/**
 * AKSRT Forms — 1:1 Zibll Alignment
 *
 * 对齐 zibll .form-control：
 * - 灰色背景 (#f5f6f7)
 * - 透明边框
 * - 34px 高度
 * - 8px 圆角
 * - focus 时粉色边框 + 光晕
 */

/* ===== Field Wrapper ===== */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-4);
}

.field-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink);
}

.field-help {
  font-size: var(--text-xs);
  color: var(--color-ink-3);
}

.field-error {
  font-size: var(--text-xs);
  color: var(--color-error);
}

/* ===== Input / Textarea / Select — 对齐 zibll .form-control ===== */
.input,
.textarea,
.select,
input[type="text"].form-input,
input[type="email"].form-input,
input[type="password"].form-input,
input[type="search"].form-input,
input[type="url"].form-input,
input[type="tel"].form-input,
textarea.form-textarea,
select.form-select {
  width: 100%;
  height: 34px;
  padding: 6px 12px;
  font-size: 14px;
  color: var(--color-ink);
  background: var(--surface-page);
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: border-color var(--dur-fast) var(--ease),
              box-shadow var(--dur-fast) var(--ease);
}

.textarea,
textarea.form-textarea {
  height: auto;
  min-height: 120px;
  padding: 12px;
  line-height: var(--leading-snug);
  resize: vertical;
}

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

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 2px 3px rgba(253, 83, 161, 0.4);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-ink-4);
}

/* ===== Select ===== */
.select,
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 12 12'%3E%3Cpath fill='%23777' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

/* ===== Checkbox / Radio ===== */
.checkbox,
.radio {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-ink-2);
}

.checkbox input,
.radio input {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

/* ===== Input Group ===== */
.input-group {
  display: flex;
  align-items: stretch;
}

.input-group .input {
  border-radius: var(--radius) 0 0 var(--radius);
}

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

/* ===== Form Layout ===== */
.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}

.form-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}