:root{
  --bg:#0A0A0A;
  --bg-sheen:radial-gradient(1200px 600px at 50% -10%,rgba(255,255,255,.06),transparent 60%);
  --surface:#121212;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.22);
  --text:#F5F2EC;
  --text-muted:rgba(245,242,236,.62);
  --accent:#F5F2EC;
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --pad:24px;
  --section:clamp(96px,14vw,200px);
}
@media(min-width:768px){:root{--pad:48px}}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);background-image:var(--bg-sheen);background-attachment:fixed;background-repeat:no-repeat;color:var(--text);font:300 17px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
@media(min-width:768px){body{font-size:18px}}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,p{margin:0}
:focus-visible{outline:1px solid var(--accent);outline-offset:4px}
.skip{position:absolute;left:var(--pad);top:-100px;background:var(--text);color:var(--bg);padding:10px 16px;z-index:100;font-size:14px}
.skip:focus{top:12px}
.wrap{max-width:1200px;margin:0 auto;padding:0 var(--pad)}
.section{padding:var(--section) 0}
.label{font:400 12px/1.4 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted);margin-bottom:28px}
.serif,h1,h2,h3{font-family:var(--serif);font-weight:300;letter-spacing:-.01em;line-height:1.05}
h1{font-size:clamp(40px,6vw,88px)}
h2{font-size:clamp(28px,3.5vw,48px);font-weight:400}
.muted{color:var(--text-muted)}
.narrow{max-width:720px}
em{font-style:italic}

/* wordmark */
.wordmark{font-family:var(--serif);font-weight:400;letter-spacing:.18em;text-transform:uppercase;white-space:nowrap}

/* links + buttons */
.link{position:relative;display:inline-block;padding-bottom:4px}
.link::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;background:currentColor;transform:scaleX(.35);transform-origin:left;transition:transform 200ms ease}
.link:hover::after,.link:focus-visible::after{transform:scaleX(1)}
.btn{display:inline-block;border:1px solid var(--accent);border-radius:2px;padding:14px 28px;font:400 13px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;background:transparent;color:var(--accent);cursor:pointer;transition:background 200ms ease,color 200ms ease}
.btn:hover,.btn:focus-visible{background:var(--accent);color:var(--bg)}

/* nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;border-bottom:1px solid transparent;transition:border-color 200ms ease,background 200ms ease}
.nav.scrolled{border-color:var(--line);background:rgba(10,10,10,.85);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav .wordmark{font-size:20px}
.nav ul{display:none;list-style:none;margin:0;padding:0;gap:40px}
.nav ul a{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);transition:color 200ms ease}
.nav ul a:hover,.nav ul a[aria-current]{color:var(--text)}
.menu-btn{background:none;border:0;color:var(--text);font:400 13px var(--sans);letter-spacing:.14em;text-transform:uppercase;cursor:pointer;padding:8px 0}
@media(min-width:768px){.nav ul{display:flex}.menu-btn{display:none}}
.overlay{position:fixed;inset:0;z-index:60;background:var(--bg);display:flex;flex-direction:column;padding:0 var(--pad);opacity:0;visibility:hidden;transition:opacity 300ms ease,visibility 300ms}
.overlay.open{opacity:1;visibility:visible}
.overlay .top{display:flex;justify-content:space-between;align-items:center;height:72px}
.overlay .wordmark{font-size:20px}
.overlay ul{list-style:none;margin:auto 0;padding:0}
.overlay li{margin:0 0 20px}
.overlay li a{font:300 clamp(44px,13vw,72px)/1.1 var(--serif)}
@media(min-width:768px){.overlay{display:none}}

/* hero */
.hero{min-height:100vh;min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:120px var(--pad) 96px}
.hero .wordmark{font-size:clamp(56px,11vw,168px);line-height:1;margin:0 0 32px;font-weight:400}
.hero p.tag{color:var(--text-muted);font-weight:300;margin-bottom:48px}
.hero .label{margin-bottom:32px}

/* principles */
.principles{list-style:none;margin:72px 0 0;padding:0;border-top:1px solid var(--line)}
.principles li{display:grid;gap:8px;padding:32px 0;border-bottom:1px solid var(--line)}
.principles strong{font:400 12px var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted)}
.principles span{font:300 clamp(24px,2.6vw,36px)/1.25 var(--serif)}
@media(min-width:768px){.principles li{grid-template-columns:200px 1fr;align-items:baseline;gap:40px}}

/* page head */
.page-head{padding:clamp(140px,18vw,240px) 0 0}
.page-head p.sub{color:var(--text-muted);margin-top:24px;max-width:560px}

/* flip cards */
.cards{display:grid;gap:24px;grid-template-columns:1fr;padding-top:clamp(56px,7vw,96px)}
@media(min-width:900px){.cards{grid-template-columns:repeat(3,1fr)}}
.flip{position:relative;height:460px;perspective:1600px}
.flip-inner{position:absolute;inset:0;transform-style:preserve-3d;transition:transform 700ms cubic-bezier(.2,.7,.2,1)}
.flip.is-flipped .flip-inner{transform:rotateY(180deg)}
.face{position:absolute;inset:0;background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:28px;display:flex;flex-direction:column;-webkit-backface-visibility:hidden;backface-visibility:hidden;transition:border-color 200ms ease,transform 200ms ease}
.front{width:100%;text-align:left;color:inherit;font:inherit;cursor:pointer}
.flip:not(.is-flipped) .front:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.back{transform:rotateY(180deg)}
.num{font:400 12px var(--sans);letter-spacing:.2em;color:var(--text-muted)}
.front .name{margin-top:auto;font:300 clamp(34px,3.4vw,46px)/1.05 var(--serif);letter-spacing:-.01em}
.front .desc{color:var(--text-muted);font-size:15px;margin-top:10px;line-height:1.5}
.front .hint{margin-top:28px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted)}
.back h3{font-size:30px;margin:20px 0 16px}
.back p{font-size:15.5px;color:var(--text-muted);line-height:1.65}
.back .links{margin-top:auto;display:grid;gap:10px;font-size:15px}
.back .links a{width:max-content;max-width:100%;overflow-wrap:anywhere}
.back-top{display:flex;justify-content:space-between;align-items:center}
.flip-back{background:none;border:0;color:var(--text-muted);font-size:20px;line-height:1;cursor:pointer;padding:4px 8px;margin:-4px -8px}
.flip-back:hover{color:var(--text)}
.back[inert]{visibility:hidden}
.flip:not(.is-flipped) .back{visibility:hidden;transition:visibility 0s 350ms}
.flip.is-flipped .front{visibility:hidden;transition:visibility 0s 350ms}
@media(prefers-reduced-motion:reduce){
  .flip-inner{transform:none!important;transition:none}
  .face{transition:opacity 300ms ease}
  .back{transform:none;opacity:0}
  .flip.is-flipped .back{opacity:1}
  .flip.is-flipped .front{opacity:0}
}

/* founder */
.founder{display:grid;gap:48px;padding-top:clamp(120px,14vw,200px)}
@media(min-width:900px){.founder{grid-template-columns:5fr 6fr;gap:96px;align-items:center}}
.founder img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:4px;filter:grayscale(100%) contrast(1.05)}
.founder h1{margin-bottom:16px}
.role{color:var(--text-muted);margin-bottom:48px}
.quote{border-left:1px solid var(--accent);padding-left:24px;font:italic 300 clamp(26px,3vw,40px)/1.2 var(--serif);margin-bottom:32px}
.book h2{margin-bottom:20px}
.book p{color:var(--text-muted);margin-bottom:40px;max-width:520px}

/* contact form */
.form{display:grid;gap:28px;margin-top:56px;max-width:560px}
.form label{display:block;font:400 12px var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted)}
.form input,.form textarea{width:100%;background:transparent;border:0;border-bottom:1px solid var(--line-strong);border-radius:0;color:var(--text);font:300 17px var(--sans);padding:10px 0;resize:vertical;transition:border-color 200ms ease}
.form input:focus,.form textarea:focus{outline:0;border-color:var(--accent)}
.form .btn{justify-self:start}
.form-status{font-size:15px;color:var(--text-muted);min-height:1.6em}

/* footer */
.footer{border-top:1px solid var(--line);padding:clamp(64px,8vw,112px) 0 40px}
.footer .cols{display:grid;gap:48px}
@media(min-width:768px){.footer .cols{grid-template-columns:1.4fr 1fr 1fr}}
.footer .wordmark{font-size:22px;margin-bottom:14px}
.footer h2{font:400 12px var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted);margin-bottom:16px}
.footer p,.footer address{font-style:normal;font-size:16px;color:var(--text-muted)}
.footer .bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px;margin-top:72px;padding-top:28px;border-top:1px solid var(--line);font-size:14px;color:var(--text-muted)}
.footer .bottom a:hover{color:var(--text)}

/* legal */
.legal{padding-top:clamp(140px,18vw,220px)}
.legal .narrow>*+*{margin-top:1.1em}
.legal h2{font-size:clamp(24px,2.4vw,32px);margin-top:2.2em}
.legal p,.legal li{color:var(--text-muted)}
.legal ul{padding-left:1.2em}
.legal a{color:var(--text);text-decoration:underline;text-underline-offset:3px}

/* reveal */
.js .reveal{opacity:0;transform:translateY(12px);transition:opacity 600ms ease,transform 600ms ease}
.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .reveal{opacity:1;transform:none;transition:none}}

/* hint wording by input type */
.h-tap{display:inline}.h-click{display:none}
@media(hover:hover){.h-tap{display:none}.h-click{display:inline}}