.booking-form {
  background: var(--color-dark-2);
  border: 1px solid var(--color-dark-3);
  border-radius: var(--radius-xl);
  overflow: hidden;
  width: 100%;
}

.booking-form__layout {
  display: flex;
  min-height: 550px;
}

/* Sidebar */
.booking-form__sidebar {
  width: 320px;
  background: var(--color-dark-1);
  border-right: 1px solid var(--color-dark-3);
  padding: var(--space-10) var(--space-8);
  display: flex;
  flex-direction: column;
  position: relative;
}

.bf-sidebar__dealer {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-1);
  letter-spacing: 0.1em;
}

.bf-sidebar__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--font-extrabold);
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: var(--space-8);
}

.bf-sidebar__rep-card {
  text-align: center;
  margin-bottom: var(--space-8);
}

.bf-sidebar__rep-image {
  width: 100%;
  aspect-ratio: 4/3;
  margin: 0 0 var(--space-4);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-dark-3);
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.bf-sidebar__rep-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bf-sidebar__rep-name {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.bf-sidebar__rep-role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.bf-sidebar__contact-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: auto;
}

.bf-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 800;
  font-size: 15px;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.bf-btn--phone {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 15px rgba(200, 0, 26, 0.2);
}

.bf-btn--zalo {
  background: #0068ff;
  color: white;
  box-shadow: 0 4px 15px rgba(0, 104, 255, 0.2);
}

.bf-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-3px) scale(1.02);
}

.bf-sidebar__footer {
  margin-top: auto;
  border-top: 1px solid var(--color-dark-3);
  padding-top: var(--space-6);
  text-align: center;
}

.bf-sidebar__web {
  font-size: 15px;
  font-weight: 900;
  color: #0c1c3f; /* Xanh đen */
  letter-spacing: 0.5px;
  display: block;
  word-break: break-all;
  white-space: normal;
  max-width: 100%;
}

/* Main content */
.booking-form__main {
  flex: 1;
  padding: var(--space-10) var(--space-12);
}

.booking-form__header {
  margin-bottom: var(--space-8);
}

.booking-form__header .badge {
  margin-bottom: var(--space-3);
}

.booking-form__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--font-extrabold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.booking-form__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* Step */
.booking-form__step {
  margin-bottom: var(--space-7);
}

.booking-form__step-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}

.booking-form__step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  flex-shrink: 0;
}

/* Row / Field */
.booking-form__row {
  margin-bottom: var(--space-5);
}

.booking-form__row--2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.booking-form__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.booking-form__required { color: var(--color-primary); margin-left: 2px; }

/* Inputs */
.booking-form__input,
.booking-form__select,
.booking-form__textarea {
  width: 100%;
  background: var(--color-dark-1);
  border: 1.5px solid var(--color-dark-3);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: inherit;
  font-size: 15px;
  color: var(--color-text-primary);
  transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  outline: none;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.05);
}

.booking-form__input:focus,
.booking-form__select:focus,
.booking-form__textarea:focus {
  border-color: var(--color-primary);
  background: var(--color-dark-1);
  box-shadow: 0 0 0 4px rgba(200, 0, 26, 0.1), inset 0 2px 4px rgba(0,0,0,0.2);
  transform: translateY(-1px);
}

/* Actions */
.booking-form__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.booking-form__privacy {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Success state */
.booking-form__success {
  text-align: center;
  padding: var(--space-10) 0;
}

.booking-form__success-icon {
  margin-bottom: var(--space-5);
}

.booking-form__success-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

/* Responsive */
@media (max-width: 991px) {
  .booking-form__sidebar { width: 280px; }
}

@media (max-width: 767px) {
  .booking-form__layout { flex-direction: column; }
  .booking-form__sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--color-dark-3); }
  .booking-form__main { padding: var(--space-8) var(--space-6); }
  .booking-form__row--2col { grid-template-columns: 1fr; gap: var(--space-4); }
}