/* ========================================
   AROHAN MOTORS - Landing Page Styles
   Theme: Yellow (#F5A623) & Navy Blue (#1A2744)
   ======================================== */

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --navy: #1A2744;
  --navy-light: #243352;
  --navy-dark: #111B2E;
  --yellow: #F5A623;
  --yellow-light: #FFBF47;
  --yellow-dark: #D48E1A;
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-500: #6B7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --font-primary: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-heading: 'Poppins', 'Inter', sans-serif;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
  --transition: 0.3s ease;
}

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

body {
  font-family: var(--font-primary);
  color: var(--gray-900);
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--white);
}

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

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}

.section-title p {
  font-size: 1.05rem;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
}

.section-title .accent-line {
  width: 60px;
  height: 4px;
  background: var(--yellow);
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ========================================
   HEADER / NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--navy);
  transition: box-shadow var(--transition), background var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.navbar-logo img {
  height: 48px;
  width: auto;
}

.navbar-menu {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.navbar-menu a {
  color: rgba(255,255,255,0.85);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 0;
  position: relative;
  transition: color var(--transition);
}

.navbar-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--yellow);
  transition: width var(--transition);
}

.navbar-menu a:hover,
.navbar-menu a.active {
  color: var(--yellow);
}

.navbar-menu a:hover::after,
.navbar-menu a.active::after {
  width: 100%;
}

.navbar-cta {
  background: var(--yellow);
  color: var(--navy) !important;
  padding: 10px 24px !important;
  border-radius: 6px;
  font-weight: 600 !important;
  transition: background var(--transition), transform var(--transition) !important;
}

.navbar-cta:hover {
  background: var(--yellow-light) !important;
  transform: translateY(-1px);
}

.navbar-cta::after {
  display: none !important;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.menu-toggle span {
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
  border-radius: 1px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 50%, var(--navy-dark) 100%);
  overflow: hidden;
  padding-top: 72px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(245,166,35,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,166,35,0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.hero .container {
  display: flex;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 2;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-badge {
  display: inline-block;
  background: rgba(245,166,35,0.15);
  color: var(--yellow);
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  border: 1px solid rgba(245,166,35,0.25);
}

.hero-content h1 {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-content h1 span {
  color: var(--yellow);
}

.hero-content p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--yellow);
  color: var(--navy);
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary:hover {
  background: var(--yellow-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245,166,35,0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--white);
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  border: 2px solid rgba(255,255,255,0.3);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-secondary:hover {
  border-color: var(--yellow);
  color: var(--yellow);
  background: rgba(245,166,35,0.05);
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
}

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

.hero-stat .number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--yellow);
}

.hero-stat .label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-parts-img {
  max-width: 100%;
  height: auto;
  max-height: 420px;
  filter: drop-shadow(0 10px 30px rgba(245, 166, 35, 0.2));
}

/* ========================================
   FEATURES / VALUE PROPS
   ======================================== */
.features {
  padding: 80px 0;
  background: var(--white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  text-align: center;
  padding: 40px 30px;
  border-radius: 12px;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
  background: var(--white);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--yellow);
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: rgba(245,166,35,0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.feature-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--yellow);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ========================================
   BRAND SLIDERS
   ======================================== */
.brands-section {
  padding: 80px 0;
  background: var(--gray-50);
}

.brand-category-label {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.brand-category-label::before,
.brand-category-label::after {
  content: '';
  width: 40px;
  height: 2px;
  background: var(--yellow);
}

.slider-wrapper {
  position: relative;
  overflow: hidden;
  margin-bottom: 50px;
  padding: 10px 0;
}

.slider-track {
  display: flex;
  gap: 40px;
  animation: scroll-left 25s linear infinite;
  width: max-content;
}

.slider-track:hover {
  animation-play-state: paused;
}

@keyframes scroll-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.brand-card {
  flex-shrink: 0;
  width: 160px;
  height: 90px;
  background: var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}

.brand-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--yellow);
  transform: scale(1.05);
}

.brand-card img,
.brand-card svg {
  max-height: 55px;
  max-width: 130px;
  object-fit: contain;
}

/* ========================================
   PRODUCT CATEGORIES
   ======================================== */
.categories {
  padding: 80px 0;
  background: var(--white);
}

.section-title-left {
  text-align: left;
}

.section-title-left h2 span {
  color: var(--yellow);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.category-card {
  text-align: center;
  padding: 30px 16px 24px;
  background: var(--gray-50);
  border-radius: 10px;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
  cursor: pointer;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--yellow);
  background: var(--white);
}

.category-card .icon-wrap {
  width: 80px;
  height: 80px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-card .icon-wrap img,
.category-card .icon-wrap svg {
  width: 64px;
  height: 64px;
}

.category-card h4 {
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-700);
  line-height: 1.4;
}

@media (max-width: 1024px) {
  .categories-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 768px) {
  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
  }
}

@media (max-width: 480px) {
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .category-card {
    padding: 20px 12px 18px;
  }
  .category-card .icon-wrap {
    width: 60px;
    height: 60px;
  }
  .category-card .icon-wrap img,
  .category-card .icon-wrap svg {
    width: 48px;
    height: 48px;
  }
}

/* ========================================
   ABOUT US
   ======================================== */
.about {
  padding: 100px 0;
  background: var(--navy);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245,166,35,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.about .container {
  display: flex;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 2;
}

.about-content {
  flex: 1;
}

.about-content .section-title {
  text-align: left;
}

.about-content .section-title h2 {
  color: var(--white);
}

.about-content .section-title p {
  color: rgba(255,255,255,0.6);
}

.about-text {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-bottom: 30px;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 30px;
}

.about-highlight {
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-highlight .check-icon {
  width: 28px;
  height: 28px;
  background: rgba(245,166,35,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.about-highlight .check-icon svg {
  width: 14px;
  height: 14px;
  stroke: var(--yellow);
  fill: none;
  stroke-width: 3;
}

.about-highlight span {
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
}

.about-visual {
  flex: 1;
  display: flex;
  justify-content: center;
}

.about-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.about-stat-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 28px;
  text-align: center;
  transition: all var(--transition);
}

.about-stat-card:hover {
  background: rgba(245,166,35,0.08);
  border-color: rgba(245,166,35,0.3);
}

.about-stat-card .stat-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--yellow);
}

.about-stat-card .stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-top: 6px;
}

/* ========================================
   SERVICES
   ======================================== */
.services {
  padding: 80px 0;
  background: var(--gray-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--yellow);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(26,39,68,0.06);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--navy);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.service-card p {
  font-size: 0.88rem;
  color: var(--gray-500);
  line-height: 1.55;
}

/* ========================================
   TESTIMONIALS
   ======================================== */
.testimonials {
  padding: 80px 0;
  background: var(--white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 32px;
  transition: all var(--transition);
  position: relative;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--yellow);
}

.testimonial-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 16px;
}

.testimonial-stars svg {
  width: 18px;
  height: 18px;
  fill: var(--yellow);
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--yellow);
  font-weight: 700;
  font-size: 1rem;
}

.testimonial-author-info h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
}

.testimonial-author-info p {
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--yellow) 0%, var(--yellow-dark) 100%);
  text-align: center;
}

.cta-section h2 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 1.1rem;
  color: var(--navy);
  opacity: 0.8;
  margin-bottom: 36px;
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-dark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--navy);
  color: var(--white);
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-dark:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(26,39,68,0.3);
}

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--navy);
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  border: 2px solid var(--navy);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-outline-dark:hover {
  background: var(--navy);
  color: var(--white);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--navy-dark);
  color: var(--white);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand img {
  height: 44px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--yellow);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
  fill: var(--white);
}

.footer-social a:hover svg {
  fill: var(--navy);
}

.footer h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  stroke: var(--yellow);
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-contact-item p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

/* ========================================
   WHATSAPP FLOATING BUTTON
   ======================================== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
}

.whatsapp-btn {
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  position: relative;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37,211,102,0.5);
}

.whatsapp-btn svg {
  width: 32px;
  height: 32px;
  fill: var(--white);
}

.whatsapp-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(37,211,102,0.3);
  animation: pulse 2s ease-out infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.5); opacity: 0; }
}

.whatsapp-tooltip {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--white);
  color: var(--gray-900);
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--white);
}

/* ========================================
   SCROLL TO TOP
   ======================================== */
.scroll-top {
  position: fixed;
  bottom: 96px;
  right: 28px;
  width: 44px;
  height: 44px;
  background: var(--navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 998;
  box-shadow: var(--shadow-md);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--yellow);
  transform: translateY(-3px);
}

.scroll-top svg {
  width: 20px;
  height: 20px;
  stroke: var(--white);
  fill: none;
  stroke-width: 2.5;
}

.scroll-top:hover svg {
  stroke: var(--navy);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .hero .container {
    flex-direction: column;
    text-align: center;
    padding-top: 40px;
    padding-bottom: 40px;
  }
  .hero-content { max-width: 100%; }
  .hero-content p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-parts-img { max-height: 300px; }
  .about .container { flex-direction: column; }
  .about-content .section-title { text-align: center; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .navbar-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: 20px;
    gap: 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  }
  .navbar-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .navbar-menu li { width: 100%; }
  .navbar-menu a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
  .navbar-cta { text-align: center; margin-top: 10px; }
  .menu-toggle { display: flex; }
  .hero-content h1 { font-size: 2.2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .about-highlights { grid-template-columns: 1fr; }
  .about-stats-grid { grid-template-columns: 1fr 1fr; }
  .section-title h2 { font-size: 1.75rem; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-content h1 { font-size: 1.8rem; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .hero-parts-img { max-height: 240px; }
  .hero-buttons { flex-direction: column; }
  .cta-buttons { flex-direction: column; align-items: center; }
}