/* Mobile-first dark theme. */
:root {
  --bg: #0e0e10;
  --bg-elev: #17171c;
  --bg-elev-2: #1f1f27;
  --fg: #e6e6ea;
  --fg-dim: #9d9da7;
  --accent: #4cc38a;
  --accent-dim: #1f8b5a;
  --bh: #c87cf0;
  --warn: #f0b350;
  --danger: #ef6868;
  --border: #2b2b34;
  --r: 8px;
  --p: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
               Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-size: 15px;
  line-height: 1.4;
}

header {
  padding: var(--p) 16px 4px;
  border-bottom: 1px solid var(--border);
}
header h1 {
  font-size: 1.15rem;
  margin: 0;
}
header h1 a {
  color: var(--fg);
  text-decoration: none;
}
header .tag {
  margin: 0 0 6px;
  color: var(--fg-dim);
  font-size: 0.78rem;
}

main {
  padding: 16px;
  max-width: 980px;
  margin: 0 auto;
}

footer {
  padding: 16px;
  text-align: center;
  color: var(--fg-dim);
  border-top: 1px solid var(--border);
}

form {
  display: flex;
  flex-direction: column;
  gap: var(--p);
}

fieldset {
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: var(--p);
  background: var(--bg-elev);
}

legend {
  font-size: 0.78rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0 6px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
  color: var(--fg-dim);
  flex: 1 1 0;
}

input[type="text"],
input[type="number"],
input[type="date"],
input:not([type]),
select {
  background: var(--bg-elev-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 10px 12px;
  font-size: 1rem;
  font-family: inherit;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}

input:focus,
select:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}

.row {
  display: flex;
  gap: var(--p);
  flex-wrap: wrap;
}
.row > * { min-width: 0; }

label.checkbox {
  flex-direction: row;
  align-items: center;
  gap: 10px;
  color: var(--fg);
  font-size: 0.9rem;
}
label.checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  appearance: auto;
  -webkit-appearance: auto;
  accent-color: var(--accent);
}
label.checkbox span { flex: 1 1 auto; }

.ma-row {
  display: flex;
  align-items: center;
  gap: var(--p);
  margin-bottom: 8px;
}
.ma-row label.checkbox { flex: 1 1 60%; }
.ma-row input[type="number"] { flex: 1 1 30%; }

.hint {
  margin: 0 0 12px;
  color: var(--fg-dim);
  font-size: 0.8rem;
  line-height: 1.4;
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.tabs .group { position: relative; }
.tabs .group > .label {
  display: inline-block;
  color: var(--fg-dim);
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--r) var(--r) 0 0;
  background: var(--bg-elev);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}
.tabs .group:hover > .label,
.tabs .group:focus-within > .label,
.tabs .group.active > .label {
  color: var(--accent);
  background: var(--bg-elev-2);
}
.tabs .group .menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 0 var(--r) var(--r) var(--r);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.45);
  z-index: 50;
  padding: 4px 0;
}
.tabs .group:hover .menu,
.tabs .group:focus-within .menu,
.tabs .group.open .menu { display: block; }
.tabs .group .menu a {
  display: block;
  padding: 7px 14px;
  color: var(--fg-dim);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  white-space: nowrap;
}
.tabs .group .menu a:hover,
.tabs .group .menu a.active {
  color: var(--accent);
  background: var(--bg-elev-2);
}
@media (max-width: 720px) {
  .tabs { flex-wrap: wrap; gap: 2px; }
  .tabs .group { flex: 1 1 30%; min-width: 0; }
  .tabs .group > .label {
    width: 100%;
    text-align: center;
    padding: 6px 4px;
    font-size: 0.8rem;
  }
  .tabs .group .menu {
    position: static;
    display: block;
    min-width: auto;
    box-shadow: none;
    background: transparent;
    border: none;
    padding: 2px 0 6px;
  }
  .tabs .group .menu a {
    padding: 3px 8px;
    font-size: 0.75rem;
    text-align: center;
  }
}

#compare { margin-top: 16px; }
#compare details { margin: 8px 0; }
#compare summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--fg-dim);
  padding: 6px 0;
}
.cmp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}
.cmp-table th, .cmp-table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  text-align: right;
}
.cmp-table th:first-child, .cmp-table td:first-child {
  text-align: left;
}
.cmp-table th {
  color: var(--fg-dim);
  font-weight: 600;
  border-bottom: 1px solid var(--accent);
}
.cmp-table tr:hover td { background: var(--bg-elev); }
.tab-btn {
  background: var(--bg-elev);
  color: var(--fg-dim);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--r) var(--r) 0 0;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}
.tab-btn.active {
  background: var(--bg-elev-2);
  color: var(--accent);
  border-color: var(--accent);
}
.tab-panel { display: none; }
.tab-panel.active { display: flex; flex-direction: column; gap: var(--p); }

button {
  background: var(--accent);
  color: #0b0b0d;
  border: none;
  border-radius: var(--r);
  padding: 14px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
button:hover { background: #6dd6a3; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.spinner {
  display: inline-block;
  margin-left: 12px;
  color: var(--fg-dim);
  font-size: 0.9rem;
}
.htmx-indicator { opacity: 0; transition: opacity 200ms; }
.htmx-request .htmx-indicator { opacity: 1; }

.result-wrap {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.result-wrap h2 {
  font-size: 1rem;
  margin: 0;
  color: var(--fg-dim);
  font-weight: 500;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 640px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

.stat-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: var(--p);
}
.stat-card.strategy { border-left: 3px solid var(--accent); }
.stat-card.bh { border-left: 3px solid var(--bh); }
.stat-card h3 {
  margin: 0 0 8px;
  font-size: 0.85rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-card dl {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  margin: 0;
  font-variant-numeric: tabular-nums;
}
.stat-card dt { color: var(--fg-dim); font-size: 0.85rem; }
.stat-card dd { margin: 0; font-weight: 600; }

.chart {
  width: 100%;
  height: 240px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r);
}
@media (min-width: 768px) {
  .chart { height: 300px; }
}
.chart-label {
  font-size: 0.78rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 8px;
}

.config-summary {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 8px var(--p);
}
.config-summary summary {
  cursor: pointer;
  color: var(--fg-dim);
  font-size: 0.85rem;
}
.config-summary pre {
  background: var(--bg-elev-2);
  border-radius: var(--r);
  padding: var(--p);
  overflow-x: auto;
  font-size: 0.8rem;
}

/* ===== Sector Map ===== */
.sectormap-page .sm-head h2 { margin: 0 0 4px; }
.sectormap-page .hint { color: var(--fg-dim); font-size: 0.88rem; }
.sm-controls {
  display: flex; align-items: center; gap: 10px;
  margin: 12px 0 8px;
}
.sm-controls input[type="range"] {
  flex: 1; accent-color: #4aa44a;
}
.sm-btn {
  background: var(--bg-elev); color: var(--fg);
  border: 1px solid var(--border); border-radius: var(--r);
  padding: 4px 10px; cursor: pointer; font-size: 0.9rem;
}
.sm-btn:hover { background: var(--bg-elev-2); }
.sm-date {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-weight: 600; min-width: 100px; text-align: right;
}
.sm-meta {
  display: flex; justify-content: space-between; align-items: center;
  margin: 4px 0 10px; flex-wrap: wrap; gap: 8px;
}
.sm-legend { display: inline-flex; gap: 2px; }
.sm-leg-cell {
  display: inline-block; padding: 2px 8px; color: #fff;
  font-size: 0.75rem; font-family: ui-monospace, monospace;
}
.sm-chart {
  background: #0e0e10; border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden;
}
.sm-chart svg { display: block; width: 100%; }
.sm-error { color: #e07070; padding: 16px; }

/* Timeframe toggle (sector / futures map) */
.sm-tf-group {
  display: inline-flex; border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden;
}
.sm-tf-btn {
  background: var(--bg-elev); color: var(--fg-dim);
  border: 0; padding: 4px 12px; cursor: pointer;
  font-size: 0.85rem; font-weight: 600;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.sm-tf-btn + .sm-tf-btn { border-left: 1px solid var(--border); }
.sm-tf-btn[aria-pressed="true"] {
  background: #2a3a30; color: #4aa44a;
}
.sm-tf-btn:hover:not([aria-pressed="true"]) {
  background: var(--bg-elev-2); color: var(--fg);
}

/* ---- Ensemble Canonical page ---- */
.ens-head h2 { margin-bottom: 0.3rem; }
.ens-controls { display: flex; align-items: center; gap: 0.6rem; margin: 0.8rem 0; flex-wrap: wrap; }
.ens-controls select { background: var(--panel, #17171c); color: inherit;
  border: 1px solid #2b2b34; border-radius: 4px; padding: 0.3rem 0.5rem; }
.ens-page .chart-block { margin-top: 1rem; }
.ens-page .chart { height: 420px; }
.ens-detail { margin-top: 1rem; border: 1px solid #2b2b34; border-radius: 6px; padding: 0.6rem 0.8rem; }
.ens-detail summary { cursor: pointer; font-weight: 600; }
.ens-table-wrap { overflow-x: auto; }
.ens-table { width: 100%; border-collapse: collapse; margin-top: 0.6rem; font-size: 0.9rem; }
.ens-table th, .ens-table td { padding: 0.25rem 0.6rem; text-align: right; border-bottom: 1px solid #2b2b34; }
.ens-table th:first-child, .ens-table td:first-child { text-align: left; }
.ens-table td.pos { color: #4ade80; }
.ens-table td.neg { color: #f87171; }
.ens-sleeves { display: grid; gap: 0.6rem; margin-top: 0.6rem; }
.ens-sgroup h4 { margin: 0 0 0.2rem; font-size: 0.9rem; color: var(--fg-dim, #9d9da7); }
.ens-sgroup code { background: #22222a; padding: 0.1rem 0.35rem; border-radius: 3px;
  margin-right: 0.25rem; font-size: 0.82rem; display: inline-block; margin-bottom: 0.2rem; }
.ens-caveats { margin: 0.6rem 0 0; padding-left: 1.2rem; font-size: 0.9rem; line-height: 1.5; }
.ens-caveats li { margin-bottom: 0.4rem; }