/* Color Theme - Solar Company (Orange/Yellow/Blue) */
        :root {
            --primary: #FF8C00;       /* Dark Orange */
            --primary-light: #FFA500;  /* Orange */
            --secondary: #1E90FF;     /* Dodger Blue */
            --secondary-light: #87CEFA; /* Light Sky Blue */
            --accent: #FFD700;        /* Gold */
            --dark: #333;
            --light: #f8f9fa;
            --white: #ffffff;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }

        /* Base Styles */
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--dark);
            background-color: var(--light);
            margin: 0;
            padding: 0;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        /* Navigation */
        .navbar {
            background-color: var(--white);
            box-shadow: var(--shadow);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .navbar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
        }

        .logo img {
            height: 40px;
            margin-right: 10px;
        }

        .nav-links {
            display: flex;
        }

        .nav-links a {
            color: var(--dark);
            text-decoration: none;
            margin-left: 1.5rem;
            font-weight: 600;
            transition: all 0.3s;
            padding: 0.5rem 0;
            position: relative;
        }

        .nav-links a:hover, .nav-links a.active {
            color: var(--primary);
        }

        .nav-links a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background: var(--primary);
            bottom: 0;
            left: 0;
            transition: width 0.3s;
        }

        .nav-links a:hover:after, .nav-links a.active:after {
            width: 100%;
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--primary);
        }

        /* Hero Section */
     .hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)),
        url('https://images.unsplash.com/photo-1509391366360-2e959784a276?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    text-align: center;
    padding: 0 2rem;
    position: relative;
}


        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }

        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
        }

        /* Buttons */
        .btn {
            display: inline-block;
            padding: 0.8rem 1.8rem;
            border-radius: 30px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 0.9rem;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--white);
            border: 2px solid var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-light);
            border-color: var(--primary-light);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--white);
            border: 2px solid var(--white);
            margin-left: 1rem;
        }

        .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        /* Sections */
        section {
            padding: 5rem 0;
        }

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

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1rem;
            display: inline-block;
        }

        .section-title h2:after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background: var(--accent);
            margin: 15px auto 0;
        }

        .section-title p {
            color: var(--dark);
            max-width: 700px;
            margin: 0 auto;
        }

        /* About Section */
        .about {
            background-color: var(--white);
        }

        .about-content {
            display: flex;
            align-items: center;
            gap: 3rem;
        }

        .about-text {
            flex: 1;
        }

        .about-image {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .about-image img {
            transition: transform 0.5s;
        }

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

        /* Services Section */
        .services {
            background-color: var(--secondary-light);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .service-card {
            background: var(--white);
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
            text-align: center;
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .service-icon {
            font-size: 3rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
        }

        .service-card h3 {
            color: var(--secondary);
            margin-bottom: 1rem;
        }

        /* Gallery Section */
        .gallery {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin-top: 2rem;
        }

        .gallery-item {
            position: relative;
            overflow: hidden;
            border-radius: 8px;
            height: 200px;
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }

        .gallery-item:hover img {
            transform: scale(1.1);
        }

        /* Contact Section */
        .contact-form {
            max-width: 600px;
            margin: 0 auto;
            background: var(--white);
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark);
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: inherit;
            transition: border 0.3s;
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--primary);
            outline: none;
        }

        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }

        /* Footer */
        footer {
            background: var(--dark);
            color: var(--white);
            padding: 3rem 0 1rem;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-column h3 {
            color: var(--accent);
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3:after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 40px;
            height: 2px;
            background: var(--primary);
        }

        .footer-column p, .footer-column a {
            color: #ccc;
            margin-bottom: 0.8rem;
            display: block;
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-column a:hover {
            color: var(--primary);
        }

        .social-links {
            display: flex;
            gap: 1rem;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            transition: all 0.3s;
        }

        .social-links a:hover {
            background: var(--primary);
            transform: translateY(-3px);
        }

        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }

        /* Animations */
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .fade-in {
            animation: fadeIn 1s ease-in;
        }

        @keyframes slideInLeft {
            from { transform: translateX(-50px); opacity: 0; }
            to { transform: translateX(0); opacity: 1; }
        }

        .slide-in-left {
            animation: slideInLeft 0.8s ease-out;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }

        .btn-pulse:hover {
            animation: pulse 1s infinite;
        }

        /* Responsive Design */
        @media (max-width: 992px) {
            .about-content {
                flex-direction: column;
            }
            
            .about-image {
                order: -1;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background-color: var(--white);
                flex-direction: column;
                align-items: center;
                padding: 2rem 0;
                transition: left 0.3s ease;
            }

            .nav-links.active {
                left: 0;
            }

            .nav-links a {
                margin: 1rem 0;
                font-size: 1.2rem;
            }

            .hamburger {
                display: block;
            }

            .hero {
                padding: 8rem 0 3rem;
            }

            .hero h1 {
                font-size: 2.2rem;
            }

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

            .btn {
                display: block;
                width: 80%;
                margin: 0 auto 1rem;
            }

            .btn-secondary {
                margin-left: auto;
            }
        }

        @media (max-width: 576px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
        }

 /* Scroll Buttons */
        .scroll-btn {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            color: white;
            font-size: 2rem;
            cursor: pointer;
            animation: bounce 2s infinite;
        }
        
     .back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
}

        @keyframes bounce {
            0%, 20%, 50%, 80%, 100% {transform: translateY(0) translateX(-50%);}
            40% {transform: translateY(-20px) translateX(-50%);}
            60% {transform: translateY(-10px) translateX(-50%);}
        }