.btn {
  align-items: center;
  border: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  font-weight: 700;
  gap: 8px;
  justify-content: center;
  line-height: 1;
  min-height: 44px;
  padding: 14px 24px;
  transition: var(--transition);
}

.btn-primary {
  background: var(--gold-500);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--gold-400);
  color: var(--navy-900);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--navy-600);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.7);
  color: var(--white);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--white);
}

.btn-sm {
  min-height: 36px;
  padding: 9px 16px;
}

.btn-lg {
  min-height: 54px;
  padding: 17px 32px;
}

.btn-full {
  width: 100%;
}

.card {
  background: var(--white);
  border: 1px solid rgba(200, 208, 224, 0.72);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.service-card,
.contact-card {
  padding: 28px;
}

.service-card h3,
.contact-card h3 {
  color: var(--gray-900);
  margin-bottom: 10px;
}

.card h3 {
  line-height: 1.35;
}

.card p {
  color: var(--gray-700);
  line-height: 1.75;
  margin-bottom: 16px;
}

.badge,
.tag {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-size: var(--text-xs);
  font-weight: 800;
  gap: 6px;
  letter-spacing: 0.04em;
  padding: 6px 10px;
}

.badge {
  background: var(--gold-100);
  color: var(--navy-800);
}

.tag {
  background: var(--gray-100);
  color: var(--gray-700);
}

.form-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 7px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  color: var(--gray-900);
  font-size: var(--text-sm);
  font-weight: 800;
}

.field input,
.field select,
.field textarea {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  color: var(--gray-900);
  min-height: 46px;
  padding: 11px 13px;
  width: 100%;
}

.field textarea {
  min-height: 130px;
  resize: vertical;
}

.privacy-box {
  background: #f8faff;
  border: 1.5px solid #d0dff5;
  border-radius: var(--radius-md);
  margin: 18px 0;
  padding: 16px 18px;
}

.privacy-box-header {
  align-items: center;
  color: var(--navy-700);
  display: flex;
  font-weight: 800;
  gap: 8px;
  margin-bottom: 8px;
}

.privacy-box-text {
  color: var(--gray-700);
  font-size: var(--text-sm);
  margin-bottom: 12px;
}

.privacy-check {
  align-items: flex-start;
  cursor: pointer;
  display: flex;
  gap: 10px;
}

.privacy-check strong {
  color: var(--danger);
}

.toast {
  background: var(--success);
  border-radius: var(--radius-sm);
  bottom: 24px;
  box-shadow: var(--shadow-hover);
  color: var(--white);
  left: 24px;
  opacity: 0;
  padding: 14px 18px;
  pointer-events: none;
  position: fixed;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 3000;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.toast.error {
  background: var(--danger);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tab {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: 999px;
  color: var(--gray-700);
  font-weight: 800;
  padding: 10px 16px;
}

.tab.active {
  background: var(--navy-800);
  border-color: var(--navy-800);
  color: var(--white);
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .btn-lg,
  .btn {
    width: 100%;
  }
}