/* Full-screen Welcome Popup Styling */
.welcome-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.welcome-container.visible {
    opacity: 1;
    visibility: visible;
}

.welcome-popup {
    background: linear-gradient(135deg, #0d0d0d 0%, #1a1a1a 100%);
    border-radius: 15px;
    padding: 40px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 25px 50px -12px rgba(229, 9, 20, 0.4), 
                0 0 0 1px rgba(255, 255, 255, 0.08);
    position: relative;
    transform: translateY(30px) scale(0.95);
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

.welcome-container.visible .welcome-popup {
    transform: translateY(0) scale(1);
}

/* Top gradient border */
.welcome-popup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #E50914, #ff0f23, #E50914);
    background-size: 200% 100%;
    animation: gradient-shift 4s linear infinite;
}

@keyframes gradient-shift {
    0% { background-position: 0% 0; }
    100% { background-position: 200% 0; }
}

.welcome-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 30px;
}

.welcome-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: 15px;
    border: 3px solid #E50914;
    box-shadow: 0 0 20px rgba(229, 9, 20, 0.5);
}

.welcome-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.welcome-header h3 {
    margin: 10px 0 5px 0;
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 1px;
    background: linear-gradient(to bottom, #ff0f23, #E50914, #c40812);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-transform: uppercase;
}

.welcome-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
}

.welcome-popup p {
    margin: 0 0 25px 0;
    font-size: 16px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
}

.welcome-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 25px 0;
}

.feature-item {
    display: flex;
    align-items: center;
    padding: 12px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background-color: rgba(229, 9, 20, 0.1);
    transform: translateY(-2px);
}

.feature-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(229, 9, 20, 0.2);
    border-radius: 8px;
    margin-right: 12px;
    color: #E50914;
    font-size: 18px;
}

.feature-text {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

.welcome-btn {
    display: block;
    width: 100%;
    padding: 15px 0;
    background: linear-gradient(90deg, #E50914, #ff0f23);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(229, 9, 20, 0.3);
    margin-top: 15px;
}

.welcome-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(229, 9, 20, 0.5);
}

/* Animation for content elements */
.welcome-header, 
.welcome-popup p, 
.welcome-features, 
.welcome-btn {
    opacity: 0;
    transform: translateY(20px);
}

.welcome-container.visible .welcome-header {
    animation: fade-in-up 0.6s forwards 0.3s;
}

.welcome-container.visible .welcome-popup p {
    animation: fade-in-up 0.6s forwards 0.5s;
}

.welcome-container.visible .welcome-features {
    animation: fade-in-up 0.6s forwards 0.7s;
}

.welcome-container.visible .welcome-btn {
    animation: fade-in-up 0.6s forwards 0.9s;
}

@keyframes fade-in-up {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Media query for mobile devices */
@media (max-width: 768px) {
    .welcome-popup {
        padding: 30px 20px;
        width: 95%;
    }
    
    .welcome-header h3 {
        font-size: 24px;
    }
    
    .welcome-features {
        grid-template-columns: 1fr;
    }
}