/* 站点里程碑（成立时间 + 倒数日） */
.jx-milestone-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}

.jx-milestone-card {
    position: relative;
    padding: 1.5rem;
    border-radius: 18px;
    border: 1px solid var(--jx-border, #e5e7eb);
    background: var(--jx-surface, #fff);
    box-shadow: 0 4px 18px rgba(15, 23, 42, 0.04);
}

.jx-milestone-card--countdown {
    background: linear-gradient(160deg, rgba(37, 99, 235, 0.07), rgba(14, 165, 233, 0.03));
    border-color: rgba(37, 99, 235, 0.25);
}

.jx-milestone-card__badge {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--jx-primary, #2563eb);
    background: rgba(37, 99, 235, 0.1);
    margin-bottom: 0.75rem;
}

.jx-milestone-card__title {
    margin: 0 0 0.35rem;
    font-size: 1.05rem;
    font-weight: 700;
}

.jx-milestone-card__date {
    margin: 0 0 0.5rem;
    font-size: 1.85rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    font-variant-numeric: tabular-nums;
    color: var(--jx-text, #0f172a);
}

.jx-milestone-card__meta {
    margin: 0 0 0.5rem;
    font-size: 0.9rem;
    color: var(--jx-text-secondary, #475569);
}

.jx-milestone-card__meta strong {
    font-size: 1.15rem;
    color: var(--jx-primary, #2563eb);
    font-variant-numeric: tabular-nums;
}

.jx-milestone-card__note {
    margin: 0.75rem 0 0;
    font-size: 0.8125rem;
    line-height: 1.6;
    color: var(--jx-text-secondary, #64748b);
}

.jx-milestone-countdown__label {
    margin: 0 0 0.5rem;
    font-size: 0.8125rem;
    color: var(--jx-text-secondary, #64748b);
}

.jx-milestone-countdown__label--today {
    font-size: 1.25rem;
    font-weight: 700;
    color: #16a34a;
}

.jx-milestone-countdown__row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.jx-milestone-countdown__unit {
    flex: 1 1 64px;
    min-width: 64px;
    padding: 0.6rem 0.25rem;
    border-radius: 12px;
    text-align: center;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(37, 99, 235, 0.18);
}

.jx-milestone-countdown__unit strong {
    display: block;
    font-size: 1.5rem;
    line-height: 1.1;
    font-weight: 800;
    color: var(--jx-primary, #2563eb);
    font-variant-numeric: tabular-nums;
}

.jx-milestone-countdown__unit small {
    font-size: 0.75rem;
    color: var(--jx-text-secondary, #64748b);
}

.jx-milestone-foot {
    margin-top: 1.5rem;
    font-size: 0.875rem;
}

@media (max-width: 640px) {
    .jx-milestone-card__date {
        font-size: 1.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .jx-milestone-countdown__unit strong {
        transition: none;
    }
}