/* Chorana's look, laid over chorana.css (which still holds every page's layout and the games).
   Black and white like the logo: white paper, near-black ink, hairline borders, one typeface (Geist),
   flat buttons, sentence case. Dark mode (html.ch-dark) is the same page inverted. */
:root{
  --desk:#ffffff; --case:#f6f6f7; --cap:#ffffff; --cap-edge:#e3e3e6; --cap-line:#ececee; --field:#fbfbfb;
  --ink:#0b0b0c; --mute:#6b6b74; --faint:#9c9ca5; --bad:#d92d20;
  --blue:#0b0b0c; --buy:#0b0b0c; --buy-edge:#0b0b0c;   /* the accent is the ink: one black for every call to action */
  --on-ink:#ffffff;                                     /* text on a black button */
  --hi:transparent; --sheen:transparent;
  --font:'Geist','Inter',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --mono:'Geist Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --r-sm:6px; --r:10px; --r-lg:16px; --r-xl:24px;
  --shadow-sm:0 1px 2px rgba(10,10,12,.05);
  --shadow:0 1px 2px rgba(10,10,12,.04),0 8px 24px -8px rgba(10,10,12,.10);
  --shadow-lg:0 2px 4px rgba(10,10,12,.04),0 24px 60px -16px rgba(10,10,12,.18);
  --maxw:1200px;
}
:root.ch-dark{
  --desk:#0a0a0b; --case:#111113; --cap:#141416; --cap-edge:#2a2a2e; --cap-line:#1f1f23; --field:#101012;
  --ink:#f4f4f5; --mute:#a0a0aa; --faint:#6e6e78; --bad:#ff5a4e;
  --blue:#f4f4f5; --buy:#f4f4f5; --buy-edge:#f4f4f5; --on-ink:#0a0a0b;
  --hi:transparent; --sheen:transparent;
  --shadow-sm:0 0 0 1px rgba(255,255,255,.04);
  --shadow:0 0 0 1px rgba(255,255,255,.05),0 8px 24px -8px rgba(0,0,0,.6);
  --shadow-lg:0 0 0 1px rgba(255,255,255,.06),0 24px 60px -16px rgba(0,0,0,.7);
}

/* ---- type ---- */
body{text-transform:none;font-family:var(--font);font-size:16px;line-height:1.55;letter-spacing:-.006em;font-variant-numeric:normal;
  font-feature-settings:'ss01','cv11';text-rendering:optimizeLegibility}
h1,h2,h3{letter-spacing:-.035em;font-weight:600;text-wrap:balance}
::selection{background:var(--ink);color:var(--desk)}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}
html{scrollbar-color:var(--cap-edge) var(--desk)}
::-webkit-scrollbar-thumb{background:var(--cap-edge);border:4px solid var(--desk);border-radius:8px;box-shadow:none}

/* ---- the page ---- */
.wrap{max-width:var(--maxw);padding-block:0 0;padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px))}

/* ---- the header: sticky, frosted, the logo left and the links right ---- */
/* the frosted strip is a layer behind the header, the full width of the window: nothing is clipped, so the phone
   menu can drop out from under it */
.wrap > header{position:sticky;top:0;z-index:60;height:64px;margin:0 0 var(--s5);flex-wrap:nowrap}
.wrap > header::before{content:'';position:absolute;z-index:-1;top:0;bottom:0;left:50%;width:100vw;transform:translateX(-50%);pointer-events:none;
  background:color-mix(in srgb,var(--desk) 82%,transparent);-webkit-backdrop-filter:saturate(1.6) blur(14px);backdrop-filter:saturate(1.6) blur(14px);
  border-bottom:1px solid transparent;transition:border-color .2s}
html.scrolled .wrap > header::before{border-bottom-color:var(--cap-line)}
.brand,.brand:hover{height:auto;transform:none;gap:10px;font-size:23px;font-weight:700;letter-spacing:-.01em;text-transform:lowercase}
.brand::before,.brand:hover::before{width:22px;height:26px;border:0;border-radius:0;box-shadow:none;align-self:center;background:currentColor;
  -webkit-mask:url(/chorana-mark.svg) center/contain no-repeat;mask:url(/chorana-mark.svg) center/contain no-repeat}
.ch-dark .brand::before{box-shadow:none}

.nav{gap:4px;font-size:14px;font-weight:450}
.nav a,.navtoolsbtn{color:var(--mute);padding:7px 11px;border:0!important;border-radius:999px;transition:color .15s,background .15s}
.nav a:not(.btn):hover,.navtoolsbtn:hover{color:var(--ink);background:var(--case)}
.nav a.on,.navtools.on .navtoolsbtn{color:var(--ink)}
.navtools{margin-right:0}
.navtoolsbtn::after{content:'';width:6px;height:6px;border:solid currentColor;border-width:0 1.5px 1.5px 0;transform:translateY(-2px) rotate(45deg);opacity:.6;margin-left:4px}
.navtoolsbtn[aria-expanded=true]::after{transform:translateY(1px) rotate(225deg)}
.navmenu{padding:6px;background:var(--cap);border:1px solid var(--cap-line);border-radius:var(--r);box-shadow:var(--shadow-lg)}
.nav .navmenu a{color:var(--ink);border-radius:var(--r-sm);font-size:14px;padding:8px 12px}
.nav a.btn,.nav a.btn.primary,.ch-dark #navbuy.btn.primary{top:0;height:34px;margin-left:8px;padding:0 15px;font-size:14px;font-weight:500;border-radius:999px}
@media (min-width:1040px){html:not(.ch-in) .nav{gap:4px}}

/* ---- buttons: flat, black (or outlined), no keycap edge ---- */
.btn{height:40px;padding:0 18px;border-radius:999px;border:1px solid var(--cap-edge);background:var(--desk);color:var(--ink);box-shadow:var(--shadow-sm);
  font-weight:500;font-size:15px;letter-spacing:-.01em;transition:background .15s,border-color .15s,transform .1s,opacity .15s}
.btn:hover{background:var(--case);border-color:var(--cap-edge)}
.btn:active{transform:scale(.98);border-bottom-width:1px}
.btn.primary,.btn.primary.buybtn,.btn.primary.holo,.nav a.btn.primary,.ch-dark #navbuy.btn.primary,.ch-dark .btn.primary.buybtn,.ch-dark .nav a.btn.primary{
  background:var(--ink);color:var(--on-ink);border:1px solid var(--ink);border-bottom-width:1px;text-shadow:none;animation:none;filter:none;box-shadow:var(--shadow-sm)}
.ch-dark .btn.primary:not(.holo):not(.buybtn){color:var(--on-ink)} /* beats chorana.css's near-black dark-mode button text */
.btn.primary:hover,.btn.primary.buybtn:hover,.nav a.btn.primary:hover{background:color-mix(in srgb,var(--ink) 84%,var(--desk));border-color:color-mix(in srgb,var(--ink) 84%,var(--desk));filter:none}
.btn.primary:active,.btn.primary.buybtn:active,.nav a.btn.primary:active{border-bottom-width:1px}
.buybtn{height:48px;padding:0 26px;font-size:16px}
.btn.quiet{box-shadow:none}

/* ---- keycaps stay (it's a keyboard app), drawn cleaner: white, a hairline, a soft edge ---- */
.key{border-radius:.28em;border:1px solid var(--cap-edge);border-bottom:.14em solid var(--cap-edge);box-shadow:none;font-weight:500;background:var(--cap)}
.ch-dark .key{border-color:#2c2c31;border-bottom-color:#050506;background:#18181b}

/* ---- inputs ---- */
input[type=text],input[type=email],input[type=password],input[type=search],textarea,select{font-family:var(--font)}

/* ---- the footer: a hairline, the logo and a line on the left, columns of links on the right, small print under ---- */
footer.sitefoot{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:40px 48px;margin-top:var(--s7);padding:56px 0 40px;text-align:left;justify-content:stretch;align-items:start;
  background:var(--desk);box-shadow:none;clip-path:none;border-top:1px solid var(--cap-line);font-size:14px}
footer.sitefoot a{color:var(--mute);text-decoration:none;transition:color .15s}
footer.sitefoot a:hover{color:var(--ink)}
.fbrand .ch-name{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-weight:700;font-size:20px;letter-spacing:-.01em;text-transform:lowercase}
.fbrand .ch-name::before{content:'';width:17px;height:20px;background:currentColor;-webkit-mask:url(/chorana-mark.svg) center/contain no-repeat;mask:url(/chorana-mark.svg) center/contain no-repeat}
.fbrand p{margin:14px 0 0;max-width:30ch;color:var(--mute);line-height:1.55}
.fcols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.fcols div{display:flex;flex-direction:column;gap:10px;min-width:0}
.fcols h4{margin:0 0 4px;font-size:13px;font-weight:500;color:var(--ink)}
footer.sitefoot .fcols a{padding:0;overflow-wrap:anywhere}
.fbot{grid-column:1/-1;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding-top:24px;border-top:1px solid var(--cap-line);color:var(--faint);font-size:13px}

/* ---- phones ---- */
.navbtn{width:40px;height:40px;border:1px solid var(--cap-edge);border-radius:999px;background:var(--desk);box-shadow:none}
.navbtn:active{transform:scale(.96);border-bottom-width:1px}
.navbtn path{stroke-width:1.8}
@media (max-width:640px){
  .wrap{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
  .wrap > header{height:58px}
  header.navopen .nav{border:1px solid var(--cap-line);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);background:var(--cap)}
  header.navopen .nav a:not(.btn),header.navopen .nav .navtoolsbtn{color:var(--ink);border-radius:var(--r)}
  header.navopen .nav a.btn{margin-left:0;height:46px}
  footer.sitefoot{grid-template-columns:minmax(0,1fr);gap:32px;padding-top:40px}
  .fcols{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 16px}
}