:root{
  --ground:#F4F5F1; --surface:#FBFBF8; --surface-2:#EEF0EA;
  --ink:#12332E; --ink-soft:#435A54; --ink-faint:#6A7E78;
  --line:#DCE2DA; --line-strong:#C5CFC6;
  --accent:#A8742A; --accent-deep:#855C1E; --accent-wash:#F0E8D8;
  --serif:ui-serif,"New York","Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --sans:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono","JetBrains Mono","Menlo","Consolas",monospace;
  --maxw:1120px;
  --step--1:clamp(0.82rem,0.79rem + 0.15vw,0.9rem);
  --step-0:clamp(1rem,0.96rem + 0.2vw,1.08rem);
  --step-1:clamp(1.2rem,1.12rem + 0.4vw,1.4rem);
  --step-2:clamp(1.5rem,1.35rem + 0.75vw,1.95rem);
  --step-3:clamp(2rem,1.7rem + 1.5vw,3rem);
  --step-4:clamp(2.4rem,1.9rem + 2.6vw,4.1rem);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--sans);font-size:var(--step-0);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.25rem,4vw,2.5rem)}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.1;letter-spacing:-0.012em;text-wrap:balance;margin:0}
p{margin:0}
a{color:inherit}
img{max-width:100%;height:auto}
.eyebrow{font-family:var(--mono);font-size:var(--step--1);letter-spacing:0.16em;text-transform:uppercase;color:var(--accent-deep);display:inline-flex;align-items:center;gap:0.6em}
.eyebrow::before{content:"";width:1.6em;height:1px;background:var(--accent);display:inline-block}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--ground);padding:.6rem 1rem;border-radius:0 0 4px 0;z-index:100}
.skip:focus{left:0}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--ground) 90%,transparent);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;position:relative}
.brand{display:inline-block;font-family:var(--serif);font-size:1.28rem;font-weight:600;letter-spacing:-0.01em;text-decoration:none;color:var(--ink);white-space:nowrap}
.iq{font-family:var(--mono);font-size:0.74em;font-weight:700;letter-spacing:0.06em;color:var(--accent);position:relative;display:inline-block;padding-bottom:0.36em;line-height:1;vertical-align:baseline}
.iq .wave{position:absolute;left:-0.04em;right:-0.08em;bottom:0.05em;height:0.42em;color:var(--accent);display:block}
.iq .wave svg{width:100%;height:100%;display:block;overflow:visible}
.nav-links{display:flex;align-items:center;gap:clamp(1rem,2.4vw,1.9rem)}
.nav-links a{text-decoration:none;font-size:var(--step--1);color:var(--ink-soft);letter-spacing:0.01em}
.nav-links a:hover{color:var(--ink)}
.nav-links a[aria-current="page"]{color:var(--ink)}
.nav-links a.navcta{color:var(--ink);border:1px solid var(--line-strong);border-radius:3px;padding:.45rem .9rem}
.nav-links a.navcta:hover{border-color:var(--accent);color:var(--accent-deep)}
.nav-toggle,.nav-burger{display:none}
@media (max-width:760px){
  .nav-burger{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);border:1px solid var(--line-strong);border-radius:4px;padding:.5rem .7rem;cursor:pointer;background:var(--surface)}
  .nav-links{position:absolute;top:calc(100% + 1px);right:0;left:0;flex-direction:column;align-items:stretch;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:0 0 8px 8px;padding:.5rem;display:none;box-shadow:0 12px 30px rgba(18,51,46,.08)}
  .nav-links a{padding:.75rem .8rem;border-radius:5px}
  .nav-links a.navcta{border:none;text-align:left}
  .nav-toggle:checked ~ .nav-links{display:flex}
}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:0.55rem;font-family:var(--sans);font-size:var(--step--1);letter-spacing:0.02em;text-decoration:none;padding:0.85rem 1.4rem;border-radius:2px;transition:transform .15s ease,background .2s ease,border-color .2s ease}
.btn-primary{background:var(--ink);color:var(--ground);border:1px solid var(--ink)}
.btn-primary:hover{transform:translateY(-2px);background:var(--accent-deep);border-color:var(--accent-deep);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line-strong)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-deep);transform:translateY(-2px)}

/* hero (home) */
.hero{padding:clamp(3.5rem,8vw,6rem) 0 clamp(1.5rem,4vw,2.5rem)}
.hero h1{font-size:var(--step-4);max-width:20ch}
.hero .lede{margin-top:1.6rem;max-width:56ch;font-size:var(--step-1);color:var(--ink-soft);line-height:1.5}
.philo{margin-top:2.2rem;display:flex;gap:0.9rem;flex-wrap:wrap;align-items:center}
.philo .word{font-family:var(--serif);font-style:italic;font-size:var(--step-2)}
.philo .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}
.hero-actions{margin-top:2.4rem;display:flex;gap:1rem;flex-wrap:wrap}
.pulse{margin-top:clamp(2.5rem,6vw,3.5rem)}
.pulse svg{width:100%;height:46px;display:block;overflow:visible}
.pulse path{fill:none;stroke:var(--accent);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.pulse .base{stroke:var(--line-strong);stroke-width:1}
.pulse .trace{stroke-dasharray:1400;stroke-dashoffset:1400;animation:draw 3.2s cubic-bezier(.65,.02,.3,1) .4s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@media (prefers-reduced-motion:reduce){.pulse .trace{animation:none;stroke-dashoffset:0}}

/* page hero (sub pages) */
.page-hero{padding:clamp(2rem,4vw,3rem) 0 clamp(1.5rem,3vw,2.5rem);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:var(--step-3);margin-top:1rem;max-width:20ch}
.page-hero .lede{margin-top:1.1rem;max-width:60ch;font-size:var(--step-1);color:var(--ink-soft);line-height:1.5}
.crumbs{font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;color:var(--ink-faint);display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}
.crumbs a{text-decoration:none;color:var(--ink-soft)}
.crumbs a:hover{color:var(--accent-deep)}
.crumbs .sep{color:var(--line-strong)}
.crumbs [aria-current="page"]{color:var(--ink)}

section{padding:clamp(3rem,6vw,5rem) 0}
.sec-head{max-width:60ch;margin-bottom:clamp(2rem,4vw,3rem)}
.sec-head h2{font-size:var(--step-3);margin-top:1rem}
.sec-head p{margin-top:1.1rem;color:var(--ink-soft);font-size:var(--step-1);line-height:1.5;max-width:54ch}
.rule-top{border-top:1px solid var(--line)}
.alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* positioning */
.posit{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,4vw,4rem);align-items:start}
.posit .big{font-family:var(--serif);font-size:var(--step-2);line-height:1.28;letter-spacing:-0.01em}
.posit .big em{font-style:italic;color:var(--accent-deep)}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:0.9rem}
.ticks li{position:relative;padding-left:1.5rem;color:var(--ink-soft)}
.ticks li::before{content:"";position:absolute;left:0;top:0.6em;width:7px;height:7px;border:1.5px solid var(--accent);border-radius:50%}
.ticks li b{color:var(--ink);font-weight:600}
@media (max-width:760px){.posit{grid-template-columns:1fr}}

/* service cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden}
@media (max-width:900px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.cards{grid-template-columns:1fr}}
.card{background:var(--surface);padding:clamp(1.6rem,2.6vw,2.1rem);display:flex;flex-direction:column;gap:0.75rem;min-height:100%;transition:background .2s ease;text-decoration:none;color:inherit}
a.card:hover{background:var(--surface-2)}
.card .num{font-family:var(--mono);font-size:var(--step--1);color:var(--accent-deep);letter-spacing:0.08em}
.card h3{font-size:var(--step-1)}
.card p{color:var(--ink-soft);font-size:var(--step--1);line-height:1.6}
.card .more{margin-top:auto;padding-top:.6rem;font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;color:var(--accent-deep)}
.tags{display:flex;flex-wrap:wrap;gap:0.4rem}
.tags span{font-family:var(--mono);font-size:0.68rem;letter-spacing:0.03em;color:var(--ink-faint);border:1px solid var(--line-strong);border-radius:3px;padding:0.18rem 0.45rem}

/* triad */
.triad-sec{background:var(--ink);color:var(--ground)}
.triad-sec .eyebrow{color:var(--accent)}
.triad-sec .eyebrow::before{background:var(--accent)}
.triad-sec h2{color:var(--ground);font-size:var(--step-3);margin-top:1rem}
.triad-intro{max-width:56ch;color:color-mix(in srgb,var(--ground) 78%,transparent);margin-top:1.1rem;font-size:var(--step-1);line-height:1.5}
.triad{margin-top:clamp(2.5rem,5vw,3.5rem);display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1.5rem,3vw,2.5rem)}
@media (max-width:760px){.triad{grid-template-columns:1fr}}
.step{border-top:1px solid color-mix(in srgb,var(--ground) 22%,transparent);padding-top:1.3rem}
.step .k{font-family:var(--mono);font-size:var(--step--1);color:var(--accent);letter-spacing:0.1em}
.step h3{font-style:italic;color:var(--ground);font-size:var(--step-2);margin-top:0.7rem}
.step p{margin-top:0.9rem;color:color-mix(in srgb,var(--ground) 74%,transparent);font-size:var(--step--1);line-height:1.62}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(1rem,2vw,1.5rem)}
@media (max-width:860px){.metrics{grid-template-columns:repeat(3,1fr)}}
@media (max-width:480px){.metrics{grid-template-columns:repeat(2,1fr)}}
.metric .n{font-family:var(--serif);font-size:clamp(1.9rem,1.4rem + 2vw,3rem);line-height:1;letter-spacing:-0.02em;font-variant-numeric:tabular-nums}
.metric .n b{color:var(--accent-deep);font-weight:600}
.metric .l{margin-top:0.7rem;font-size:var(--step--1);color:var(--ink-soft);line-height:1.35}

/* models */
.models{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}
@media (max-width:760px){.models{grid-template-columns:1fr}}
.model{border:1px solid var(--line);border-radius:6px;background:var(--surface);padding:clamp(1.5rem,2.6vw,2rem);display:flex;flex-direction:column;gap:0.6rem}
.model .k{font-family:var(--mono);font-size:var(--step--1);letter-spacing:0.06em;color:var(--accent-deep)}
.model h3{font-size:var(--step-1)}
.model p{color:var(--ink-soft);font-size:var(--step--1);line-height:1.6}

/* process timeline */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden}
@media (max-width:820px){.process{grid-template-columns:1fr}}
.pstep{background:var(--surface);padding:clamp(1.4rem,2.4vw,1.8rem);display:flex;flex-direction:column;gap:.6rem}
.pstep .pn{font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;color:var(--accent-deep)}
.pstep h3{font-size:var(--step-1)}
.pstep p{color:var(--ink-soft);font-size:var(--step--1);line-height:1.55}

/* about */
.about{display:grid;grid-template-columns:minmax(0,320px) 1fr;gap:clamp(2rem,5vw,3.5rem);align-items:start}
@media (max-width:820px){.about{grid-template-columns:1fr}}
.bio-rail{display:grid;gap:1.2rem;align-content:start}
.portrait{width:100%;max-width:320px;aspect-ratio:4/5;object-fit:cover;object-position:50% 12%;border-radius:8px;border:1px solid var(--line);display:block}
.mono-card{border:1px solid var(--line);border-radius:6px;background:var(--surface);padding:clamp(1.5rem,3vw,2rem)}
.mono-card .name{font-family:var(--serif);font-size:var(--step-2)}
.mono-card .role{color:var(--ink-soft);margin-top:0.3rem}
.mono-card dl{margin:1.4rem 0 0;display:grid;gap:0.9rem}
.mono-card .row{display:grid;grid-template-columns:auto 1fr;gap:0.9rem;align-items:baseline;border-top:1px solid var(--line);padding-top:0.9rem}
.mono-card dt{font-family:var(--mono);font-size:0.72rem;letter-spacing:0.08em;text-transform:uppercase;color:var(--ink-faint)}
.mono-card dd{margin:0;font-size:var(--step--1);color:var(--ink)}
.prose p{color:var(--ink-soft);margin-top:1.1rem;line-height:1.7}
.prose p:first-child{margin-top:0}
.prose h3{font-size:var(--step-1);margin-top:1.8rem}
.pullquote{font-family:var(--serif);font-style:italic;font-size:var(--step-1);color:var(--ink);border-left:2px solid var(--accent);padding-left:1.1rem;margin-top:1.6rem;line-height:1.4}
.press{display:flex;justify-content:space-between;gap:1.5rem;align-items:center;text-decoration:none;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:clamp(1.4rem,2.5vw,1.9rem);transition:border-color .2s ease,transform .15s ease;max-width:760px}
.press:hover{border-color:var(--accent);transform:translateY(-2px)}
.press .press-src{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-deep)}
.press h3{font-size:var(--step-1);margin-top:.5rem}
.press p{color:var(--ink-soft);font-size:var(--step--1);margin-top:.5rem;line-height:1.55}
.press .arw{color:var(--accent);font-size:1.5rem;flex:none}

/* two-column detail */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,4vw,3rem)}
@media (max-width:760px){.split{grid-template-columns:1fr}}
.panel{border:1px solid var(--line);border-radius:6px;background:var(--surface);padding:clamp(1.5rem,3vw,2rem)}
.panel h3{font-size:var(--step-1);margin-bottom:1rem}

/* mission */
.mission-inner{display:grid;grid-template-columns:auto 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
@media (max-width:760px){.mission-inner{grid-template-columns:1fr}}
.mission .globe{font-family:var(--serif);font-size:clamp(3rem,2rem + 5vw,5rem);line-height:0.9;color:var(--accent-deep)}
.mission h2{font-size:var(--step-2);max-width:22ch}
.mission p{margin-top:1rem;color:var(--ink-soft);max-width:58ch;line-height:1.65}

/* faq */
.faq{display:grid;gap:0}
.faq details{border-top:1px solid var(--line);padding:1.2rem 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{font-family:var(--serif);font-size:var(--step-1);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--accent-deep);font-size:1.3rem;transition:transform .2s ease}
.faq details[open] summary::after{content:"\2013"}
.faq p{margin-top:.9rem;color:var(--ink-soft);line-height:1.65;max-width:66ch}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr}}
.contact-links{display:grid;gap:0.9rem}
.contact-links a{text-decoration:none;display:flex;justify-content:space-between;align-items:center;gap:1rem;border:1px solid var(--line);border-radius:5px;background:var(--surface);padding:1rem 1.2rem;transition:border-color .2s ease,transform .15s ease}
.contact-links a:hover{border-color:var(--accent);transform:translateX(3px)}
.contact-links .lab{font-family:var(--mono);font-size:0.72rem;letter-spacing:0.08em;text-transform:uppercase;color:var(--ink-faint)}
.contact-links .val{font-size:var(--step-0);color:var(--ink)}
.contact-links .arw{color:var(--accent)}
form.cform{display:grid;gap:1rem}
.cform label{display:grid;gap:.4rem;font-size:var(--step--1);color:var(--ink-soft)}
.cform input,.cform textarea{font-family:var(--sans);font-size:var(--step-0);color:var(--ink);background:var(--surface);border:1px solid var(--line-strong);border-radius:5px;padding:.7rem .8rem}
.cform input:focus,.cform textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.cform textarea{min-height:130px;resize:vertical}
.cform .hint{font-size:.8rem;color:var(--ink-faint)}

/* cta band */
.cta-band{background:var(--ink);color:var(--ground)}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:2rem;flex-wrap:wrap}
.cta-inner h2{color:var(--ground);font-size:var(--step-2);max-width:20ch}
.cta-inner p{color:color-mix(in srgb,var(--ground) 74%,transparent);margin-top:.6rem;max-width:44ch}
.cta-band .btn-primary{background:var(--accent-deep);border-color:var(--accent-deep);color:#fff}
.cta-band .btn-primary:hover{background:var(--accent);border-color:var(--accent)}

/* footer */
footer{border-top:1px solid var(--line);padding:clamp(2.5rem,5vw,4rem) 0 2.4rem}
.foot-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(1.5rem,3vw,2.5rem)}
@media (max-width:820px){.foot-cols{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.foot-cols{grid-template-columns:1fr}}
.foot-cols .brand{font-size:1.15rem;margin-bottom:.8rem}
.foot-cols .blurb{color:var(--ink-soft);font-size:var(--step--1);line-height:1.55;max-width:32ch}
.foot-col h4{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);font-weight:500;margin:0 0 .9rem}
.foot-col ul{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.foot-col a{text-decoration:none;color:var(--ink-soft);font-size:var(--step--1)}
.foot-col a:hover{color:var(--accent-deep)}
.foot-base{margin-top:clamp(2rem,4vw,3rem);padding-top:1.4rem;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;color:var(--ink-faint);font-size:.8rem}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}