/* Base Styles & Variables */
:root {
  --primary-color: #2c3e50;
  --secondary-color: #34495e;
  --accent-color: #3498db;
  --text-color: #333;
  --light-bg: #f8f9fa;
  --dark-bg: #1e272e;
  --header-height: 80px;
  --header-height-scrolled: 60px;
  --transition-speed: 0.3s;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  overflow-x: hidden;
  width: 100%;
  position: relative;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 0;
}

section {
  padding: 3rem 0;
}

h1, h2, h3 {
  margin-bottom: 1rem;
  line-height: 1.2;
}

ul {
  list-style-position: inside;
  margin-left: 1rem;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  width: 80px;
  height: 3px;
  background-color: var(--accent-color);
  transform: translateX(-50%);
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(5px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 5%;
  height: var(--header-height);
  transition: all var(--transition-speed) ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header.scrolled {
  height: var(--header-height-scrolled);
  background-color: rgba(255, 255, 255, 0.98);
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: white;
  display: flex;
  align-items: center;
}

.logo-img {
  height: 50px;
  width: auto;
  transition: height var(--transition-speed) ease;
}

header.scrolled .logo-img {
  height: 40px;
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 2rem;
}

.nav-links li a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: color var(--transition-speed) ease;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  width: 25px;
  height: 18px;
  padding: 0;
}

.mobile-menu-btn span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--primary-color);
  transition: all 0.3s ease-in-out;
  position: absolute;
  left: 0;
}

.mobile-menu-btn span:nth-child(1) {
  top: 0;
}

.mobile-menu-btn span:nth-child(2) {
  top: 8px;
}

.mobile-menu-btn span:nth-child(3) {
  top: 16px;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Dropdown Menu Styles */
.dropdown {
  position: relative;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: white;
  min-width: 200px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  border-radius: 8px;
  z-index: 1000;
  padding: 8px 0;
  margin-top: 10px;
  opacity: 0;
  transition: all 0.3s ease;
}

.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 8px solid white;
}

/* Desktop dropdown hover */
@media (min-width: 769px) {
  .dropdown:hover .dropdown-menu {
    display: block;
    opacity: 1;
  }
}

/* Mobile dropdown active state */
.dropdown.active .dropdown-menu {
  display: block;
  opacity: 1;
}

.dropdown-menu li {
  margin: 0;
  padding: 0;
}

.dropdown-menu a {
  padding: 12px 20px;
  display: block;
  white-space: nowrap;
  color: var(--secondary-color);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.dropdown-menu a:hover {
  background-color: rgba(52, 152, 219, 0.05);
  color: var(--accent-color);
  border-left: 3px solid var(--accent-color);
}

/* Animation Keyframes */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes kenBurns {
  from {
    transform: scale(1.05);
  }
  to {
    transform: scale(1);
  }
}

/* Hero Section Enhanced */
.hero {
  position: relative;
  height: calc(100vh - var(--header-height));
  margin-top: var(--header-height);
  background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.7)), url('hero.jpeg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  padding: 2rem;
  overflow: hidden;
  z-index: 1;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: inherit;
  background-size: cover;
  background-position: center;
  animation: kenBurns 20s ease-out forwards;
  z-index: -1;
}

.hero-content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: fadeInUp 1s ease-out forwards;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 1px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero h1 .emphasis {
  display: block;
  font-size: clamp(1.2rem, 2.5vw, 2rem);
  margin-top: 1rem;
  font-weight: 500;
  text-transform: none;
  opacity: 0;
  animation: fadeInUp 1s ease-out forwards 0.5s;
}

.hero p {
  font-size: clamp(1rem, 1.5vw, 1.3rem);
  max-width: 800px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
  opacity: 0;
  animation: fadeInUp 1s ease-out forwards 1s;
}

.cta-button {
  display: inline-block;
  padding: clamp(0.8rem, 1.5vw, 1.2rem) clamp(1.5rem, 2.5vw, 2.5rem);
  background-color: var(--accent-color);
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: clamp(0.9rem, 1.2vw, 1.1rem);
  border-radius: 6px;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0;
  animation: zoomIn 1s ease-out forwards 1.5s;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
  background-color: white;
  color: var(--accent-color);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* About Section Enhanced */
.about {
  position: relative;
  z-index: 2;
  background-color: var(--light-bg);
  padding: 4rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out forwards;
}

.about-item {
  position: relative;
  background-color: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: all 0.4s ease;
  overflow: hidden;
  opacity: 0;
  transform: translateY(20px);
}

.about-item[data-aos="fade-up"] {
  animation: fadeInUp 0.6s ease-out forwards;
}

.about-item:nth-child(2) {
  animation-delay: 0.2s;
}

.about-item:nth-child(3) {
  animation-delay: 0.4s;
}

.about-item:nth-child(4) {
  animation-delay: 0.6s;
}

.card-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent-color);
  opacity: 0.8;
}

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

.about-item .icon {
  font-size: 2.8rem;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
  opacity: 0.9;
  transition: transform 0.3s ease;
}

.about-item:hover .icon {
  transform: translateY(-3px);
}

.about-item h2 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.about-item p {
  color: var(--secondary-color);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.about-item ul {
  list-style: none;
  padding-left: 1.5rem;
}

.about-item li {
  position: relative;
  padding-left: 1.8rem;
  margin-bottom: 0.8rem;
  color: var(--secondary-color);
  font-size: 1.05rem;
  line-height: 1.6;
}

.about-item li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-color);
  opacity: 0.8;
}

/* Services Section */
.services {
  position: relative;
  z-index: 2;
  background-color: white;
  padding: 6rem 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
}

.service-column {
  background-color: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(-30px);
  visibility: hidden;
}

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

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
    visibility: hidden;
  }
  to {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
  }
}

/* Delays for service columns */
.service-column:nth-child(1) {
  animation: fadeInDown 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  animation-delay: 0s;
}
.service-column:nth-child(2) {
  animation: fadeInDown 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  animation-delay: 0.4s;
}
.service-column:nth-child(3) {
  animation: fadeInDown 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  animation-delay: 0.8s;
}

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

.service-header {
  text-align: center;
  margin-bottom: 2.5rem;
  position: relative;
}

.service-icon {
  font-size: 2.8rem;
  color: var(--accent-color);
  margin-bottom: 1.2rem;
  opacity: 0.9;
  transition: transform 0.3s ease;
}

.service-column:hover .service-icon {
  transform: translateY(-3px);
}

.service-header h3 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-weight: 600;
}

.title-accent {
  height: 3px;
  width: 0;
  background: var(--accent-color);
  margin: 0 auto;
  transition: width 0.6s ease;
  opacity: 0.8;
}

.service-column.fade-in .title-accent {
  width: 60px;
}

.service-column ul {
  list-style: none;
  padding-left: 1.5rem;
  margin: 0;
}

.service-column li {
  position: relative;
  padding-left: 1.8rem;
  margin-bottom: 0.8rem;
  color: var(--secondary-color);
  font-size: 1.05rem;
  line-height: 1.6;
}

.service-column li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-color);
  opacity: 0.8;
}

/* Current Projects Styles */
.projects {
  position: relative;
  z-index: 1;
  background-color: var(--light-bg);
  padding: 6rem 0;
  margin-top: -3rem;
}

.projects .section-title {
  margin-bottom: 4rem;
}

.projects-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
}

.project-item {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
}

.project-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

/* Updated project-image styling using img elements */
.project-image {
  width: 100%;
  height: 300px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.project-info {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  background: white;
}

.project-info::before {
  content: '';
  position: absolute;
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 4px;
  background-color: var(--accent-color);
  border-radius: 0 0 4px 4px;
}

.project-info h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.5rem;
  line-height: 1.3;
  font-weight: 600;
  transition: color 0.3s ease;
}

.project-item:hover .project-info h3 {
  color: var(--accent-color);
}

.project-info p {
  color: var(--secondary-color);
  margin-bottom: 1.5rem;
  line-height: 1.6;
  font-size: 1.05rem;
}

.project-details {
  margin: 1.5rem 0;
  flex-grow: 1;
  background: var(--light-bg);
  padding: 1.5rem;
  border-radius: 8px;
}

.project-details ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.project-details li {
  position: relative;
  padding-left: 1.8rem;
  margin-bottom: 0.8rem;
  color: var(--secondary-color);
  font-size: 1rem;
  line-height: 1.5;
}

.project-details li:last-child {
  margin-bottom: 0;
}

.project-details li::before {
  content: "\f058";
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-size: 1rem;
}

.project-meta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.project-category,
.project-status {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1;
}

.project-category {
  background-color: var(--accent-color);
  color: white;
}

.project-category::before {
  content: "\f54f";
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  margin-right: 0.5rem;
}

.project-status {
  background-color: var(--light-bg);
  color: var(--secondary-color);
}

.project-status::before {
  content: "\f017";
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  margin-right: 0.5rem;
}

.project-status.completed {
  background-color: #e8f5e9;
  color: #2e7d32;
}

.project-status.completed::before {
  content: "\f00c";
}

@media (max-width: 768px) {
  .project-image {
    height: 250px;
  }
  .project-info {
    padding: 1.5rem;
  }
  .project-details {
    padding: 1rem;
  }
  .project-info h3 {
    font-size: 1.3rem;
  }
  .project-meta {
    flex-direction: column;
    gap: 0.5rem;
  }
  .project-category,
  .project-status {
    width: 100%;
    justify-content: center;
  }
}

/* Lightbox Styles */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 1100;
  justify-content: center;
  align-items: center;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  color: white;
  font-size: 30px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 10px;
}

/* Company Profile Styles */
.about-section {
  background-color: white;
  padding: 4rem 0;
}

.about-content {
  max-width: 1000px;
  margin: 0 auto;
}

.lead-text {
  font-size: 1.2rem;
  line-height: 1.8;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--secondary-color);
}

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

.about-image {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.about-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.about-image h3 {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: white;
  margin: 0;
}

/* Associations Styles */
.associations {
  background-color: var(--light-bg);
  padding: 4rem 0;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(200px, 1fr));
  gap: 2rem;
  align-items: center;
  justify-items: center;
  margin-top: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.partner-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
  height: 120px;
  width: 200px;
}

.partner-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.partner-item img {
  max-width: 100%;
  max-height: 100%;
  height: auto;
  object-fit: contain;
  transition: all 0.3s ease;
  filter: grayscale(0%) opacity(100%);
}

.partner-item:hover img {
  transform: scale(1.05);
  filter: grayscale(100%) opacity(70%);
}

/* Warranty Section Styles */
.warranty {
  background-color: var(--light-bg);
  padding: 4rem 0;
}

.warranty-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.warranty-info {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.warranty-logo {
  max-width: 300px;
  height: auto;
  margin-bottom: 2rem;
}

.warranty-info p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--secondary-color);
}

/* Contact Section */
.contact {
  background-color: white;
}

.contact-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 2rem;
}

.contact-form {
  background-color: var(--light-bg);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

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

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
}

.form-group textarea {
  resize: vertical;
}

.submit-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: var(--accent-color);
  color: white;
  font-weight: 600;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-speed) ease;
}

.submit-btn:hover {
  background-color: #2980b9;
}

.contact-info {
  padding: 2rem;
  background-color: var(--secondary-color);
  color: white;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.contact-info h3 {
  margin-bottom: 1.5rem;
  font-size: 1.8rem;
}

.contact-info p {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
}

.contact-info i {
  margin-right: 0.75rem;
  font-size: 1.2rem;
}

.contact-info a {
  color: white;
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-info a:hover {
  color: rgba(255, 255, 255, 0.8);
}

/* Footer */
footer {
  background: rgba(255, 255, 255, 0.98);
  color: var(--primary-color);
  padding: 1.5rem 0 0.5rem;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.footer-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-logo img {
  max-width: 80px;
  height: auto;
}

.footer-info h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--primary-color);
  font-weight: 600;
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--secondary-color);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  width: 100%;
  text-align: center;
  padding-top: 1rem;
}

.footer-bottom p {
  color: var(--secondary-color);
  font-size: 0.85rem;
  margin: 0;
}

/* Responsive Styles */
@media (max-width: 768px) {
  header {
    background-color: rgba(255, 255, 255, 0.98);
    padding: 0 1rem;
    justify-content: center;
    height: 90px;
    width: 100%;
  }
  .logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }
  .logo-img {
    height: 110px;
    width: auto;
    margin-top: 5px;
  }
  header.scrolled .logo-img {
    height: 65px;
  }
  .mobile-menu-btn {
    position: absolute;
    left: 1rem;
    display: block;
    z-index: 1001;
  }
  .footer-top {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }
  .footer-info {
    flex-direction: column;
  }
  .footer-links ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 100%;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.98);
    transition: right var(--transition-speed) ease;
    z-index: 1000;
    padding: 80px 0 20px;
    overflow-y: auto;
  }
  .nav-links.active {
    right: 0;
  }
  .nav-links li {
    margin: 1rem 0;
    width: 80%;
    text-align: center;
  }
  .nav-links li a {
    color: var(--primary-color);
    font-size: 1.3rem;
    display: block;
    padding: 0.5rem 1rem;
  }
  .dropdown {
    width: 80%;
  }
  .dropdown-menu {
    position: static;
    box-shadow: none;
    transform: none;
    left: 0;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
    width: 100%;
    max-height: 0;
    overflow: hidden;
    padding: 0;
    background-color: rgba(0, 0, 0, 0.03);
    border-radius: 4px;
  }
  .dropdown.active .dropdown-menu {
    max-height: 300px;
    padding: 8px 0;
  }
  .dropdown-menu::before {
    display: none;
  }
  .dropdown-menu a {
    padding: 1rem;
    text-align: center;
    font-size: 1.1rem;
  }
  .dropdown > a::after {
    content: '\f107';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    margin-left: 8px;
    transition: transform 0.3s ease;
  }
  .dropdown.active > a::after {
    transform: rotate(180deg);
  }
  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg);
    transform-origin: center;
    margin: 0;
    position: absolute;
    top: 50%;
  }
  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }
  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg);
    transform-origin: center;
    margin: 0;
    position: absolute;
    top: 50%;
  }
  .hero {
    height: calc(100vh - var(--header-height-scrolled));
    margin-top: var(--header-height-scrolled);
    padding: 1rem;
    width: 100%;
  }
  .hero h1 {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
  }
  .hero h1 .emphasis {
    font-size: clamp(1rem, 2vw, 1.8rem);
  }
  .hero p {
    font-size: clamp(0.9rem, 1.2vw, 1.1rem);
    padding: 0 1rem;
  }
  .cta-button {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }
  .section-title {
    font-size: 2rem;
  }
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  .footer-links {
    margin-top: 1.5rem;
  }
  .footer-links ul {
    flex-wrap: wrap;
    justify-content: center;
  }
  .footer-links li {
    margin: 0.5rem;
  }
  .about-images {
    grid-template-columns: 1fr;
  }
  .partners-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
  }
  .partner-item img {
    max-width: 120px;
  }
  .warranty-info {
    padding: 1.5rem;
  }
  .container {
    width: 95%;
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

@media (max-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .projects-grid.split-view {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 2rem;
  }
}

@media (max-width: 576px) {
  .about-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }
  .container {
    width: 95%;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }
  .hero {
    padding: 1rem 0.5rem;
  }
  .hero h1 {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
  }
  .hero h1 .emphasis {
    font-size: clamp(0.9rem, 1.8vw, 1.5rem);
  }
  .hero p {
    font-size: clamp(0.8rem, 1.1vw, 1rem);
    padding: 0 0.5rem;
  }
  .cta-button {
    padding: 0.7rem 1.2rem;
    font-size: 0.8rem;
  }
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

/* Video Section */
.video-section {
  padding: 4rem 0;
  background-color: var(--light-bg);
  position: relative;
  z-index: 2;
}

.video-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1rem;
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-description {
  text-align: center;
  margin-top: 2rem;
  color: var(--secondary-color);
  font-size: 1.1rem;
  line-height: 1.6;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .video-section {
    padding: 3rem 0;
  }
  .video-description {
    font-size: 1rem;
    padding: 0 1rem;
  }
}

/* Scroll to Top Button */
#scrollToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: var(--accent-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  z-index: 1000;
}

#scrollToTop.show {
  opacity: 1;
  visibility: visible;
}

#scrollToTop:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
}

/* Notifications */
.notification {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(100%);
  padding: 15px 25px;
  border-radius: 5px;
  color: white;
  font-weight: 500;
  z-index: 1000;
  opacity: 0;
  transition: all 0.3s ease;
}

.notification.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.notification.success {
  background-color: #4CAF50;
}

.notification.error {
  background-color: #f44336;
}

/* Video Loading Animation */
.video-wrapper {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.video-wrapper.loaded {
  opacity: 1;
  transform: translateY(0);
}

/* Loading Spinner for Form */
.submit-btn:disabled {
  background-color: #cccccc;
  cursor: not-allowed;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}