/* Brity Assistant dedicated page — extends brity.css (.br) */
.ba .h2 { white-space: pre-line; }
.ba-hero-img { background: #2f62e0; }
.ba-hero-img img { aspect-ratio: 1040/610 !important; object-fit: cover; background: transparent !important; }

/* overview: vs */
.ba-vs { display: grid; grid-template-columns: 1fr 72px 1fr; align-items: stretch; margin-bottom: 16px; }
.ba-opt { border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.ba-opt small { font-size: 12px; font-weight: 700; color: var(--accent); }
.ba-opt h4 { font-size: 26px; letter-spacing: -0.03em; margin: 6px 0 18px; }
.ba-opt p { position: relative; padding: 8px 0 8px 20px; color: var(--muted); font-size: 15px; }
.ba-opt p::before { content: ''; position: absolute; left: 0; top: 18px; width: 8px; height: 2px; background: var(--accent); }
.ba-vs-mark { display: grid; place-items: center; font-family: 'JetBrains Mono', monospace; font-weight: 500; font-size: 15px; color: var(--muted); }
.ba-issues { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ba-issues > div { background: var(--surface); border-radius: var(--radius); padding: 30px 28px; display: flex; flex-direction: column; }
.ba-pill { align-self: flex-start; font-size: 12px; font-weight: 700; color: var(--accent); border: 1px solid currentColor; border-radius: 999px; padding: 2px 10px; }
.ba-issues h4 { font-size: 22px; letter-spacing: -0.02em; margin: 28px 0 10px; }
.ba-issues p { font-size: 14.5px; color: var(--muted); }
.ba-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 20px; }
.ba-chips em { font-style: normal; font-size: 12.5px; padding: 5px 10px; border-radius: 6px; background: var(--bg); border: 1px solid var(--line); }
.ba-formula { margin-top: auto; padding: 14px 16px; border-radius: 8px; background: var(--fg); color: var(--bg); font-weight: 700; font-size: 14.5px; text-align: center; }
.ba-issues > div > .ba-formula { margin-top: 20px; }

/* hybrid */
.ba-split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.ba-zone { border-radius: var(--radius); padding: 32px; background: var(--surface); }
.ba-zone.gen { background: var(--accent); color: #fff; }
.ba-zone-h { display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.ba-zone.gen .ba-zone-h { border-color: rgba(255,255,255,.25); }
.ba-zone-h b { font-size: 28px; letter-spacing: -0.03em; }
.ba-zone-h span { font-family: 'JetBrains Mono', monospace; font-size: 12.5px; opacity: .7; }
.ba-zone h4 { font-size: 19px; margin: 22px 0 6px; }
.ba-zone .ex { font-size: 14.5px; color: var(--muted); }
.ba-zone.gen .ex { color: rgba(255,255,255,.78); }
.ba-tags { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 24px; }
.ba-tags span { padding: 12px 10px; border-radius: 8px; background: var(--bg); text-align: center; font-size: 14px; font-weight: 600; }
.ba-zone.gen .ba-tags span { background: rgba(255,255,255,.14); }
.ba-motto { margin: 28px 0 40px; font-size: 16px; color: var(--muted); text-align: center; }
.ba-motto b { color: var(--fg); margin-right: 8px; }
.ba-eff { border-top: 1px solid var(--fg); }
.ba-eff > div { display: grid; grid-template-columns: 140px 1fr 1fr 1fr; gap: 24px; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 15px; align-items: center; }
.ba-eff .hd { font-size: 13px; font-weight: 700; color: var(--muted); padding: 14px 0; }
.ba-eff span { color: var(--muted); }
.ba-eff strong { color: var(--accent); }

/* strengths */
.ba-stages { grid-template-columns: repeat(3, 1fr); }
.ba-feat { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; animation: aUp .45s both; }
.ba-feat > div { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; }
.ba-feat small { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--accent); }
.ba-feat h4 { font-size: 18px; letter-spacing: -0.02em; line-height: 1.4; margin: 36px 0 10px; }
.ba-feat p { font-size: 14px; color: var(--muted); }
.ba-awards { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; margin-top: 56px; padding: 40px; background: var(--surface); border-radius: var(--radius); }
.ba-awards figure { margin: 0; border-radius: 10px; overflow: hidden; background: #fff; }
.ba-awards img { width: 100%; display: block; }
.ba-awards h3 { font-size: 28px; letter-spacing: -0.03em; line-height: 1.3; margin: 8px 0 14px; }
.ba-awards p { font-size: 15px; color: var(--muted); }
.ba-awards ul { list-style: none; margin-top: 20px; border-top: 1px solid var(--line); }
.ba-awards li { padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; font-weight: 600; }

/* gen ai */
.ba-gen { display: grid; grid-template-columns: 1fr 1.4fr; gap: 16px; }
.ba-gen > div { border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.ba-gen h5 { font-size: 21px; letter-spacing: -0.02em; display: flex; flex-direction: column; gap: 4px; }
.ba-gen h5 small { font-size: 13px; font-weight: 600; color: var(--accent); order: -1; }
.ba-gen > div > p { font-size: 14.5px; color: var(--muted); margin-top: 10px; }
.ba-flow ol { list-style: none; margin-top: 28px; display: flex; flex-direction: column; gap: 10px; }
.ba-flow li { display: grid; grid-template-columns: 56px 90px 1fr; gap: 12px; align-items: center; padding: 16px; border-radius: 10px; background: var(--surface); position: relative; }
.ba-flow li + li::before { content: 'Failure ↓'; position: absolute; top: -10px; left: 16px; transform: translateY(-50%); font-size: 10.5px; font-family: 'JetBrains Mono', monospace; color: var(--muted); background: var(--bg); padding: 0 6px; }
.ba-flow li span { font-family: 'JetBrains Mono', monospace; font-size: 11.5px; color: var(--muted); }
.ba-flow li b { font-size: 15px; }
.ba-flow li i { font-style: normal; font-size: 13.5px; color: var(--muted); }
.ba-flow li.llm { background: var(--accent); color: #fff; }
.ba-flow li.llm span, .ba-flow li.llm i { color: rgba(255,255,255,.8); }
.ba-flow li.fb { background: transparent; border: 1px dashed var(--line); }
.ba-flow li + li { margin-top: 12px; }
.ba-card figure { margin: 24px 0 0; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); }
.ba-card img { width: 100%; display: block; }

/* cases */
.ba-ctabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; }
.ba-ctabs button { text-align: left; padding: 18px 20px; border-radius: var(--radius); border: 1px solid var(--line); font-weight: 700; font-size: 15.5px; display: flex; flex-direction: column; gap: 4px; transition: .2s; }
.ba-ctabs button small { font-size: 12px; color: var(--accent); }
.ba-ctabs button.on { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.ba-ctabs button.on small { color: var(--accent-light); }
.ba-case { animation: aUp .45s both; margin-bottom: 40px; }
.ba-case h3 { font-size: 26px; letter-spacing: -0.03em; margin: 12px 0 20px; }
.ba-case-g { display: grid; grid-template-columns: 1fr 1.25fr 1fr; gap: 16px; }
.ba-case-g > div { padding: 28px; border-radius: var(--radius); background: var(--surface); }
.ba-case-g > div.sol { background: color-mix(in oklch, var(--accent) 9%, var(--bg)); }
.ba-case-g span { font-size: 13px; font-weight: 700; color: var(--accent); }
.ba-case-g h4 { font-size: 19px; letter-spacing: -0.02em; margin: 18px 0 10px; }
.ba-case-g p { font-size: 14.5px; color: var(--muted); }
.ba-res { grid-template-columns: repeat(3, 1fr); }

/* comparison */
.ba-cmp { border-top: 1px solid var(--fg); }
.ba-cmp > div { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 0; border-bottom: 1px solid var(--line); }
.ba-cmp > div > span { padding: 18px 16px; font-size: 15px; display: flex; align-items: center; gap: 10px; }
.ba-cmp > div > span:first-child { padding-left: 0; }
.ba-cmp .hd > span { flex-direction: column; align-items: flex-start; gap: 2px; font-size: 14px; font-weight: 700; }
.ba-cmp .hd small { font-size: 12px; color: var(--muted); font-weight: 500; font-family: 'JetBrains Mono', monospace; }
.ba-cmp .hy { background: color-mix(in oklch, var(--accent) 8%, var(--bg)); }
.ba-cmp .hd .hy { background: var(--accent); color: #fff; border-radius: 10px 10px 0 0; }
.ba-cmp .hd .hy small { color: rgba(255,255,255,.75); }
.ba-cmp .k { flex-direction: column; align-items: flex-start !important; gap: 2px !important; }
.ba-cmp .k small { font-size: 12.5px; color: var(--muted); }
.ba-cmp i { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.ba-cmp .ok i { background: var(--accent); }
.ba-cmp .ng { color: var(--muted); }
.ba-cmp .ng i { border: 2px solid var(--line); }
.ba-cmp span.hy.ok { font-weight: 700; }
.ba-refs { margin-top: 48px; }
.ba-refs h5 { font-size: 15px; margin-bottom: 12px; }
.ba-refs > div { display: grid; grid-template-columns: 140px 1fr; gap: 24px; padding: 14px 0; border-top: 1px solid var(--line); font-size: 14.5px; }
.ba-refs > div span { color: var(--muted); }

@container site (max-width: 900px) {
  .ba-vs { grid-template-columns: minmax(0, 1fr); }
  .ba-vs-mark { padding: 10px 0; }
  .ba-opt { padding: 22px; }
  .ba-opt h4 { font-size: 21px; }
  .ba-issues, .ba-split, .ba-gen, .ba-case-g, .ba-awards { grid-template-columns: minmax(0, 1fr); }
  .ba-issues > div, .ba-zone, .ba-gen > div, .ba-case-g > div { padding: 22px; }
  .ba-issues h4 { margin-top: 16px; font-size: 19px; }
  .ba-tags { grid-template-columns: 1fr 1fr; }
  .ba-eff .hd { display: none; }
  .ba-eff > div { grid-template-columns: 1fr; gap: 4px; }
  .ba-stages { display: flex; }
  .ba-stages button { flex: none; max-width: 70vw; font-size: 15px; }
  .ba-feat { grid-template-columns: 1fr 1fr; gap: 10px; }
  .ba-feat > div { padding: 18px; }
  .ba-feat h4 { margin-top: 16px; font-size: 15.5px; }
  .ba-feat p { font-size: 13px; }
  .ba-awards { padding: 20px; gap: 20px; margin-top: 32px; }
  .ba-awards h3 { font-size: 21px; }
  .ba-flow li { grid-template-columns: 48px 70px 1fr; padding: 12px; }
  .ba-ctabs { grid-template-columns: minmax(0, 1fr); }
  .ba-case h3 { font-size: 20px; }
  .ba-res { grid-template-columns: 1fr 1fr 1fr; }
  .ba-res > div { padding: 16px; }
  .ba-res b { font-size: 22px; }
  .ba-cmp { overflow-x: auto; }
  .ba-cmp > div { min-width: 620px; }
  .ba-refs > div { grid-template-columns: 1fr; gap: 4px; }
}