.form-row {
  display: grid;
  gap: var(--space-5);
}

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

.form-label {
  margin: 0;
  color: var(--color-text-strong);
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-body);
}

.form-help {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--lh-body);
  color: var(--color-text-muted);
}

.form-error {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--lh-body);
  font-weight: var(--fw-medium);
  color: var(--color-danger);
}

.input,
.textarea,
.select {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-base);
  line-height: var(--lh-body);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-fast),
    background-color var(--transition-base),
    color var(--transition-base);
}

.input,
.select {
  min-height: 50px;
  padding: 0 var(--space-4);
}

.textarea {
  min-height: 160px;
  padding: var(--space-3) var(--space-4);
  resize: vertical;
}

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

.select {
  appearance: none;
  padding-right: 40px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--color-text-muted) 50%),
    linear-gradient(135deg, var(--color-text-muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 1px), calc(100% - 13px) calc(50% - 1px);
  background-size: 6px 6px;
  background-repeat: no-repeat;
}

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

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
}

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(244, 124, 32, 0.16);
}

.input:disabled,
.textarea:disabled,
.select:disabled {
  background: var(--color-surface-alt);
  color: var(--color-text-soft);
  border-color: var(--color-border);
  cursor: not-allowed;
}

.input[readonly],
.textarea[readonly] {
  background: var(--color-surface-muted);
  color: var(--color-text-muted);
}

.input:invalid,
.textarea:invalid,
.select:invalid,
.input[aria-invalid="true"],
.textarea[aria-invalid="true"],
.select[aria-invalid="true"] {
  border-color: var(--color-danger);
}

.input:invalid:focus-visible,
.textarea:invalid:focus-visible,
.select:invalid:focus-visible,
.input[aria-invalid="true"]:focus-visible,
.textarea[aria-invalid="true"]:focus-visible,
.select[aria-invalid="true"]:focus-visible {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.16);
}

.checkbox,
.radio {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
  font-size: var(--text-sm);
}

.checkbox input,
.radio input {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--color-primary);
}

.field-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-3);
}

.field-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

@media (max-width: 720px) {
  .field-inline {
    align-items: stretch;
  }

  .field-inline .form-group {
    flex: 1 1 100%;
  }
}