.steam-auth-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.98);
    z-index: 99999999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.steam-auth-container {
    background: 
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(100,100,100,0.1) 2px, rgba(100,100,100,0.1) 4px),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(100,100,100,0.1) 2px, rgba(100,100,100,0.1) 4px),
        rgba(20, 20, 20, 0.95);
    border: 2px solid rgba(255, 179, 71, 0.3);
    border-radius: 8px;
    padding: 3rem;
    text-align: center;
    min-width: 400px;
    animation: authAppear 0.5s ease-out;
}

@keyframes authAppear {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.steam-auth-logo {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.steam-auth-title {
    font-size: 2rem;
    font-weight: 700;
    color: #ffb347;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.steam-auth-subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.steam-login-btn {
    background: linear-gradient(135deg, #1b2838 0%, #2a475e 100%);
    border: 2px solid #66c0f4;
    color: #fff;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 4px;
    font-family: 'Geogrotesque', sans-serif;
    letter-spacing: 0.08em;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 1rem;
}

.steam-login-btn:hover {
    background: linear-gradient(135deg, #2a475e 0%, #1b2838 100%);
    border-color: #88d4ff;
    box-shadow: 0 5px 20px rgba(102, 192, 244, 0.3);
}

.steam-icon {
    width: 24px;
    height: 24px;
}