/* DogsHash site — shared styles. Dark-first; commits to one look (pixel-arcade poster), so no theme toggle. */
:root{--bg:#0f1115;--paper:#171a21;--line:#2a2f3a;--ink:#e9e6dc;--ink-2:#b7b3a7;--muted:#7d7a70;--acc:#f2c14e;--acc-2:#e0563f;--ok:#7bd88f;--grid:#1d2129;--poster:#f4e9c8;--poster-ink:#3a2a10}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 "IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;padding-inline:16px;padding-block:0 64px}
.wrap{max-width:1100px;margin:0 auto}
h1,h2,h3{font-family:"Silkscreen","IBM Plex Mono",monospace;margin:0;text-wrap:balance;line-height:1.2}
h1{font-size:clamp(24px,4.6vw,40px);color:var(--acc);letter-spacing:.02em}
h2{font-size:17px;color:var(--ink);margin-top:48px;padding-top:16px;border-top:1px solid var(--line);letter-spacing:.06em}
h3{font-size:14px;color:var(--acc);margin-top:22px;letter-spacing:.06em}
p{max-width:68ch;color:var(--ink-2);margin:12px 0}
ul,ol{max-width:68ch;color:var(--ink-2);padding-left:22px}li{margin:6px 0}
a{color:var(--acc)}
strong{color:var(--ink);font-weight:600}
code{font-family:"IBM Plex Mono",monospace;background:var(--paper);padding:1px 6px;font-size:.9em;color:var(--ink)}
pre{font-family:"IBM Plex Mono",monospace;font-size:13.5px;background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--acc);padding:12px 14px;overflow-x:auto;color:var(--ink);max-width:820px}
.eyebrow{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
/* nav */
nav.top{display:flex;align-items:center;gap:18px;padding-block:18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
nav.top .brand{font-family:"Silkscreen",monospace;color:var(--acc);text-decoration:none;font-size:15px;letter-spacing:.06em;margin-right:auto}
nav.top a{color:var(--ink-2);text-decoration:none;font-size:14px}
nav.top a.on,nav.top a:hover{color:var(--ink)}
nav.top .cta{background:var(--acc);color:#1a1405;padding:8px 12px;font-family:"Silkscreen",monospace;font-size:11px;letter-spacing:.06em}
/* hero */
.hero{display:grid;grid-template-columns:minmax(240px,380px) 1fr;gap:32px;align-items:center;padding-block:36px 10px}
@media(max-width:760px){.hero{grid-template-columns:1fr}}
.poster{border:6px double var(--acc);padding:10px;background:var(--poster)}
.poster .cap{font-family:"Silkscreen",monospace;color:var(--poster-ink);text-align:center;font-size:clamp(16px,3vw,26px);letter-spacing:.2em;margin-bottom:6px}
.poster canvas{width:100%;height:auto;image-rendering:pixelated;image-rendering:crisp-edges;display:block;cursor:pointer}
.poster .foot{font-family:"IBM Plex Mono",monospace;color:var(--poster-ink);font-size:11px;display:flex;justify-content:space-between;margin-top:6px}
.lead{font-size:19px;color:var(--ink-2);max-width:56ch}
.btns{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.btn{font-family:"Silkscreen",monospace;font-size:12px;letter-spacing:.06em;padding:12px 16px;background:var(--acc);color:#1a1405;text-decoration:none;display:inline-block}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
/* tiles */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;margin-top:22px}
.tile{background:var(--paper);border:1px solid var(--line);padding:12px 14px}
.tile .k{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.tile .v{font-family:"Silkscreen",monospace;font-size:22px;color:var(--ink);margin-top:4px;font-variant-numeric:tabular-nums}
.tile .s{font-size:12px;color:var(--muted);margin-top:2px}
.demo{color:var(--acc-2);font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.08em}
/* steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-top:16px}
.step{background:var(--grid);border:1px solid var(--line);padding:14px 16px}
.step .n{font-family:"Silkscreen",monospace;color:var(--acc);font-size:12px}
.step h3{margin-top:6px}
.step p{font-size:14.5px;margin:6px 0 0}
/* tables */
.tbl{overflow-x:auto;margin-top:12px}
table{border-collapse:collapse;width:100%;font-size:14px;font-variant-numeric:tabular-nums}
th{text-align:left;font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:400;padding:8px;border-bottom:1px solid var(--line)}
td{padding:8px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink-2)}
td:first-child{color:var(--ink)}
tr.mark td{color:var(--acc);font-family:"Silkscreen",monospace;font-size:12px}
/* gallery */
.gal{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;margin-top:14px}
.gal .cell{background:var(--grid);border:1px solid var(--line);padding:6px;cursor:pointer}
.gal .cell:hover{border-color:var(--acc)}
.gal canvas{width:100%;height:auto;image-rendering:pixelated;display:block}
.gal .n{font-family:"IBM Plex Mono",monospace;font-size:11px;color:var(--muted);margin-top:4px;text-align:center}
/* misc */
.note{border-left:3px solid var(--acc);background:var(--paper);padding:10px 14px;max-width:68ch;margin-top:14px;color:var(--ink-2)}
.warn{border-left:3px solid var(--acc-2);background:var(--paper);padding:10px 14px;max-width:68ch;margin-top:14px;color:var(--ink-2)}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:6px 16px;font-size:14.5px;max-width:720px}
.kv dt{color:var(--muted);font-family:"IBM Plex Mono",monospace;font-size:12px;padding-top:3px}
.kv dd{margin:0;color:var(--ink)}
footer{margin-top:56px;padding-top:14px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;display:flex;gap:16px;flex-wrap:wrap}
footer a{color:var(--muted)}
/* segmented control */
.seg{display:inline-flex;border:1px solid var(--line)}
.seg button{background:transparent;color:var(--ink-2);border:0;padding:9px 12px;font-family:"Silkscreen",monospace;font-size:11px;letter-spacing:.04em;cursor:pointer}
.seg button.on{background:var(--acc);color:#1a1405}