/* ============================================================
   AI-College · blog. Sits on top of /site.css (header, footer,
   tokens): a reading column, command cards that copy on click,
   a search that filters as you type, and a table of contents.
   ============================================================ */
/* Latin words inside Hebrew text: Birzia covers Hebrew only on this site, so English falls to Heebo instead of a system font */
@font-face { font-family: 'Heebo'; src: url('/assets/fonts/Heebo-Latin.woff2') format('woff2'); font-weight: 100 900; font-display: swap; unicode-range: U+0041-005A, U+0061-007A; }
@font-face { font-family: 'Plex Mono'; src: url('/assets/fonts/IBMPlexMono-Medium.woff2') format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'Plex Mono'; src: url('/assets/fonts/IBMPlexMono-SemiBold.woff2') format('woff2'); font-weight: 600; font-display: swap; }
:root { --code: 'Plex Mono', ui-monospace, Menlo, Consolas, monospace; --cyan: #22d3ee; --cyan-soft: rgba(34, 211, 238, .1); --grad: linear-gradient(100deg, #a78bfa 0%, #60a5fa 50%, #22d3ee 100%); }
.nav a[aria-current="page"] { color: #fff; border-color: var(--blue); }

/* ---------- blog home ---------- */
.b-hero { padding-block: clamp(48px, 7vw, 96px) clamp(28px, 4vw, 48px); border-bottom: 1px solid var(--line); background: radial-gradient(900px 380px at 85% -10%, rgba(59, 130, 246, .16), transparent 70%); }
.b-hero .eyebrow, .a-hero .eyebrow { display: inline-block; font-size: 13.5px; font-weight: 800; letter-spacing: .02em; color: var(--blue2); background: var(--blue-soft); border: 1px solid rgba(91, 156, 255, .3); padding: 5px 14px; border-radius: 99px; }
.b-hero h1 { font-size: clamp(34px, 5vw, 58px); margin-top: 16px; }
.b-hero p { font-size: clamp(16px, 1.6vw, 19px); color: var(--ink2); max-width: 62ch; margin-top: 14px; }
.b-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr)); gap: 22px; padding-block: clamp(32px, 5vw, 64px) clamp(56px, 7vw, 96px); }
.b-card { display: flex; flex-direction: column; text-decoration: none; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.b-card:hover { transform: translateY(-3px); border-color: var(--line2); box-shadow: var(--sh); }
.b-card .cover { aspect-ratio: 1200 / 630; background: #0a0b12 center / cover no-repeat; border-bottom: 1px solid var(--line); }
.b-card .body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.b-card .tag { font-size: 12.5px; font-weight: 800; color: var(--cyan); }
.b-card h2 { font-size: 22px; line-height: 1.3; }
.b-card p { font-size: 15px; color: var(--ink2); }
.b-card .meta { margin-top: auto; padding-top: 8px; font-size: 13px; color: var(--mut); }

/* ---------- article ---------- */
.a-hero { padding-block: clamp(36px, 6vw, 80px) clamp(28px, 4vw, 44px); border-bottom: 1px solid var(--line); background: radial-gradient(900px 420px at 90% -20%, rgba(139, 92, 246, .18), transparent 70%), radial-gradient(700px 360px at 0% 120%, rgba(34, 211, 238, .10), transparent 70%); }
.crumbs { display: flex; gap: 8px; font-size: 13.5px; color: var(--mut); margin-bottom: 18px; }
.crumbs a { color: var(--ink2); text-decoration: none; }
.crumbs a:hover { color: #fff; }
.a-hero h1 { font-size: clamp(32px, 5.2vw, 62px); margin-top: 16px; max-width: 20ch; }
.a-hero h1 .grad { white-space: nowrap; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.a-hero .lede { font-size: clamp(17px, 1.7vw, 20px); color: var(--ink2); max-width: 64ch; margin-top: 18px; line-height: 1.7; }
.a-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 22px; font-size: 14px; color: var(--mut); }
.a-meta b { color: var(--ink2); font-weight: 700; }
.a-meta { align-items: center; }
.a-meta .by { display: inline-flex; align-items: center; gap: 10px; }
.a-meta .by img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; object-position: center 20%; border: 2px solid var(--line2); }
.a-layout { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: clamp(28px, 4vw, 56px); padding-block: clamp(28px, 4vw, 48px) clamp(56px, 7vw, 96px); align-items: start; }
.toc { position: sticky; top: 96px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; order: 2; }
.toc h2 { font-size: 15px; margin-bottom: 10px; }
.toc a { display: flex; justify-content: space-between; gap: 10px; font-size: 14.5px; color: var(--ink2); text-decoration: none; padding: 7px 10px; border-radius: 9px; }
.toc a:hover { background: var(--bg3); color: #fff; }
.toc a .tcount { color: var(--mut); font-variant-numeric: tabular-nums; letter-spacing: 0; }
.a-body { min-width: 0; }
.prose p { font-size: 17.5px; line-height: 1.85; color: var(--ink2); margin-bottom: 1em; max-width: 70ch; }
.prose p b { color: var(--ink); }
.prose h2 { font-size: clamp(24px, 3vw, 32px); margin: 1.8em 0 .5em; scroll-margin-top: 96px; }
.prose code, .cmd code { font-family: var(--code); font-weight: 500; direction: ltr; unicode-bidi: isolate; }
.prose code { font-size: .88em; background: var(--bg3); border: 1px solid var(--line); padding: 1px 7px; border-radius: 6px; color: #a5f3fc; }
.note { border: 1px solid rgba(245, 179, 1, .35); background: var(--warn-soft); border-radius: 14px; padding: 14px 18px; font-size: 15.5px; color: var(--ink); margin: 6px 0 24px; max-width: 70ch; }

/* search */
.find { position: sticky; top: 76px; z-index: 5; background: rgba(7, 9, 13, .92); backdrop-filter: blur(10px); padding-block: 12px; margin-bottom: 8px; border-bottom: 1px solid var(--line); }
.find label { display: flex; align-items: center; gap: 10px; background: var(--card); border: 1px solid var(--line2); border-radius: 12px; padding: 0 14px; }
.find label:focus-within { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-soft); }
.find svg { width: 18px; height: 18px; fill: none; stroke: var(--mut); stroke-width: 2; flex: none; }
.find input { flex: 1; background: transparent; border: 0; color: var(--ink); font: inherit; font-size: 16px; padding: 13px 0; outline: none; }
.find .count { font-size: 13px; color: var(--mut); white-space: nowrap; }
.empty { display: none; padding: 26px; text-align: center; color: var(--mut); border: 1px dashed var(--line2); border-radius: 14px; margin-top: 18px; }

/* command cards */
.group { scroll-margin-top: 150px; }
.grp-h { display: flex; align-items: baseline; gap: 12px; margin: 38px 0 6px; }
.grp-h h2 { font-size: clamp(22px, 2.6vw, 28px); margin: 0; }
.grp-h .gcount { font-size: 14px; color: var(--mut); letter-spacing: 0; white-space: nowrap; }
.group > p { font-size: 16px; color: var(--mut); margin-bottom: 14px; max-width: 70ch; }
.cmds { display: grid; gap: 10px; }
.cmd { display: grid; grid-template-columns: 46px minmax(0, 1fr); gap: 4px 14px; align-items: start; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.cmd .i { grid-row: span 2; font-weight: 900; font-size: 18px; color: var(--mut2); font-variant-numeric: tabular-nums; padding-top: 6px; text-align: center; }
.cmd .k { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.cmd code { display: inline-block; font-size: 15.5px; color: #a5f3fc; background: var(--cyan-soft); border: 1px solid rgba(34, 211, 238, .25); padding: 6px 11px; border-radius: 9px; white-space: pre-wrap; word-break: break-word; }
.cmd .copy { font: inherit; font-size: 12.5px; font-weight: 700; color: var(--mut); background: transparent; border: 1px solid var(--line2); border-radius: 8px; padding: 5px 10px; cursor: pointer; }
.cmd .copy:hover { color: #fff; border-color: var(--blue); }
.cmd .copy.done { color: var(--ok); border-color: var(--ok); }
.cmd p { font-size: 16px; color: var(--ink2); line-height: 1.6; }
.cmd p b { color: var(--ink); }
.cmd .lbl { font-size: 11.5px; font-weight: 800; color: var(--warn); border: 1px solid rgba(245, 179, 1, .4); border-radius: 6px; padding: 2px 7px; }
.cmd[hidden] { display: none; }

/* closing call to action */
.a-cta { margin-top: 48px; border-radius: 22px; padding: clamp(24px, 4vw, 40px); border: 1px solid rgba(91, 156, 255, .35); background: linear-gradient(160deg, rgba(139, 92, 246, .16), rgba(34, 211, 238, .08)); }
.a-cta h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 10px; }
.a-cta p { font-size: 17px; color: var(--ink2); max-width: 60ch; margin-bottom: 18px; }
.a-cta .btns { display: flex; flex-wrap: wrap; gap: 12px; }
.share { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 28px; font-size: 14.5px; color: var(--mut); }
.share a, .share button { font: inherit; font-size: 14px; font-weight: 700; color: var(--ink2); text-decoration: none; background: var(--card); border: 1px solid var(--line2); border-radius: 10px; padding: 8px 14px; cursor: pointer; }
.share a:hover, .share button:hover { border-color: var(--blue); color: #fff; }

@media (max-width: 980px) {
  .a-layout { grid-template-columns: minmax(0, 1fr); }
  .toc { position: static; order: 0; }
  .toc nav { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 8px; }
}
@media (max-width: 560px) {
  .toc nav { grid-template-columns: 1fr; }
  .cmd { grid-template-columns: 30px minmax(0, 1fr); padding: 12px 12px; gap: 4px 10px; }
  .cmd .i { font-size: 15px; }
  .cmd code { font-size: 14px; }
  .prose p { font-size: 16.5px; }
}
.removed { display: grid; gap: 8px; margin-bottom: 8px; }
.removed li { font-size: 16px; color: var(--ink2); background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; }
.removed code { margin-inline-end: 8px; }

/* ---------- agent cards (ai-agents-small-business) ---------- */
.ag-list { display: grid; gap: 14px; }
.ag-card { display: grid; gap: 14px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 22px 24px; }
.ag-hd { display: flex; align-items: center; gap: 14px; }
.ag-num { font-weight: 900; font-size: 36px; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-variant-numeric: tabular-nums; padding-top: 4px; }
.ag-biz { display: block; font-size: 13.5px; font-weight: 800; color: var(--cyan); }
.ag-card h3 { font-size: clamp(19px, 2.2vw, 23px); line-height: 1.25; margin-top: 2px; }
.ag-lbl { display: block; font-size: 12.5px; font-weight: 800; color: var(--mut); margin-bottom: 5px; }
.ag-pain { justify-self: start; max-width: 94%; background: var(--bg3); border: 1px solid var(--line); border-radius: 16px; border-start-start-radius: 4px; padding: 10px 16px 12px; }
.ag-pain .ag-lbl { color: #f87171; }
.ag-pain p { font-size: 16.5px; line-height: 1.55; color: var(--ink); }
.ag-does ul { list-style: none; display: grid; gap: 6px; }
.ag-does li { display: flex; gap: 10px; font-size: 16px; line-height: 1.6; color: var(--ink2); }
.ag-does svg { flex: none; width: 18px; height: 18px; margin-top: 5px; fill: none; stroke: var(--cyan); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.ag-tools { display: flex; flex-wrap: wrap; gap: 6px; }
.ag-tools span { font-size: 12.5px; font-weight: 700; color: var(--ink2); border: 1px solid var(--line2); border-radius: 99px; padding: 3px 11px; }
.sub-h { font-size: clamp(18px, 2vw, 21px); margin: 28px 0 12px; }
.ideas { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); gap: 10px; }
.idea { position: relative; display: grid; gap: 3px; align-content: start; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px 16px; }
.idea .n { position: absolute; top: 14px; left: 16px; font-size: 12.5px; font-weight: 800; color: var(--mut2); font-variant-numeric: tabular-nums; }
.idea .biz { font-size: 13px; font-weight: 800; color: var(--cyan); }
.idea h4 { font-size: 17px; line-height: 1.3; }
.idea p { font-size: 15px; line-height: 1.6; color: var(--ink2); margin-top: 2px; }
.checks { display: grid; gap: 10px; margin: 4px 0 18px; padding-inline-start: 0; list-style: none; counter-reset: c; max-width: 70ch; }
.checks li { counter-increment: c; display: flex; gap: 12px; font-size: 17px; line-height: 1.7; color: var(--ink2); background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 12px 16px; }
.checks li::before { content: counter(c); flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font-weight: 900; font-size: 14px; color: #07070d; background: var(--grad); margin-top: 2px; }
@media (max-width: 560px) { .ag-card { padding: 18px 16px; } .ag-num { font-size: 30px; } .ag-pain { max-width: 100%; } }