/* The BRAIN Protocol — brainprotocol.co
   Palette: workbook title ink + channel teal/orange/cream. Type: Lato + Charis SIL (the workbook's pairing). */
:root{
  --navy:#203040; --teal:#245565; --orange:#D35628; --cream:#FAF7F2;
  --aqua:#DDF0F2; --soft:#5A6B7A; --line:#E7DFD3; --paper:#FFFFFF;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Charis SIL',Georgia,'Times New Roman',serif;
  background:var(--cream);color:var(--navy);
  line-height:1.65;font-size:17.5px;-webkit-font-smoothing:antialiased;
}
.sans{font-family:'Lato','Segoe UI',-apple-system,sans-serif}
.container{max-width:1040px;margin:0 auto;padding:0 22px}
img{max-width:100%;display:block}
a{color:var(--teal)}

/* skip link */
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:#fff;padding:8px 14px;border-radius:8px;z-index:50}
.skip:focus{left:12px}

/* nav */
.nav{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.wordmark{font-family:'Lato',sans-serif;font-weight:900;letter-spacing:.04em;color:var(--teal);text-decoration:none;font-size:.95rem}
.wordmark span{color:var(--orange)}
.nav-links{display:flex;gap:22px;align-items:center;font-family:'Lato',sans-serif;font-weight:700;font-size:.9rem}
.nav-links a{color:var(--navy);text-decoration:none}
.nav-links a.hot{color:var(--orange)}
@media (max-width:560px){ .nav-links a:not(.hot){display:none} }

/* masthead on the motif band */
.masthead{
  background:
    linear-gradient(rgba(250,247,242,.5), rgba(250,247,242,.68), var(--cream)),
    url('/assets/motif-header.jpg') center 35% / cover no-repeat;
  text-align:center;padding:72px 22px 34px;border-bottom:1px solid var(--line);
}
.masthead.sub{background-image:
    linear-gradient(rgba(250,247,242,.55), rgba(250,247,242,.72), var(--cream)),
    url('/assets/motif-header.jpg')}
.pill{
  display:inline-block;margin-bottom:18px;font-family:'Lato',sans-serif;font-weight:700;
  font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;
  background:var(--teal);color:#fff;padding:8px 16px;border-radius:999px;
  box-shadow:0 1px 4px rgba(32,48,64,.18);
}
.masthead h1{
  font-family:'Lato',sans-serif;font-weight:900;color:var(--navy);
  font-size:clamp(2.7rem,9.5vw,4.3rem);line-height:1.04;letter-spacing:-.012em;
  text-shadow:0 1px 0 rgba(250,247,242,.9);
}
.masthead h1 .alt{color:var(--teal)}
.accent{width:64px;height:5px;background:var(--orange);border-radius:3px;margin:20px auto}
.tagline{font-style:italic;color:var(--soft);font-size:1.14rem;max-width:32em;margin:0 auto}

/* owner strip */
.strip{background:var(--teal);color:#fff}
.strip-inner{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;justify-content:space-between;padding:14px 22px;font-family:'Lato',sans-serif}
.strip strong{font-weight:900}
.strip a{color:#fff;font-weight:700;text-decoration:none;white-space:nowrap;border-bottom:2px solid rgba(255,255,255,.55)}
.strip .lite{font-family:'Charis SIL',serif;font-style:italic;opacity:.92}

/* sections */
.section{padding:64px 0}
.section.alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{font-family:'Lato',sans-serif;font-weight:700;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin-bottom:10px}
h2{font-family:'Lato',sans-serif;font-weight:900;color:var(--navy);font-size:clamp(1.7rem,4vw,2.3rem);line-height:1.15;letter-spacing:-.01em;margin-bottom:14px}
h3{font-family:'Lato',sans-serif;font-weight:700;color:var(--navy);font-size:1.15rem;margin-bottom:6px}
p{margin-bottom:14px}
.lead{font-size:1.12rem;color:var(--soft)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media (max-width:820px){ .grid-2{grid-template-columns:1fr;gap:30px} .grid-3{grid-template-columns:1fr} .grid-4{grid-template-columns:1fr 1fr} }
@media (max-width:480px){ .grid-4{grid-template-columns:1fr} }

/* book block */
.cover{max-width:340px;width:100%;height:auto;margin:0 auto;box-shadow:0 18px 40px rgba(32,48,64,.22),0 2px 8px rgba(32,48,64,.12);border-radius:6px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.btn{
  display:inline-block;text-decoration:none;text-align:center;
  font-family:'Lato',sans-serif;font-weight:700;font-size:1.04rem;
  padding:15px 24px;border-radius:11px;border:1.5px solid transparent;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 2px 8px rgba(211,86,40,.28)}
.btn-secondary{background:var(--paper);color:var(--teal);border-color:var(--teal)}
.btn-block{display:block;width:100%}
.btn:active{transform:translateY(1px)}
.fine{font-size:.88rem;color:var(--soft)}

/* cards */
.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:26px 24px;box-shadow:0 2px 10px rgba(32,48,64,.05)}
.card .num{font-family:'Lato',sans-serif;font-weight:900;color:var(--orange);font-size:.85rem;letter-spacing:.1em;margin-bottom:8px}
.tick{
  flex:0 0 28px;height:28px;border-radius:8px;background:var(--aqua);color:var(--teal);
  display:flex;align-items:center;justify-content:center;
  font-family:'Lato',sans-serif;font-weight:900;font-size:.95rem;margin-top:2px;
}
.row{display:flex;gap:14px;margin-bottom:16px}
.row p{margin:0}
.module{display:flex;gap:12px;align-items:flex-start;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px 16px}
.module h3{font-size:1rem;margin-bottom:2px}
.module p{font-size:.94rem;color:var(--soft);margin:0}

/* gallery */
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.gallery img{width:100%;height:auto;aspect-ratio:7/10;object-fit:cover;align-self:start;border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 24px rgba(32,48,64,.12);background:#fff}
@media (max-width:560px){ .gallery{grid-template-columns:1fr} }

/* callout */
.note{border-left:4px solid var(--teal);background:var(--paper);border-radius:0 12px 12px 0;padding:16px 20px;margin:22px 0}
.note .lead{font-family:'Lato',sans-serif;font-weight:700;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);display:block;margin-bottom:6px}
.note p{margin:0;font-size:.98rem}
.soon{
  display:inline-block;vertical-align:middle;margin-left:10px;position:relative;top:-3px;
  font-family:'Lato',sans-serif;font-weight:700;font-size:.66rem;letter-spacing:.09em;text-transform:uppercase;
  color:var(--orange);border:1.5px solid var(--orange);padding:3px 10px;border-radius:999px;
}
blockquote{font-size:1.25rem;font-style:italic;color:var(--navy);border-left:4px solid var(--orange);padding-left:18px;margin:18px 0 20px}

/* cta band */
.cta{background:var(--navy);color:#fff;text-align:center;padding:56px 22px}
.cta h2{color:#fff}
.cta p{color:rgba(255,255,255,.82)}

/* footer */
footer{padding:34px 22px 40px;font-size:.88rem;color:var(--soft);border-top:1px solid var(--line)}
.foot-inner{max-width:1040px;margin:0 auto;display:flex;flex-wrap:wrap;gap:14px 30px;justify-content:space-between;align-items:flex-start}
footer .who{font-family:'Lato',sans-serif;font-weight:900;color:var(--navy)}
footer .links a{margin-right:18px;font-family:'Lato',sans-serif;font-weight:700;text-decoration:none}
footer .disc{max-width:60ch;margin-top:10px}
.kit-embed{margin:22px 0 4px;min-height:60px}

/* launch additions (Oct 2026) */
.now{display:table;margin:22px auto 0;font-family:'Lato',sans-serif;font-weight:700;text-transform:uppercase;color:var(--orange);border:1.5px solid var(--orange);padding:5px 14px;border-radius:999px;font-size:.72rem;letter-spacing:.12em;line-height:1.4}
.narrow{max-width:760px}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn:hover{filter:brightness(1.06)}
a:focus-visible,.btn:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:6px}
.cta a:focus-visible{outline-color:#fff}
a .cover{transition:transform .18s ease}
a:hover .cover{transform:translateY(-3px)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto} a .cover{transition:none} a:hover .cover{transform:none}}
section[id]{scroll-margin-top:70px}