:root {
    --mn-orange: #F97316;
    --mn-orange-light: #FFF7ED;
    --mn-orange-mid: #FED7AA;
    --mn-orange-dark: #EA580C;
    --mn-bg: #F1F5F9;
    --mn-surface: #FFFFFF;
    --mn-border: #E2E8F0;
    --mn-text: #1E293B;
    --mn-text-muted: #94A3B8;
    --mn-text-sec: #64748B;
    --mn-green: #22C55E;
    --mn-green-bg: #F0FDF4;
    --mn-red: #EF4444;
    --mn-red-bg: #FEF2F2;
    --mn-amber: #F59E0B;
    --mn-amber-bg: #FFFBEB;
    --mn-blue: #3B82F6;
    --mn-blue-bg: #EFF6FF;
    --mn-purple: #8B5CF6;
    --mn-purple-bg: #F5F3FF;
    --mn-shadow-sm: 0 1px 4px rgba(0,0,0,.07);
    --mn-shadow-md: 0 4px 20px rgba(0,0,0,.10);
  }

  .mn-page,
  .mn-page * {
    box-sizing: border-box;
  }

  .mn-page {
    padding: 28px 24px;
    background: radial-gradient(circle at top left, rgba(249,115,22,.08), transparent 22%), linear-gradient(180deg, #F8FAFC 0%, #EEF2F7 100%);
    color: var(--mn-text);
    font-family: 'DM Sans', sans-serif;
    min-height: calc(100vh - 60px);
  }

  .mn-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
  }

  .mn-title {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -.8px;
  }

  .mn-subtitle {
    margin-top: 4px;
    color: var(--mn-text-muted);
    font-size: 13px;
  }

  .mn-refresh-btn {
    border: 1px solid var(--mn-border);
    background: var(--mn-surface);
    color: var(--mn-text-sec);
    border-radius: 12px;
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 700;
    box-shadow: var(--mn-shadow-sm);
    cursor: pointer;
    transition: all .15s ease;
  }

  .mn-refresh-btn:hover {
    background: var(--mn-bg);
  }

  .mn-channel-banner {
    background: var(--mn-orange-light);
    border: 1px solid var(--mn-orange-mid);
    border-radius: 14px;
    padding: 12px 16px;
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
  }

  .mn-channel-banner.show {
    display: flex;
  }

  .mn-banner-main {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .mn-banner-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--mn-orange), #FB923C);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    font-weight: 800;
  }

  .mn-banner-title {
    font-size: 14px;
    font-weight: 800;
    color: var(--mn-orange-dark);
  }

  .mn-banner-sub {
    font-size: 11px;
    color: rgba(234,88,12,.82);
    margin-top: 2px;
  }

  .mn-banner-clear {
    font-size: 12px;
    color: var(--mn-orange-dark);
    font-weight: 700;
    cursor: pointer;
    text-decoration: underline;
  }

  .mn-control-bar {
    background: var(--mn-surface);
    border: 1px solid var(--mn-border);
    border-radius: 16px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    box-shadow: var(--mn-shadow-sm);
    margin-bottom: 24px;
  }

  .mn-period-tabs {
    display: flex;
    gap: 4px;
    padding: 4px;
    border-radius: 10px;
    background: var(--mn-bg);
  }

  .mn-pt {
    border: none;
    background: transparent;
    border-radius: 8px;
    padding: 7px 14px;
    font-size: 12px;
    font-weight: 800;
    color: var(--mn-text-muted);
    cursor: pointer;
    transition: all .15s ease;
    font-family: 'DM Sans', sans-serif;
  }

  .mn-pt.active {
    background: var(--mn-surface);
    color: var(--mn-text);
    box-shadow: var(--mn-shadow-sm);
  }

  .mn-channel-filter {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
  }

  .mn-filter-label {
    font-size: 11px;
    font-weight: 800;
    color: var(--mn-text-muted);
    text-transform: uppercase;
    letter-spacing: .8px;
  }

  .mn-channel-select {
    min-width: 280px;
  }

  .select2-container--default .select2-selection--single.mn-select2,
  .mn-control-bar .select2-container--default .select2-selection--single {
    border: 1.5px solid var(--mn-border);
    border-radius: 10px;
    height: 40px;
    padding: 6px 12px;
    display: flex;
    align-items: center;
  }

  .mn-control-bar .select2-container {
    min-width: 280px;
  }

  .mn-control-bar .select2-container .select2-selection--single .select2-selection__rendered {
    color: var(--mn-text);
    font-size: 13px;
    font-weight: 600;
    padding-left: 0;
    line-height: 24px;
  }

  .mn-control-bar .select2-container .select2-selection--single .select2-selection__arrow {
    height: 38px;
    right: 8px;
  }

  .mn-kpi-row {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 28px;
  }

  .mn-kpi-card {
    background: var(--mn-surface);
    border: 1px solid var(--mn-border);
    border-radius: 16px;
    padding: 18px 20px;
    box-shadow: var(--mn-shadow-sm);
    position: relative;
    overflow: hidden;
    min-height: 140px;
  }

  .mn-kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
  }

  .mn-kpi-card.c-orange::before { background: var(--mn-orange); }
  .mn-kpi-card.c-green::before { background: var(--mn-green); }
  .mn-kpi-card.c-blue::before { background: var(--mn-blue); }
  .mn-kpi-card.c-purple::before { background: var(--mn-purple); }
  .mn-kpi-card.c-amber::before { background: var(--mn-amber); }

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

  .mn-kpi-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
  }

  .mn-kpi-delta {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 800;
    padding: 4px 8px;
    border-radius: 999px;
  }

  .mn-kpi-delta.up { background: var(--mn-green-bg); color: #16A34A; }
  .mn-kpi-delta.down { background: var(--mn-red-bg); color: var(--mn-red); }
  .mn-kpi-delta.neu { background: var(--mn-bg); color: var(--mn-text-muted); }

  .mn-kpi-value {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1;
    margin-bottom: 6px;
  }

  .mn-kpi-label {
    font-size: 12px;
    color: var(--mn-text-muted);
    font-weight: 600;
  }

  .mn-kpi-sub {
    font-size: 11px;
    color: var(--mn-text-muted);
    margin-top: 8px;
  }

  .mn-section-title {
    font-size: 11px;
    font-weight: 800;
    color: var(--mn-text-muted);
    text-transform: uppercase;
    letter-spacing: 1.1px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
  }

  .mn-section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--mn-border);
  }

  .mn-grid-2,
  .mn-grid-behavior {
    display: grid;
    gap: 12px;
    margin-bottom: 24px;
  }

  .mn-grid-2 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .mn-grid-behavior {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .mn-card {
    background: var(--mn-surface);
    border: 1px solid var(--mn-border);
    border-radius: 16px;
    padding: 20px;
    box-shadow: var(--mn-shadow-sm);
    position: relative;
    min-height: 260px;
  }

  .mn-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 18px;
  }

  .mn-card-title {
    font-size: 14px;
    font-weight: 800;
    letter-spacing: -.3px;
  }

  .mn-card-sub {
    font-size: 11px;
    color: var(--mn-text-muted);
    margin-top: 2px;
  }

  .mn-legend {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }

  .mn-leg-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    color: var(--mn-text-sec);
    font-weight: 700;
  }

  .mn-leg-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
  }

  .mn-chart-wrap {
    position: relative;
    min-height: 190px;
  }

  .mn-loading {
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,.84);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 4;
    border-radius: 16px;
    backdrop-filter: blur(2px);
  }

  .mn-loading.show {
    display: flex;
  }

  .mn-spinner {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 3px solid rgba(249,115,22,.18);
    border-top-color: var(--mn-orange);
    animation: mnSpin .7s linear infinite;
  }

  @keyframes mnSpin {
    to { transform: rotate(360deg); }
  }

  .mn-empty {
    min-height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--mn-text-muted);
    font-size: 13px;
    font-weight: 600;
  }

  .mn-funnel-wrap {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .mn-funnel-row {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .mn-funnel-label {
    width: 180px;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .mn-funnel-bar-wrap {
    flex: 1;
    height: 28px;
    border-radius: 999px;
    background: var(--mn-bg);
    overflow: hidden;
  }

  .mn-funnel-bar {
    height: 100%;
    border-radius: 999px;
    display: flex;
    align-items: center;
    padding: 0 10px;
    transition: width .35s ease;
  }

  .mn-funnel-bar-val {
    color: #fff;
    font-size: 11px;
    font-weight: 800;
  }

  .mn-funnel-pct,
  .mn-funnel-drop {
    font-size: 11px;
    font-weight: 800;
    width: 48px;
    text-align: right;
    flex-shrink: 0;
  }

  .mn-funnel-pct {
    color: var(--mn-text-muted);
  }

  .mn-funnel-drop {
    color: var(--mn-red);
  }

  .mn-flow-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 0;
    border-bottom: 1px solid var(--mn-border);
  }

  .mn-flow-item:last-child {
    border-bottom: none;
  }

  .mn-flow-rank {
    width: 22px;
    flex-shrink: 0;
    text-align: center;
    font-size: 13px;
    font-weight: 800;
    color: var(--mn-text-muted);
  }

  .mn-flow-info {
    flex: 1;
    min-width: 0;
  }

  .mn-flow-name {
    font-size: 13px;
    font-weight: 800;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .mn-flow-channel {
    font-size: 11px;
    color: var(--mn-text-muted);
    margin-top: 2px;
  }

  .mn-flow-value {
    text-align: right;
    flex-shrink: 0;
  }

  .mn-flow-vol {
    font-size: 13px;
    font-weight: 800;
  }

  .mn-flow-delta {
    font-size: 10px;
    font-weight: 800;
    margin-top: 2px;
  }

  .mn-heatmap-head,
  .mn-heatmap-row {
    display: grid;
    grid-template-columns: 42px repeat(24, minmax(0, 1fr));
    gap: 3px;
  }

  .mn-heatmap-head {
    margin-bottom: 4px;
  }

  .mn-hour {
    font-size: 9px;
    color: var(--mn-text-muted);
    text-align: center;
    font-family: 'DM Mono', monospace;
  }

  .mn-day {
    display: flex;
    align-items: center;
    height: 26px;
    font-size: 10px;
    font-weight: 800;
    color: var(--mn-text-sec);
  }

  .mn-cell {
    height: 26px;
    border-radius: 5px;
    position: relative;
    transition: transform .1s ease;
  }

  .mn-cell:hover {
    transform: scale(1.12);
    z-index: 2;
  }

  .mn-cell:hover::after {
    content: attr(data-tip);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 4px);
    transform: translateX(-50%);
    background: #0F172A;
    color: #fff;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 10px;
    white-space: nowrap;
    font-family: 'DM Sans', sans-serif;
    pointer-events: none;
  }

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

  .mn-table th {
    font-size: 10px;
    font-weight: 800;
    color: var(--mn-text-muted);
    text-transform: uppercase;
    letter-spacing: .8px;
    padding: 8px 12px;
    border-bottom: 2px solid var(--mn-border);
    text-align: left;
  }

  .mn-table td {
    padding: 12px;
    border-bottom: 1px solid var(--mn-border);
    font-size: 13px;
    vertical-align: middle;
  }

  .mn-table tr:last-child td {
    border-bottom: none;
  }

  .mn-table tr:hover td {
    background: #FAFBFC;
  }

  .mn-rank-badge {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 11px;
    font-weight: 800;
  }

  .mn-channel-cell {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .mn-channel-icon {
    width: 30px;
    height: 30px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 800;
    color: #fff;
    flex-shrink: 0;
  }

  .mn-channel-name {
    font-size: 13px;
    font-weight: 800;
  }

  .mn-channel-flow {
    font-size: 11px;
    color: var(--mn-text-muted);
    margin-top: 1px;
  }

  .mn-mini-bar-wrap {
    width: 84px;
    height: 7px;
    border-radius: 999px;
    overflow: hidden;
    background: var(--mn-bg);
    display: inline-block;
    vertical-align: middle;
    margin-right: 6px;
  }

  .mn-mini-bar {
    height: 100%;
    border-radius: 999px;
  }

  .mn-mono {
    font-family: 'DM Mono', monospace;
    font-size: 12px;
    font-weight: 700;
  }

  @media (max-width: 1199px) {
    .mn-kpi-row {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }
  }

  @media (max-width: 991px) {
    .mn-grid-2,
    .mn-grid-behavior {
      grid-template-columns: 1fr;
    }

    .mn-kpi-row {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .mn-channel-filter {
      margin-left: 0;
      width: 100%;
    }
  }

  @media (max-width: 640px) {
    .mn-page {
      padding: 16px;
    }

    .mn-kpi-row {
      grid-template-columns: 1fr;
    }

    .mn-funnel-label {
      width: 100px;
    }

    .mn-heatmap-head,
    .mn-heatmap-row {
      grid-template-columns: 34px repeat(12, minmax(0, 1fr));
    }

    .mn-hour.mn-hour-hide,
    .mn-cell.mn-cell-hide {
      display: none;
    }
  }