:root {
  --bg: #0e0f11; --panel: #16181b; --panel2: #1c1f23; --line: #2a2e33;
  --text: #ece9e2; --muted: #8d8f93; --accent: #d7ff5a; --long: #3ddc97; --short: #ff5c6c; --warn: #ffb547;
  --r: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font: inherit; cursor: pointer; border: 1px solid var(--line); background: var(--panel2); color: var(--text); padding: 8px 12px; border-radius: 8px; }
button:hover:not(:disabled) { border-color: #444a52; }
button:disabled { opacity: .5; cursor: default; }
button.primary { background: var(--accent); color: #111; border-color: var(--accent); font-weight: 600; }
button.long { background: var(--long); color: #062; border-color: var(--long); font-weight: 600; }
button.short { background: var(--short); color: #300; border-color: var(--short); font-weight: 600; }
button.ghost { background: transparent; }
button.small { padding: 4px 8px; font-size: 12px; }
input, select { font: inherit; width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 8px; padding: 9px 10px; }
input:focus { outline: none; border-color: var(--accent); }
.num { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.up { color: var(--long); } .down { color: var(--short); } .warn { color: var(--warn); }

header { display: flex; align-items: center; gap: 16px; padding: 12px 18px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--bg); z-index: 5; }
header .brand { font-weight: 700; letter-spacing: .02em; }
header nav { display: flex; gap: 4px; }
header nav button { background: transparent; border-color: transparent; color: var(--muted); }
header nav button.on { color: var(--text); border-color: var(--line); background: var(--panel); }
header .right { margin-left: auto; display: flex; gap: 10px; align-items: center; }

main { padding: 16px; max-width: 1500px; margin: 0 auto; }
.grid { display: grid; grid-template-columns: 290px minmax(0, 1fr) 320px; gap: 14px; align-items: start; }
@media (max-width: 1100px) { .grid { grid-template-columns: 1fr; } }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 14px; margin-bottom: 14px; }
.panel h3 { margin: 0 0 10px; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
.row { display: flex; gap: 8px; align-items: center; }
.row > * { flex: 1; }
.stack > * + * { margin-top: 10px; }
.kv { display: flex; justify-content: space-between; padding: 4px 0; }
.kv span:first-child { color: var(--muted); }
.big { font-size: 26px; font-weight: 300; }

.markets { max-height: 70vh; overflow: auto; margin: 0 -6px; }
.mkt { display: grid; grid-template-columns: 28px 1fr auto; gap: 8px; align-items: center; padding: 7px 6px; border-radius: 8px; cursor: pointer; }
.mkt:hover { background: var(--panel2); } .mkt.sel { background: var(--panel2); outline: 1px solid var(--line); }
.mkt img, .mkt .ph { width: 28px; height: 28px; border-radius: 50%; background: var(--line); object-fit: cover; }
.mkt .sym { font-weight: 600; } .mkt .sub { font-size: 12px; color: var(--muted); }
.mkt .r { text-align: right; font-size: 12px; }

.chart { width: 100%; height: 440px; border: 0; border-radius: var(--r); background: var(--panel); }
.seg { display: flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.seg button { flex: 1; border: 0; border-radius: 0; background: transparent; color: var(--muted); }
.seg button.on-long { background: var(--long); color: #062; font-weight: 600; }
.seg button.on-short { background: var(--short); color: #300; font-weight: 600; }
.seg button.on { background: var(--panel2); color: var(--text); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; color: var(--muted); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; padding: 6px 8px; border-bottom: 1px solid var(--line); }
td { padding: 8px; border-bottom: 1px solid #202327; vertical-align: middle; }
.tablewrap { overflow-x: auto; }
.pill { display: inline-block; padding: 1px 7px; border-radius: 99px; font-size: 11px; font-weight: 600; background: var(--panel2); }
.pill.long { color: var(--long); } .pill.short { color: var(--short); }

.msg { font-size: 13px; padding: 8px 10px; border-radius: 8px; background: var(--panel2); }
.msg.err { color: var(--short); } .msg.ok { color: var(--long); }

.center { max-width: 380px; margin: 12vh auto; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 14px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 14px; }
.card .l { color: var(--muted); font-size: 12px; } .card .v { font-size: 20px; margin-top: 4px; }
.hidden { display: none !important; }
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: flex-start; justify-content: center; padding: 12vh 16px 16px; z-index: 50; }
.modal-box { width: 100%; max-width: 380px; }
.banner { text-align: center; padding: 8px 16px; font-size: 13px; background: #1d2a45; color: #cfe0ff; border-bottom: 1px solid var(--line); }
.banner.warnbar { background: #3a2d12; color: var(--warn); }
code.code { display: block; font-size: 18px; padding: 12px; background: var(--bg); border: 1px dashed var(--accent); border-radius: 8px; text-align: center; letter-spacing: .05em; user-select: all; }