:root {
            --primary-color: #004080; /* Azul escuro */
            --secondary-color: #0055aa; /* Azul um pouco mais claro */
            --dark-bg: #1a1a1a;
            --main-bg: #0d0d0d;
            --card-bg: #2a2a2a;
            --input-bg: #3a3a3a;
            --input-border: #444444;
            --text-color: #ffffff;
            --placeholder-color: #888888;
        }

        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(to right, var(--dark-bg), var(--main-bg));
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            margin: 0;
            color: var(--text-color);
            overflow: hidden;
            position: relative;
        }

        /* Efeito de background com partículas */
        .background-dots {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: radial-gradient(circle, var(--primary-color) 1px, transparent 1px);
            background-size: 20px 20px;
            opacity: 0.1;
            z-index: 0;
            animation: moveDots 200s linear infinite;
        }

        @keyframes moveDots {
            from { background-position: 0 0; }
            to { background-position: 100% 100%; }
        }

        .login-container {
            background-color: var(--card-bg);
            padding: 3rem 2.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            text-align: center;
            width: 100%;
            max-width: 420px;
            box-sizing: border-box;
            animation: fadeIn 0.8s ease-out;
            position: relative;
            z-index: 1; /* Garante que o conteúdo fique acima do efeito de fundo */
            border: 1px solid var(--primary-color);
            overflow: hidden;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(-20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .system-title {
            color: var(--text-color);
            font-size: 2.8rem;
            margin-bottom: 2rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-shadow: 0 2px 5px rgba(0, 51, 102, 0.4);
            animation: glitch 1.5s infinite; /* Efeito de glitch sutil */
        }

        @keyframes glitch {
            0% { text-shadow: 0 0 var(--primary-color); }
            20% { text-shadow: 0 0 var(--primary-color), -2px -2px 0 red, 2px 2px 0 blue; }
            40% { text-shadow: 0 0 var(--primary-color), -2px -2px 0 green, 2px 2px 0 yellow; }
            60% { text-shadow: 0 0 var(--primary-color); }
            80% { text-shadow: -2px 2px 0 magenta, 2px -2px 0 cyan; }
            100% { text-shadow: 0 0 var(--primary-color); }
        }

        .form-group {
            margin-bottom: 1.5rem;
            text-align: left;
            position: relative;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #cccccc;
            font-size: 0.95rem;
        }

        .form-control {
            width: 100%;
            padding: 0.85rem 1.25rem;
            border: 1px solid var(--input-border);
            border-radius: 8px;
            background-color: var(--input-bg);
            color: var(--text-color);
            font-size: 1rem;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            box-sizing: border-box;
            -webkit-appearance: none; /* remove o estilo de input padrão em alguns navegadores */
        }

        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.25rem rgba(0, 64, 128, 0.4);
            background-color: #333333;
            outline: none;
            color: white;
        }

        .form-control::placeholder {
            color: var(--placeholder-color);
        }

        .submit-button {
            width: 100%;
            padding: 1rem 1.5rem;
            background-color: var(--primary-color);
            color: var(--text-color);
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
            margin-top: 1rem;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

        .submit-button:hover {
            background-color: var(--secondary-color);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 64, 128, 0.3);
        }
        
        .form-message {
            padding: 0.8rem 1.25rem;
            margin-bottom: 1.5rem;
            border-radius: 8px;
            font-size: 0.95rem;
            animation: slideIn 0.5s ease-out;
            color: #fff;
        }

        .error-msg, .form-message.error {
            background-color: #dc3545;
            border: 1px solid #bb2d3b;
        }

        .success-msg, .form-message.success {
            background-color: #28a745;
            border: 1px solid #218838;
        }


        .img_genesis{
            width: 350px;
            height: 400px;
        }
        @keyframes slideIn {
            from { opacity: 0; transform: translateY(-10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .forgot-password {
            display: block;
            margin-top: 1.2rem;
            font-size: 0.9rem;
            color: #999999;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .forgot-password:hover {
            color: var(--primary-color);
            text-decoration: underline;
        }

        .footer {
            margin-top: 2rem;
            font-size: 0.85rem;
            color: #999999;
        }

        /* Responsividade */
        @media (max-width: 576px) {
            .login-container {
                padding: 2rem 1.5rem;
                border-radius: 10px;
                margin: 1rem;
            }

            .system-title {
                font-size: 2.2rem;
                margin-bottom: 1.5rem;
            }

            .form-control {
                padding: 0.75rem 1rem;
                font-size: 0.9rem;
            }

            .submit-button {
                padding: 0.9rem 1.2rem;
                font-size: 1rem;
            }

            .form-message {
                padding: 0.7rem 1rem;
                font-size: 0.85rem;
            }
        }