/* nd-trade-pattern.css — Broker Trade Pattern family layer (design master).
   Tokenized port of the broker subpage kit (broker-pages.css), minus the
   retired editorial green / cream variables and the legacy var() traps
   (all legacy variable names replaced with --nd-* tokens).
   The other broker subpages keep broker-pages.css untouched; this file
   serves trade-pattern only. */

/* ---- §1. Canvas pin (theme-scoped, beats theme.css body rules) ---- */
html[data-theme="dark"] body.nd[data-page="trade-pattern"] { background: var(--nd-bg); }
html[data-theme="light"] body.nd[data-page="trade-pattern"] { background: var(--nd-bg); }

/* ---- §2. Skip link: off-screen until focus ---- */
.tp-skip { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.tp-skip:focus { position: static; width: auto; height: auto; overflow: visible; display: inline-block; padding: 8px 14px; background: var(--nd-lime); color: var(--nd-on-lime); font-weight: 700; border-radius: 8px; }

/* ---- §3. Page shell (ported bk-* classes, tokenized) ---- */
.bk-wrap { max-width: 1160px; margin: 0 auto; padding: 24px 16px; }
.bk-eyebrow { font-family: var(--nd-font-mono); font-size: 11px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: var(--nd-lime); margin: 0 0 8px; }
.bk-title { font-family: var(--nd-font-display); font-size: 28px; font-weight: 600; margin: 0 0 6px; color: var(--nd-text); }
.bk-sub { color: var(--nd-muted); max-width: 680px; font-size: .95rem; line-height: 1.6; margin: 0 0 18px; }
.bk-h2 { font-family: var(--nd-font-display); font-size: 1.2rem; font-weight: 600; margin: 18px 0 8px; color: var(--nd-text); }

/* ---- §4. Broker sub-nav (family sub-nav, NOT the shared chrome nav) ---- */
.bk-nav { display: flex; gap: 4px; flex-wrap: wrap; margin: 0 0 24px; background: var(--nd-inset); border: 1px solid var(--nd-border); border-radius: 16px; padding: 6px; width: fit-content; max-width: 100%; box-shadow: var(--nd-e1); }
.bk-nav a { padding: 10px 20px; border-radius: 12px; border: 1px solid transparent; text-decoration: none; font-size: .85rem; font-weight: 600; color: var(--nd-muted); background: transparent; transition: background .18s, color .18s, box-shadow .18s; white-space: nowrap; }
.bk-nav a:hover { color: var(--nd-lime); background: var(--nd-lime-soft); border-color: var(--nd-border-strong); }
.bk-nav a.active { background: var(--nd-lime); color: var(--nd-on-lime); border-color: var(--nd-lime); box-shadow: var(--nd-e1); }

/* ---- §5. Period pills (kit treatment: active = lime, both themes) ---- */
.bk-periods { display: flex; gap: 6px; flex-wrap: wrap; margin: 0 0 16px; align-items: center; }
.bk-periods .bk-period-label { font-size: .85rem; color: var(--nd-dim); }
.bk-periods button { background: var(--nd-panel-2); border: 1px solid var(--nd-border); border-radius: 999px; padding: 6px 14px; font-size: .85rem; font-family: var(--nd-font-sans); cursor: pointer; color: var(--nd-muted); transition: border-color .15s, color .15s, background .15s; }
.bk-periods button:hover { border-color: var(--nd-lime); color: var(--nd-lime); }
.bk-periods button.active { background: var(--nd-lime); border-color: var(--nd-lime); color: var(--nd-on-lime); font-weight: 700; }
.bk-periods button:focus-visible { box-shadow: var(--nd-focus-ring); outline: none; }

/* ---- §6. Controls ---- */
.bk-ctl { display: flex; gap: 10px; flex-wrap: wrap; margin: 0 0 16px; align-items: center; }
.bk-ctl select { border: 1px solid var(--nd-border); border-radius: 10px; padding: 10px 12px; font-size: .9rem; font-family: var(--nd-font-sans); background: var(--nd-inset); color: var(--nd-text); max-width: 100%; }
.bk-ctl select:focus { outline: none; border-color: var(--nd-lime); box-shadow: var(--nd-focus-ring); }

/* ---- §7. Freshness line + notice + provisional banner ---- */
.tp-fresh { font-family: var(--nd-font-mono); font-size: 13px; color: var(--nd-dim); margin: 0 0 12px; }
.tp-fresh .tp-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--nd-lime); margin-right: 6px; }
.tp-fresh .tp-dot.fail { background: var(--nd-down); }
.tp-notice { font-size: .85rem; color: var(--nd-lime); margin: 0 0 12px; min-height: 1.2em; }
.tp-banner { background: var(--nd-lime-soft); border: 1px solid var(--nd-border-strong); border-radius: 12px; padding: 12px 16px; font-size: .9rem; line-height: 1.6; color: var(--nd-text); margin: 0 0 16px; }
.tp-banner.fail { background: var(--nd-down-soft); }

/* ---- §8. Tiles ---- */
.bk-tiles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 12px 0 18px; }
@media (min-width: 760px) { .bk-tiles { grid-template-columns: repeat(4, 1fr); } }
.bk-tile { background: var(--nd-panel); border: 1px solid var(--nd-border); border-radius: 12px; padding: 14px 16px; box-shadow: var(--nd-e1); }
.bk-tile .k { font-size: 11px; color: var(--nd-dim); text-transform: uppercase; letter-spacing: .09em; font-weight: 600; }
.bk-tile .v { font-family: var(--nd-font-display); font-size: 1.3rem; font-weight: 600; margin-top: 4px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.bk-tile .s { font-size: 12px; color: var(--nd-dim); margin-top: 2px; }

/* ---- §9. Tables ---- */
.bk-scroll { overflow-x: auto; margin: 12px 0; border: 1px solid var(--nd-border); border-radius: 14px; background: var(--nd-panel); }
.bk-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: .85rem; background: var(--nd-panel); min-width: 640px; }
.bk-table th, .bk-table td { padding: 9px 12px; text-align: right; border-bottom: 1px solid var(--nd-border); white-space: nowrap; font-variant-numeric: tabular-nums; }
.bk-table th:first-child, .bk-table td:first-child { text-align: left; }
.bk-table th { background: var(--nd-panel-2); font-weight: 600; color: var(--nd-muted); position: sticky; top: 0; user-select: none; }
.bk-table tbody tr:hover { background: var(--nd-panel-2); }
.bk-table th[data-sort] { cursor: pointer; }
.bk-table th[data-sort]:hover { color: var(--nd-lime); }
.bk-table th.sorted-asc, .bk-table th.sorted-desc { color: var(--nd-lime); }
.bk-table .sort-ind { font-size: .7em; }
.bk-table tr:last-child td { border-bottom: none; }
.pos { color: var(--nd-up); font-weight: 600; }
.neg { color: var(--nd-down); font-weight: 600; }

/* ---- §10. Pager (kit: Prev quiet, Next lime primary) ---- */
.tp-pager { display: flex; gap: 8px; align-items: center; margin: 12px 0 4px; flex-wrap: wrap; }
.tp-pager button { border: 1px solid var(--nd-border); border-radius: 999px; padding: 6px 14px; font-size: .85rem; font-family: var(--nd-font-sans); cursor: pointer; background: var(--nd-panel-2); color: var(--nd-muted); }
.tp-pager button.tp-next { background: var(--nd-lime); border-color: var(--nd-lime); color: var(--nd-on-lime); font-weight: 700; }
.tp-pager button:disabled { opacity: .45; cursor: default; }
.tp-pager button:focus-visible { box-shadow: var(--nd-focus-ring); outline: none; }
.tp-showing { font-family: var(--nd-font-mono); font-size: 13px; color: var(--nd-dim); }

/* ---- §11. Viz: split bar + ranked net bars (values always printed) ---- */
.tp-viz { display: grid; gap: 16px; margin: 4px 0 18px; }
@media (min-width: 860px) { .tp-viz { grid-template-columns: 1fr 1fr; } }
.tp-viz-card { background: var(--nd-panel); border: 1px solid var(--nd-border); border-radius: 18px; padding: 16px 18px; box-shadow: var(--nd-e1); }
.tp-viz-card h3 { font-family: var(--nd-font-display); font-size: 1.05rem; font-weight: 600; margin: 0 0 4px; color: var(--nd-text); }
.tp-viz-card .tp-cap { font-size: .82rem; color: var(--nd-dim); margin: 0 0 14px; line-height: 1.5; }
.tp-split { display: flex; height: 12px; border-radius: 999px; overflow: hidden; background: var(--nd-border); }
.tp-split i { display: block; height: 100%; }
.tp-split .buy { background: var(--nd-up); }
.tp-split .sell { background: var(--nd-down); }
.tp-legend { display: flex; gap: 6px 14px; flex-wrap: wrap; margin-top: 10px; font-size: .85rem; }
.tp-legend .sw { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 5px; }
.tp-rank { display: grid; grid-template-columns: 130px 1fr auto; gap: 10px; align-items: center; margin: 7px 0; font-size: .85rem; }
.tp-rank .lb { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.tp-rank .tr { height: 10px; border-radius: 999px; background: var(--nd-border); overflow: hidden; }
.tp-rank .tr i { display: block; height: 100%; border-radius: 999px; }
.tp-rank .tr i.up { background: var(--nd-up); }
.tp-rank .tr i.down { background: var(--nd-down); }
.tp-rank .vl { font-variant-numeric: tabular-nums; white-space: nowrap; }
.tp-rank .vl.up { color: var(--nd-up); }
.tp-rank .vl.down { color: var(--nd-down); }

/* ---- §12. Sector block ---- */
.tp-sec { margin-top: 28px; }
.tp-sec h2 { font-family: var(--nd-font-display); font-size: 1.25rem; font-weight: 600; margin: 0 0 4px; color: var(--nd-text); }
.tp-sec .tp-sec-lede { font-size: .9rem; color: var(--nd-muted); margin: 0 0 14px; line-height: 1.6; }
.tp-sec select { width: 100%; background: var(--nd-inset); color: var(--nd-text); border: 1px solid var(--nd-border); border-radius: 12px; padding: 12px 14px; font-size: 15px; font-family: var(--nd-font-sans); margin-bottom: 4px; }
.tp-sec select:focus { outline: none; box-shadow: var(--nd-focus-ring); }
.tp-sec-sum { font-family: var(--nd-font-mono); font-size: 13px; color: var(--nd-dim); margin: 10px 0 14px; }
.tp-sec-note { font-size: 13px; color: var(--nd-dim); margin-top: 14px; line-height: 1.6; }
.tp-sec .mk { color: var(--nd-lime); font-weight: 700; }

/* ---- §13. States ---- */
.bk-note { font-size: .82rem; color: var(--nd-dim); margin: 24px 0 0; line-height: 1.7; }
.bk-loading { color: var(--nd-dim); padding: 24px 0; }
.bk-empty { background: var(--nd-panel-2); border: 1px solid var(--nd-border); border-radius: 12px; padding: 14px 18px; font-size: .9rem; color: var(--nd-muted); margin: 12px 0; }

/* ---- §14. Motion + small screens ---- */
@media (prefers-reduced-motion: reduce) {
  .bk-nav a, .bk-periods button { transition: none; }
}
@media (max-width: 390px) {
  .bk-wrap { padding: 20px 12px; }
  .bk-title { font-size: 24px; }
  .tp-rank { grid-template-columns: 96px 1fr auto; }
}

/* Gap 3 — custom date-range picker inputs (tokens only, both themes;
   mirrors the hub .periods date-input styling). */
.bk-periods input[type="date"]{
  background: var(--nd-inset);
  border: 1px solid var(--nd-border);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: .85rem;
  font-family: var(--nd-font-sans);
  color: var(--nd-text);
  color-scheme: light dark;
}
.bk-periods input[type="date"]:focus-visible{
  box-shadow: var(--nd-focus-ring);
  outline: none;
}