:root{
  --ink:#101820;--text:#2E3333;--text-muted:#63666A;--canvas:#F8F6F1;--surface:#FFFFFF;
  --border:#E4E0D9;--panel-sand:#F4F1E5;--panel-dust:#EFECE3;--panel-cool:#F2F5F5;
  --sand-accent:#D3CCB0;--dust-accent:#D0CBBD;--ash:#DADDE4;--ash-accent:#A8ADA4;
  --hover:#E7E7E7;--error:#E2462F;--error-bg:#F9EEE8;
  --sans:"Geist Sans","Instrument Sans","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--canvas);color:var(--text);font:300 17px/1.6 var(--sans);overflow-x:hidden}
img,svg{max-width:100%;display:block}
svg[viewBox]{height:auto}
a{color:inherit;text-underline-offset:3px}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.skip{position:absolute;left:16px;top:-60px;background:var(--ink);color:var(--canvas);padding:10px 16px;z-index:10;border-radius:4px}
.skip:focus{top:12px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
h1,h2,h3{color:var(--ink);font-weight:300;letter-spacing:-.02em;line-height:1.1}
h1{font-size:clamp(40px,7vw,80px);letter-spacing:-.035em}
h2{font-size:clamp(28px,4vw,44px)}
h3,.entry h2{font-size:20px;font-weight:500;letter-spacing:-.01em;line-height:1.3}
p{max-width:60ch}
.muted{color:var(--text-muted)}
section{padding:clamp(64px,10vw,128px) 0}
.alt{background:var(--panel-sand);border-block:1px solid var(--border)}
/* nav */
.nav{border-bottom:1px solid var(--border)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:500;color:var(--ink);text-decoration:none}
.nav ul{list-style:none;padding:0;display:flex;gap:20px;font-size:15px;align-items:center}
.nav ul a{text-decoration:none;color:var(--text-muted);padding:6px 0}
.nav ul a:hover,.nav ul a[aria-current]{color:var(--ink)}
.nav ul a[aria-current]{border-bottom:1px solid var(--ink)}
/* buttons */
.btn{display:inline-block;background:var(--ink);color:var(--canvas);padding:13px 24px;border-radius:4px;text-decoration:none;font-weight:500;font-size:16px;border:1px solid var(--ink);transition:opacity .2s}
.btn:hover{opacity:.86}
.btn:active{transform:scale(.98)}
.link{color:var(--ink);font-size:15px}
.cta{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:32px}
/* hero */
.hero{padding-top:clamp(56px,9vw,112px)}
.hero p.lead{font-size:clamp(18px,2.2vw,22px);margin-top:24px;color:var(--text-muted)}
.hero .note{font-size:14px;color:var(--text-muted);margin-top:16px}
/* window mockup */
.win{background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden}
.win-bar{display:flex;gap:6px;padding:12px 14px;border-bottom:1px solid var(--border);align-items:center}
.win-bar i{width:9px;height:9px;border-radius:50%;background:var(--border)}
.win-bar span{margin-left:12px;font-size:12px;color:var(--text-muted)}
.win-body{padding:clamp(20px,4vw,40px)}
.field{border:1px solid var(--border);border-radius:4px;padding:12px 14px;font-size:15px;color:var(--text);background:var(--canvas);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.prev{display:flex;gap:16px;align-items:center;border:1px solid var(--border);border-radius:8px;padding:16px;margin-top:16px}
.ico{width:44px;height:44px;border-radius:8px;background:var(--ink);color:var(--canvas);display:grid;place-items:center;font-weight:500;flex:none}
.prev b{font-weight:500;color:var(--ink);display:block}
.prev small{color:var(--text-muted);font-size:13px}
.fake-btn{display:inline-block;background:var(--ink);color:var(--canvas);padding:9px 18px;border-radius:4px;font-size:14px;font-weight:500;margin-top:20px}
.hero .hero-ill{margin-top:56px;width:100%;max-width:720px}
/* illustrations: rough ink line + one offset accent shape */
.ill{fill:none;stroke:var(--ink);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;overflow:visible}
.ill .s,.ill .d,.ill .h,.ill .g{stroke:none}
.ill .s{fill:var(--sand-accent)}.ill .d{fill:var(--dust-accent)}.ill .h{fill:var(--ash)}.ill .g{fill:var(--ash-accent)}
.steps .ill{max-width:200px;margin-bottom:20px}
.card .ill{max-width:140px;margin-bottom:20px}
.spot{width:150px;max-width:100%;margin-bottom:24px}
.pagehead .spot{margin:32px 0 0}
.empty{display:flex;gap:32px;align-items:center;flex-wrap:wrap}
.empty .spot{margin:0}
/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:56px;border-top:1px solid var(--border);padding:0}
.steps li{list-style:none;padding:28px 28px 0 0}
.steps li+li{padding-left:28px;border-left:1px solid var(--border)}
.steps p{margin-top:8px;color:var(--text-muted);font-size:16px}
/* examples */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:56px}
.ex{margin:0}
.ex .win-body{min-height:150px;padding:20px}
.ex figcaption{padding:14px 20px;border-top:1px solid var(--border);font-size:14px;color:var(--text-muted)}
.bar{height:8px;border-radius:2px;background:var(--panel-dust);margin-top:10px}
.blk{height:56px;border-radius:4px;margin-top:14px}
/* bento */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:20px;margin-top:56px}
.card{border:1px solid var(--border);border-radius:8px;background:var(--surface);padding:32px}
.card p{margin-top:10px;color:var(--text-muted);font-size:16px}
.b1{grid-column:span 4;background:var(--panel-cool)}.b2{grid-column:span 2}
.b3{grid-column:span 2}.b4{grid-column:span 2;background:var(--panel-dust)}.b5{grid-column:span 2}
/* download */
.dl{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.os{list-style:none;padding:0;border-top:1px solid var(--border)}
.os li{display:flex;justify-content:space-between;gap:16px;padding:16px 0;border-bottom:1px solid var(--border);flex-wrap:wrap}
.os li[data-match]{color:var(--ink);font-weight:500}
.tag{font-size:12px;background:var(--ash);color:var(--ink);padding:2px 10px;border-radius:99px;margin-left:8px;font-weight:500;letter-spacing:.03em}
code{font:14px ui-monospace,Consolas,monospace;background:var(--panel-dust);padding:2px 6px;border-radius:4px}
/* faq */
details{border-bottom:1px solid var(--border)}
details:first-of-type{border-top:1px solid var(--border)}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;padding:22px 0;font-size:19px;color:var(--ink);font-weight:400}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:24px;line-height:1;flex:none}
details[open] summary::after{content:"\2212"}
details p{padding:0 0 24px;color:var(--text-muted)}
.faq{max-width:760px;margin-top:48px}
/* page head */
.pagehead{padding:clamp(56px,8vw,96px) 0 0}
.pagehead p{margin-top:20px;color:var(--text-muted)}
.entry{border-top:1px solid var(--border);padding:28px 0;display:grid;grid-template-columns:160px 1fr;gap:24px;margin-top:48px}
/* footer */
footer{border-top:1px solid var(--border);padding:48px 0;font-size:15px;color:var(--text-muted)}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer ul{list-style:none;padding:0;display:flex;gap:20px;flex-wrap:wrap}
/* motion */
.js .fade{opacity:0;transform:translateY(12px);transition:opacity .6s cubic-bezier(.16,1,.3,1),transform .6s cubic-bezier(.16,1,.3,1)}
.js .fade.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .fade{opacity:1;transform:none;transition:none}.btn{transition:none}}
@media (max-width:820px){
  .steps,.grid3,.dl{grid-template-columns:1fr}
  .steps li,.steps li+li{padding:24px 0;border-left:0;border-bottom:1px solid var(--border)}
  .bento{grid-template-columns:1fr}.bento .card{grid-column:auto}
  .entry{grid-template-columns:1fr;gap:8px}
  .card{padding:24px}
}