* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        /* --- Menu --- */
        nav {
            width: 100%;
            position: fixed;
            top: 0;
            left: 0;
            background: rgba(26, 26, 46, 0.9);
            backdrop-filter: blur(10px);
            padding: 1rem 2rem;
            display: flex;
            justify-content: center;
            z-index: 1000;
            border-bottom: 1px solid rgba(0, 210, 255, 0.1);
        }

        .menu {
            list-style: none;
            display: flex;
            gap: 25px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .menu a {
            text-decoration: none;
            color: #bdc3c7;
            font-size: 0.9rem;
            font-weight: 500;
            transition: 0.3s;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .menu a:hover {
            color: #00d2ff;
            text-shadow: 0 0 8px rgba(0, 210, 255, 0.5);
        }
        /* --------------------------- */

        body {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: white;
            min-height: 100vh;
            display: flex;
            flex-direction: column; 
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 80px 20px 20px 20px; /* Padding superior para não cobrir o conteúdo pelo menu fixo */
        }

        .container {
            padding: 2rem;
            max-width: 600px;
        }

        .logo-topo {
            width: 220px; 
            height: auto;
            margin-bottom: 1rem;
            filter: drop-shadow(0 0 10px rgba(0, 210, 255, 0.3));
            border-radius: 25px;
        }

        h1 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            background: linear-gradient(to right, #92fe9d, #00d2ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        p {
            font-size: 1.1rem;
            color: #bdc3c7;
            margin-bottom: 2rem;
            line-height: 1.6;
        }

        .loader {
            border: 4px solid #f3f3f31a;
            border-top: 4px solid #00d2ff;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            animation: spin 1s linear infinite;
            margin: 0 auto 20px;
        }

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

        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: #00d2ff;
            color: #1a1a2e;
            text-decoration: none;
            border-radius: 25px;
            font-weight: bold;
            transition: 0.3s;
        }

        .btn:hover {
            transform: scale(1.05);
            box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
        }

        .tags {
            margin-top: 20px;
            font-size: 0.8rem;
            color: #00d2ff;
            text-transform: uppercase;
            letter-spacing: 2px;
        }