/* Emochi site: tokens and shared components. Source of truth is the app's
   DESIGN.md and src/constants/design-tokens.js. Light mode only. */

@font-face{font-family:"Manrope";font-weight:400;font-style:normal;font-display:swap;src:url(fonts/manrope-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-weight:500;font-style:normal;font-display:swap;src:url(fonts/manrope-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-weight:600;font-style:normal;font-display:swap;src:url(fonts/manrope-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-weight:700;font-style:normal;font-display:swap;src:url(fonts/manrope-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Source Serif Pro";font-weight:400;font-style:normal;font-display:swap;src:url(fonts/source-serif-pro-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Source Serif Pro";font-weight:700;font-style:normal;font-display:swap;src:url(fonts/source-serif-pro-latin-700-normal.woff2) format("woff2")}

:root{
  /* theme */
  --bg:#f0ede7;
  --surface:#ffffff;
  --surface-alt:#f5f4ed;
  --fg:#333435;
  /* app text-secondary #6a7b87 is 3.7:1 on the canvas; this 72% mix toward ink passes AA for small text */
  --muted:#5b6770;
  --text-secondary:#6a7b87;
  --faint:#a9afb3;
  --border:#e5e5e5;
  --accent:#ED9B63;
  --brand-teal:#4ECDC4;
  --on-primary:#f0ede7;

  /* type */
  --sans:"Manrope",system-ui,-apple-system,"Segoe UI","Helvetica Neue",Arial,sans-serif;
  --serif:"Source Serif Pro",Georgia,"Times New Roman",serif;

  /* radius */
  --r-lg:12px;
  --r-xl:16px;
  --r-card:24px;
  --r-pill:9999px;

  /* elevation: flat and calm; cta is the hard drop under the main button */
  --shadow-xs:0 1px 1px rgba(0,0,0,.05);
  --shadow-sm:0 1px 2px rgba(0,0,0,.05);
  --shadow-cta:0 3px 0 rgba(0,0,0,.25);
  --ring:0 0 0 3px color-mix(in srgb,#333435 28%,transparent);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--fg);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{font-family:var(--serif);font-weight:700;letter-spacing:-0.01em}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* small uppercase section label */
.kick{
  font-size:12px;font-weight:700;color:var(--muted);
  text-transform:uppercase;letter-spacing:1px;margin-bottom:10px
}

/* ---------- nav ---------- */
header.nav{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,#f0ede7 82%,transparent);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.nav-left{display:flex;align-items:center;gap:14px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:700;font-size:20px;border-radius:var(--r-lg)}
.brand img{width:30px;height:30px;border-radius:8px;display:block;box-shadow:var(--shadow-xs)}
.brand:focus-visible,.back-link:focus-visible{outline:none;box-shadow:var(--ring)}
.back-link{font-size:13px;color:var(--muted);font-weight:500;border-radius:var(--r-lg);transition:color .18s ease}
.back-link:hover{color:var(--fg)}

/* ---------- buttons ---------- */
/* primary: dark pill, serif label, hard drop */
.btn,.btn-store{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--fg);color:var(--on-primary);
  border-radius:var(--r-pill);box-shadow:var(--shadow-cta);
  font-family:var(--serif);font-weight:700;letter-spacing:.04em;
  min-height:44px;padding:12px 26px;line-height:1.1;
  transition:opacity .18s ease,transform .12s ease,box-shadow .12s ease;
}
.btn:hover,.btn-store:hover{opacity:.92}
.btn:active,.btn-store:active{transform:translateY(2px);box-shadow:0 1px 0 rgba(0,0,0,.25)}
.btn:focus-visible,.btn-store:focus-visible{outline:none;box-shadow:var(--shadow-cta),var(--ring)}
.btn{font-size:16px}
.btn-store svg{width:22px;height:22px;flex:none;fill:var(--on-primary)}
.btn-store span{text-align:left}
.btn-store small{display:block;font-family:var(--sans);font-weight:500;font-size:11px;opacity:.75;letter-spacing:.02em}
.btn-store b{display:block;font-size:17px;font-weight:700}
.nav .btn{font-size:14px;min-height:36px;padding:8px 18px}

/* ---------- surfaces ---------- */
.card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--shadow-sm)
}

/* store button row */
.store-row{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- long-form pages (blog, science, legal) ---------- */
.page-inner{max-width:62ch;margin:0 auto}
.page-inner h1{
  font-size:clamp(30px,4.6vw,44px);line-height:1.1;text-wrap:balance;margin-bottom:18px
}
.page-inner .lead{
  font-size:clamp(17px,2vw,19px);color:var(--muted);
  margin-bottom:44px;text-wrap:pretty;line-height:1.6
}
.finding{padding:28px 0;border-top:1px solid var(--border)}
.finding:last-of-type{padding-bottom:0}
.finding h2{font-size:clamp(20px,2.2vw,24px);line-height:1.2;text-wrap:balance;margin-bottom:13px}
.finding p{font-size:16px;color:var(--muted);line-height:1.7;text-wrap:pretty}
.finding cite{display:block;margin-top:14px;font-size:13px;color:var(--muted);font-style:italic}
.disclaimer{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--border);
  font-size:13px;color:var(--muted);font-style:italic;max-width:52ch;line-height:1.65
}

/* ---------- footer ---------- */
footer.site{border-top:1px solid var(--border);padding:30px 0}
.foot-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a{border-radius:var(--r-lg);transition:color .18s ease}
.foot-links a:hover{color:var(--fg)}
.foot-links a:focus-visible{outline:none;box-shadow:var(--ring);color:var(--fg)}

@media(max-width:520px){
  .wrap{padding:0 18px}
  .back-link{display:none}
  .foot-inner{justify-content:center;text-align:center}
  .foot-links{justify-content:center}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}