:root {
            --primary-color: #1a365d;
            --secondary-color: #2d3748;
            --accent-color: #3182ce;
            --light-accent: #e2e8f0;
            --success-color: #38a169;
            --warning-color: #d69e2e;
            --danger-color: #e53e3e;
            --text-dark: #2d3748;
            --text-light: #718096;
            --bg-light: #f7fafc;
            --bg-white: #ffffff;
            --font-primary: 'Inter', sans-serif;
            --font-display: 'Playfair Display', serif;
            --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }

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

        body {
            font-family: var(--font-primary);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Typography */
        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-display);
            font-weight: 600;
            line-height: 1.2;
            color: var(--text-dark);
        }

        /* Preloader */
        .loader-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--bg-white);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            transition: opacity 0.8s ease;
        }

        .loader {
            width: 60px;
            height: 60px;
            border: 4px solid var(--light-accent);
            border-top: 4px solid var(--accent-color);
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Navbar */
        .navbar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .navbar.scrolled {
            box-shadow: var(--shadow-md);
        }

        .navbar-brand img {
            height: 45px;
            transition: transform 0.3s ease;
        }

        .navbar-brand:hover img {
            transform: scale(1.05);
        }

        .navbar-nav .nav-link {
            font-weight: 500;
            color: var(--text-dark) !important;
            padding: 0.75rem 1.25rem !important;
            position: relative;
            transition: all 0.3s ease;
        }

        .navbar-nav .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 50%;
            background: var(--accent-color);
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }

        .navbar-nav .nav-link:hover::after,
        .navbar-nav .nav-link.active::after {
            width: 80%;
        }

        /* Buttons */
        .btn {
            font-weight: 500;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            transition: all 0.3s ease;
            border: none;
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary {
            background: var(--accent-color);
            color: white;
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:hover {
            background: #2c5282;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: white;
        }

        /* Page Header */
        .page-header {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            padding: 8rem 0 4rem 0;
            position: relative;
            overflow: hidden;
        }

        .page-header::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 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            z-index: 1;
        }

        .page-header .container {
            position: relative;
            z-index: 2;
        }

        .page-header h1 {
            color: white;
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            animation: fadeInUp 1s ease-out;
        }

        .page-header p {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.25rem;
            animation: fadeInUp 1s ease-out 0.3s both;
        }

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

        /* Filter Buttons */
        .filter-buttons {
            margin-bottom: 3rem;
        }

        .filter-btn {
            background: transparent;
            border: 2px solid var(--light-accent);
            color: var(--text-dark);
            padding: 0.75rem 1.5rem;
            margin: 0.25rem;
            border-radius: 50px;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .filter-btn:hover,
        .filter-btn.active {
            background: var(--accent-color);
            border-color: var(--accent-color);
            color: white;
        }

        /* Gallery Grid */
        .gallery-section {
            padding: 5rem 0;
        }

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

        .gallery-item {
            position: relative;
            border-radius: 15px;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.4s ease;
            background: var(--bg-white);
            box-shadow: var(--shadow-md);
        }

        .gallery-item:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-xl);
        }

        .gallery-item img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .gallery-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to top, 
                rgba(26, 54, 93, 0.9) 0%,
                rgba(0, 163, 196, 0.7) 50%,
                transparent 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 2rem;
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .gallery-item:hover .gallery-overlay {
            opacity: 1;
        }

        .gallery-overlay h5 {
            color: white;
            margin: 0;
            font-weight: 600;
            font-size: 1.3rem;
            transform: translateY(20px);
            transition: transform 0.4s ease;
        }

        .gallery-overlay p {
            color: rgba(255, 255, 255, 0.9);
            margin: 0.5rem 0 0 0;
            transform: translateY(20px);
            transition: transform 0.4s ease 0.1s;
        }

        .gallery-item:hover .gallery-overlay h5,
        .gallery-item:hover .gallery-overlay p {
            transform: translateY(0);
        }

        .gallery-icon {
            position: absolute;
            top: 1rem;
            right: 1rem;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-color);
            font-size: 1.2rem;
            opacity: 0;
            transform: scale(0);
            transition: all 0.3s ease;
        }

        .gallery-item:hover .gallery-icon {
            opacity: 1;
            transform: scale(1);
        }

        /* Footer */
        footer {
            background: var(--text-dark);
            color: white;
            padding: 4rem 0 2rem 0;
        }

        footer h5 {
            color: white;
            margin-bottom: 1.5rem;
        }

        footer a {
            color: #cbd5e0;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        footer a:hover {
            color: white;
        }

        /* WhatsApp Float */
        .whatsapp-float {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 60px;
            height: 60px;
            background: #25d366;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            text-decoration: none;
            box-shadow: var(--shadow-lg);
            transition: all 0.3s ease;
            z-index: 1000;
            animation: pulse 2s infinite;
        }

        .whatsapp-float:hover {
            transform: scale(1.1);
            color: white;
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(37, 211, 102, 0); }
            100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
        }

        /* Responsive */
        @media (max-width: 768px) {
            .page-header h1 {
                font-size: 2.5rem;
            }
            
            .gallery-grid {
                grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
                gap: 1rem;
            }
            
            .gallery-item img {
                height: 250px;
            }
        }

        /* Stats Section */
        .stats-section {
            background: var(--bg-light);
            padding: 4rem 0;
        }

        .stat-card {
            text-align: center;
            padding: 2rem;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--accent-color);
            margin-bottom: 0.5rem;
        }

        .stat-label {
            font-size: 1.1rem;
            color: var(--text-light);
            font-weight: 500;
        }