/* ==============================================
   COMPONENT: Form
   Description: Contact form — labels, inputs, select, textarea, submit, feedback states
   ============================================== */

/* --- Section wrapper --- */

.contact-form-section {
  padding-block: var(--space-12);
  background: var(--color-bg-section);
}

/* --- Block --- */

.form {
  max-width: 700px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

/* --- Form group --- */

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

/* --- Label --- */

.form__label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.form__required {
  color: var(--color-vitality-orange);
  font-weight: var(--font-weight-bold);
  margin-left: var(--space-1);
}

/* --- Input, select, textarea --- */

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-family-base);
  font-size: var(--text-base);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary);
  background: var(--color-clinical-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.7;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--color-innovation-blue);
  box-shadow: 0 0 0 3px rgba(0, 82, 155, 0.12);
}

/* --- Select --- */

.form__select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%234a5568' stroke-width='2'%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-4) center;
  background-size: 16px;
  padding-right: var(--space-10);
  appearance: none;
}

/* --- Textarea --- */

.form__textarea {
  resize: vertical;
  min-height: 160px;
  line-height: 1.6;
}

/* --- Footer (submit + privacy note) --- */

.form__footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: flex-start;
}

/* --- Privacy note --- */

.form__privacy-note {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.form__privacy-note a {
  color: var(--color-innovation-blue);
}

/* --- Success / error feedback states --- */

.form__success,
.form__error {
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  line-height: 1.6;
}

.form__success {
  background: var(--color-green-light-tint);
  color: var(--color-synthesis-green);
  border: 1px solid var(--color-synthesis-green);
}

.form__error {
  background: var(--color-orange-light-tint);
  color: var(--color-vitality-orange);
  border: 1px solid var(--color-vitality-orange);
}

.form__error a {
  color: var(--color-vitality-orange);
  font-weight: var(--font-weight-bold);
}

/* --- Loading state on submit button --- */

.btn.is-loading {
  opacity: 0.7;
  cursor: not-allowed;
  pointer-events: none;
}

/* --- Responsive --- */

@media (min-width: 768px) {
  .contact-form-section {
    padding-block: var(--space-16);
  }

  .form__footer {
    flex-direction: row;
    align-items: center;
    gap: var(--space-6);
  }

  .form__footer .btn {
    flex-shrink: 0;
  }
}

@media (min-width: 1024px) {
  .contact-form-section {
    padding-block: var(--space-20);
  }
}