@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800;900&display=swap');

/* CSS Variables */
:root {
  --background: hsl(210, 20%, 98%);
  --foreground: hsl(210, 29%, 24%);
  --card: hsl(0, 0%, 100%);
  --card-foreground: hsl(210, 29%, 24%);
  --primary: hsl(204, 64%, 44%);
  --primary-foreground: hsl(0, 0%, 100%);
  --secondary: hsl(210, 29%, 24%);
  --secondary-foreground: hsl(0, 0%, 100%);
  --muted: hsl(210, 20%, 96%);
  --muted-foreground: hsl(210, 15%, 45%);
  --accent: hsl(28, 80%, 52%);
  --accent-foreground: hsl(0, 0%, 100%);
  --border: hsl(210, 20%, 90%);
  --industrial-dark: hsl(210, 29%, 24%);
  --industrial-darker: hsl(210, 35%, 15%);
  --mechanical-blue: hsl(204, 64%, 44%);
  --mechanical-blue-light: hsl(204, 64%, 55%);
  --warning-orange: hsl(28, 80%, 52%);
  --warning-orange-light: hsl(28, 80%, 58%);
  --steel-gray: hsl(210, 15%, 40%);
  --steel-light: hsl(210, 20%, 85%);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

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

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
}

/* Fade In Animation */
.fade-in-section {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Breathing Glow Animation */
@keyframes breathingGlow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(230, 126, 34, 0.4);
  }
  50% {
    box-shadow: 0 0 35px rgba(230, 126, 34, 0.7);
  }
}

.breathing-glow {
  animation: breathingGlow 2s ease-in-out infinite;
}

/* Bounce Animation */
@keyframes bounce {
  0%, 100% {
    transform: translateY(0) translateX(-50%);
  }
  50% {
    transform: translateY(-15px) translateX(-50%);
  }
}

.animate-bounce {
  animation: bounce 2s infinite;
}

/* Pulse Animation */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.animate-pulse {
  animation: pulse 2s infinite;
}

/* Hover Lift Effect */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* ================================
   HERO SECTION
================================ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, 
    rgba(31, 44, 54, 0.95), 
    rgba(44, 62, 80, 0.85), 
    rgba(44, 62, 80, 0.7));
}

.hero-content {
  position: relative;
  z-index: 10;
  padding: 5rem 1rem;
}

.hero-content h1 {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--primary-foreground);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero-content h1 span {
  display: block;
  margin-top: 0.5rem;
  color: var(--mechanical-blue-light);
}

.hero-content h2 {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--steel-light);
  margin-bottom: 2rem;
}

.hero-content h2 span {
  display: inline-block;
  border-left: 4px solid var(--mechanical-blue);
  padding-left: 1rem;
}

.hero-content p {
  font-size: 1.125rem;
  color: rgba(219, 219, 219, 0.9);
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.hero-content p .highlight {
  color: var(--warning-orange);
  font-weight: 700;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--warning-orange);
  color: var(--primary-foreground);
  font-weight: 700;
  font-size: 1.125rem;
  padding: 1rem 2rem;
  border-radius: 0.5rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-cta:hover {
  background: var(--warning-orange-light);
}

.btn-cta svg {
  width: 1.5rem;
  height: 1.5rem;
  transition: transform 0.3s ease;
}

.btn-cta:hover svg {
  transform: translateX(4px);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  z-index: 10;
}

.scroll-indicator .mouse {
  width: 2rem;
  height: 3rem;
  border: 2px solid rgba(219, 219, 219, 0.5);
  border-radius: 1rem;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 0.5rem;
}

.scroll-indicator .wheel {
  width: 0.375rem;
  height: 0.75rem;
  background: var(--mechanical-blue);
  border-radius: 0.25rem;
}

@media (min-width: 768px) {
  .hero-content h1 {
    font-size: 3rem;
  }
  
  .hero-content h2 {
    font-size: 1.5rem;
  }
  
  .btn-cta {
    font-size: 1.25rem;
    padding: 1.25rem 3rem;
  }
}

@media (min-width: 1024px) {
  .hero-content h1 {
    font-size: 2.75rem;
    text-align: center;
  }
  
  .hero-content h2 {
    font-size: 1.875rem;
     text-align: center;
  }
  .btn-cta{
    display: block;
    margin:0 auto;
  }
  .hero-content h2 span{
    border:none;
  }
.hero-content p{
  max-width: 1200px;
  text-align: center;
}
}

/* ================================
   ADVANTAGES SECTION
================================ */
.advantages-section {
  padding: 5rem 0;
  background: var(--muted);
}

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

.section-header h2 {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 600px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .section-header h2 {
    font-size: 2.25rem;
  }
  
  .advantages-section {
    padding: 7rem 0;
  }
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .advantages-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

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

.advantage-card {
  background: var(--card);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.05);
  text-align: center;
}

.advantage-card .icon-wrapper {
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1rem;
  background: rgba(41, 128, 185, 0.1);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.advantage-card:hover .icon-wrapper {
  background: rgba(41, 128, 185, 0.2);
}

.advantage-card .icon-wrapper svg {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--mechanical-blue);
}

.advantage-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.advantage-card p {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.btn-blue {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--mechanical-blue);
  color: var(--primary-foreground);
  font-weight: 600;
  padding: 1rem 2rem;
  border-radius: 0.5rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-blue:hover {
  background: var(--mechanical-blue-light);
  box-shadow: 0 10px 25px rgba(41, 128, 185, 0.3);
}

.btn-blue svg {
  width: 1.25rem;
  height: 1.25rem;
}

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

/* ================================
   PRODUCTS SECTION
================================ */
.products-section {
  padding: 5rem 0;
  background: var(--background);
}

@media (min-width: 768px) {
  .products-section {
    padding: 7rem 0;
  }
}

.swiper {
  padding-bottom: 4rem;
}

.product-slide {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(0, 0, 0, 0.03);
}

@media (min-width: 768px) {
  .product-slide {
    flex-direction: row;
  }
}

.product-slide .product-image {
  width: 100%;
}

@media (min-width: 768px) {
  .product-slide .product-image {
    width: 50%;
  }
}

.product-slide .product-image img {
  width: 100%;
  height: 16rem;
  object-fit: cover;
}

@media (min-width: 768px) {
  .product-slide .product-image img {
    height: 100%;
    min-height: 400px;
  }
}

.product-slide .product-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (min-width: 768px) {
  .product-slide .product-content {
    width: 50%;
    padding: 2.5rem;
  }
}

.product-slide h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .product-slide h3 {
    font-size: 1.875rem;
  }
}

.product-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.product-info .info-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.product-info .dot {
  width: 0.5rem;
  height: 0.5rem;
  margin-top: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.product-info .dot.blue {
  background: var(--mechanical-blue);
}

.product-info .dot.orange {
  background: var(--warning-orange);
}

.product-info .dot.gray {
  background: var(--steel-gray);
}

.product-info .info-item strong {
  color: var(--secondary);
}

.product-info .info-item span {
  color: var(--muted-foreground);
}

.swiper-navigation {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
}

.swiper-nav-btn {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--mechanical-blue);
  color: var(--primary-foreground);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.swiper-nav-btn:hover {
  background: var(--mechanical-blue-light);
}

.swiper-nav-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

.swiper-pagination-bullet {
  background: var(--mechanical-blue);
  opacity: 0.5;
}

.swiper-pagination-bullet-active {
  background: var(--warning-orange);
  opacity: 1;
}

/* ================================
   SPECS SECTION
================================ */
.specs-section {
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .specs-section {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.spec-panel {
  position: relative;
  height: 20rem;
  overflow: hidden;
  cursor: pointer;
}

@media (min-width: 768px) {
  .spec-panel {
    height: 500px;
  }
}

.spec-panel img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.spec-panel:hover img {
  transform: scale(1.1);
}

.spec-panel .overlay {
  position: absolute;
  inset: 0;
  background: rgba(31, 44, 54, 0.8);
  transition: background 0.3s ease;
}

.spec-panel:hover .overlay {
  background: rgba(31, 44, 54, 0.9);
}

.spec-panel .spec-title,
.spec-panel .spec-content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.spec-panel .spec-title h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-foreground);
  text-align: center;
}

@media (min-width: 768px) {
  .spec-panel .spec-title h3 {
    font-size: 1.875rem;
  }
}

.spec-panel .spec-content {
  opacity: 0;
  transform: translateY(20px);
}

.spec-panel:hover .spec-title {
  opacity: 0;
  transform: translateY(-20px);
}

.spec-panel:hover .spec-content {
  opacity: 1;
  transform: translateY(0);
}

.spec-panel .spec-content .inner {
  text-align: center;
}

.spec-panel .spec-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--mechanical-blue-light);
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .spec-panel .spec-content h3 {
    font-size: 1.5rem;
  }
}

.spec-panel .spec-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  line-height: 1.6;
}

@media (min-width: 768px) {
  .spec-panel .spec-content p {
    font-size: 1.125rem;
  }
}

/* ================================
   WHY US SECTION
================================ */
.whyus-section {
  padding: 5rem 0;
  background: var(--muted);
}

@media (min-width: 768px) {
  .whyus-section {
    padding: 7rem 0;
  }
}

.whyus-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 5rem;
}

@media (min-width: 1024px) {
  .whyus-grid {
    flex-direction: row;
  }
}

.whyus-image {
  width: 100%;
}

@media (min-width: 1024px) {
  .whyus-image {
    width: 50%;
  }
}

.whyus-image .image-container {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.whyus-image img {
  width: 100%;
  height: 16rem;
  object-fit: cover;
}

@media (min-width: 768px) {
  .whyus-image img {
    height: 24rem;
  }
}

.whyus-image .image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(31, 44, 54, 0.6), transparent);
}

.whyus-image .image-caption {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
}

.whyus-image .image-caption p {
  color: var(--primary-foreground);
  font-size: 1.125rem;
  font-weight: 500;
}

.whyus-points {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 1024px) {
  .whyus-points {
    width: 50%;
  }
}

.whyus-point-card {
  background: var(--card);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.whyus-point-card .icon-wrapper {
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: 1rem;
  background: rgba(41, 128, 185, 0.1);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.whyus-point-card .icon-wrapper svg {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--mechanical-blue);
}

.whyus-point-card h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 0.25rem;
}

.whyus-point-card p {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Engineer Specs */
.engineer-section {
  margin-top: 3rem;
}

.engineer-section .section-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .engineer-section .section-header h3 {
    font-size: 1.875rem;
  }
}

.engineer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .engineer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .engineer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.spec-card {
  background: var(--card);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.spec-card .card-inner {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.spec-card .icon-wrapper {
  width: 3rem;
  height: 3rem;
  flex-shrink: 0;
  background: rgba(41, 128, 185, 0.1);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.spec-card .icon-wrapper svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--mechanical-blue);
}

.spec-card h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.spec-card p {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Materials Card */
.materials-card {
  background: var(--card);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

@media (min-width: 768px) {
  .materials-card {
    grid-column: span 2;
  }
}

@media (min-width: 1024px) {
  .materials-card {
    grid-column: span 3;
  }
}

.materials-card .card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.materials-card .icon-wrapper {
  width: 3rem;
  height: 3rem;
  flex-shrink: 0;
  background: rgba(41, 128, 185, 0.1);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.materials-card .icon-wrapper svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--mechanical-blue);
}

.materials-card h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--secondary);
}

.materials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding-left: 4rem;
}

@media (min-width: 768px) {
  .materials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.materials-grid h5 {
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.materials-grid h5.blue {
  color: var(--mechanical-blue);
}

.materials-grid h5.orange {
  color: var(--warning-orange);
}

.materials-grid h5 svg {
  width: 1rem;
  height: 1rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
  border-radius: 1rem;
  color: var(--secondary);
}

.tag.blue {
  background: rgba(41, 128, 185, 0.1);
}

.tag.orange {
  background: rgba(230, 126, 34, 0.1);
}

/* ================================
   GALLERY SECTION
================================ */
.gallery-section {
  padding: 5rem 0;
  background: var(--background);
}

@media (min-width: 768px) {
  .gallery-section {
    padding: 7rem 0;
  }
}

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

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.gallery-item {
  position: relative;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  transition: transform 0.3s ease;
}

.gallery-item:hover {
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  height: 16rem;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(31, 44, 54, 0.9), rgba(31, 44, 54, 0.4), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary-foreground);
  margin-bottom: 0.25rem;
}

.gallery-overlay p {
  font-size: 0.875rem;
  color: rgba(219, 219, 219, 0.8);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(31, 44, 54, 0.95);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.lightbox.active {
  display: flex;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 3rem;
  height: 3rem;
  background: rgba(128, 128, 128, 0.5);
  border: none;
  border-radius: 50%;
  color: var(--primary-foreground);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.lightbox-close:hover {
  background: var(--steel-gray);
}

.lightbox-content {
  max-width: 900px;
  width: 100%;
}

.lightbox-content img {
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
  border-radius: 0.5rem;
}

.lightbox-caption {
  margin-top: 1.5rem;
  text-align: center;
}

.lightbox-caption h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-foreground);
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .lightbox-caption h3 {
    font-size: 1.5rem;
  }
}

.lightbox-caption p {
  color: rgba(219, 219, 219, 0.8);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 3rem;
  height: 3rem;
  background: rgba(128, 128, 128, 0.5);
  border: none;
  border-radius: 50%;
  color: var(--primary-foreground);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.lightbox-nav:hover {
  background: var(--steel-gray);
}

.lightbox-nav.prev {
  left: 1rem;
}

.lightbox-nav.next {
  right: 1rem;
}

.lightbox-nav svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* ================================
   ABOUT SECTION
================================ */
.about-section {
  position: relative;
  padding: 5rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .about-section {
    padding: 7rem 0;
  }
}

.about-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.about-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-bg .overlay {
  position: absolute;
  inset: 0;
  background: rgba(31, 44, 54, 0.9);
}

.about-content {
  position: relative;
  z-index: 10;
}

.about-section .section-header h2 {
  color: var(--primary-foreground);
}

.about-section .section-header p {
  color: rgba(219, 219, 219, 0.8);
}

.about-points {
  max-width: 900px;
  margin: 0 auto 4rem;
}

.about-point {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: rgba(44, 62, 80, 0.5);
  backdrop-filter: blur(10px);
  padding: 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(128, 128, 128, 0.3);
  margin-bottom: 1rem;
}

.about-point svg {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
  color: var(--mechanical-blue);
  margin-top: 0.125rem;
}

.about-point p {
  color: rgba(255, 255, 255, 0.9);
}

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

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.stat-card {
  background: rgba(41, 128, 185, 0.2);
  backdrop-filter: blur(10px);
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(41, 128, 185, 0.3);
  text-align: center;
}

.stat-card .value {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--mechanical-blue-light);
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .stat-card .value {
    font-size: 2.25rem;
  }
}

.stat-card .label {
  font-size: 0.875rem;
  color: rgba(219, 219, 219, 0.8);
}

/* ================================
   CONTACT SECTION
================================ */
.contact-section {
  padding: 5rem 0;
  background: var(--muted);
}

@media (min-width: 768px) {
  .contact-section {
    padding: 7rem 0;
  }
}

.contact-section .section-header p .highlight {
  color: var(--warning-orange);
  font-weight: 600;
}

.contact-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .contact-grid {
    flex-direction: row;
  }
}

.contact-info {
  width: 100%;
}

@media (min-width: 1024px) {
  .contact-info {
    width: 40%;
  }
}

.contact-card {
  background: var(--card);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.contact-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-item .icon-wrapper {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  background: rgba(41, 128, 185, 0.1);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item .icon-wrapper svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--mechanical-blue);
}

.contact-item h4 {
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 0.25rem;
}

.contact-item p,
.contact-item a {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.contact-item a {
  color: var(--mechanical-blue);
  transition: color 0.3s ease;
}

.contact-item a:hover {
  text-decoration: underline;
}

.social-section {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.social-section h4 {
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 1rem;
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(41, 128, 185, 0.1);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.social-link:hover {
  background: rgba(41, 128, 185, 0.2);
}

.social-link svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--mechanical-blue);
}

/* Contact Form */
.contact-form-wrapper {
  width: 100%;
}

@media (min-width: 1024px) {
  .contact-form-wrapper {
    width: 60%;
  }
}

.contact-form-wrapper .contact-card {
  padding: 1.5rem;
}

@media (min-width: 768px) {
  .contact-form-wrapper .contact-card {
    padding: 2rem;
  }
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--foreground);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--mechanical-blue);
  box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.2);
}

.form-group textarea {
  resize: none;
  min-height: 120px;
}

.form-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-bottom: 1.25rem;
}

.form-note svg {
  width: 1rem;
  height: 1rem;
  color: var(--mechanical-blue);
}

.btn-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--warning-orange);
  color: var(--primary-foreground);
  font-weight: 700;
  font-size: 1rem;
  padding: 1rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background 0.3s ease;
}

.btn-submit:hover {
  background: var(--warning-orange-light);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-submit svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ================================
   FOOTER
================================ */
.footer {
  background: var(--industrial-darker);
  color: var(--primary-foreground);
  padding: 4rem 0;
}

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

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-brand h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-brand h3 span {
  color: var(--mechanical-blue-light);
}

.footer-brand p {
  color: rgba(219, 219, 219, 0.7);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(128, 128, 128, 0.3);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.footer-social a:hover {
  background: rgba(41, 128, 185, 0.5);
}

.footer-social a svg {
  width: 1.25rem;
  height: 1.25rem;
}

.footer-contact h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-contact-list {
  font-size: 0.875rem;
  color: rgba(219, 219, 219, 0.7);
}

.footer-contact-list p {
  margin-bottom: 0.75rem;
}

.footer-contact-list span {
  color: var(--steel-light);
}

.footer-contact-list a {
  color: var(--mechanical-blue-light);
  transition: color 0.3s ease;
}

.footer-contact-list a:hover {
  text-decoration: underline;
}

.footer-services h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.services-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.service-tag {
  padding: 0.375rem 0.75rem;
  background: rgba(128, 128, 128, 0.3);
  color: rgba(219, 219, 219, 0.8);
  font-size: 0.75rem;
  border-radius: 1rem;
  transition: background 0.3s ease;
}

.service-tag:hover {
  background: rgba(41, 128, 185, 0.3);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(128, 128, 128, 0.3);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: rgba(219, 219, 219, 0.5);
}

/* Utility Classes */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}