/* Young Builders Lab site, Lab Notebook brand (see brand/brand-guide.html) */
:root{--ink:#111;--orange:#FF5A1F;--blue:#3D7BF7;--graphite:#4A4A45;--line:#ECEEF3;--rule:#E2E4EA;--pale:#DCE8FF;--tape:rgba(255,210,120,.8)}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{color:var(--ink);font:400 17px/1.55 Inter,system-ui,sans-serif;background:
  linear-gradient(var(--line) 1px,transparent 1px) 0 0/100% 30px,
  linear-gradient(90deg,var(--line) 1px,transparent 1px) 0 0/30px 100%,#fff}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

.logo{display:inline-flex;align-items:center;font:700 19px/1 'JetBrains Mono',monospace;letter-spacing:-.02em;white-space:nowrap;text-decoration:none}
.logo b{color:var(--orange);margin-right:.35em}
.logo i{display:inline-block;width:.55em;height:1.03em;background:var(--orange);margin-left:.16em}
header.top{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--rule)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}

.lab{display:block;font:700 13px/1 'JetBrains Mono',monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin-bottom:14px}
h1,h2{font-family:Archivo,sans-serif;font-weight:900;letter-spacing:-.02em;text-wrap:balance}
h1{font-size:clamp(38px,7vw,68px);line-height:1.04}
h2{font-size:clamp(30px,5vw,44px);line-height:1.08;margin-bottom:22px}
.hl{background:linear-gradient(transparent 58%,rgba(255,90,31,.55) 58%,rgba(255,90,31,.55) 92%,transparent 92%)}
.sub{font-size:clamp(18px,2.4vw,21px);color:var(--graphite);margin-top:18px;max-width:640px;text-wrap:pretty}
section{padding:64px 0}
section+section{border-top:1px solid var(--rule)}

.chip{display:inline-flex;align-items:center;gap:8px;font:600 13px/1 'JetBrains Mono',monospace;border:2px solid var(--ink);border-radius:6px;padding:9px 11px;background:#fff;white-space:nowrap}
.chip.dot::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--orange)}
.chip.blue{background:var(--blue);border-color:var(--blue);color:#fff}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}

.btn{display:inline-block;border:3px solid var(--orange);border-radius:12px;background:#fff;padding:13px 22px;font:600 18px/1.1 Inter,sans-serif;text-decoration:none;text-align:center;cursor:pointer;color:var(--ink)}
.btn small{display:block;font:600 13px/1.2 'JetBrains Mono',monospace;color:var(--orange);margin-top:4px}
.btn.sm{padding:9px 14px;font-size:15px;border-width:2.5px;border-radius:10px}
.btn:hover{background:#FFF3EE}

/* hero */
.hero{padding:48px 0 56px}
.hero .grid{display:grid;gap:36px;align-items:center}
.hero .cta{display:flex;flex-wrap:wrap;align-items:center;gap:16px 22px;margin-top:28px}
.hero .when{font:900 22px/1.2 Archivo,sans-serif}
.hero .when small{display:block;font:500 15px/1.4 Inter,sans-serif;color:var(--graphite)}
.photo{position:relative;border:2px solid var(--ink);border-radius:8px;overflow:hidden;box-shadow:8px 8px 0 var(--blue)}
.photo img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:50% 30%}
.photo .note{position:absolute;right:8px;bottom:8px;font:500 11px/1 Inter,sans-serif;color:#fff;background:rgba(0,0,0,.45);border-radius:5px;padding:5px 7px}
@media (min-width:860px){.hero .grid{grid-template-columns:1.1fr 1fr}}

/* steps */
.steps{list-style:none;display:grid;gap:26px;counter-reset:s}
.steps li{display:grid;grid-template-columns:52px 1fr;gap:18px;align-items:start}
.steps b{width:52px;height:52px;border:3px solid var(--ink);border-radius:50%;display:grid;place-items:center;font:800 22px/1 Archivo,sans-serif;background:#fff}
.steps li.on b{background:var(--orange);border-color:var(--orange);color:#fff}
.steps strong{display:block;font-size:21px;line-height:1.25;margin-top:4px}
.steps span{display:block;color:var(--graphite);margin-top:4px}
@media (min-width:860px){.steps.row{grid-template-columns:repeat(3,1fr)}}

/* example apps */
.apps{display:grid;gap:28px}
@media (min-width:860px){.apps{grid-template-columns:1fr 1fr}}
.win{border:2.5px solid var(--ink);border-radius:12px;overflow:hidden;background:var(--ink);box-shadow:7px 7px 0 var(--blue)}
.win .bar{height:30px;display:flex;align-items:center;gap:7px;padding:0 12px}
.win .bar i{width:10px;height:10px;border-radius:50%;background:var(--graphite)}
.win .bar i:first-child{background:var(--orange)}
.win .bar span{margin-left:8px;font:600 12px/1 'JetBrains Mono',monospace;color:#DADADA}
.app figcaption{margin-top:16px}
.app figcaption strong{font-size:19px}
.app figcaption span{display:block;color:var(--graphite)}

/* coach card */
.card{position:relative;background:#fff;border:2px solid var(--ink);border-radius:6px;transform:rotate(-.6deg);display:grid;overflow:hidden;margin-top:14px}
.card::before{content:"";position:absolute;top:-2px;left:50%;width:120px;height:26px;margin-left:-60px;background:var(--tape);transform:rotate(2deg);z-index:2}
.card .me{background:url(/img/coach.webp) center bottom/contain no-repeat;min-height:300px}
.card .txt{padding:30px 26px 30px}
.card .nm{font:900 34px/1 Archivo,sans-serif}
.card .rl{font-weight:600;margin-top:10px}
.card ul{list-style:none;margin-top:18px;display:grid;gap:10px}
.card li{padding-left:20px;position:relative;color:#3A3A36}
.card li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;background:var(--orange)}
.logos{display:grid;grid-template-columns:auto 1fr;gap:12px 16px;align-items:center;margin-top:22px;font:700 11px/1.35 'JetBrains Mono',monospace;letter-spacing:.12em;color:var(--graphite)}
.logos .row{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.logos img{height:20px;width:auto}
.yc{display:inline-flex;align-items:center;gap:6px;font:600 16px/1 Montserrat,Arial,sans-serif;color:#F26522;letter-spacing:0}
.yc b{display:grid;place-items:center;width:22px;height:22px;background:#F26522;color:#fff;font:500 16px/1 Montserrat,Arial,sans-serif}
@media (min-width:760px){.card{grid-template-columns:40% 1fr}.card .me{min-height:auto}}

/* details */
.rows{border-top:2px solid var(--rule)}
.rows div{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:16px 0;border-bottom:2px solid var(--rule);align-items:baseline}
.rows span{font:700 12px/1 'JetBrains Mono',monospace;letter-spacing:.12em;color:var(--orange)}
.rows p{font-weight:600;font-size:19px}

/* faq */
details{border-bottom:2px solid var(--rule);padding:18px 0}
details:first-of-type{border-top:2px solid var(--rule)}
summary{cursor:pointer;font:700 19px/1.3 Inter,sans-serif;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font:700 22px/1 'JetBrains Mono',monospace;color:var(--orange)}
details[open] summary::after{content:"–"}
details p{margin-top:10px;color:#2B2B28;max-width:720px}

/* closing band */
.band{background:var(--blue);color:#fff;border-top:none}
.band h2{color:#fff}
.band p{color:var(--pale)}
.band .btn{margin-top:22px}

footer{padding:36px 0 48px;border-top:1px solid var(--rule);background:#fff}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;justify-content:space-between;font-size:15px;color:var(--graphite)}
footer a{color:var(--graphite)}

/* form */
.form{background:#fff;border:2px solid var(--ink);border-radius:10px;padding:28px 22px;margin-top:28px;display:grid;gap:22px}
@media (min-width:700px){.form{padding:36px 36px}}
.f label,.f legend{display:block;font-weight:600;margin-bottom:8px}
.f small{display:block;color:var(--graphite);font-size:14px;margin-top:6px}
.f input[type=text],.f input[type=email],.f input[type=tel],.f select,.f textarea{width:100%;font:inherit;font-size:17px;padding:13px 14px;border:2px solid #CDD0D8;border-radius:8px;background:#fff;color:var(--ink)}
.f input:focus,.f select:focus,.f textarea:focus{outline:none;border-color:var(--orange)}
.f textarea{min-height:96px;resize:vertical}
fieldset{border:none}
.opts{display:grid;gap:10px}
.opts label{display:flex;gap:12px;align-items:center;font-weight:500;border:2px solid #CDD0D8;border-radius:8px;padding:12px 14px;margin:0;cursor:pointer}
.opts label:has(input:checked){border-color:var(--orange);background:#FFF6F2}
.opts input{accent-color:var(--orange);width:18px;height:18px;flex:none}
.two{display:grid;gap:22px}
@media (min-width:700px){.two{grid-template-columns:1fr 1fr}}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#2B2B28}
.consent input{accent-color:var(--orange);width:20px;height:20px;margin-top:2px;flex:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.err{color:#C0341D;font-weight:600}
.done{text-align:center;padding:30px 10px}
.done h2{margin-bottom:12px}
.prose h2{font-size:26px;margin:34px 0 10px}
.prose p,.prose li{max-width:720px;margin-top:10px}
.prose ul{padding-left:22px}