/* MAS TRADER — shared styles. Visual language of coredatastudio.com:
   near-black canvas, hairline zinc borders, amber accent, Space Grotesk display, Inter body, Space Mono labels.
   Single dark theme by design. */
:root{
  --bg:#050505;          /* page */
  --card:#111111;        /* cards, chart surface */
  --card2:#18181b;       /* raised / table head */
  --border:#27272a;      /* hairlines */
  --border2:#3f3f46;     /* stronger hairline */
  --fg:#e4e4e7;          /* primary text */
  --muted:#a1a1aa;       /* secondary text */
  --faint:#71717a;       /* labels, axis */
  --accent:#ffc94a;      /* brand amber: labels, primary buttons, focus */
  --A:#2de2e6;           /* portfolio A (Normal) */
  --B:#ff3fa4;           /* portfolio B (Hard) */
  --bench:#71717a;       /* SPY reference line, dashed */
  --up:#4ade80;          /* gain */
  --down:#f87171;        /* loss */
  --warn:#ffc94a;
  --f-display:"Space Grotesk",system-ui,sans-serif;
  --f-body:Inter,system-ui,sans-serif;
  --f-mono:"Space Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --f-pixel:"Press Start 2P",ui-monospace,monospace;   /* in-game HUD only */
  --max:1120px;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{background:var(--bg);color:var(--fg)}
body{margin:0;font-family:var(--f-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--fg);text-decoration-color:var(--border2);text-underline-offset:3px}
a:hover{color:var(--accent);text-decoration-color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:var(--accent);color:var(--bg)}

/* ── header ── */
.topbar{position:sticky;top:0;z-index:20;background:rgba(5,5,5,.72);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(39,39,42,.5)}
.topbar .in{max-width:var(--max);margin:0 auto;padding:14px 16px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 20px}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:700;font-size:15px;letter-spacing:.08em;color:var(--fg);text-decoration:none}
.logo::before{content:"";width:12px;height:12px;background:var(--accent)}
.logo:hover{color:var(--fg)}
.nav{display:flex;flex-wrap:wrap;gap:2px 18px}
.nav a{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);text-decoration:none;padding:6px 0;border-bottom:1px solid transparent}
.nav a:hover{color:var(--fg)}
.nav a[aria-current="page"]{color:var(--fg);border-bottom-color:var(--accent)}

/* ── layout & type ── */
.wrap{max-width:var(--max);margin:0 auto;padding:40px 16px 56px;display:grid;gap:24px}
.label{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);display:flex;align-items:center;gap:8px}
.label::before{content:"";width:6px;height:6px;background:var(--accent)}
.page h1,.display{font-family:var(--f-display);font-weight:700;text-transform:uppercase;letter-spacing:-.02em;line-height:1.02;font-size:clamp(36px,7vw,68px);margin:10px 0 0;color:var(--fg)}
.page h2{font-family:var(--f-display);font-weight:700;text-transform:uppercase;letter-spacing:-.02em;line-height:1.05;font-size:clamp(24px,4vw,40px);margin:0;color:var(--fg)}
.page h3{font-family:var(--f-display);font-weight:500;font-size:20px;letter-spacing:-.01em;margin:0 0 6px;color:var(--fg)}
.section{display:grid;gap:16px;padding-top:32px;border-top:1px solid var(--border)}
.lede{font-weight:300;font-size:clamp(16px,2vw,18px);line-height:1.7;color:var(--muted);max-width:62ch;margin:14px 0 0}
.prose{font-weight:300;font-size:16px;line-height:1.75;color:var(--muted);max-width:70ch}
.prose p{margin:.7em 0}
.prose ul,.prose ol{padding-left:0;margin:.6em 0;list-style:none}
.prose li{margin:.45em 0;padding-left:20px;position:relative}
.prose li::before{content:"+";position:absolute;left:0;color:var(--accent);font-family:var(--f-mono)}
.prose b,.prose strong{color:var(--fg);font-weight:500}
.prose code{font-family:var(--f-mono);font-size:.88em;background:var(--card2);padding:1px 5px;border:1px solid var(--border)}
.muted{color:var(--muted)}
.small{font-size:14px}
.mono{font-family:var(--f-mono)}
.panel{background:var(--card);border:1px solid var(--border);padding:24px}
.kicker{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}

/* ── buttons ── */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;padding:12px 18px;border:1px solid var(--border2);background:transparent;color:var(--muted);cursor:pointer;text-decoration:none;border-radius:0}
.btn:hover{color:var(--fg);border-color:var(--fg)}
.btn.primary,.btn[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--bg);font-weight:700}
.btn.on{color:var(--up);border-color:var(--up)}
.dot{display:inline-block;width:8px;height:8px;background:var(--c)}

/* ── stat tiles ── */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1px;background:var(--border);border:1px solid var(--border)}
.tile{background:var(--card);padding:20px 22px;display:grid;gap:6px}
.tile .name{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;gap:8px}
.tile .name::before{content:"";width:8px;height:8px;background:var(--c,var(--faint))}
.tile .big{font-family:var(--f-display);font-weight:700;font-size:clamp(28px,4vw,40px);letter-spacing:-.02em;line-height:1.1;color:var(--fg)}
.tile .sub{font-size:14px;color:var(--muted)}
.tile .sub b{color:var(--fg);font-weight:500}
.up{color:var(--up)!important}
.down{color:var(--down)!important}
.chip{display:inline-flex;align-items:center;gap:6px;font-family:var(--f-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;padding:3px 7px;border:1px solid currentColor}
.chip::before{content:"";width:6px;height:6px;background:currentColor}
.chip.ok{color:var(--up)}
.chip.warn{color:var(--warn)}
.chip.bad{color:var(--down)}

/* ── tables ── */
.tbl-wrap{overflow-x:auto;border:1px solid var(--border);background:var(--card)}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{padding:12px 14px;text-align:right;white-space:nowrap;border-bottom:1px solid var(--border)}
th:first-child,td:first-child{text-align:left}
th{font-family:var(--f-mono);font-weight:400;color:var(--faint);font-size:11px;text-transform:uppercase;letter-spacing:.12em;background:var(--card2)}
td{color:var(--muted);font-variant-numeric:tabular-nums}
td:first-child{color:var(--fg)}
tr:last-child td{border-bottom:0}
.sw{display:inline-block;width:8px;height:8px;margin-right:8px;vertical-align:baseline;background:var(--c)}
.sw.dash{background:none;border-top:2px dashed var(--c);height:0;width:14px;vertical-align:middle}

/* ── charts ── */
.chart{background:var(--card);border:1px solid var(--border);padding:18px 18px 12px;position:relative}
.chart-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.chart-title{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.legend{display:flex;flex-wrap:wrap;gap:6px 16px;font-family:var(--f-mono);font-size:11px;letter-spacing:.06em;color:var(--muted)}
.legend span{display:inline-flex;align-items:center}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.chart .ax{font-family:var(--f-mono);font-size:10.5px;fill:var(--faint)}
.chart .gl{stroke:#1f1f23;stroke-width:1}
.chart .base{stroke:var(--border2);stroke-width:1}
.chart .lbl{font-family:var(--f-mono);font-size:11px;fill:var(--fg)}
.chart .hit{fill:transparent;cursor:crosshair}
.chart .xh{stroke:var(--muted);stroke-width:1;stroke-dasharray:2 3}
.tip{position:absolute;pointer-events:none;background:var(--bg);border:1px solid var(--border2);padding:8px 10px;font-family:var(--f-mono);font-size:11.5px;color:var(--fg);white-space:nowrap;z-index:5;box-shadow:0 10px 30px rgba(0,0,0,.6)}
.tip .d{color:var(--faint);margin-bottom:4px;text-transform:uppercase;letter-spacing:.08em}
.tip .r{display:flex;align-items:center;gap:14px;justify-content:space-between}
.tip .r b{font-weight:700}
.seg{display:inline-flex;border:1px solid var(--border2)}
.seg button{font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;background:transparent;color:var(--muted);border:0;padding:8px 12px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--accent);color:var(--bg);font-weight:700}
.empty{font-family:var(--f-mono);font-size:12px;letter-spacing:.04em;color:var(--faint);padding:40px 8px;text-align:center}
details.data{margin-top:10px;font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint)}
details.data summary{cursor:pointer}
details.data .tbl-wrap{margin-top:10px;text-transform:none;letter-spacing:0}

/* ── FAQ (accordion rows, like the services list) ── */
.faq{border-top:1px solid var(--border)}
.faq details{border-bottom:1px solid var(--border)}
.faq summary{cursor:pointer;list-style:none;padding:22px 4px;font-family:var(--f-display);font-weight:500;font-size:clamp(18px,2.4vw,24px);letter-spacing:-.01em;color:var(--fg);display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"↗";font-family:var(--f-mono);font-size:16px;color:var(--faint);transition:transform .2s}
.faq details[open] summary::after{content:"→";color:var(--accent)}
.faq summary .n{font-family:var(--f-mono);font-size:11px;color:var(--faint);margin-right:14px;letter-spacing:.06em}
.faq details[open] summary .n{color:var(--accent)}
.faq .prose{padding:0 4px 22px 44px}

/* ── cards ── */
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--border);padding:24px;position:relative}
.card .head{display:flex;align-items:center;gap:10px;font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.card .head::before{content:"";width:8px;height:8px;background:var(--c,var(--accent))}
.card ul{font-weight:300;font-size:15px;line-height:1.7;color:var(--muted);padding:0;margin:0;list-style:none}
.card li{padding:8px 0 8px 20px;border-top:1px solid var(--border);position:relative}
.card li:first-child{border-top:0}
.card li::before{content:"+";position:absolute;left:0;color:var(--accent);font-family:var(--f-mono)}
.card li b{color:var(--fg);font-weight:500}

/* ── footer ── */
.foot{border-top:1px solid var(--border);margin-top:24px}
.foot .in{max-width:var(--max);margin:0 auto;padding:28px 16px 36px;display:grid;gap:14px;font-size:13px;line-height:1.7;color:var(--faint)}
.foot .row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--accent)}

@media (max-width:640px){
  .wrap{padding-top:28px}
  .nav{gap:2px 14px}
  .nav a{font-size:10px}
  .faq .prose{padding-left:4px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}