/* ============================================
   MACEOTOMASYON - Form Components
   ============================================ */

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

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .form-row--2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .form-row--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ========== FORM GROUP ========== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: relative;
}

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

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-primary);
}

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

/* ========== INPUT BASE ========== */

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--neutral-0);
  border: var(--border-medium) solid var(--neutral-300);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast) var(--ease-out);
}

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

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
  border-color: var(--neutral-400);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.15);
}

/* ========== FLOATING LABEL ========== */

.form-floating {
  position: relative;
}

.form-floating .form-input,
.form-floating .form-textarea {
  padding-top: var(--space-6);
  padding-bottom: var(--space-2);
}

.form-floating .form-label {
  position: absolute;
  top: 50%;
  left: var(--space-4);
  transform: translateY(-50%);
  color: var(--neutral-400);
  pointer-events: none;
  transition: all var(--duration-fast) var(--ease-out);
  background: transparent;
}

.form-floating .form-textarea ~ .form-label {
  top: var(--space-4);
  transform: translateY(0);
}

.form-floating .form-input:focus ~ .form-label,
.form-floating .form-input:not(:placeholder-shown) ~ .form-label,
.form-floating .form-textarea:focus ~ .form-label,
.form-floating .form-textarea:not(:placeholder-shown) ~ .form-label {
  top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--primary-500);
  transform: translateY(0);
}

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

.form-input--sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
}

.form-input--lg {
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-lg);
  border-radius: var(--radius-xl);
}

/* ========== TEXTAREA ========== */

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

.form-textarea--no-resize {
  resize: none;
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 1.25em;
  padding-right: var(--space-10);
  cursor: pointer;
}

.form-select:focus {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%230052cc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

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

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-check-input {
  appearance: none;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border: var(--border-medium) solid var(--neutral-300);
  background-color: var(--neutral-0);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.form-check-input[type="checkbox"] {
  border-radius: var(--radius-sm);
}

.form-check-input[type="radio"] {
  border-radius: var(--radius-full);
}

.form-check-input:hover {
  border-color: var(--primary-400);
}

.form-check-input:checked {
  background-color: var(--primary-500);
  border-color: var(--primary-500);
}

.form-check-input[type="checkbox"]:checked {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.form-check-input[type="radio"]:checked {
  background-image: url("data:image/svg+xml,%3Ccircle xmlns='http://www.w3.org/2000/svg' cx='6' cy='6' r='4' fill='white'/%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 12px;
}

.form-check-input:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

.form-check-label {
  font-size: var(--text-base);
  color: var(--text-primary);
  line-height: 1.4;
}

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

.form-switch {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
}

.form-switch-input {
  appearance: none;
  width: 48px;
  height: 26px;
  background-color: var(--neutral-300);
  border-radius: var(--radius-full);
  position: relative;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out);
}

.form-switch-input::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background-color: var(--neutral-0);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-fast) var(--ease-out);
}

.form-switch-input:checked {
  background-color: var(--primary-500);
}

.form-switch-input:checked::before {
  transform: translateX(22px);
}

.form-switch-input:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

/* ========== INPUT GROUP ========== */

.input-group {
  display: flex;
  align-items: stretch;
}

.input-group .form-input {
  border-radius: 0;
  flex: 1;
}

.input-group .form-input:first-child {
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.input-group .form-input:last-child {
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.input-group-text {
  display: flex;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  background-color: var(--neutral-100);
  border: var(--border-medium) solid var(--neutral-300);
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.input-group-text:first-child {
  border-right: none;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.input-group-text:last-child {
  border-left: none;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.input-group .btn {
  border-radius: 0;
}

.input-group .btn:last-child {
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

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

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

.form-input.is-valid:focus,
.form-textarea.is-valid:focus,
.form-select.is-valid:focus {
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

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

.form-input.is-invalid:focus,
.form-textarea.is-invalid:focus,
.form-select.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

/* Feedback Messages */
.form-feedback {
  font-size: var(--text-sm);
  margin-top: var(--space-1);
}

.form-feedback--success {
  color: var(--success);
}

.form-feedback--error {
  color: var(--error);
}

/* Helper Text */
.form-helper {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

/* ========== SEARCH INPUT ========== */

.form-search {
  position: relative;
}

.form-search .form-input {
  padding-left: var(--space-10);
  padding-right: var(--space-10);
}

.form-search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--neutral-400);
  pointer-events: none;
}

.form-search-clear {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--neutral-400);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.form-search .form-input:not(:placeholder-shown) ~ .form-search-clear {
  opacity: 1;
}

.form-search-clear:hover {
  color: var(--neutral-600);
}