.archive-index {
    width: min(var(--air-max), calc(100% - 56px));
    margin: 0 auto;
    padding: 42px 0 84px;
}

.archive-index-list {
    width: min(100%, calc(var(--air-content) + var(--air-sidebar) + 54px));
}

.archive-index-year {
    border-bottom: 1px solid var(--air-line);
}

.archive-index-year:first-child {
    border-top: 0;
}

.archive-index-year-summary {
    min-height: 84px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 18px;
    list-style: none;
    cursor: pointer;
    color: var(--air-ink);
    border-radius: var(--air-radius-sm);
    transition: color .2s ease;
    -webkit-tap-highlight-color: transparent;
}

.archive-index-year-summary::-webkit-details-marker {
    display: none;
}

.archive-index-year-summary::marker {
    content: "";
}

.archive-index-year-summary:focus-visible {
    outline: 3px solid rgba(73, 104, 242, .24);
    outline-offset: -3px;
}

.archive-index-year-title {
    display: inline-flex;
    align-items: baseline;
    gap: 7px;
    white-space: nowrap;
}

.archive-index-year-title strong {
    font-size: 24px;
    line-height: 1;
    font-weight: 850;
    letter-spacing: -.02em;
}

.archive-index-year-title span {
    font-size: 17px;
    font-weight: 800;
}

.archive-index-year-count {
    color: var(--air-muted);
    font-size: 14px;
    white-space: nowrap;
}

.archive-index-year-count b {
    color: var(--air-primary);
    font-weight: 850;
}

.archive-index-year-chevron {
    margin-left: auto;
    color: var(--air-soft);
    font-size: 15px;
    transition: transform .32s cubic-bezier(.16, 1, .3, 1), color .32s ease;
}

.archive-index-year[open] > .archive-index-year-summary .archive-index-year-chevron {
    color: var(--air-primary);
    transform: rotate(180deg);
}

.archive-index-year[data-animation-direction="opening"] > .archive-index-year-summary .archive-index-year-chevron {
    color: var(--air-primary);
    transform: rotate(180deg);
}

.archive-index-year[data-animation-direction="closing"] > .archive-index-year-summary .archive-index-year-chevron {
    color: var(--air-soft);
    transform: rotate(0);
}

.archive-index-year-panel-inner {
    position: relative;
    padding: 2px 0 30px 48px;
}

.archive-index-year-panel {
    transform-origin: top;
}

.archive-index-year-panel-inner::before {
    content: "";
    position: absolute;
    top: 15px;
    bottom: 32px;
    left: 8px;
    width: 1px;
    background: #cbd8ed;
}

.archive-index-month {
    position: relative;
    margin-bottom: 24px;
}

.archive-index-month:last-child {
    margin-bottom: 0;
}

.archive-index-month-dot {
    position: absolute;
    top: 7px;
    left: -45px;
    width: 11px;
    height: 11px;
    border: 2px solid var(--air-bg);
    border-radius: 50%;
    background: var(--air-primary);
    box-shadow: 0 0 0 1px rgba(73, 104, 242, .22);
}

.archive-index-month-card {
    padding: 20px 24px 18px;
    border: 1px solid var(--air-line);
    border-radius: var(--air-radius-md);
    background: rgba(249, 251, 255, .84);
}

.archive-index-month-head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 0 0 8px;
}

.archive-index-month-head h2 {
    display: inline-flex;
    align-items: baseline;
    gap: 5px;
    margin: 0;
    color: var(--air-ink);
    line-height: 1;
}

.archive-index-month-head h2 strong {
    font-size: 21px;
    font-weight: 850;
}

.archive-index-month-head h2 span {
    font-size: 16px;
    font-weight: 800;
}

.archive-index-month-head > span {
    color: var(--air-muted);
    font-size: 13px;
}

.archive-index-month-head > span b {
    color: var(--air-muted);
    font-weight: 800;
}

.archive-index-entries {
    display: grid;
}

.archive-index-entry {
    min-height: 44px;
    display: grid;
    grid-template-columns: 68px minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
    padding: 8px 12px;
    color: var(--air-muted);
    border-radius: 10px;
    transition: color .18s ease, background-color .18s ease, transform .18s ease;
}

.archive-index-entry:hover,
.archive-index-entry:focus-visible {
    color: var(--air-primary);
    background: rgba(73, 104, 242, .06);
}

.archive-index-entry:focus-visible {
    outline: 2px solid rgba(73, 104, 242, .28);
    outline-offset: 1px;
}

.archive-index-entry:active {
    transform: translateY(1px);
}

.archive-index-entry time {
    color: var(--air-soft);
    font-size: 13px;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.archive-index-entry-title {
    min-width: 0;
    overflow: hidden;
    color: inherit;
    font-size: 15px;
    line-height: 1.55;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.archive-index-entry-views {
    min-width: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    color: var(--air-soft);
    font-size: 12px;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.archive-index-entry:hover .archive-index-entry-views,
.archive-index-entry:focus-visible .archive-index-entry-views {
    color: var(--air-primary);
}

.archive-index-empty {
    width: min(100%, calc(var(--air-content) + var(--air-sidebar) + 54px));
    padding: 72px 24px;
    text-align: center;
    border: 1px solid var(--air-line);
    border-radius: var(--air-radius-md);
    background: var(--air-surface-solid);
}

.archive-index-empty h1 {
    margin: 0 0 10px;
    color: var(--air-ink);
    font-size: 24px;
    font-weight: 850;
}

.archive-index-empty p {
    margin: 0;
    color: var(--air-muted);
    font-size: 14px;
}

html[data-blog-theme="dark"] .archive-index-year {
    border-bottom-color: var(--air-line);
}

html[data-blog-theme="dark"] .archive-index-year-panel-inner::before {
    background: #425571;
}

html[data-blog-theme="dark"] .archive-index-month-dot {
    border-color: var(--air-bg);
    box-shadow: 0 0 0 1px rgba(114, 168, 255, .32);
}

html[data-blog-theme="dark"] .archive-index-month-card,
html[data-blog-theme="dark"] .archive-index-empty {
    border-color: var(--air-line);
    background: var(--air-surface-solid);
}

html[data-blog-theme="dark"] .archive-index-entry:hover,
html[data-blog-theme="dark"] .archive-index-entry:focus-visible {
    background: var(--air-primary-soft);
}

@media (max-width: 768px) {
    .archive-index {
        width: min(100% - 28px, var(--air-max));
        padding: 24px 0 64px;
    }

    .archive-index-year-summary {
        min-height: 72px;
        gap: 9px;
        padding: 0 8px;
    }

    .archive-index-year-title {
        gap: 5px;
    }

    .archive-index-year-title strong {
        font-size: 21px;
    }

    .archive-index-year-title span {
        font-size: 15px;
    }

    .archive-index-year-count {
        font-size: 12px;
    }

    .archive-index-year-panel-inner {
        padding: 0 0 24px 28px;
    }

    .archive-index-year-panel-inner::before {
        left: 6px;
        bottom: 26px;
    }

    .archive-index-month {
        margin-bottom: 18px;
    }

    .archive-index-month-dot {
        left: -26px;
        width: 9px;
        height: 9px;
    }

    .archive-index-month-card {
        padding: 17px 12px 12px;
        border-radius: 16px;
    }

    .archive-index-month-head {
        padding: 0 8px 8px;
    }

    .archive-index-month-head h2 strong {
        font-size: 19px;
    }

    .archive-index-entry {
        grid-template-columns: 54px minmax(0, 1fr) auto;
        gap: 9px;
        padding: 9px 8px;
    }

    .archive-index-entry time {
        font-size: 12px;
    }

    .archive-index-entry-title {
        font-size: 14px;
    }

    .archive-index-entry-views {
        min-width: 44px;
        gap: 4px;
        font-size: 11px;
    }
}

@media (max-width: 420px) {
    .archive-index-year-summary {
        flex-wrap: wrap;
        align-content: center;
        row-gap: 5px;
    }

    .archive-index-year-count {
        flex: 1 1 auto;
    }

    .archive-index-year-chevron {
        flex: 0 0 auto;
    }

    .archive-index-entry {
        grid-template-columns: 48px minmax(0, 1fr);
    }

    .archive-index-entry-views {
        grid-column: 2;
        justify-self: start;
        min-width: 0;
        margin-top: -6px;
    }

}

@media (prefers-reduced-motion: reduce) {
    .archive-index-year-chevron,
    .archive-index-entry {
        transition: none;
    }
}