:root {
  --bg-page: #f1f5f9;
  --bg-card: #ffffff;
  --bg-header: #0f172a;
  --bg-sidebar: #ffffff;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  --border-col: #e2e8f0;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --accent-teal: #0d9488;
  --accent-purple: #7c3aed;
  --accent-amber: #d97706;
  --accent-pink: #db2777;
  --accent-green: #059669;
  --accent-red: #dc2626;
  --radius: 10px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
}

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

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.45;
  font-size: 14px;
}

/* TOP HEADER */
.top-header {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-badge {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, #3b82f6, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  color: #fff;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 6px rgba(59, 130, 246, 0.4);
}

.top-header h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.top-header p {
  font-size: 12px;
  color: #cbd5e1;
  margin-top: 2px;
}

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

.preset-group {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: #e2e8f0;
}

.preset-group select {
  background: #1e293b;
  color: #fff;
  border: 1px solid #475569;
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 12.5px;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  border: none;
  padding: 9px 18px;
  border-radius: 7px;
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.35);
  transition: transform 0.1s, background 0.15s;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #f8fafc;
  color: var(--text-main);
  border: 1px solid #cbd5e1;
  padding: 7px 14px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 12.5px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-secondary:hover {
  background: #e2e8f0;
}

/* MAIN LAYOUT */
.app-layout {
  display: grid;
  grid-template-columns: 350px 1fr;
  min-height: calc(100vh - 70px);
}

@media (max-width: 1100px) {
  .app-layout {
    grid-template-columns: 1fr;
  }
}

/* SIDEBAR */
.sidebar {
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-col);
  padding: 16px;
  overflow-y: auto;
  max-height: calc(100vh - 70px);
  position: sticky;
  top: 70px;
}

@media (max-width: 1100px) {
  .sidebar {
    max-height: none;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border-col);
  }
}

.panel-section {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #1e293b;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid #e2e8f0;
}

.sub-label {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}

.form-row:last-child {
  margin-bottom: 0;
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-group label {
  display: block;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 3px;
}

.form-group input[type="number"],
.form-group select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  font-size: 13px;
  color: var(--text-main);
  background: #fff;
  transition: border-color 0.15s;
}

.form-group input[type="number"]:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

.checkbox-group {
  display: flex;
  align-items: flex-end;
  padding-bottom: 5px;
}

.checkbox-label {
  display: flex !important;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 12px !important;
  color: var(--text-main) !important;
}

.manual-box {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed #cbd5e1;
}

.hidden {
  display: none !important;
}

.helper-text {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

/* MAIN CONTENT */
.main-content {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow-x: hidden;
}

/* VIEW CONTROLS BAR */
.view-controls-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--bg-card);
  padding: 10px 16px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-col);
}

.scenario-tabs {
  display: flex;
  gap: 8px;
}

.tab-btn {
  padding: 7px 16px;
  border-radius: 6px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
}

.tab-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 2px 5px rgba(37, 99, 235, 0.25);
}

.dollar-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
}

.toggle-btn {
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 12px;
  cursor: pointer;
}

.toggle-btn.active {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
}

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

@media (max-width: 1300px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 650px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }
}

.kpi-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 15px 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-col);
  border-top: 4px solid var(--primary);
}

.kpi-card.highlight-blue { border-top-color: #2563eb; }
.kpi-card.highlight-pink { border-top-color: #db2777; }
.kpi-card.highlight-green { border-top-color: #059669; }
.kpi-card.highlight-purple { border-top-color: #7c3aed; }

.kpi-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.3px;
}

.kpi-value {
  font-size: 21px;
  font-weight: 800;
  color: var(--text-main);
  margin: 6px 0 4px;
}

.kpi-sub {
  font-size: 12px;
  color: var(--text-muted);
}

/* 4-PHASE ROADMAP CARDS */
.roadmap-section,
.table-section {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-col);
}

.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.section-header-row h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
}

.badge-info {
  background: #e0f2fe;
  color: #0369a1;
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
}

.phase-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

@media (max-width: 1350px) {
  .phase-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .phase-cards-grid {
    grid-template-columns: 1fr;
  }
}

.phase-card {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  overflow: hidden;
  background: #ffffff;
  display: flex;
  flex-direction: column;
}

.phase-card-header {
  padding: 10px 12px;
  font-weight: 700;
  border-bottom: 1px solid #e2e8f0;
}

.phase-card-header .phase-tag {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
}

.phase-card-header .phase-title {
  font-size: 13.5px;
  color: #0f172a;
  margin-top: 2px;
}

.phase-card-body {
  padding: 12px;
  font-size: 12.5px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.phase-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 8px;
  background: #f8fafc;
  border-radius: 5px;
  font-weight: 600;
}

.phase-stat span:last-child {
  font-weight: 700;
  color: #0f172a;
}

.phase-note {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.4;
}

/* CHARTS SECTION */
.charts-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 1150px) {
  .charts-section {
    grid-template-columns: 1fr;
  }
}

.chart-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-col);
}

.chart-card.full-width {
  grid-column: 1 / -1;
}

.chart-header h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.chart-header p {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  margin-bottom: 12px;
}

.chart-container-large {
  position: relative;
  height: 340px;
  width: 100%;
}

.chart-container-med {
  position: relative;
  height: 300px;
  width: 100%;
}

/* TABLES */
.table-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.scrollable-table {
  max-height: 520px;
  overflow-y: auto;
  border: 1px solid var(--border-col);
  border-radius: 6px;
}

.summary-table,
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
  text-align: right;
}

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

.summary-table thead th,
.data-table thead th {
  background: #0f172a;
  color: #ffffff;
  padding: 10px 10px;
  font-weight: 600;
  font-size: 11.5px;
  position: sticky;
  top: 0;
  z-index: 10;
  white-space: nowrap;
}

.summary-table tbody td,
.data-table tbody td {
  padding: 8px 10px;
  border-bottom: 1px solid #e2e8f0;
  white-space: nowrap;
}

.summary-table tbody tr:nth-child(even),
.data-table tbody tr:nth-child(even) {
  background: #f8fafc;
}

.summary-table tbody tr:hover,
.data-table tbody tr:hover {
  background: #eff6ff;
}

.val-pos { color: #059669; font-weight: 700; }
.val-neg { color: #dc2626; font-weight: 600; }
.val-bold { font-weight: 700; color: #0f172a; }
.val-highlight { background: #fef3c7; font-weight: 700; }