/* morgantate.com: black field, Instrument Serif + Inter, founder green. Matches the f² newsletter brand. */
:root{
  --black:#000000; --white:#FFFFFF; --stone:#E1DFD9; --sand:#E0DAD2;
  --mute:#A3A19B; --line:rgba(224,218,210,.28); --green:#21823D; --green-hi:#2A9A4A;
  --serif:"Instrument Serif", "Iowan Old Style", Georgia, serif;
  --sans:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --measure:36rem; --wide:70rem;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:5rem;background:var(--black)}
body{margin:0;background:var(--black);color:var(--white);font:400 1.0625rem/1.65 var(--sans);
  text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:.2em}
a:hover{color:var(--sand)}
:focus-visible{outline:2px solid var(--green-hi);outline-offset:3px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{max-width:var(--wide);margin:0 auto;padding:0 1.5rem}
em{font-style:italic}

/* header */
.site-head{border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;background:rgba(0,0,0,.92);
  backdrop-filter:saturate(1.2) blur(8px)}
.site-head .wrap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1.5rem;padding-block:.85rem}
.mark{font:400 1.65rem/1 var(--serif);text-decoration:none;letter-spacing:-.005em;justify-self:start}
.nav{display:flex;align-items:center;font-size:.9rem}
.nav a{text-decoration:none;padding:0 .9rem;border-left:1px solid var(--line)}
.nav a:first-child{border-left:0}
.nav a[aria-current="page"]{text-decoration:underline}
.head-cta{justify-self:end}

/* buttons */
.btn{font:500 .95rem/1 var(--sans);padding:.8rem 1.15rem;border:1px solid var(--green);background:var(--green);
  color:var(--white);border-radius:6px;cursor:pointer;text-decoration:none;display:inline-block;white-space:nowrap}
.btn:hover{background:var(--green-hi);border-color:var(--green-hi);color:var(--white)}
.btn.sm{padding:.55rem .85rem;font-size:.875rem}
.btn.ghost{background:transparent;border-color:var(--sand);color:var(--white)}
.btn.ghost:hover{background:var(--white);border-color:var(--white);color:var(--black)}

/* hero */
.hero{padding:clamp(4rem,10vw,7.5rem) 0 clamp(3.5rem,8vw,5.5rem);text-align:center;border-bottom:1px solid var(--line)}
.hero h1{font:400 clamp(3rem,7.2vw,6rem)/1 var(--serif);margin:0 auto 1.4rem;max-width:16ch;letter-spacing:-.015em;text-wrap:balance}
.hero .lede{max-width:34rem;margin:0 auto 2rem;font-size:1.125rem;color:var(--white)}
.hero .lede u{text-decoration-thickness:1px;text-underline-offset:.2em}
.hero .signup{margin-inline:auto}
.hero .fine{font-style:italic}
.hero.left{text-align:left}
.hero.left h1,.hero.left .lede,.hero.left .signup{margin-left:0}
.fine{font-size:.875rem;color:var(--mute);margin:1rem 0 0}

/* signup: one white pill with the button inside, as on the newsletter */
.signup{display:flex;align-items:center;gap:.35rem;max-width:27rem;background:var(--white);border-radius:8px;padding:.3rem}
.signup input{flex:1 1 auto;min-width:0;font:inherit;font-size:1rem;padding:.65rem .8rem;border:0;background:transparent;color:var(--black)}
.signup input::placeholder{color:#7A7872}
.signup input:focus{outline:none}
.signup:focus-within{box-shadow:0 0 0 2px var(--green-hi)}

/* sections */
section{padding:clamp(3.5rem,8vw,6rem) 0}
section + section{border-top:1px solid var(--line)}
h2{font:400 clamp(2.5rem,5vw,3.5rem)/1 var(--serif);margin:0 0 2rem;letter-spacing:-.01em;
  text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:.14em}
h3{font:400 clamp(1.6rem,2.6vw,2rem)/1.1 var(--serif);margin:0 0 .55rem}
.split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(2rem,6vw,5rem);align-items:center}
.prose{max-width:var(--measure)}
.prose p{margin:0 0 1em}
.portrait{width:min(100%,19rem);height:auto;aspect-ratio:1;object-fit:cover;border-radius:50%;justify-self:center}

/* writing: the black line-art covers sit flush on the black page */
.posts{list-style:none;margin:0;padding:0}
.post a{display:grid;grid-template-columns:minmax(0,15rem) minmax(0,1fr);gap:clamp(1.25rem,3vw,2.25rem);padding:1.6rem 0;
  border-bottom:1px solid var(--line);text-decoration:none;align-items:center}
.post:first-child a{padding-top:0}
.post img{aspect-ratio:16/9;object-fit:cover;width:100%;background:#000;border-radius:6px;border:1px solid var(--line)}
.post .t{font:400 clamp(1.55rem,2.6vw,2.05rem)/1.08 var(--serif);display:block;margin-bottom:.45rem}
.post a:hover .t{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.15em}
.post .s{display:block;color:var(--sand);font-size:.95rem;line-height:1.55;max-width:var(--measure)}
.post .m{display:block;font-size:.8rem;color:var(--mute);margin-top:.5rem}
.more{margin-top:2.25rem}

/* free resources */
.offers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1.25rem,3vw,2rem)}
.offer{border:1px solid var(--line);border-radius:10px;padding:clamp(1.5rem,3vw,2.25rem)}
.offer p{margin:0 0 1.5rem;color:var(--sand)}

/* ventures */
.venture-lead{border:1px solid var(--sand);border-radius:10px;padding:clamp(1.5rem,3.5vw,2.5rem);margin-bottom:2.25rem}
.venture-lead h3{font-style:italic;font-size:clamp(2rem,3.4vw,2.6rem)}
.venture-lead p{margin:0 0 1.4rem;color:var(--sand)}
.venture-lead .btn{white-space:normal;line-height:1.35;text-align:left}
.ventures{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem 3rem;padding:0 1rem}
.ventures h3{font-style:italic;font-size:1.65rem;margin-bottom:.3rem}
.ventures p{margin:0;font-size:.95rem;color:var(--sand)}
.ventures p a{color:var(--white)}

/* founder fitness */
.creed{font:400 italic clamp(1.9rem,3.4vw,2.6rem)/1.15 var(--serif);margin:0 0 1rem}

/* stone card: the one light surface, as on the original site */
.card{background:var(--stone);color:var(--black);border-radius:12px;padding:clamp(2rem,5vw,3.5rem);margin:0 1rem clamp(2.5rem,5vw,4rem)}
.card h2{color:var(--black);text-decoration:none;font-size:clamp(2rem,3.8vw,2.85rem);line-height:1.12;max-width:22ch;margin-bottom:1.5rem}
.card .signup{border:1px solid #C9C6BE}
.card .fine{color:#5E5C57}
.card a:hover{color:var(--green)}

/* footer */
.site-foot{border-top:1px solid var(--line);padding:2rem 0 2.5rem;font-size:.875rem;color:var(--mute)}
.site-foot .wrap{display:flex;justify-content:space-between;align-items:center;gap:1.25rem;flex-wrap:wrap}
.foot-mark{display:flex;align-items:center;gap:.75rem}
.foot-mark img{width:30px;height:30px;border-radius:4px}
.social{display:flex;gap:1.1rem;flex-wrap:wrap}
.social a{text-decoration:none}
.social a:hover{text-decoration:underline}

/* 7-day challenge */
.daynav{position:sticky;top:3.6rem;z-index:5;background:var(--black);border-bottom:1px solid var(--line)}
.daynav ol{list-style:none;margin:0 auto;padding:.7rem 1.5rem;display:flex;gap:.45rem;max-width:var(--wide);overflow-x:auto;align-items:center}
.daynav .lbl{font-size:.85rem;color:var(--mute);margin-right:.4rem;white-space:nowrap}
.daynav a{display:inline-grid;place-items:center;width:2.4rem;height:2.4rem;font:400 1.35rem/1 var(--serif);
  text-decoration:none;border:1px solid var(--line);border-radius:50%}
.daynav a:hover{border-color:var(--green-hi);background:var(--green);color:var(--white)}
.day{display:grid;grid-template-columns:minmax(0,7rem) minmax(0,1fr);gap:clamp(1rem,4vw,3rem)}
.day .num{font:400 italic clamp(5rem,11vw,8.5rem)/.8 var(--serif);color:var(--sand)}
.day h2{margin-bottom:.7rem;text-decoration:none}
.day .hook{font-size:1.15rem;color:var(--sand);margin:0 0 1.75rem;max-width:var(--measure)}
.task{border:1px solid var(--line);border-radius:10px;padding:1.4rem 1.5rem;margin:1.5rem 0;max-width:40rem}
.task h3{font-size:1.55rem}
.task.fit{border-color:var(--green)}
.task.fit h3::before{content:"";display:inline-block;width:.5rem;height:.5rem;border-radius:50%;background:var(--green-hi);margin:0 .6rem .25rem 0}
.task p{margin:.4rem 0}
.task ol,.task ul,.prose ol,.prose ul{padding-left:1.2rem;margin:.4rem 0 .8rem}
.task li{margin:.15rem 0}
.lesson{font:400 italic 1.4rem/1.3 var(--serif);color:var(--white)}

.ready{margin-top:1rem}

@media (max-width:820px){
  .site-head .wrap{grid-template-columns:1fr auto}
  .nav{grid-column:1/-1;grid-row:2;justify-content:flex-start;overflow-x:auto;margin:0 -.9rem}
  .split,.offers,.ventures,.day{grid-template-columns:1fr}
  .split .portrait{order:-1;justify-self:start;width:12rem}
  .post a{grid-template-columns:minmax(0,7.5rem) minmax(0,1fr);gap:1rem;align-items:start}
  .ventures{padding:0}
  .card{margin-inline:0;border-radius:10px}
  .daynav{top:6.2rem}
  .day .num{font-size:4.5rem}
}
@media (prefers-reduced-motion:no-preference){
  .hero h1{animation:rise .8s cubic-bezier(.2,.7,.2,1) both}
  @keyframes rise{from{opacity:0;transform:translateY(.2em)}to{opacity:1;transform:none}}
}

.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.signup[aria-busy=true] .btn{opacity:.6;pointer-events:none}
[hidden]{display:none!important}