body {
    background-color: #050811; 
    background-image: 
        radial-gradient(circle at 50% 20%, rgba(49, 146, 252, 0.08) 0%, transparent 50%),
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 100% 100%, 32px 32px, 32px 32px;
    background-attachment: fixed;
    color: #dfe2f1;
}

.glass-card {
    background: linear-gradient(180deg, rgba(15, 19, 29, 0.9) 0%, rgba(10, 14, 24, 0.95) 100%);
    border: 1px solid rgba(138, 145, 158, 0.15);
    box-shadow: 0 4px 24px -1px rgba(0, 0, 0, 0.2), 
                inset 0 1px 0 0 rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
    position: relative; 
    overflow: hidden;
}

.glass-card:hover {
    border-color: rgba(49, 146, 252, 0.3);
    box-shadow: 0 8px 32px -4px rgba(0, 0, 0, 0.3),
                0 0 20px 0 rgba(49, 146, 252, 0.1),
                inset 0 1px 0 0 rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.btn-gradient {
    background: linear-gradient(135deg, #3192fc 0%, #006ae8 100%);
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.2);
    transition: all 0.2s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-gradient:hover {
    background: linear-gradient(135deg, #6889ff 0%, #3192fc 100%);
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.3),
                0 4px 12px rgba(49, 146, 252, 0.3);
}

.btn-gradient:active {
    transform: translateY(1px);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(16px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}


.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.06), transparent 40%);
    z-index: 0;
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.glass-card:hover .card-glow {
    opacity: 1;
}

.glass-card > div:not(.card-glow),
.glass-card > h3,
.glass-card > p,
.glass-card > button {
    position: relative;
    z-index: 1;
}


.shimmer-telegram {
    animation: tgShimmer 2s infinite alternate ease-in-out;
}

@keyframes tgShimmer {
    0% { 
        color: #2AABEE;
        filter: drop-shadow(0 0 4px rgba(42, 171, 238, 0.4));
    }
    100% { 
        color: #8BE9FD;
        filter: drop-shadow(0 0 12px rgba(139, 233, 253, 0.9));
    }
}