/*
 * FlowDocs - Form Components
 * Based on Pro Kinetics Design System
 */

/* ================================
 * FORM LAYOUT
 * ================================ */

.form {
  width: 100%;
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-5);
}

/* ================================
 * LABELS
 * ================================ */

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--pk-gray-700);
  margin-bottom: 5px;
}

.form-label-required::after {
  content: ' *';
  color: var(--pk-error);
}

.form-help {
  font-size: var(--text-caption);
  color: var(--pk-gray-500);
  margin-top: 4px;
}

/* ================================
 * INPUT FIELDS
 * ================================ */

.form-input,
.form-select,
.form-textarea {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  padding: 8px 12px;
  border: 1px solid var(--pk-gray-200);
  border-radius: var(--radius-lg);
  color: var(--pk-gray-700);
  background: var(--pk-white);
  height: var(--input-height-base);
  width: 100%;
  transition: all var(--transition-fast);
  outline: none;
}

.form-textarea {
  height: auto;
  min-height: 120px;
  resize: vertical;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--pk-orange);
  box-shadow: var(--shadow-focus-ring);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--pk-gray-400);
}

.form-input:disabled,
.form-select:disabled {
  background: var(--pk-gray-100);
  color: var(--pk-gray-400);
  cursor: not-allowed;
}

/* Select dropdown arrow */
.form-select {
  appearance: none;
  padding-right: 32px;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2378716c' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 12px;
}

/* ================================
 * INPUT SIZES
 * ================================ */

.form-input-sm,
.form-select-sm {
  height: var(--input-height-sm);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
}

.form-input-lg,
.form-select-lg {
  height: var(--input-height-lg);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-lg);
}

/* ================================
 * VALIDATION STATES
 * ================================ */

.form-input.is-valid,
.form-select.is-valid,
.form-textarea.is-valid {
  border-color: var(--pk-success);
}

.form-input.is-valid:focus,
.form-select.is-valid:focus,
.form-textarea.is-valid:focus {
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1);
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
  border-color: var(--pk-error);
}

.form-input.is-invalid:focus,
.form-select.is-invalid:focus,
.form-textarea.is-invalid:focus {
  box-shadow: var(--shadow-focus-ring-error);
}

.form-feedback-valid {
  font-size: var(--text-caption);
  color: var(--pk-success);
  margin-top: 4px;
}

.form-feedback-invalid {
  font-size: var(--text-caption);
  color: var(--pk-error);
  margin-top: 4px;
}

/* ================================
 * CHECKBOX & RADIO
 * ================================ */

.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.form-check-label {
  font-size: var(--text-md);
  color: var(--pk-slate);
  cursor: pointer;
  margin: 0;
}

/* Custom Radio Buttons - Teal accent */
input[type="radio"] {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border: 2px solid var(--pk-slate-lighter);
  border-radius: 50%;
  background-color: var(--pk-white);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}

input[type="radio"]:hover {
  border-color: var(--pk-teal);
}

input[type="radio"]:focus {
  outline: none;
  border-color: var(--pk-teal);
  box-shadow: 0 0 0 3px var(--pk-teal-subtle);
}

input[type="radio"]:checked {
  border-color: var(--pk-teal);
  background-color: var(--pk-teal);
}

input[type="radio"]:checked::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  background-color: var(--pk-white);
  border-radius: 50%;
}

input[type="radio"]:disabled {
  background-color: var(--pk-surface-3);
  border-color: var(--pk-neutral-border);
  cursor: not-allowed;
}

/* ================================
 * FORM ACTIONS
 * ================================ */

.form-actions {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--pk-neutral-border);
}

.form-actions-right {
  justify-content: flex-end;
}

.form-actions-center {
  justify-content: center;
}

/* ================================
 * RESPONSIVE
 * ================================ */

@media (max-width: 576px) {
  .form-row {
    grid-template-columns: 1fr;
  }

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

  .form-actions .btn {
    width: 100%;
  }
}