/* Estilos para o modal de boas-vindas */
.welcome-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.welcome-modal.visible {
    opacity: 1;
    display: flex;
}

.welcome-modal-content {
    background: linear-gradient(135deg, var(--primary-bg), var(--modal-bg));
    padding: 3rem;
    border-radius: 15px;
    max-width: 600px;
    width: 90%;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.4s ease;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
    border: 2px solid var(--timeline-color);
    text-align: center;
}

.welcome-modal.visible .welcome-modal-content {
    transform: scale(1);
}

.welcome-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    color: var(--modal-close);
    font-size: 2rem;
    cursor: pointer;
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.welcome-modal-close:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: rotate(90deg);
}

.welcome-modal-logo {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
}

.welcome-modal-logo img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 10px rgba(241, 196, 15, 0.8));
}

.welcome-modal-title {
    color: var(--timeline-color);
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.welcome-modal-text {
    color: var(--modal-text);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.explore-btn {
    background-color: var(--timeline-color);
    color: var(--primary-bg);
    border: none;
    padding: 12px 25px;
    font-size: 1.1rem;
    border-radius: 30px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.explore-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    background-color: #ffffff;
}

/* Responsividade */
@media (max-width: 768px) {
    .welcome-modal-content {
        padding: 2rem;
    }
    
    .welcome-modal-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .welcome-modal-content {
        padding: 1.5rem;
    }
    
    .welcome-modal-title {
        font-size: 1.8rem;
    }
    
    .welcome-modal-text {
        font-size: 1rem;
    }
    
    .welcome-modal-logo {
        width: 80px;
        height: 80px;
    }
}