/* landing pages (private-ai, automation) — extends style.css */
.lp-hero{padding:88px 0 64px}
.lp-hero h1{max-width:820px}
.lp-hero .note{margin-top:18px;font-size:14px;color:var(--muted)}
.fit{margin:28px 0 0;padding:0;list-style:none;display:grid;gap:10px;max-width:760px}
.fit li{position:relative;padding-left:28px;color:var(--muted);font-size:16px}
.fit li:before{content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:50%;background:var(--accent);box-shadow:inset 0 0 0 4px #ccfbf1}
.pkgs{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.pkg{display:flex;flex-direction:column}
.pkg .price{font-size:30px;font-weight:700;letter-spacing:-.02em;color:var(--ink);margin:2px 0 0;line-height:1.2}
.pkg .price small{font-size:15px;font-weight:600;color:var(--muted)}
.pkg .term{font-family:ui-monospace,Menlo,monospace;font-size:12px;color:var(--accent2);text-transform:uppercase;letter-spacing:.06em;margin:6px 0 14px}
.pkg ul{margin:0 0 18px;padding-left:18px;color:var(--muted);font-size:15px}
.pkg ul li{margin-bottom:6px}
.pkg .btn{margin-top:auto;text-align:center}
.pkg.featured{border:2px solid var(--accent);box-shadow:0 8px 24px rgba(13,148,136,.12)}
.pkg .badge{align-self:flex-start;font-family:ui-monospace,Menlo,monospace;font-size:11px;text-transform:uppercase;letter-spacing:.06em;background:#ccfbf1;color:var(--accent2);border-radius:999px;padding:2px 10px;margin-bottom:10px}
.fine{font-size:14px;color:var(--muted);margin-top:18px;max-width:760px}
/* diagram */
.diagram{margin-top:36px;display:grid;grid-template-columns:1fr 200px;gap:20px;align-items:stretch}
.office{border:2px dashed var(--accent);border-radius:16px;padding:20px 20px 24px;background:#f0fdfa}
.office .label{font-family:ui-monospace,Menlo,monospace;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent2);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.nodes{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:10px;align-items:center}
.node{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;text-align:center}
.node svg{width:34px;height:34px;color:var(--accent2);display:block;margin:0 auto 8px}
.node b{display:block;font-size:16px}
.node span{display:block;font-size:13px;color:var(--muted);line-height:1.4;margin-top:4px}
.node.core{background:var(--ink);color:#fff;border-color:var(--ink)}
.node.core svg{color:#2dd4bf}.node.core span{color:#cbd5e1}
.arrow{color:var(--accent);font-size:22px;font-weight:700;text-align:center}
.outside{border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;background:#fff;position:relative}
.outside svg{width:44px;height:44px;color:#94a3b8}
.outside b{font-size:15px;color:var(--muted);margin-top:6px}
.outside span{font-size:13px;color:#b91c1c;font-weight:600;margin-top:6px}
.outside:before{content:"✕";position:absolute;left:-17px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;background:#fee2e2;color:#b91c1c;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;border:2px solid var(--bg)}
.diagram-cap{font-size:14px;color:var(--muted);margin-top:14px;max-width:760px}
/* flow diagram (automation) */
.flow{margin-top:36px;display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:10px;align-items:center}
.flow .node.human{border:2px solid var(--accent)}
/* why */
.why{display:grid;grid-template-columns:200px 1fr;gap:36px;align-items:center}
.why .avatar{width:200px;height:200px}
.creds{margin:16px 0 0;padding:0;list-style:none;display:grid;gap:6px}
.creds li{font-size:15px;color:var(--muted)}.creds b{color:var(--ink)}
/* faq */
.faq{margin-top:28px;max-width:820px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:0 20px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:600;font-size:17px;padding:18px 28px 18px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:0;top:14px;font-size:22px;color:var(--accent2);font-weight:400}
.faq details[open] summary:after{content:"−"}
.faq details p{margin:0 0 18px;color:var(--muted);font-size:15px}
#book h2{max-width:760px}
#book .sub{max-width:680px}
@media(max-width:820px){
.diagram{grid-template-columns:1fr}
.outside:before{left:50%;top:-17px;transform:translateX(-50%)}
.nodes,.flow{grid-template-columns:1fr}
.arrow{transform:rotate(90deg);line-height:1}
}
@media(max-width:720px){
.lp-hero{padding:48px 0 40px}
section{padding:56px 0}
h2{font-size:27px}
.why{grid-template-columns:1fr;gap:20px}
.why .avatar{width:140px;height:140px}
.lede{font-size:17px}
.ctas .btn{flex:1 1 auto;text-align:center}
}
/* v2: hero illustration, related links, source chips */
.lp-hero .hero-art img{max-height:420px;width:100%;object-fit:contain}
.lp-hero h1{font-size:clamp(34px,4.4vw,52px)}
a.card-link{display:block;text-decoration:none;color:inherit;transition:border-color .15s,box-shadow .15s,transform .15s}
a.card-link:hover,a.card-link:focus-visible{border-color:var(--accent);box-shadow:0 8px 24px rgba(13,148,136,.12);transform:translateY(-2px)}
a.card-link .more{display:block;margin-top:14px;font-weight:600;font-size:15px;color:var(--accent2)}
.related{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.node .chips{display:flex;flex-wrap:wrap;justify-content:center;gap:4px;margin-top:8px}
.node .chips i{font-style:normal;font-size:12px;background:#f1f5f9;color:#334155;border-radius:6px;padding:2px 7px;font-family:ui-monospace,Menlo,monospace}
#book .ctas{margin-top:20px}
@media(max-width:820px){.lp-hero .hero-art{max-width:360px}.lp-hero .hero-art img{max-height:260px}}
.flow{align-items:stretch}
.flow .node{display:flex;flex-direction:column;justify-content:center;align-items:center}
.flow .arrow{align-self:center}