.b2a-col {
--b2a-line: color-mix(in srgb, currentColor 14%, transparent);
--b2a-muted: color-mix(in srgb, currentColor 62%, transparent);
color: var(--b2a-text, inherit);
font-family: var(--b2a-body-font, inherit);
text-align: left;
margin-top: 8px;
word-break: keep-all;
overflow-wrap: anywhere;
}
.b2a-col *,
.b2a-col *::before,
.b2a-col *::after { box-sizing: border-box; }
.b2a-col a { color: inherit; text-decoration: none; } .b2a-col__search {
display: flex;
gap: 8px;
max-width: 480px;
margin: 0 0 32px;
} .b2a-col .b2a-col__search input {
flex: 1;
min-width: 0;
height: 46px;
padding: 0 16px;
border: 1px solid var(--b2a-input-border, var(--b2a-line)) !important;
border-radius: min(var(--b2a-radius, 4px), 23px) !important;
background: var(--b2a-input-bg, color-mix(in srgb, #fff 55%, transparent)) !important;
color: var(--b2a-input-text, inherit) !important;
font: inherit;
font-size: 15px;
box-shadow: none !important;
}
.b2a-col .b2a-col__search input::placeholder {
color: currentColor !important;
opacity: .5;
}
.b2a-col .b2a-col__search input:focus {
outline: 2px solid var(--b2a-accent, currentColor);
outline-offset: 1px;
}
.b2a-col .b2a-col__search button {
flex: none;
height: 46px;
padding: 0 24px;
border: 0 !important;
border-radius: min(var(--b2a-radius, 4px), 23px) !important;
background: var(--b2a-btn-bg, var(--b2a-text, #222)) !important;
color: var(--b2a-btn-text, #fff) !important;
font: inherit;
font-size: 15px;
font-weight: 500;
cursor: pointer;
}
.b2a-col .b2a-col__search button:hover { opacity: .88; } .b2a-col__count {
margin: 0 0 16px;
font-size: 14px;
color: var(--b2a-muted);
}
.b2a-col__count strong { color: var(--b2a-text, inherit); font-weight: 700; } .b2a-col { container-type: inline-size; }
.b2a-col__grid {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
column-gap: 32px;
border-top: 2px solid var(--b2a-line);
}
@container (max-width: 760px) {
.b2a-col__grid { grid-template-columns: 1fr; }
}
.b2a-card {
display: flex;
gap: 20px;
align-items: flex-start;
padding: 24px 0;
border-bottom: 1px solid var(--b2a-line);
}
.b2a-card__body { flex: 1; min-width: 0; }
.b2a-card__date {
display: block;
margin-bottom: 8px;
font-size: 13px;
font-weight: 600;
letter-spacing: .04em;
color: var(--b2a-accent, var(--b2a-muted));
}
.b2a-card__title {
margin: 0 0 10px;
font-family: var(--b2a-head-font, inherit);
font-size: 19px;
font-weight: 600;
line-height: 1.45;
letter-spacing: -.01em;
color: var(--b2a-text, inherit);
}
.b2a-card__title a:hover { color: var(--b2a-accent, inherit); } .b2a-col .b2a-card__title a,
.b2a-col .b2a-card__more,
.b2a-col .b2a-col__pager a,
.b2a-col .b2a-article__aside li a,
.b2a-col .b2a-article__all,
.b2a-col .b2a-button {
text-decoration: none !important;
border-bottom: 0 !important;
box-shadow: none !important;
background-image: none !important;
}
.b2a-card__excerpt {
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
overflow: hidden;
margin: 0 0 14px;
font-size: 14px;
line-height: 1.7;
color: var(--b2a-muted);
}
.b2a-card__more {
font-size: 13px;
font-weight: 600;
color: var(--b2a-accent, inherit) !important;
}
.b2a-card__thumb {
flex: none;
width: 140px;
aspect-ratio: 4 / 3;
overflow: hidden;
border-radius: 4px;
background: color-mix(in srgb, var(--b2a-accent, currentColor) 14%, transparent);
}
.b2a-card__thumb img {
display: block;
width: 100%;
height: 100%;
object-fit: cover;
transition: transform .3s ease;
}
.b2a-card:hover .b2a-card__thumb img { transform: scale(1.04); } .b2a-col__pager {
display: flex;
justify-content: center;
align-items: center;
gap: 20px;
margin-top: 40px;
font-size: 14px;
color: var(--b2a-muted);
}
.b2a-col__pager a {
color: var(--b2a-text, inherit);
font-weight: 600;
}
.b2a-col__pager a:hover { color: var(--b2a-accent, inherit); }
.b2a-col__empty {
padding: 48px 0;
text-align: center;
color: var(--b2a-muted);
border-top: 2px solid var(--b2a-line);
}
@media (max-width: 560px) {
.b2a-card { gap: 14px; }
.b2a-card__thumb { width: 96px; }
.b2a-card__title { font-size: 17px; }
}
@media (prefers-reduced-motion: reduce) {
.b2a-card__thumb img { transition: none; }
} .b2a-article__meta {
display: flex;
flex-wrap: wrap;
align-items: center;
gap: 6px 12px;
margin: 0 0 32px;
padding-bottom: 24px;
border-bottom: 1px solid var(--b2a-line);
font-size: 14px;
color: var(--b2a-muted);
}
.b2a-article__meta > * + *::before {
content: "·";
margin-right: 12px;
color: var(--b2a-line);
}
.b2a-article__category {
font-weight: 600;
letter-spacing: .04em;
color: var(--b2a-accent, inherit);
} .b2a-article__layout {
display: grid;
grid-template-columns: minmax(0, 1fr);
gap: 48px;
align-items: start;
} @container (min-width: 960px) {
.b2a-article__layout:not(.b2a-article__layout--full) { grid-template-columns: minmax(0, 1fr) 280px; gap: 56px; }
} @container (min-width: 1040px) { .b2a-article__layout.b2a-article__layout--toc { grid-template-columns: 220px minmax(0, 1fr) 280px; gap: 44px; }
.b2a-article__layout--toc.b2a-article__layout--full { grid-template-columns: 220px minmax(0, 1fr); }
}
.b2a-article__aside,
.b2a-article__toc-side { align-self: start; }
@container (min-width: 960px) {
.b2a-article__aside,
.b2a-article__toc-side { position: sticky; top: calc(var(--b2a-sticky-top, 48px)); }
} .b2a-article__layout--full:not(.b2a-article__layout--toc) .b2a-article__main { max-width: 820px; margin: 0 auto; }
.b2a-article__main { min-width: 0; max-width: 760px; } .b2a-article__toc-side { display: none; }
@container (min-width: 1040px) {
.b2a-article__layout--toc .b2a-article__toc-side { display: block; } .b2a-article__layout--toc .b2a-toc { display: none; }
}
.b2a-toc-side__title {
margin: 0 0 12px;
padding-top: 8px;
font-family: var(--b2a-head-font, inherit);
font-size: 16px;
font-weight: 700;
letter-spacing: .01em;
color: var(--b2a-text, inherit);
border-top: 2px solid var(--b2a-text, currentColor);
}
.b2a-article__toc-side ol { margin: 0; padding: 0; list-style: none; }
.b2a-article__toc-side .b2a-toc__item a {
padding: 7px 0 7px 14px;
font-size: 14px;
line-height: 1.5;
color: var(--b2a-muted) !important;
}
.b2a-article__toc-side .b2a-toc__item--h3 a { padding-left: 26px; font-size: 13px; }  .b2a-toc {
margin: -32px 0 40px;
border-bottom: 1px solid var(--b2a-line);
}
.b2a-toc summary {
display: grid;
grid-template-columns: 1fr auto;
gap: 2px 16px;
padding: 18px 0;
cursor: pointer;
list-style: none;
}
.b2a-toc summary::-webkit-details-marker { display: none; }
.b2a-toc summary::after {
content: "";
grid-row: 1 / 3;
grid-column: 2;
align-self: center;
width: 8px;
height: 8px;
border-right: 1.5px solid var(--b2a-accent, currentColor);
border-bottom: 1.5px solid var(--b2a-accent, currentColor);
transform: rotate(45deg);
transition: transform .2s ease;
}
.b2a-toc[open] summary::after { transform: rotate(-135deg); }
.b2a-toc__label {
font-family: var(--b2a-head-font, inherit);
font-size: 18px;
font-weight: 700;
color: var(--b2a-text, inherit);
}
.b2a-toc__current {
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
font-size: 13px;
color: var(--b2a-accent, var(--b2a-muted));
}
.b2a-toc ol { margin: 0 0 18px; padding: 0; list-style: none; }
.b2a-toc__item a {
display: block;
padding: 8px 0 8px 14px;
border-left: 2px solid var(--b2a-line);
font-size: 14px;
color: var(--b2a-muted) !important;
}
.b2a-toc__item--h3 a { padding-left: 28px; font-size: 13px; }
.b2a-toc__item a:hover,
.b2a-toc__item a.is-active {
border-left-color: var(--b2a-accent, currentColor);
color: var(--b2a-text, inherit) !important;
} .b2a-article__body {
font-size: 17px;
line-height: 1.9;
color: var(--b2a-text, inherit);
}
.b2a-article__body > * { margin: 0 0 1.1em; }
.b2a-article__body h2,
.b2a-article__body h3,
.b2a-article__body h4 {
margin: 2.2em 0 .8em;
font-family: var(--b2a-head-font, inherit);
font-weight: 700;
line-height: 1.45;
color: var(--b2a-text, inherit);
scroll-margin-top: calc(var(--b2a-sticky-top, 48px) + 16px);
}
.b2a-article__body h2 { font-size: 1.45em; }
.b2a-article__body h3 { font-size: 1.2em; }
.b2a-article__body h4 { font-size: 1.05em; }
.b2a-article__body figure { margin: 1.6em 0; }
.b2a-article__body img,
.b2a-article__body video {
display: block;
max-width: 100%;
height: auto;
margin: 0 auto;
border-radius: 4px;
}
.b2a-article__body figcaption {
margin-top: 8px;
font-size: 13px;
text-align: center;
color: var(--b2a-muted);
}
.b2a-article__body blockquote {
margin: 1.6em 0;
padding: 4px 0 4px 20px;
border-left: 3px solid var(--b2a-accent, currentColor);
font-family: var(--b2a-head-font, inherit);
font-size: 1.1em;
font-weight: 600;
line-height: 1.6;
}
.b2a-article__body a { color: var(--b2a-accent, inherit); text-decoration: underline; text-underline-offset: 3px; }
.b2a-article__body hr { border: 0; border-top: 1px solid var(--b2a-line); margin: 2.4em 0; }
.b2a-article__body .content-table-wrap { overflow-x: auto; }
.b2a-article__body table { width: 100%; border-collapse: collapse; font-size: 15px; }
.b2a-article__body th,
.b2a-article__body td { padding: 10px 12px; border: 1px solid var(--b2a-line); text-align: left; }
.b2a-article__body .text-align-center { text-align: center; }
.b2a-article__body .text-align-right { text-align: right; } .b2a-article__body .source-gap-before-1 { margin-top: 2em; }
.b2a-article__body .source-gap-before-2 { margin-top: 4em; }
.b2a-article__body .source-gap-before-3 { margin-top: 6em; }
.b2a-article__body .source-gap-before-4 { margin-top: 8em; } .b2a-article__aside {
padding-top: 20px;
border-top: 2px solid var(--b2a-text, currentColor);
}
.b2a-article__aside-title {
margin: 0 0 8px;
font-family: var(--b2a-head-font, inherit);
font-size: 17px;
font-weight: 700;
}
.b2a-article__aside ul { margin: 0; padding: 0; list-style: none; }
.b2a-article__aside li { padding: 14px 0; border-bottom: 1px solid var(--b2a-line); }
.b2a-article__aside time {
display: block;
margin-bottom: 4px;
font-size: 12px;
font-weight: 600;
color: var(--b2a-accent, var(--b2a-muted));
}
.b2a-article__aside li a {
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
overflow: hidden;
font-size: 15px;
font-weight: 500;
line-height: 1.5;
}
.b2a-article__aside li a:hover { color: var(--b2a-accent, inherit); }
.b2a-article__all {
display: inline-block;
margin-top: 18px;
font-size: 14px;
font-weight: 600;
color: var(--b2a-accent, inherit) !important;
} .b2a-article__cta {
margin-top: 72px;
padding: 40px 24px;
border-top: 1px solid var(--b2a-line);
border-bottom: 1px solid var(--b2a-line);
background: color-mix(in srgb, var(--b2a-accent, currentColor) 6%, transparent);
text-align: center;
}
.b2a-article__cta p {
margin: 0 0 16px;
font-family: var(--b2a-head-font, inherit);
font-size: 19px;
font-weight: 600;
}
.b2a-button {
display: inline-flex;
align-items: center;
height: 48px;
padding: 0 28px;
border-radius: min(var(--b2a-radius, 4px), 24px);
background: var(--b2a-btn-bg, var(--b2a-text, #222));
color: var(--b2a-btn-text, #fff) !important;
font-size: 15px;
font-weight: 500;
}
.b2a-button:hover { opacity: .88; } .b2a-article__author {
display: flex;
justify-content: flex-end;
align-items: center;
gap: 12px;
margin: 0 0 20px;
line-height: 1.4;
}
.b2a-article__author-photo {
flex: none;
width: 48px;
height: 48px;
border-radius: 50%;
object-fit: cover;
margin: 0;
}
.b2a-article__author-text { display: flex; flex-direction: column; min-width: 0; }
.b2a-article__author-line { font-size: 15px; font-weight: 500; color: var(--b2a-text, inherit); }