/* ==========================================================================
   Arshan – Blog sections (16 styles)
   Load after style.css, placeholders.css and about.css (uses the .ab
   section shell). Each post is an <article>; the title link stretches to
   cover the card so the whole card is clickable with one link.
   --------------------------------------------------------------------------
   1. Post card     3. Lists & rows     5. Topics & authors
   2. Overlay card  4. Feature layouts  6. Responsive
   ========================================================================== */

/* 1. Post card ---------------------------------------------------------- */
.bl-grid { display: grid; grid-template-columns: repeat(var(--n, 3), minmax(0, 1fr)); gap: 16px; margin-top: 24px; text-align: left; }
.bl-card { position: relative; display: flex; flex-direction: column; gap: 8px; border-radius: 14px; background: #fff; border: 1px solid var(--ab-line); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s; }
.bl-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.bl-card__body { display: flex; flex-direction: column; gap: 6px; padding: 4px 14px 14px; }
.bl-img { position: relative; overflow: hidden; aspect-ratio: var(--ratio, 1.55); background: color-mix(in srgb, var(--tone, #b3a9f2) 22%, #fff); }
.bl-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.bl-card .bl-img { transition: filter .3s; }
.bl-card:hover .bl-img { filter: saturate(1.1) brightness(1.03); }
.bl-tag { align-self: flex-start; padding: 2px 9px; border-radius: 99px; background: var(--primary-50); color: var(--primary); font-size: 9.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.bl-title { font-size: 14px; line-height: 1.35; color: var(--ab-head); letter-spacing: 0; }
.bl-title a { color: inherit; }
.bl-title a::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.bl-title a:hover { color: var(--primary); }
.bl-title a:focus-visible { outline: none; }
.bl-card:focus-within { outline: 2px solid var(--primary); outline-offset: 2px; }
.bl-excerpt { font-size: 12px; line-height: 1.5; color: var(--muted); }
.bl-meta { display: flex; flex-wrap: wrap; gap: 4px 10px; font-size: 11.5px; color: var(--muted); }
.bl-meta > * + *::before { content: "•"; margin-right: 10px; color: var(--muted-2); }
.bl-card--plain { background: none; border: 0; box-shadow: none; overflow: visible; }
.bl-card--plain .bl-img { border-radius: 12px; }
.bl-card--plain .bl-card__body { padding: 4px 0 0; }
.bl-card--plain:hover { transform: none; box-shadow: none; }

/* 2. Overlay card ------------------------------------------------------- */
.bl-overlay { position: relative; display: flex; flex-direction: column; justify-content: flex-end; gap: 6px; min-height: 220px; padding: 16px; border-radius: 14px; overflow: hidden; color: rgba(255,255,255,.8); }
.bl-overlay .bl-img { position: absolute; inset: 0; aspect-ratio: auto; z-index: 0; }
.bl-overlay::after { content: ""; position: absolute; inset: 0; z-index: 0; background: linear-gradient(180deg, rgba(10,12,30,.1) 0%, rgba(10,12,30,.55) 40%, rgba(10,12,30,.92) 75%); }
.bl-overlay > :not(.bl-img) { position: relative; z-index: 1; }
.bl-overlay .bl-title { color: #fff; font-size: 16px; }
.bl-overlay .bl-meta { color: rgba(255,255,255,.75); }
.bl-overlay .bl-meta > * + *::before { color: rgba(255,255,255,.5); }
.bl-overlay .bl-tag { background: var(--primary); color: #fff; }
.bl-overlay:focus-within { outline: 2px solid var(--primary); outline-offset: 2px; }
.ab--dark .bl-card { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.08); }

/* 3. Lists & rows ------------------------------------------------------- */
.bl-list { display: grid; gap: 12px; list-style: none; padding: 0; }
.bl-item { position: relative; display: flex; gap: 12px; align-items: center; }
.bl-item .bl-img { flex-shrink: 0; width: var(--w, 72px); aspect-ratio: var(--ratio, 1.25); border-radius: 8px; }
.bl-item .bl-title { font-size: 13px; }
.bl-item:focus-within { outline: 2px solid var(--primary); outline-offset: 3px; border-radius: 8px; }
.bl-row { position: relative; display: grid; grid-template-columns: auto auto 1fr auto; align-items: center; gap: 16px; padding: 12px 14px; border: 1px solid var(--ab-line); border-radius: 14px; background: #fff; transition: border-color .2s, box-shadow .2s; }
.bl-row:hover { border-color: var(--primary-100); box-shadow: var(--shadow); }
.bl-row__num { font-size: 18px; font-weight: 800; color: var(--muted); min-width: 28px; }
.bl-row .bl-img { width: 96px; aspect-ratio: 1.45; border-radius: 8px; }
.bl-row__go { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line); color: var(--ink); transition: background-color .2s, color .2s; }
.bl-row:hover .bl-row__go { background: var(--primary); border-color: var(--primary); color: #fff; }
.bl-row__go .icon { width: 14px; height: 14px; }
.bl-row--compact { grid-template-columns: auto 1fr auto; }
.bl-rows { display: grid; gap: 10px; margin-top: 22px; list-style: none; padding: 0; text-align: left; }

/* 4. Feature layouts ---------------------------------------------------- */
.bl-feature { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px; margin-top: 22px; text-align: left; }
.bl-feature > .bl-card .bl-img { --ratio: 1.6; }
.bl-masonry { columns: 3; column-gap: 14px; margin-top: 18px; text-align: left; }
.bl-masonry > .bl-card { break-inside: avoid; margin-bottom: 14px; }
.bl-masonry > .bl-card[hidden] { display: none; }
.bl-masonry > .bl-card:nth-child(3n+1) .bl-img { --ratio: 1.3; }
.bl-masonry > .bl-card:nth-child(3n+2) .bl-img { --ratio: 1.8; }
.bl-filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 14px; }
.bl-filters .filter-btn { height: 30px; padding: 0 14px; font-size: 12px; }
.bl-slider { position: relative; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; margin-top: 22px; }
.bl-slides { display: grid; }
.bl-slide { grid-area: 1 / 1; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: center; padding: 14px; border-radius: 16px; background: #fff; box-shadow: var(--shadow); text-align: left; opacity: 0; visibility: hidden; transition: opacity .35s, visibility .35s; }
.bl-slide.is-active { opacity: 1; visibility: visible; }
.bl-slide .bl-img { border-radius: 12px; }
.bl-slide .bl-title { font-size: 18px; }
.bl-slide .btn { align-self: flex-start; height: 36px; padding: 0 16px; font-size: 12.5px; border-radius: 99px; margin-top: 6px; position: relative; z-index: 2; }
.bl-sidebar { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; margin-top: 22px; text-align: left; }
.bl-side { display: grid; gap: 16px; align-content: start; }
.bl-search { display: flex; align-items: center; gap: 8px; height: 40px; padding: 0 12px; border: 1px solid var(--line); border-radius: 10px; background: #fff; color: var(--muted-2); }
.bl-search:focus-within { border-color: var(--primary); }
.bl-search .icon { width: 15px; height: 15px; }
.bl-search input { flex: 1; min-width: 0; border: 0; outline: none; font: inherit; font-size: 12.5px; background: transparent; }
.bl-cats h3 { font-size: 14px; color: var(--ink); margin-bottom: 8px; }
.bl-cats a { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px solid var(--line); font-size: 12.5px; color: var(--ink-2); }
.bl-cats a:hover { color: var(--primary); }
.bl-cats a span { color: var(--muted); }
.bl-news { display: grid; grid-template-columns: 1fr 1.1fr; gap: 24px; align-items: center; text-align: left; }
.bl-news .mm-field { display: flex; margin-top: 16px; padding: 4px 4px 4px 14px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.bl-news .mm-field input { flex: 1; min-width: 0; height: 38px; border: 0; outline: none; font: inherit; font-size: 13px; background: transparent; }
.bl-news .mm-field button { padding: 0 16px; border-radius: 8px; background: var(--primary); color: #fff; font-size: 13px; font-weight: 600; }
.bl-news .mm-field:focus-within { border-color: var(--primary); }
.bl-news .newsletter__msg { min-height: 16px; margin-top: 6px; font-size: 12px; color: var(--primary); }

/* timeline */
.bl-timeline { position: relative; display: grid; gap: 18px; max-width: 520px; margin: 24px auto 0; list-style: none; padding: 0; text-align: left; }
.bl-timeline::before { content: ""; position: absolute; left: 108px; top: 6px; bottom: 6px; width: 2px; background: var(--primary-100); }
.bl-timeline li { position: relative; display: grid; grid-template-columns: 96px 26px 1fr; align-items: start; gap: 0; }
.bl-timeline time { font-size: 11px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); padding-top: 2px; }
.bl-timeline .dot { position: relative; z-index: 1; width: 14px; height: 14px; margin: 3px 0 0 6px; border-radius: 50%; background: #fff; border: 4px solid var(--primary); }
.bl-timeline .bl-title { font-size: 13.5px; }
/* video */
.bl-play { position: absolute; left: 50%; top: 50%; z-index: 2; display: grid; place-items: center; width: 44px; height: 44px; transform: translate(-50%, -50%); border-radius: 50%; background: #fff; color: var(--ink); box-shadow: var(--shadow-lg); transition: transform .2s; }
.bl-card:hover .bl-play { transform: translate(-50%, -50%) scale(1.08); }
.bl-play .icon { width: 14px; height: 14px; }
.bl-duration { position: absolute; right: 8px; bottom: 8px; z-index: 2; padding: 2px 7px; border-radius: 5px; background: rgba(0,0,0,.65); color: #fff; font-size: 11px; font-variant-numeric: tabular-nums; }

/* 5. Topics & authors --------------------------------------------------- */
.bl-topics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 22px; list-style: none; padding: 0; }
.bl-topic { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 18px 10px; border: 1px solid var(--ab-line); border-radius: 14px; background: #fff; text-align: center; transition: transform .2s, border-color .2s, box-shadow .2s; }
.bl-topic:hover, .bl-topic:focus-visible { transform: translateY(-3px); border-color: var(--primary-100); box-shadow: var(--shadow); }
.bl-topic .ab-ico { border-radius: 12px; }
.bl-topic strong { font-size: 13px; color: var(--ink); }
.bl-topic span { font-size: 11.5px; color: var(--muted); }
.bl-authors { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 22px; list-style: none; padding: 0; }
.bl-author { display: flex; flex-direction: column; align-items: center; gap: 2px; text-align: center; font-size: 11.5px; color: var(--muted); }
.bl-author .tm-av { width: 60px; height: 60px; margin-bottom: 8px; }
.bl-author strong { font-size: 13.5px; color: var(--ink); }
.bl-author-posts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--ab-line); list-style: none; text-align: left; }

/* 6. Responsive --------------------------------------------------------- */
@container ab (max-width: 640px) {
  .bl-slide { gap: 14px; }
}
@container ab (max-width: 520px) {
  .bl-feature, .bl-news, .bl-sidebar, .bl-slide { grid-template-columns: 1fr; }
  .bl-masonry { columns: 2; }
  .bl-topics, .bl-authors { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bl-grid { grid-template-columns: 1fr; }
  .bl-row { grid-template-columns: auto 1fr; }
  .bl-row .bl-img, .bl-row__go { display: none; }
  .bl-row--compact { grid-template-columns: 1fr; }
  .bl-slider { grid-template-columns: 1fr; }
  .bl-slider > .tm-nav { display: none; }
  .bl-author-posts { grid-template-columns: 1fr; }
  .bl-timeline::before { left: 6px; }
  .bl-timeline li { grid-template-columns: 26px 1fr; }
  .bl-timeline time { grid-column: 2; order: -1; }
  .bl-timeline .dot { grid-row: 1 / 3; margin-left: 0; }
}