:root {
  --ink: #0E1A2E;        /* Cronos midnight */
  --deck: #142540;       /* panels */
  --rule: #233A5E;       /* borders */
  --text: #E6EDF7;
  --muted: #8C9DB7;
  --ice: #9CC9FF;        /* the one accent: VVS diamond */
  --gain: #45B892;
  --loss: #E8705F;
  --amber: #E9B44C;
  --display: 'Bricolage Grotesque', system-ui, sans-serif;
  --ui: 'Instrument Sans', system-ui, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--ink); color: var(--text); font: 15px/1.5 var(--ui); -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }
h1, h2 { font-family: var(--display); font-weight: 600; letter-spacing: -0.01em; margin: 0; }
h2 { font-size: 1.15rem; }
p { margin: 0; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.mt { margin-top: 1.5rem; }
.num, .facts dd, .table td.r, .big { font-variant-numeric: tabular-nums; }
.gain { color: var(--gain); } .loss { color: var(--loss); }
:focus-visible { outline: 2px solid var(--ice); outline-offset: 2px; border-radius: 4px; }

/* gem logo */
.gem { width: 22px; height: 22px; flex: none; }
.gem path { fill: none; stroke: var(--ice); stroke-width: 1.6; stroke-linejoin: round; }
.gem .facet { stroke-width: 1; opacity: .55; }

/* buttons */
.btn { font: 500 .9rem var(--ui); color: var(--text); background: var(--deck); border: 1px solid var(--rule); border-radius: 8px; padding: .55rem 1rem; cursor: pointer; }
.btn:hover { border-color: var(--ice); }
.btn.primary { background: var(--ice); color: var(--ink); border-color: var(--ice); font-weight: 600; }
.btn.ghost { background: transparent; }
.btn.small { padding: .3rem .7rem; font-size: .8rem; }
.btn.bad { border-color: #6b3a3a; color: #ffb4a8; background: transparent; }
.btn.bad:hover { background: #3a2026; }

/* login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-box { width: min(360px, 100%); display: grid; gap: .8rem; }
.login-box .gem { width: 44px; height: 44px; margin-bottom: .5rem; }
.login-box h1 { font-size: 1.8rem; margin-bottom: .8rem; }
.login-box label { color: var(--muted); font-size: .9rem; }
input, select { font: inherit; color: var(--text); background: var(--ink); border: 1px solid var(--rule); border-radius: 8px; padding: .6rem .75rem; width: 100%; }
input:focus { border-color: var(--ice); outline: none; }
.err { color: var(--loss); min-height: 1.4em; font-size: .9rem; }

/* header */
.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 1.5rem; padding: .7rem 24px; background: rgba(14, 26, 46, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--rule); }
.brand { display: flex; align-items: center; gap: .55rem; font-family: var(--display); font-weight: 600; font-size: 1.05rem; white-space: nowrap; }
.mode { font: 500 .72rem var(--ui); color: var(--amber); border: 1px solid #5a4a26; border-radius: 99px; padding: .05rem .5rem; }
.tabs { display: flex; gap: .2rem; overflow-x: auto; scrollbar-width: none; flex: 1; }
.tabs button { font: 500 .92rem var(--ui); color: var(--muted); background: none; border: 0; padding: .45rem .8rem; border-radius: 7px; cursor: pointer; white-space: nowrap; }
.tabs button:hover { color: var(--text); }
.tabs button[aria-selected="true"] { color: var(--text); background: var(--deck); box-shadow: inset 0 -2px 0 var(--ice); }
.run { display: flex; align-items: center; gap: .5rem; font: 600 .85rem var(--ui); color: var(--text); background: var(--deck); border: 1px solid var(--rule); border-radius: 99px; padding: .4rem .9rem; cursor: pointer; white-space: nowrap; }
.run .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gain); box-shadow: 0 0 0 3px rgba(69, 184, 146, .2); }
.run.paused .dot { background: var(--amber); box-shadow: 0 0 0 3px rgba(233, 180, 76, .2); }
.run:hover { border-color: var(--ice); }

main { max-width: 1240px; margin: 0 auto; padding: 28px 24px 80px; }

/* hero */
.hero { display: grid; grid-template-columns: minmax(240px, 1fr) 2.2fr; gap: 2rem; align-items: end; padding-bottom: 1.6rem; border-bottom: 1px solid var(--rule); }
.big { font-family: var(--display); font-weight: 700; font-size: clamp(2.6rem, 6vw, 4.4rem); line-height: 1; letter-spacing: -0.03em; margin: .3rem 0 .6rem; }
.hero-sub { color: var(--muted); }
.curve { height: 190px; position: relative; }

/* facts row */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin: 0; padding: 1.2rem 0; gap: 1rem 2rem; }
.facts dt { color: var(--muted); font-size: .85rem; }
.facts dd { margin: .1rem 0 0; font-size: 1.25rem; font-weight: 600; }
.facts dd.note { font-size: .8rem; font-weight: 400; color: var(--muted); }

.banner { border: 1px solid var(--rule); border-left: 3px solid var(--amber); padding: .7rem 1rem; border-radius: 6px; margin-bottom: 1rem; background: var(--deck); }
.banner.warn { border-left-color: var(--loss); }

/* panels */
.cols { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.2rem; margin-top: .4rem; }
.panel { background: var(--deck); border: 1px solid var(--rule); border-radius: 12px; padding: 1.2rem 1.3rem; min-width: 0; }
.panel h2 + .muted { margin: .3rem 0 1rem; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: .8rem; }
.intro { margin-bottom: 1.4rem; max-width: 70ch; }
.intro.panel-head { max-width: none; }
.intro p { margin-top: .35rem; }
.empty { color: var(--muted); padding: 1.2rem 0; }

/* open positions */
.pos { display: grid; grid-template-columns: 1fr auto auto; gap: .2rem 1rem; align-items: center; padding: .8rem 0; border-top: 1px solid var(--rule); }
.pos:first-child { border-top: 0; }
.pos .sym { font-weight: 600; }
.pos .meta { grid-column: 1; color: var(--muted); font-size: .82rem; }
.pos .pnl { font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; }
.tag { font-size: .72rem; color: var(--amber); border: 1px solid #5a4a26; border-radius: 99px; padding: 0 .45rem; margin-left: .4rem; font-weight: 500; }
.tag.held { color: var(--ice); border-color: #345579; }

/* events */
.events { list-style: none; margin: 0; padding: 0; max-height: 420px; overflow-y: auto; font-size: .86rem; }
.events li { display: grid; grid-template-columns: 4.2rem 1fr; gap: .6rem; padding: .35rem 0; border-top: 1px solid rgba(35, 58, 94, .6); }
.events li:first-child { border-top: 0; }
.events time { color: var(--muted); font-variant-numeric: tabular-nums; }
.events .warn { color: var(--amber); } .events .error { color: var(--loss); }

/* picks */
.picks { display: grid; gap: .6rem; }
.pick { display: grid; grid-template-columns: minmax(130px, 1fr) minmax(180px, 1.3fr) 2.6fr; gap: 1.4rem; align-items: center; background: var(--deck); border: 1px solid var(--rule); border-radius: 10px; padding: .9rem 1.1rem; }
.pick.go { border-color: #2f5f86; }
.pick .sym { font-family: var(--display); font-size: 1.15rem; font-weight: 600; }
.pick .sym a { color: inherit; text-decoration: none; }
.pick .sym a:hover { text-decoration: underline; text-decoration-color: var(--ice); }
.pick .sub { color: var(--muted); font-size: .8rem; }
.meter { position: relative; height: 8px; background: var(--ink); border-radius: 99px; margin-top: .35rem; }
.meter i { position: absolute; inset: 0 auto 0 0; border-radius: 99px; background: #4a6385; }
.pick.go .meter i { background: var(--ice); }
.meter b { position: absolute; top: -4px; width: 2px; height: 16px; background: var(--amber); }
.score { display: flex; justify-content: space-between; font-size: .85rem; }
.score strong { font-size: 1.05rem; font-variant-numeric: tabular-nums; }
.reasons { list-style: none; margin: 0; padding: 0; font-size: .86rem; display: grid; gap: .15rem; }
.reasons li::before { content: '+'; display: inline-block; width: 1.1rem; color: var(--gain); font-weight: 700; }
.reasons li.bad::before { content: '−'; color: var(--loss); }

/* table */
.table-wrap { overflow-x: auto; background: var(--deck); border: 1px solid var(--rule); border-radius: 12px; }
.table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.table th { text-align: left; font-weight: 500; color: var(--muted); padding: .75rem 1rem; border-bottom: 1px solid var(--rule); white-space: nowrap; }
.table td { padding: .65rem 1rem; border-top: 1px solid rgba(35, 58, 94, .6); white-space: nowrap; }
.table .r { text-align: right; }

/* weights */
.weights { display: grid; gap: .75rem; }
.w-row { display: grid; grid-template-columns: minmax(150px, 1fr) 1.4fr 3.2rem; gap: .8rem; align-items: center; font-size: .88rem; }
.w-bar { position: relative; height: 10px; background: var(--ink); border-radius: 3px; }
.w-bar::after { content: ''; position: absolute; left: 50%; top: -3px; bottom: -3px; width: 1px; background: var(--muted); }
.w-bar i { position: absolute; top: 0; bottom: 0; border-radius: 3px; }
.w-bar i.pos { left: 50%; background: var(--gain); }
.w-bar i.neg { right: 50%; background: var(--loss); }
.w-bar u { position: absolute; top: -2px; bottom: -2px; width: 2px; background: rgba(230, 237, 247, .35); }
.w-val { text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); }
.chart-box { height: 220px; position: relative; margin-top: .6rem; }

/* reports */
.reports { display: grid; gap: .8rem; }
.report { background: var(--deck); border: 1px solid var(--rule); border-radius: 12px; }
.report summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 1fr auto auto; gap: 1.5rem; align-items: center; padding: 1rem 1.2rem; }
.report summary::-webkit-details-marker { display: none; }
.report summary h3 { margin: 0; font: 600 1.05rem var(--display); }
.report .body { padding: 0 1.2rem 1.2rem; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.report .body h4 { margin: 0 0 .4rem; font-size: .9rem; color: var(--muted); font-weight: 500; }
.report .body ul { margin: 0; padding-left: 1.1rem; font-size: .9rem; }
.verdict { grid-column: 1 / -1; padding: .8rem 1rem; border-radius: 8px; background: var(--ink); border-left: 3px solid var(--muted); }
.verdict.good { border-left-color: var(--gain); } .verdict.bad { border-left-color: var(--loss); }

/* settings */
.settings { display: grid; gap: 1.2rem; margin-bottom: 1.2rem; }
.settings fieldset { border: 1px solid var(--rule); border-radius: 12px; background: var(--deck); padding: 1.2rem 1.3rem; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.1rem 2rem; }
.settings legend { font: 600 1.1rem var(--display); padding: 0 .4rem; }
.field label { display: block; font-weight: 500; margin-bottom: .1rem; }
.field p { color: var(--muted); font-size: .82rem; margin-bottom: .4rem; }
.field .unit { display: flex; align-items: center; gap: .5rem; }
.field .unit span { color: var(--muted); font-size: .85rem; min-width: 2rem; }
.switch { display: flex; align-items: center; gap: .6rem; }
.switch input { width: auto; accent-color: var(--ice); transform: scale(1.2); }
.save-bar { display: flex; gap: 1rem; align-items: center; }
.danger { border-color: #4a2d36; }
.danger-row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .9rem 0; border-top: 1px solid var(--rule); flex-wrap: wrap; }
.danger h2 { margin-bottom: .3rem; }
.inline { display: flex; gap: .5rem; }
.inline input { width: 110px; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--text); color: var(--ink); padding: .6rem 1.1rem; border-radius: 8px; font-weight: 500; z-index: 20; }

@media (max-width: 900px) {
  .top { flex-wrap: wrap; gap: .6rem 1rem; padding: .6rem 16px; }
  .tabs { order: 3; flex-basis: 100%; }
  .brand { flex: 1; }
  main { padding: 20px 16px 60px; }
  .hero { grid-template-columns: 1fr; gap: 1rem; }
  .curve { height: 150px; }
  .cols { grid-template-columns: 1fr; }
  .pick { grid-template-columns: 1fr 1fr; gap: .8rem 1rem; }
  .pick .reasons { grid-column: 1 / -1; }
  .w-row { grid-template-columns: 1fr 1fr 3rem; }
  .report summary { grid-template-columns: 1fr auto; }
  .report summary .hide-sm { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }