/* Shared merge modal — used by edit-driver collisions, quality review
   "Merge…" buttons, and the duplicate-flag tab. Aesthetic matches the
   existing _review_modal / quality-review terminal density. */

.merge-overlay {
  position: fixed; inset: 0; z-index: 1100;
  background: rgba(0,0,0,.72);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  opacity: 0; transition: opacity .14s ease;
}
.merge-overlay[hidden] { display: none !important; }
.merge-overlay.is-open { opacity: 1; }

.merge-shell {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%; max-width: 1080px;
  max-height: 92vh;
  display: flex; flex-direction: column;
  box-shadow: 0 24px 80px rgba(0,0,0,.55);
  transform: translateY(8px) scale(.985);
  transition: transform .16s ease;
}
.merge-overlay.is-open .merge-shell { transform: translateY(0) scale(1); }

.merge-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 16px 22px 14px;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}
.merge-head-left h3 {
  margin: 0; font-family: var(--font-display);
  font-size: 15px; font-weight: 600;
  display: flex; align-items: center; gap: 8px;
  color: var(--text-primary);
}
.merge-head-left h3 .bi-intersect { color: var(--yango-orange); }
.merge-head-sub {
  font-size: 12px; color: var(--text-muted);
  margin-top: 4px; font-family: var(--font-mono, ui-monospace, monospace);
}
.merge-head-sub code {
  background: var(--bg-primary); padding: 1px 6px;
  border-radius: 4px; color: var(--text-primary);
  font-size: 11px;
}
.merge-close {
  background: none; border: none; color: var(--text-muted);
  font-size: 18px; line-height: 1; cursor: pointer;
  padding: 4px; flex-shrink: 0;
}
.merge-close:hover { color: var(--text-primary); }

.merge-body {
  padding: 18px 22px;
  overflow-y: auto;
  flex: 1 1 auto;
}
.merge-loading {
  text-align: center; color: var(--text-muted);
  padding: 60px 20px; font-size: 13px;
}
.merge-error {
  background: rgba(220,53,69,.08);
  border: 1px solid rgba(220,53,69,.3);
  color: #ff6b75;
  padding: 12px 14px; border-radius: var(--radius-md);
  font-size: 12px;
}

/* Two-column compare grid */
.merge-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
@media (max-width: 820px) {
  .merge-grid { grid-template-columns: 1fr; }
}

.merge-card {
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-card-2, var(--bg-primary));
  display: flex; flex-direction: column; overflow: hidden;
  transition: border-color .14s ease, opacity .14s ease;
}
.merge-card.is-winner { border-color: var(--color-active); }
.merge-card.is-loser  { opacity: .82; }

.merge-card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 12px;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}
.merge-card-tag {
  font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .6px;
  display: inline-flex; align-items: center; gap: 5px;
  color: var(--text-muted);
}
.merge-card.is-winner .merge-card-tag { color: var(--color-active); }
.merge-card-id {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px; color: var(--text-muted);
}
.merge-card-id a { color: inherit; text-decoration: none; }
.merge-card-id a:hover { color: var(--yango-orange); }

.merge-card-name {
  padding: 10px 12px 4px;
  font-weight: 600; font-size: 14px; line-height: 1.2;
  color: var(--text-primary);
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px;
}
.merge-card-name .merge-fleet-pill {
  font-size: 10px; padding: 2px 7px;
  border-radius: 999px; text-transform: uppercase;
  letter-spacing: .4px; font-weight: 600;
  flex-shrink: 0;
}
.merge-card-name .merge-fleet-pill.status-active   { background: var(--color-active-bg);  color: var(--color-active); }
.merge-card-name .merge-fleet-pill.status-churn    { background: var(--color-churn-bg);   color: var(--color-churn); }
.merge-card-name .merge-fleet-pill.status-new      { background: var(--color-new-bg);     color: var(--color-new); }
.merge-card-name .merge-fleet-pill.status-archive  { background: rgba(255,255,255,.08);   color: var(--text-muted); }
.merge-card-name .merge-fleet-pill.status-pending  { background: var(--color-amber-bg); color: var(--color-amber); }
.merge-card-name .merge-fleet-pill.status-merged   { background: rgba(168,85,247,.12);    color: #c084fc; }
.merge-card-name .merge-fleet-pill.status-none     { background: rgba(255,255,255,.05);   color: var(--text-muted); }

.merge-section {
  padding: 8px 12px;
  border-top: 1px solid rgba(255,255,255,.04);
}
.merge-section:first-of-type { border-top: none; }
.merge-section-title {
  font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px;
  color: var(--text-muted); margin-bottom: 6px;
  display: flex; align-items: center; gap: 5px;
}

.merge-kv {
  display: grid; grid-template-columns: 1fr auto;
  gap: 4px 10px; align-items: baseline;
}
.merge-kv .k {
  font-size: 11px; color: var(--text-muted);
  white-space: nowrap;
}
.merge-kv .v {
  font-size: 12px; color: var(--text-primary);
  font-family: var(--font-mono, ui-monospace, monospace);
  text-align: right;
  max-width: 230px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.merge-kv .v.empty { color: var(--text-muted); font-style: normal; }
.merge-kv .v.differs { color: var(--yango-orange); }
.merge-kv .v.matches-conflict { color: #fbbf24; }

/* Doc grid */
.merge-docs {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.merge-doc {
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 6px 7px 7px;
  background: var(--bg-primary);
  display: flex; flex-direction: column; gap: 3px;
  min-height: 64px;
  position: relative;
}
.merge-doc-label {
  font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .4px;
  color: var(--text-muted);
}
.merge-doc-status {
  font-size: 10px; font-weight: 600;
  display: inline-flex; align-items: center; gap: 3px;
}
.merge-doc-status.approved { color: var(--color-active); }
.merge-doc-status.pending  { color: var(--color-amber); }
.merge-doc-status.declined { color: var(--color-churn); }
.merge-doc-status.missing  { color: var(--text-muted); }
.merge-doc-view {
  font-size: 10px; color: var(--text-muted);
  text-decoration: none; align-self: flex-start;
  margin-top: 2px;
}
.merge-doc-view:hover { color: var(--yango-orange); }
.merge-doc-view i { margin-right: 2px; }

/* eTrade strip */
.merge-etrade {
  padding: 8px 12px;
  border-top: 1px solid rgba(255,255,255,.04);
  background: rgba(99,102,241,.04);
}
.merge-etrade.empty { color: var(--text-muted); font-style: italic; font-size: 11px; }
.merge-etrade-row {
  display: grid; grid-template-columns: 1fr auto;
  gap: 4px 8px;
}
.merge-etrade-biz {
  font-size: 12px; font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.merge-etrade-status {
  font-size: 10px; padding: 1px 6px; border-radius: 4px;
  text-transform: uppercase; letter-spacing: .4px;
  background: rgba(255,255,255,.06); color: var(--text-muted);
}
.merge-etrade-status.live { background: var(--color-active-bg); color: var(--color-active); }
.merge-etrade-expired { color: var(--color-churn); font-size: 11px; }

/* Audit footer */
.merge-audit {
  padding: 8px 12px;
  border-top: 1px solid rgba(255,255,255,.04);
  display: flex; flex-wrap: wrap; gap: 8px;
  background: var(--bg-primary);
  font-size: 11px;
}
.merge-audit-pill {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.04);
  padding: 2px 7px; border-radius: 4px;
  color: var(--text-muted);
  font-family: var(--font-mono, ui-monospace, monospace);
}
.merge-audit-pill strong {
  color: var(--text-primary); font-weight: 700;
  margin-right: 3px;
}

/* Pending edit chip */
.merge-attempted {
  margin: 6px 12px 0;
  padding: 6px 10px;
  border: 1px dashed rgba(252,63,29,.4);
  border-radius: 6px;
  background: rgba(252,63,29,.05);
  font-size: 11px; color: var(--text-primary);
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-mono, ui-monospace, monospace);
}
.merge-attempted i { color: var(--yango-orange); }
.merge-attempted code {
  background: rgba(0,0,0,.3); padding: 1px 5px;
  border-radius: 3px; font-size: 11px;
}

/* Take indicator: which side wins a field after merge */
.merge-take {
  display: inline-block;
  font-size: 9px; padding: 1px 5px;
  border-radius: 3px;
  background: var(--color-active-bg); color: var(--color-active);
  margin-left: 4px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .4px;
}

.merge-foot {
  padding: 12px 22px;
  border-top: 1px solid var(--border-color);
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; flex-shrink: 0;
  flex-wrap: wrap;
}
.merge-foot-meta {
  font-size: 11px; color: var(--text-muted);
  display: flex; align-items: center; gap: 5px;
}
.merge-foot-meta .bi-shield-check { color: var(--color-active); }
.merge-foot-actions { display: flex; gap: 8px; align-items: center; }

.merge-confirm { min-width: 160px; }
.merge-confirm[disabled],
.merge-swap[disabled] { opacity: .5; cursor: not-allowed; }

@media (max-width: 600px) {
  .merge-overlay { padding: 0; align-items: flex-end; }
  .merge-shell { max-height: 96vh; border-radius: 16px 16px 0 0; }
  .merge-head, .merge-body, .merge-foot { padding-left: 14px; padding-right: 14px; }
  .merge-docs { grid-template-columns: repeat(2, 1fr); }
  .merge-foot { flex-direction: column-reverse; align-items: stretch; }
  .merge-foot-actions { justify-content: stretch; }
  .merge-foot-actions button { flex: 1; }
}