/* ================================================================
   Crypto Categories Page Styles
   ================================================================ */

.crypto-categories {
    padding: 60px 0 80px;
}

.crypto-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.crypto-card {
    display: block;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    overflow: hidden;
    transition: border-color 0.3s ease, transform 0.2s ease, background 0.3s ease;
    cursor: pointer;
}

.crypto-card:hover {
    border-color: rgba(59, 130, 246, 0.5);
    background: rgba(59, 130, 246, 0.06);
    transform: translateY(-4px);
}

.crypto-card__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    gap: 20px;
    min-height: 220px;
}

.crypto-card__img {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.crypto-card__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.crypto-card__placeholder {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #475569;
    font-size: 32px;
}

.crypto-card__name {
    font-size: 16px;
    font-weight: 600;
    color: #e2e8f0;
    text-align: center;
    line-height: 1.3;
}

.crypto-empty {
    color: #64748b;
    text-align: center;
    padding: 40px 0;
    font-size: 16px;
    grid-column: 1 / -1;
}

/* ================================================================
   Responsive
   ================================================================ */

@media (max-width: 900px) {
    .crypto-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .crypto-grid {
        grid-template-columns: 1fr;
    }

    .crypto-card__inner {
        padding: 28px 20px;
        min-height: 160px;
    }
}