.error-container {
    text-align: center;
    padding: 50px 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.error-code {
    font-size: 8rem;
    font-weight: bold;
    color: var(--azul-claro);
    text-shadow: 3px 3px 0 var(--azul-escuro);
    margin-bottom: 10px;
    animation: float 6s ease-in-out infinite;
}

.error-image {
    width: 200px;
    height: 200px;
    margin: 20px auto;
    animation: bounce 2s ease infinite;
}

.error-image img {
    width: 100%;
    height: auto;
}

.error-message {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--azul-escuro);
}

.back-button {
    background: linear-gradient(45deg, var(--azul-escuro), var(--azul-claro));
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 5px 15px rgba(26, 43, 102, 0.4);
}

.back-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(26, 43, 102, 0.5);
    background: var(--amarelo);
    color: var(--azul-escuro);
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}