/* Turbo Tinkers website.
   Layout idea: one night-to-sunset world. A storm sky clears behind the hero (as it does over the game's hub),
   then the page settles onto riveted steel plates with brass trim and lamp-yellow type. */
@font-face{font-family:"Bungee";src:url("fonts/bungee.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url("fonts/atkinson-400.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url("fonts/atkinson-700.woff2") format("woff2");font-weight:700;font-display:swap}

:root{
  --night:#1b1630;      /* storm indigo, the game's own background */
  --plate:#262044;      /* raised steel plate */
  --steel:#2f6f73;      /* teal steel */
  --brass:#d4a64a;      /* brass trim */
  --lamp:#ffcc33;       /* lamp yellow, the logo */
  --ember:#e8742c;      /* sunset orange */
  --cream:#fff8e7;      /* body text */
  --mist:#c9c0e8;       /* quiet text */
  --display:"Bungee","Arial Black",Impact,sans-serif;
  --body:"Atkinson Hyperlegible","Trebuchet MS",system-ui,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--night);color:var(--cream);font:400 18px/1.6 var(--body);-webkit-font-smoothing:antialiased}
img,canvas{max-width:100%}
a{color:var(--lamp)}
a:focus-visible,button:focus-visible{outline:3px solid var(--lamp);outline-offset:3px;border-radius:6px}
h1,h2,h3{font-family:var(--display);font-weight:400;line-height:1.05;letter-spacing:.5px;text-wrap:balance;margin:0}
h2{font-size:clamp(30px,5vw,46px);color:var(--lamp)}
h3{font-size:20px;color:var(--cream)}
p{margin:0}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
.prose{max-width:66ch}

/* top bar */
.bar{position:absolute;inset:0 0 auto;z-index:3}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 0}
.mark{white-space:nowrap;font-family:var(--display);font-size:20px;color:var(--lamp);text-decoration:none;text-shadow:2px 2px 0 #c4561a}
.bar nav{display:flex;gap:18px;flex-wrap:wrap}
.bar nav a{color:var(--cream);text-decoration:none;font-weight:700;font-size:16px}
.bar nav a:hover{color:var(--lamp)}
@media (max-width:560px){.bar nav a:not(:last-child){display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;border:0;border-radius:16px;padding:15px 26px;font:700 20px/1 var(--body);text-decoration:none;cursor:pointer;transition:transform .12s,box-shadow .12s}
.btn-go{background:#5fd068;color:#10301a;box-shadow:0 6px 0 #2e7d3a}
.btn-go:hover{transform:translateY(-2px);box-shadow:0 8px 0 #2e7d3a}
.btn-go:active{transform:translateY(4px);box-shadow:0 2px 0 #2e7d3a}
.btn-plain{background:transparent;color:var(--cream);box-shadow:inset 0 0 0 2px rgba(255,248,231,.35)}
.btn-plain:hover{box-shadow:inset 0 0 0 2px var(--lamp);color:var(--lamp)}
@media (prefers-reduced-motion:reduce){.btn{transition:none}}

/* riveted plate */
.plate{background:var(--plate);border-radius:18px;position:relative;
  background-image:radial-gradient(circle at 14px 14px,#4a4078 0 3px,transparent 4px),radial-gradient(circle at calc(100% - 14px) 14px,#4a4078 0 3px,transparent 4px),
  radial-gradient(circle at 14px calc(100% - 14px),#4a4078 0 3px,transparent 4px),radial-gradient(circle at calc(100% - 14px) calc(100% - 14px),#4a4078 0 3px,transparent 4px);
  box-shadow:inset 0 0 0 2px rgba(212,166,74,.25)}

/* footer */
footer{border-top:2px solid rgba(212,166,74,.25);margin-top:96px;padding:36px 0 48px;color:var(--mist);font-size:16px}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;align-items:center}
footer nav{display:flex;gap:20px;flex-wrap:wrap}
footer a{color:var(--cream)}

/* simple inner pages */
.page-head{padding:120px 0 36px;background:linear-gradient(180deg,#2b2152,var(--night))}
.page-head h1{font-size:clamp(34px,6vw,56px);color:var(--lamp);text-shadow:3px 3px 0 #c4561a,6px 6px 0 #000}
.page-head p{color:var(--mist);margin-top:12px}
.doc h2{font-size:24px;margin:40px 0 10px;color:var(--lamp)}
.doc p,.doc li{max-width:68ch}
.doc p+p{margin-top:12px}
.doc ul{padding-left:22px;margin:10px 0}
.doc li+li{margin-top:6px}
.qa{display:grid;gap:14px;margin-top:28px}
.qa details{padding:20px 24px}
.qa summary{cursor:pointer;font-weight:700;font-size:19px;list-style-position:outside}
.qa details p{margin-top:10px;color:var(--cream)}
.contact{margin-top:40px;padding:26px 28px}
.contact b{font-family:var(--display);font-weight:400;color:var(--lamp);font-size:22px;display:block;margin-bottom:6px}