/* ENGAGEMENT FARM v2 — Audience Path Intelligence
   Warm off-white, dark ink, restrained vivid green.
   Editorial diagrams × serious product UI. No farm kitsch.
   Fonts (Newsreader, Hanken Grotesk, IBM Plex Mono) are loaded via <link> in index.html. */

:root{
  --paper:#f7f4ec; --paper-2:#efeadd; --card:#fdfcf7;
  --ink:#1b1a15; --ink-2:#57544a; --ink-3:#8c887a;
  --green:#1e7d3c; --green-deep:#124d25; --green-tint:#e2eee0;
  --rust:#a83c1a; --rust-tint:#f3e2d9;
  --line:rgba(27,26,21,.16); --line-2:rgba(27,26,21,.08);
  --serif:"Newsreader",Georgia,serif; --sans:"Hanken Grotesk",system-ui,sans-serif; --mono:"IBM Plex Mono",ui-monospace,monospace;
  --maxw:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--green-deep)}
a:hover{color:var(--green)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.04;letter-spacing:-.015em;margin:0}
h1 em,h2 em{font-style:italic;color:var(--green)}
.eyebrow{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--green);display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--green)}
.mono{font-family:var(--mono)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--paper) 90%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand svg{width:42px;height:28px;flex:none}
.brand .name{font-family:var(--serif);font-size:21px;font-weight:500;letter-spacing:-.01em}
.nav-links{display:flex;align-items:center;gap:22px;font-size:14.5px;font-weight:600}
.nav-links a{text-decoration:none;color:var(--ink-2)}
.nav-links a:hover{color:var(--ink)}
.nav-links a.btn{color:#f4f8ef}
.nav-links a.btn:hover{color:#fff}
@media(max-width:1020px){.nav-links .hide-md{display:none}}
@media(max-width:520px){
  .nav .wrap{padding:0 20px}
  .nav-inner{gap:12px}
  .brand .name{white-space:nowrap;font-size:18px}
  .nav-links{gap:12px}
  .nav-links a:not(.btn){display:none}
  .btn.sm{padding:8px 12px;white-space:nowrap}
}
.btn{font-family:var(--sans);font-weight:700;font-size:15px;padding:11px 20px;border-radius:3px;border:1px solid var(--green-deep);background:var(--green);color:#f4f8ef;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:background .15s,transform .12s}
.btn:hover{background:var(--green-deep);color:#fff;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper)}
.btn.sm{padding:8px 14px;font-size:13.5px}

/* hero */
.hero{padding:84px 0 72px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:60px;align-items:center}
@media(max-width:960px){.hero-grid{grid-template-columns:1fr;gap:44px}}
.hero h1{font-size:clamp(46px,6.4vw,84px);margin:20px 0 0}
.hero .sub{font-size:19px;color:var(--ink-2);max-width:52ch;margin:24px 0 30px;text-wrap:pretty}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero .fine{font-family:var(--mono);font-size:12.5px;color:var(--ink-3);margin-top:26px;line-height:1.8}
.hero .fine b{color:var(--green-deep);font-weight:600}
.diagram-card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:26px 22px 18px;box-shadow:0 1px 0 var(--line-2),0 24px 48px -32px rgba(27,26,21,.25)}
.diagram-card .cap{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);display:flex;justify-content:space-between;gap:20px;margin-top:14px;border-top:1px solid var(--line-2);padding-top:12px}
.diagram-card .cap span:last-child{text-align:right}

/* pledge band */
.pledge{border-bottom:1px solid var(--line);background:var(--ink);color:#e8e4d6;padding:16px 0}
.pledge .row{display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:center;font-family:var(--mono);font-size:12px;letter-spacing:.14em}
.pledge .row span{display:inline-flex;align-items:center;gap:8px}
.pledge .row span::before{content:"✕";color:#7fbf90;font-weight:600}

/* sections */
section{padding:96px 0}
.sec-head{max-width:740px;margin-bottom:48px}
.sec-head h2{font-size:clamp(32px,4.4vw,56px);margin-top:14px}
.sec-head p{font-size:18px;color:var(--ink-2);margin:16px 0 0;text-wrap:pretty}

/* path chain */
.chain{display:flex;flex-wrap:wrap;gap:0;align-items:stretch;border:1px solid var(--line);border-radius:6px;background:var(--card);overflow:hidden}
.chain .link{flex:1 1 120px;padding:20px 16px;border-right:1px solid var(--line-2);position:relative;min-width:118px}
.chain .link:last-child{border-right:0}
.chain .n{font-family:var(--mono);font-size:10.5px;color:var(--ink-3);letter-spacing:.12em}
.chain .t{font-weight:700;font-size:14.5px;margin-top:6px;line-height:1.25}
.chain .link.broken{background:var(--rust-tint)}
.chain .link.broken .t{color:var(--rust)}
.chain .link.broken::after{content:"most launches break here";position:absolute;left:14px;right:10px;bottom:8px;font-family:var(--mono);font-size:9.5px;line-height:1.35;letter-spacing:.06em;color:var(--rust);text-transform:uppercase}
.chain .link.broken{padding-bottom:42px}

/* product features */
.features{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:860px){.feat-grid{grid-template-columns:1fr}}
.feat{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:28px;display:grid;grid-template-columns:1fr 150px;gap:18px;align-items:center}
@media(max-width:520px){.feat{grid-template-columns:1fr}}
.feat h3{font-size:26px;margin-bottom:8px}
.feat p{font-size:15.5px;color:var(--ink-2);margin:0}
.feat .dg{justify-self:end}

/* pathfinder report */
.report-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
@media(max-width:960px){.report-wrap{grid-template-columns:1fr;gap:36px}}
.legend{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.legend .li{display:grid;grid-template-columns:110px 1fr;gap:14px;padding:14px 0;border-bottom:1px solid var(--line-2);font-size:14.5px}
.legend .tag{font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:.1em;align-self:start;padding:3px 8px;border-radius:2px;background:var(--green-tint);color:var(--green-deep);text-align:center}
.legend .li p{margin:0;color:var(--ink-2)}
.legend .li b{color:var(--ink)}
.report{background:var(--card);border:1px solid var(--ink);border-radius:6px;overflow:hidden;box-shadow:0 28px 56px -36px rgba(27,26,21,.35)}
.report-head{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-bottom:1px solid var(--ink);background:var(--ink);color:#e8e4d6;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase}
.report-head .st{color:#7fbf90}
.report-body{padding:26px 28px;font-family:var(--mono);font-size:13.5px;line-height:1.65}
.report-body .fld{margin-bottom:18px}
.report-body .k{font-size:10.5px;letter-spacing:.16em;color:var(--ink-3);text-transform:uppercase;display:flex;align-items:center;gap:8px;margin-bottom:4px}
.report-body .k .pt{padding:1px 7px;border-radius:2px;background:var(--green-tint);color:var(--green-deep);font-weight:600;letter-spacing:.08em}
.report-body .v{color:var(--ink)}
.report-body .avoid .pt{background:var(--rust-tint);color:var(--rust)}
.report-body .avoid .v{color:var(--rust)}
.report-foot{border-top:1px solid var(--line);padding:14px 28px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* manifesto */
.manifesto{position:relative;overflow:hidden;background:var(--green-deep);color:#eef2e4;border-top:1px solid var(--line)}
.manifesto .rings{position:absolute;right:-140px;top:50%;transform:translateY(-50%);opacity:.22;pointer-events:none}
.manifesto h2{font-size:clamp(38px,5.6vw,72px);max-width:16ch}
.manifesto h2 em{color:#9fd3a8}
.manifesto p{font-size:20px;max-width:52ch;color:#cfdcc2;margin:26px 0 0;text-wrap:pretty}

/* cta + footer */
.cta{text-align:center}
.cta h2{font-size:clamp(36px,5vw,64px)}
.cta p{color:var(--ink-2);font-size:18px;max-width:50ch;margin:18px auto 30px}
.cta .hero-cta{justify-content:center}
.foot{border-top:1px solid var(--line);padding:48px 0 36px;background:var(--paper-2)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
@media(max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}
.foot h5{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin:0 0 12px}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:14.5px}
.foot a{text-decoration:none;color:var(--ink-2)}
.foot a:hover{color:var(--ink)}
.foot .disc{font-size:14px;color:var(--ink-2);max-width:40ch;margin-top:12px}
.foot .fine{margin-top:34px;border-top:1px solid var(--line);padding-top:18px;font-family:var(--mono);font-size:12px;color:var(--ink-3);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* diagrams */
.dg-label{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;fill:var(--ink-3)}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.draw path.animline{stroke-dasharray:600;stroke-dashoffset:600;transition:stroke-dashoffset 1.6s ease .2s}
.draw.in path.animline{stroke-dashoffset:0}