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

        body /*{
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }
*/
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .breadcrumb-title {
  font-size: 3.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 15px;
}
.underline {
  width: 80px;
  height: 4px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  margin: 0 auto 15px;
  border-radius: 2px;
}
.breadcrumb-subtitle {
  font-size: 1.1rem;
  color: #ccc;
  margin: 0 auto;
}

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="rgba(255,255,255,0.1)" points="0,1000 1000,800 1000,1000"/><polygon fill="rgba(255,255,255,0.05)" points="0,800 1000,600 1000,800 0,1000"/></svg>');
            animation: float 6s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
            animation: fadeInUp 1s ease-out;
        }

        .hero p {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            opacity: 0.9;
            animation: fadeInUp 1s ease-out 0.3s both;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .cta-button {
            display: inline-block;
            padding: 15px 30px;
            background: #13add5;
            color: white;
            text-decoration: none;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
            animation: fadeInUp 1s ease-out 0.6s both;
        }

        .cta-button:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }

        .content-section {
            background: white;
            padding: 4rem 0;
        }

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

        .section-header h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            background: #13add5;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .intro-text {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #555;
            margin-bottom: 3rem;
            text-align: center;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .insulation-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .insulation-card {
            background: white;
            border-radius: 20px;
            padding: 2rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            border: 1px solid #f0f0f0;
            position: relative;
            overflow: hidden;
        }

        .insulation-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(135deg, #ef4d3c, #000000);
        }

        .insulation-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
        }

        .card-header {
            display: flex;
            align-items: center;
            margin-bottom: 1.5rem;
        }

        .card-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, #667eea, #764ba2);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 1rem;
            color: white;
            font-size: 1.5rem;
        }

        .card-title {
            font-size: 1.5rem;
            font-weight: bold;
            color: #333;
        }

        .benefits-list {
            list-style: none;
            margin: 1rem 0;
        }

        .benefits-list li {
            padding: 0.5rem 0;
            position: relative;
            padding-left: 1.5rem;
        }

        .benefits-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #667eea;
            font-weight: bold;
        }

        .applications {
            background: #f8f9fa;
            padding: 1rem;
            border-radius: 12px;
            margin-top: 1rem;
        }

        .applications h4 {
            color: #333;
            margin-bottom: 0.5rem;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .comparison-table th {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            padding: 1rem;
            text-align: left;
        }

        .comparison-table td {
            padding: 1rem;
            border-bottom: 1px solid #f0f0f0;
        }

        .comparison-table tr:hover {
            background: #f8f9fa;
        }

        .faq-section {
            background: #f8f9fa;
            padding: 4rem 0;
        }

        .faq-item {
            background: white;
            margin-bottom: 1rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            overflow: hidden;
        }

        .faq-question {
            padding: 1.5rem;
            cursor: pointer;
            font-weight: bold;
            background: linear-gradient(135deg, rgb(255 255 255 / 20%), rgb(255 255 255 / 20%));
            transition: all 0.3s ease;
        }

        .faq-question:hover {
            background: linear-gradient(135deg, rgb(255 255 255 / 20%), rgb(255 255 255 / 20%));
        }

        .faq-answer {
            padding: 0 1.5rem;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item.active .faq-answer {
            padding: 1.5rem;
            max-height: 200px;
        }

        .scroll-to-top {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            cursor: pointer;
            opacity: 0;
            transition: all 0.3s ease;
            z-index: 1000;
        }

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

        .scroll-to-top:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }

        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }

            .insulation-grid {
                grid-template-columns: 1fr;
            }

            .comparison-table {
                font-size: 0.9rem;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 0.5rem;
            }
        }


        .intro-section {
  padding: 60px 20px;
  background: #ffffff;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.intro-content h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
  color: #222;
}

.intro-content p {
  font-size: 1rem;
  line-height: 1.7;
  color: #444;
  margin-bottom: 15px;
}

.intro-image img {
  width: 100%;
  max-width: 480px;
  border-radius: 16px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.12);
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}

/* Hover effect for image */
.intro-image img:hover {
  transform: scale(1.05);
  box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}

/* Animations */
.fade-left {
  opacity: 0;
  transform: translateX(-50px);
  animation: fadeInLeft 1s ease forwards;
}

.fade-right {
  opacity: 0;
  transform: translateX(50px);
  animation: fadeInRight 1s ease forwards;
  animation-delay: 0.3s;
}

@keyframes fadeInLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .intro-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .intro-image img {
    margin: 20px auto 0;
  }
}

.intro-section {
  padding: 50px 0;
}
.intro-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: left; /* ✅ Left aligned text */
}
.intro-content h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #333;
  margin-bottom: 15px;
}
.underline {
  width: 70px;
  height: 4px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  margin-bottom: 20px;  /* ✅ Removed auto center */
  border-radius: 3px;
}
.intro-content p {
  font-size: 1.1rem;
  color: #555;
  margin-bottom: 15px;
  line-height: 1.7;
}
.intro-section .container {
  position: relative;
  z-index: 2;
}

/* Section title */
.section-title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 40px;
  position: relative;
}
.section-title::after {
  content: "";
  display: block;
  width: 80px;
  height: 4px;
  background: #df4838;
  margin: 10px auto 0;
  border-radius: 2px;
}

/* Grid layout */
.insulation-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

/* Card layout */
.insulation-card {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 20px;
  padding: 20px;
  background: #fff;
  border-radius: 12px;
  border: 1px solid #ddd;
  box-shadow: 0 4px 8px rgba(0,0,0,0.08);
  align-items: start;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.insulation-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

/* Image */
.insulation-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 10px;
}

/* Text */
.card-content h3 {
  margin-top: 0;
  font-size: 1.3rem;
  color: #333;
}
.card-content h4 {
  margin-top: 15px;
  font-size: 1.1rem;
  color: #444;
}
.card-content ul {
  margin: 10px 0;
  padding-left: 20px;
}
.card-content p {
  margin-bottom: 10px;
  color: #555;
}

/* CTA Button */
.cta-btn {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 20px;
  background: #13add5;
  color: #fff;
  font-weight: 500;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.3s ease;
}
.cta-btn:hover {
  background: linear-gradient(135deg, #5a6de0, #6a4098);
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

/* ✅ Responsive */
@media (max-width: 768px) {
  .insulation-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .insulation-card img {
    max-width: 100%;
    height: auto;
    margin: 0 auto 15px;
  }
  .card-content ul {
    text-align: left;
  }
}

/* 🔥 Scroll Animation */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}
[data-animate].active {
  opacity: 1;
  transform: translateY(0);
}

/* Section header */
.section-header {
  text-align: center;
  margin-bottom: 30px;
}
.section-header h2 {
  font-size: 2rem;
  color: #333;
  margin-bottom: 10px;
}
.section-header .underline {
  width: 80px;
  height: 4px;
  background: #f05343;
  margin: 0 auto 15px;
  border-radius: 2px;
}
.section-header .section-subtitle {
  color: #666;
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Table wrapper */
.table-wrapper {
  overflow-x: auto;
  border-radius: 12px;
  margin-bottom: 25px;
}

/* Comparison Table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
  min-width: 800px;
}
.comparison-table th {
  background: linear-gradient(143deg, #000000, #13add5);
  color: #fff;
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  position: sticky;
  top: 0;
}
.comparison-table td {
  padding: 1rem;
  border-bottom: 1px solid #eee;
  color: #444;
  vertical-align: top;
}
.comparison-table tr:nth-child(even) {
  background: #f9f9ff;
}
.comparison-table tr:hover {
  background: rgba(102,126,234,0.05);
}

/* CTA Buttons */
.cta-buttons {
  text-align: center;
  margin-top: 20px;
}
.btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 30px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  margin: 5px;
}
.primary-btn {
  background: #13add5;
  color: #fff;
  box-shadow: 0 4px 12px rgba(102,126,234,0.3);
}
.primary-btn:hover {
  background: linear-gradient(135deg, #5a67d8, #6b46c1);
}
.secondary-btn {
  border: 2px solid #ef4d3c;
  color: #ef4d3c;
  background: #fff;
}
.secondary-btn:hover {
  background: #ef4d3c;
  color: #fff;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .comparison-table {
    font-size: 0.9rem;
  }
  .comparison-table th,
  .comparison-table td {
    padding: 0.8rem;
  }
}
.check-list {
  list-style: none;
  padding-left: 0;
  margin-bottom: 20px;
}
.check-list li {
  font-size: 1.1rem;
  color: #000000;
  margin-bottom: 12px;
  line-height: 1.6;
  position: relative;
  padding-left: 30px;
}
.check-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  top: 0;
  color: #667eea;
  font-weight: bold;
}