/* ========================================
   VARIABLES Y CONFIGURACIÓN BASE
   ======================================== */
:root {
  /* Colores */
  --color-background: #0a0a0a;
  --color-surface: #141414;
  --color-surface-hover: #1f1f1f;
  --color-border: #2a2a2a;
  --color-primary: #dc2626;
  --color-primary-hover: #ef4444;
  --color-accent: #d4af37;
  --color-text: #ffffff;
  --color-text-muted: #a1a1aa;
  --color-text-dim: #71717a;

  /* Tipografía */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Inter", sans-serif;

  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Otros */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
  --transition: 0.3s ease;
  --header-height: 80px;
}

/* ========================================
   RESET Y BASE
   ======================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-3xl) 0;
}

/* ========================================
   HEADER Y NAVEGACIÓN
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.5rem;
  font-weight: 700;
}

.logo-icon {
  font-size: 1.75rem;
}

.logo-highlight {
  color: var(--color-primary);
}

.nav-list {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: var(--spacing-xs) 0;
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Menú Hamburguesa */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  position: relative;
  transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

/* Hamburguesa activa */
.menu-toggle.active .hamburger {
  background: transparent;
}

.menu-toggle.active .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle.active .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ========================================
   BOTONES
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 1.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

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

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

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  background: var(--color-surface);
  border-color: var(--color-text-muted);
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right,
      rgba(10, 10, 10, 0.95) 0%,
      rgba(10, 10, 10, 0.7) 50%,
      rgba(10, 10, 10, 0.4) 100%);
}

.hero-content {
  position: relative;
  max-width: 700px;
  padding: var(--spacing-2xl) 0;
}

.hero-subtitle {
  color: var(--color-accent);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: var(--spacing-sm);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-2xl);
}

.hero-stats {
  display: flex;
  gap: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
  animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {

  0%,
  100% {
    transform: scaleY(1);
    opacity: 1;
  }

  50% {
    transform: scaleY(0.5);
    opacity: 0.5;
  }
}

/* ========================================
   SECCIONES COMUNES
   ======================================== */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-subtitle {
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-xs);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
}

.section-cta {
  text-align: center;
  margin-top: var(--spacing-2xl);
}

/* ========================================
   BRANDS SECTION
   ======================================== */
.brands {
  background: var(--color-surface);
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--spacing-md);
}

.brand-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.brand-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
}

.brand-card img {
  height: 50px;
  width: auto;
  filter: grayscale(100%) brightness(0.8);
  transition: filter var(--transition);
}

.brand-card:hover img {
  filter: grayscale(0%) brightness(1);
}

.brand-card span {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ========================================
   CARS GRID
   ======================================== */
.cars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.car-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

.car-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-8px);
}

.car-image-container {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.car-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.car-card:hover .car-image {
  transform: scale(1.05);
}

.car-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: 0.25rem 0.75rem;
  background: var(--color-primary);
  color: var(--color-text);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: var(--radius-full);
}

.car-badge.exclusive {
  background: var(--color-accent);
  color: var(--color-background);
}

.car-info {
  padding: var(--spacing-md);
}

.car-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-sm);
}

.car-name {
  font-size: 1.1rem;
  font-weight: 600;
}

.car-year {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  background: var(--color-background);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
}

.car-specs {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.spec {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.spec-icon {
  font-size: 0.9rem;
}

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

.car-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* ========================================
   EXPERIENCE SECTION
   ======================================== */
.experience {
  background: var(--color-surface);
}

.experience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.experience-content .section-subtitle,
.experience-content .section-title {
  text-align: left;
}

.experience-text {
  color: var(--color-text-muted);
  margin: var(--spacing-md) 0;
}

.experience-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.experience-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text-muted);
}

.check-icon {
  color: var(--color-primary);
  font-weight: bold;
}

.experience-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.experience-image img {
  width: 100%;
  height: auto;
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
  position: relative;
  text-align: center;
  padding: var(--spacing-3xl) 0;
}

.cta-background {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.cta-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.85);
}

.cta-content {
  position: relative;
}

.cta-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.cta-text {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--color-surface);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

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

.footer-brand {
  max-width: 300px;
}

.footer-description {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin: var(--spacing-sm) 0 var(--spacing-md);
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text);
}

.footer-links h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-links a,
.footer-links li {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

.footer-bottom-links {
  display: flex;
  gap: var(--spacing-md);
}

.footer-bottom-links a:hover {
  color: var(--color-text);
}

/* ========================================
   BREADCRUMBS
   ======================================== */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) 0;
  font-size: 0.85rem;
}

.breadcrumbs a {
  color: var(--color-text-muted);
}

.breadcrumbs a:hover {
  color: var(--color-primary);
}

.breadcrumbs .separator {
  color: var(--color-text-dim);
}

.breadcrumbs .current {
  color: var(--color-text);
}

/* ========================================
   PAGE HEADER
   ======================================== */
.page-header {
  padding-top: calc(var(--header-height) + var(--spacing-2xl));
  padding-bottom: var(--spacing-2xl);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.page-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-top: var(--spacing-sm);
}

.page-description {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  margin-top: var(--spacing-sm);
  max-width: 600px;
}

/* ========================================
   ERROR PAGES
   ======================================== */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-lg);
}

.error-content {
  max-width: 500px;
}

.error-code {
  font-size: clamp(6rem, 20vw, 12rem);
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.error-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin: var(--spacing-md) 0 var(--spacing-sm);
}

.error-description {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
}

.error-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* ========================================
   FORMS
   ======================================== */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 0.9rem;
  font-family: inherit;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: border-color var(--transition);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

/* ========================================
   RESPONSIVE - TABLET
   ======================================== */
@media (max-width: 1024px) {
  .brands-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .cars-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .experience-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .experience-image {
    order: -1;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========================================
   RESPONSIVE - MÓVIL
   ======================================== */
@media (max-width: 1024px) {
  :root {
    --header-height: 70px;
  }

  .menu-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
  }

  .nav.active {
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
  }

  .nav-link {
    font-size: 1.5rem;
  }

}

@media (max-width: 768px) {
  .hero-stats {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cars-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .error-buttons {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .brands-grid {
    grid-template-columns: 1fr;
  }

  .brand-card {
    flex-direction: row;
    justify-content: flex-start;
  }
}

/* ========================================
   ADDITIONAL STYLES - FILTER BAR
   ======================================== */
.filter-bar {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  flex-wrap: wrap;
}

.filter-group {
  flex: 1;
  min-width: 200px;
}

/* ========================================
   BRAND DETAIL CARDS
   ======================================== */
.brands-detail-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.brand-detail-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.brand-detail-card.reverse {
  direction: rtl;
}

.brand-detail-card.reverse>* {
  direction: ltr;
}

.brand-detail-image {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.brand-detail-image img {
  width: 100%;
  height: auto;
  transition: transform var(--transition);
}

.brand-detail-card:hover .brand-detail-image img {
  transform: scale(1.03);
}

.brand-detail-info {
  padding: var(--spacing-md);
}

.brand-logo {
  height: 40px;
  width: auto;
  margin-bottom: var(--spacing-sm);
  filter: brightness(0.9);
}

.brand-detail-info h3 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.brand-detail-info p {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.brand-stats {
  display: flex;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.brand-stat {
  display: flex;
  flex-direction: column;
}

.brand-stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.brand-stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ========================================
   EXPERIENCES CARDS
   ======================================== */
.experiences-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.experience-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

.experience-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
}

.experience-card-image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.experience-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.experience-card:hover .experience-card-image img {
  transform: scale(1.05);
}

.experience-card-content {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.experience-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--color-primary);
  color: var(--color-text);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
  width: fit-content;
}

.experience-tag.exclusive {
  background: var(--color-accent);
  color: var(--color-background);
}

.experience-card-content h3 {
  font-size: 1.2rem;
  /* Corrected: completed the font-size declaration and removed the unexpected character */
}