/**
 * BannerCast - Forms
 */

/* ================================
   FORM GROUPS
   ================================ */

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

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

/* ================================
   TEXT INPUTS
   ================================ */

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg-secondary);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  min-height: 44px;
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: var(--color-border-strong);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* Small variant */
.form-select-sm {
  min-height: 36px;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-sm);
}

/* ================================
   SELECT
   ================================ */

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a0a0b0' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

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

.form-checkbox,
.form-radio {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.form-checkbox input,
.form-radio input {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  accent-color: var(--color-primary);
}

/* ================================
   TOGGLE SWITCH
   ================================ */

.form-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  user-select: none;
}

.form-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form-toggle-track {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--color-bg-tertiary);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.form-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  background: var(--color-text-muted);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.form-toggle input:checked + .form-toggle-track {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.form-toggle input:checked + .form-toggle-track .form-toggle-thumb {
  left: 22px;
  background: var(--color-text-inverse);
}

.form-toggle input:focus-visible + .form-toggle-track {
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

/* ================================
   COLOR INPUT
   ================================ */

.form-color {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.form-color input[type="color"] {
  width: 44px;
  height: 44px;
  padding: 2px;
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-secondary);
  cursor: pointer;
  flex-shrink: 0;
}

.form-color input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 2px;
}

.form-color input[type="color"]::-webkit-color-swatch {
  border-radius: var(--radius-sm);
  border: none;
}

/* Display-only hex value (hidden when text input is present) */
.form-color-value {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  min-width: 70px;
}

/* Editable hex text input */
.form-color-input {
  width: 90px !important;
  min-height: 36px !important;
  padding: var(--spacing-xs) var(--spacing-sm) !important;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  flex-shrink: 0;
}

.form-color-input.is-invalid {
  border-color: var(--color-error);
  background-color: var(--color-error-bg);
}

.form-color-input:focus.is-invalid {
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.25);
}

/* Color input error message */
.form-color-error {
  color: var(--color-error);
  font-size: var(--font-size-xs);
  margin-top: var(--spacing-xs);
  display: none;
}

.form-color-error.visible {
  display: block;
}

/* Form color wrapper for vertical layout with error */
.form-color-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.form-color-wrapper .form-color {
  flex-wrap: nowrap;
}

/* ================================
   RANGE SLIDER
   ================================ */

.form-range {
  width: 100%;
  height: 6px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  appearance: none;
  outline: none;
  cursor: pointer;
}

.form-range::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 0 6px var(--color-primary-glow);
}

.form-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 12px var(--color-primary-glow);
}

.form-range::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--color-primary);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
}

/* ================================
   FORM INLINE
   ================================ */

.form-inline {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.form-inline .form-input,
.form-inline .form-select {
  flex: 1;
}

/* ================================
   FORM VALIDATION
   ================================ */

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

.form-input.is-invalid:focus,
.form-select.is-invalid:focus {
  box-shadow: 0 0 0 3px var(--color-error-border);
}

.form-error {
  color: var(--color-error);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

/* ================================
   INLINE FORM WITH VISIBLE LABELS
   ================================ */

.form-group-inline {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-label-inline {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* On wider screens, show labels inline */
@media (min-width: 768px) {
  .form-inline .form-group-inline {
    flex-direction: column;
  }
}