:root {
  --bg: #f8f9fb;
  --fg: #1a1a2e;
  --muted: #6b7280;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --card: #ffffff;
  --border: #e5e7eb;
  --card-selected: #eff6ff;
  --card-selected-border: #2563eb;
}

.step-title {
  font-family: "Instrument Serif", Sans-serif !important;
}

.step-desc {
  font-family:
    "Plus Jakarta Sans",
    -apple-system,
    sans-serif !important;
}

.form-container {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.step-dot {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all 0.3s ease;
  position: relative;
}

.step-dot.inactive {
  background: var(--border);
  color: var(--muted);
}

.step-dot.active {
  background: var(--accent);
  color: white;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}

.step-dot.completed {
  background: var(--accent);
  color: white;
}

.step-dot::after {
  content: "";
  position: absolute;
  width: 2rem;
  height: 2px;
  background: var(--border);
  right: -2rem;
  top: 50%;
  transform: translateY(-50%);
}

.step-dot:last-child::after {
  display: none;
}

.step-dot.completed::after {
  background: var(--accent);
}

.service-card {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: 1rem;
  padding: 1.5rem;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.03) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover {
  border-color: #93c5fd;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card.selected {
  border-color: var(--accent);
  background: var(--card-selected);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.service-card.selected .check-icon {
  transform: scale(1);
  opacity: 1;
}

.check-icon {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 1.5rem;
  height: 1.5rem;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0);
  opacity: 0;
  transition: all 0.2s ease;
}

.vehicle-card {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.vehicle-card:hover {
  border-color: #93c5fd;
  background: #fafbfc;
}

.vehicle-card.selected {
  border-color: var(--accent);
  background: var(--card-selected);
}

.vehicle-card.selected .vehicle-check {
  opacity: 1;
  transform: scale(1);
}

.vehicle-check {
  width: 1.25rem;
  height: 1.25rem;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.2s ease;
  margin-left: auto;
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--border);
  border-radius: 0.75rem;
  font-size: 0.9375rem;
  transition: all 0.2s ease;
  background: var(--card);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-input::placeholder {
  color: #9ca3af;
}

.btn-primary {
  background: var(--accent);
  color: white;
  padding: 0.875rem 2rem;
  border-radius: 0.75rem;
  font-weight: 600;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
  font-size: 0.9375rem;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  background: #93c5fd;
}

.btn-secondary {
  background: transparent;
  color: var(--muted);
  padding: 0.875rem 1.5rem;
  border-radius: 0.75rem;
  font-weight: 500;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
  font-size: 0.9375rem;
}

.btn-secondary:hover {
  color: var(--fg);
  background: #f3f4f6;
}

.step-content {
  display: none;
  animation: stepFadeIn 0.4s ease-out;
}

.step-content.active {
  display: block;
}

@keyframes stepFadeIn {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.summary-item {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.summary-item:last-child {
  border-bottom: none;
}

.price-tag {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-weight: 600;
  font-size: 0.875rem;
}

.checkbox-custom {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--border);
  border-radius: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.checkbox-custom.checked {
  background: var(--accent);
  border-color: var(--accent);
}

.icon-wrapper {
  width: 3.5rem;
  height: 3.5rem;
  background: linear-gradient(135deg, #f0f7ff 0%, #e0edff 100%);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.floating-bg {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
  pointer-events: none;
  z-index: -1;
}

.bg-1 {
  background: #dbeafe;
  top: -100px;
  right: -100px;
}

.bg-2 {
  background: #fef3c7;
  bottom: -150px;
  left: -150px;
}

.service-icon {
  width: 2rem;
  height: 2rem;
  color: var(--accent);
}

.required-star {
  color: #ef4444;
}

.success-animation {
  animation: successPulse 0.6s ease-out;
}

@keyframes successPulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

/* ═══════════════════════════════════════════════════════════════════════
   v3.0.0 — Per-Service Option Cards (generic, works for any service)
   ═══════════════════════════════════════════════════════════════════════ */

.csb-service-option-card {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  transition: all 0.25s ease;
  /* display: flex; */
  align-items: center;
  gap: 1rem;
  position: relative;
}

.csb-service-option-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.02) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  border-radius: inherit;
}

.csb-service-option-card:hover {
  border-color: #93c5fd;
  background: #fafbfc;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.csb-service-option-card:hover::before {
  opacity: 1;
}

.csb-service-option-card.selected {
  border-color: var(--card-selected-border);
  background: var(--card-selected);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.csb-service-option-card.selected .vehicle-check {
  opacity: 1;
  transform: scale(1);
}

/* ── No-Options Fallback ──────────────────────────────────────────── */
#no-options-message {
  color: var(--muted);
  font-size: 0.9375rem;
  text-align: center;
  padding: 2rem 0;
}

/* ── Conditional Section Transitions ──────────────────────────────── */
.csb-section-vehicle,
.csb-section-formula,
.csb-section-service-options {
  transition: opacity 0.3s ease;
}

/* ── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .csb-service-option-card {
    padding: 1rem 1.125rem;
  }
}