.zenit-activity__timeline {
    display: grid;
    gap: 16px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.zenit-activity__timeline::before,
.zenit-activity__timeline li::before {
    display: none;
}

.zenit-activity__timeline li {
    display: grid;
    grid-template-columns: minmax(118px, 150px) minmax(0, 1fr);
    grid-template-rows: auto auto;
    gap: 8px 22px;
    padding: 22px 24px;
    border: 1px solid var(--za-border);
    border-radius: 18px;
    background: var(--za-surface);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.05);
}

.zenit-activity__timeline time {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-self: start;
    width: fit-content;
    margin: 0;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--za-accent);
    font-size: 0.82rem;
    font-weight: 800;
    line-height: 1.3;
    white-space: nowrap;
}

.zenit-activity__timeline strong {
    grid-column: 2;
    grid-row: 1;
    overflow-wrap: anywhere;
    font-size: 1.08rem;
    line-height: 1.4;
}

.zenit-activity__timeline p {
    grid-column: 2;
    grid-row: 2;
    margin: 0;
    overflow-wrap: anywhere;
    line-height: 1.65;
}

.zenit-activity__cooperation {
    border: 1px solid rgba(125, 211, 252, 0.22);
    background: linear-gradient(135deg, #0f172a 0%, #172554 100%);
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.18);
}

.zenit-activity__cooperation .zenit-activity__eyebrow {
    color: #7dd3fc;
}

.zenit-activity__cooperation h3 {
    color: #f8fafc;
}

.zenit-activity__cooperation p:not(.zenit-activity__eyebrow) {
    color: #dbeafe;
}

.zenit-activity__cooperation .zenit-activity__button {
    border: 1px solid #7dd3fc;
    background: #e0f2fe;
    color: #0c4a6e;
    box-shadow: 0 8px 22px rgba(14, 116, 144, 0.18);
}

.zenit-activity__cooperation .zenit-activity__button:hover,
.zenit-activity__cooperation .zenit-activity__button:focus-visible {
    border-color: #bae6fd;
    background: #bae6fd;
    color: #082f49;
}

.zenit-activity__cooperation .zenit-activity__button:focus-visible {
    outline: 3px solid #f8fafc;
    outline-offset: 3px;
}

@media (max-width: 720px) {
    .zenit-activity__timeline li {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 12px;
        padding: 18px;
    }

    .zenit-activity__timeline time,
    .zenit-activity__timeline strong,
    .zenit-activity__timeline p {
        grid-column: 1;
        grid-row: auto;
    }
}