/* ══════════════════════════════════════════════════════════════════════
   BACCACONNECT — QUALITY DASHBOARD
   Session quality metrics, stat cards, quality table, event timeline.
   Studio-facing — curated data, no protocol internals.
   ══════════════════════════════════════════════════════════════════════ */

/* ── Stat Cards Row ── */
.quality-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.quality-stat-card {
  background: var(--dark);
  border: 1px solid var(--dark-light);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
}

.quality-stat-value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.2;
}

.quality-stat-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
  margin-top: 0.35rem;
}

/* ── Quality Distribution Bar ── */
.quality-bar {
  display: flex;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  margin-top: 0.5rem;
  background: var(--dark-mid);
}

.quality-bar-seg {
  height: 100%;
  transition: width 0.3s ease;
}

.quality-bar-seg--green { background: var(--success); }
.quality-bar-seg--yellow { background: #f0ad4e; }
.quality-bar-seg--red { background: var(--error); }

.quality-bar-legend {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 0.5rem;
}

.quality-bar-legend-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.65rem;
  color: var(--gray);
}

.quality-bar-legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

/* ── Quality Dot ── */
.quality-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.quality-dot--green { background: var(--success); }
.quality-dot--yellow { background: #f0ad4e; }
.quality-dot--red { background: var(--error); }

/* ── Session Quality Table ── */
.quality-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.quality-table th {
  text-align: left;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--dark-light);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.quality-table th:hover {
  color: var(--light-gray);
}

.quality-table td {
  padding: 0.55rem 0.6rem;
  color: var(--light-gray);
  border-bottom: 1px solid rgba(255,255,255,0.03);
  vertical-align: middle;
}

.quality-table tr {
  cursor: pointer;
  transition: background 0.15s ease;
}

.quality-table tbody tr:hover {
  background: var(--dark-mid);
}

/* Color-coded metric values */
.quality-val--good { color: var(--success); }
.quality-val--warn { color: #f0ad4e; }
.quality-val--bad { color: var(--error); }

/* ── Filters ── */
.quality-filters {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1rem;
}

/* ── Detail Panel (expanded row) ── */
.quality-detail {
  background: var(--dark);
  border: 1px solid var(--dark-light);
  border-radius: 8px;
  padding: 1.25rem;
  margin-top: 1rem;
}

.quality-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.quality-detail-field {
  display: flex;
  flex-direction: column;
}

.quality-detail-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 0.2rem;
}

.quality-detail-value {
  font-size: 0.9rem;
  color: var(--light-gray);
}

/* ── Event Timeline ── */
.quality-timeline {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--dark-light);
}

.quality-timeline-title {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 0.5rem;
}

.quality-event {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.3rem 0;
  font-size: 0.75rem;
  color: var(--light-gray);
}

.quality-event-time {
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  font-size: 0.65rem;
  color: var(--gray);
  min-width: 48px;
  text-align: right;
}

.quality-event-type {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  min-width: 60px;
  text-align: center;
}

.quality-event-type--underrun { background: rgba(231,76,60,0.15); color: var(--error); }
.quality-event-type--resync { background: rgba(240,173,78,0.15); color: #f0ad4e; }
.quality-event-type--rtt_spike { background: rgba(240,173,78,0.15); color: #f0ad4e; }
.quality-event-type--info { background: rgba(255,255,255,0.06); color: var(--gray); }

.quality-event-detail {
  color: var(--gray);
  font-size: 0.7rem;
}

/* ── Sidebar Tips ── */
.quality-tip {
  padding: 0.75rem;
  background: var(--dark-mid);
  border-radius: 6px;
  margin-bottom: 0.5rem;
  border-left: 3px solid var(--accent);
}

.quality-tip-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--light-gray);
  margin-bottom: 0.25rem;
}

.quality-tip-text {
  font-size: 0.7rem;
  color: var(--gray);
  line-height: 1.5;
}

/* ══════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════════════════ */

@media (max-width: 900px) {
  .quality-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .quality-detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .quality-stats {
    grid-template-columns: 1fr 1fr;
  }
  .quality-table {
    font-size: 0.75rem;
  }
  .quality-table th,
  .quality-table td {
    padding: 0.4rem;
  }
}

@media (max-width: 480px) {
  .quality-stat-value {
    font-size: 1.2rem;
  }
  .quality-detail-grid {
    grid-template-columns: 1fr;
  }
}