/* Infotactica v2: information and tactics for leaders applying AI at scale */
:root{
  --brand:#29165D; --brand-2:#4B3A99; --tint:#EEEBF6; --tint-line:#CFC8E3;
  --on-brand-soft:#C9BFEA; --on-brand-muted:#DCD6F0;
  --paper:#F7F6F2; --card:#FFFFFF; --ink:#16151C; --ink-2:#3E3C48; --muted:#6B6878; --rule:#E2DFD8;
  --case:#29165D; --tool:#0F6464; --brief:#8C5410;
  --sans:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --serif:'Newsreader',Georgia,'Times New Roman',serif;
  --mono:'Plus Jakarta Sans',system-ui,sans-serif;
  --gutter:clamp(16px,5vw,72px); --max:1240px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.12}
p{margin:0}
.wrap{width:100%;max-width:calc(var(--max) + 2*var(--gutter));margin-inline:auto;padding-inline:var(--gutter)}
.k{font-family:var(--sans);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.m{font-size:13px;color:var(--muted)}
.accent{color:var(--brand)}
.skip{position:absolute;left:-9999px;top:8px;background:var(--brand);color:#fff;padding:10px 14px;z-index:10}
.skip:focus{left:16px;color:#fff}
.btn{display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:12px 22px;background:var(--brand);color:#fff;border:0;border-radius:6px;font:700 15px var(--sans);cursor:pointer}
.btn:hover{background:var(--brand-2);color:#fff}
.btn-ghost{display:inline-flex;align-items:center;min-height:46px;padding:12px 20px;border:1.5px solid var(--ink);border-radius:6px;background:transparent;font:700 15px var(--sans);color:var(--ink);cursor:pointer}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}

/* Header */
.site-header{background:var(--card);border-bottom:1px solid var(--rule);position:sticky;top:0;z-index:5}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}
.lockup{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:23px;letter-spacing:-.02em;color:var(--brand)}
.lockup img{width:30px;height:30px}
.lockup:hover{color:var(--brand)}
.nav{display:flex;gap:6px;align-items:center}
.nav a{padding:10px 12px;border-radius:6px;font-size:15px;font-weight:600;color:var(--ink-2)}
.nav a:hover{background:var(--tint);color:var(--brand)}
.nav a[aria-current]{color:var(--brand);background:var(--tint)}
.nav .btn{padding:10px 16px;min-height:40px;color:#fff;margin-left:6px}
.nav .btn:hover{background:var(--brand-2);color:#fff}

/* Hero */
.hero{background:var(--brand);color:#fff;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;padding-top:72px;padding-bottom:72px}
.hero .k{color:var(--on-brand-soft)}
.hero h1{font-size:clamp(36px,5vw,64px);margin:16px 0 20px}
.hero p.lede{font-size:clamp(18px,1.6vw,21px);color:var(--on-brand-muted);max-width:620px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero .btn{background:#fff;color:var(--brand)}
.hero .btn:hover{background:var(--on-brand-muted);color:var(--brand)}
.hero .btn-ghost{border-color:rgba(255,255,255,.6);color:#fff}
.hero .btn-ghost:hover{border-color:#fff;color:#fff}
.hero-card{background:#fff;color:var(--ink);border-radius:12px;padding:26px;box-shadow:0 24px 60px rgba(0,0,0,.25);display:flex;flex-direction:column;gap:14px}
.hero-card .k{color:var(--muted)}
.hero-card h2{font-size:26px}
.hero-card p{color:var(--ink-2);font-family:var(--serif);font-size:18px;font-style:italic}
.hero-card .fig{display:flex;gap:14px;align-items:baseline;border-top:1px solid var(--rule);padding-top:14px}
.hero-card .fig strong{font-size:34px;color:var(--brand)}
.hero-card .fig span{font-size:15px;color:var(--ink-2)}

/* Sections */
section.block{padding-top:64px;padding-bottom:16px}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(26px,2.6vw,34px)}
.sec-head p{color:var(--ink-2);max-width:640px;margin-top:6px}
.sec-head a{font-weight:700;color:var(--brand)}
.props{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.prop{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:24px;display:flex;flex-direction:column;gap:10px}
.prop .ic{width:40px;height:40px;border-radius:8px;background:var(--tint);display:grid;place-items:center;color:var(--brand)}
.prop h3{font-size:19px}
.prop p{color:var(--ink-2);font-size:16px}

/* Asset cards */
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{position:relative;background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:22px;display:flex;flex-direction:column;gap:12px;transition:border-color .15s,box-shadow .15s}
.card:hover{border-color:var(--tint-line);box-shadow:0 10px 30px rgba(41,22,93,.08);color:var(--ink)}
.card .top{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.type{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:5px 9px;border-radius:4px;color:#fff;background:var(--case)}
.type.tool{background:var(--tool)}.type.brief{background:var(--brief)}
.card h3{font-size:22px}
.card h3 a::after{content:"";position:absolute;inset:0}
.card p{color:var(--ink-2);font-size:16px}
.card .meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--rule);display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13px;color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{font-size:12px;font-weight:600;padding:3px 8px;border-radius:999px;background:var(--tint);color:var(--brand)}
.outcome{font-size:12px;font-weight:700;color:var(--muted)}
.outcome.fail{color:#8A2C17}.outcome.ok{color:#2F5F28}
.card.soon{background:transparent;border-style:dashed}
.card.soon h3{color:var(--ink-2)}

/* Use it */
.uses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.use{border-top:4px solid var(--brand);padding-top:16px;display:flex;flex-direction:column;gap:8px}
.use h3{font-size:19px}
.use p{color:var(--ink-2);font-size:16px}

/* Bands */
.band{margin-top:64px;background:var(--tint);border-radius:12px;padding:36px;display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center}
.band h3{font-size:24px;margin-bottom:6px}
.band p{color:var(--ink-2)}
.band .badge-icon{width:56px;height:56px;border-radius:12px;background:var(--brand);display:grid;place-items:center;color:#fff}
.editor{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:start}
.editor .avatar{width:64px;height:64px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700;font-size:22px}
.editor p{color:var(--ink-2);max-width:760px}
.editor p + p{margin-top:10px}

/* Subscribe + footer */
.subscribe{margin-top:72px;background:var(--card);border:1px solid var(--rule);border-radius:12px;padding:32px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.subscribe h3{font-size:24px}
.subscribe p{color:var(--ink-2);margin-top:4px}
.site-footer{margin-top:72px;border-top:1px solid var(--rule);background:var(--card)}
.site-footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding-top:28px;padding-bottom:28px}
.site-footer nav{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:var(--ink-2)}
.site-footer .lockup{font-size:19px}.site-footer .lockup img{width:24px;height:24px}

/* Library */
.page-head{padding-top:56px;padding-bottom:8px}
.page-head h1{font-size:clamp(34px,4.4vw,54px);margin:10px 0 12px}
.page-head p{font-size:19px;color:var(--ink-2);max-width:720px}
.filters{display:flex;flex-wrap:wrap;gap:24px;margin:28px 0 24px;padding:16px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.fgroup{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.fgroup .k{color:var(--muted);margin-right:4px}
.chip{min-height:38px;padding:8px 14px;border-radius:999px;border:1px solid var(--rule);background:var(--card);font:600 14px var(--sans);color:var(--ink-2);cursor:pointer}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip[aria-pressed="true"]{background:var(--brand);border-color:var(--brand);color:#fff}
.count{font-size:14px;color:var(--muted);margin-bottom:14px}

/* Asset (case) page */
.asset-head{background:var(--card);border-bottom:1px solid var(--rule)}
.asset-head .wrap{padding-top:44px;padding-bottom:36px}
.crumbs{font-size:14px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{color:var(--brand);font-weight:600}
.asset-head h1{font-size:clamp(34px,4.6vw,58px);margin:16px 0 12px;max-width:980px}
.asset-head .sub{font-family:var(--serif);font-size:clamp(19px,1.8vw,24px);font-style:italic;color:var(--ink-2);max-width:860px}
.facts{display:flex;flex-wrap:wrap;gap:14px 36px;margin-top:24px;padding-top:20px;border-top:1px solid var(--rule)}
.facts div{display:flex;flex-direction:column;gap:3px}
.facts .k{color:var(--muted);font-size:11px}
.facts span:last-child{font-weight:600;font-size:15px}
.glance{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1px;background:var(--tint-line);border-radius:10px;overflow:hidden;margin-top:28px}
.glance .gi{background:var(--brand);padding:22px;display:flex;flex-direction:column;gap:8px}
.glance .gn{font-size:clamp(28px,3vw,38px);font-weight:700;color:#fff;line-height:1}
.glance .gt{font-size:14px;line-height:1.45;color:var(--on-brand-muted)}
.glance sup a{color:var(--on-brand-soft);text-decoration:none}
.asset-body{display:grid;grid-template-columns:3fr 6fr 3fr;gap:40px;padding-top:40px}
.asset-body aside{display:flex;flex-direction:column;gap:20px}
.sticky{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.box{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:18px;display:flex;flex-direction:column;gap:8px}
.box .k{color:var(--muted)}
.box p{font-size:15px;color:var(--ink-2)}
.toc a{font-size:15px;color:var(--ink-2);padding:3px 0}
.toc a:hover{color:var(--brand)}
.usebox{background:var(--tint);border:0}
.prose{font-family:var(--serif);font-size:20px;line-height:1.7;color:var(--ink)}
.prose p{margin:0 0 20px}
.prose h2{font-family:var(--sans);font-size:26px;margin:36px 0 14px;scroll-margin-top:90px}
.prose a{text-decoration:underline;text-decoration-color:var(--tint-line);text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--brand)}
.prose strong{font-weight:600}
.prose ol,.prose ul{padding-left:1.3em;margin:0 0 20px;display:flex;flex-direction:column;gap:12px}
.prose li::marker{color:var(--brand);font-family:var(--sans);font-weight:700}
.prose sup{font-family:var(--sans);font-size:11px;line-height:0;margin-left:1px}
.prose sup a{text-decoration:none;color:var(--brand);font-weight:700}
.prose h2#lessons-for-leaders + ol,.prose h2#questions-to-ask-in-your-organisation + ol{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:22px 22px 22px 46px}
.footnote{margin-top:40px;padding-top:8px;border-top:2px solid var(--ink);font-family:var(--sans)}
.footnote h2{font-size:22px;margin:16px 0 12px}
.footnote hr{display:none}
.footnote li,.footnote li p{font-size:14px!important;line-height:1.5!important;color:var(--ink-2);margin:0}
.footnote-backref{text-decoration:none!important;margin-left:6px}
.footnote-backref ~ .footnote-backref{display:none}
.readnext a{display:flex;flex-direction:column;gap:2px;padding:10px 0;border-top:1px solid var(--rule)}
.readnext a strong{font-size:16px}

/* About */
.standard{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.standard div{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:20px;display:flex;flex-direction:column;gap:8px}
.standard strong{font-size:18px}
.standard p{color:var(--ink-2);font-size:15px}
.about-text{max-width:780px;display:flex;flex-direction:column;gap:14px;color:var(--ink-2);font-size:18px}
.about-text a{color:var(--brand);font-weight:600}

/* Compatibility for the tool page */
.block-head{display:flex;justify-content:space-between;align-items:baseline;border-top:2px solid var(--ink);padding-top:12px;margin-bottom:20px}
.how{display:grid;grid-template-columns:4fr 8fr;gap:40px;padding:36px;background:var(--tint);border-radius:12px;margin-bottom:40px}

@media (max-width:1024px){
  .hero .wrap{grid-template-columns:1fr;gap:36px}
  .grid,.props,.uses{grid-template-columns:repeat(2,minmax(0,1fr))}
  .asset-body{grid-template-columns:1fr}
  .asset-body aside:first-child .sticky{position:static}
  .asset-body aside:first-child .toc{display:none}
  .glance{grid-template-columns:repeat(2,minmax(0,1fr))}
  .standard{grid-template-columns:repeat(2,minmax(0,1fr))}
  .band{grid-template-columns:1fr}
}
@media (max-width:720px){
  body{font-size:16px}
  .nav a:not(.btn){display:none}
  .nav a.show-sm{display:inline-flex}
  .grid,.props,.uses,.standard{grid-template-columns:1fr}
  .glance{grid-template-columns:1fr}
  .prose{font-size:18px}
  .hero .wrap{padding-top:48px;padding-bottom:48px}
  .band,.subscribe{padding:24px}
}
@media print{.site-header,.site-footer,.subscribe,.asset-body aside{display:none!important}.asset-body{display:block}}
.nav .btn{white-space:nowrap}
@media (max-width:720px){
  .site-header .wrap{gap:10px}
  .lockup{font-size:20px}.lockup img{width:26px;height:26px}
  .nav{gap:2px}.nav a.show-sm{padding:8px 10px;font-size:14px}
  .nav .btn{padding:8px 12px;font-size:14px;min-height:40px;margin-left:2px}
}
@media (max-width:480px){.nav .btn{display:none}}
@media (max-width:300px){.nav a.show-sm + a.show-sm{display:none}}
.outcome.mixed{color:#8C5410}
.card[hidden]{display:none}

/* Briefings (magazine home) */
.hero-mag .wrap{grid-template-columns:7fr 4fr;align-items:start}
.hero-mag .lead-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:28px;font-size:14px;color:var(--on-brand-muted)}
.hero-mag .type.brief{background:#fff;color:var(--brief)}
.hero-mag h1{font-family:var(--serif);font-weight:600;letter-spacing:-.01em;font-size:clamp(32px,4.2vw,56px);margin:16px 0 18px}
.hero-mag h1 a:hover{color:var(--on-brand-muted)}
.hero-mag .lede{font-family:var(--serif)}
.more-briefs{gap:0;padding:22px 24px}
.more-briefs > .k{margin-bottom:6px}
.brief-row{display:flex;flex-direction:column;gap:6px;padding:16px 0;border-top:1px solid var(--rule)}
.brief-row strong{font-family:var(--serif);font-weight:600;font-size:21px;line-height:1.25}
.brief-row:hover strong{color:var(--brand)}
.more-briefs .all{font-weight:700;color:var(--brand);padding-top:14px;border-top:1px solid var(--rule)}
.status{margin-top:18px;padding:12px 16px;background:var(--tint);border-radius:8px;font-size:15px;color:var(--ink-2);max-width:860px}
.status .k{color:var(--brand);margin-right:8px}
.prose .note{font-family:var(--sans);font-size:14px;color:var(--muted);border-top:1px solid var(--rule);padding-top:14px;margin-top:28px}
.prose h2#questions-for-your-leadership-team + ol{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:22px 22px 22px 46px}
.print-btn{width:100%;justify-content:center}
@media (max-width:1024px){.hero-mag .wrap{grid-template-columns:1fr}}
@media print{.print-btn{display:none!important}.prose{font-size:12pt}}

/* Intro hero + feature briefing */
.hero-intro .wrap{display:block;padding-top:64px;padding-bottom:64px}
.hero-intro h1{max-width:900px;font-size:clamp(34px,4.6vw,60px)}
.feature-row{display:grid;grid-template-columns:7fr 4fr;gap:24px;align-items:stretch}
.feature{background:var(--card);border:1px solid var(--rule);border-top:6px solid var(--brief);border-radius:10px;padding:32px;display:flex;flex-direction:column;gap:16px}
.feature:hover{border-color:var(--tint-line);border-top-color:var(--brief);box-shadow:0 10px 30px rgba(41,22,93,.08);color:var(--ink)}
.feature .lead-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.feature h3{font-family:var(--serif);font-weight:600;letter-spacing:-.01em;font-size:clamp(28px,3.2vw,42px);line-height:1.12}
.feature p{font-family:var(--serif);font-size:20px;color:var(--ink-2);line-height:1.5}
.feature .go{margin-top:auto;font-weight:700;color:var(--brand)}
.more-briefs.side{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:22px 24px;display:flex;flex-direction:column}
.more-briefs.side .k{color:var(--muted)}
@media (max-width:1024px){.feature-row{grid-template-columns:1fr}}
@media (max-width:720px){.feature{padding:22px}.feature p{font-size:18px}}