/**
 * Network Day page (Week 5 Spike 5)
 * Multi-disruption aggregate view across Play's transatlantic
 * morning + afternoon banks. Aviation Control Tower palette.
 */

.nd-container {
  padding: 0 var(--space-6) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* ── Aggregate KPI row ─────────────────────────────────────────────── */

.nd-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-3);
}
.nd-kpi {
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.nd-kpi-label {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.nd-kpi-value {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  font-variant-numeric: tabular-nums;
}
.nd-kpi-value.warn { color: var(--color-warning); }
.nd-kpi-value.pos  { color: var(--color-primary); }
.nd-kpi-sub {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* ── Bank section headers ──────────────────────────────────────────── */

.nd-bank-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
}
.nd-bank-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin: 0;
}
.nd-bank-sub {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Disruption cards grid ─────────────────────────────────────────── */

.nd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-3);
}
.nd-card {
  position: relative;
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-solid);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.nd-card:hover {
  border-color: var(--color-text-muted);
  background: var(--color-bg-tertiary);
  transform: translateY(-1px);
}
.nd-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  background: var(--color-text-muted);
}
.nd-card.committed::before { background: var(--color-primary); }
.nd-card.composed::before  { background: var(--color-info); }
.nd-card.awaiting::before  { background: var(--color-warning); }
.nd-card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.nd-flight {
  font-family: var(--font-mono);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
}
.nd-route {
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-left: var(--space-2);
}
.nd-pax {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}
.nd-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 2px;
}
.nd-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
}
.nd-chip-delay       { color: var(--color-warning); background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.25); }
.nd-chip-cancellation{ color: var(--color-error);   background: rgba(239,68,68,0.08);  border-color: rgba(239,68,68,0.25); }
.nd-chip-misconnection{color: var(--color-info);    background: rgba(6,182,212,0.08);  border-color: rgba(6,182,212,0.25); }
.nd-chip-tech        { color: var(--color-error);   background: rgba(239,68,68,0.08);  border-color: rgba(239,68,68,0.25); }
.nd-chip-crew        { color: var(--color-warning); background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.25); }
.nd-chip-cascade     {
  color: #ec4899;
  background: rgba(236,72,153,0.08);
  border-color: rgba(236,72,153,0.3);
}
.nd-chip-committed   { color: var(--color-primary); background: rgba(16,185,129,0.10); border-color: rgba(16,185,129,0.35); }
.nd-chip-composed    { color: var(--color-info); background: rgba(6,182,212,0.10); border-color: rgba(6,182,212,0.3); }
.nd-chip-awaiting    { color: var(--color-warning); background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.25); }

.nd-card-body {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border-solid);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  font-size: var(--font-size-xs);
}
.nd-card-body .nd-card-metric {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.nd-card-metric-label {
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.nd-card-metric-value {
  font-family: var(--font-mono);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
}
.nd-rotation-line {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
  line-height: 1.4;
}
.nd-rotation-line strong { color: var(--color-text-primary); font-family: var(--font-mono); }

.nd-card-cta {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border-solid);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nd-card-status {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
}
.nd-card-arrow {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  transition: color 0.15s, transform 0.15s;
}
.nd-card:hover .nd-card-arrow {
  color: var(--color-primary);
  transform: translateX(2px);
}

/* ── Error / empty ─────────────────────────────────────────────────── */

.nd-empty {
  grid-column: 1 / -1;
  padding: var(--space-6);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  background: var(--color-bg-primary);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
}
.nd-error {
  padding: var(--space-4);
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: var(--radius-lg);
  color: var(--color-error);
  font-size: var(--font-size-sm);
}

/* ── Savings banner (Spike 18) ──────────────────────────────── */

.nd-savings-banner {
  margin-bottom: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(34, 211, 238, 0.06));
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.nd-savings-col {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.nd-savings-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
}
.nd-savings-val {
  font-size: 32px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.nd-savings-base { color: var(--color-warning); }
.nd-savings-save { color: var(--color-primary); }
.nd-savings-annual {
  color: var(--color-primary);
  font-size: 36px;
}

/* ── Per-card savings ribbon (Spike 24) ──────────────────────── */

.nd-card-savings {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  margin-top: var(--space-3);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-sm);
}
.nd-card-savings-awaiting {
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.25);
}
.nd-card-savings-awaiting .nd-card-savings-val {
  color: var(--color-warning);
}
.nd-card-savings-composed .nd-card-savings-val {
  color: var(--color-primary);
}
.nd-card-savings-committed {
  background: rgba(16, 185, 129, 0.15);
  border-color: var(--color-primary);
}
.nd-card-savings-committed .nd-card-savings-val {
  color: var(--color-primary);
}
.nd-card-savings-val {
  font-size: 17px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.nd-card-savings-lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
}
.nd-card-savings-base {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-muted);
}