.form-group {
  margin-bottom: 18px;
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-group textarea {
  resize: vertical;
  min-height: 110px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 25%, transparent);
}

.form-group input:invalid:not(:placeholder-shown) {
  border-color: var(--color-error);
}

/* Contact form card */
.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 32px;
}

.form-status {
  display: none;
  padding: 12px 16px;
  margin-bottom: 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
}

.form-status.is-visible {
  display: block;
}

.form-status--success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.form-status--error {
  background: var(--color-error-bg);
  color: var(--color-error);
}

.btn-submit {
  width: 100%;
  position: relative;
}

.btn-submit__spinner {
  display: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid currentColor;
  border-top-color: transparent;
  animation: spin 0.7s linear infinite;
}

.btn-submit.is-loading .btn-submit__label {
  opacity: 0.6;
}

.btn-submit.is-loading .btn-submit__spinner {
  display: inline-block;
}

.btn-submit:disabled {
  cursor: default;
  opacity: 0.85;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.field-error {
  color: var(--color-error);
  font-size: 0.8rem;
  margin-top: 4px;
}