:root {
            --bg-primary: #0a0a0f;
            --bg-secondary: #12121a;
            --card-bg: rgba(30, 30, 45, 0.7);
            --card-border: rgba(255, 255, 255, 0.08);
            --text-primary: #ffffff;
            --text-secondary: #9ca3af;
            --accent-primary: #6366f1;
            --accent-secondary: #8b5cf6;
            --accent-glow: rgba(99, 102, 241, 0.35);
            --tudo-image: url('tudo.svg');
            --gradient-1: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

        html {
            padding: 0;
            margin: 0;
            height: 100%;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            min-height: 100vh;
            background: var(--bg-primary);
            background-image: 
                radial-gradient(ellipse at 20% 20%, rgba(99, 102, 241, 0.12) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
            color: var(--text-primary);
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            display: flex;
            flex-direction: column;
            align-items: center;
            overflow-x: hidden;
            position: relative;
        }

        /* Animated Background Grid */
        .bg-grid {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: 
                linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 50px 50px;
            pointer-events: none;
            z-index: 0;
            opacity: 0.5;
        }

        /* Main Content Wrapper */
        .content-wrapper {
            position: relative;
            z-index: 1;
            width: 100%;
            max-width: 1400px;
            padding: 60px 40px;
        }

        /* Header Styling */
        header {
            text-align: center;
            margin-bottom: 60px;
            animation: fadeInDown 0.8s ease-out;
        }

        h1 {
            font-weight: 600;
            font-size: 2.5rem;
            margin: 0 0 12px 0;
            background: linear-gradient(135deg, #ffffff 0%, #a0a0b0 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            font-weight: 300;
            margin: 0;
        }



        .subtitle {
            font-size: clamp(0.9rem, 2vw, 1.1rem);
            color: var(--text-secondary);
            font-weight: 400;
            margin: 0;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            position: relative;
            display: inline-block;
            padding: 8px 20px;
            background: rgba(99, 102, 241, 0.1);
            border-radius: 50px;
            border: 1px solid rgba(99, 102, 241, 0.2);
        }

        .subtitle::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--gradient-primary);
            opacity: 0;
            border-radius: 50px;
            transition: opacity var(--transition-normal);
            z-index: -1;
        }

        /* Grid Layout - Your structure preserved */
        .tile-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
            width: 100%;
            max-width: none;
        }

        /* Tile Styling - Upgraded with glassmorphism */
        .tile {
            background: var(--card-bg);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--card-border);
            border-radius: 20px;
            text-decoration: none;
            color: var(--text-primary);
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            height: 200px;
            position: relative;
            overflow: hidden;
            cursor: pointer;
        }

        .tile::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gradient-1);
            opacity: 0;
            transition: var(--transition);
        }

        .tile::after {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--gradient-1);
            opacity: 0;
            transition: var(--transition);
            z-index: -1;
        }

        .tile:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg), var(--shadow-glow);
            border-color: rgba(99, 102, 241, 0.3);
        }
/*
        .tile:hover::before {
            opacity: 1;
        }
*/
        .tile:hover::after {
            opacity: 0.05;
        }

        /* Tile Content */
        .tile h2 {
            margin: 10px 0 0 0;
            font-size: 1.4rem;
            font-weight: 600;
            letter-spacing: -0.01em;
            z-index: 1;
        }

        /* TUDO Image Styling */
        .tudo-image {
            max-height: 50px;
            width: auto;
            margin-bottom: 16px;
            object-fit: contain;
            filter: brightness(0.9);
            transition: var(--transition);
        }

        .tile:hover .tudo-image {
            filter: brightness(1.1);
            transform: scale(1.05);
        }

        .tile-icon-container {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            height: 100%;
            width: 100%;
        }

        /* Entrance Animations */
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

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

        .tile {
            animation: fadeInUp 0.6s ease-out backwards;
        }

        .tile:nth-child(1) { animation-delay: 0.05s; }
        .tile:nth-child(2) { animation-delay: 0.1s; }
        .tile:nth-child(3) { animation-delay: 0.15s; }
        .tile:nth-child(4) { animation-delay: 0.2s; }
        .tile:nth-child(5) { animation-delay: 0.25s; }
        .tile:nth-child(6) { animation-delay: 0.3s; }
        .tile:nth-child(7) { animation-delay: 0.35s; }
        .tile:nth-child(8) { animation-delay: 0.4s; }
        .tile:nth-child(9) { animation-delay: 0.45s; }
        .tile:nth-child(10) { animation-delay: 0.5s; }
        .tile:nth-child(11) { animation-delay: 0.55s; }
        .tile:nth-child(12) { animation-delay: 0.6s; }
        .tile:nth-child(13) { animation-delay: 0.65s; }

        /* Responsive Design */
        @media (max-width: 768px) {
            .content-wrapper {
                padding: 40px 20px;
            }

            h1 {
                font-size: 1.8rem;
            }

            .subtitle {
                font-size: 0.9rem;
            }

            .tile-container {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
                gap: 16px;
            }

            .tile {
                height: 180px;
            }

            .tile h2 {
                font-size: 1.2rem;
            }
        }

        @media (max-width: 480px) {
            .content-wrapper {
                padding: 30px 16px;
            }

            h1 {
                font-size: 1.5rem;
            }

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