/* =========================================================
   Maverick Insider Retention Command Center — Styles
   ========================================================= */

:root {
  --bg-0: #0a0e17;
  --bg-1: #0d1220;
  --bg-2: #121a2b;
  --bg-3: #172034;
  --bg-card: #131b2c;
  --border-soft: #24304a;
  --border-softer: #1c273c;

  --blue-primary: #2f6fed;
  --blue-light: #5b8def;
  --blue-glow: #3b82f6;
  --cyan: #22d3ee;

  --text-primary: #eef2f9;
  --text-secondary: #a7b2c9;
  --text-muted: #6d7891;

  --green: #22c55e;
  --red: #ef4444;
  --orange: #f59e0b;
  --yellow: #eab308;
  --purple: #a78bfa;

  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-sm: 8px;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: radial-gradient(circle at 15% 0%, #101a30 0%, var(--bg-0) 45%) fixed;
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
  scroll-behavior: smooth;
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #2a3550; border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: #34426a; }

a { color: inherit; }

/* ---------------- App Shell ---------------- */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ---------------- Sidebar ---------------- */
.sidebar {
  width: 280px;
  flex-shrink: 0;
  background: linear-gradient(180deg, #0c1120 0%, #0a0e18 100%);
  border-right: 1px solid var(--border-softer);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  z-index: 40;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 20px;
  border-bottom: 1px solid var(--border-softer);
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue-primary), var(--cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 0 20px rgba(47,111,237,0.45);
}

.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-title { font-family: var(--font-display); font-weight: 700; font-size: 14.5px; letter-spacing: 0.2px; }
.brand-sub { font-size: 11px; color: var(--text-muted); }

.sidebar-close { display: none; background: none; border: none; color: var(--text-muted); font-size: 18px; cursor: pointer; margin-left: auto; }

.sidebar-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 18px 18px 10px;
}

.filters { display: flex; flex-direction: column; gap: 16px; }

.filter-group { display: flex; flex-direction: column; gap: 6px; }
.filter-group label {
  font-size: 11.5px;
  color: var(--text-secondary);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 7px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.filter-group label i { color: var(--blue-light); width: 14px; }

.filter-group select {
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  color: var(--text-primary);
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-body);
  cursor: pointer;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath fill='%23a7b2c9' d='M0 0h10L5 6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}
.filter-group select:focus { border-color: var(--blue-primary); box-shadow: 0 0 0 3px rgba(47,111,237,0.2); }

.btn-reset {
  margin-top: 8px;
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  color: var(--text-secondary);
  padding: 10px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all .15s ease;
}
.btn-reset:hover { background: var(--bg-3); color: var(--text-primary); border-color: var(--blue-primary); }

.sidebar-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border-softer);
}
.live-indicator { font-size: 11.5px; color: var(--text-muted); display: flex; align-items: center; gap: 8px; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse 1.8s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

.sidebar-backdrop { display: none; }

/* ---------------- Main Area ---------------- */
.main-area { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border-softer);
  background: rgba(10,14,23,0.7);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 30;
}

.topbar-title h1 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.2px;
  background: linear-gradient(90deg, #fff, #b9c8ec);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.topbar-title p { font-size: 12.5px; color: var(--text-muted); margin-top: 2px; }

.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }

.icon-btn {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all .15s ease;
}
.icon-btn:hover { color: var(--blue-light); border-color: var(--blue-primary); }

.menu-toggle { display: none; }

.user-chip {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
}
.user-chip i { color: var(--cyan); }

.content {
  padding: 26px 28px 60px;
  display: flex;
  flex-direction: column;
  gap: 34px;
}

/* ---------------- Section Heading ---------------- */
.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 6px;
}
.section-heading h2 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  display: flex; align-items: center; gap: 10px;
  color: var(--text-primary);
}
.section-heading h2 i { color: var(--blue-light); font-size: 15px; }
.section-note { font-size: 11.5px; color: var(--text-muted); }

.dash-section { display: flex; flex-direction: column; }

/* ---------------- KPI Cards ---------------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.kpi-card {
  background: linear-gradient(155deg, var(--bg-card) 0%, #101627 100%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 18px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.kpi-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue-primary), var(--cyan));
  opacity: 0.85;
}
.kpi-card:hover {
  transform: translateY(-3px);
  border-color: var(--blue-primary);
  box-shadow: 0 8px 30px rgba(47,111,237,0.18);
}

.kpi-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 12px; }
.kpi-icon {
  width: 34px; height: 34px;
  border-radius: 9px;
  background: rgba(47,111,237,0.14);
  color: var(--blue-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
}
.kpi-label { font-size: 11.5px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.4px; font-weight: 600; }
.kpi-value { font-family: var(--font-display); font-size: 26px; font-weight: 700; margin: 2px 0 10px; letter-spacing: 0.2px; }

.kpi-trends { display: flex; flex-direction: column; gap: 5px; }
.trend-row { display: flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--text-muted); }
.trend-badge { display: inline-flex; align-items: center; gap: 4px; font-weight: 700; padding: 1px 6px; border-radius: 5px; font-size: 11px; }
.trend-badge.up-good { color: var(--green); background: rgba(34,197,94,0.12); }
.trend-badge.up-bad { color: var(--red); background: rgba(239,68,68,0.12); }
.trend-badge.down-good { color: var(--green); background: rgba(34,197,94,0.12); }
.trend-badge.down-bad { color: var(--red); background: rgba(239,68,68,0.12); }

/* ---------------- Metric Strip ---------------- */
.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 18px;
}
.metric-box {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}
.metric-box .m-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.4px; font-weight: 600; }
.metric-box .m-value { font-family: var(--font-display); font-size: 22px; font-weight: 700; margin-top: 4px; }

/* ---------------- Grid Layouts ---------------- */
.grid-2fr-1fr { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; margin-bottom: 16px; }
.grid-1fr-1fr { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.grid-1fr-1fr-1fr { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin-bottom: 16px; }

/* ---------------- Card ---------------- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-card);
}
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.card-head h3 { font-size: 14px; font-weight: 600; color: var(--text-primary); display: flex; align-items: center; gap: 8px; }
.card-head h3 i { color: var(--blue-light); }

.chart-card .chart-wrap { position: relative; height: 280px; }
.chart-wrap.donut-wrap { height: 220px; }
.gauge-wrap { position: relative; height: 220px; display: flex; align-items: center; justify-content: center; }
.gauge-center { position: absolute; text-align: center; top: 60%; transform: translateY(-50%); }
.gauge-center .g-value { font-family: var(--font-display); font-size: 24px; font-weight: 700; }
.gauge-center .g-label { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* ---------------- Legend list ---------------- */
.legend-list { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.legend-list li { display: flex; align-items: center; justify-content: space-between; font-size: 12.5px; color: var(--text-secondary); }
.legend-list .dot-swatch { width: 9px; height: 9px; border-radius: 50%; display: inline-block; margin-right: 8px; }
.legend-list .legend-name { display: flex; align-items: center; }
.legend-list .legend-value { font-weight: 700; color: var(--text-primary); }

/* ---------------- Funnel ---------------- */
.funnel { display: flex; flex-direction: column; gap: 10px; }
.funnel-step { position: relative; }
.funnel-bar {
  height: 42px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  font-size: 12.5px;
  font-weight: 600;
  color: #fff;
  position: relative;
  overflow: hidden;
  transition: width .5s ease;
}
.funnel-meta { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-muted); margin-top: 4px; }

/* ---------------- Tables ---------------- */
.table-scroll { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 12.5px; min-width: 480px; }
.data-table thead th {
  text-align: left;
  padding: 10px 12px;
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border-bottom: 1px solid var(--border-soft);
  white-space: nowrap;
}
.data-table tbody td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--border-softer);
  color: var(--text-secondary);
  white-space: nowrap;
}
.data-table tbody tr:hover { background: rgba(47,111,237,0.06); }
.data-table tbody tr:last-child td { border-bottom: none; }

.status-pill { padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; display: inline-block; }
.status-pill.retrying { background: rgba(245,158,11,0.14); color: var(--orange); }
.status-pill.critical { background: rgba(239,68,68,0.14); color: var(--red); }

.trend-icon-up-bad { color: var(--red); }
.trend-icon-up-good { color: var(--green); }
.trend-icon-down { color: var(--green); }

/* ---------------- Heatmaps ---------------- */
.heatmap { display: flex; flex-direction: column; gap: 4px; min-width: 560px; }
.heatmap-row { display: grid; grid-template-columns: 160px repeat(12, 1fr); gap: 4px; align-items: center; }
.heatmap-row.head-row { font-size: 10.5px; color: var(--text-muted); text-transform: uppercase; font-weight: 600; }
.heatmap-row-label { font-size: 12px; color: var(--text-secondary); font-weight: 600; padding-right: 6px; }
.heatmap-cell { height: 28px; border-radius: 5px; display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 700; color: rgba(255,255,255,0.9); }
.heatmap-cell.center-label { justify-content: flex-start; padding-left: 2px; }

.cohort .heatmap-row { grid-template-columns: 80px repeat(12, 1fr); }

/* ---------------- Risk Table ---------------- */
.risk-legend { display: flex; gap: 16px; margin-bottom: 14px; flex-wrap: wrap; }
.risk-pill { display: flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; }
.risk-pill.high i { color: var(--red); font-size: 8px; }
.risk-pill.medium i { color: var(--orange); font-size: 8px; }
.risk-pill.low i { color: var(--green); font-size: 8px; }

.risk-badge { padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; }
.risk-badge.high { background: rgba(239,68,68,0.14); color: var(--red); }
.risk-badge.medium { background: rgba(245,158,11,0.14); color: var(--orange); }
.risk-badge.low { background: rgba(34,197,94,0.14); color: var(--green); }

.score-bar-wrap { display: flex; align-items: center; gap: 8px; }
.score-bar-track { width: 70px; height: 6px; background: var(--bg-2); border-radius: 4px; overflow: hidden; }
.score-bar-fill { height: 100%; border-radius: 4px; }

/* ---------------- Campaigns ---------------- */
.campaign-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 16px; }
.campaign-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 16px;
}
.campaign-card .cc-head { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.campaign-card .cc-dot { width: 10px; height: 10px; border-radius: 50%; }
.campaign-card .cc-title { font-weight: 700; font-size: 13.5px; }
.campaign-card .cc-metrics { display: flex; flex-direction: column; gap: 6px; }
.campaign-card .cc-metric-row { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-secondary); }
.campaign-card .cc-metric-row b { color: var(--text-primary); }

/* ---------------- Journey Map ---------------- */
.journey-map {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
  position: relative;
}
.journey-stage {
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  text-align: center;
  position: relative;
  transition: transform .15s ease, border-color .15s ease;
}
.journey-stage:hover { transform: translateY(-3px); border-color: var(--blue-primary); }
.journey-stage .js-icon {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-primary), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 10px; color: #fff; font-size: 17px;
  box-shadow: 0 0 16px rgba(47,111,237,0.35);
}
.journey-stage .js-title { font-family: var(--font-display); font-weight: 700; font-size: 13.5px; margin-bottom: 4px; }
.journey-stage .js-metric { font-size: 16px; font-weight: 700; color: var(--cyan); }
.journey-stage .js-sub { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.journey-stage .js-friction {
  margin-top: 10px;
  font-size: 10.5px;
  color: var(--red);
  background: rgba(239,68,68,0.1);
  border-radius: 999px;
  padding: 4px 8px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.journey-arrow {
  position: absolute;
  top: 50%;
  right: -14px;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 13px;
  z-index: 2;
}

/* ---------------- Insights & Actions ---------------- */
.insight-list, .action-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.insight-list li {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--bg-2);
  border: 1px solid var(--border-softer);
  border-radius: var(--radius-md);
  padding: 13px 14px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.insight-list li strong { color: var(--text-primary); }
.insight-icon { width: 30px; height: 30px; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 13px; }
.insight-icon.warning { background: rgba(245,158,11,0.14); color: var(--orange); }
.insight-icon.info { background: rgba(47,111,237,0.14); color: var(--blue-light); }
.insight-icon.success { background: rgba(34,197,94,0.14); color: var(--green); }

.action-panel { display: flex; flex-direction: column; }
.action-list li {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-2);
  border: 1px solid var(--border-softer);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-size: 13px;
  color: var(--text-secondary);
}
.action-icon { width: 30px; height: 30px; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 13px; color: #fff; }
.action-icon.high { background: linear-gradient(135deg, #ef4444, #f97316); }
.action-icon.medium { background: linear-gradient(135deg, #f59e0b, #eab308); }
.action-icon.low { background: linear-gradient(135deg, #22c55e, #16a34a); }
.action-priority-tag { margin-left: auto; font-size: 10px; font-weight: 700; text-transform: uppercase; padding: 3px 8px; border-radius: 999px; flex-shrink: 0; }
.action-priority-tag.high { background: rgba(239,68,68,0.14); color: var(--red); }
.action-priority-tag.medium { background: rgba(245,158,11,0.14); color: var(--orange); }
.action-priority-tag.low { background: rgba(34,197,94,0.14); color: var(--green); }

/* ---------------- Footer ---------------- */
.dash-footer { text-align: center; padding: 20px 0 6px; color: var(--text-muted); font-size: 11.5px; }

/* ---------------- Modal ---------------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(4,7,14,0.72);
  backdrop-filter: blur(3px);
  display: none; align-items: center; justify-content: center;
  z-index: 100; padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 26px;
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: var(--bg-2); border: 1px solid var(--border-soft);
  color: var(--text-secondary);
  width: 32px; height: 32px; border-radius: 8px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.modal-content h3 { font-family: var(--font-display); font-size: 18px; margin-bottom: 6px; }
.modal-content p.modal-sub { color: var(--text-muted); font-size: 12.5px; margin-bottom: 18px; }
.modal-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 18px; }
.modal-detail-box { background: var(--bg-2); border: 1px solid var(--border-softer); border-radius: 10px; padding: 12px; }
.modal-detail-box .md-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; }
.modal-detail-box .md-value { font-size: 18px; font-weight: 700; font-family: var(--font-display); margin-top: 4px; }
.modal-chart-wrap { height: 220px; position: relative; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1200px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
  .campaign-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2fr-1fr, .grid-1fr-1fr, .grid-1fr-1fr-1fr { grid-template-columns: 1fr; }
  .journey-map { grid-template-columns: repeat(3, 1fr); }
  .journey-arrow { display: none; }
}

@media (max-width: 860px) {
  .sidebar {
    position: fixed;
    left: 0; top: 0;
    transform: translateX(-100%);
    transition: transform .25s ease;
    z-index: 60;
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-close { display: block; }
  .sidebar-backdrop {
    display: none;
    position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 50;
  }
  .sidebar-backdrop.open { display: block; }
  .menu-toggle { display: flex; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .content { padding: 20px 16px 40px; }
  .topbar { padding: 14px 16px; }
  .topbar-title h1 { font-size: 17px; }
  .topbar-title p { display: none; }
  .user-chip span { display: none; }
}

@media (max-width: 560px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: 1fr; }
  .campaign-grid { grid-template-columns: 1fr; }
  .journey-map { grid-template-columns: 1fr; }
  .heatmap-row { grid-template-columns: 110px repeat(12, minmax(28px,1fr)); }
}