:root {
  --bg: #080b12;
  --bg-soft: #0d121d;
  --card: #111826;
  --card-2: #0f1522;
  --border: rgba(148, 163, 184, .14);
  --border-strong: rgba(148, 163, 184, .28);
  --text: #e6edf7;
  --muted: #8493ab;
  --accent: #4f8cff;
  --accent-soft: rgba(79, 140, 255, .14);
  --aster: #f5a524;
  --aster-soft: rgba(245, 165, 36, .14);
  --green: #22c55e;
  --green-soft: rgba(34, 197, 94, .14);
  --red: #ef4444;
  --red-soft: rgba(239, 68, 68, .14);
  --amber: #f5a524;
  --radius: 14px;
  --font: "Inter", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background:
    radial-gradient(1100px 620px at 10% -12%, rgba(79, 140, 255, .10), transparent 62%),
    radial-gradient(900px 520px at 102% -4%, rgba(245, 165, 36, .07), transparent 58%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  min-height: 100vh;
}
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.right { text-align: right; }
.hidden { display: none !important; }
.pos { color: var(--green); }
.neg { color: var(--red); }
.zero { color: var(--muted); }

.app { max-width: 1560px; margin: 0 auto; padding: 22px 26px 40px; }

/* topbar */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.brand { display: flex; align-items: center; gap: 14px; }
.logo {
  width: 48px; height: 48px; border-radius: 13px; display: grid; place-items: center;
  font-family: var(--mono); font-weight: 700; font-size: 18px; letter-spacing: .5px;
  background: linear-gradient(135deg, rgba(245,165,36,.22), rgba(79,140,255,.22));
  border: 1px solid var(--border-strong);
  color: #fff;
}
h1 { margin: 0; font-size: 19px; font-weight: 650; letter-spacing: .2px; }
h1 .lbl { font-size: 12px; font-weight: 500; color: var(--muted); margin-left: 8px; letter-spacing: 1px; }
.sub { margin: 4px 0 0; font-size: 12.5px; color: var(--muted); }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.pill {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; border-radius: 999px;
  background: var(--card); border: 1px solid var(--border); font-size: 12.5px; color: var(--text);
}
.pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); box-shadow: 0 0 0 3px rgba(148,163,184,.12); }
.pill.ok i { background: var(--green); box-shadow: 0 0 0 3px var(--green-soft); }
.pill.warn i { background: var(--amber); box-shadow: 0 0 0 3px rgba(245,165,36,.16); }
.pill.bad i { background: var(--red); box-shadow: 0 0 0 3px var(--red-soft); }
.btn {
  padding: 9px 15px; border-radius: 10px; background: var(--accent); color: #fff; border: 0;
  font-size: 13px; font-weight: 600; cursor: pointer; transition: .18s;
}
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.ghost { background: transparent; border: 1px solid var(--border-strong); color: var(--text); }
.icon-btn { background: transparent; border: 0; color: var(--muted); font-size: 18px; cursor: pointer; padding: 4px 8px; }
.icon-btn:hover { color: var(--text); }

/* controls */
.control-bar {
  margin-top: 20px; display: flex; align-items: flex-end; gap: 14px; flex-wrap: wrap;
  padding: 14px 16px; background: var(--card-2); border: 1px solid var(--border); border-radius: var(--radius);
}
.tabs { display: flex; gap: 6px; background: var(--bg-soft); padding: 4px; border-radius: 11px; border: 1px solid var(--border); }
.tab {
  padding: 8px 16px; border-radius: 8px; border: 0; background: transparent; color: var(--muted);
  font-size: 13px; font-weight: 600; cursor: pointer; transition: .16s; white-space: nowrap;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--accent-soft); color: #cfe0ff; box-shadow: inset 0 0 0 1px rgba(79,140,255,.35); }
.spacer { flex: 1; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: 11.5px; color: var(--muted); letter-spacing: .3px; }
.field select, .field input {
  background: var(--bg-soft); color: var(--text); border: 1px solid var(--border-strong);
  border-radius: 9px; padding: 8px 11px; font-size: 13px; outline: none; min-width: 120px;
}
.field input { min-width: 190px; font-family: var(--mono); }
.field select:focus, .field input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.switch { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted); padding-bottom: 8px; cursor: pointer; }
.switch input { width: 16px; height: 16px; accent-color: var(--accent); }

/* alert */
.alert {
  margin-top: 14px; padding: 12px 15px; border-radius: 11px; background: var(--red-soft);
  border: 1px solid rgba(239,68,68,.35); color: #ffd7d7; font-size: 13px;
}

/* kpi */
.kpi-grid { margin-top: 16px; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); }
.kpi { padding: 14px 16px 15px; }
.kpi-head { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--muted); }
.tag { font-size: 10.5px; letter-spacing: .6px; text-transform: uppercase; padding: 2px 7px; border-radius: 6px; background: rgba(148,163,184,.1); color: var(--muted); }
.kpi-value { margin-top: 10px; font-size: 22px; font-weight: 650; letter-spacing: .2px; }
.kpi-sub { margin-top: 5px; font-size: 11.5px; color: var(--muted); }

/* table */
.table-card { margin-top: 16px; overflow: hidden; }
.table-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 16px 18px 12px; }
.table-head h2 { margin: 0; font-size: 15.5px; font-weight: 650; }
.table-head p { margin: 4px 0 0; font-size: 12px; }
.legend { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--muted); }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; margin-left: 10px; }
.dot.aster { background: var(--aster); }
.dot.binance { background: var(--accent); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
  position: sticky; top: 0; z-index: 2;
  background: var(--card-2); color: var(--muted); font-size: 11.5px; font-weight: 600;
  text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border-strong); white-space: nowrap;
  letter-spacing: .2px;
}
thead th.sortable { cursor: pointer; user-select: none; }
thead th.sortable:hover { color: var(--text); }
thead th.sortable.active { color: var(--accent); }
tbody tr { border-bottom: 1px solid rgba(148,163,184,.07); cursor: pointer; transition: background .15s; }
tbody tr:hover { background: rgba(79,140,255,.06); }
tbody td { padding: 10px 12px; font-size: 13px; white-space: nowrap; }
tbody td.mono, .col-num { font-family: var(--mono); font-variant-numeric: tabular-nums; text-align: right; }
.col-num { text-align: right; }
.col-rank { width: 44px; color: var(--muted); font-family: var(--mono); }
.col-symbol { font-weight: 650; letter-spacing: .2px; }
.col-dir { font-size: 12px; }
.empty { text-align: center; color: var(--muted); padding: 40px 0 !important; }
.rank-badge {
  display: inline-grid; place-items: center; width: 26px; height: 22px; border-radius: 7px;
  font-size: 11.5px; color: var(--muted); background: rgba(148,163,184,.09);
}
.rank-badge.top1 { color: #ffe3a6; background: rgba(245,165,36,.2); box-shadow: inset 0 0 0 1px rgba(245,165,36,.4); }
.rank-badge.top2 { color: #d8e6ff; background: rgba(79,140,255,.18); }
.rank-badge.top3 { color: #c8f0d7; background: rgba(34,197,94,.14); }
.dir-badge {
  display: inline-flex; align-items: center; gap: 5px; padding: 3px 8px; border-radius: 7px;
  font-size: 11.5px; background: var(--bg-soft); border: 1px solid var(--border); color: var(--muted);
}
.dir-badge.short-a { color: #ffd79a; border-color: rgba(245,165,36,.35); background: var(--aster-soft); }
.dir-badge.long-a { color: #cfe0ff; border-color: rgba(79,140,255,.35); background: var(--accent-soft); }
.table-foot { display: flex; justify-content: space-between; gap: 12px; padding: 12px 18px 14px; font-size: 11.5px; border-top: 1px solid var(--border); flex-wrap: wrap; }
.foot { margin-top: 18px; display: flex; flex-direction: column; gap: 6px; font-size: 11.5px; color: var(--muted); }

/* drawer */
.drawer-mask { position: fixed; inset: 0; background: rgba(3,6,12,.66); z-index: 40; backdrop-filter: blur(2px); }
.drawer {
  position: fixed; top: 0; right: 0; height: 100vh; width: min(760px, 92vw); z-index: 41;
  background: var(--bg-soft); border-left: 1px solid var(--border-strong);
  display: flex; flex-direction: column; box-shadow: -20px 0 50px rgba(0,0,0,.4);
}
.drawer-head { padding: 18px 20px 14px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: flex-start; }
.drawer-head h3 { margin: 0; font-size: 17px; letter-spacing: .3px; }
.drawer-head p { margin: 5px 0 0; font-size: 12px; }
.drawer-body { padding: 16px 20px 26px; overflow-y: auto; }
.drawer-kpis { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 10px; }
.dkpi { background: var(--card); border: 1px solid var(--border); border-radius: 11px; padding: 11px 13px; }
.dkpi .k { font-size: 11px; color: var(--muted); }
.dkpi .v { margin-top: 7px; font-size: 16px; font-weight: 650; font-family: var(--mono); }
.chart-box { margin-top: 16px; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px 8px; }
#chart { width: 100%; height: 280px; display: block; }
.chart-legend { display: flex; gap: 16px; font-size: 11.5px; color: var(--muted); padding: 4px 2px 2px; }
.line { display: inline-block; width: 14px; height: 2px; vertical-align: middle; margin-right: 6px; border-radius: 2px; }
.line.diff { background: var(--green); }
.line.aster { background: var(--aster); }
.line.binance { background: var(--accent); }
.drawer-table-wrap { margin-top: 16px; max-height: 300px; overflow-y: auto; border: 1px solid var(--border); border-radius: 12px; }
table.mini thead th { position: sticky; top: 0; background: var(--card-2); font-size: 11px; padding: 8px 12px; }
table.mini td { padding: 7px 12px; font-size: 12px; border-bottom: 1px solid rgba(148,163,184,.06); }
table.mini td.right { text-align: right; font-family: var(--mono); }

@media (max-width: 1320px) {
  .hide-lg { display: none; }
  .kpi-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
}
@media (max-width: 1080px) {
  .hide-md { display: none; }
  .kpi-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .drawer-kpis { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 760px) {
  .app { padding: 16px 14px 30px; }
  .hide-sm { display: none; }
  .topbar { flex-direction: column; align-items: flex-start; }
  .control-bar { align-items: stretch; }
  .field input { min-width: 0; width: 100%; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .table-head { flex-direction: column; gap: 6px; }
}