/* VinFast Auto TP.HCM - Main Stylesheet */
/* Mobile-first responsive design */

/* CSS Variables */
:root {
  /* Colors */
  --primary-color: #0033A0;
  --primary-hover: #002873;
  --secondary-color: #E30613;
  --accent-color: #FFD700;
  --text-dark: #333333;
  --text-medium: #666666;
  --text-light: #999999;
  --bg-white: #FFFFFF;
  --bg-light: #F5F5F5;
  --bg-dark: #1A1A1A;
  --border-light: #E0E0E0;
  --shadow-light: rgba(0, 0, 0, 0.1);
  --shadow-medium: rgba(0, 0, 0, 0.15);
  --shadow-dark: rgba(0, 0, 0, 0.25);
  
  /* Typography */
  --font-heading: 'Montserrat', 'Arial', sans-serif;
  --font-body: 'Inter', 'Arial', sans-serif;
  
  /* Spacing */
  --container-padding: 1rem;
  --section-padding: 3rem 0;
  --element-margin: 1rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease-in-out;
  --transition-medium: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* Border radius */
  --radius-small: 4px;
  --radius-medium: 8px;
  --radius-large: 12px;
  --radius-xl: 20px;
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2rem;
  font-weight: 800;
}

h2 {
  font-size: 1.75rem;
  font-weight: 700;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--text-medium);
  margin-bottom: 1.5rem;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: 2px solid transparent;
  border-radius: var(--radius-medium);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-medium);
  line-height: 1;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-medium);
}

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

.btn-primary {
  background-color: var(--primary-color);
  color: var(--bg-white);
  border-color: var(--primary-color);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  color: var(--bg-white);
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--bg-white);
  border-color: var(--secondary-color);
}

.btn-secondary:hover {
  background-color: #B8050F;
  border-color: #B8050F;
  color: var(--bg-white);
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--bg-white);
}

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
}

/* Header */
.header {
  background-color: var(--bg-white);
  box-shadow: 0 2px 10px var(--shadow-light);
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 9999;
  width: 100%;
}

.navbar {
  padding: 1rem 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.nav-logo img {
  height: 40px;
  width: auto;
}

.nav-menu {
  display: none;
  list-style: none;
  gap: 2rem;
  margin: 0;
  padding: 0;
}

/* Mobile menu active state */
.nav-menu.active {
  display: flex;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  flex-direction: column;
  background-color: var(--bg-white);
  padding: 1.5rem;
  box-shadow: 0 4px 12px var(--shadow-medium);
  z-index: 9998;
  max-height: calc(100vh - 70px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.nav-menu.active .nav-item {
  opacity: 0;
  transform: translateY(-10px);
  transition: all var(--transition-medium);
  width: 100%;
  text-align: center;
}

.nav-link {
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: color var(--transition-fast);
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
}

.phone-cta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: var(--primary-color);
  color: var(--bg-white);
  border-radius: var(--radius-medium);
  font-weight: 600;
  font-size: 0.875rem;
  transition: background-color var(--transition-fast);
}

.phone-cta:hover {
  background-color: var(--primary-hover);
  color: var(--bg-white);
}

.phone-cta span {
  display: none;
}

/* Mobile Navigation */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle .bar {
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  transition: all var(--transition-fast);
}

.nav-toggle.active .bar:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.active .bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .bar:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Breadcrumb */
.breadcrumb-nav {
  background-color: var(--bg-light);
  padding: 0.75rem 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
}

.breadcrumb-item:not(:last-child)::after {
  content: '›';
  margin-left: 0.5rem;
  color: var(--text-light);
}

.breadcrumb-item.active {
  color: var(--text-medium);
}

/* Promotion Banner */
.promo-banner {
  background: linear-gradient(135deg, #277cea 0%, #0052cc 100%);
  color: var(--bg-white);
  padding: 2rem 1rem;
  text-align: center;
  width: 100%;
  position: relative;
  margin: 0;
}

.promo-content {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
}

.promo-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--bg-white);
}

.promo-highlights {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

.promo-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  transition: var(--transition-medium);
  white-space: nowrap;
}

.promo-item:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.promo-item svg {
  color: var(--accent-color);
  stroke-width: 2.5;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}

.promo-item span {
  font-size: 0.938rem;
  font-weight: 600;
}

/* Hero Section */
.hero {
  padding: 3rem 0;
  background: linear-gradient(135deg, #f8faff 0%, #e6f2ff 100%);
  overflow: visible;
  position: relative;
  z-index: 1;
}

/* Full-screen hero banner */
.hero-fullscreen {
  min-height: calc(100vh - 70px);
  max-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: linear-gradient(135deg, rgba(0, 51, 160, 0.72) 0%, rgba(0, 0, 0, 0.6) 100%), url('/images/hero-banner.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: scroll;
  padding: 3rem 0;
  overflow: hidden;
  position: relative;
}

.hero-fullscreen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 40%, rgba(0, 51, 160, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.hero-fullscreen .hero-container {
  width: 100%;
  max-width: 1200px;
  padding: 0 var(--container-padding);
  position: relative;
  z-index: 1;
}

.hero-fullscreen .hero-content {
  max-width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
}

.hero-fullscreen .hero-title {
  color: var(--bg-white);
  text-shadow: 2px 2px 16px rgba(0, 0, 0, 0.8);
  font-size: 1.75rem;
  line-height: 1.25;
  max-width: 100%;
  margin-bottom: 0.75rem;
  font-weight: 800;
}

.hero-fullscreen .hero-subtitle {
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 1px 1px 10px rgba(0, 0, 0, 0.7);
  font-size: 0.9375rem;
  line-height: 1.6;
  max-width: 100%;
  margin-bottom: 1.5rem;
  font-weight: 400;
}

.hero-fullscreen .btn-outline {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--bg-white);
  border-color: var(--bg-white);
  backdrop-filter: blur(10px);
}

.hero-fullscreen .btn-outline:hover {
  background-color: var(--bg-white);
  color: var(--primary-color);
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-medium);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-quote-form {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  padding: 2rem 1.75rem;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.2);
  margin: 0 auto;
  border: none;
  max-width: 500px;
  width: 100%;
}

.hero-quote-form h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.25rem;
  text-align: center;
  line-height: 1.3;
}

.hero-quote-form .form-row {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-bottom: 0.875rem;
}

.hero-quote-form select,
.hero-quote-form input {
  width: 100%;
  padding: 1rem 1.125rem;
  border: 2px solid #e5e7eb;
  border-radius: 10px;
  font-size: 1rem;
  font-family: var(--font-body);
  transition: all 0.2s ease;
  box-sizing: border-box;
  background: white;
}

.hero-quote-form select:hover,
.hero-quote-form input:hover {
  border-color: #d1d5db;
}

.hero-quote-form select:focus,
.hero-quote-form input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(0, 51, 160, 0.1);
  transform: translateY(-1px);
}

.hero-quote-form button {
  width: 100%;
  justify-content: center;
  padding: 1.125rem 1.5rem;
  font-size: 1.0625rem;
  font-weight: 600;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 51, 160, 0.3);
  transition: all 0.2s ease;
}

.hero-quote-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 51, 160, 0.4);
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-large);
  box-shadow: 0 10px 30px var(--shadow-medium);
}

/* Statistics */
.stats {
  padding: 3rem 0;
  background-color: var(--primary-color);
  color: var(--bg-white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 1rem;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: var(--accent-color);
  display: block;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.875rem;
  font-weight: 500;
  opacity: 0.9;
}

/* Products Section */
.products {
  padding: var(--section-padding);
  background-color: var(--bg-white);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-medium);
  max-width: 600px;
  margin: 0 auto;
}

.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.product-card {
  background-color: var(--bg-white);
  border-radius: var(--radius-large);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-light);
  transition: all var(--transition-medium);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow-medium);
}

.product-image {
  position: relative;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.product-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.4rem 0.9rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  z-index: 10;
}

.product-badge.new {
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
  color: var(--text-dark);
}

.product-badge.hot {
  background: linear-gradient(135deg, #FF6B6B 0%, #E30613 100%);
  color: var(--bg-white);
  animation: pulse 2s ease-in-out infinite;
}

.product-badge.popular {
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
  color: var(--bg-white);
}

.product-badge.premium {
  background: linear-gradient(135deg, #667eea 0%, #0033A0 100%);
  color: var(--bg-white);
}

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

.product-content {
  padding: 1.5rem;
}

.product-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.product-name a {
  color: var(--text-dark);
  transition: color var(--transition-fast);
}

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

.product-price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.price-from {
  font-size: 0.875rem;
  color: var(--text-medium);
}

.price-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  font-family: var(--font-heading);
}

.price-unit {
  font-size: 0.875rem;
  color: var(--text-medium);
}

.product-features {
  list-style: none;
  margin-bottom: 1.5rem;
}

.product-features li {
  font-size: 0.875rem;
  color: var(--text-medium);
  margin-bottom: 0.5rem;
  padding-left: 1rem;
  position: relative;
}

.product-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: 600;
}

.product-cta {
  display: flex;
  gap: 0.75rem;
}

.section-cta {
  text-align: center;
  margin-top: 3rem;
}

/* Pricing Consultation */
.pricing-consultation {
  padding: 4rem 0;
  background: linear-gradient(135deg, #f0f7ff 0%, #e6f2ff 100%);
}

.consultation-card {
  max-width: 900px;
  margin: 0 auto;
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 40px var(--shadow-medium);
  padding: 3rem 2rem;
}

.consultation-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.consultation-header svg {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.consultation-header h2 {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.consultation-header p {
  font-size: 1rem;
  color: var(--text-medium);
}

.consultation-form {
  margin-bottom: 2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.form-group select,
.form-group input {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-medium);
  font-size: 1rem;
  font-family: var(--font-body);
  transition: var(--transition-fast);
}

.form-group select:focus,
.form-group input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(39, 124, 234, 0.1);
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group.full-width button {
  width: 100%;
  justify-content: center;
}

.form-note {
  font-size: 0.875rem;
  color: var(--text-medium);
  text-align: center;
  font-style: italic;
  margin-top: 1rem;
}

.consultation-contact {
  text-align: center;
  padding-top: 2rem;
  border-top: 2px dashed var(--border-light);
}

.consultation-contact p {
  font-size: 1rem;
  color: var(--text-medium);
  margin-bottom: 1rem;
}

.hotline-button {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, #277cea 0%, #0052cc 100%);
  color: var(--bg-white);
  border-radius: var(--radius-large);
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(39, 124, 234, 0.3);
  transition: var(--transition-medium);
}

.hotline-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(39, 124, 234, 0.4);
}

.hotline-button strong {
  font-size: 1.5rem;
  font-weight: 700;
}

.hotline-button span {
  font-size: 0.875rem;
  opacity: 0.9;
}

/* Promotions Highlight */
/* Promotions Hero Section */
.promotions-hero {
  padding: 4rem 0;
  background: linear-gradient(135deg, #0033A0 0%, #001f60 100%);
  color: white;
}

.promotions-hero .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.promotions-hero .hero-content {
  text-align: center;
}

.promotions-hero .hero-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: white;
}

.promotions-hero .hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
}

.hero-highlight {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.highlight-item {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.highlight-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: #FFD700;
}

.highlight-text {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
}

.promotions-hero .hero-banner {
  display: none;
}

.promotions-hero .hero-banner img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.promotions-highlight {
  padding: var(--section-padding);
  background: linear-gradient(135deg, var(--bg-light) 0%, #fff 100%);
}

/* Main Promotions Section */
.main-promotions {
  padding: var(--section-padding);
  background-color: var(--bg-white);
}

.promotions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.promotion-card {
  background-color: var(--bg-white);
  padding: 2rem;
  border-radius: 16px;
  text-align: left;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all var(--transition-medium);
  position: relative;
  border: 1px solid var(--border-light);
}

.promotion-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.promotion-card.featured {
  border: 2px solid var(--primary-color);
  background: linear-gradient(135deg, #f0f7ff 0%, #fff 100%);
  box-shadow: 0 8px 30px rgba(0, 51, 160, 0.15);
}

.promotion-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--secondary-color);
  color: var(--bg-white);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-medium);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.promotion-icon {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.promotion-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.promotion-description {
  color: var(--text-medium);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.promotion-validity {
  font-size: 0.875rem;
  color: var(--primary-color);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.promotion-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 1.5rem;
}

.promotion-value {
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: rgba(0, 51, 160, 0.05);
  border-radius: var(--radius-medium);
  text-align: center;
}

.value-amount {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--secondary-color);
}

.promotion-content {
  margin-bottom: 1.5rem;
}

.promotion-content h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.promotion-content h4 {
  font-size: 1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.promotion-content ul {
  list-style: none;
  margin-bottom: 1rem;
}

.promotion-content li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-medium);
  line-height: 1.6;
}

.promotion-content li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: 700;
}

.promotion-conditions {
  margin-top: 1.5rem;
  padding: 1rem;
  background: rgba(255, 193, 7, 0.08);
  border-left: 3px solid var(--accent-color);
  border-radius: var(--radius-small);
}

.promotion-conditions h4 {
  margin-top: 0;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.promotion-conditions ul {
  margin-bottom: 0;
}

.promotion-cta {
  margin-top: 1.5rem;
  text-align: center;
}

/* Car Promotions by Model */
.car-promotions {
  padding: var(--section-padding);
  background: linear-gradient(135deg, #f8faff 0%, #e6f2ff 100%);
}

.car-promotions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.car-promotion-card {
  background: var(--bg-white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all var(--transition-medium);
}

.car-promotion-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.car-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: linear-gradient(135deg, #f0f7ff 0%, #fff 100%);
}

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

.car-promotion-content {
  padding: 1.5rem;
}

.car-promotion-content h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.car-price {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid var(--border-light);
}

.original-price {
  font-size: 0.875rem;
  color: var(--text-light);
  text-decoration: line-through;
}

.promotion-price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--secondary-color);
}

.car-promotion-details h4 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.car-promotion-details ul {
  list-style: none;
  margin-bottom: 1rem;
}

.car-promotion-details li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-medium);
}

.car-promotion-details li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-size: 1.5rem;
  line-height: 1;
}

.total-savings {
  margin-top: 1rem;
  padding: 1rem;
  background: linear-gradient(135deg, #fff3cd 0%, #fff9e6 100%);
  border-radius: var(--radius-medium);
  text-align: center;
}

.total-savings strong {
  color: var(--secondary-color);
  font-size: 1.125rem;
}

/* Countdown Section */
.countdown-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--secondary-color) 0%, #b8050f 100%);
  color: var(--bg-white);
  text-align: center;
}

.countdown-container h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: var(--bg-white);
}

.countdown-container p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.9);
}

.countdown-timer {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem auto;
  max-width: 600px;
}

.time-unit {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 1.5rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.time-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--bg-white);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.time-label {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.countdown-cta {
  margin-top: 2rem;
}

.countdown-cta .btn-primary {
  background: var(--bg-white);
  color: var(--secondary-color);
  border-color: var(--bg-white);
}

.countdown-cta .btn-primary:hover {
  background: rgba(255, 255, 255, 0.9);
  color: var(--secondary-color);
  border-color: rgba(255, 255, 255, 0.9);
}

/* Promotion Registration Section */
.promotion-registration {
  padding: var(--section-padding);
  background: var(--bg-white);
}

.registration-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

.registration-info h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.registration-info p {
  font-size: 1.125rem;
  color: var(--text-medium);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.registration-benefits {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.benefit-item svg {
  color: var(--primary-color);
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}

.benefit-item span {
  color: var(--text-dark);
  font-weight: 500;
}

.registration-form {
  background: linear-gradient(135deg, #f8faff 0%, #e6f2ff 100%);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* Why Choose Section */
.why-choose {
  padding: var(--section-padding);
  background-color: var(--bg-white);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.feature-card {
  padding: 1.5rem;
  text-align: center;
  border-radius: var(--radius-medium);
  transition: transform var(--transition-medium);
}

.feature-card:hover {
  transform: translateY(-3px);
  background-color: var(--bg-light);
}

.feature-icon {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.feature-description {
  color: var(--text-medium);
  line-height: 1.6;
}

/* Test Drive Form */
.test-drive {
  padding: var(--section-padding);
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  color: var(--bg-white);
}

.test-drive-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

.test-drive-info .section-title,
.test-drive-info .section-subtitle {
  color: var(--bg-white);
}

.test-drive-benefits {
  list-style: none;
  margin-bottom: 2rem;
}

.test-drive-benefits li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.test-drive-benefits svg {
  color: var(--accent-color);
  flex-shrink: 0;
}

.test-drive-form {
  background-color: var(--bg-white);
  padding: 2rem;
  border-radius: var(--radius-large);
  box-shadow: 0 10px 30px var(--shadow-dark);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-medium);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 51, 160, 0.1);
}

.form-note {
  font-size: 0.75rem;
  color: var(--text-medium);
  text-align: center;
  margin-top: 1rem;
}

/* Map Section */
.map-section {
  padding: var(--section-padding);
  background-color: var(--bg-light);
}

.map-container {
  border-radius: var(--radius-large);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-light);
  margin-bottom: 3rem;
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: none;
}

.location-info {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.location-item {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background-color: var(--bg-white);
  border-radius: var(--radius-medium);
  box-shadow: 0 2px 10px var(--shadow-light);
}

.location-icon {
  color: var(--primary-color);
  flex-shrink: 0;
}

.location-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.location-content p {
  color: var(--text-medium);
  margin-bottom: 0.5rem;
}

/* Footer */
.footer {
  background-color: var(--bg-dark);
  color: var(--bg-white);
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: 1rem;
  color: var(--bg-white);
}

.footer-section p {
  color: #cccccc;
  margin-bottom: 0.5rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: #cccccc;
  transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
  color: var(--accent-color);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--bg-white);
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--primary-color);
  color: var(--bg-white);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
}

.footer-copyright p {
  color: #cccccc;
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.footer-links a {
  color: #cccccc;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  color: var(--bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px var(--shadow-medium);
  transition: all var(--transition-medium);
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  color: var(--bg-white);
}

/* Floating Buttons */
.floating-buttons {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  z-index: 1000;
}

.floating-zalo,
.floating-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  color: var(--bg-white);
  font-weight: 600;
  font-size: 0.875rem;
  box-shadow: 0 4px 12px var(--shadow-medium);
  transition: all var(--transition-medium);
  padding: 0;
}

.floating-zalo {
  background-color: #0068ff;
}

.floating-zalo:hover {
  background-color: #0056cc;
  transform: translateY(-2px) scale(1.05);
  color: var(--bg-white);
  box-shadow: 0 6px 16px var(--shadow-dark);
}

.floating-phone {
  background-color: #25d366;
}

.floating-phone:hover {
  background-color: #20b858;
  transform: translateY(-2px) scale(1.05);
  color: var(--bg-white);
  box-shadow: 0 6px 16px var(--shadow-dark);
}

.floating-zalo span {
  display: none;
}

/* Product Page Specific Styles */
.page-hero {
  padding: 2rem 0;
  background-color: var(--bg-light);
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.page-subtitle {
  font-size: 1.125rem;
  color: var(--text-medium);
  margin-bottom: 2rem;
}

.page-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.page-stat {
  text-align: center;
}

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

.page-stat .stat-label {
  font-size: 0.875rem;
  color: var(--text-medium);
}

/* Contact Page Styles */
.contact-highlights {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.contact-highlight {
  background: var(--bg-white);
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  display: flex;
  gap: 1rem;
  align-items: center;
  transition: all var(--transition-medium);
}

.contact-highlight:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.highlight-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-white);
  flex-shrink: 0;
}

.highlight-content h3 {
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
  color: var(--text-dark);
}

.highlight-content p {
  margin-bottom: 0;
  color: var(--text-dark);
  font-weight: 600;
}

.highlight-content .highlight-note {
  font-size: 0.875rem;
  color: var(--text-medium);
  font-weight: 400;
  margin-top: 0.25rem;
}

.contact-section {
  padding: var(--section-padding);
  background: var(--bg-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-form-container {
  background: linear-gradient(135deg, #f8faff 0%, #e6f2ff 100%);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.form-header {
  margin-bottom: 1.5rem;
}

.form-header h2 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.form-header p {
  font-size: 1rem;
  color: var(--text-medium);
  margin-bottom: 0;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
  width: auto;
  margin-top: 0.25rem;
  cursor: pointer;
}

.checkbox-group label {
  font-size: 0.875rem;
  font-weight: 400;
  cursor: pointer;
  margin-bottom: 0;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.contact-card h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-dark);
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-light);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #f0f7ff 0%, #e6f2ff 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  flex-shrink: 0;
}

.contact-content {
  flex: 1;
}

.contact-content h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.contact-content p {
  margin-bottom: 0.25rem;
  color: var(--text-medium);
  line-height: 1.6;
}

.contact-content address {
  font-style: normal;
  line-height: 1.6;
  color: var(--text-medium);
}

.contact-content .contact-note {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

.quick-actions {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  padding: 1.5rem;
  border-radius: 12px;
  color: var(--bg-white);
}

.quick-actions h3 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  color: var(--bg-white);
}

.action-buttons {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.action-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  color: var(--bg-white);
  font-weight: 500;
  transition: all var(--transition-medium);
  text-decoration: none;
}

.action-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateX(5px);
  color: var(--bg-white);
}

.action-btn svg {
  flex-shrink: 0;
}

/* Directions Section */
.directions-section {
  margin-top: 3rem;
}

.directions-section h3 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

.directions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.direction-item {
  background: var(--bg-white);
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  display: flex;
  gap: 1rem;
  transition: all var(--transition-medium);
}

.direction-item:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.direction-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #f0f7ff 0%, #e6f2ff 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  flex-shrink: 0;
}

.direction-content {
  flex: 1;
}

.direction-content h4 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.direction-content p {
  font-size: 0.938rem;
  color: var(--text-medium);
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.direction-content p:last-child {
  margin-bottom: 0;
}

.direction-content strong {
  color: var(--text-dark);
  font-weight: 600;
}

/* Price List Page Styles */
.price-hero {
  padding: 3rem 0;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  color: var(--bg-white);
  text-align: center;
}

.price-hero h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--bg-white);
}

.price-hero .hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.price-highlights {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.price-highlights .highlight-item {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--transition-medium);
}

.price-highlights .highlight-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-3px);
}

.price-highlights .highlight-item h3 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 600;
}

.price-highlights .highlight-item .price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--bg-white);
  display: block;
}

.price-list-section {
  padding: var(--section-padding);
  background: var(--bg-white);
}

.price-list-section h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-dark);
}

.price-table-wrapper {
  overflow-x: auto;
  margin-bottom: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-white);
  font-size: 0.875rem;
}

.price-table thead {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  color: var(--bg-white);
}

.price-table th {
  padding: 1rem 0.75rem;
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
}

.price-table td {
  padding: 1rem 0.75rem;
  border-bottom: 1px solid var(--border-light);
}

.price-table tbody tr {
  transition: background-color var(--transition-fast);
}

.price-table tbody tr:hover {
  background-color: var(--bg-light);
}

.car-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.car-info img {
  border-radius: 6px;
  object-fit: cover;
}

.car-info div {
  display: flex;
  flex-direction: column;
}

.car-info strong {
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.25rem;
}

.car-info small {
  font-size: 0.75rem;
  color: var(--text-medium);
}

.price-table .discount {
  color: var(--secondary-color);
  font-weight: 600;
}

.price-table .final-price {
  color: var(--primary-color);
  font-weight: 700;
  font-size: 0.938rem;
}

.btn-request-quote {
  padding: 0.5rem 1rem;
  background-color: var(--primary-color);
  color: var(--bg-white);
  border: none;
  border-radius: var(--radius-medium);
  font-weight: 600;
  font-size: 0.813rem;
  cursor: pointer;
  transition: all var(--transition-medium);
  white-space: nowrap;
}

.btn-request-quote:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 51, 160, 0.3);
}

.price-notes {
  background: linear-gradient(135deg, #f8faff 0%, #e6f2ff 100%);
  padding: 2rem;
  border-radius: 12px;
  border-left: 4px solid var(--primary-color);
}

.price-notes h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.price-notes ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.price-notes li {
  padding: 0.5rem 0;
  color: var(--text-medium);
  line-height: 1.6;
  position: relative;
  padding-left: 1.5rem;
}

.price-notes li::before {
  content: '•';
  position: absolute;
  left: 0.5rem;
  color: var(--primary-color);
  font-size: 1.25rem;
  line-height: 1.5;
}

.benefits-section {
  padding: var(--section-padding);
  background: var(--bg-white);
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.benefit-card {
  background: linear-gradient(135deg, #f8faff 0%, #e6f2ff 100%);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: all var(--transition-medium);
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.benefit-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-white);
}

.benefit-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.benefit-card p {
  font-size: 1rem;
  color: var(--text-medium);
  line-height: 1.6;
  margin-bottom: 0;
}

.download-section {
  padding: var(--section-padding);
  background: linear-gradient(135deg, #f8faff 0%, #e6f2ff 100%);
}

.download-content h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.download-content > p {
  text-align: center;
  font-size: 1.125rem;
  color: var(--text-medium);
  margin-bottom: 3rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.download-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.download-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: all var(--transition-medium);
}

.download-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.download-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, #f0f7ff 0%, #e6f2ff 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
}

.download-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.download-card p {
  font-size: 1rem;
  color: var(--text-medium);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.btn-download,
.btn-email {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border: none;
  border-radius: var(--radius-medium);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-medium);
}

.btn-download {
  background-color: var(--secondary-color);
  color: var(--bg-white);
}

.btn-download:hover {
  background-color: #b8050f;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(227, 6, 19, 0.3);
}

.btn-email {
  background-color: var(--primary-color);
  color: var(--bg-white);
}

.btn-email:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 51, 160, 0.3);
}

/* Breadcrumb Section */
.breadcrumb-section {
  background-color: var(--bg-light);
  padding: 0.75rem 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.breadcrumb a {
  color: var(--text-medium);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.breadcrumb .separator {
  color: var(--text-light);
}

.breadcrumb .current {
  color: var(--text-dark);
  font-weight: 600;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal.active {
  display: flex;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.3s ease;
}

.modal-container {
  position: relative;
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: slideUp 0.3s ease;
  z-index: 1;
}

.modal-header {
  text-align: center;
  padding: 2rem 1.5rem 1rem 1.5rem;
  background: var(--bg-white);
}

.modal-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin: 0 0 0.5rem 0;
}

.modal-subtitle {
  font-size: 0.938rem;
  color: var(--text-medium);
  margin: 0;
  line-height: 1.5;
}

.modal-close {
  background: none;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
  color: var(--text-medium);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-medium);
}

.modal-close:hover {
  background: var(--bg-light);
  color: var(--text-dark);
}

.modal-body {
  padding: 1rem 1.5rem 2rem 1.5rem;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.modal-form .form-row,
.email-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .modal-form .form-row,
  .email-form .form-row {
    grid-template-columns: 1fr;
  }
}

.modal-form select,
.modal-form input {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-medium);
  font-size: 0.938rem;
  font-family: var(--font-body);
  transition: var(--transition-fast);
  box-sizing: border-box;
}

.modal-form select:focus,
.modal-form input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(39, 124, 234, 0.1);
}

.modal-form button,
.email-form button {
  width: 100%;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.email-form .form-group {
  margin-bottom: 1.5rem;
}

.email-form label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
  font-size: 0.938rem;
}

.email-form label svg {
  flex-shrink: 0;
  color: var(--primary-color);
}

.email-form .required {
  color: #e74c3c;
  font-weight: 700;
}

.email-form input,
.email-form select {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-medium);
  font-size: 0.938rem;
  font-family: var(--font-body);
  transition: var(--transition-fast);
  box-sizing: border-box;
}

.email-form input:focus,
.email-form select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(39, 124, 234, 0.1);
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 0.75rem;
}

@media (max-width: 768px) {
  .checkbox-group {
    grid-template-columns: 1fr;
  }
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-medium);
  cursor: pointer;
  transition: var(--transition-fast);
  background: var(--bg-white);
}

.checkbox-label:hover {
  border-color: var(--primary-color);
  background: rgba(39, 124, 234, 0.02);
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  flex-shrink: 0;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark + .car-name {
  color: var(--primary-color);
  font-weight: 600;
}

.checkmark {
  display: none;
}

.car-name {
  flex: 1;
  font-size: 0.938rem;
  font-weight: 500;
  color: var(--text-dark);
}

.car-price {
  font-size: 0.875rem;
  color: var(--text-medium);
  font-weight: 600;
  white-space: nowrap;
}

.form-note {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(39, 124, 234, 0.05);
  border-radius: var(--radius-medium);
  font-size: 0.813rem;
  color: var(--text-medium);
  line-height: 1.5;
}

.form-note svg {
  flex-shrink: 0;
  color: var(--primary-color);
  margin-top: 2px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Prevent body scroll when modal is open */
body.modal-open {
  overflow: hidden;
}

/* Product Filters */
.product-filters {
  padding: 2rem 0;
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-light);
}

.filters-container {
  display: grid;
  gap: 2rem;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.filter-label {
  font-weight: 600;
  color: var(--text-dark);
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-light);
  background-color: var(--bg-white);
  color: var(--text-medium);
  border-radius: var(--radius-medium);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--primary-color);
  color: var(--bg-white);
  border-color: var(--primary-color);
}

/* Product Listing */
.products-listing {
  padding: var(--section-padding);
}

/* Product Category Sections */
.product-category-section {
  margin-bottom: 4rem;
}

.product-category-section:last-of-type {
  margin-bottom: 2rem;
}

.category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(39, 124, 234, 0.05) 0%, rgba(39, 124, 234, 0.02) 100%);
  border-radius: var(--radius-large);
  border-left: 4px solid var(--primary-color);
}

.green-section .category-header {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.05) 0%, rgba(34, 197, 94, 0.02) 100%);
  border-left-color: #22c55e;
}

.category-header-content {
  flex: 1;
}

.category-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 0.5rem 0;
  font-family: var(--font-heading);
}

.category-description {
  font-size: 1rem;
  color: var(--text-medium);
  margin: 0;
  line-height: 1.6;
}

.category-stats {
  display: flex;
  gap: 1rem;
  flex-shrink: 0;
}

.stat-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--bg-white);
  border-radius: var(--radius-medium);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  min-width: 100px;
}

.stat-badge.green {
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
  color: white;
}

.stat-badge .stat-number {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-badge.green .stat-number {
  color: white;
}

.stat-badge .stat-label {
  font-size: 0.813rem;
  color: var(--text-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.stat-badge.green .stat-label {
  color: rgba(255, 255, 255, 0.9);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .category-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }

  .category-stats {
    width: 100%;
    justify-content: space-between;
  }

  .stat-badge {
    flex: 1;
    min-width: auto;
    padding: 0.875rem 1rem;
  }

  .category-title {
    font-size: 1.375rem;
  }

  .category-description {
    font-size: 0.938rem;
  }
}

.no-results {
  text-align: center;
  padding: 3rem;
  color: var(--text-medium);
}

.no-results-content svg {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.no-results-content h3 {
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

/* Comparison Table */
.comparison-section {
  padding: var(--section-padding);
  background-color: var(--bg-light);
}

.comparison-table-container {
  overflow-x: auto;
  border-radius: var(--radius-medium);
  box-shadow: 0 4px 20px var(--shadow-light);
  background-color: var(--bg-white);
}

.comparison-table {
  width: 100%;
  min-width: 800px;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.comparison-table th {
  background-color: var(--bg-light);
  font-weight: 600;
  color: var(--text-dark);
}

.comparison-table th.highlight {
  background-color: var(--primary-color);
  color: var(--bg-white);
}

.comparison-table td.highlight {
  background-color: rgba(0, 51, 160, 0.05);
  font-weight: 600;
  color: var(--primary-color);
}

/* CTA Section */
.cta-section {
  padding: var(--section-padding);
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  color: var(--bg-white);
  text-align: center;
}

.cta-content h2 {
  color: var(--bg-white);
  margin-bottom: 1rem;
}

.cta-content p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  font-size: 1.125rem;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Product Detail Specific */
.product-hero {
  padding: 3rem 0;
  background-color: var(--bg-light);
}

.product-hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

.product-badge-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.product-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.stars {
  display: flex;
  gap: 0.25rem;
}

.star {
  color: var(--border-light);
  font-size: 1.25rem;
}

.star.filled {
  color: var(--accent-color);
}

.rating-text {
  font-size: 0.875rem;
  color: var(--text-medium);
}

.product-price-section {
  margin-bottom: 2rem;
}

.price-main {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.price-label {
  font-size: 1rem;
  color: var(--text-medium);
}

.price-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  font-family: var(--font-heading);
}

.price-unit {
  font-size: 1rem;
  color: var(--text-medium);
}

.price-promotion {
  font-size: 0.875rem;
  color: var(--secondary-color);
  font-weight: 600;
}

.product-highlights {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background-color: var(--bg-white);
  border-radius: var(--radius-medium);
  box-shadow: 0 2px 10px var(--shadow-light);
}

.highlight-item svg {
  color: var(--primary-color);
  flex-shrink: 0;
}

.highlight-item div {
  display: flex;
  flex-direction: column;
}

.highlight-label {
  font-size: 0.875rem;
  color: var(--text-medium);
}

.highlight-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
}

.product-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.product-hero-image {
  position: relative;
}

.main-image {
  border-radius: var(--radius-large);
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow-medium);
  margin-bottom: 1rem;
}

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

.image-thumbnails {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.thumbnail {
  flex-shrink: 0;
  border: 2px solid transparent;
  border-radius: var(--radius-medium);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition-fast);
  background: none;
  padding: 0;
}

.thumbnail.active,
.thumbnail:hover {
  border-color: var(--primary-color);
}

.thumbnail img {
  width: 80px;
  height: 60px;
  object-fit: cover;
  display: block;
}

/* Product Tabs */
.product-tabs {
  padding: var(--section-padding);
}

.tabs-nav {
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 2rem;
  gap: 0.5rem;
}

.tab-btn {
  padding: 1rem 1.5rem;
  background: none;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-medium);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.tab-btn:hover,
.tab-btn.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.tab-content {
  display: none;
}

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

.tab-content-wrapper {
  max-width: 1000px;
}

/* Overview Tab */
.overview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-top: 2rem;
}

.overview-item h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.overview-item p {
  color: var(--text-medium);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.overview-item img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-medium);
  box-shadow: 0 4px 20px var(--shadow-light);
}

/* Specs Tab */
.specs-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.specs-category h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.specs-category svg {
  color: var(--primary-color);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-white);
  border-radius: var(--radius-medium);
  overflow: hidden;
  box-shadow: 0 2px 10px var(--shadow-light);
}

.specs-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-light);
}

.specs-table td:first-child {
  color: var(--text-medium);
  font-weight: 500;
}

.specs-table td:last-child {
  font-weight: 600;
  color: var(--text-dark);
}

.specs-table tr:last-child td {
  border-bottom: none;
}

/* Features Tab */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.feature-category h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.feature-category svg {
  color: var(--primary-color);
}

.feature-list {
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background-color: var(--bg-white);
  border-radius: var(--radius-medium);
  box-shadow: 0 2px 10px var(--shadow-light);
  transition: transform var(--transition-fast);
}

.feature-list li:hover {
  transform: translateX(5px);
}

.feature-list li svg {
  color: var(--primary-color);
  flex-shrink: 0;
}

/* Pricing Tab */
.pricing-intro {
  background-color: var(--bg-light);
  padding: 1.5rem;
  border-radius: var(--radius-medium);
  margin-bottom: 2rem;
}

.pricing-table-container {
  overflow-x: auto;
  border-radius: var(--radius-medium);
  box-shadow: 0 4px 20px var(--shadow-light);
  background-color: var(--bg-white);
  margin-bottom: 2rem;
}

.pricing-table {
  width: 100%;
  min-width: 800px;
  border-collapse: collapse;
}

.pricing-table th {
  padding: 1rem;
  background-color: var(--primary-color);
  color: var(--bg-white);
  font-weight: 600;
  text-align: left;
}

.pricing-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-light);
}

.featured-row {
  background-color: rgba(0, 51, 160, 0.02);
}

.version-info h4 {
  margin-bottom: 0.25rem;
  color: var(--text-dark);
}

.version-details {
  font-size: 0.875rem;
  color: var(--text-medium);
  display: block;
  margin-bottom: 0.5rem;
}

.popular-badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background-color: var(--accent-color);
  color: var(--text-dark);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-small);
  text-transform: uppercase;
}

.price,
.discount,
.final-price {
  text-align: right;
}

.price-value,
.discount-value,
.final-price-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
}

.discount-value {
  color: var(--secondary-color);
}

.final-price-value {
  color: var(--text-dark);
  font-size: 1.5rem;
}

.pricing-notes {
  display: grid;
  gap: 0.75rem;
}

.note-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  background-color: var(--bg-light);
  border-radius: var(--radius-medium);
}

.note-item svg {
  color: var(--primary-color);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

/* Promotions Tab */
.promotion-total {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
  color: var(--bg-white);
  padding: 2rem;
  border-radius: var(--radius-large);
  text-align: center;
  margin-top: 2rem;
}

.total-savings h3 {
  color: var(--bg-white);
  margin-bottom: 1rem;
}

.total-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-color);
  font-family: var(--font-heading);
  margin-bottom: 0.5rem;
}

/* FAQ Section */
.faq-section {
  padding: var(--section-padding);
  background-color: var(--bg-light);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--bg-white);
  border-radius: var(--radius-medium);
  margin-bottom: 1rem;
  box-shadow: 0 2px 10px var(--shadow-light);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  transition: background-color var(--transition-fast);
}

.faq-question:hover {
  background-color: var(--bg-light);
}

.faq-question h3 {
  margin: 0;
  font-size: 1rem;
}

.faq-question svg {
  color: var(--primary-color);
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium), padding var(--transition-medium);
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
  color: var(--text-medium);
  line-height: 1.6;
}

/* Related Products */
.related-products {
  padding: var(--section-padding);
  background-color: var(--bg-white);
}

.product-card.compact {
  max-width: 320px;
}

.product-card.compact .product-image img {
  height: 200px;
}

.product-card.compact .product-content {
  padding: 1rem;
}

.product-summary {
  font-size: 0.875rem;
  color: var(--text-medium);
  margin-bottom: 1rem;
}

/* Responsive Design - Tablet */
@media (min-width: 640px) {
  :root {
    --container-padding: 2rem;
  }

  .hero-title {
    font-size: 3rem;
  }

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

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

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

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

  .filter-group {
    flex-direction: row;
    align-items: center;
  }

  .filter-label {
    min-width: 100px;
    flex-shrink: 0;
  }

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

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

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

  .phone-cta span {
    display: inline;
  }

  /* Hero fullscreen - tablet vẫn giữ layout dọc */
  .hero-fullscreen .hero-title {
    font-size: 2.25rem;
  }

  .hero-fullscreen .hero-subtitle {
    font-size: 1.0625rem;
  }

  .hero-fullscreen .hero-quote-form {
    max-width: 480px;
  }

  /* Promotions Hero - tablet */
  .hero-highlight {
    grid-template-columns: repeat(3, 1fr);
  }

  .promotions-hero .hero-banner {
    display: block;
  }

  .promotions-hero .hero-title {
    font-size: 2.5rem;
  }

  /* Car Promotions - tablet */
  .car-promotions-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Countdown - tablet */
  .countdown-timer {
    gap: 1.5rem;
  }

  /* Registration - tablet */
  .registration-content {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  /* Contact Page - tablet */
  .contact-highlights {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

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

  /* Price List Page - tablet */
  .price-highlights {
    grid-template-columns: repeat(3, 1fr);
  }

  .price-hero h1 {
    font-size: 2.5rem;
  }

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

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

}

/* Laptop - Grid 2 cột tỷ lệ 50:50 */
@media (min-width: 1024px) {
  .hero-fullscreen .hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 2.5rem;
    align-items: center;
    text-align: left;
  }

  .hero-fullscreen .hero-title {
    grid-column: 1 / 2;
    grid-row: 1;
    font-size: 2.5rem;
  }

  .hero-fullscreen .hero-subtitle {
    grid-column: 1 / 2;
    grid-row: 2;
    font-size: 1.125rem;
    max-width: 520px;
  }

  .hero-fullscreen .hero-quote-form {
    grid-column: 2 / 3;
    grid-row: 1 / 3;
    align-self: center;
    justify-self: center;
    max-width: 420px;
  }

  /* Promotions Hero - laptop */
  .promotions-hero .container {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .promotions-hero .hero-content {
    text-align: left;
  }

  .promotions-hero .hero-title {
    font-size: 2.75rem;
  }

  /* Car Promotions - laptop */
  .car-promotions-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .car-image {
    height: 250px;
  }

  /* Countdown - laptop */
  .time-unit {
    padding: 2rem 1.5rem;
  }

  .time-number {
    font-size: 3rem;
  }

  /* Contact Page - laptop */
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .contact-form-container {
    grid-column: 1 / 2;
  }

  .contact-info {
    grid-column: 2 / 3;
  }

  .action-buttons {
    grid-template-columns: 1fr;
  }

  /* Price List Page - laptop */
  .price-table {
    font-size: 1rem;
  }

  .price-table th,
  .price-table td {
    padding: 1.25rem 1rem;
  }

  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Desktop lớn - tăng kích thước */
@media (min-width: 1200px) {
  .hero-fullscreen .hero-content {
    gap: 3.5rem;
  }

  .hero-fullscreen .hero-title {
    font-size: 2.75rem;
  }

  .hero-fullscreen .hero-subtitle {
    font-size: 1.2rem;
    max-width: 600px;
  }

  .hero-fullscreen .hero-quote-form {
    max-width: 400px;
  }
}

/* Responsive Design - Desktop */
@media (min-width: 768px) {
  .nav-menu {
    display: flex !important;
    position: static !important;
    flex-direction: row !important;
    background-color: transparent !important;
    padding: 0 !important;
    box-shadow: none !important;
    max-height: none !important;
    overflow-y: visible !important;
  }

  .nav-menu .nav-item {
    opacity: 1 !important;
    transform: none !important;
  }

  .nav-toggle {
    display: none;
  }

  .promo-banner {
    padding: 3rem 0;
  }

  .promo-title {
    font-size: 2rem;
  }

  .promo-highlights {
    justify-content: center;
    gap: 2rem;
  }

  .promo-item {
    padding: 1rem 2rem;
  }

  .promo-item svg {
    width: 32px;
    height: 32px;
  }

  .promo-item span {
    font-size: 1.125rem;
  }

  .hero-title {
    font-size: 3.5rem;
  }

  .hero-quote-form {
    padding: 2rem;
  }

  .hero-quote-form h3 {
    font-size: 1.5rem;
  }

  .hero-quote-form .form-row {
    flex-direction: row;
    gap: 1rem;
  }

  .hero-quote-form select,
  .hero-quote-form input {
    flex: 1;
  }

  .modal-header h3 {
    font-size: 1.5rem;
  }

  .modal-form .form-row {
    flex-direction: row;
    gap: 1rem;
  }

  .modal-form select,
  .modal-form input {
    flex: 1;
  }

  .consultation-card {
    padding: 3rem;
  }

  .consultation-header h2 {
    font-size: 2.25rem;
  }

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

  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .promotions-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .test-drive-content {
    grid-template-columns: 1fr 1fr;
  }

  .location-info {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-content {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  .product-hero-content {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

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

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

  .overview-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
  }

  .overview-item:nth-child(even) {
    direction: rtl;
  }

  .overview-item:nth-child(even) > * {
    direction: ltr;
  }

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

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

/* Responsive Design - Large Desktop */
@media (min-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
  }

  .hero-title {
    font-size: 4rem;
  }

  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .product-highlights {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Extra Large Desktop */
@media (min-width: 1280px) {
  :root {
    --container-padding: 1rem;
  }

  .container {
    max-width: 1400px;
  }

  .hero-title {
    font-size: 4.5rem;
  }

  /* Hero fullscreen - màn hình rất lớn */
  .hero-fullscreen .hero-content {
    gap: 4rem;
  }

  .hero-fullscreen .hero-title {
    font-size: 3rem;
  }

  .hero-fullscreen .hero-subtitle {
    font-size: 1.25rem;
    max-width: 640px;
  }

  .hero-fullscreen .hero-quote-form {
    max-width: 440px;
    padding: 2.5rem 2.25rem;
  }

  .hero-fullscreen .hero-quote-form h3 {
    font-size: 1.5rem;
  }
}

/* Animations and Loading States */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.animate-slide-left {
  animation: slideInLeft 0.6s ease-out forwards;
}

.animate-slide-right {
  animation: slideInRight 0.6s ease-out forwards;
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--bg-white);
  animation: spin 1s ease-in-out infinite;
}

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

/* Form Validation States */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.1);
}

.error-message {
  color: var(--secondary-color);
  font-size: 0.75rem;
  margin-top: 0.25rem;
  display: block;
}

/* Success Messages */
.success-message {
  padding: 1rem;
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
  border-radius: var(--radius-medium);
  margin-bottom: 1rem;
}

/* Print Styles */
@media print {
  .header,
  .floating-buttons,
  .back-to-top,
  .cta-section,
  .test-drive {
    display: none !important;
  }

  body {
    font-size: 12pt;
    line-height: 1.4;
  }

  .container {
    max-width: none;
    padding: 0;
  }

  .product-card,
  .promotion-card,
  .feature-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid var(--border-light);
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --shadow-light: rgba(0, 0, 0, 0.3);
    --shadow-medium: rgba(0, 0, 0, 0.4);
    --shadow-dark: rgba(0, 0, 0, 0.5);
  }

  .btn {
    border-width: 2px;
  }

  .product-card,
  .promotion-card,
  .feature-card {
    border: 2px solid var(--border-light);
  }
}

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

  html {
    scroll-behavior: auto;
  }
}

/* Focus Visible Support */
.btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.nav-link:focus-visible,
.faq-question:focus-visible,
.thumbnail:focus-visible,
.tab-btn:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}