/* Components: Forms — shared form & input styles */

/* ── Form Group ── */
.form-group {
  margin-bottom: var(--space-6);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 600;
  color: var(--text-primary);
  font-size: var(--text-sm);
}

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

/* ── Text Inputs, Textareas & Selects ── */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="tel"],
input[type="file"],
textarea,
select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--bg-surface);
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--text-primary);
  transition: var(--transition);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

textarea {
  resize: vertical;
  min-height: 80px;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
}

/* ── Focus States ── */
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: var(--primary-focus-ring);
}

/* ── Validation States ── */
input:invalid:not(:placeholder-shown),
textarea:invalid:not(:placeholder-shown),
select:invalid:not(:placeholder-shown) {
  border-color: var(--error-color);
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--error-color) 10%, transparent);
}

input:required:valid:not(:placeholder-shown),
textarea:required:valid:not(:placeholder-shown),
select:required:valid:not(:placeholder-shown) {
  border-color: var(--success-color);
}

/* ── Disabled State ── */
input:disabled,
textarea:disabled,
select:disabled,
.form-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
  filter: grayscale(30%);
}

/* ── Input Hint ── */
.input-hint {
  display: block;
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: var(--space-2);
}

/* ── Checkbox Label ── */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  cursor: pointer;
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  transition: var(--transition);
  min-height: 54px;
  padding: var(--space-3);
  border-radius: var(--radius);
  background-color: var(--tint-black-2);
  border: 1px solid transparent;
}

.checkbox-label:hover {
  background-color: var(--tint-black-5);
  transform: translateY(-2px);
}

.checkbox-label input[type="checkbox"] {
  margin: 0;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  min-width: 24px;
  min-height: 24px;
  cursor: pointer;
  -webkit-appearance: checkbox;
  -moz-appearance: checkbox;
  appearance: checkbox;
  accent-color: var(--primary-color);
  border: 2px solid var(--primary-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  position: relative;
}

.checkbox-label input[type="checkbox"]:checked {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.checkbox-label span {
  color: var(--text-primary);
  flex: 1;
}

.checkbox-label a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  padding: var(--space-1) var(--space-1);
  border-radius: var(--radius-sm);
}

.checkbox-label a:hover {
  background-color: var(--primary-color-light);
  color: var(--primary-dark);
}

/* ── Form-group scoped inputs (legacy compat) ── */
.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-4);
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  font-size: var(--text-base);
  font-family: inherit;
  transition: var(--transition);
  background: var(--bg-surface);
  color: var(--text-primary);
}

.form-group input:focus-visible,
.form-group textarea:focus-visible {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: var(--primary-focus-ring);
  background: var(--bg-surface);
}

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

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

/* ── Dark mode ── */

[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="email"],
[data-theme="dark"] input[type="password"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] input[type="tel"],
[data-theme="dark"] input[type="file"],
[data-theme="dark"] textarea,
[data-theme="dark"] select {
  background: var(--dark-surface-solid);
  border-color: var(--dark-border);
  color: var(--text-dark-body);
}

[data-theme="dark"] input:focus-visible,
[data-theme="dark"] textarea:focus-visible,
[data-theme="dark"] select:focus-visible {
  border-color: var(--primary-color);
  box-shadow: var(--primary-focus-ring);
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
  color: var(--text-light);
}

[data-theme="dark"] .form-group label {
  color: var(--text-dark-body);
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group textarea,
[data-theme="dark"] .form-group select {
  background: var(--dark-surface-bg);
  border-color: var(--dark-border-strong);
  color: var(--text-dark-body);
}

[data-theme="dark"] .form-group input:focus-visible,
[data-theme="dark"] .form-group textarea:focus-visible,
[data-theme="dark"] .form-group select:focus-visible {
  background: var(--dark-surface-solid);
  border-color: var(--primary-color);
}

[data-theme="dark"] .form-group input::placeholder,
[data-theme="dark"] .form-group textarea::placeholder {
  color: var(--text-secondary);
}

[data-theme="dark"] .input-hint {
  color: var(--text-secondary);
}

[data-theme="dark"] .checkbox-label {
  background-color: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .checkbox-label:hover {
  background-color: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .checkbox-label input[type="checkbox"] {
  background-color: var(--dark-surface-solid);
}

/* ── Mobile ── */

@media screen and (-webkit-min-device-pixel-ratio: 0) {
  .form-group input,
  .form-group textarea { font-size: var(--text-base); }
}

@media (max-width: 768px) {
  .form-group input,
  .form-group textarea,
  .form-group select {
    font-size: var(--text-base);
    -webkit-appearance: none;
    appearance: none;
    border-radius: var(--radius);
  }
  .form-group input,
  .form-group textarea { min-height: 44px; }
  .checkbox-label { min-height: 44px; min-width: 44px; }
}