/* Executive summary layers — decision band (#decision) + ranked rail (#ranking).
 * Owned by coder-1. Both are flex:none children of .sheetview so only the grid
 * pane scrolls beneath them. Consumes the shared tokens in app.css (:root):
 * semantic color is localized (accents/chips), serif spent only on the L1 name. */

.decision { flex: none; }
.ranking  { flex: none; }

/* ============================================================================
   1. DECISION BAND  (#decision)
   A tight horizontal band: commercial advantage left, risk/verification right.
   A 3px left accent (green clean / amber review) — never a full color fill.
   ========================================================================== */
.decision {
  position: relative;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--rule-strong);
  border-radius: var(--r-md);
  padding: var(--s-3) var(--s-5);
  margin-bottom: var(--s-3);
}
.decision.is-clean  { border-left-color: var(--low); }
.decision.is-review { border-left-color: var(--review); }

.dc-eyebrow {
  font-size: var(--fs-11);
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 600;
  margin-bottom: 6px;
}

.dc-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  flex-wrap: wrap;
}

/* -- left: the decision + its tradeoff ------------------------------------- */
.dc-lead { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.dc-microlabel {
  font-size: var(--fs-11);
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--low);
}
.decision.is-review .dc-microlabel { color: var(--review); }

.dc-headline {
  display: flex;
  align-items: baseline;
  gap: var(--s-3);
  flex-wrap: wrap;
  min-width: 0;
}
.dc-name {
  font-family: var(--serif);
  font-size: var(--fs-28);
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.1;
  color: var(--ink);
  max-width: 46ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dc-total {
  font-family: var(--mono);
  font-size: var(--fs-20);
  font-weight: 600;
  color: var(--ink);
  flex: none;
}

.dc-spread {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
  font-size: var(--fs-13);
  color: var(--ink-soft);
}
.dc-spread-amt { font-weight: 640; color: var(--low); }
.dc-spread-sep { color: var(--ink-faint); }
.dc-spread-pct {
  font-family: var(--mono);
  font-size: var(--fs-12);
  font-weight: 600;
  color: var(--ink-soft);
  padding-left: 4px;
  border-left: 1px solid var(--rule-strong);
  margin-left: 2px;
}
.dc-spread-sole, .dc-spread-level { font-weight: 560; color: var(--ink-soft); }

/* -- right: risk chips + provenance ---------------------------------------- */
.dc-risk {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-wrap: wrap;
  flex: none;
}
.dc-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-12);
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--rule);
  background: var(--sunken);
  color: var(--ink-soft);
  white-space: nowrap;
}
.dc-chip-dot { width: 7px; height: 7px; border-radius: 999px; background: currentColor; flex: none; }
.dc-chip.ok      { color: var(--low);    background: var(--low-fill-strong); border-color: transparent; }
.dc-chip.review  { color: var(--review); background: var(--review-fill);     border-color: transparent; }
.dc-chip.alert   { color: var(--alert);  background: var(--alert-fill);       border-color: transparent; }
.dc-chip.neutral { color: var(--ink-faint); }
.dc-chip.neutral .dc-chip-dot { opacity: .7; }
.dc-chip.prov {
  color: var(--ink-soft);
  background: var(--paper);
  border-color: var(--rule-strong);
  font-family: var(--mono);
  font-size: var(--fs-11);
}
.dc-chip.prov .dc-chip-dot { background: var(--low); }

/* empty / no-L1 state */
.decision.is-empty { border-left-color: var(--rule-strong); }
.dc-empty { font-size: var(--fs-14); color: var(--ink-soft); }

/* ============================================================================
   2. RANKING RAIL  (#ranking)
   A horizontal row of compact rank cells (decision order) above the table,
   then a dimmed "excluded from ranking" group. Scrolls horizontally if wide.
   ========================================================================== */
.ranking { margin-bottom: var(--s-3); }

.rk-rail {
  display: flex;
  gap: var(--s-2);
  overflow-x: auto;
  padding-bottom: 2px;              /* room for the scrollbar without clipping */
  scrollbar-width: thin;
}

.rk-cell {
  flex: 0 0 auto;
  min-width: 172px;
  max-width: 240px;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "rank name"
    "rank total"
    "rank delta";
  align-items: center;
  column-gap: var(--s-2);
  row-gap: 1px;
  padding: 8px 12px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: var(--r-sm);
}
.rk-cell.is-l1 {
  border-color: color-mix(in srgb, var(--low) 40%, var(--rule));
  box-shadow: inset 3px 0 0 var(--low);
  background: var(--low-fill);
}

.rk-rank {
  grid-area: rank;
  align-self: center;
  font-family: var(--mono);
  font-size: var(--fs-12);
  font-weight: 700;
  color: var(--ink-faint);
  background: var(--sunken);
  border-radius: 999px;
  padding: 2px 8px;
}
.rk-cell.is-l1 .rk-rank { color: var(--low); background: var(--low-fill-strong); }

.rk-name {
  grid-area: name;
  font-size: var(--fs-13);
  font-weight: 620;
  letter-spacing: -.01em;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.rk-total {
  grid-area: total;
  font-family: var(--mono);
  font-size: var(--fs-14);
  font-weight: 600;
  color: var(--ink);
}
.rk-delta {
  grid-area: delta;
  font-family: var(--mono);
  font-size: var(--fs-11);
  font-weight: 600;
  color: var(--ink-soft);
}
.rk-delta.low { color: var(--low); font-weight: 700; letter-spacing: .02em; }
.rk-delta.na  { color: var(--ink-faint); }

/* excluded group — clearly separated + dimmed */
.rk-excluded {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  flex-wrap: wrap;
  margin-top: var(--s-2);
  padding-top: var(--s-2);
  border-top: 1px dashed var(--rule);
}
.rk-ex-label {
  font-size: var(--fs-11);
  letter-spacing: .07em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--ink-faint);
  flex: none;
}
.rk-ex-list { display: flex; gap: 6px; flex-wrap: wrap; }
.rk-ex {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 3px 10px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--sunken);
  max-width: 260px;
}
.rk-ex-name {
  font-size: var(--fs-12);
  font-weight: 560;
  color: var(--ink-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.rk-ex-tag {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink-faint);
  flex: none;
}

/* ============================================================================
   responsive — stack the band on narrow viewports
   ========================================================================== */
@media (max-width: 820px) {
  .dc-body { flex-direction: column; align-items: flex-start; gap: var(--s-3); }
  .dc-risk { width: 100%; }
  .dc-name { font-size: var(--fs-20); max-width: 100%; }
  .rk-cell { min-width: 150px; }
}