:root {
  --bg: #f6f7f9; --card: #ffffff; --ink: #111827; --muted: #6b7280; --line: #e5e7eb;
  --up: #059669; --down: #dc2626; --bot: #2563eb; --dca: #9ca3af; --contrib: #111827;
  --warn: #b45309; --pill: #eef2f7;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f17; --card: #121826; --ink: #e5e7eb; --muted: #94a3b8; --line: #1f2937;
    --up: #34d399; --down: #f87171; --bot: #60a5fa; --dca: #6b7280; --contrib: #e5e7eb;
    --warn: #fbbf24; --pill: #1f2937;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body { font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif; }
[hidden] { display: none !important; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 0 0 12px; font-weight: 600; }
.muted { color: var(--muted); } .small { font-size: 13px; }
.up { color: var(--up); } .down { color: var(--down); } .warn { color: var(--warn); }

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; }
.logo { width: 22px; height: 22px; border-radius: 6px; background:
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Crect width='32' height='32' rx='7' fill='%23111827'/%3E%3Cpath d='M6 22l6-7 5 4 9-11' stroke='%2334d399' stroke-width='3' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/cover; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.btn { background: var(--ink); color: var(--bg); border: 0; border-radius: 10px; padding: 10px 14px; font-weight: 600; cursor: pointer; font-size: 14px; }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--line); padding: 6px 12px; }
.pill { background: var(--pill); border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.pill.ok::before, .pill.bad::before { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.pill.ok::before { background: var(--up); } .pill.bad::before { background: var(--down); }

/* login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; display: grid; gap: 12px; }
.login-card label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.login-card input { font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.error { color: var(--down); min-height: 1em; margin: 0; font-size: 13px; }

/* layout */
.top { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--line); background: var(--card); position: sticky; top: 0; z-index: 2; gap: 8px; }
.top-right { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 16px; display: grid; gap: 16px; }
.wrap > *, .grid2 > *, .kpis > * { min-width: 0; }
.brand { white-space: nowrap; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
@media (max-width: 520px) { .kpis { grid-template-columns: 1fr 1fr; } .kpi .value { font-size: 20px; } .top .pill { font-size: 11px; padding: 3px 8px; } }
.kpi .label { font-size: 12px; color: var(--muted); }
.kpi .value { font-size: 24px; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .sub { font-size: 12px; margin-top: 2px; font-variant-numeric: tabular-nums; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } }

.signals { display: grid; gap: 10px; }
.sig { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; padding: 10px 12px; border: 1px solid var(--line); border-radius: 12px; }
.sig .coin { font-weight: 700; font-size: 16px; width: 44px; }
.sig .detail { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.sig .state { font-weight: 700; font-size: 13px; text-align: right; }

.meter { height: 10px; background: var(--pill); border-radius: 999px; overflow: hidden; margin: 10px 0 8px; }
.meter > div { height: 100%; border-radius: 999px; }

.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.legend { display: flex; gap: 14px; font-size: 12px; color: var(--muted); flex-wrap: wrap; }
.legend span::before { content: ""; display: inline-block; width: 10px; height: 3px; border-radius: 2px; margin-right: 6px; vertical-align: 3px; background: var(--c); }
.chart-box { position: relative; height: 300px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 12px; }
td.num, th.num { text-align: right; }
.tag { font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: var(--pill); }
.tag.compra { color: var(--up); } .tag.venta { color: var(--down); } .tag.aporte { color: var(--bot); } .tag.apagado { color: var(--down); }
.rules { padding: 4px 2px 24px; }