/* ============================================================================
 * HFChart Options Lab — styles (s'appuie sur les tokens de style.css)
 * Author : Simon-Pierre Boucher — contact@spboucher.ai
 * ==========================================================================*/

#options-lab { display: flex; flex-direction: column; height: 100%; }

#options-lab #topbar { align-items: center; }
#options-lab .ctl { display: flex; align-items: center; gap: 6px; }
#options-lab .ctl label { font-size: 11px; color: var(--muted); }
#options-lab .ctl input { cursor: text; }
.flex-spacer { flex: 1; }
.spot-chip {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  background: var(--page);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 11px;
}
.spot-chip:empty { display: none; }

#ol-layout {
  display: flex;
  flex: 1;
  min-height: 0;
  gap: 0;
}

/* ------------------------------------------------------------------ chaîne */
#ol-chain {
  flex: 1.25;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border-right: 1px solid var(--border);
}
.expiry-tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding: 8px 10px 4px;
  scrollbar-width: thin;
  flex: none;
}
.expiry-tabs button {
  flex: none;
  font-size: 11.5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-variant-numeric: tabular-nums;
}
.chain-filters {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 6px 12px;
  border-bottom: 1px solid var(--border);
  flex: none;
  font-size: 11.5px;
  color: var(--ink2);
  flex-wrap: wrap;
}
.chain-filters input[type="range"] { width: 110px; vertical-align: middle; }
.chain-filters b { font-variant-numeric: tabular-nums; display: inline-block; min-width: 34px; }

#chain-scroll { flex: 1; overflow: auto; min-height: 0; }
#chain-table {
  border-collapse: collapse;
  width: 100%;
  font-size: 11.5px;
  font-variant-numeric: tabular-nums;
}
#chain-table th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--surface);
  color: var(--muted);
  font-weight: 600;
  padding: 5px 7px;
  border-bottom: 1px solid var(--border);
  text-align: right;
  white-space: nowrap;
}
#chain-table th.side-head { text-align: center; color: var(--ink2); border-bottom: none; }
#chain-table td {
  padding: 3px 7px;
  text-align: right;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 55%, transparent);
  white-space: nowrap;
}
#chain-table td.strike {
  text-align: center;
  font-weight: 700;
  background: var(--page);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}
#chain-table td.px { cursor: pointer; font-weight: 600; }
#chain-table td.px:hover { outline: 2px solid var(--accent-ui); outline-offset: -2px; border-radius: 4px; }
#chain-table tr.itm-c td.c-side { background: color-mix(in srgb, var(--up) 7%, transparent); }
#chain-table tr.itm-p td.p-side { background: color-mix(in srgb, var(--dn) 7%, transparent); }
#chain-table tr.spot-row td {
  border-top: 2px dashed var(--accent-ui);
}
#chain-table td.in-pos { position: relative; }
#chain-table td.in-pos::before {
  content: "●";
  position: absolute;
  left: 2px;
  font-size: 8px;
  color: var(--accent-ui);
}
.empty-state { padding: 40px 20px; text-align: center; color: var(--muted); }

/* menu achat/vente sur clic d'un prix */
.trade-pop {
  position: fixed;
  z-index: 80;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.22);
  padding: 8px;
  display: flex;
  gap: 6px;
  align-items: center;
  font-size: 12px;
}
.trade-pop .buy { background: var(--up); color: #fff; border-color: var(--up); }
.trade-pop .sell { background: var(--dn); color: #fff; border-color: var(--dn); }

/* ------------------------------------------------------------------ labo */
#ol-lab {
  flex: 1;
  min-width: 380px;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--page);
}
.lab-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
}
.lab-block h2 { margin: 0 0 8px; font-size: 14px; }
.lab-head { display: flex; align-items: center; gap: 8px; }
.lab-head h2 { flex: 1; margin: 0; }

#legs-list { list-style: none; margin: 8px 0 0; padding: 0; }
#legs-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 4px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 55%, transparent);
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}
#legs-list .side {
  font-weight: 700;
  font-size: 10.5px;
  padding: 2px 7px;
  border-radius: 999px;
  color: #fff;
}
#legs-list .side.long { background: var(--up); }
#legs-list .side.short { background: var(--dn); }
#legs-list .desc { flex: 1; }
#legs-list .desc small { color: var(--muted); }
#legs-list .qty-ctl { display: flex; align-items: center; gap: 3px; }
#legs-list .qty-ctl button { padding: 1px 7px; font-size: 13px; line-height: 1.3; }
#legs-list .rm { color: var(--dn); border-color: transparent; background: none; font-size: 14px; }

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 8px;
}
.metric {
  background: var(--page);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 7px 10px;
}
.metric .k { font-size: 10.5px; color: var(--muted); display: block; }
.metric .v { font-size: 15px; font-weight: 700; font-variant-numeric: tabular-nums; }
.metric .v.up { color: var(--up); }
.metric .v.dn { color: var(--dn); }

.greeks-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 10px;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.greeks-row span b { font-weight: 700; }
.greeks-row .k { color: var(--muted); }

.chart-box { position: relative; width: 100%; height: 260px; }
.chart-box canvas { position: absolute; inset: 0; }

#replay-slider { width: 100%; margin-top: 8px; cursor: pointer; }
.replay-readout {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
  margin-top: 6px;
}
.replay-readout .k { color: var(--muted); }
.replay-readout b.up { color: var(--up); }
.replay-readout b.dn { color: var(--dn); }

#options-lab #footer { font-size: 11px; }

/* ------------------------------------------------------------------ mobile */
@media (max-width: 900px) {
  #ol-layout { flex-direction: column; overflow-y: auto; }
  #ol-chain { border-right: none; border-bottom: 1px solid var(--border); max-height: 54vh; flex: none; }
  #ol-lab { min-width: 0; overflow: visible; }
  /* colonnes réduites : on masque OI/Vol/IV, on garde Δ + bid/ask/mid */
  #chain-table .xtra { display: none; }
  #options-lab .ctl label { display: none; }
}