/* ==========================================================================
   Enterprise PBX Overview & Telemetry Dashboard - Stylesheet
   Role-Aware: Company-Wide Operations (Admin) & Personal Desk (Agent)
   Carrier-Grade Dark Glassmorphic Aesthetic & 100% Responsive Layout
   ========================================================================== */

.overview-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  animation: ovFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes ovFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Top Header / Hero Cards ─────────────────────────────────────────────── */
.ov-header-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 22px 24px;
  border-radius: var(--radius-lg, 16px);
  background: linear-gradient(135deg, rgba(17, 24, 39, 0.85) 0%, rgba(31, 41, 61, 0.6) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.ov-header-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #38bdf8, #22c55e, #a855f7);
}

.ov-header-card.agent-hero::before {
  background: linear-gradient(90deg, #38bdf8, #818cf8);
}

.ov-header-left {
  flex: 1 1 340px;
}

.ov-avatar {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.4);
  flex-shrink: 0;
}

.ov-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 3px 10px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-full, 9999px);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #38bdf8;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.ov-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

.ov-pulse-dot.green {
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: ovPulseGreen 2s infinite;
}

@keyframes ovPulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.ov-header-title {
  font-size: 22px;
  font-weight: 800;
  color: #f8fafc;
  margin: 0 0 6px 0;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.ov-header-desc {
  font-size: 13px;
  color: var(--text-muted, #94a3b8);
  margin: 0;
  line-height: 1.5;
  max-width: 650px;
}

.ov-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* ── Filter Pills ────────────────────────────────────────────────────────── */
.ov-period-pills {
  display: inline-flex;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md, 10px);
  padding: 4px;
  gap: 3px;
  flex-wrap: wrap;
}

.ov-pill {
  border: none;
  background: transparent;
  color: var(--text-muted, #94a3b8);
  padding: 6px 12px;
  border-radius: 7px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.ov-pill:hover {
  color: #f8fafc;
  background: rgba(255, 255, 255, 0.05);
}

.ov-pill.active {
  background: rgba(56, 189, 248, 0.18);
  color: #38bdf8;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(56, 189, 248, 0.2);
}

/* ── KPI Grid & Executive Cards ─────────────────────────────────────────── */
.ov-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}

.ov-kpi-card {
  background: linear-gradient(145deg, rgba(17, 24, 39, 0.8) 0%, rgba(26, 34, 52, 0.6) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md, 12px);
  padding: 18px 20px;
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.ov-kpi-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.5);
}

/* KPI Card Glowing Accents */
.ov-kpi-card.green-glow { border-bottom: 2px solid rgba(34, 197, 94, 0.6); }
.ov-kpi-card.green-glow:hover { box-shadow: 0 12px 28px -8px rgba(34, 197, 94, 0.25); }

.ov-kpi-card.blue-glow { border-bottom: 2px solid rgba(56, 189, 248, 0.6); }
.ov-kpi-card.blue-glow:hover { box-shadow: 0 12px 28px -8px rgba(56, 189, 248, 0.25); }

.ov-kpi-card.purple-glow { border-bottom: 2px solid rgba(168, 85, 247, 0.6); }
.ov-kpi-card.purple-glow:hover { box-shadow: 0 12px 28px -8px rgba(168, 85, 247, 0.25); }

.ov-kpi-card.amber-glow { border-bottom: 2px solid rgba(245, 158, 11, 0.6); }
.ov-kpi-card.amber-glow:hover { box-shadow: 0 12px 28px -8px rgba(245, 158, 11, 0.25); }

.ov-kpi-card.red-glow { border-bottom: 2px solid rgba(239, 68, 68, 0.6); }
.ov-kpi-card.red-glow:hover { box-shadow: 0 12px 28px -8px rgba(239, 68, 68, 0.25); }

.ov-kpi-card.cyan-glow { border-bottom: 2px solid rgba(6, 182, 212, 0.6); }
.ov-kpi-card.cyan-glow:hover { box-shadow: 0 12px 28px -8px rgba(6, 182, 212, 0.25); }

.ov-kpi-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.ov-kpi-icon {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.ov-kpi-icon.green { background: rgba(34, 197, 94, 0.15); color: #4ade80; }
.ov-kpi-icon.blue { background: rgba(56, 189, 248, 0.15); color: #38bdf8; }
.ov-kpi-icon.purple { background: rgba(168, 85, 247, 0.15); color: #c084fc; }
.ov-kpi-icon.amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.ov-kpi-icon.red { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.ov-kpi-icon.cyan { background: rgba(6, 182, 212, 0.15); color: #22d3ee; }

.ov-kpi-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted, #94a3b8);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.ov-kpi-val {
  font-size: 28px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}

.ov-kpi-val.text-green { color: #4ade80; }
.ov-kpi-val.text-amber { color: #fbbf24; }
.ov-kpi-val.text-red { color: #f87171; }

.ov-kpi-lbl {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted, #94a3b8);
  margin-bottom: 6px;
}

.ov-kpi-sub {
  font-size: 11.5px;
  color: var(--text-dim, #64748b);
  line-height: 1.4;
  margin-top: auto;
}

.ov-kpi-sub b {
  color: #cbd5e1;
  font-weight: 600;
}

/* ── Charts Grid ─────────────────────────────────────────────────────────── */
.ov-charts-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 18px;
}

@media (max-width: 1024px) {
  .ov-charts-grid {
    grid-template-columns: 1fr;
  }
}

.ov-card {
  background: linear-gradient(145deg, rgba(17, 24, 39, 0.8) 0%, rgba(23, 31, 48, 0.6) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md, 12px);
  padding: 20px;
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
}

.ov-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
  gap: 12px;
  flex-wrap: wrap;
}

.ov-card-title {
  font-size: 16px;
  font-weight: 700;
  color: #f8fafc;
  margin: 0 0 4px 0;
  letter-spacing: -0.01em;
}

.ov-card-desc {
  font-size: 12px;
  color: var(--text-muted, #94a3b8);
  margin: 0;
}

.ov-chart-legend {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ov-chart-lbl {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: #cbd5e1;
  font-weight: 600;
}

.ov-chart-lbl i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.ov-svg-wrap {
  width: 100%;
  height: 210px;
  position: relative;
}

.ov-svg-wrap svg {
  width: 100%;
  height: 100%;
}

.ov-dot {
  cursor: pointer;
  transition: r 0.15s ease, stroke-width 0.15s ease;
}

.ov-dot:hover {
  r: 6.5;
  stroke-width: 3;
}

/* ── Channel Split Bar ───────────────────────────────────────────────────── */
.ov-split-box {
  display: flex;
  flex-direction: column;
}

.ov-split-bar {
  display: flex;
  height: 22px;
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
  margin: 14px 0 18px;
}

.ov-split-bar > div {
  height: 100%;
  transition: width 0.4s ease-out;
  position: relative;
}

.ov-split-legend {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: auto;
}

.ov-legend-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  transition: background 0.15s ease;
}

.ov-legend-item:hover {
  background: rgba(255, 255, 255, 0.06);
}

.ov-legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex-shrink: 0;
}

.ov-legend-item > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.ov-legend-item b {
  font-size: 14px;
  color: #fff;
}

.ov-legend-item small {
  font-size: 11px;
  color: var(--text-muted, #94a3b8);
  font-weight: normal;
}

.ov-legend-item span {
  font-size: 11px;
  color: var(--text-dim, #64748b);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── Dual Grid: Leaderboard & Feed ───────────────────────────────────────── */
.ov-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

@media (max-width: 1024px) {
  .ov-dual-grid {
    grid-template-columns: 1fr;
  }
}

.ov-table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.ov-table-wrap table {
  width: 100%;
  border-collapse: collapse;
}

.ov-table-wrap th {
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim, #64748b);
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.ov-table-wrap td {
  padding: 12px;
  font-size: 13px;
  color: #cbd5e1;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.ov-table-wrap tr:hover td {
  background: rgba(255, 255, 255, 0.03);
}

.ai-score-pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 700;
}

.ai-score-pill.good { background: rgba(34, 197, 94, 0.15); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.3); }
.ai-score-pill.warning { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.ai-score-pill.danger { background: rgba(239, 68, 68, 0.15); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }

/* ── Live Switchboard Feed ───────────────────────────────────────────────── */
.ov-feed-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ov-feed-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: all 0.15s ease;
}

.ov-feed-row:hover {
  background: rgba(56, 189, 248, 0.06);
  border-color: rgba(56, 189, 248, 0.25);
  transform: translateX(2px);
}

.ov-feed-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  flex-shrink: 0;
}

.ov-feed-icon.in {
  background: rgba(56, 189, 248, 0.15);
  color: #38bdf8;
}

.ov-feed-icon.out {
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
}

.ov-feed-info {
  flex: 1;
  min-width: 0;
}

.ov-feed-num {
  font-size: 13px;
  color: #fff;
  font-family: 'JetBrains Mono', monospace;
}

.ov-feed-time {
  font-size: 11px;
  color: var(--text-dim, #64748b);
}

.ov-feed-meta {
  font-size: 11.5px;
  color: var(--text-muted, #94a3b8);
  margin-top: 2px;
}

.ov-feed-summary {
  font-size: 11.5px;
  color: #7dd3fc;
  margin-top: 4px;
  background: rgba(56, 189, 248, 0.08);
  border-radius: 6px;
  padding: 4px 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

/* ── Infrastructure Diagnostics ─────────────────────────────────────────── */
.ov-health-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.ov-health-card {
  background: rgba(17, 24, 39, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  padding: 16px;
  transition: border-color 0.2s;
}

.ov-health-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.ov-health-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.ov-health-title {
  font-size: 13px;
  font-weight: 700;
  color: #f1f5f9;
}

.ov-pulse-badge {
  font-size: 10.5px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 5px;
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.ov-health-detail {
  font-size: 11.5px;
  color: var(--text-muted, #94a3b8);
  margin: 0;
  line-height: 1.45;
}

/* ── Agent Specific Targets & Shift Boxes ───────────────────────────────── */
.ov-target-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}

.ov-target-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ov-target-lbl {
  font-size: 11px;
  color: var(--text-muted, #94a3b8);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ov-target-val {
  font-size: 20px;
  font-weight: 800;
}

.ov-report-box {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 12px 14px;
}

.ov-alert-box {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: 10px;
  padding: 24px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.rp-clip {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  color: #94a3b8;
}

.btn-play-mini {
  border: 1px solid rgba(56, 189, 248, 0.4);
  background: rgba(56, 189, 248, 0.12);
  color: #38bdf8;
  border-radius: 6px;
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-play-mini:hover {
  background: #38bdf8;
  color: #0b1120;
}

.kb-empty {
  text-align: center;
  color: var(--text-dim, #64748b);
  padding: 28px 16px;
  font-size: 13px;
}

/* ── 100% Mobile & Responsive Refinements ───────────────────────────────── */
@media (max-width: 768px) {
  .ov-header-card {
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
  }

  .ov-header-right {
    justify-content: space-between;
    width: 100%;
  }

  .ov-period-pills {
    width: 100%;
    justify-content: space-between;
  }

  .ov-pill {
    flex: 1 1 22%;
    text-align: center;
    padding: 6px 6px;
    font-size: 11px;
  }

  .ov-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .ov-kpi-card {
    padding: 14px;
  }

  .ov-kpi-val {
    font-size: 22px;
  }

  .ov-kpi-lbl {
    font-size: 10.5px;
  }

  .ov-kpi-sub {
    font-size: 10.5px;
  }

  .ov-svg-wrap {
    height: 170px;
  }

  .ov-target-stats {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .ov-kpi-grid {
    grid-template-columns: 1fr;
  }

  .ov-header-title {
    font-size: 18px;
  }

  .ov-avatar {
    width: 40px;
    height: 40px;
    font-size: 15px;
  }
}