/* Public listing only. Article details keep blog-public.css. */
html:has(.pb-index) { scroll-padding-block-start: calc(var(--header-h, 4rem) + 16px); }
.pb-index {
    --pb-ink: var(--color-custom-dark);
    --pb-muted: var(--color-muted);
    --pb-accent: var(--color-accent);
    --pb-line: var(--color-border);
    --pb-paper: #fff;
    background: var(--custom-bg);
    color: var(--pb-ink);
    padding-block: clamp(32px, 5vw, 64px) 64px;
    min-height: 65vh;
    line-height: 1.85;
    text-align: start;
}

.pb-index *, .pb-index *::before, .pb-index *::after { box-sizing: border-box; }
.pb-index a { color: inherit; text-decoration: none; }
.pb-index :is(a, button, input) { scroll-margin-block: 8px 80px; }
.pb-index :is(a, button, input):focus-visible { outline: 3px solid var(--pb-accent); outline-offset: 4px; }
.pb-index .pb-skip-link { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.pb-index .pb-skip-link:focus { position: fixed; inset-block-start: calc(var(--header-h, 4rem) + 12px); inset-inline-start: 24px; z-index: 1001; width: auto; height: auto; padding: 10px 20px; clip-path: none; background: var(--pb-ink); color: #fff; border-radius: 8px; }
.pb-index :is(h1, h2, h3, p) { overflow-wrap: anywhere; }
.pb-index :is(h1, h2, h3) { font-weight: 700; }
.pb-index .pb-container { width: min(100% - 48px, 1140px); margin-inline: auto; }
.pb-index .pb-intro { display: flex; justify-content: space-between; align-items: center; gap: 32px; margin-bottom: 32px; }
.pb-index .pb-kicker { color: var(--pb-accent); font-size: .85rem; font-weight: 500; margin: 0 0 12px; }
.pb-index .pb-kicker::before { content: ""; display: inline-block; width: 24px; height: 2px; background: currentColor; vertical-align: middle; margin-inline-end: 10px; }
.pb-index h1 { font-size: clamp(2rem, 3.8vw, 3rem); line-height: 1.5; margin: 0 0 12px; letter-spacing: -.5px; }
.pb-index .pb-intro-text { color: var(--pb-muted); margin: 0; font-size: 1rem; }
.pb-index .pb-intro-note { display: flex; align-items: center; gap: 18px; padding-inline-start: 28px; border-inline-start: 1px solid var(--pb-line); flex-shrink: 0; color: var(--pb-accent); font-size: .88rem; }
.pb-index .pb-intro-note i { font-size: 2rem; }

.pb-index .pb-filters { background: var(--pb-paper); border: 1px solid var(--pb-line); border-radius: 18px; padding: 24px; }
.pb-index .pb-search { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 24px; }
.pb-index .pb-search label { font-size: .95rem; font-weight: 500; margin: 0; }
.pb-index .pb-search-field { display: flex; align-items: center; gap: 12px; border: 1px solid var(--color-control-border); border-radius: 10px; padding: 5px 14px 5px 5px; background: var(--color-surface-soft); min-width: 0; }
.pb-index .pb-search-field > i { color: var(--pb-muted); }
.pb-index .pb-search input { flex: 1; min-width: 0; width: 100%; border: 0; background: transparent; color: var(--pb-ink); padding: 8px 0; font: inherit; font-size: .9rem; }
.pb-index .pb-search input::placeholder { color: var(--color-muted); opacity: 1; }
.pb-index .pb-search-field:focus-within { border-color: var(--pb-accent); box-shadow: 0 0 0 3px #32766d18; }
.pb-index .pb-search input:focus-visible { outline-offset: 0; border-radius: 3px; }
.pb-index .pb-search button, .pb-index .pb-button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 44px; border: 1px solid var(--pb-ink); border-radius: 8px; padding: 8px 24px; color: #fff; background: var(--pb-ink); font: inherit; font-size: .9rem; cursor: pointer; white-space: nowrap; }
.pb-index .pb-search button:hover, .pb-index .pb-button:hover { background: var(--color-custom-medium); color: #fff; }
.pb-index .pb-categories { display: flex; gap: 8px; flex-wrap: wrap; padding-top: 20px; margin-top: 20px; border-top: 1px solid var(--pb-line); }
.pb-index .pb-pill { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; border: 1px solid transparent; border-radius: 8px; padding: 8px 16px; font-size: .86rem; color: var(--pb-muted); overflow-wrap: anywhere; }
.pb-index .pb-pill:hover { background: var(--color-accent-soft); color: var(--pb-accent); }
.pb-index .pb-pill.is-active { background: var(--color-accent-soft); border-color: var(--color-accent-border); color: var(--color-accent-hover); font-weight: 700; }
.pb-index .pb-results { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px 24px; margin-block: 20px; color: var(--pb-muted); font-size: .85rem; }
.pb-index .pb-results p { margin: 0; min-width: 0; }
.pb-index .pb-results strong { color: var(--pb-ink); }
.pb-index .pb-reset { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; color: var(--pb-accent); text-decoration: underline; text-underline-offset: 4px; }

.pb-index .pb-hero-card { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); background: var(--pb-paper); border: 1px solid var(--pb-line); border-radius: 20px; overflow: hidden; box-shadow: 0 10px 32px #244b6508; }
.pb-index .pb-media { position: relative; overflow: hidden; background: var(--color-accent-soft) url('../img/blog/article-placeholder.svg') center / cover no-repeat; }
.pb-index .pb-media img { display: block; width: 100%; height: 100%; object-fit: cover; background: var(--color-accent-soft); }
.pb-index .pb-media img[hidden] { display: none; }
.pb-index .pb-hero-media { min-height: 380px; }
.pb-index .pb-hero-media img { position: absolute; inset: 0; }
.pb-index .pb-featured-label { position: absolute; inset-block-start: 20px; inset-inline-start: 20px; color: var(--pb-ink); background: #fff; border-radius: 6px; padding: 6px 14px; font-size: .8rem; font-weight: 500; box-shadow: 0 2px 8px #244b6510; }
.pb-index .pb-hero-content { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: clamp(24px, 3vw, 42px); min-width: 0; }
.pb-index .pb-card-category { color: var(--pb-accent); font-size: .8rem; font-weight: 500; margin-bottom: 12px; overflow-wrap: anywhere; }
.pb-index .pb-hero h2 { font-size: clamp(1.5rem, 2.3vw, 2rem); line-height: 1.65; margin: 0 0 16px; }
.pb-index .pb-summary { color: var(--pb-muted); font-size: .95rem; margin: 0 0 24px; line-height: 1.95; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; overflow: hidden; }
.pb-index .pb-hero .pb-summary { -webkit-line-clamp: 4; }
.pb-index .pb-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; color: var(--pb-muted); font-size: .76rem; width: 100%; }
.pb-index .pb-meta > span { overflow-wrap: anywhere; }
.pb-index .pb-meta i, .pb-index .pb-author i { margin-inline-end: 4px; }
.pb-index .pb-cta { display: flex; align-items: center; gap: 24px; margin-top: 24px; padding-bottom: 4px; border-bottom: 2px solid #c68a2e; color: var(--pb-ink); font-size: .95rem; font-weight: 500; }
.pb-index .pb-cta > span { font-size: 1.4rem; line-height: 1; }

.pb-index .pb-articles { margin-top: 44px; }
.pb-index .pb-section-title { display: flex; align-items: center; gap: 20px; margin-bottom: 24px; }
.pb-index .pb-section-title h2 { font-size: 1.35rem; line-height: 1.6; margin: 0; }
.pb-index .pb-rule { flex: 1; border-top: 1px solid var(--pb-line); }
.pb-index .pb-page-status { color: var(--pb-muted); font-size: .8rem; flex-shrink: 0; }
.pb-index .pb-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.pb-index .pb-grid > article { min-width: 0; }
.pb-index .pb-card { display: flex; flex-direction: column; height: 100%; border-radius: 14px; border: 1px solid var(--pb-line); overflow: hidden; background: var(--pb-paper); transition: transform .2s ease, box-shadow .2s ease; }
.pb-index .pb-card-media { aspect-ratio: 8 / 5; }
.pb-index .pb-card-body { display: flex; flex-direction: column; flex: 1; min-width: 0; padding: 24px; }
.pb-index .pb-card h3 { margin: 0 0 12px; font-size: 1.1rem; line-height: 1.75; }
.pb-index .pb-card .pb-summary { font-size: .87rem; }
.pb-index .pb-card-footer { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--pb-line); }
.pb-index .pb-author { margin: 0 0 8px; font-size: .78rem; color: var(--pb-muted); }
.pb-index .pb-card-arrow { margin-inline-start: auto; font-size: 1.25rem; color: var(--pb-accent); line-height: 1; }
.pb-index .pb-hero-card:hover h2, .pb-index .pb-card:hover h3 { color: var(--pb-accent); }
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
    .pb-index .pb-card:hover { transform: translateY(-4px); box-shadow: 0 10px 28px #244b6510; }
}

.pb-index .pb-empty { border: 1px dashed #beced7; border-radius: 20px; padding: 56px 24px; text-align: center; background: var(--pb-paper); }
.pb-index .pb-empty-icon { display: inline-flex; align-items: center; justify-content: center; width: 72px; height: 72px; border-radius: 50%; background: var(--color-accent-soft); color: var(--pb-accent); font-size: 1.6rem; margin-bottom: 24px; }
.pb-index .pb-empty h2 { font-size: clamp(1.25rem, 3vw, 1.6rem); margin-bottom: 16px; }
.pb-index .pb-empty p { color: var(--pb-muted); max-width: 420px; margin: 0 auto 24px; }
.pb-index .pb-pagination { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 12px; padding-top: 40px; }
.pb-index .pb-page-numbers { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 6px; }
.pb-index .pb-pagination a, .pb-index .pb-pagination .is-active { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; padding: 8px; border: 1px solid var(--pb-line); border-radius: 8px; font-size: .9rem; background: var(--pb-paper); }
.pb-index .pb-pagination .is-active { background: var(--pb-ink); color: #fff; border-color: var(--pb-ink); }
.pb-index .pb-pagination a:hover { border-color: var(--pb-accent); color: var(--pb-accent); }
.pb-index .pb-pagination .pb-page-step { gap: 10px; padding-inline: 16px; }
.pb-index .pb-ellipsis { padding: 0 2px; color: var(--pb-muted); }

@media (max-width: 960px) {
    .pb-index .pb-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pb-index .pb-intro-note { display: none; }
    .pb-index .pb-hero-media { min-height: 320px; }
    .pb-index .pb-search { grid-template-columns: 1fr; gap: 12px; }
}
@media (max-width: 700px) {
    .pb-index .pb-container { width: calc(100% - 32px); }
    .pb-index .pb-hero-card { grid-template-columns: minmax(0, 1fr); }
    .pb-index .pb-hero-media { aspect-ratio: 8 / 5; min-height: 0; }
    .pb-index .pb-filters { padding: 16px; }
    .pb-index .pb-search-field { gap: 8px; }
    .pb-index .pb-search button { padding-inline: 16px; }
    .pb-index .pb-categories { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: thin; padding-block: 16px 8px; margin-top: 16px; }
    .pb-index .pb-pill { flex-shrink: 0; max-width: 85%; }
    .pb-index .pb-categories :focus-visible { outline-offset: -3px; }
    .pb-index .pb-grid { gap: 16px; }
    .pb-index .pb-card-body { padding: 20px; }
    .pb-index .pb-sort-note { display: none; }
    .pb-index .pb-section-title { gap: 12px; }
    .pb-index .pb-articles { margin-top: 32px; }
}
@media (max-width: 540px) {
    .pb-index .pb-grid { grid-template-columns: minmax(0, 1fr); }
    .pb-index .pb-pagination { gap: 12px 20px; }
    .pb-index .pb-page-numbers { flex-basis: 100%; order: -1; }
    .pb-index .pb-pagination a, .pb-index .pb-pagination .is-active { min-width: 40px; }
    .pb-index .pb-page-numbers { gap: 4px; }
    .pb-index .pb-search-field > i { display: none; }
}
@media (prefers-reduced-motion: reduce) {
    html:has(.pb-index) { scroll-behavior: auto; }
    .pb-index .pb-card { transition: none; }
    .pb-index *, .pb-index *::before, .pb-index *::after { transition: none; animation: none; scroll-behavior: auto; }
}