* {
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", sans-serif;
  margin: 0;
  background: #f4f6f8;
  color: #333;
}

/* Header */
header {
  background: #004d40;
  color: white;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 9999;
}

header h1 {
  font-size: 22px;
  margin: 0;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
}

nav ul li {
  margin-left: 20px;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-weight: 500;
}

nav ul li a:hover {
  color: #ffeb3b;
}

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.bar {
  width: 25px;
  height: 3px;
  background: white;
  margin: 4px 0;
}

/* Mobile Menu */
@media (max-width: 768px) {
  nav ul {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 60px;
    right: 0;
    background: #00695c;
    width: 70%;
    max-width: 250px;
    z-index: 10000;
  }

  nav ul.showing {
    display: flex;
    animation: slideIn 0.3s ease forwards;
  }

  .menu-toggle {
    display: flex;
  }

  @keyframes slideIn {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
  }
}

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

.dropbtn {
  color: white;
  cursor: pointer;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  background: #00695c;
  min-width: 200px;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.25);
  z-index: 999;
}

.dropdown-content li {
  list-style: none;
}

.dropdown-content li a {
  color: #e0f2f1;
  text-decoration: none;
  display: block;
  padding: 10px 15px;
}

.dropdown-content li a:hover {
  background: #00bfa5;
  color: white;
}

@media (min-width: 769px) {
  .dropdown:hover .dropdown-content { display: block; }
}

@media (max-width: 768px) {
  .dropdown-content {
    position: relative;
    display: none;
    background: #004d40;
  }
  .dropdown.open .dropdown-content { display: flex; flex-direction: column; }
  .dropbtn::after { content: ' ▸'; }
  .dropdown.open .dropbtn::after { content: ' ▾'; }
}

/* ===========================
   HERO SECTION STYLING
=========================== */
.hero {
  position: relative;
  height: 90vh;
  width: 100%;
  background: #004d40 url('../images/insulation-banner.jpeg') center center / cover no-repeat;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  overflow: hidden;
}

/* Dark overlay for text readability */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom right, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.4));
  z-index: 1;
}

/* Text content */
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  color: #fff;
  padding: 0 20px;
  animation: fadeInUp 1s ease-out forwards;
}

.hero-content h1 {
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 15px;
  text-shadow: 0 3px 6px rgba(0, 0, 0, 0.3);
}

.hero-content p {
  font-size: 1.2rem;
  line-height: 1.6;
  color: #e0f2f1;
  margin-bottom: 25px;
}

/* CTA Button */
.hero-btn {
  display: inline-block;
  background: linear-gradient(135deg, #00bfa5, #004d40);
  color: white;
  padding: 12px 30px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.hero-btn:hover {
  background: linear-gradient(135deg, #004d40, #00bfa5);
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

/* Fade in animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .hero {
    height: 70vh;
    background-position: top center;
  }

  .hero-content h1 {
    font-size: 1.9rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .hero-btn {
    padding: 10px 25px;
    font-size: 0.95rem;
  }
}

/* Products */
.section-title {
  text-align: center;
  margin: 40px 0 20px;
  color: #004d40;
  font-size: 28px;
}

.products {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  padding: 20px;
  max-width: 1200px;
  margin: auto;
}

.product-card {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.read-more {
  display: inline-block;
  background: linear-gradient(135deg, #004d40, #009688);
  color: white;
  padding: 10px 20px;
  border-radius: 25px;
  text-decoration: none;
}

/* Footer */
footer {
  background: #004d40;
  color: #e0f2f1;
  text-align: center;
  padding: 40px 20px;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #00bfa5, #4dd0e1, #00bfa5);
  animation: slideGradient 6s linear infinite;
}

@keyframes slideGradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

footer a {
  color: #aef1e8;
  text-decoration: none;
}

footer a:hover {
  color: white;
}

/* ===========================
   PRODUCT DETAILS STYLING
=========================== */
.product-details-section {
  background: #f8f9fa;
  padding: 60px 20px;
}

.product-detail {
  background: white;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
  padding: 30px 25px;
  margin: 30px auto;
  max-width: 1000px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
}

.product-detail:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

.product-detail h2 {
  color: #004d40;
  font-size: 1.8rem;
  margin-bottom: 15px;
}

.product-detail p {
  color: #333;
  line-height: 1.7;
  margin-bottom: 10px;
}

.product-detail ul {
  list-style: none;
  margin: 15px 0;
  padding-left: 0;
}

.product-detail ul li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 10px;
  color: #444;
}

.product-detail ul li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: #009688;
  font-weight: bold;
}

.read-more-link {
  display: inline-block;
  background: linear-gradient(135deg, #004d40, #009688);
  color: white;
  padding: 10px 25px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  cursor: pointer;
}

.read-more-link:hover {
  background: linear-gradient(135deg, #00796b, #00bfa5);
  transform: translateY(-2px);
}

/* ===========================
   SIMPLE GLOW FOOTER STYLING
=========================== */
footer {
  background: #004d40;
  color: #e0f2f1;
  text-align: center;
  padding: 40px 20px;
  position: relative;
  overflow: hidden;
}

/* Animated top gradient line */
footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #00bfa5, #4dd0e1, #00bfa5);
  background-size: 200% 200%;
  animation: slideGradient 6s linear infinite;
}

@keyframes slideGradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Footer Links */
footer .links {
  margin-bottom: 15px;
}

footer .links a {
  color: #aef1e8;
  text-decoration: none;
  margin: 5px 10px;
  display: inline-block;
  font-weight: 500;
  font-size: 15px;
  transition: text-shadow 0.3s ease, color 0.3s ease;
}

/* ✨ Glow on hover */
footer .links a:hover {
  color: #ffffff;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.8),
               0 0 20px rgba(0, 255, 200, 0.6);
}

/* Footer bottom text */
footer p {
  font-size: 14px;
  color: #cce7e4;
  margin-top: 10px;
}

footer p a {
  color: #aef1e8;
  text-decoration: none;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

footer p a:hover {
  color: #ffffff;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.7);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  footer .links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }

  footer .links a {
    margin: 4px 6px;
    font-size: 14px;
  }
}
.about-insulation {
  background: #f8f9fa;
  padding: 50px 20px;
  margin-bottom: 20px;
}

.about-container {
  max-width: 1000px;
  margin: auto;
  background: white;
  padding: 30px 25px;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}

.about-text {
  font-size: 1.05rem;
  line-height: 1.7;
  color: #333;
  margin-bottom: 15px;
}

.about-points {
  list-style: none;
  margin: 20px 0;
  padding-left: 0;
}

.about-points li {
  padding-left: 28px;
  position: relative;
  color: #444;
  margin-bottom: 12px;
  line-height: 1.6;
}

.about-points li::before {
  content: "✔";
  position: absolute;
  left: 0;
  top: 0;
  color: #009688;
  font-weight: bold;
}