/* Pine & Saguaro — Option 2, dark night-desert. Palette from the brand brief. */
:root{
  --midnight:#0C0E0D;
  --charcoal:#121412;
  --graphite:#1B1F1C;
  --panel:#232825;
  --deep:#1E4D3A;
  --emerald:#3E9A6E;
  --jade:#86BC8F;
  --copper:#D9773F;
  --ember:#B9572C;
  --gold:#E3B04B;
  --sand:#E8DCC6;
  --mist:#9BA39C;
  --paper:#F3EBDD;
  --line:rgba(232,220,198,.10);
  --line-strong:rgba(232,220,198,.18);
  --r:18px;
  --nav-h:76px;
  --font-serif:"Fraunces",Georgia,"Times New Roman",serif;
  --font-sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}

@font-face{
  font-family:"Fraunces";
  src:url("assets/fonts/fraunces.woff2") format("woff2");
  font-weight:500 900;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:"Fraunces";
  src:url("assets/fonts/fraunces-italic.woff2") format("woff2");
  font-weight:500 900;
  font-style:italic;
  font-display:swap;
}
@font-face{
  font-family:"Inter";
  src:url("assets/fonts/inter.woff2") format("woff2");
  font-weight:400 700;
  font-style:normal;
  font-display:swap;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{
  font-family:var(--font-sans);
  color:var(--sand);
  background:var(--charcoal);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:600;line-height:1.08;margin:0 0 .5em;color:var(--paper)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
a{color:inherit}
button,input,select,textarea{font:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}

.skip{
  position:absolute;left:16px;top:-40px;z-index:100;
  background:var(--gold);color:#1A1410;padding:8px 14px;border-radius:999px;
  font-weight:600;text-decoration:none;
}
.skip:focus{top:16px}

.eyebrow{
  font-size:.76rem;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);
  margin-bottom:12px;
}
.amp{color:var(--copper)}

.badge{
  display:inline-flex;align-items:center;
  font-size:.66rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold);background:rgba(227,176,75,.08);
  border:1px solid rgba(227,176,75,.35);border-radius:999px;padding:4px 10px;
}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 24px;border-radius:999px;font-weight:600;text-decoration:none;
  font-size:.95rem;transition:transform .15s ease,box-shadow .15s ease,background .15s ease,border-color .15s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  background:linear-gradient(135deg,var(--gold),var(--copper));
  color:#1A1410;box-shadow:0 10px 30px rgba(217,119,63,.25);
}
.btn-ghost{
  border:1px solid rgba(232,220,198,.35);color:var(--sand);background:rgba(18,20,18,.35);
  backdrop-filter:blur(6px);
}
.btn-ghost:hover{border-color:rgba(232,220,198,.6)}

/* Nav */
header.nav{
  position:fixed;inset:0 0 auto;z-index:40;
  background:linear-gradient(180deg,rgba(7,9,10,.85),rgba(7,9,10,0));
  transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease;
}
header.nav.is-scrolled,
header.nav.is-solid{
  background:rgba(12,14,13,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);gap:20px}
.brand{
  display:flex;align-items:center;gap:12px;text-decoration:none;
  font-family:var(--font-serif);font-weight:600;font-size:1.2rem;color:var(--paper);flex:0 0 auto;
}
.brand img{width:34px;height:40px}
.brand:hover .amp{color:var(--gold)}
.nav-links{display:flex;align-items:center;gap:22px;font-size:.9rem;font-weight:500}
.nav-links a{text-decoration:none;color:var(--mist);padding:6px 0;border-bottom:1px solid transparent}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--sand);border-bottom-color:rgba(227,176,75,.7)}
.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:rgba(27,31,28,.7);color:var(--sand);cursor:pointer;padding:0;
  align-items:center;justify-content:center;
}
.menu-toggle svg{width:20px;height:20px;display:block}
.menu-toggle .icon-close{display:none}
.menu-toggle[aria-expanded="true"] .icon-open{display:none}
.menu-toggle[aria-expanded="true"] .icon-close{display:block}

/* Home hero — Option 2 cinematic night desert */
.hero{
  position:relative;min-height:860px;height:100vh;max-height:1000px;overflow:hidden;
  display:flex;align-items:center;justify-content:center;text-align:center;
  background:linear-gradient(180deg,#06080A 0%,#0B1110 30%,#142019 55%,#2A2219 76%,#5A2E1B 90%,#7A3A1E 100%);
}
.hero .stars{position:absolute;inset:0;width:100%;height:75%}
.hero .stars{
  -webkit-mask-image:radial-gradient(ellipse 36% 42% at 50% 52%,rgba(0,0,0,.15) 30%,#000 100%);
  mask-image:radial-gradient(ellipse 36% 42% at 50% 52%,rgba(0,0,0,.15) 30%,#000 100%);
}
.moon{
  position:absolute;right:12%;top:15%;width:90px;height:90px;border-radius:50%;
  background:radial-gradient(circle at 38% 38%,#F6EEDC,#D8CDB6 60%,#BDB29C);
  box-shadow:0 0 60px 20px rgba(246,238,220,.18),0 0 180px 60px rgba(246,238,220,.08);
}
.northstar{position:relative;width:64px;height:64px;margin:0 auto 22px;filter:drop-shadow(0 0 18px rgba(227,176,75,.75))}
.hero-inner{position:relative;z-index:3;max-width:860px;padding:0 24px;margin-top:-60px}
.hero h1{font-size:clamp(2.7rem,6.6vw,5.6rem);letter-spacing:-.015em}
.hero h1 .l2{background:linear-gradient(90deg,var(--gold),var(--copper));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.18rem;color:#CFC6B5;max-width:640px;margin:0 auto}
.founder{
  display:inline-flex;align-items:center;gap:14px;margin:30px 0 34px;padding:8px 18px 8px 8px;
  border:1px solid var(--line);border-radius:999px;background:rgba(18,20,18,.5);
  backdrop-filter:blur(6px);text-align:left;
}
.founder .avatar{
  width:44px;height:44px;border-radius:50%;background:var(--deep);color:var(--sand);
  display:grid;place-items:center;font-family:var(--font-serif);font-weight:600;
}
.founder b{display:block;font-size:.95rem;color:var(--paper)}
.founder span{font-size:.82rem;color:var(--mist)}
.hero .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.land{position:absolute;left:0;right:0;bottom:-1px;width:100%;height:300px;z-index:2}
.scroll{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:3;font-size:.7rem;letter-spacing:.3em;color:var(--mist)}

/* Inner page hero */
.page-hero{
  position:relative;overflow:hidden;padding:calc(var(--nav-h) + 72px) 0 72px;
  background:linear-gradient(180deg,#06080A 0%,#0C0E0D 55%,var(--charcoal) 100%);
  text-align:left;
}
.page-hero .stars{position:absolute;inset:0;width:100%;height:100%;opacity:.7;pointer-events:none}
.page-hero .wrap{position:relative;z-index:2;max-width:800px}
.page-hero h1{font-size:clamp(2.2rem,5vw,3.8rem)}
.page-hero .lead{font-size:1.12rem;color:#CFC6B5;max-width:640px}

/* Sections */
section{padding:110px 0}
.head{max-width:720px;margin-bottom:52px}
.head h2{font-size:clamp(2rem,4vw,3rem)}
.head p{color:var(--mist);font-size:1.06rem}

.about{background:var(--midnight);border-top:1px solid var(--line)}
.about .grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.about p{color:#C9C0AF;font-size:1.06rem;margin-bottom:1em}
.pillars{display:grid;gap:14px}
.pillar{
  border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;
  background:linear-gradient(180deg,rgba(255,255,255,.03),transparent);
}
.pillar h3{font-size:1.2rem;color:var(--gold);margin-bottom:.2em}
.pillar p{margin:0;font-size:.96rem;color:var(--mist)}

/* Work / topic card grids — auto-fit so a new vertical just wraps */
.cards,.work-grid,.sub-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:18px;
}
.sub-grid > *{max-width:560px;width:100%}
.card{
  background:var(--graphite);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:28px 24px;
  display:flex;flex-direction:column;gap:10px;
  position:relative;overflow:hidden;
  min-height:220px;
  text-decoration:none;
  color:inherit;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
a.card:hover,a.card:focus-visible{
  transform:translateY(-3px);
  border-color:var(--line-strong);
  box-shadow:0 16px 40px rgba(0,0,0,.28);
}
.card::before{
  content:"";position:absolute;inset:0 0 auto;height:3px;background:var(--accent,var(--emerald));
}
.card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;
  background:var(--accent,var(--emerald));opacity:.08;filter:blur(10px);pointer-events:none;
}
.card .ico{
  width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.05);
  display:grid;place-items:center;margin-bottom:6px;color:var(--accent,var(--jade));
}
.card .ico svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.card .meta{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.card .formal{font-size:.78rem;color:var(--mist);letter-spacing:.04em}
.card h3{font-size:1.3rem;margin:0}
.card p{margin:0;color:var(--mist);font-size:.95rem;flex:1}
.card .link{font-weight:600;font-size:.9rem;color:var(--copper);margin-top:4px}
.card.is-static{cursor:default}
.card.is-static:hover{transform:none;box-shadow:none}

/* Top-level Construction / Golf sections on the home page */
.chapter{background:var(--midnight);border-top:1px solid var(--line)}
.chapter + .chapter{border-top:1px solid var(--line)}
.chapter .head{margin-bottom:28px}
.work-band{background:var(--charcoal)}
.alt{background:var(--midnight)}
.labs-band{background:radial-gradient(1200px 500px at 80% 0%,rgba(62,154,110,.14),transparent),var(--charcoal)}

/* Research list */
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.chip{
  padding:8px 16px;border-radius:999px;border:1px solid var(--line);
  font-size:.85rem;color:var(--mist);background:transparent;cursor:pointer;
}
.chip:hover{border-color:var(--line-strong);color:var(--sand)}
.chip.on, .chip[aria-pressed="true"]{background:var(--sand);color:#121412;border-color:var(--sand)}
.report{
  background:var(--graphite);border:1px solid var(--line);border-radius:var(--r);
  padding:26px;display:flex;flex-direction:column;gap:10px;min-height:200px;
}
.report .meta{display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:var(--mist);gap:8px;flex-wrap:wrap}
.report h3{font-size:1.2rem;margin:6px 0 0}
.report p{margin:0;color:var(--mist);font-size:.93rem;flex:1}

/* Detail blocks on Work / Construction / Golf pages */
.detail{
  display:grid;grid-template-columns:auto 1fr;gap:20px;
  background:var(--graphite);border:1px solid var(--line);border-radius:var(--r);
  padding:28px 26px;align-items:start;
}
.detail + .detail{margin-top:18px}
.detail .ico{
  width:48px;height:48px;border-radius:12px;background:rgba(255,255,255,.05);
  display:grid;place-items:center;color:var(--accent,var(--jade));
}
.detail .ico svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.detail .kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px}
.detail h2,.detail h3{font-size:1.45rem;margin:0 0 .35em}
.detail .formal{font-size:.82rem;color:var(--mist)}
.detail p{color:var(--mist);margin:0}

/* Contact — no live form until Grant chooses an email */
.contact .box{
  background:radial-gradient(600px 300px at 90% 100%,rgba(217,119,63,.35),transparent),linear-gradient(135deg,#1B231F,#141815);
  border:1px solid var(--line);border-radius:28px;padding:64px;
  display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;
}
.contact .box h2{font-size:clamp(2rem,4vw,3rem)}
.contact .box p{color:var(--mist)}
.contact .soon-note{
  border:1px dashed var(--line-strong);border-radius:16px;padding:22px 24px;
  color:var(--mist);font-size:.95rem;background:rgba(14,17,15,.45);
}
.contact .soon-note strong{display:block;color:var(--paper);font-family:var(--font-serif);font-size:1.15rem;font-weight:600;margin-bottom:.35em}

/* Footer */
footer{padding:40px 0 50px;border-top:1px solid var(--line);font-size:.86rem;color:var(--mist)}
footer .wrap{display:grid;grid-template-columns:auto 1fr;gap:28px 40px;align-items:start}
footer .brand{font-size:1rem}
footer .brand img{width:26px;height:30px}
footer nav{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:16px}
footer nav a{text-decoration:none;color:var(--mist)}
footer nav a:hover{color:var(--sand)}
footer .legal{max-width:720px;font-size:.8rem;line-height:1.55;color:var(--mist)}
footer .copy{margin-top:10px}

/* 404 */
.lost{min-height:100vh;display:flex;align-items:center;padding:calc(var(--nav-h) + 40px) 0 80px;
  background:linear-gradient(180deg,#06080A 0%,#0C0E0D 60%,var(--charcoal) 100%);text-align:center}
.lost .wrap{max-width:640px}
.lost h1{font-size:clamp(2.4rem,6vw,4rem)}
.lost p{color:var(--mist);font-size:1.1rem;margin-bottom:28px}

/* Focus and a11y */
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
::selection{background:rgba(227,176,75,.35);color:var(--paper)}

@media (max-width:980px){
  .about .grid,.contact .box{grid-template-columns:1fr}
  footer .wrap{grid-template-columns:1fr}
}
@media (max-width:980px){
  .menu-toggle{display:inline-flex}
  .nav-links{
    display:none;position:absolute;left:0;right:0;top:var(--nav-h);
    background:rgba(12,14,13,.96);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 24px 20px;
  }
  header.nav.is-open .nav-links{display:flex}
  .nav-links a{padding:14px 0;border-bottom:1px solid var(--line);font-size:1.05rem}
  .hero{min-height:100svh;height:auto;padding:108px 0 200px}
  .hero-inner{margin-top:0}
  .moon{width:56px;height:56px;right:8%;top:12%}
  .land{height:190px}
  .hero .stars{
    -webkit-mask-image:radial-gradient(ellipse 70% 40% at 50% 55%,rgba(0,0,0,.15) 30%,#000 100%);
    mask-image:radial-gradient(ellipse 70% 40% at 50% 55%,rgba(0,0,0,.15) 30%,#000 100%);
  }
  section{padding:72px 0}
  .contact .box{padding:36px 24px}
  .scroll{display:none}
  .detail{grid-template-columns:1fr}
  .page-hero{padding:calc(var(--nav-h) + 48px) 0 56px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .btn,.card,header.nav{transition:none}
  .btn:hover,.card:hover,a.card:hover{transform:none}
}

.text-link{color:var(--copper);font-weight:600;text-decoration:none}
.text-link:hover{color:var(--gold)}
.more-link{margin-top:22px}

/* Live / status badges */
.badge-live{
  color:var(--jade);background:rgba(134,188,143,.10);
  border-color:rgba(134,188,143,.4);
}

/* Featured project card (Science model, etc.) */
.feature{
  display:grid;grid-template-columns:1.15fr .95fr;gap:0;
  background:var(--graphite);border:1px solid var(--line);
  border-radius:24px;overflow:hidden;align-items:stretch;
}
.feature .thumb{background:#07080b;min-height:280px;margin:0}
.feature .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.feature .body{padding:36px 32px;display:flex;flex-direction:column;justify-content:center;gap:12px}
.feature .body h3,.feature .body h2{font-size:clamp(1.35rem,2.4vw,1.85rem);margin:0}
.feature .body p{color:var(--mist);margin:0}
.feature .body .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}

/* Science model page — bar + full-width frame */
.science-page{padding-top:var(--nav-h)}
.science-bar{background:var(--midnight);border-bottom:1px solid var(--line);padding:28px 0}
.science-bar .wrap{display:flex;justify-content:space-between;align-items:center;gap:28px}
.science-bar h1{font-size:clamp(1.55rem,3vw,2.15rem);margin:0 0 .3em}
.science-bar p{color:var(--mist);margin:0;max-width:640px}
.science-frame,.embed-frame{height:calc(100vh - var(--nav-h) - 150px);min-height:620px;background:#07080b}
.science-frame iframe,.embed-frame iframe{width:100%;height:100%;border:0;display:block;background:#07080b}
.embed-wrap{margin-top:28px}

@media (max-width:760px){
  .feature{grid-template-columns:1fr}
  .feature .thumb{min-height:200px;max-height:260px}
  .feature .thumb img{max-height:260px}
  .feature .body{padding:24px}
  .science-bar .wrap{flex-direction:column;align-items:flex-start}
  .science-frame,.embed-frame{height:70vh;min-height:480px}
}

.detail + .feature{margin-top:18px}
.feature + .detail{margin-top:28px}

.sub-grid + .feature{margin-top:22px}
.feature + .embed-wrap{margin-top:28px}