/* ============================================
   KASARACHI FOUNDATION - Form Styles
   Enhanced form validation and submission UX
   ============================================ */

/* Form Container */
.form-wrapper,
form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md, 1.5rem);
  width: 100%;
}

/* Form Group */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-hint {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-muted, #6c757d);
}

/* Labels */
form label {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--dark);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

form label .required {
  color: #dc3545;
  font-weight: 600;
}

/* Form Fields */
form input,
form textarea,
form select {
  padding: 0.75rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: var(--font);
  color: var(--dark);
  background: var(--white);
  transition: all var(--transition);
}

form input:focus,
form textarea:focus,
form select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
  background: var(--white);
}

form textarea {
  min-height: 120px;
  resize: vertical;
  font-family: var(--font);
}

/* Field Success State */
form input.success,
form textarea.success,
form select.success {
  border-color: var(--secondary);
  background-color: rgba(25, 135, 84, 0.05);
}

form input.success:focus,
form textarea.success:focus,
form select.success:focus {
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(25, 135, 84, 0.1);
}

/* Field Error State */
form input.error,
form textarea.error,
form select.error {
  border-color: #dc3545;
  background-color: rgba(220, 53, 69, 0.05);
}

form input.error:focus,
form textarea.error:focus,
form select.error:focus {
  border-color: #dc3545;
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

/* Error Message */
.field-error-message {
  display: block;
  font-size: 0.875rem;
  color: #dc3545;
  font-weight: 500;
  margin-top: 0.25rem;
  animation: slideDown 0.2s ease-out;
}

/* Checkbox & Radio Wrapper */
.form-check {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0.5rem 0;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--primary);
}

.form-check label {
  margin: 0;
  font-weight: 400;
  cursor: pointer;
  user-select: none;
}

/* Form Messages */
.form-success-message,
.form-error-message {
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  margin-bottom: 1rem;
  animation: slideDown 0.3s ease-out;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: all 0.3s ease-out;
}

.form-success-message.visible,
.form-error-message.visible {
  max-height: 200px;
  opacity: 1;
}

.form-success-message {
  background-color: rgba(25, 135, 84, 0.1);
  color: var(--secondary-dark);
  border: 1px solid var(--secondary);
  border-left: 4px solid var(--secondary);
}

.form-error-message {
  background-color: rgba(220, 53, 69, 0.1);
  color: #c82333;
  border: 1px solid #dc3545;
  border-left: 4px solid #dc3545;
}

/* Submit Button */
form button[type="submit"] {
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow-md);
}

form button[type="submit"]:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

form button[type="submit"]:active:not(:disabled) {
  transform: translateY(0);
}

form button[type="submit"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

form button[type="submit"].loading {
  position: relative;
  color: transparent;
}

form button[type="submit"].loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Reset Button */
form button[type="reset"] {
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--dark);
  cursor: pointer;
  transition: all var(--transition);
}

form button[type="reset"]:hover {
  border-color: var(--gray);
  background: var(--light);
}

/* Multi-column form layout */
.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

/* Accessibility */
form input:required,
form textarea:required,
form select:required {
  position: relative;
}

/* Animation */
@keyframes slideDown {
  from {
    max-height: 0;
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    max-height: 200px;
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* Mobile optimization */
@media (max-width: 768px) {
  form input,
  form textarea,
  form select {
    padding: 0.875rem;
    font-size: 16px; /* Prevent zoom on iOS */
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  form button[type="submit"] {
    padding: 1rem;
    font-size: 1.025rem;
  }
}