/* copilot-tax — dark theme, monospaced numbers, no framework. */

:root {
  --bg: #0b0f17;
  --bg-elev: #131826;
  --bg-elev-2: #1a2030;
  --border: #243044;
  --border-soft: #1c2536;
  --text: #e6ecf3;
  --text-soft: #a6b3c5;
  --muted: #6e7d96;
  --accent: #d2ff5e;
  --accent-dim: #b8e74a;
  --danger: #ff5b5b;
  --danger-soft: #5a1f25;
  --success: #5bff96;
  --success-soft: #1a4c2f;
  --warning: #ffba5b;
  --link: #8bb4ff;
  --mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  padding: 28px clamp(16px, 4vw, 48px) 16px;
  border-bottom: 1px solid var(--border-soft);
  flex-wrap: wrap;
}

.brand { display: flex; gap: 14px; align-items: flex-start; max-width: 720px; }
.brand-mark {
  display: inline-grid; place-items: center;
  width: 44px; height: 44px;
  background: var(--accent); color: #0a0a0a;
  font-family: var(--mono); font-weight: 700;
  border-radius: 8px;
  flex: 0 0 auto;
}
.brand-text h1 { margin: 0; font-size: 24px; letter-spacing: -0.01em; }
.brand-text p  { margin: 4px 0 0; color: var(--text-soft); font-size: 13.5px; }

.countdown {
  display: flex; flex-direction: column; align-items: flex-end;
  padding: 12px 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 240px;
}
.cd-label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.cd-value { font-family: var(--mono); font-size: 22px; color: var(--accent); margin-top: 4px; }
.cd-target { font-family: var(--mono); font-size: 11px; color: var(--text-soft); margin-top: 4px; }

.tabs {
  display: flex; gap: 4px;
  padding: 0 clamp(16px, 4vw, 48px);
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg);
  position: sticky; top: 0; z-index: 5;
  overflow-x: auto;
}
.tab {
  display: inline-block;
  padding: 12px 14px;
  color: var(--text-soft);
  font-weight: 500;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab:hover { color: var(--text); text-decoration: none; }

main { padding: 24px clamp(16px, 4vw, 48px) 64px; }
.panel { display: none; }
.panel.active { display: block; }
.panel-header h2 { margin: 0 0 4px; font-size: 18px; }
.muted { color: var(--text-soft); }
.muted.small { font-size: 12px; }

.controls {
  display: flex; gap: 12px; flex-wrap: wrap; align-items: end;
  margin-top: 12px;
}
.controls label { display: flex; flex-direction: column; font-size: 12px; color: var(--text-soft); gap: 4px; }
.controls select, .controls input {
  background: var(--bg-elev); color: var(--text);
  border: 1px solid var(--border);
  padding: 7px 10px;
  border-radius: 6px;
  font: inherit;
}
button {
  background: var(--bg-elev);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  font: inherit;
}
button:hover { border-color: var(--accent); color: var(--accent); }
button.primary {
  background: var(--accent);
  color: #0a0a0a;
  border-color: var(--accent);
  font-weight: 600;
}
button.primary:hover { background: var(--accent-dim); }

.lb-status { margin: 8px 0; color: var(--text-soft); font-family: var(--mono); font-size: 12px; }

.lb-table-wrap { overflow-x: auto; border: 1px solid var(--border-soft); border-radius: 10px; }
.lb-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-elev);
  min-width: 880px;
}
.lb-table th, .lb-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 13px;
}
.lb-table th { color: var(--muted); font-weight: 500; text-transform: uppercase; letter-spacing: 0.04em; font-size: 11px; }
.lb-table td.num, .lb-table th.num { font-family: var(--mono); text-align: right; }
.lb-table tbody tr:hover { background: var(--bg-elev-2); }

.tax-hot { color: var(--danger); }
.tax-mid { color: var(--warning); }
.tax-cool { color: var(--success); }

.calc { display: flex; flex-direction: column; gap: 16px; max-width: 720px; }
.calc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.calc-grid label { display: flex; flex-direction: column; font-size: 12px; color: var(--text-soft); gap: 4px; }
.calc-grid input, .calc-grid select {
  background: var(--bg-elev); color: var(--text);
  border: 1px solid var(--border); padding: 8px 10px;
  border-radius: 6px; font: inherit;
}
.calc-shares { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 8px; }
.share-row {
  display: grid; grid-template-columns: 1fr 90px; gap: 8px;
  background: var(--bg-elev); border: 1px solid var(--border-soft);
  padding: 8px 10px; border-radius: 6px; align-items: center;
}
.share-row .name { font-size: 12px; color: var(--text-soft); }
.share-row input { background: var(--bg); color: var(--text); border: 1px solid var(--border); padding: 6px 8px; border-radius: 4px; font-family: var(--mono); }

.calc-output { margin-top: 24px; }
.calc-projection { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.proj-card {
  background: var(--bg-elev); border: 1px solid var(--border-soft);
  padding: 14px 16px; border-radius: 10px;
}
.proj-card.best { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.proj-card h4 { margin: 0 0 4px; font-size: 14px; color: var(--text); }
.proj-card .total { font-family: var(--mono); font-size: 22px; color: var(--accent); }
.proj-card .row { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 12px; color: var(--text-soft); padding: 2px 0; }

.plan-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin-top: 12px; }
.plan-card {
  background: var(--bg-elev); border: 1px solid var(--border);
  padding: 18px; border-radius: 12px;
}
.plan-card h3 { margin: 0 0 4px; }
.plan-card .price { font-family: var(--mono); font-size: 26px; color: var(--accent); }
.plan-card .row { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 12px; color: var(--text-soft); padding: 2px 0; }

.alert-list { list-style: none; padding: 0; margin: 12px 0 0; display: flex; flex-direction: column; gap: 8px; }
.alert-item {
  background: var(--bg-elev); border: 1px solid var(--border-soft);
  padding: 10px 14px; border-radius: 8px;
  display: grid; grid-template-columns: 120px 1fr 1fr 90px; gap: 10px; align-items: center;
  font-family: var(--mono); font-size: 12px;
}
.alert-item .type { color: var(--accent); font-weight: 600; text-transform: uppercase; font-size: 11px; }
.alert-item .when { color: var(--muted); }
.alert-item .delta.up { color: var(--danger); }
.alert-item .delta.down { color: var(--success); }

#methodology-body { margin-top: 12px; display: flex; flex-direction: column; gap: 18px; }
#methodology-body section {
  background: var(--bg-elev); border: 1px solid var(--border-soft);
  border-radius: 10px; padding: 14px 18px;
}
#methodology-body h3 { margin: 0 0 6px; font-size: 14px; }
#methodology-body code { font-family: var(--mono); background: var(--bg-elev-2); padding: 1px 6px; border-radius: 4px; }
#methodology-body ul { padding-left: 18px; }
#methodology-body li { margin: 4px 0; }

.foot {
  display: flex; justify-content: space-between;
  padding: 16px clamp(16px, 4vw, 48px);
  border-top: 1px solid var(--border-soft);
  color: var(--muted); font-size: 12px;
}

@media (max-width: 720px) {
  .top { flex-direction: column; }
  .countdown { align-items: flex-start; min-width: 0; width: 100%; }
  .alert-item { grid-template-columns: 1fr; }
}