:root {
  --bg: #0b0f17; --bg2: #111725; --panel: #141b2b; --line: #222c42; --line2: #2d3954;
  --txt: #e6ebf5; --muted: #8a96b0; --long: #22c58b; --long-bg: rgba(34,197,139,.12);
  --short: #f0506e; --short-bg: rgba(240,80,110,.12); --wait: #9aa6bf; --accent: #f5b942; --blue: #4c8dff;
  --mono: 'IBM Plex Mono', ui-monospace, monospace; --sans: 'Inter Tight', system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--txt); font: 14px/1.45 var(--sans); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.err { color: var(--short); min-height: 1.2em; }
.mono, .num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
h2 { margin: 0; font-size: 18px; font-weight: 600; }
h3 { margin: 0 0 10px; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
a { color: var(--blue); text-decoration: none; }

/* Giriş */
.login { position: fixed; inset: 0; display: grid; place-items: center; padding: 16px; }
.login-box { width: min(360px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 28px; display: grid; gap: 12px; }

/* Üst bar */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 16px; padding: 10px 20px; background: rgba(11,15,23,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; font-size: 16px; letter-spacing: -.01em; display: flex; align-items: center; gap: 8px; }
.brand.big { font-size: 20px; }
.logo { color: var(--accent); }
.top-stats { display: flex; gap: 18px; margin-left: auto; align-items: center; }
.stat { display: flex; align-items: center; gap: 6px; font-size: 12px; }
.stat .lbl { color: var(--muted); }
.stat b { font-family: var(--mono); font-weight: 500; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--wait); }
.dot.on { background: var(--long); box-shadow: 0 0 8px var(--long); }
.dot.off { background: var(--short); }

.tabs { display: flex; gap: 2px; padding: 0 20px; border-bottom: 1px solid var(--line); overflow-x: auto; scrollbar-width: none; background: var(--bg); position: sticky; top: 51px; z-index: 19; }
.tabs button { background: none; border: 0; color: var(--muted); padding: 12px 14px; font: 500 14px var(--sans); cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs button.active { color: var(--txt); border-bottom-color: var(--accent); }
main { padding: 20px; max-width: 1500px; margin: 0 auto; }
.tab { display: none; }
.tab.active { display: block; }
.row-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.row-head .legend { font-size: 12px; }
.row-head > .btn:last-child { margin-left: auto; }

/* Düğmeler, formlar */
.btn { background: var(--bg2); color: var(--txt); border: 1px solid var(--line2); border-radius: 8px; padding: 9px 16px; font: 500 14px var(--sans); cursor: pointer; }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); color: #1a1406; border-color: var(--accent); font-weight: 600; }
.btn.sm { padding: 6px 12px; font-size: 13px; }
.btn.ghost { background: transparent; }
input, select { background: var(--bg2); color: var(--txt); border: 1px solid var(--line2); border-radius: 8px; padding: 9px 11px; font: 14px var(--sans); width: 100%; }
input:focus, select:focus { outline: none; border-color: var(--accent); }
input[type=range] { padding: 0; accent-color: var(--accent); }
input[type=checkbox] { width: auto; accent-color: var(--accent); }
.form { display: grid; gap: 12px; align-content: start; }
.form label { display: grid; gap: 5px; font-size: 12px; color: var(--muted); }
.form label.check { display: flex; align-items: center; gap: 8px; color: var(--txt); font-size: 14px; }
.form.inline { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); align-items: end; margin-bottom: 16px; }
.seg { display: inline-flex; background: var(--bg2); border: 1px solid var(--line2); border-radius: 8px; padding: 2px; flex-wrap: wrap; }
.seg button { background: none; border: 0; color: var(--muted); padding: 6px 11px; border-radius: 6px; cursor: pointer; font: 500 13px var(--sans); }
.seg button.on { background: var(--line2); color: var(--txt); }
.seg.small button { font-size: 12px; padding: 5px 9px; }
.seg.wide { display: flex; } .seg.wide button { flex: 1; padding: 9px; font-weight: 700; }
.seg button.on.long { background: var(--long-bg); color: var(--long); }
.seg button.on.short { background: var(--short-bg); color: var(--short); }
.add-row { display: flex; gap: 8px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; gap: 6px; background: var(--bg2); border: 1px solid var(--line2); border-radius: 20px; padding: 4px 6px 4px 12px; font: 500 13px var(--mono); }
.chip button { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 15px; line-height: 1; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.split:first-child { margin-top: 0; }

/* Sinyal kartları */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 14px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; display: grid; gap: 12px; position: relative; overflow: hidden; }
.card.LONG { border-color: rgba(34,197,139,.45); }
.card.SHORT { border-color: rgba(240,80,110,.45); }
.card.LONG::before, .card.SHORT::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--long); }
.card.SHORT::before { background: var(--short); }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.coin { font-size: 18px; font-weight: 700; }
.coin small { color: var(--muted); font-weight: 500; font-size: 12px; margin-left: 4px; }
.price { font: 500 15px var(--mono); }
.chg.up { color: var(--long); } .chg.down { color: var(--short); }
.badge { font: 700 13px var(--mono); padding: 6px 10px; border-radius: 8px; text-align: center; letter-spacing: .04em; }
.badge.LONG { background: var(--long-bg); color: var(--long); }
.badge.SHORT { background: var(--short-bg); color: var(--short); }
.badge.BEKLE { background: rgba(154,166,191,.12); color: var(--wait); }
.badge small { display: block; font-size: 10px; font-weight: 500; opacity: .8; }
.meter { position: relative; height: 8px; border-radius: 4px; background: linear-gradient(90deg, var(--short) 0%, #3a2333 35%, #263042 50%, #1d3a33 65%, var(--long) 100%); }
.meter i { position: absolute; top: -4px; width: 4px; height: 16px; border-radius: 2px; background: #fff; box-shadow: 0 0 6px rgba(0,0,0,.6); transform: translateX(-2px); }
.meter-lbl { display: flex; justify-content: space-between; font: 11px var(--mono); color: var(--muted); margin-top: 4px; }
.tfs { display: flex; gap: 6px; }
.tf { flex: 1; background: var(--bg2); border-radius: 8px; padding: 6px 8px; text-align: center; }
.tf span { display: block; font-size: 11px; color: var(--muted); }
.tf b { font: 600 14px var(--mono); }
.pos { color: var(--long); } .neg { color: var(--short); }
.plan { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; background: var(--bg2); border-radius: 10px; padding: 10px; }
.plan div span { display: block; font-size: 11px; color: var(--muted); }
.plan div b { font: 500 13px var(--mono); }
.meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12px; color: var(--muted); }
.meta b { color: var(--txt); font-family: var(--mono); font-weight: 500; }
.notes { font-size: 12px; color: var(--accent); display: grid; gap: 2px; }
.warn { font-size: 12px; color: var(--short); }
.card details summary { cursor: pointer; font-size: 12px; color: var(--muted); }
.reasons { display: grid; gap: 3px; margin-top: 8px; font-size: 12px; }
.reasons div { display: flex; justify-content: space-between; gap: 8px; }
.reasons .tfh { color: var(--muted); font-weight: 600; margin-top: 6px; }
.card-actions { display: flex; gap: 8px; }
.card-actions .btn { flex: 1; }
.empty { padding: 40px; text-align: center; color: var(--muted); border: 1px dashed var(--line2); border-radius: 12px; }

/* Listeler */
.list { display: grid; gap: 8px; max-height: 520px; overflow: auto; }
.item { display: grid; gap: 4px; padding: 10px 12px; background: var(--bg2); border-radius: 10px; border-left: 3px solid var(--line2); }
.item.pos { border-left-color: var(--long); } .item.neg { border-left-color: var(--short); }
.item .t { font-weight: 500; color: var(--txt); }
.item .s { font-size: 12px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; }
.tag { font: 500 11px var(--mono); background: var(--line); color: var(--txt); border-radius: 4px; padding: 1px 6px; }
.tag.imp { background: rgba(245,185,66,.18); color: var(--accent); }
.news.list { max-height: none; }
.news .item { grid-template-columns: 1fr auto; }
.news input { max-width: 240px; }
#newsSearch { max-width: 240px; }

/* Grafik */
.chart-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 8px; }
.chart.main { height: 460px; }
.chart.sub { height: 130px; }
.chart.sub.tall { height: 260px; margin-top: 12px; background: var(--panel); border-radius: 12px; }
.pane-lbl { font-size: 11px; color: var(--muted); padding: 6px 4px 0; }
#chartInfo { margin-top: 12px; }
#chartSym { width: auto; min-width: 140px; }

/* Hesap sonuçları */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 14px; }
.kpi { background: var(--bg2); border-radius: 10px; padding: 12px; }
.kpi span { display: block; font-size: 11px; color: var(--muted); }
.kpi b { font: 600 18px var(--mono); }
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: 12px; }
td.num { text-align: right; }

/* Bildirim kutucukları */
#toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 50; width: min(380px, calc(100vw - 32px)); }
.toast { background: var(--panel); border: 1px solid var(--line2); border-left: 4px solid var(--accent); border-radius: 10px; padding: 12px 14px; box-shadow: 0 10px 30px rgba(0,0,0,.4); animation: in .25s ease; cursor: pointer; }
.toast.LONG { border-left-color: var(--long); } .toast.SHORT { border-left-color: var(--short); }
.toast b { display: block; margin-bottom: 3px; }
.toast span { font-size: 12px; color: var(--muted); }
@keyframes in { from { transform: translateY(10px); opacity: 0; } }

.disclaimer { max-width: 1500px; margin: 10px auto 30px; padding: 0 20px; font-size: 12px; color: var(--muted); }

@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
  .top { padding: 10px 16px; flex-wrap: wrap; gap: 8px; }
  .top-stats { order: 3; width: 100%; margin: 0; justify-content: space-between; gap: 8px; }
  .stat { white-space: nowrap; font-size: 11px; }
  .stat .lbl { display: none; }
  #notifBtn { margin-left: auto; }
  .tabs { top: 82px; padding: 0 8px; }
  main { padding: 16px; }
  .grid { grid-template-columns: 1fr; }
  .chart.main { height: 340px; }
  #newsSearch { max-width: none; flex: 1; }
}