.welcome-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 15, 35, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    transition: opacity var(--transition-speed) ease;
    font-family: var(--font-family);
}

.welcome-modal.show {
    opacity: 1;
}

.welcome-modal.hide {
    opacity: 0;
}

.welcome-content {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 50%, var(--bg-quaternary) 100%);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    color: var(--text-color);
    max-width: 500px;
    transform: scale(0.8);
    transition: transform var(--transition-speed) ease;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);

}

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

.welcome-logo {
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease;
}

.welcome-logo img {
    height: 200px;
    filter: drop-shadow(0 4px 8px rgba(74, 144, 226, 0.3));
}

.welcome-content h1 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.welcome-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.welcome-btn {
    background: linear-gradient(135deg, #3a7bc8, #2d5aa0);
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 1rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    animation: fadeInUp 0.8s ease 0.6s both;
    font-family: inherit;
}

.welcome-btn:hover {
    background: linear-gradient(135deg, #2d5aa0, #1e3d6f);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(74, 144, 226, 0.4);
}

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

@media (max-width: 768px) {
    .welcome-content {
        margin: 1rem;
        padding: 2rem;
    }
    
    .welcome-content h1 {
        font-size: 1.5rem;
    }
    
    .welcome-logo img {
        height: 100px;
    }
}