:root {
    --orange-primary: #003366;
    --orange-light: #004488;
    --orange-accent: #F59C00;
    --white: #FFFFFF;
    --grey-light: #F9F9F9;
    --grey-dark: #333333;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--grey-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Hero Section */
.hero {
    position: relative;
    margin-top: 70px;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-light) 100%);
    overflow: hidden;
    padding: 4rem 2rem;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.animated-shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    animation: floatShape 15s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    top: 50%;
    right: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    bottom: 10%;
    left: 40%;
    animation-delay: 4s;
}

@keyframes floatShape {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
    25% {
        transform: translate(20px, -30px) rotate(90deg);
        border-radius: 50% 50% 20% 80% / 30% 80% 20% 70%;
    }
    50% {
        transform: translate(-20px, 20px) rotate(180deg);
        border-radius: 80% 20% 50% 50% / 20% 70% 30% 80%;
    }
    75% {
        transform: translate(30px, 10px) rotate(270deg);
        border-radius: 20% 80% 30% 70% / 50% 50% 80% 20%;
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    max-width: 900px;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 1.2s ease;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    animation: fadeInUp 1.4s ease;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1rem;
}

.hero-feature i {
    font-size: 1.5rem;
    color: var(--orange-accent);
}

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

/* Intro Section */
.intro-section {
    padding: 5rem 0;
    background: var(--white);
}

.intro-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.intro-content h2 {
    font-size: 2.5rem;
    color: var(--grey-dark);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.intro-text {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
}

/* Products Section */
.products-section {
    padding: 5rem 0;
    background: var(--grey-light);
}

.products-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.product-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
    border-color: var(--orange-accent);
}

.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-light));
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(0, 51, 102, 0.2);
}

.product-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.product-card h3 {
    font-size: 1.4rem;
    color: var(--grey-dark);
    margin-bottom: 1rem;
    font-weight: 600;
}

.product-card p {
    color: #666;
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Content Section */
.content-section {
    padding: 5rem 0;
    background: var(--white);
}

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

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.content-text h2 {
    font-size: 2.2rem;
    color: var(--grey-dark);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.content-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 1.2rem;
    font-size: 1rem;
}

.content-text strong {
    color: var(--orange-primary);
    font-weight: 600;
}

.content-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.content-image img:hover {
    transform: scale(1.02);
}

/* Materials Section */
.materials-section {
    padding: 5rem 0;
    background: var(--grey-light);
}

.materials-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.materials-container h2 {
    font-size: 2.5rem;
    color: var(--grey-dark);
    margin-bottom: 1rem;
    font-weight: 600;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 3rem;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.material-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.material-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.material-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--grey-light);
    border-radius: 50%;
}

.material-icon i {
    font-size: 2rem;
    color: var(--orange-accent);
}

.material-card h3 {
    font-size: 1.3rem;
    color: var(--grey-dark);
    margin-bottom: 1rem;
    font-weight: 600;
}

.material-card p {
    color: #666;
    line-height: 1.7;
}

/* Construction Section */
.construction-section {
    padding: 5rem 0;
    background: var(--white);
}

.construction-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 3rem;
}

.construction-block {
    background: var(--grey-light);
    padding: 2.5rem;
    border-radius: 20px;
    border-left: 4px solid var(--orange-accent);
}

.construction-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.construction-header i {
    font-size: 2rem;
    color: var(--orange-primary);
}

.construction-header h2 {
    font-size: 1.8rem;
    color: var(--grey-dark);
    font-weight: 600;
}

.construction-block p {
    color: #666;
    line-height: 1.8;
    font-size: 1rem;
}

.roofing-list {
    list-style: none;
    padding: 0;
}

.roofing-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 0;
    color: #666;
    font-size: 1rem;
}

.roofing-list i {
    color: var(--orange-accent);
    font-size: 1.2rem;
}

/* Additional Info Section */
.additional-info-section {
    padding: 5rem 0;
    background: var(--grey-light);
}

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

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.info-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    text-align: center;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.info-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-light));
    border-radius: 50%;
}

.info-icon i {
    font-size: 2rem;
    color: var(--white);
}

.info-card h3 {
    font-size: 1.3rem;
    color: var(--grey-dark);
    margin-bottom: 1rem;
    font-weight: 600;
}

.info-card p {
    color: #666;
    line-height: 1.7;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-light) 100%);
    text-align: center;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    color: var(--white);
}

.cta-container h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.cta-container p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--orange-accent);
    color: var(--white);
    box-shadow: 0 5px 15px rgba(245, 156, 0, 0.3);
}

.btn-primary:hover {
    background: #d68800;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(245, 156, 0, 0.4);
}

.btn-secondary {
    background: var(--white);
    color: var(--orange-primary);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: var(--grey-light);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

/* Footer */
.main-footer {
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-light) 100%);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background: var(--orange-accent);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--white);
    transform: translateX(5px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.5rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 968px) {
    .content-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .construction-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-features {
        flex-direction: column;
        gap: 1.5rem;
    }

    .intro-content h2 {
        font-size: 2rem;
    }

    .materials-container h2,
    .cta-container h2 {
        font-size: 2rem;
    }

    .products-container,
    .materials-grid,
    .info-grid {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 50vh;
        padding: 3rem 1rem;
    }

    .hero-content h1 {
        font-size: 1.8rem;
    }

    section {
        padding: 3rem 0 !important;
    }
}