/* trading-bot dashboard — Orden del Caos (sistema visual de arlexperalta.com) */
:root{
  --ocean-deep:#091D32; --ocean:#0F2942; --ocean-mid:#143352; --ocean-light:#1A4068; --ocean-pale:#1F4D7A;
  --red:#E42414; --red-light:#F04A3C; --red-dark:#B81D10;
  --t1:#E2E8F0; --t2:#8AABC4; --t3:#4A7298; --t4:#2E5A80;
  --tl1:#0F2942; --tl2:#3D6A8A; --tl3:#7A9AB5;
  --warm:#F0EDE8; --warm-2:#E8E4DE; --white:#FAFAF8;
  --bd:rgba(255,255,255,0.07); --bd2:rgba(255,255,255,0.13); --bdl:rgba(15,41,66,0.14);
  --up:#35C28B; --down:#F04A3C; --range:#E0A93B;
  --f:'Inter Tight',system-ui,sans-serif; --m:'JetBrains Mono',ui-monospace,monospace;
  --pad:48px; --max:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px}
body{font-family:var(--f);background:var(--ocean-deep);color:var(--t1);-webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden}
.grain{position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:.022;mix-blend-mode:overlay}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
a{color:inherit;text-decoration:none}

/* ── Bandas de sección (separación por fondo, sistema dual ocean/warm) ── */
.band{padding:104px 0}
.band.deep{background:var(--ocean-deep)}
.band.elev{background:#0D2842;border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(0,0,0,.18)}
.band.warm{background:var(--warm);color:var(--tl1)}

/* ── Nav ── */
nav{display:flex;align-items:center;justify-content:space-between;padding:22px var(--pad);border-bottom:1px solid var(--bd);position:sticky;top:0;background:rgba(9,29,50,.82);backdrop-filter:blur(12px);z-index:100}
.brand{font-weight:700;letter-spacing:-.02em;font-size:16px}
.brand span{color:var(--t3)}
.live{font-family:var(--m);font-size:12px;color:var(--t2);display:flex;align-items:center;gap:8px;letter-spacing:.04em}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--up);box-shadow:0 0 0 0 rgba(53,194,139,.6);animation:p 2.4s infinite}
@keyframes p{0%{box-shadow:0 0 0 0 rgba(53,194,139,.5)}70%{box-shadow:0 0 0 7px rgba(53,194,139,0)}100%{box-shadow:0 0 0 0 rgba(53,194,139,0)}}

/* ── Hero ── */
.hero{padding:96px 0 88px}
.eyebrow{font-family:var(--m);font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--red-light);margin-bottom:26px}
.hero h1{font-size:60px;line-height:1.02;font-weight:900;letter-spacing:-.035em;max-width:16ch}
.hero h1 em{font-style:italic;font-weight:400;color:var(--t2)}
.hero .sub{margin-top:24px;font-size:18px;color:var(--t2);max-width:54ch;font-weight:300}
.hero .sub b{color:var(--t1);font-weight:500}
.state{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:52px;background:var(--bd);border:1px solid var(--bd);border-radius:14px;overflow:hidden}
.state .cell{background:var(--ocean);padding:20px 22px}
.state .lab{font-family:var(--m);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--t3);margin-bottom:10px}
.state .val{font-family:var(--m);font-size:22px;font-weight:500;letter-spacing:-.01em}
.tag{display:inline-flex;align-items:center;gap:7px;font-family:var(--m);font-size:13px;font-weight:500;padding:5px 11px;border-radius:999px;border:1px solid}
.tag.down{color:var(--down);border-color:rgba(240,74,60,.4);background:rgba(240,74,60,.08)}
.tag.up{color:var(--up);border-color:rgba(53,194,139,.4);background:rgba(53,194,139,.08)}
.tag.range{color:var(--range);border-color:rgba(224,169,59,.4);background:rgba(224,169,59,.08)}
.tag .d{width:7px;height:7px;border-radius:50%;background:currentColor}

/* ── Cabecera de sección ── */
.shead{display:flex;align-items:baseline;gap:16px;margin-bottom:48px}
.shead .n{font-family:var(--m);font-size:13px;color:var(--red-light)}
.shead h2{font-size:30px;font-weight:700;letter-spacing:-.025em}
.shead .hint{margin-left:auto;font-family:var(--m);font-size:12px;color:var(--t3)}
.band.warm .shead h2{color:var(--tl1)} .band.warm .shead .hint{color:var(--tl3)}
.empty{color:var(--t2);font-family:var(--m);font-size:14px}

/* ── Chart ── */
.chart-card{background:linear-gradient(180deg,#0F2942 0%,#0a1f36 100%);border:1px solid var(--bd2);border-radius:18px;padding:26px 26px 18px;overflow:hidden}
.legend{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:18px;font-family:var(--m);font-size:12px;color:var(--t2)}
.legend i{width:9px;height:9px;border-radius:2px;display:inline-block;margin-right:7px;vertical-align:middle}
#chart{width:100%;height:340px;display:block}

/* ── Cómo decide ── */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}
.lede{font-size:21px;line-height:1.55;font-weight:300;color:var(--t1)}
.lede b{font-weight:600} .lede .accent{color:var(--red-light);font-weight:500}
.flow{margin-top:18px;display:flex;flex-direction:column;gap:14px}
.flow .step{display:flex;gap:14px;align-items:flex-start}
.flow .num{font-family:var(--m);font-size:13px;color:var(--red-light);border:1px solid rgba(228,36,20,.35);border-radius:7px;padding:3px 9px;flex-shrink:0;margin-top:2px}
.flow .step p{font-size:15.5px;color:var(--t1)}
.flow .step p span{color:var(--t3)}
.spec{background:var(--ocean);border:1px solid var(--bd2);border-radius:14px;padding:8px 0}
.spec .row{display:flex;justify-content:space-between;align-items:center;padding:13px 20px;border-bottom:1px solid var(--bd)}
.spec .row:last-child{border-bottom:0}
.spec .k{font-size:14px;color:var(--t2)}
.spec .v{font-family:var(--m);font-size:14px;color:var(--t1);font-weight:500}
.sublabel{font-family:var(--m);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--t3);margin:0 0 16px}
.gloss-h{font-family:var(--m);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--t3);margin:60px 0 18px}
.gloss{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.gloss .g{background:var(--ocean);border:1px solid var(--bd2);border-radius:12px;padding:20px}
.gloss .abbr{font-family:var(--m);font-size:15px;font-weight:600;color:var(--red-light);margin-bottom:9px}
.gloss p{font-size:13px;color:var(--t2);line-height:1.55}
.gloss p em{color:var(--t1);font-style:normal;font-weight:500}
.risk{margin-top:36px;padding:22px 26px;background:rgba(228,36,20,.06);border:1px solid rgba(228,36,20,.22);border-radius:14px;display:flex;gap:18px;align-items:center}
.risk .big{font-family:var(--m);font-weight:600;color:var(--red-light);font-size:13px;letter-spacing:.1em;text-transform:uppercase;flex-shrink:0}
.risk p{font-size:15px;color:var(--t2)} .risk p b{color:var(--t1);font-weight:500}

/* ── FAQ acordeón (sección warm) ── */
.faq{max-width:780px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--bdl)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:24px 2px;font-size:19px;font-weight:600;letter-spacing:-.01em;color:var(--tl1)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item .chev{font-family:var(--m);font-weight:300;font-size:26px;line-height:1;color:var(--red);transition:transform .25s;flex-shrink:0}
.faq-item[open] .chev{transform:rotate(45deg)}
.faq-item .a{padding:0 2px 26px;font-size:15.5px;color:var(--tl2);line-height:1.65;max-width:68ch}
.faq-item .a b{color:var(--tl1);font-weight:600}

/* ── Bento: live vs backtest ── */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.box{background:var(--ocean);border:1px solid var(--bd2);border-radius:14px;padding:22px}
.box .lab{font-family:var(--m);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--t3);margin-bottom:12px}
.box .big{font-family:var(--m);font-size:34px;font-weight:500;letter-spacing:-.02em}
.box .big.neg{color:var(--down)} .box .big.posv{color:var(--up)}
.box small{display:block;margin-top:6px;font-size:12px;color:var(--t3);font-family:var(--m)}
.bt{grid-column:span 4;background:linear-gradient(135deg,rgba(228,36,20,.11),rgba(228,36,20,.02));border:1px solid rgba(228,36,20,.30);border-radius:16px;padding:26px 28px}
.bt .head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:10px}
.bt .head h3{font-size:20px;font-weight:700;letter-spacing:-.02em}
.bt .stamp{font-family:var(--m);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--red-light);border:1px solid rgba(228,36,20,.4);border-radius:999px;padding:6px 12px}
.bt .grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.bt .stat .big{font-family:var(--m);font-size:32px;font-weight:500;letter-spacing:-.02em;color:var(--t1)}
.bt .stat .lab{font-family:var(--m);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--t3);margin-top:8px}
.bt .foot{margin-top:20px;font-size:13.5px;color:var(--t2);max-width:70ch}
.dist{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px;align-items:center}
.dist .lab{font-family:var(--m);font-size:12px;color:var(--t3);margin-right:6px}
.pill{font-family:var(--m);font-size:11.5px;padding:3px 9px;border-radius:999px;border:1px solid}
.pill.down{color:var(--down);border-color:rgba(240,74,60,.35)}
.pill.up{color:var(--up);border-color:rgba(53,194,139,.35)}
.pill.range{color:var(--range);border-color:rgba(224,169,59,.35)}

/* ── Tablas ── */
.two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.tcap{font-family:var(--m);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--t3);margin-bottom:14px}
.tbl-wrap{border:1px solid var(--bd);border-radius:14px;overflow-x:auto}
table{width:100%;border-collapse:collapse}
th{font-family:var(--m);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--t3);text-align:left;padding:14px 20px;background:var(--ocean);font-weight:500;white-space:nowrap}
td{padding:14px 20px;border-top:1px solid var(--bd);font-size:14px;white-space:nowrap}
td.mono,th.r{text-align:right} td.mono{font-family:var(--m);color:var(--t1)}
.pos{color:var(--up)} .neg{color:var(--down)}

/* ── Footer ── */
footer{padding:40px 0 60px}
footer p{font-family:var(--m);font-size:12px;color:var(--t3);text-align:center;letter-spacing:.02em}

/* ── Mobile ── */
@media (max-width:680px){
  :root{--pad:20px}
  nav{padding:16px 20px}
  .band{padding:64px 0}
  .hero{padding:52px 0 56px}
  .hero h1{font-size:38px} .hero .sub{font-size:16px}
  .state{grid-template-columns:1fr 1fr}
  .shead h2{font-size:24px} .shead .hint{display:none} .shead{margin-bottom:32px}
  .split{grid-template-columns:1fr;gap:32px}
  .gloss{grid-template-columns:1fr 1fr}
  .bento{grid-template-columns:1fr 1fr}
  .bt,.bt .grid4{grid-column:auto} .bt .grid4{grid-template-columns:1fr 1fr;gap:18px}
  .two{grid-template-columns:1fr}
  .faq-item summary{font-size:17px}
  #chart{height:260px}
}