/* =========================================================
   CFO Portfolio Command Center — Obsidian Executive Dark Theme
   ========================================================= */

:root {
  --bg-base: #070A12;
  --bg-surface: #0E1424;
  --bg-card: #151D30;
  --bg-card-hover: #1C2740;
  --bg-card-subtle: rgba(21, 29, 48, 0.65);
  
  --border-subtle: #1F2C46;
  --border-focus: #3B82F6;
  --border-highlight: rgba(255, 255, 255, 0.08);

  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-dim: #475569;

  /* Executive Brand Accents */
  --accent-emerald: #10B981;
  --accent-emerald-soft: rgba(16, 185, 129, 0.12);
  --accent-rose: #EF4444;
  --accent-rose-soft: rgba(239, 68, 68, 0.12);
  --accent-blue: #3B82F6;
  --accent-blue-soft: rgba(59, 130, 246, 0.12);
  --accent-amber: #F59E0B;
  --accent-amber-soft: rgba(245, 158, 11, 0.12);
  --accent-purple: #8B5CF6;
  --accent-purple-soft: rgba(139, 92, 246, 0.12);
  --accent-cyan: #06B6D4;
  --accent-gold: #EAB308;

  --font-sans: 'Inter', 'Sarabun', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.45);
  --shadow-glow-emerald: 0 0 20px rgba(16, 185, 129, 0.25);
  --shadow-glow-blue: 0 0 20px rgba(59, 130, 246, 0.25);
  
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  background-image: 
    radial-gradient(at 10% 10%, rgba(59, 130, 246, 0.04) 0px, transparent 50%),
    radial-gradient(at 90% 90%, rgba(16, 185, 129, 0.04) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Privacy Mask Mode */
body.privacy-masked .amount-val,
body.privacy-masked .kpi-val,
body.privacy-masked .maskable {
  filter: blur(8px);
  user-select: none;
  transition: filter 0.2s ease;
}

body.privacy-masked .amount-val:hover,
body.privacy-masked .kpi-val:hover {
  filter: blur(0px);
}

/* App Layout */
#appContainer {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 1440px;
  margin: 0 auto;
  padding: 16px 20px 80px 20px;
}

/* Header Bar */
.top-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: var(--bg-card-subtle);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-badge {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #10B981, #059669);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  color: #070A12;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
}

.brand-title h1 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.3px;
  background: linear-gradient(135deg, #FFFFFF 40%, #94A3B8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-title p {
  font-size: 11px;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Header Buttons */
.btn-icon-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-icon-pill:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-muted);
  color: var(--text-primary);
}

.btn-icon-pill.btn-lock {
  border-color: rgba(239, 68, 68, 0.3);
  color: #F87171;
}

.btn-icon-pill.btn-lock:hover {
  background: var(--accent-rose-soft);
  border-color: var(--accent-rose);
}

.sync-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.sync-pill.live {
  background: var(--accent-emerald-soft);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.sync-pill.cached {
  background: var(--accent-blue-soft);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.sync-pill.offline {
  background: var(--accent-amber-soft);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: currentColor;
  display: inline-block;
  animation: pulse-dot-anim 1.8s infinite;
}

@keyframes pulse-dot-anim {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Navigation Tabs (Desktop & Tablet) */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface);
  padding: 6px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  margin-bottom: 20px;
  overflow-x: auto;
}

.nav-tab {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.nav-tab.active {
  background: var(--bg-card);
  color: var(--accent-emerald);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-subtle);
}

/* Tab Panels */
.tab-panel {
  display: none;
  animation: fadeIn 0.25s ease forwards;
}

.tab-panel.active {
  display: block;
}

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

/* KPI Hero Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.kpi-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.15);
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--border-subtle), transparent);
}

.kpi-card.primary::before {
  background: linear-gradient(90deg, #10B981, #059669);
}

.kpi-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kpi-val {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.kpi-sub {
  font-size: 12px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.kpi-sub.pos { color: var(--accent-emerald); }
.kpi-sub.neg { color: var(--accent-rose); }
.kpi-sub.neutral { color: var(--text-muted); }

/* Dashboard Two-Column Rows */
.dashboard-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 22px;
}

@media (min-width: 992px) {
  .dashboard-row.two-col {
    grid-template-columns: 2fr 1fr;
  }
  .dashboard-row.equal-col {
    grid-template-columns: 1fr 1fr;
  }
}

/* Executive Cards */
.panel-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.panel-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Advisor Cards */
.advisor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.advisor-card {
  background: rgba(14, 20, 36, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px;
  border-left: 3px solid var(--border-subtle);
}

.advisor-card.healthy { border-left-color: var(--accent-emerald); }
.advisor-card.caution { border-left-color: var(--accent-amber); }
.advisor-card.action { border-left-color: var(--accent-blue); }

.advisor-head {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 6px;
}

.advisor-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.data-table th {
  background: var(--bg-surface);
  color: var(--text-muted);
  font-weight: 600;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
  font-size: 12px;
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  white-space: nowrap;
}

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.text-right { text-align: right; }
.text-center { text-align: center; }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

.badge-green { background: var(--accent-emerald-soft); color: var(--accent-emerald); }
.badge-red { background: var(--accent-rose-soft); color: var(--accent-rose); }
.badge-blue { background: var(--accent-blue-soft); color: var(--accent-blue); }
.badge-amber { background: var(--accent-amber-soft); color: var(--accent-amber); }
.badge-purple { background: var(--accent-purple-soft); color: var(--accent-purple); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, #10B981, #059669);
  color: #070A12;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.35);
}

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

.btn-secondary:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--text-muted);
}

.btn-danger {
  background: var(--accent-rose-soft);
  color: var(--accent-rose);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Modals & Overlays */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(7, 10, 18, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 5000;
  padding: 16px;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
  padding: 24px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  line-height: 1;
}

.close-btn:hover {
  color: var(--text-primary);
}

/* Form Controls */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.form-control:focus {
  border-color: var(--accent-emerald);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Toast Notifications */
#toastContainer {
  position: fixed;
  bottom: 80px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 13px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideInRight 0.3s ease;
  pointer-events: auto;
}

.toast.success { border-left: 4px solid var(--accent-emerald); }
.toast.error { border-left: 4px solid var(--accent-rose); }
.toast.info { border-left: 4px solid var(--accent-blue); }

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}