/* kgs-mdt site — shares the terminal's own look: dark, translucent, hairline
   edges, one accent. Deliberately understated; the screenshots are the loud part. */
:root{
  --accent:#4a9eff;
  --bg:#0b0f14;
  --panel:rgba(255,255,255,.035);
  --panel-2:rgba(255,255,255,.06);
  --border:rgba(255,255,255,.09);
  --text:#e6ecf5;
  --dim:#8b97a8;
  --r:14px; --r-sm:9px;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --wrap:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font:15px/1.65 "Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",sans-serif;
  -webkit-font-smoothing:antialiased;
}
body::before{                       /* ambient bloom, same trick as the terminal */
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(46% 34% at 12% 4%, rgba(74,158,255,.10) 0%, transparent 62%),
    radial-gradient(40% 30% at 92% 12%, rgba(179,127,235,.07) 0%, transparent 66%);
}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px;position:relative;z-index:1}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
code{font-family:var(--mono);font-size:.88em;background:rgba(255,255,255,.06);
  padding:.12em .38em;border-radius:5px}
pre{background:rgba(0,0,0,.42);border:1px solid var(--border);border-radius:var(--r-sm);
  padding:13px 15px;overflow:auto}
pre code{background:none;padding:0}
hr{border:0;border-top:1px solid var(--border);margin:34px 0}

/* ── header ─────────────────────────────────────────────────────────────── */
header.site{
  position:sticky;top:0;z-index:20;backdrop-filter:blur(14px);
  background:rgba(11,15,20,.72);border-bottom:1px solid var(--border);
}
header.site .wrap{display:flex;align-items:center;gap:16px;height:58px}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:.02em}
.crest{
  width:26px;height:26px;border-radius:7px;display:grid;place-items:center;
  font:600 10px/1 var(--mono);color:#8fc0ff;
  background:linear-gradient(180deg,rgba(74,158,255,.22),rgba(74,158,255,.06));
  border:1px solid rgba(74,158,255,.35);
}
header.site nav{margin-left:auto;display:flex;gap:18px;align-items:center;font-size:13.5px}
header.site nav a{color:var(--dim)}
header.site nav a:hover{color:var(--text);text-decoration:none}

/* ── hero ───────────────────────────────────────────────────────────────── */
.hero{padding:62px 0 30px}
.hero h1{font-size:40px;line-height:1.15;margin:0 0 14px;letter-spacing:-.02em}
.hero p.lead{font-size:17px;color:var(--dim);max-width:66ch;margin:0 0 22px}
.badges{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 24px}
.badge{
  font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--dim);
  padding:4px 9px;border-radius:999px;border:1px solid var(--border);background:var(--panel);
}
.actions{display:flex;flex-wrap:wrap;gap:11px}
.btn{
  display:inline-block;padding:10px 17px;border-radius:var(--r-sm);font-size:14px;
  border:1px solid var(--border);background:var(--panel);color:var(--text);
  cursor:pointer;font-family:inherit;
}
.btn:hover{background:var(--panel-2);text-decoration:none}
.btn.primary{background:rgba(74,158,255,.18);border-color:rgba(74,158,255,.45);color:#cfe6ff}
.btn.primary:hover{background:rgba(74,158,255,.26)}

/* Anchored sections must not land under the sticky header — an in-page link that
   hides the thing it points at (or puts a button under the header, where it eats
   the click) is worse than no link. */
section{scroll-margin-top:72px;padding:34px 0}
h2{font-size:23px;margin:0 0 6px;letter-spacing:-.01em}
h2 + p.sub{color:var(--dim);margin:0 0 22px;max-width:70ch}

/* ── demo ───────────────────────────────────────────────────────────────── */
.stage{
  position:relative;border-radius:var(--r);border:1px solid var(--border);overflow:hidden;
  background:
    radial-gradient(58% 52% at 18% 20%, #6d4a2d 0%, transparent 60%),
    radial-gradient(52% 58% at 82% 78%, #3c4a53 0%, transparent 62%),
    linear-gradient(166deg,#2b3440 0%,#1a222b 56%,#12181f 100%);
  padding:14px;
}
.stage .screen{
  position:relative;width:100%;aspect-ratio:1216/760;border-radius:10px;overflow:hidden;
}
.stage iframe{position:absolute;top:0;left:0;width:1216px;height:760px;border:0;
  transform-origin:top left;background:transparent}
.stage.off iframe{visibility:hidden}
.stage .cover{
  position:absolute;inset:0;display:grid;place-items:center;text-align:center;gap:12px;
  background:rgba(8,11,16,.62);backdrop-filter:blur(3px);
}
.stage:not(.off) .cover{display:none}
.stage .cover .inner{display:grid;gap:12px;justify-items:center;padding:20px}
.stage .cover p{color:var(--dim);margin:0;font-size:13.5px;max-width:44ch}
.demo-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:12px}
.demo-bar .note{color:var(--dim);font-size:12.5px;margin-left:auto}

/* ── cards ──────────────────────────────────────────────────────────────── */
.grid{display:grid;gap:13px}
.grid.c3{grid-template-columns:repeat(auto-fit,minmax(268px,1fr))}
.grid.c4{grid-template-columns:repeat(auto-fit,minmax(216px,1fr))}
.card{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r);
  padding:16px 17px;
}
.card h3{margin:0 0 5px;font-size:15px}
.card p{margin:0;color:var(--dim);font-size:13.5px}
.card .ico{
  width:28px;height:28px;border-radius:8px;display:grid;place-items:center;margin-bottom:10px;
  background:rgba(74,158,255,.10);border:1px solid rgba(74,158,255,.28);
}
.card .ico svg{width:16px;height:16px;stroke:#8fc0ff;fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}

/* ── gallery ────────────────────────────────────────────────────────────── */
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:14px}
.gallery figure{margin:0}
.gallery img{width:100%;display:block;border-radius:var(--r);border:1px solid var(--border)}
.gallery figcaption{color:var(--dim);font-size:12.5px;margin-top:7px}

/* ── tables ─────────────────────────────────────────────────────────────── */
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{text-align:left;padding:8px 11px;border-bottom:1px solid var(--border)}
th{color:var(--dim);font-weight:500;font-size:12px;letter-spacing:.07em;text-transform:uppercase}
tbody tr:hover{background:var(--panel)}

/* ── guide page ─────────────────────────────────────────────────────────── */
.doc{display:grid;grid-template-columns:236px 1fr;gap:34px;align-items:start;padding:30px 0 60px}
.toc{position:sticky;top:76px;font-size:13.5px;border-left:1px solid var(--border);padding-left:14px}
.toc a{display:block;color:var(--dim);padding:3px 0}
.toc a:hover{color:var(--text);text-decoration:none}
.doc article{max-width:74ch}
.doc article h1{margin-top:0}
.doc article img{width:100%;border-radius:var(--r);border:1px solid var(--border);margin:14px 0 4px}
.doc article h2{margin-top:40px;scroll-margin-top:76px}
.doc article h3{margin-top:26px;font-size:16.5px;scroll-margin-top:76px}
.doc article ul,.doc article ol{padding-left:22px;color:var(--dim)}
.doc article li{margin:4px 0}
.doc article strong{color:var(--text)}
.doc article em{color:var(--dim)}
.doc article blockquote{margin:16px 0;padding:2px 16px;border-left:2px solid var(--border);color:var(--dim)}

footer.site{border-top:1px solid var(--border);color:var(--dim);font-size:13px;padding:26px 0 46px}
footer.site p{margin:5px 0}
@media (max-width:820px){
  .doc{grid-template-columns:1fr}
  .toc{position:static;border-left:0;padding-left:0;border-top:1px solid var(--border);padding-top:12px}
  .hero h1{font-size:31px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ── screenshot lightbox ──────────────────────────────────────────────────────
   Clicking a card opens the shot IN the page. Previously it linked straight to
   the raw image, so leaving the site was the only way out — no way back.
   Escape, the ✕, clicking anywhere off the image, or ← / → all work. */
.gallery figure a.shot{cursor:zoom-in}
.lb{position:fixed;inset:0;z-index:60;display:grid;place-items:center;
    background:rgba(5,7,10,.86);backdrop-filter:blur(14px) saturate(120%);
    -webkit-backdrop-filter:blur(14px) saturate(120%);padding:3vh 3vw}
.lb[hidden]{display:none}
.lb figure{margin:0;max-width:min(1268px,94vw);text-align:center}
.lb img{max-width:100%;max-height:84vh;border-radius:12px;
        border:1px solid var(--line2);box-shadow:0 30px 90px rgba(0,0,0,.7)}
.lb figcaption{display:flex;gap:14px;align-items:baseline;justify-content:center;
        flex-wrap:wrap;margin-top:14px;color:var(--dim);font-size:13px}
.lb figcaption strong{color:var(--text);font-weight:600}
.lb figcaption a{color:var(--accent);font-size:12.5px}
.lb button{position:absolute;appearance:none;border:1px solid var(--line2);
        background:rgba(16,20,28,.8);color:var(--text);border-radius:10px;
        cursor:pointer;line-height:1;padding:10px 13px;font-size:15px;
        transition:background .15s,border-color .15s}
.lb button:hover{background:rgba(30,38,52,.9);border-color:var(--accent)}
.lb .lb-x{top:2.2vh;right:2.4vw;font-size:17px}
.lb .lb-prev,.lb .lb-next{top:50%;transform:translateY(-50%)}
.lb .lb-prev{left:1.4vw;font-size:22px;padding:14px 16px}
.lb .lb-next{right:1.4vw;font-size:22px;padding:14px 16px}
.lb .lb-count{position:absolute;top:2.6vh;left:2.4vw;color:var(--dim);
        font-size:12.5px;letter-spacing:.08em}

/* ── maker's mark (footers) ─────────────────────────────────────────────── */
.maker img{vertical-align:-5px;margin-right:7px;opacity:.92}
.kgs{color:#39d353;font-weight:600;letter-spacing:.02em}