/* Base reset (standalone page) */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0}
img{max-width:100%}
[hidden]{display:none!important}
/* Layout: BLAST interface stack (canvas → windows → controls). Controls rail left, live pool readout + chart right, impact tables below.
   Single dark look by brand choice: Canvas #0D1117, Surface #141B23, Raised #1B2530. Pink is 5% spice: helmet, primary action, focus. */
:root{
  --canvas:#0D1117; --surface:#141B23; --raised:#1B2530; --line:#28333F; --line-2:#3A4856;
  --ink:#F4F4F4; --soft:#C9D1DB; --muted:#8E9CAB;
  --punch:#FF4C98; --punch-deep:#F12D82; --action:#E88EAF; --kicker:#EFA1C9; --pink-ink:#260D1B; --paper:#F8F5F7;
  --up:#81CBA5; --down:#DB8999; --curve:#C67B9B; --curve-track:#2D3945; --plum:#281C35; --plum-2:#142532;
  --tab-bg:#24212A; --tab-ink:#EDBED1;
  /* aliases used by the sim script */
  --bg:var(--canvas); --panel:var(--surface); --panel-2:var(--raised); --accent:var(--action); --accent-ink:var(--pink-ink); --accent-soft:var(--tab-bg);
  --buy:var(--up); --sell:var(--down); --buy-soft:rgba(129,203,165,.12); --sell-soft:rgba(219,137,153,.12);
  --warn:#E3B87A; --warn-soft:rgba(227,184,122,.12);
  --f-body:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
body{background:var(--canvas);color:var(--ink);font-family:var(--f-body);font-size:14px;line-height:1.45;font-variant-numeric:tabular-nums lining-nums;-webkit-font-smoothing:antialiased}
::selection{background:var(--punch);color:var(--pink-ink)}
.wrap{max-width:1280px;margin:0 auto;padding-block:0 56px;padding-inline:16px}
h1,h2,h3{text-wrap:balance;margin:0;font-weight:600}
h1{font-size:clamp(25px,3.2vw,32px);letter-spacing:-.02em}
h2{font-size:15px}
.num,.mono{font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.eyebrow{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--kicker);font-weight:600}
.stat .eyebrow,.insight .eyebrow{color:var(--muted);letter-spacing:.14em;font-size:10.5px}

/* brand bar + hero */
.brandbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-block:20px 0}
.lockup{height:26px;width:auto;display:block}
.logo-h{fill:var(--punch)} .logo-w{fill:var(--paper)}
.brandbar .tagline{font-size:12px;color:var(--muted)}
.charge{height:4px;background:var(--curve-track);border-radius:4px;overflow:hidden;margin-top:16px}
.charge i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--curve),var(--punch));border-radius:0 4px 4px 0;transition:width .26s ease}
header.top{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:flex-end;justify-content:space-between;padding-block:28px 24px;margin-bottom:8px}
header.top h1{margin-top:8px}
header.top p{margin:8px 0 0;color:var(--soft);max-width:62ch;line-height:1.55}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:6px;font-size:12.5px;font-weight:600;background:var(--tab-bg);color:var(--tab-ink)}

.grid{display:grid;grid-template-columns:340px minmax(0,1fr);gap:16px;align-items:start}
@media (max-width:900px){.grid{grid-template-columns:minmax(0,1fr)}}
.col{display:flex;flex-direction:column;gap:16px;min-width:0}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:20px;min-width:0}
.panel > h2{margin-bottom:14px;display:flex;justify-content:space-between;align-items:baseline;gap:8px;flex-wrap:wrap}
.panel > h2 .muted,.panel > h2 span{font-weight:400}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field label{font-size:12px;color:var(--muted);font-weight:500}
input[type=number],select{width:100%;font-family:var(--f-body);font-variant-numeric:tabular-nums;font-size:13.5px;padding:9px 10px;border:1px solid var(--line);border-radius:6px;background:var(--raised);color:var(--ink);transition:border-color .16s}
input[type=number]:hover,select:hover{border-color:var(--line-2)}
input:focus-visible,select:focus-visible,button:focus-visible{outline:2px solid var(--punch);outline-offset:2px}
.alloc{display:flex;height:6px;border-radius:6px;overflow:hidden;margin:18px 0 8px;gap:2px;background:var(--surface)}
.alloc span{display:block;height:100%}
.legend{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:6px;vertical-align:0}
.derived{display:grid;grid-template-columns:1fr 1fr;gap:10px 12px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.derived div{display:flex;flex-direction:column;gap:1px}
.derived b{font-weight:600;font-size:13.5px}
.derived small{font-size:11.5px;color:var(--muted)}
.note{font-size:12.5px;padding:9px 11px;border-radius:6px;margin-top:12px;line-height:1.5}
.note.warn{background:var(--warn-soft);color:var(--warn)}
.note.bad{background:var(--sell-soft);color:var(--sell)}

/* controls */
.controls{background:var(--raised);border-radius:6px;padding:12px}
.btnrow{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
button{font-family:var(--f-body);font-size:13px;font-weight:600;border-radius:6px;height:40px;padding:0 8px;cursor:pointer;border:1px solid transparent;color:var(--ink);background:none;
  transition:transform .14s,filter .14s,border-color .14s,color .14s,background .14s}
button:active{transform:scale(.97)}
button.buy{background:var(--action);color:#271720}
button.buy:hover{filter:brightness(1.08);transform:translateY(-1px)}
button.sell{background:#17222B;border-color:var(--line-2);color:var(--ink)}
button.sell:hover{border-color:var(--down);color:var(--down)}
button.launch{background:linear-gradient(120deg,#F34C96,#F12D82);color:var(--pink-ink);height:44px}
button.launch:hover{filter:brightness(1.1);transform:translateY(-1px)}
button.launch[aria-pressed=true]{background:var(--raised);color:var(--ink);border-color:var(--line-2)}
button.ghost{background:none;color:var(--muted);height:auto;padding:4px 2px}
button.ghost:hover{color:var(--ink)}
.rowlabel{font-size:12px;color:var(--muted);margin:14px 0 7px;font-weight:500}
.custom{display:grid;grid-template-columns:1fr auto auto;gap:6px}
.custom button{padding-inline:16px}
.slider{display:grid;grid-template-columns:1fr auto;gap:4px 10px;align-items:center;margin-top:12px}
.slider label{font-size:12.5px;color:var(--soft)}
.slider output{font-size:12.5px;font-weight:600;grid-row:1;grid-column:2}
.slider input{grid-column:1/-1;width:100%;accent-color:var(--action)}
.autorow{display:flex;gap:8px;margin-top:14px}
.autorow button{flex:1}
.panel .fine{color:var(--muted);font-size:12px;margin:12px 0 0;line-height:1.5}

/* readout */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
@media (max-width:640px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{background:var(--surface);padding:14px 16px;min-width:0;display:flex;flex-direction:column;gap:3px}
.stat .v{font-size:20px;font-weight:600;letter-spacing:-.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stat .s{font-size:12px;color:var(--muted)}
.stat .s.up,.up{color:var(--up)} .stat .s.down,.down{color:var(--down)}
.chartbox{position:relative}
#chart{display:block;width:100%;height:280px}
#chart text{font-family:var(--f-body);font-size:10.5px;fill:var(--muted);font-variant-numeric:tabular-nums}
.tip{position:absolute;pointer-events:none;background:var(--raised);border:1px solid var(--line-2);border-radius:6px;padding:7px 10px;font-size:12px;line-height:1.5;box-shadow:0 8px 24px rgba(0,0,0,.4);white-space:nowrap;z-index:2}
.tablewrap{overflow-x:auto;max-width:100%}
table{border-collapse:collapse;width:100%;font-size:13px}
th{font-weight:500;color:var(--muted);text-align:right;padding:7px 8px;border-bottom:1px solid var(--line-2);white-space:nowrap;font-size:12px}
td{text-align:right;padding:7px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
th:first-child,td:first-child{text-align:left}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:rgba(255,255,255,.02)}
.log{max-height:300px;overflow-y:auto}
.tag{display:inline-block;padding:2px 8px;border-radius:5px;font-size:11px;font-weight:600;letter-spacing:.04em}
.tag.b{background:var(--buy-soft);color:var(--up)} .tag.s{background:var(--sell-soft);color:var(--down)}
.tables{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px}
@media (max-width:900px){.tables{grid-template-columns:minmax(0,1fr)}}
.panel .sub{font-size:12.5px;color:var(--muted);margin:-8px 0 12px}
.seg{display:inline-flex;gap:4px;padding:4px;border-radius:8px;background:var(--surface);border:1px solid var(--line)}
.seg button{height:32px;padding:0 12px;font-size:12.5px;color:var(--muted);font-weight:500}
.seg button[aria-pressed=true]{background:var(--tab-bg);color:var(--tab-ink);font-weight:600}
.insights{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:16px}
@media (max-width:900px){.insights{grid-template-columns:minmax(0,1fr)}}
.insight{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:18px 20px}
.insight .big{font-size:24px;font-weight:700;letter-spacing:-.02em;margin:6px 0 6px}
.insight p{margin:0;color:var(--soft);font-size:13px;line-height:1.55}
.tablehead{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px;margin-top:40px}
.tablehead h2{font-size:21px;letter-spacing:-.01em}
.tablehead .muted{font-size:13px;margin-top:4px}
.method{margin-top:20px;font-size:13px;color:var(--muted);max-width:80ch;line-height:1.6}
.method code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;color:var(--soft)}
footer.foot{margin-top:28px;padding-top:16px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:12px}
.headactions{display:flex;align-items:center;gap:8px}
button.outline{background:none;border-color:var(--line-2);color:var(--ink);height:32px;padding:0 14px;font-size:12.5px}
button.outline:hover{border-color:var(--action);color:var(--action)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}