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

        body {
            font-family: 'Inter', sans-serif;
            background-color: #FFFFFF;
            color: #1A1A1A;
        }

        /* ========= STICKY NAVIGATION BAR ========= */
        .navbar {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: white;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            width: 100%;
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
            gap: 24px;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 32px;
            min-height: 50px;
        }

        /* LEFT: Logo with actual image */
        .logo-area {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }

        .logo-image {
            display: flex;
            align-items: center;
        }
        .logo-img:hover {
    transform: scale(1.05);
}

        /* Actual logo image - modern solar/energy themed SVG as data URI */
        .logo-img {
            width: auto;
            height: 90px;
            display: block;
            object-fit: contain;
        }

        /* Company name next to logo (optional small text for brand) */
        .logo-text-small {
            font-weight: 700;
            font-size: 1rem;
            margin-left: 10px;
            background: linear-gradient(135deg, #1B5E20, #2ECC71);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
            white-space: nowrap;
            font-family: 'Poppins', sans-serif;
        }

        /* Desktop navigation menu */
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin-left: auto;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            color: #1A1A1A;
            padding: 8px 0;
            transition: color 0.25s ease;
            display: flex;
            align-items: center;
            gap: 6px;
            font-family: 'Poppins', sans-serif;
            white-space: nowrap;
            cursor: pointer;
        }

        .nav-link i {
            font-size: 0.75rem;
            color: #6B7280;
            transition: transform 0.2s;
        }

        .nav-link:hover {
            color: #2ECC71;
        }

        .nav-link:hover i {
            color: #2ECC71;
            transform: rotate(180deg);
        }

        /* Dropdown menu */
        .dropdown-menu {
            position: absolute;
            top: 42px;
            left: -20px;
            background: white;
            min-width: 220px;
            border-radius: 16px;
            box-shadow: 0 20px 35px -8px rgba(0, 0, 0, 0.12);
            padding: 12px 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.25s ease;
            z-index: 100;
            border: 1px solid rgba(0,0,0,0.05);
        }

        .nav-item:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .dropdown-menu a {
            display: block;
            padding: 10px 24px;
            text-decoration: none;
            color: #1A1A1A;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.2s;
            white-space: nowrap;
        }

        .dropdown-menu a:hover {
            background-color: #A5D6A7;
            color: #1B5E20;
            padding-left: 28px;
        }

        /* Right CTA Button */
        .nav-cta {
            flex-shrink: 0;
        }

        .cta-primary {
            background-color: #2ECC71;
            color: white;
            padding: 10px 24px;
            border-radius: 40px;
            text-decoration: none;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all 0.25s;
            display: inline-block;
            box-shadow: 0 4px 8px rgba(46,204,113,0.2);
            border: none;
            cursor: pointer;
            font-family: 'Poppins', sans-serif;
            white-space: nowrap;
        }

        .cta-primary:hover {
            background-color: #1B5E20;
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(27,94,32,0.25);
        }

        /* Hamburger button */
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #1B5E20;
            background: none;
            border: none;
            padding: 8px;
            margin-left: auto;
            z-index: 1001;
        }

        /* Mobile Responsive */
        @media (max-width: 1024px) {
            .nav-container {
                padding: 0 24px;
                gap: 16px;
            }
            .nav-menu {
                gap: 20px;
            }
            .cta-primary {
                padding: 8px 18px;
                font-size: 0.85rem;
            }
            .logo-text-small {
                font-size: 0.85rem;
            }
        }

        @media (max-width: 880px) {
            .hamburger {
                display: block;
            }
            
            .nav-menu {
                position: fixed;
                left: -100%;
                top: 0;
                width: 85%;
                max-width: 360px;
                height: 100vh;
                background-color: white;
                box-shadow: 6px 0 25px rgba(0,0,0,0.15);
                padding: 100px 28px 40px 28px;
                gap: 28px;
                transition: left 0.3s ease-in-out;
                align-items: flex-start;
                z-index: 1000;
                border-radius: 0 20px 20px 0;
                margin-left: 0;
                overflow-y: auto;
                flex-direction: column;
            }
            
            .nav-menu.active {
                left: 0;
            }
            
            /* Mobile dropdown: static, toggle via class */
            .dropdown-menu {
                position: static;
                box-shadow: none;
                opacity: 1;
                visibility: visible;
                transform: none;
                background: #F5F7FA;
                margin-top: 12px;
                border-radius: 16px;
                padding: 8px 0;
                display: none;
                width: 100%;
            }
            
            .nav-item.active-dropdown .dropdown-menu {
                display: block;
            }
            
            .nav-link {
                justify-content: space-between;
                width: 100%;
                font-size: 1.1rem;
                padding: 8px 0;
            }
            
            .nav-cta {
                width: 100%;
                margin-top: 16px;
            }
            
            .cta-primary {
                text-align: center;
                display: block;
                width: 100%;
                padding: 14px 20px;
                font-size: 1rem;
            }
            
            .logo-img {
                width: 42px;
                height: 42px;
            }
            
            .logo-text-small {
                font-size: 0.8rem;
            }
            
            /* Overlay when menu is open */
            .menu-overlay {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0,0,0,0.5);
                z-index: 999;
                display: none;
            }
            
            .menu-overlay.active {
                display: block;
            }
        }

        @media (max-width: 560px) {
            .logo-img {
                width: 64px;
                height: 64px;
            }
            .logo-text-small {
                display: none; /* hide text on very small screens to save space */
            }
        }

        /* Hero preview section */
        .hero-preview {
            background: linear-gradient(125deg, #0D1B4C 0%, #0a1538 40%, #1B5E20 100%);
            padding: 80px 32px;
            color: white;
            text-align: center;
        }
        .hero-preview h1 {
            font-size: 2.5rem;
            font-family: 'Poppins', sans-serif;
            margin-bottom: 16px;
        }
        .hero-preview p {
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto;
            opacity: 0.9;
        }
        .badge {
            display: inline-block;
            background: rgba(46,204,113,0.2);
            padding: 6px 16px;
            border-radius: 40px;
            margin-bottom: 24px;
            font-size: 0.8rem;
        }
        .demo-note {
            background: #F5F7FA;
            text-align: center;
            padding: 12px;
            font-size: 0.85rem;
            color: #2c5e2e;
            border-top: 1px solid #e0e0e0;
        }
        /* Updated: Container height increased to fit a larger logo */
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: nowrap;
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 32px;
    min-height: 90px; /* Increased from 80px */
}

/* Updated: Increased Logo Size */
.logo-img {
    width: auto;      /* Let width adjust automatically */
    height: 90px;    /* Increased from 64px - Adjust this number as needed */
    display: block;
    object-fit: contain;
    transition: transform 0.3s ease;
}

/* Optional: Add a slight hover effect to the logo */
.logo-img:hover {
    transform: scale(1.05);
}

/* Mobile Responsive Adjustments */
@media (max-width: 880px) {
    .nav-container {
        min-height: 90px; /* Slightly smaller height on mobile */
        padding: 0 20px;
    }

    .logo-img {
        height: 70px; /* Large but fits mobile screens better */
    }
}

@media (max-width: 560px) {
    .logo-img {
        height: 60px; /* Balanced for very small phones */
    }
}