/* ===================================================
   SCHONFELD FINOPS DASHBOARD — Design System
   Driven Tech Branding | Light Mode | Zen Professional
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Brand Colors */
  --color-primary: #0B0B15;
  --color-primary-light: #1a1a2e;
  --color-accent: #E33529;
  --color-accent-hover: #c92d22;
  --color-accent-soft: rgba(227, 53, 41, 0.08);

  /* Backgrounds */
  --bg-body: #F5F6FA;
  --bg-card: #FFFFFF;
  --bg-sidebar: #0B0B15;
  --bg-sidebar-hover: rgba(255, 255, 255, 0.06);
  --bg-sidebar-active: rgba(227, 53, 41, 0.15);
  --bg-input: #F0F1F5;

  /* Text */
  --text-primary: #1A1A2E;
  --text-secondary: #6B7280;
  --text-tertiary: #9CA3AF;
  --text-inverse: #FFFFFF;
  --text-accent: #E33529;

  /* Status Colors */
  --color-success: #10B981;
  --color-success-bg: rgba(16, 185, 129, 0.1);
  --color-warning: #F59E0B;
  --color-warning-bg: rgba(245, 158, 11, 0.1);
  --color-danger: #EF4444;
  --color-danger-bg: rgba(239, 68, 68, 0.1);
  --color-info: #3B82F6;
  --color-info-bg: rgba(59, 130, 246, 0.1);

  /* Platform Colors */
  --color-aws: #FF9900;
  --color-datadog: #632CA6;
  --color-confluent: #1A73E8;
  --color-mongodb: #00684A;
  --color-singlestore: #AA00FF;
  --color-harness: #0095F7;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);

  /* Borders */
  --border-color: #E5E7EB;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 16px;

  /* Spacing */
  --sidebar-width: 260px;
  --header-height: 64px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* --- Layout --- */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-sidebar);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform var(--transition-base);
}

.sidebar-logo {
  padding: 24px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo svg {
  height: 22px;
  width: auto;
}

.sidebar-logo .logo-subtitle {
  font-size: 10px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-top: 4px;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.35);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 24px 16px 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-radius: var(--border-radius-sm);
  color: rgba(255, 255, 255, 0.55);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  margin-bottom: 2px;
  position: relative;
}

.nav-item:hover {
  background: var(--bg-sidebar-hover);
  color: rgba(255, 255, 255, 0.9);
}

.nav-item.active {
  background: var(--bg-sidebar-active);
  color: var(--color-accent);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--color-accent);
  border-radius: 0 3px 3px 0;
}

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.8;
}

.nav-item.active svg {
  opacity: 1;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* --- Main Content --- */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
}

/* --- Header --- */
.top-header {
  height: var(--header-height);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.header-breadcrumb {
  font-size: 13px;
  color: var(--text-tertiary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--color-success-bg);
  color: var(--color-success);
  font-size: 12px;
  font-weight: 600;
  border-radius: 20px;
}

.header-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.header-period {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background: var(--bg-input);
  border-radius: var(--border-radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  transition: background var(--transition-fast);
  border: none;
}

.header-period:hover {
  background: #e5e6ea;
}

.header-period svg {
  width: 16px;
  height: 16px;
  color: var(--text-secondary);
}

.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), #ff6b5a);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: white;
  cursor: pointer;
}

/* --- Page Content --- */
.page-content {
  padding: 28px 32px 48px;
  max-width: 1400px;
}

.page-header {
  margin-bottom: 28px;
}

.page-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.page-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 4px;
  font-weight: 400;
}

/* --- KPI Cards --- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.kpi-card {
  background: var(--bg-card);
  border-radius: var(--border-radius);
  padding: 24px;
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--kpi-color, var(--border-color));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.kpi-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.kpi-card:hover::before {
  opacity: 1;
}

.kpi-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.kpi-label svg {
  width: 16px;
  height: 16px;
  opacity: 0.5;
}

.kpi-value {
  font-size: 30px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 8px;
}

.kpi-change {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
}

.kpi-change.up {
  color: var(--color-danger);
  background: var(--color-danger-bg);
}

.kpi-change.down {
  color: var(--color-success);
  background: var(--color-success-bg);
}

.kpi-change svg {
  width: 12px;
  height: 12px;
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: box-shadow var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.card-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.card-body {
  padding: 24px;
}

.card-body-flush {
  padding: 0;
}

/* --- Grid Layouts --- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.grid-2-1 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.grid-1-2 {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 20px;
  margin-bottom: 28px;
}

/* --- Platform Breakdown --- */
.platform-card {
  background: var(--bg-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  padding: 24px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.platform-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--platform-color);
}

.platform-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.platform-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: white;
  margin-bottom: 16px;
}

.platform-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.platform-type {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

.platform-spend {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  margin-bottom: 6px;
}

.platform-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-secondary);
}

.platform-chart {
  height: 60px;
  margin-top: 16px;
}

/* --- Table --- */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table thead th {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
  background: #FAFBFC;
}

.data-table tbody td {
  padding: 14px 16px;
  font-size: 13.5px;
  color: var(--text-primary);
  border-bottom: 1px solid #F3F4F6;
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: #F9FAFB;
}

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

.table-pm-name {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pm-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.cost-bar {
  display: flex;
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
  background: #F3F4F6;
  margin-top: 4px;
}

.cost-bar-segment {
  transition: width var(--transition-slow);
}

.cost-bar-direct { background: var(--color-info); }
.cost-bar-shared { background: var(--color-warning); }
.cost-bar-foundation { background: var(--color-accent); }

/* --- Invoice --- */
.invoice-container {
  background: var(--bg-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  max-width: 800px;
  margin: 0 auto;
  overflow: hidden;
}

.invoice-header {
  padding: 40px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px solid var(--border-color);
}

.invoice-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.invoice-badge {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  background: var(--color-success-bg);
  color: var(--color-success);
}

.invoice-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  padding: 32px 40px;
  border-bottom: 1px solid var(--border-color);
}

.invoice-meta-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.invoice-meta-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.invoice-line-items {
  padding: 0 40px;
}

.invoice-line-items table {
  width: 100%;
  border-collapse: collapse;
}

.invoice-line-items th {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 16px 0;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.invoice-line-items th:last-child {
  text-align: right;
}

.invoice-line-items td {
  padding: 14px 0;
  font-size: 14px;
  border-bottom: 1px solid #F3F4F6;
}

.invoice-line-items td:last-child {
  text-align: right;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.invoice-section-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-accent);
  padding: 20px 0 4px;
}

.invoice-total-row td {
  border-top: 2px solid var(--text-primary);
  border-bottom: none !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  padding-top: 16px !important;
}

.invoice-footer {
  padding: 32px 40px;
  background: #FAFBFC;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* --- Ledger Preview --- */
.ledger-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.ledger-format {
  display: flex;
  gap: 2px;
  background: var(--bg-input);
  border-radius: var(--border-radius-sm);
  padding: 3px;
}

.ledger-format-btn {
  padding: 7px 16px;
  font-size: 12px;
  font-weight: 500;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  background: transparent;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  font-family: inherit;
}

.ledger-format-btn.active {
  background: white;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

.ledger-preview {
  background: #1e1e2e;
  border-radius: var(--border-radius);
  padding: 24px;
  overflow-x: auto;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 12px;
  line-height: 1.7;
  color: #cdd6f4;
}

.ledger-preview .header-row {
  color: #89b4fa;
  font-weight: 600;
}

.ledger-preview .data-row {
  color: #a6adc8;
}

.ledger-preview .highlight {
  color: #f9e2af;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--border-radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.btn-primary {
  background: var(--color-accent);
  color: white;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  box-shadow: 0 4px 12px rgba(227, 53, 41, 0.3);
}

.btn-secondary {
  background: var(--bg-input);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: #e0e1e5;
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 8px 12px;
}

.btn-ghost:hover {
  background: var(--bg-input);
  color: var(--text-primary);
}

.btn svg {
  width: 16px;
  height: 16px;
}

/* --- Tags & Badges --- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
}

.tag-blue { background: var(--color-info-bg); color: var(--color-info); }
.tag-green { background: var(--color-success-bg); color: var(--color-success); }
.tag-amber { background: var(--color-warning-bg); color: var(--color-warning); }
.tag-red { background: var(--color-danger-bg); color: var(--color-danger); }

/* --- Legend --- */
.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 16px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-in {
  animation: fadeInUp 0.5s ease forwards;
  opacity: 0;
}

.animate-in:nth-child(1) { animation-delay: 0.05s; }
.animate-in:nth-child(2) { animation-delay: 0.1s; }
.animate-in:nth-child(3) { animation-delay: 0.15s; }
.animate-in:nth-child(4) { animation-delay: 0.2s; }
.animate-in:nth-child(5) { animation-delay: 0.25s; }
.animate-in:nth-child(6) { animation-delay: 0.3s; }

.page-view {
  display: none;
  animation: fadeIn 0.3s ease forwards;
}

.page-view.active {
  display: block;
}

/* --- Chart containers --- */
.chart-container {
  position: relative;
  width: 100%;
}

.chart-container canvas {
  width: 100% !important;
}

/* --- Connection Status Indicators --- */
.connection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.connection-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: #FAFBFC;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
}

.connection-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  flex-shrink: 0;
}

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

.connection-status {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-left: auto;
}

/* --- PM Select --- */
.pm-select-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.pm-select-card {
  padding: 16px;
  border-radius: var(--border-radius-sm);
  border: 2px solid var(--border-color);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.pm-select-card:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.pm-select-card.selected {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.pm-select-card .pm-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 8px;
}

.pm-select-card .pm-team {
  font-size: 11px;
  color: var(--text-secondary);
}

/* --- Empty States --- */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-tertiary);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  opacity: 0.3;
}

/* --- Tooltip --- */
.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 10px;
  background: var(--color-primary);
  color: white;
  font-size: 11px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  margin-bottom: 6px;
}

.tooltip:hover::after {
  opacity: 1;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #D1D5DB;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #9CA3AF;
}

/* --- Responsive --- */
@media (max-width: 1200px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-2-1, .grid-1-2 {
    grid-template-columns: 1fr;
  }
  .pm-select-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .main-content {
    margin-left: 0;
  }
  .kpi-grid {
    grid-template-columns: 1fr;
  }
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
  .page-content {
    padding: 20px 16px;
  }
  .connection-grid {
    grid-template-columns: 1fr;
  }
  .invoice-header, .invoice-meta, .invoice-line-items, .invoice-footer {
    padding-left: 20px;
    padding-right: 20px;
  }
}

/* --- Number formatting --- */
.tabular-nums {
  font-variant-numeric: tabular-nums;
}

/* --- Divider --- */
.divider {
  height: 1px;
  background: var(--border-color);
  margin: 20px 0;
}

/* --- Inline flex helpers --- */
.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

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

.text-mono {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 13px;
}

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }