/* =====================================================================
   BUILDFLOOR — site theme.
   Tokens mirror the ones inlined in /leveleditor/index.html. If you
   retune the palette there, retune it here too — the editor is kept
   deliberately self-contained (single file, zero dependencies), so it
   does not link this stylesheet.
   ===================================================================== */

:root{
  --bg:#040f0a;
  --bg2:#07170f;
  --panel:#081a12;
  --panel2:#0b2318;
  --edge:#123d29;
  --accent:#35ff9e;
  --accent-dim:#1c8f5b;
  --text:#9fffcf;
  --text-dim:#4f9a78;
  --sel:#ffe66d;
  --blue:#40d8ff;
  --pink:#ff7ad9;
  --amber:#ffd166;
  --danger:#ff6b6b;
  --mono: Consolas, "Courier New", ui-monospace, monospace;
  --maxw: 1080px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--mono);font-size:14px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto} }

a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img,canvas{max-width:100%}

/* full-page scanline + vignette veil, same trick as the editor stage */
body::before{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:100;
  background:repeating-linear-gradient(180deg,rgba(0,0,0,0) 0 2px,rgba(0,0,0,.20) 2px 4px);
  mix-blend-mode:multiply;opacity:.5;
}
body::after{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:100;
  background:radial-gradient(ellipse at center,rgba(0,0,0,0) 45%,rgba(0,0,0,.5) 100%);
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;gap:10px;padding:8px 16px;
  background:linear-gradient(180deg,var(--panel2),var(--panel));
  border-bottom:1px solid var(--edge);
}
.brand{
  font-weight:700;letter-spacing:2px;color:var(--accent);font-size:13px;white-space:nowrap;
  text-shadow:0 0 8px rgba(53,255,158,.5);
}
.brand small{color:var(--text-dim);letter-spacing:1px;font-weight:400}
.brand:hover{text-decoration:none}
header.site nav{margin-left:auto;display:flex;align-items:center;gap:4px}
header.site nav a{
  color:var(--text-dim);padding:5px 9px;letter-spacing:1px;font-size:12px;border-radius:2px;
}
header.site nav a:hover{color:var(--text);background:#0c2a1c;text-decoration:none}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:#0c2a1c;color:var(--text);border:1px solid var(--edge);
  padding:9px 16px;letter-spacing:1px;border-radius:2px;cursor:pointer;
  font-family:var(--mono);font-size:13px;white-space:nowrap;
}
.btn:hover{background:#124430;border-color:var(--accent-dim);color:#dfffee;text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn.primary{
  background:var(--accent);border-color:var(--accent);color:#031a10;font-weight:700;
  box-shadow:0 0 18px rgba(53,255,158,.32);
}
.btn.primary:hover{background:#5cffb2;border-color:#5cffb2;color:#031a10}
.btn.ghost{background:transparent}

/* ---------- sections ---------- */
section{padding:64px 0;border-top:1px solid var(--edge)}
section:first-of-type{border-top:0}
h2{
  margin:0 0 6px;font-size:12px;letter-spacing:3px;color:var(--accent);font-weight:700;
}
h2 + .lede{margin:0 0 32px;color:var(--text-dim);max-width:62ch}
h3{margin:0 0 6px;font-size:13px;letter-spacing:1.5px;color:#dfffee;font-weight:700}

/* ---------- hero ---------- */
.hero{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:44px;align-items:center;
  padding:72px 0 68px;
}
.hero h1{
  margin:0 0 16px;font-size:clamp(26px,4.2vw,42px);line-height:1.2;font-weight:700;
  letter-spacing:-.5px;color:#dfffee;text-shadow:0 0 26px rgba(53,255,158,.22);
}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero p{margin:0 0 26px;color:var(--text-dim);max-width:54ch}
.eyebrow{
  display:inline-block;margin-bottom:18px;padding:3px 9px;font-size:11px;letter-spacing:2px;
  color:var(--accent);border:1px solid var(--accent-dim);border-radius:2px;background:rgba(53,255,158,.06);
}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.hero .meta{font-size:11.5px;color:var(--text-dim);letter-spacing:.5px}
.hero .meta b{color:var(--text);font-weight:400}

.screen{
  position:relative;border:1px solid var(--edge);border-radius:4px;overflow:hidden;
  background:var(--bg2);box-shadow:0 18px 60px rgba(0,0,0,.6),0 0 40px rgba(53,255,158,.07);
}
.screen .bar{
  display:flex;align-items:center;gap:6px;padding:6px 10px;
  background:linear-gradient(180deg,var(--panel2),var(--panel));border-bottom:1px solid var(--edge);
  font-size:10px;letter-spacing:1.5px;color:var(--text-dim);
}
/* the caption must be allowed to shrink, or it sets the whole page's width */
.screen .bar b{
  font-weight:400;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.screen .bar i{width:7px;height:7px;border-radius:50%;background:var(--edge);display:block;flex:0 0 7px}
.screen .bar i:first-child{background:var(--accent-dim)}
.screen canvas{display:block;width:100%;height:auto;background:var(--bg)}
.screen .foot{
  display:flex;gap:14px;padding:5px 10px;border-top:1px solid var(--edge);
  background:var(--panel);font-size:10px;letter-spacing:1px;color:var(--text-dim);
}

/* ---------- feature grid ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:14px}
.card{
  background:var(--panel);border:1px solid var(--edge);border-radius:3px;padding:16px 18px;
}
.card:hover{border-color:var(--accent-dim)}
.card svg{width:22px;height:22px;fill:none;stroke:var(--accent);stroke-width:1.5;
  stroke-linecap:round;stroke-linejoin:round;margin-bottom:10px;display:block}
.card p{margin:0;color:var(--text-dim);font-size:13px}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(230px,100%),1fr));gap:14px;counter-reset:s}
.step{border-left:2px solid var(--accent-dim);padding:2px 0 2px 16px}
.step::before{
  counter-increment:s;content:'0' counter(s);
  display:block;font-size:11px;letter-spacing:2px;color:var(--accent);margin-bottom:4px;
}
.step p{margin:0;color:var(--text-dim);font-size:13px}

/* ---------- keys ---------- */
.keys{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:10px 34px}
.krow{display:flex;align-items:baseline;gap:12px;padding:5px 0;border-bottom:1px dotted #10301f}
.krow span{color:var(--text-dim);font-size:12.5px}
.krow .k{flex:0 0 auto;display:flex;gap:4px;flex-wrap:wrap}
kbd{
  display:inline-block;background:#04140d;border:1px solid var(--edge);border-radius:2px;
  padding:1px 6px;color:var(--text);font-family:var(--mono);font-size:11.5px;
}

/* ---------- code / format ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:34px;align-items:start}
pre{
  margin:0;background:#04140d;border:1px solid var(--edge);border-radius:3px;
  padding:14px 16px;overflow-x:auto;font-size:12px;line-height:1.6;color:var(--text-dim);
}
pre b{color:var(--accent);font-weight:400}
pre i{color:var(--blue);font-style:normal}
pre u{color:var(--amber);text-decoration:none}

.note{
  border:1px solid var(--edge);border-left:2px solid var(--accent);background:var(--panel);
  padding:12px 16px;border-radius:0 3px 3px 0;color:var(--text-dim);font-size:12.5px;
}
.note b{color:var(--text);font-weight:400}

/* ---------- closing cta ---------- */
.close{text-align:center;padding:72px 0}
.close h2{font-size:clamp(20px,3vw,28px);letter-spacing:-.3px;color:#dfffee;margin-bottom:10px}
.close p{color:var(--text-dim);margin:0 auto 24px;max-width:52ch}

/* ---------- footer ---------- */
footer.site{
  border-top:1px solid var(--edge);background:var(--panel);
  padding:18px 0;color:var(--text-dim);font-size:11.5px;letter-spacing:.5px;
}
footer.site .wrap{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center}
footer.site .spacer{flex:1}

/* ---------- responsive ---------- */
@media (max-width:860px){
  .hero{grid-template-columns:1fr;gap:32px;padding:48px 0}
  .split{grid-template-columns:1fr;gap:22px}
  section{padding:48px 0}
  header.site nav a.hide-sm{display:none}
}