* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  html{
    scroll-behavior: smooth;
  }
  
  body {
    font-family: "Poppins", sans-serif;
    font-weight: 300;
    font-style: normal;
    overflow-x: hidden;
    background-color: #f6f6f6;
  }
  /* Loader Styles */
.loader {
  --dim: 3rem;
  width: var(--dim);
  height: var(--dim);
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: spin988 2s linear infinite;
  z-index: 9999;
}

.loader .circle {
  --color: #333;
  --dim: 1.2rem;
  width: var(--dim);
  height: var(--dim);
  background-color: var(--color);
  border-radius: 50%;
  position: absolute;
}

.loader .circle:nth-child(1) {
  top: 0;
  left: 0;
}

.loader .circle:nth-child(2) {
  top: 0;
  right: 0;
}

.loader .circle:nth-child(3) {
  bottom: 0;
  left: 0;
}

.loader .circle:nth-child(4) {
  bottom: 0;
  right: 0;
}

@keyframes spin988 {
  0% {
    transform: scale(1) rotate(0);
  }
  20%, 25% {
    transform: scale(1.3) rotate(90deg);
  }
  45%, 50% {
    transform: scale(1) rotate(180deg);
  }
  70%, 75% {
    transform: scale(1.3) rotate(270deg);
  }
  95%, 100% {
    transform: scale(1) rotate(360deg);
  }
}

/* Hide the content initially */
#pageContent {
  display: block;
}

/* Navbar styling */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #ffffff;
  padding: 1rem;
  top: 0;
  position: sticky;
  z-index: 1000;
}

.brand-title {
  color: black;
  font-size: 1.5rem;
}

.toggle-button {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  height: 24px;
  cursor: pointer;
  z-index: 3;
}

.bar {
  width: 30px;
  height: 3px;
  background-color: black;
  border-radius: 10px;
  transition: all 0.3s ease;
}

.top-bar {
  width: 30px;
}

.middle-bar {
  width: 25px;
}

.bottom-bar {
  width: 20px;
}

/* For wide screens - show the nav-links inline */
.nav-links {
  display: flex;
  align-items: center;
}

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

.nav-links li {
  margin: 0 1rem;
  position: relative; /* Needed for dropdown positioning */
}

.nav-links a {
  color: black;
  text-decoration: none;
  font-size: 1.2rem;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #f0a500;
}

/* Dropdown menu for the Services link */
.services-link .dropdown {
  display: none;
  position: absolute;
  background-color: #ffffff;
  font-size: small;
  width: max-content;
  list-style: none;
  padding: 0;
  margin: 0;
  top: 100%;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.services-link:hover .dropdown {
  display: block;
}

.dropdown li {
  margin: 0;
}

.dropdown a {
  color: black;
  padding: 0.5rem 1rem;
  display: block;
  text-decoration: none;
  font-size: 1rem;
}

/* Mobile sidebar */
.side-menu {
  position: fixed;
  top: 0;
  left: -250px; /* Initial hidden position */
  height: 100%;
  width: 250px;
  background-color: #333;
  transition: left 0.3s ease; /* Smooth slide-in effect */
  padding-top: 60px;
  z-index: 1000;
  overflow-y: auto; /* Allow scrolling for entire sidebar */
}

.side-menu.active {
  left: 0; /* Sidebar in view when active */
  max-height: 100vh; /* Restrict height to viewport to enable scrolling */
}

.side-menu ul {
  list-style: none;
  padding-left: 0;
}

.side-menu li {
  padding: 15px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.side-menu a {
  color: white;
  text-decoration: none;
  font-size: 1.2rem;
  display: block;
}

/* Side menu dropdown for services link with animation and scrollable content */
.side-services-link .side-dropdown {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease; /* Smooth slide-down effect */
  list-style: none;
  padding: 0;
  margin-top: 10px;
  background-color: #444;
}

.side-services-link.active .side-dropdown {
  max-height: 200px; /* Set a specific height to enable scrolling */
  overflow-y: auto; /* Allow scrolling within the dropdown */
}

.side-dropdown li {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.side-dropdown a {
  color: white;
  padding: 10px 20px;
  display: block;
  text-decoration: none;
}

.side-dropdown a:hover {
  background-color: #555;
}

/* Overlay for background when side menu is open */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 2;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

/* Animation when menu is clicked */
.toggle-button.active .top-bar {
  transform: rotate(45deg) translate(5px, 5px);
}

.toggle-button.active .middle-bar {
  opacity: 0;
}

.toggle-button.active .bottom-bar {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* On mobile screens, hide the nav-links and show side menu */
@media (max-width: 768px) {
  .toggle-button {
      display: flex;
  }

  .nav-links {
      display: none;
  }

  .side-menu {
      display: block;
  }
}

/* On wide screens, hide the side menu and display nav-links inline */
@media (min-width: 769px) {
  .nav-links {
      display: flex;
  }

  .side-menu,
  .overlay {
      display: none;
  }
}


/* Hero section styling */
.hero-section {
    position: relative;
    width: 100%;
    height: 70vh; /* Adjust height as needed */
    background-image: url('images/load\ graph.PNG'); /* Replace with your image path */
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
  }
  
  /* Overlay styling */
  .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.747); /* Adjust overlay color and opacity as needed */
  }
  
  /* Text content styling */
  .hero-content {
    position: relative;
    z-index: 1;
    font-family: Arial, sans-serif;
    padding: 20px;
  }
  
  .hero-content h1 {
    font-size: 4rem;
    font-weight: bold;
    letter-spacing: 3px;
  }
  
  /* Responsive adjustments */
  @media (max-width: 768px) {
    .hero-section {
      height: 60vh;
    }
  
    .hero-content h1 {
      font-size: 2.5rem;
    }
  }
  
  @media (max-width: 480px) {
    .hero-content h1 {
      font-size: 2rem;
    }
  }


 /* Main Section Styling */
.energy-audit-intro {
  padding: 60px 20px;
  background-color: #003366;
  color: #ffffff; /* White text */
  text-align: center;
}

/* Introduction Content */
.energy-audit-intro .intro-content h2 {
  font-size: 2.5em;
  margin-bottom: 10px;
}

.energy-audit-intro .intro-content p {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Statistics Section */
.energy-audit-intro .statistics {
  display: flex;
  justify-content: space-around;
  margin-top: 40px;
  gap: 30px;
  flex-wrap: wrap;
}

/* Individual Stat Item */
.stat-item {
  text-align: center;
  max-width: 200px;
}

.stat-item h3 {
  font-size: 1.8em;
  margin: 10px 0;
}

.stat-item p {
  font-size: 1em;
  margin: 0;
}

/* Icons Styling */
.icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 15px;
  background-color: #ffffff;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
}

/* Responsive Design */
@media (max-width: 768px) {
  .energy-audit-intro .statistics {
    flex-direction: column;
    align-items: center;
  }
}

/* Energy Audit Process Section */
.energy-audit-process {
  background-color: #003366;
  color: #ffffff;
  padding: 4rem 2rem;
  width: 100%;
  transition: transform 0.3s ease;
}

.energy-audit-process h2 {
  text-align: center;
  font-size: 2.8rem;
  color: white;
  margin-bottom: 2.5rem;
  
}

/* Step-by-Step Audit Process Layout */
.audit-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  justify-content: space-around;
}

/* Individual Step */
.step {
  flex: 1 1 28%;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  border-left: 6px solid #ffdd00;
  background-color: #003366;
  border-radius: 8px;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.step:hover {
  background-color: rgba(0, 17, 255, 0.199);
  transform: translateY(-5px);
}

.step-icon {
  font-size: 2.5rem;
  color: #ffdd00;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.step-content h3 {
  font-size: 1.7rem;
  margin-bottom: 0.5rem;
  color: #ffffff;
  text-shadow: 0px 2px 5px rgba(0, 0, 0, 0.3);
}

.step-content p {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #ffffff;
  opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
  .step {
      flex: 1 1 100%;
  }

  .energy-audit-process h2 {
      font-size: 2.2rem;
  }
}

/* Benefits of Energy Audit Section */
.benefits-of-energy-audit {
  background-color: #003366;
  color: #ffffff;
  padding: 3rem;
  width: 100%;
}

.benefits-of-energy-audit h2 {
  text-align: center;
  font-size: 2.5rem;
  color: #ffffff;
  margin-bottom: 2rem;
}

/* Icons and Descriptions Layout */
.benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-around;
  margin-bottom: 3rem;
}

/* Individual Benefit */
.benefit {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  flex: 1 1 45%;
  padding: 1rem;
}

.benefit-content h3 {
  font-size: 1.5rem;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.benefit-content p {
  font-size: 1rem;
  line-height: 1.5;
  color: #ffffff;
}

/* Responsive Design */
@media (max-width: 768px) {
  .benefit {
      flex: 1 1 100%;
  }

  .benefits-of-energy-audit h2 {
      font-size: 2rem;
  }
}

/* Section Styling */
.custom-course-section {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 70vh;
  background: url('images/energy_audit_dwon.jpg') no-repeat center center/cover;
  color: #ffffff;
  padding: 0 20px;
  position: relative;
}

/* Background Overlay */
.custom-course-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.76);
  z-index: 1;
}

/* Content Styling */
.course-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.course-content h2 {
  font-size: 2.5em;
  margin-bottom: 1em;
}

.course-content .course-description {
  font-size: 1.2em;
  margin-bottom: 1.5em;
}

.course-content .cta-button {
  padding: 12px 24px;
  background-color:#0051ff;
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  border-radius: 5px;
  transition: background-color 0.3s ease;
  display: inline-block;
}

.course-content .cta-button:hover {
  background-color: #0051ffe0;
}

/* Responsive Styling */
@media (max-width: 768px) {
  .course-content h2 {
    font-size: 2em;
  }
  .course-content .course-description {
    font-size: 1em;
  }
  .course-content .cta-button {
    padding: 10px 20px;
  }
}

  
/* footer */
.footer {
    background-color: #0D3973;
    color: #fff;
    padding: 40px 20px;
  }
  
  .footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .footer-col {
    flex: 1;
    margin: 20px;
  }
  .footer-col a{
    text-decoration: none;
    color: white;
  }
  
  .footer-col h3 {
    font-size: 18px;
    margin-bottom: 15px;
    font-weight: bold;
  }
  
  .footer-col p,
  .footer-col ul {
    font-size: 14px;
    line-height: 1.6;
  }
  
  .footer-col ul {
    list-style: none;
  }
  
  .footer-col ul li a {
    color: #fff;
    text-decoration: none;
  }
  
  .footer-col ul li a:hover {
    text-decoration: underline;
  }
  
  .footer-logo {
    width: 120px;
    margin-bottom: 10px;
  }
  
  .social-icons a img {
    width: 20px;
    margin-right: 10px;
    transition: transform 0.3s;
  }
  
  .social-icons a img:hover {
    transform: scale(1.1);
  }
  
  .footer-bottom {
    text-align: center;
    margin-top: 30px;
  }
  
  .footer-bottom p {
    font-size: 14px;
    margin: 5px 0;
  }
  
  .footer-bottom a{
    text-decoration: none;
    color: black;
    font-weight: bolder;
  
  }
  
  /* Responsive Styles */
  @media (max-width: 768px) {
    .footer-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
  
    .footer-col {
        margin: 10px 0;
    }
  
    .social-icons {
      margin-top: 10px;
      justify-content: center;
    }
  }
  
  
    /* back to top  */
#scrollToTopBtn {
  display: none; 
  position: fixed; 
  bottom: 20px; 
  right: 30px;
  z-index: 99; 
  border: none; 
  outline: none; 
  background-color: #555; 
  color: white; 
  cursor: pointer; 
  padding: 10px; 
  border-radius: 10px; 
  font-size: 18px; 
  transition: background-color 0.3s ease, transform 0.3s ease; /* Smooth transitions */
}

#scrollToTopBtn:hover {
  background-color: #333; 
  transform: scale(1.1); 
}