form Buttons */
.btn,
.form-btn {
  padding: 0.6rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--primary-color, var(--primary, #2b7cff));
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-variant, var(--primary-dark, #1e5ad4));
  transform: translateY(-1px);
  box-shadow: var(--elevation-2, 0 4px 12px rgba(43, 124, 255, 0.18));
}

.btn-secondary {
  background: var(--surface-2, #6b7280);
  color: var(--text-0, #ffffff);
}

.btn-secondary:hover:not(:disabled) {
  background: #4b5563;
  transform: translateY(-1px);
}

.btn-success {
  background: var(--success-color, #10b981);
  color: white;
}

.btn-success:hover:not(:disabled) {
  background: #059669;
  transform: translateY(-1px);
}

.btn-danger {
  background: #ef4444;
  color: white;
}

.btn-danger:hover:not(:disabled) {
  background: #dc2626;
  transform: translateY(-1px);
}

.btn:disabled,
.form-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.btn-full {
  width: 100%;
}

/* Button with icon */
.btn-with-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* Elevation helper classes for quick reuse */
.elevation-1 { box-shadow: var(--elevation-1, 0 1px 3px rgba(0,0,0,0.06)); }
.elevation-2 { box-shadow: var(--elevation-2, 0 6px 18px rgba(0,0,0,0.08)); }
.elevation-3 { box-shadow: var(--elevation-3, 0 12px 36px rgba(0,0,0,0.12)); }

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* File List */
.file-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem;
  background: #f9fafb;
  border-radius: 6px;
  border: 1px solid #e5e7eb;
}

.file-item-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.file-item-name {
  font-weight: 500;
  color: #111827;
}

.file-item-size {
  font-size: 0.875rem;
  color: #6b7280;
}

.file-item-remove {
  padding: 0.25rem 0.5rem;
  background: #ef4444;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.875rem;
  transition: background 0.2s;
}

.file-item-remove:hover {
  background: #dc2626;
}

/* Editable Title Input */
.editable-title {
  padding: 0.35rem 0.5rem;
  font-size: 0.9rem;
  border: 1px solid #d1d5db;
  border-radius: 4px;
  background: white;
  width: 100%;
  font-family: inherit;
}

.editable-title:focus {
  outline: none;
  border-color: var(--primary, #2b7cff);
  box-shadow: 0 0 0 2px rgba(43, 124, 255, 0.1);
}

/* Helper Text */
.form-help {
  font-size: 0.85rem;
  color: #6b7280;
  margin-top: 0.25rem;
}

.form-error {
  font-size: 0.85rem;
  color: #ef4444;
  margin-top: 0.25rem;
}

/* Radio and Checkbox Groups */
.radio-group,
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.radio-group label,
.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.radio-group input[type="radio"],
.checkbox-group input[type="checkbox"] {
  width: auto;
  cursor: pointer;
}

/* Progress Bar */
.progress-bar {
  width: 100%;
  height: 8px;
  background: #e5e7eb;
  border-radius: 4px;
  overflow: hidden;
  margin-top: 0.5rem;
}

.progress-bar-fill {
  height: 100%;
  background: var(--primary, #2b7cff);
  transition: width 0.3s ease;
}

/* Responsive */
@media (max-width: 640px) {
  .form-card {
    padding: 1rem;
    margin: 1rem auto;
  }
  
  .btn,
  .form-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
  }
}