@font-face{font-family:"Instrument Sans";src:url(/fonts/instrument-sans.woff2) format("woff2");font-weight:400 700;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(/fonts/jetbrains-mono.woff2) format("woff2");font-weight:100 800;font-display:swap}
:root{
  --bg:#10100e; --bg-deep:#0c0c0a; --surface:#191816;
  --line:#2a2926; --line-strong:#45433f; --field-line:#75726a;
  --text:#ebe8df; --muted:#b4b0a5; --dim:#8b887f;
  --accent:#5ac7de; --accent-hover:#84d6e8; --accent-ink:#0a272e;
  --panel:#143137; --panel-line:#2c7f92;
  --sky:#5ac7de; --sky-ink:#0a272e; --sky-body:#103a44;
  --error:#ff9b85;
  --sans:"Instrument Sans",system-ui,sans-serif; --mono:"JetBrains Mono",ui-monospace,monospace;
  --radius:6px; --wrap:70rem; --gutter:clamp(1.25rem,4vw,2.5rem); --section:clamp(4.5rem,10vw,8rem); --gap:clamp(2rem,5vw,4.5rem);
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:5.5rem}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--muted);font:400 1.0625rem/1.6 var(--sans);-webkit-font-smoothing:antialiased}
h1,h2,h3,p,ol,dl,dd,pre{margin:0}
ol{padding:0;list-style:none}
a{color:var(--accent);text-underline-offset:.2em}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
main:focus{outline:none}
.skip{position:absolute;left:-999rem}
.skip:focus{left:1rem;top:1rem;z-index:20;background:var(--text);color:var(--bg);padding:.5rem .75rem}
.wrap{max-width:calc(var(--wrap) + 2*var(--gutter));margin-inline:auto;padding-inline:var(--gutter)}
.sec{padding-block:var(--section)}
.label{font:500 .8125rem/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:1.5rem}
h1,h2,h3{color:var(--text);font-weight:600;text-wrap:balance}
h1{font-size:clamp(2.125rem,10.4vw,5.75rem);line-height:1;letter-spacing:-.035em}
h1 span{display:block}
h2{font-size:clamp(2rem,4.2vw,3.25rem);line-height:1.08;letter-spacing:-.028em}
h3{font-size:1.375rem;line-height:1.2;letter-spacing:-.015em}
p{max-width:62ch;text-wrap:pretty}
.lead{font-size:1.25rem;line-height:1.5;color:var(--text);margin-top:1.25rem}
.flow>*+*{margin-top:1.25rem}
.flow>h2{margin-top:0}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:3rem;padding:.75rem 1.375rem;border:1px solid transparent;border-radius:var(--radius);font:600 1rem/1.2 var(--sans);text-align:center;text-decoration:none;cursor:pointer}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{background:var(--accent-hover)}
.btn-ghost{border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--text)}
.btn-sm{min-height:2.5rem;padding:.5rem 1rem;font-size:.9375rem}
.btn:disabled{opacity:.7;cursor:progress}

.top{position:sticky;top:0;z-index:10;background:rgba(16,16,14,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;min-height:4rem}
.wordmark{font:500 .9375rem/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent);text-decoration:none}

.hero{padding-block:clamp(4rem,11vw,8.5rem) var(--section)}
.sub{font-size:clamp(1.125rem,1.7vw,1.375rem);line-height:1.5;max-width:47rem;margin-top:2rem}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:2.5rem}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:1.75rem;margin-top:clamp(4rem,9vw,7rem)}
.facts div{border-top:1px solid rgba(90,199,222,.55);padding-top:1.25rem}
.facts dt{color:var(--text);font-weight:600;font-size:1.25rem;letter-spacing:-.015em}
.facts dd{margin-top:.5rem}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:2.5rem}
.cards li{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.75rem 1.75rem 2.5rem}
.num{display:block;font:400 .875rem/1 var(--mono);color:var(--dim);margin-bottom:1.125rem}
.cards h3{margin-bottom:.625rem}
.split{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap)}
.gap-top{margin-top:2rem}
.rule-top{border-top:1px solid var(--line);margin-top:3rem;padding-top:2rem}

.two{display:grid;grid-template-columns:5fr 7fr;gap:var(--gap);align-items:start}
.two-head{position:sticky;top:6.5rem}
.stack p{max-width:none;padding-block:1.5rem;border-top:1px solid var(--line)}
.stack p:last-child{border-bottom:1px solid var(--line)}
.first{color:var(--text);font-weight:500}

.band-sky{background:var(--sky);color:var(--sky-body)}
.band-sky .label,.band-sky h2,.band-sky .lead{color:var(--sky-ink)}
.band-sky .lead{font-weight:500}
.band-sky :focus-visible{outline-color:var(--sky-ink)}
.band-sky .pack :focus-visible{outline-color:var(--accent)}
.split-7-5{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);align-items:start}
.pack{background:var(--bg);color:var(--muted);border-radius:var(--radius);padding:clamp(1.5rem,3vw,2.25rem)}
.pack-lead{font-size:1.5rem;line-height:1.25;letter-spacing:-.02em;font-weight:600;color:var(--text);margin-bottom:1rem}
.pack-lead strong{font-weight:600;color:var(--accent)}
.pack-list{list-style:none;padding:0;margin:.625rem 0 1.25rem;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;grid-template-rows:repeat(5,auto);grid-auto-flow:column;column-gap:1.75rem}
.pack-list li{display:flex;gap:.3rem;padding:.5rem 0;border-bottom:1px solid var(--line);color:var(--text)}
.pack-list .tick{flex:none;margin-top:.5rem;color:var(--accent)}

.code{margin-top:2.5rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem 1.75rem;overflow-x:auto;font:400 .875rem/1.75 var(--mono);color:var(--muted)}
.code code{font:inherit}
.code .k{color:var(--text)}
.code .s{color:var(--accent)}
.statement{font-size:clamp(1.5rem,2.8vw,2.25rem);line-height:1.22;letter-spacing:-.022em;font-weight:600;color:var(--text);max-width:33ch;margin-top:clamp(3rem,6vw,4.5rem)}

.pair{display:grid;grid-template-columns:1fr 1fr}
.pair section:first-child{padding-right:var(--gap)}
.pair section:last-child{padding-left:var(--gap);border-left:1px solid var(--line)}
.pair h2{font-size:clamp(1.75rem,3.2vw,2.5rem);margin-bottom:1.75rem}

.band-deep{background:var(--bg-deep);border-top:1px solid var(--line)}
.split-5-7{display:grid;grid-template-columns:5fr 7fr;gap:var(--gap);align-items:start}
.form-card,.form-sent{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.25rem,3vw,2.25rem)}
form{display:grid;grid-template-columns:1fr 1fr;gap:1.375rem 1rem}
.field{display:grid;gap:.4rem;align-content:start}
.wide{grid-column:1/-1}
label{color:var(--text);font-weight:500;font-size:.9375rem}
.opt{font:400 .6875rem/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin-left:.5rem}
input,textarea{width:100%;min-height:3rem;padding:.75rem .875rem;font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--field-line);border-radius:var(--radius)}
textarea{min-height:7.5rem;resize:vertical}
input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.field [aria-invalid=true]{border-color:var(--error)}
.help,.fine{font-size:.875rem;color:var(--dim)}
.error{font-size:.875rem;color:var(--error)}

/* The spam-check widget's place is reserved before it loads: 65px for the
   normal size (300px wide). A column narrower than that gets the compact size
   (150 by 140), so its height is reserved too. */
.spam{container:spam/inline-size}
#spam-check{min-width:0;min-height:65px;max-width:100%;line-height:0}
#spam-check.spam-compact{min-height:140px}
@container spam (max-width:299.98px){#spam-check{min-height:140px}}

.send{display:flex;flex-wrap:wrap;align-items:center;gap:1rem 1.25rem}
.form-failed{border:1px solid var(--error);border-radius:var(--radius);padding:1rem 1.25rem;margin-bottom:1rem;color:var(--text)}
.form-failed strong{display:block}
.form-sent{background:var(--panel);border-color:var(--panel-line);color:var(--text)}
.form-sent h3{margin-bottom:.625rem}
.after{display:grid;gap:.5rem;margin-top:1.5rem;font-size:.9375rem}

.foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem 2rem;padding-block:2.5rem;border-top:1px solid var(--line);font:400 .8125rem/1.4 var(--mono);color:var(--dim)}
.foot nav{display:flex;gap:1.75rem}
.foot a{color:var(--muted)}
.foot a.wordmark{color:var(--accent)}

/* Grid children may shrink below their content, so wide content stays inside its own box. */
.facts>*,.cards>*,.split>*,.two>*,.split-7-5>*,.split-5-7>*,.pair>*,form>*{min-width:0}

@media (max-width:52rem){
  .facts,.cards,.split,.two,.split-7-5,.split-5-7,.pair,form{grid-template-columns:minmax(0,1fr)}
  .two-head{position:static}
  .pair section:first-child{padding-right:0;padding-bottom:var(--section)}
  .pair section:last-child{padding-left:0;border-left:0;border-top:1px solid var(--line);padding-top:var(--section)}
  .actions .btn{width:100%}
  .pack-list{display:block}
}

/* /privacy and the 404 page */
.plain{min-height:100vh;display:flex;flex-direction:column}
.plain>.wrap{width:100%}
.plain main{flex:1;padding-block:var(--section)}
.plain h1{font-size:clamp(2rem,4.2vw,3.25rem);line-height:1.08;letter-spacing:-.028em;margin-bottom:1rem}
.plain h2{font-size:1.375rem;line-height:1.2;letter-spacing:-.015em;margin-top:2.5rem;margin-bottom:.625rem}
.plain .updated{font-size:.875rem;color:var(--dim)}
.notfound main{display:flex;align-items:center}
.notfound main .btn{margin-top:2rem}