.bblog-tabs {
    --maroon: #8b1a1a;
    --maroon-rgb: 139, 26, 26;
    --maroon-dark: #6e1414;
    --card-radius: 10px;
    --thumb-ratio: 600 / 340;
    --bt-chamfer-lg: 16px;
    --bt-chamfer-sm: 8px;
    --bt-surface: #ffffff;
    --bt-cream: #faf8f4;
    --bt-border: #e5e7eb;
    --bt-ink: #241f18;
    --bt-ink-soft: #5b5347;
    --bt-muted: #8a8175;
    --bt-font-heading: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, Noto Sans;
    --bt-font-body: 'Inter', Helvetica, Arial, sans-serif;

    width: 100%;
    margin: 0 0 20px;
    background: var(--bt-surface);
    border: 1px solid var(--bt-border);
    color: var(--bt-ink);
    font-family: var(--bt-font-body);
    clip-path: polygon(0 0, 100% 0, 100% 100%, var(--bt-chamfer-lg) 100%, 0 calc(100% - var(--bt-chamfer-lg)));
    transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
}

.bblog-tabs:hover {
    border-color: #ded7c8;
    box-shadow: 0 18px 36px rgba(20, 14, 8, .1);
    transform: translateY(-3px);
}

.bblog-page .sidebar > .bblog-tabs {
    margin-bottom: 0;
}

.bblog-tabs,
.bblog-tabs *,
.bblog-tabs *::before,
.bblog-tabs *::after {
    box-sizing: border-box;
}

.bblog-tabs.is-rounded {
    clip-path: none;
    border-radius: var(--card-radius);
    overflow: hidden;
}

/* ---- tab bar ---- */

.bblog-tabs .bblog-tabs-nav {
    display: flex;
    background: var(--bt-cream);
    border-bottom: 1px solid var(--bt-border);
}

.bblog-tabs .bblog-tabs-tab {
    flex: 1 1 50%;
    margin: 0;
    padding: 14px 12px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    background: transparent;
    color: var(--bt-ink-soft);
    font-family: var(--bt-font-heading);
    font-size: 14px;
    font-weight: 600;
    line-height: 1.3;
    text-align: center;
    cursor: pointer;
    transition: background-color .25s ease, color .25s ease;
}

.bblog-tabs .bblog-tabs-tab:hover {
    background: var(--bt-surface);
    color: var(--maroon);
}

.bblog-tabs .bblog-tabs-tab.is-active,
.bblog-tabs .bblog-tabs-tab.is-active:hover {
    background: var(--maroon);
    color: #fff;
    cursor: default;
}

.bblog-tabs .bblog-tabs-tab:focus-visible {
    outline: 2px solid var(--maroon);
    outline-offset: -4px;
}

.bblog-tabs .bblog-tabs-tab.is-active:focus-visible {
    outline-color: #fff;
}

.bblog-tabs .bblog-tabs-panel[hidden] {
    display: none !important;
}

/* ---- post list ---- */

.bblog-tabs .bblog-tabs-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.bblog-tabs .bblog-tabs-list > li {
    margin: 0;
    padding: 0;
    border-bottom: 1px solid var(--bt-border);
}

.bblog-tabs .bblog-tabs-list > li:last-child {
    border-bottom: 0;
}

.bblog-tabs a.bblog-tabs-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    color: var(--bt-ink);
    text-decoration: none;
    transition: background-color .25s ease;
}

.bblog-tabs a.bblog-tabs-item:hover,
.bblog-tabs a.bblog-tabs-item:focus-visible {
    background: var(--bt-cream);
    color: var(--bt-ink);
    text-decoration: none;
}

.bblog-tabs a.bblog-tabs-item:focus-visible {
    outline: 2px solid var(--maroon);
    outline-offset: -2px;
}

.bblog-tabs .bblog-tabs-thumb-wrap {
    position: relative;
    flex: none;
    width: 112px;
}

.bblog-tabs .bblog-tabs-thumb {
    display: block;
    width: 100%;
    aspect-ratio: var(--thumb-ratio);
    overflow: hidden;
    clip-path: polygon(var(--bt-chamfer-sm) 0, 100% 0, 100% 100%, 0 100%, 0 var(--bt-chamfer-sm));
}

.bblog-tabs.is-rounded .bblog-tabs-thumb {
    clip-path: none;
    border-radius: var(--card-radius);
}

.bblog-tabs .bblog-tabs-thumb img {
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    object-fit: cover;
    background: #e5e1d6;
    filter: grayscale(.3) contrast(1.08) brightness(.92);
    transition: transform .5s cubic-bezier(.22, .9, .32, 1);
}

.bblog-tabs a.bblog-tabs-item:hover .bblog-tabs-thumb img {
    transform: scale(1.14);
}

.bblog-tabs .bblog-tabs-rank {
    position: absolute;
    top: -8px;
    left: -8px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--maroon);
    box-shadow: 0 0 0 3px var(--bt-surface);
    color: #fff;
    font-family: var(--bt-font-heading);
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    transition: transform .35s cubic-bezier(.34, 1.56, .64, 1), box-shadow .25s ease;
}

.bblog-tabs a.bblog-tabs-item:hover .bblog-tabs-rank {
    transform: scale(1.15) rotate(-8deg);
    box-shadow: 0 0 0 3px var(--bt-cream);
}

.bblog-tabs .bblog-tabs-body {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.bblog-tabs .bblog-tabs-title {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    font-family: var(--bt-font-heading);
    font-size: 14.5px;
    font-weight: 600;
    line-height: 1.35;
    transition: color .25s ease, transform .25s ease;
}

.bblog-tabs a.bblog-tabs-item:hover .bblog-tabs-title {
    color: var(--maroon);
    transform: translateX(4px);
}

.bblog-tabs .bblog-tabs-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 12px;
    color: var(--bt-muted);
    font-size: 12px;
    line-height: 1.3;
}

.bblog-tabs .bblog-tabs-meta > span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.bblog-tabs .bblog-tabs-meta svg {
    flex: none;
}

.bblog-tabs .bblog-tabs-plus {
    display: inline-flex;
    flex: none;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(var(--maroon-rgb), .1);
    color: var(--maroon);
    transition: background-color .25s ease, color .25s ease, transform .35s cubic-bezier(.34, 1.56, .64, 1);
}

.bblog-tabs a.bblog-tabs-item:hover .bblog-tabs-plus,
.bblog-tabs a.bblog-tabs-item:focus-visible .bblog-tabs-plus {
    background: var(--maroon);
    color: #fff;
    transform: rotate(90deg) scale(1.1);
}

@media (max-width: 480px) {
    .bblog-tabs a.bblog-tabs-item {
        gap: 12px;
        padding: 12px 14px;
    }

    .bblog-tabs .bblog-tabs-thumb-wrap {
        width: 92px;
    }

    .bblog-tabs .bblog-tabs-title {
        font-size: 14px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .bblog-tabs *,
    .bblog-tabs *::before,
    .bblog-tabs *::after {
        transition: none !important;
    }
}