/* The Institute for Relational Intelligence — shared design system ("Lamplight & Ink") */
:root{
  --ink:#1B1512; --ink-2:#221B17; --paper:#EFE8E0; --paper-soft:#C9BDB1;
  --line:rgba(233,224,214,.14);
  --ember:#E07A4B; --amber:#E6A24C; --rose:#D96E86; --plum:#2A2440; --plum-ink:#0F0C1A;
  --ground:var(--ink); --panel:var(--ink-2); --text:var(--paper); --muted:var(--paper-soft);
  --hair:var(--line); --accent:var(--ember);
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Hoefler Text",Georgia,"Times New Roman",serif;
  --sans:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","Cascadia Code",Menlo,Consolas,monospace;
  --measure:38rem;
  --step-hero:clamp(2.6rem,6vw,4.8rem);
  --step-1:clamp(2rem,4.4vw,3.4rem);
  --step-2:clamp(1.5rem,3vw,2.1rem);
}
@media (prefers-color-scheme:light){
  :root{--ground:#EDE6DE;--panel:#F5F0E9;--text:#241C16;--muted:#6A5D51;
    --hair:rgba(40,30,22,.14);--accent:#C25A30;--plum:#EAE3EF;--plum-ink:#2A2440;}
}
:root[data-theme="dark"]{--ground:var(--ink);--panel:var(--ink-2);--text:var(--paper);--muted:var(--paper-soft);
  --hair:var(--line);--accent:var(--ember);--plum:#2A2440;--plum-ink:#0F0C1A;}
:root[data-theme="light"]{--ground:#EDE6DE;--panel:#F5F0E9;--text:#241C16;--muted:#6A5D51;
  --hair:rgba(40,30,22,.14);--accent:#C25A30;--plum:#EAE3EF;--plum-ink:#2A2440;}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--text);font-family:var(--sans);
  font-size:1.06rem;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  transition:background .5s ease,color .5s ease}
.wrap{max-width:74rem;margin-inline:auto;padding-inline:clamp(1.25rem,5vw,3.5rem)}
section{position:relative}
p{max-width:var(--measure)}
a{color:inherit}
img{max-width:100%}

.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--accent);margin:0 0 1.4rem;display:flex;align-items:center;gap:.9rem}
.eyebrow::before{content:"";width:1.8rem;height:1px;background:var(--accent);opacity:.7}
.eyebrow.center{justify-content:center}
h1,h2,h3{font-family:var(--serif);font-weight:400;text-wrap:balance;letter-spacing:-.012em;line-height:1.07}
.serif-lead{font-family:var(--serif);font-size:var(--step-2);line-height:1.34;letter-spacing:-.01em}
.lead-2{font-size:var(--step-1);font-family:var(--serif);max-width:22ch;line-height:1.1;margin:0}

/* header */
header.bar{position:sticky;top:0;z-index:20;backdrop-filter:blur(8px);
  background:color-mix(in srgb,var(--ground) 80%,transparent);border-bottom:1px solid var(--hair)}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:.85rem}
.brand{display:flex;align-items:center;gap:.7rem;font-family:var(--serif);font-size:1.02rem;
  letter-spacing:.01em;text-decoration:none;color:inherit}
.brand .mark{width:1.35rem;height:1.35rem;flex:none}
.bar nav{display:flex;gap:1.5rem;font-size:.82rem;color:var(--muted)}
.bar nav a{text-decoration:none}
.bar nav a:hover,.bar nav a[aria-current="page"]{color:var(--accent)}
.theme-btn{font-family:var(--mono);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;
  background:none;border:1px solid var(--hair);color:var(--muted);padding:.45rem .7rem;
  border-radius:999px;cursor:pointer;transition:.25s}
.theme-btn:hover{border-color:var(--accent);color:var(--accent)}
@media (max-width:760px){.bar nav{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.6rem;font-size:.92rem;font-weight:500;
  padding:.85rem 1.4rem;border-radius:999px;text-decoration:none;cursor:pointer;
  border:1px solid transparent;transition:transform .18s ease,background .25s,border-color .25s;font-family:var(--sans)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{border-color:var(--hair);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn[aria-disabled="true"]{opacity:.5;pointer-events:none}

/* bands */
.band{padding-block:clamp(5rem,11vw,9rem)}
.band--hair{border-top:1px solid var(--hair)}
.two-col{display:grid;grid-template-columns:1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
@media (min-width:860px){.two-col{grid-template-columns:.85fr 1.15fr}}
.stack>*+*{margin-top:1.3rem}
.muted{color:var(--muted)}

/* page hero (subpages) — two-glow gradient, no photo needed */
.phero{position:relative;overflow:hidden;padding-block:clamp(7rem,15vw,11rem) clamp(3.5rem,7vw,6rem);
  background:radial-gradient(60% 90% at 22% 40%,color-mix(in srgb,var(--amber) 30%,transparent),transparent 60%),
    radial-gradient(60% 90% at 74% 60%,color-mix(in srgb,var(--rose) 26%,transparent),transparent 62%)}
.phero h1{font-size:var(--step-hero);max-width:18ch;margin:.2rem 0 0}
.phero h1 em{font-style:italic;color:var(--accent)}
.phero .sub{max-width:38rem;margin-top:1.7rem;font-size:1.16rem;color:var(--muted)}

/* card grids (programs / partner types) */
.cardgrid{display:grid;grid-template-columns:1fr;gap:1px;background:var(--hair);
  border:1px solid var(--hair);border-radius:14px;overflow:hidden;margin-top:3rem}
@media (min-width:760px){.cardgrid.cols-2{grid-template-columns:1fr 1fr}
  .cardgrid.cols-3{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--ground);padding:clamp(1.7rem,3.4vw,2.6rem);display:flex;flex-direction:column;gap:.85rem;min-height:13rem}
.card .num{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;color:var(--accent)}
.card h3{font-size:1.42rem}
.card p{color:var(--muted);font-size:.98rem;max-width:36ch}
.card .tag{margin-top:auto;font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted)}

/* ways to give / tiers */
.tiers{display:grid;grid-template-columns:1fr;gap:1.1rem;margin-top:3rem}
@media (min-width:720px){.tiers{grid-template-columns:1fr 1fr}}
.tier{border:1px solid var(--hair);border-radius:14px;padding:clamp(1.6rem,3vw,2.2rem);
  display:flex;flex-direction:column;gap:.7rem;background:var(--panel)}
.tier h3{font-size:1.3rem}
.tier .amt{font-family:var(--serif);font-size:1.9rem;color:var(--accent);line-height:1}
.tier p{color:var(--muted);font-size:.95rem}

/* commitments / feature list */
.commit{list-style:none;padding:0;margin:2.4rem 0 0;display:grid;gap:1.5rem;max-width:44rem}
.commit li{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:start}
.commit .k{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);padding-top:.35rem;white-space:nowrap}
.commit .v{font-family:var(--serif);font-size:1.2rem;line-height:1.4;color:var(--text)}
.commit .v small{display:block;font-family:var(--sans);font-size:.92rem;color:var(--muted);margin-top:.3rem;line-height:1.6}

/* centered CTA band */
.cta-band{text-align:center;padding-block:clamp(5rem,11vw,9rem);position:relative;overflow:hidden;
  border-top:1px solid var(--hair)}
.cta-band::after{content:"";position:absolute;left:50%;bottom:-45%;transform:translateX(-50%);
  width:120%;height:75%;z-index:0;pointer-events:none;
  background:radial-gradient(closest-side,color-mix(in srgb,var(--accent) 26%,transparent),transparent 70%)}
.cta-band .wrap{position:relative;z-index:1}
.cta-band h2{font-size:clamp(2rem,5vw,3.6rem);max-width:18ch;margin-inline:auto}
.cta-band .quiet{color:var(--muted);margin:1.4rem auto 0;font-size:1.12rem}
.cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2.4rem}
.cta.center{justify-content:center}

/* pre-launch note */
.note{margin-top:2.4rem;max-width:44rem;border-left:2px solid var(--accent);padding:.4rem 0 .4rem 1.2rem;
  font-family:var(--mono);font-size:.74rem;letter-spacing:.02em;line-height:1.75;color:var(--muted)}

/* footer */
footer{border-top:1px solid var(--hair);padding-block:2.6rem;color:var(--muted);font-size:.85rem}
footer .wrap{display:flex;flex-direction:column;align-items:flex-start;gap:1.4rem}
footer .frow{display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between;align-items:center;width:100%}
.disclaimer{font-family:var(--mono);font-size:.66rem;letter-spacing:.04em;line-height:1.7;max-width:46rem;opacity:.72}

/* contact form */
.form{margin-top:2.8rem;max-width:40rem;margin-inline:auto;display:grid;gap:1.2rem;text-align:left}
.form .row{display:grid;gap:1.2rem}
@media (min-width:620px){.form .row.two{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:.5rem}
.field label{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.field.req label::after{content:" *";color:var(--accent)}
.field input,.field select,.field textarea{font-family:var(--sans);font-size:1rem;color:var(--text);
  background:var(--panel);border:1px solid var(--hair);border-radius:10px;padding:.85rem 1rem;width:100%;
  transition:border-color .2s}
.field textarea{min-height:8rem;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.field input::placeholder,.field textarea::placeholder{color:color-mix(in srgb,var(--muted) 70%,transparent)}
.field .hp{position:absolute;left:-9999px}
.form .actions{display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;margin-top:.3rem}
.form-status{font-family:var(--mono);font-size:.74rem;letter-spacing:.02em;line-height:1.6;min-height:1.2em}
.form-status.ok{color:var(--accent)}
.form-status.err{color:#e0715a}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}