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

        body {
            font-family: 'Jost', sans-serif;
            font-weight: 400;
            font-size: 14px;
            background: #ffffff;
            color: #1a2c3e;
            overflow-x: hidden;
        }

        h1 { font-size: 36px; font-weight: 600; line-height: 1.2; }
        h2 { font-size: 28px; font-weight: 600; margin-bottom: 1rem; }
        h3 { font-size: 22px; font-weight: 600; }
        h4 { font-size: 18px; font-weight: 500; }
        p, li, span, a { font-size: 14px; font-weight: 400; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

        /* Header */
        .main-header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s;
            height: 80px;
            display: flex;
            align-items: center;
        }
        .main-header.header-scrolled { height: 64px; background: rgba(255,255,255,0.98); box-shadow: 0 4px 18px rgba(0,0,0,0.03); }
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo { display: flex; align-items: center; gap: 8px; }
        
        .logo h2 { font-size: 22px; font-weight: 700; color: #0056b3; letter-spacing: -0.5px; }
        .logo span { font-weight: 300; color: #1a2c3e; }
        .nav-links { display: flex; list-style: none; gap: 32px; align-items: center; }
        .nav-links a { text-decoration: none; font-weight: 500; color: #1a2c3e; transition: 0.2s; }
        .nav-links a:hover, .nav-links a.active { color: #0056b3; }
        .nav-cta { background: #0056b3; color: white !important; padding: 10px 24px; border-radius: 40px; }
        .nav-toggle { display: none; flex-direction: column; cursor: pointer; }
        .bar { width: 26px; height: 2px; background: #1a2c3e; margin: 4px 0; }

        /* Mobile Actions */
        .mobile-actions {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 65px;
            background: white;
            box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
            z-index: 1000;
            border-top: 1px solid #eef2f6;
        }
        .mobile-actions a { flex: 1; display: flex; align-items: center; justify-content: center; gap: 10px; text-decoration: none; font-size: 14px; font-weight: 600; }
        .btn-call { background: #0056b3; color: white; }
        .btn-whatsapp { background: #25D366; color: white; }

        @media (max-width: 768px) {
            .nav-toggle { display: flex; }
            .nav-links {
                position: fixed; top: 80px; left: -100%; width: 100%; background: white;
                flex-direction: column; gap: 24px; padding: 40px; transition: 0.3s; z-index: 999;
                box-shadow: 0 20px 30px rgba(0,0,0,0.05);
            }
            .nav-links.active { left: 0; }
            .mobile-actions { display: flex; }
            body { padding-bottom: 65px; }
            h1 { font-size: 30px !important; }
            h2 { font-size: 24px !important; }
        }

        /* Hero */
        .projects-hero {
             background: 
  linear-gradient(135deg, rgba(10,47,68,0.85), rgba(0,34,68,0.9)),
  url('waterlink-favicon.webp') center/cover no-repeat;
            padding: 140px 0 70px;
            text-align: center;
            color: white;
        }
        .projects-hero h1 { font-size: 42px; margin-bottom: 16px; }

        /* Impact Stats */
        .impact-stats {
            padding: 60px 0;
            background: #f8fafc;
        }
        .stats-grid {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 30px;
            text-align: center;
        }
        .stat-impact h3 { font-size: 42px; font-weight: 700; color: #0056b3; }
        .stat-impact p { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: #4a6270; }

        /* Filter Bar */
        .filter-section {
            padding: 40px 0 20px;
            background: #ffffff;
        }
        .filter-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }
        .filter-btn {
            background: transparent;
            border: none;
            font-family: 'Jost', sans-serif;
            font-size: 14px;
            font-weight: 500;
            color: #5a6e7c;
            padding: 8px 24px;
            cursor: pointer;
            border-radius: 40px;
            transition: 0.2s;
        }
        .filter-btn.active, .filter-btn:hover { background: #0056b3; color: white; }

        /* Projects Grid */
        .projects-grid-section {
            padding: 0 0 80px;
            background: #ffffff;
        }
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 35px;
        }
        .project-card {
            background: white;
            border: 1px solid #eef2f6;
            border-radius: 20px;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.3s ease;
            height: 500px;
            display: flex;
            flex-direction: column;
        }
        .project-card:hover { transform: translateY(-8px); border-color: #0056b3; box-shadow: 0 20px 35px rgba(0,86,179,0.1); }
        .project-img-wrapper {
            height: 75%;
            overflow: hidden;
            position: relative;
        }
        .project-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        .project-card:hover .project-img-wrapper img { transform: scale(1.08); }
        .project-category {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(0,86,179,0.9);
            color: white;
            font-size: 11px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 30px;
        }
        .yield-badge {
            position: absolute;
            bottom: 16px;
            right: 16px;
            background: rgba(0,0,0,0.7);
            backdrop-filter: blur(4px);
            color: #ffb347;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 20px;
        }
        .project-info {
            height: 25%;
            padding: 18px 22px;
            background: white;
        }
        .project-info h3 { font-size: 20px; margin-bottom: 5px; color: #0A2F44; }
        .project-location { font-size: 12px; color: #0056b3; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
        .project-specs { display: flex; gap: 16px; margin-top: 8px; }
        .spec-item { font-size: 12px; font-weight: 500; color: #5a6e7c; }
        .spec-item strong { color: #1a2c3e; }

        /* Gallery Slider */
        .gallery-slider-section {
            padding: 70px 0;
            background: white;
        }
        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }
        .gallery-slider { padding: 0 40px; }
        .gallery-slide img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transition: 0.3s;
        }
        .gallery-slide:hover img { transform: scale(1.02); }

        /* Testimonials Slider */
        .testimonials-section {
            padding: 70px 0;
            background: #f8fafc;
        }
        .testimonial-card {
            background: white;
            border-radius: 20px;
            padding: 28px;
            box-shadow: 0 8px 25px rgba(0,0,0,0.05);
            margin: 15px;
            border: 1px solid #eef2f6;
            transition: 0.3s;
        }
        .testimonial-card:hover { transform: translateY(-5px); border-color: #0056b3; }
        .google-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
        .google-icon { background: #4285F4; width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; font-size: 18px; }
        .stars { color: #f4b400; font-size: 14px; letter-spacing: 2px; margin: 12px 0; }
        .testimonial-text { font-size: 14px; line-height: 1.6; color: #2c3e44; margin: 12px 0; }
        .client-name { font-weight: 600; color: #0056b3; margin-top: 12px; }
        .client-location { font-size: 12px; color: #7f8c8d; }

        /* Modal - 70% Image / 30% Text */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.9);
            backdrop-filter: blur(8px);
            z-index: 2000;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }
        .modal-content {
            background: white;
            max-width: 1000px;
            width: 100%;
            max-height: 90vh;
            border-radius: 28px;
            position: relative;
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }
        .modal-close {
            position: absolute;
            top: 20px;
            right: 24px;
            font-size: 28px;
            cursor: pointer;
            background: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10;
            box-shadow: 0 2px 10px rgba(0,0,0,0.2);
        }
        .modal-img-container { height: 70%; overflow: hidden; }
        .modal-img { width: 100%; height: 100%; object-fit: cover; }
        .modal-body {
            height: 30%;
            padding: 24px 28px;
            overflow-y: auto;
        }
        .modal-body h2 { font-size: 24px; margin-bottom: 8px; }
        .modal-details-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            margin: 16px 0;
            background: #f8fafc;
            padding: 16px;
            border-radius: 16px;
        }
        .detail-item p:first-child { font-weight: 600; color: #0056b3; font-size: 12px; margin-bottom: 4px; }
        .modal-cta {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: #0056b3;
            color: white;
            padding: 12px 28px;
            border-radius: 40px;
            text-decoration: none;
            font-weight: 600;
            margin-top: 16px;
            transition: 0.2s;
        }
        .modal-cta:hover { background: #003d82; gap: 16px; }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, #0056b3, #003d82);
            padding: 60px 0;
            text-align: center;
            color: white;
        }
        .cta-banner h2 { color: white; }
        .cta-buttons { display: flex; justify-content: center; gap: 20px; margin-top: 30px; flex-wrap: wrap; }
        .btn-cta-call, .btn-cta-wa {
            padding: 14px 32px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: 0.2s;
        }
        .btn-cta-call { background: white; color: #0056b3; }
        .btn-cta-wa { background: #25D366; color: white; }
        .btn-cta-call:hover, .btn-cta-wa:hover { transform: translateY(-3px); }

        /* Footer */
        .main-footer {
            background: #0a1c2a;
            color: #cddfe7;
            padding: 56px 0 24px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 40px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
        .footer-logo-icon { background: #0056b3; width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; color: white; }
        .footer-logo h3 { color: white; font-size: 20px; }
        .footer-col h4 { font-size: 18px; color: white; margin-bottom: 20px; }
        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 12px; }
        .footer-col a { color: #cddfe7; text-decoration: none; }
        .social-links { display: flex; gap: 16px; margin-top: 20px; }
        .social-links a { background: #1e3a4d; width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; }
        .footer-bottom {
            border-top: 1px solid #1e3a4d;
            margin-top: 48px;
            padding-top: 24px;
            text-align: center;
            font-size: 12px;
        }
        .whatsapp-float {
            position: fixed; bottom: 28px; right: 28px; background: #25D366;
            width: 54px; height: 54px; border-radius: 50%; display: flex;
            align-items: center; justify-content: center; font-size: 28px;
            color: white; z-index: 999; box-shadow: 0 4px 12px rgba(0,0,0,0.2);
        }
        @media (max-width: 768px) {
            .projects-grid { grid-template-columns: 1fr; }
            .project-card { height: 460px; }
            .modal-details-grid { grid-template-columns: 1fr; }
            .modal-img-container { height: 60%; }
            .modal-body { height: 40%; }
            .gallery-slide img { height: 250px; }
            .gallery-slider { padding: 0 20px; }
        }
        /* Container for the logo */
.logo {
    display: flex;
    align-items: center; /* Vertically centers the logo in the navbar */
    height: 100%;
}

.logo img {
    /* Set a specific height to keep it consistent */
    height: 60px; 
    width: auto; /* Automatically calculates width to prevent distortion */
    
    /* Premium touch: subtle transitions for scroll or hover */
    transition: transform 0.3s ease, height 0.3s ease;
    
    /* Ensure it remains crisp on all screens */
    image-rendering: -webkit-optimize-contrast;
    display: block;
}

/* Optional: Slight hover effect to make it feel interactive */
.logo:hover img {
    transform: scale(1.05);
}

/* Scale down for mobile to save screen real estate */
@media (max-width: 768px) {
    .logo img {
        height: 45px;
    }
}
/* This class is added by your existing JavaScript on scroll */
.header-scrolled .logo img {
    height: 48px; /* Shrinks from 60px to 48px for a compact look */
}