@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  --bg-main: #0B0E14;
  --bg-card: #121722;
  --bg-card-subtle: #171E2C;
  --bg-hover: #1E2638;
  --border-color: #232D42;
  --border-active: #384869;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --accent-blue: #38BDF8;
  --accent-cyan: #2DD4BF;
  --accent-emerald: #10B981;
  --accent-amber: #F59E0B;
  --accent-rose: #F43F5E;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  padding: 24px;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.app-container {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Header */
.header-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 20px;
}

.header-title-group h1 {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.header-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  background: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.25);
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 6px;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Buttons */
.btn {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease-in-out;
}

.btn-primary {
  background: #0284C7;
  color: #FFFFFF;
  border: 1px solid #38BDF8;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.btn-primary:hover {
  background: #0369A1;
}

.btn-secondary {
  background: var(--bg-card-subtle);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-active);
}

.btn-preset {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 500;
}

.btn-preset:hover {
  color: var(--text-primary);
  border-color: var(--border-active);
}

.btn-preset.active {
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-blue);
  border-color: var(--accent-blue);
  font-weight: 600;
}

/* Layout Grid */
.grid-main {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 24px;
}

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

/* Card */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.card-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}

/* Controls / Sliders */
.controls-group {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.preset-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 16px;
}

.control-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.control-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.control-label {
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 500;
}

.control-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-blue);
}

.range-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 5px;
  border-radius: 3px;
  background: var(--bg-hover);
  outline: none;
  border: 1px solid var(--border-color);
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #38BDF8;
  cursor: pointer;
  border: 2px solid #0B0E14;
  box-shadow: 0 0 6px rgba(56, 189, 248, 0.4);
  transition: transform 0.1s;
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.control-min-max {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
}

/* KPI Summary Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

@media (max-width: 800px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
}

.kpi-card.irr::before { background: var(--accent-emerald); }
.kpi-card.moic::before { background: var(--accent-cyan); }
.kpi-card.inveq::before { background: var(--accent-blue); }
.kpi-card.exiteq::before { background: var(--accent-amber); }

.kpi-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.kpi-value {
  font-size: 24px;
  font-weight: 700;
  color: #FFFFFF;
}

.kpi-sub {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Tables */
.table-container {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.data-table th {
  text-align: right;
  padding: 10px 14px;
  color: var(--text-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-card-subtle);
  letter-spacing: 0.03em;
}

.data-table th:first-child {
  text-align: left;
}

.data-table td {
  padding: 9px 14px;
  text-align: right;
  border-bottom: 1px solid rgba(35, 45, 66, 0.6);
  color: var(--text-secondary);
}

.data-table td:first-child {
  text-align: left;
  color: var(--text-primary);
  font-weight: 500;
}

.data-table tr.total-row td {
  border-top: 1px solid var(--border-active);
  border-bottom: 1px solid var(--border-active);
  font-weight: 700;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.02);
}

.data-table tr.highlight-row td {
  color: var(--accent-cyan);
  font-weight: 600;
}

/* Capital Structure Bar */
.cap-bar-wrapper {
  margin: 16px 0;
}

.cap-bar-container {
  display: flex;
  height: 24px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.cap-bar-segment {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: #FFFFFF;
  text-shadow: 0 1px 2px rgba(0,0,0,0.6);
  transition: width 0.2s ease;
}

.cap-bar-debt { background: #3B82F6; }
.cap-bar-sponsor { background: #10B981; }
.cap-bar-mgmt { background: #F59E0B; }

.cap-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 10px;
  font-size: 11px;
}

.cap-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
}

/* Returns Matrix */
.matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  text-align: center;
}

.matrix-table th, .matrix-table td {
  padding: 8px 6px;
  border: 1px solid var(--border-color);
}

.matrix-table th {
  background: var(--bg-card-subtle);
  color: var(--text-secondary);
  font-weight: 600;
}

.matrix-table .matrix-cell-active {
  outline: 2px solid var(--accent-blue);
  background: rgba(56, 189, 248, 0.15) !important;
  font-weight: 700;
  color: #FFFFFF;
}

.text-positive { color: var(--accent-emerald); }
.text-warning { color: var(--accent-amber); }
.text-negative { color: var(--accent-rose); }