/* ============================================
   VANROAD - Componentes reutilizables
   Botones, tarjetas, formularios, nav, footer
   ============================================ */

/* ========================
   NAVEGACIÓN
   ======================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-lg) 0;
  transition: background var(--transition-base), padding var(--transition-base),
              box-shadow var(--transition-base);
}

.nav.is-scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  padding: var(--space-md) 0;
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-text-inverse);
  letter-spacing: -0.5px;
  transition: color var(--transition-base);
}

.nav__logo span {
  color: var(--color-accent);
}

.nav.is-scrolled .nav__logo {
  color: var(--color-primary-dark);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-inverse);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--transition-base);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav.is-scrolled .nav__link {
  color: var(--color-text);
}

.nav__link:hover {
  color: var(--color-accent);
}

/* Menú móvil */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  z-index: 10;
}

.nav__toggle span {
  display: block;
  height: 2px;
  background: var(--color-text-inverse);
  border-radius: 2px;
  transition: var(--transition-base);
}

.nav.is-scrolled .nav__toggle span {
  background: var(--color-text);
}

.nav__toggle.is-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.is-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ========================
   BOTONES
   ======================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  white-space: nowrap;
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-inverse);
  border-color: var(--color-text-inverse);
}

.btn--outline:hover {
  background: var(--color-text-inverse);
  color: var(--color-primary-dark);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  padding: 10px 16px;
}

.btn--ghost:hover {
  background: var(--color-bg-alt);
}

.btn--lg {
  padding: 18px 42px;
  font-size: var(--text-base);
}

.btn--sm {
  padding: 10px 20px;
  font-size: var(--text-xs);
}

.btn--full {
  width: 100%;
}

.btn--icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: var(--radius-full);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ========================
   TARJETAS DE VEHÍCULO
   ======================== */
.vehicle-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.vehicle-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.vehicle-card__img {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.vehicle-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.vehicle-card:hover .vehicle-card__img img {
  transform: scale(1.05);
}

.vehicle-card__badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.vehicle-card__body {
  padding: var(--space-xl);
}

.vehicle-card__category {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent-dark);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.vehicle-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary-dark);
  margin-bottom: var(--space-sm);
}

.vehicle-card__specs {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-md) 0;
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
  margin: var(--space-md) 0;
}

.vehicle-card__spec {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.vehicle-card__spec svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary-light);
}

.vehicle-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.vehicle-card__price {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.vehicle-card__price strong {
  font-size: var(--text-2xl);
  font-family: var(--font-display);
  color: var(--color-primary-dark);
}

/* ========================
   FORMULARIOS
   ======================== */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(27, 58, 45, 0.1);
}

.form-input::placeholder {
  color: var(--color-text-light);
}

.form-input--error {
  border-color: var(--color-error);
}

.form-input--error:focus {
  box-shadow: 0 0 0 3px rgba(196, 62, 62, 0.1);
}

.form-error {
  display: none;
  font-size: var(--text-sm);
  color: var(--color-error);
  margin-top: var(--space-xs);
}

.form-group.has-error .form-error {
  display: block;
}

.form-select {
  width: 100%;
  padding: 14px 40px 14px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235A5A5A' stroke-width='2' fill='none'/%3E%3C/svg%3E") no-repeat right 16px center;
  appearance: none;
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(27, 58, 45, 0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-checkbox label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
}

/* ========================
   BUSCADOR DE RESERVAS (HERO)
   ======================== */
.search-bar {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-sm);
  display: flex;
  align-items: center;
  box-shadow: var(--shadow-xl);
  max-width: 900px;
}

.search-bar__field {
  flex: 1;
  padding: var(--space-md) var(--space-lg);
  border-right: 1px solid var(--color-border-light);
}

.search-bar__field:last-of-type {
  border-right: none;
}

.search-bar__label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.search-bar__input {
  border: none;
  outline: none;
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  width: 100%;
  background: transparent;
}

.search-bar__input::placeholder {
  color: var(--color-text-light);
}

.search-bar__btn {
  padding: var(--space-md) var(--space-2xl);
  margin-left: var(--space-sm);
}

/* ========================
   TARJETA DE TESTIMONIO
   ======================== */
.testimonial-card {
  background: var(--color-surface);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.testimonial-card__quote {
  font-size: var(--text-4xl);
  font-family: var(--font-display);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-md);
}

.testimonial-card__text {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--color-primary);
  font-size: var(--text-sm);
}

.testimonial-card__name {
  font-weight: 600;
  color: var(--color-text);
}

.testimonial-card__role {
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* ========================
   SECCIÓN CTA
   ======================== */
.cta-section {
  background: var(--color-primary);
  padding: var(--space-5xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(212, 168, 83, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section h2 {
  color: var(--color-text-inverse);
  margin-bottom: var(--space-md);
}

.cta-section p {
  color: rgba(250, 247, 242, 0.7);
  font-size: var(--text-lg);
  max-width: 550px;
  margin: 0 auto var(--space-2xl);
}

/* ========================
   FOOTER
   ======================== */
.footer {
  background: var(--color-primary-dark);
  color: var(--color-text-inverse);
  padding: var(--space-5xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer__brand p {
  color: rgba(250, 247, 242, 0.6);
  margin-top: var(--space-md);
  max-width: 300px;
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.footer__heading {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

.footer__link {
  display: block;
  padding: var(--space-xs) 0;
  color: rgba(250, 247, 242, 0.6);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-text-inverse);
}

.footer__bottom {
  border-top: 1px solid rgba(250, 247, 242, 0.1);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  color: rgba(250, 247, 242, 0.4);
}

.footer__socials {
  display: flex;
  gap: var(--space-md);
}

.footer__socials a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(250, 247, 242, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.footer__socials a:hover {
  border-color: var(--color-accent);
  background: rgba(212, 168, 83, 0.1);
}

.footer__socials svg {
  width: 18px;
  height: 18px;
  fill: rgba(250, 247, 242, 0.6);
}

/* ========================
   BADGES / TAGS
   ======================== */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.tag--success {
  background: rgba(45, 122, 79, 0.1);
  color: var(--color-success);
}

.tag--accent {
  background: rgba(212, 168, 83, 0.15);
  color: var(--color-accent-dark);
}

.tag--warm {
  background: rgba(196, 93, 62, 0.1);
  color: var(--color-warm);
}

/* ========================
   LOADER / SPINNER
   ======================== */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(250, 247, 242, 0.9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.loading-overlay.is-visible {
  opacity: 1;
  pointer-events: all;
}

/* ========================
   MODAL
   ======================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 34, 25, 0.5);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-backdrop.is-visible {
  opacity: 1;
  pointer-events: all;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  max-width: 500px;
  width: 90%;
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-slow);
}

.modal.is-visible {
  opacity: 1;
  pointer-events: all;
  transform: translate(-50%, -50%) scale(1);
}

.modal__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-bg-alt);
}

/* ========================
   TOAST / NOTIFICACIONES
   ======================== */
.toast-container {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.toast {
  background: var(--color-surface);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  min-width: 300px;
  animation: slideInToast 0.4s ease;
  border-left: 4px solid var(--color-success);
}

.toast--error {
  border-left-color: var(--color-error);
}

.toast--warning {
  border-left-color: var(--color-warning);
}

@keyframes slideInToast {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ========================
   STEPPER (pasos de reserva)
   ======================== */
.stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-3xl);
}

.stepper__step {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.stepper__number {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-light);
  transition: all var(--transition-base);
}

.stepper__step.active .stepper__number {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.stepper__step.completed .stepper__number {
  background: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-text-inverse);
}

.stepper__label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-light);
}

.stepper__step.active .stepper__label {
  color: var(--color-text);
}

.stepper__line {
  width: 60px;
  height: 2px;
  background: var(--color-border);
}

.stepper__step.completed + .stepper__line {
  background: var(--color-success);
}

/* ========================
   TARJETA RESUMEN PRECIO
   ======================== */
.price-summary {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 100px;
}

.price-summary__row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.price-summary__row--total {
  border-top: 2px solid var(--color-border);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
}

/* ========================
   ICONOS INLINE SVG
   ======================== */
.icon {
  width: 24px;
  height: 24px;
  display: inline-block;
  vertical-align: middle;
}

.icon--sm {
  width: 18px;
  height: 18px;
}

.icon--lg {
  width: 32px;
  height: 32px;
}