:root {
  --nf-bg: #0f1419;
  --nf-surface: #1a222c;
  --nf-surface-2: #243040;
  --nf-text: #e8eef4;
  --nf-muted: #8b9aab;
  --nf-accent: #2dd4a8;
  --nf-accent-dim: #1a9e7a;
  --nf-warn: #f0b429;
  --nf-danger: #e85d5d;
  --nf-border: #2e3a48;
  --nf-radius: 12px;
  --nf-font: "Segoe UI", "IBM Plex Sans", system-ui, sans-serif;
}

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

body {
  font-family: var(--nf-font);
  background:
    radial-gradient(1200px 600px at 10% -10%, #1a3a35 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #1e2a44 0%, transparent 50%),
    var(--nf-bg);
  color: var(--nf-text);
  min-height: 100vh;
}

a { color: var(--nf-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.nf-shell { max-width: 1100px; margin: 0 auto; padding: 24px; }

.nf-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--nf-border);
  background: rgba(15, 20, 25, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nf-brand {
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 1.15rem;
  color: var(--nf-text);
  text-decoration: none;
}
.nf-brand span { color: var(--nf-accent); }

.nf-nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 8px;
  background: transparent;
  border: 1px solid var(--nf-border);
  border-radius: 8px;
  color: var(--nf-text);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
}
.nf-nav-toggle:hover { border-color: var(--nf-muted); }

.nf-nav-links { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.nf-nav-links a, .nf-nav-links button {
  color: var(--nf-muted);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  min-height: 44px;
  padding: 10px 12px;
  display: inline-flex;
  align-items: center;
}
.nf-nav-links a:hover, .nf-nav-links button:hover { color: var(--nf-text); }

.nf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.95rem;
}
.nf-btn-primary {
  background: var(--nf-accent);
  color: #06241c;
}
.nf-btn-primary:hover { background: #3ee0b6; }
.nf-btn-secondary {
  background: transparent;
  color: var(--nf-text);
  border: 1px solid var(--nf-border);
}
.nf-btn-secondary:hover { border-color: var(--nf-muted); }
.nf-btn:disabled { opacity: 0.45; cursor: not-allowed; }

.nf-card {
  background: var(--nf-surface);
  border: 1px solid var(--nf-border);
  border-radius: var(--nf-radius);
  padding: 24px;
}

.nf-hero {
  text-align: center;
  padding: 72px 20px 40px;
}
.nf-hero h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.nf-hero p {
  color: var(--nf-muted);
  max-width: 520px;
  margin: 0 auto 28px;
  line-height: 1.5;
}

.nf-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--nf-border);
  background: var(--nf-surface-2);
  color: var(--nf-text);
  font-size: 1rem;
}
.nf-input:focus { outline: 2px solid var(--nf-accent-dim); }

.nf-empty {
  text-align: center;
  padding: 64px 24px;
  max-width: 480px;
  margin: 40px auto;
}

.nf-checklist {
  background: var(--nf-surface);
  border: 1px solid var(--nf-border);
  border-radius: var(--nf-radius);
  padding: 20px;
  margin-bottom: 24px;
}
.nf-checklist h3 { margin-bottom: 12px; font-size: 1rem; }
.nf-step {
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 8px;
  border: 1px solid transparent;
  color: var(--nf-muted);
}
.nf-step.active {
  background: var(--nf-surface-2);
  border-color: var(--nf-accent-dim);
  color: var(--nf-text);
}
.nf-step.done { color: var(--nf-accent); }
.nf-step-title { font-weight: 600; margin-bottom: 4px; }
.nf-step-body { font-size: 0.9rem; margin-top: 8px; }
.nf-banner {
  background: var(--nf-surface-2);
  border: 1px dashed var(--nf-border);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 16px;
  color: var(--nf-muted);
  font-size: 0.9rem;
}

.nf-grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.nf-source-card {
  background: var(--nf-surface-2);
  border: 1px solid var(--nf-border);
  border-radius: var(--nf-radius);
  padding: 20px;
}
.nf-source-card h4 { margin-bottom: 8px; }
.nf-source-card p { color: var(--nf-muted); font-size: 0.9rem; margin-bottom: 16px; line-height: 1.4; }

.nf-drop {
  border: 2px dashed var(--nf-border);
  border-radius: var(--nf-radius);
  padding: 28px;
  text-align: center;
  color: var(--nf-muted);
  cursor: pointer;
}
.nf-drop.dragover { border-color: var(--nf-accent); color: var(--nf-accent); }

.nf-health {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding: 12px 16px;
  background: var(--nf-surface);
  border: 1px solid var(--nf-border);
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  color: var(--nf-muted);
}
.nf-health strong { color: var(--nf-text); }

.nf-status { margin-top: 12px; color: var(--nf-muted); font-size: 0.9rem; }
.nf-status.error { color: var(--nf-danger); }
.nf-status.ok { color: var(--nf-accent); }

.nf-help {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 30;
}
.nf-help-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--nf-border);
  background: var(--nf-surface);
  color: var(--nf-text);
  font-size: 1.2rem;
  cursor: pointer;
}
.nf-help-panel {
  display: none;
  position: absolute;
  right: 0;
  bottom: 52px;
  width: 260px;
  background: var(--nf-surface);
  border: 1px solid var(--nf-border);
  border-radius: var(--nf-radius);
  padding: 16px;
  font-size: 0.9rem;
  color: var(--nf-muted);
  line-height: 1.45;
}
.nf-help-panel.open { display: block; }
.nf-help-panel strong { color: var(--nf-text); }

.nf-coach {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--nf-accent);
  color: #06241c;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  z-index: 5;
  max-width: 90%;
}

.nf-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.nf-chip {
  background: var(--nf-surface-2);
  border: 1px solid var(--nf-border);
  color: var(--nf-text);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.85rem;
  cursor: pointer;
}
.nf-chip:hover { border-color: var(--nf-accent); }

.nf-chat {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 420px;
  overflow-y: auto;
  margin-bottom: 16px;
}
.nf-msg {
  padding: 12px 14px;
  border-radius: 10px;
  max-width: 85%;
  line-height: 1.45;
  white-space: pre-wrap;
}
.nf-msg.user {
  align-self: flex-end;
  background: var(--nf-accent-dim);
  color: #eafff7;
}
.nf-msg.assistant {
  align-self: flex-start;
  background: var(--nf-surface-2);
  border: 1px solid var(--nf-border);
}
.nf-citations {
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--nf-muted);
}
.nf-citations span {
  display: inline-block;
  margin: 2px 4px 2px 0;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--nf-bg);
  border: 1px solid var(--nf-border);
}

#graph-canvas {
  width: 100%;
  height: 560px;
  background: var(--nf-surface);
  border: 1px solid var(--nf-border);
  border-radius: var(--nf-radius);
  position: relative;
}

.workspace-list { display: grid; gap: 12px; margin-top: 20px; }
.workspace-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  background: var(--nf-surface);
  border: 1px solid var(--nf-border);
  border-radius: var(--nf-radius);
  cursor: pointer;
}
.workspace-item:hover { border-color: var(--nf-accent-dim); }

@media (max-width: 720px) {
  .nf-nav { padding: 12px 16px; }
  .nf-nav-toggle { display: inline-flex; }
  .nf-nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding-top: 8px;
  }
  .nf-nav.nf-nav-open .nf-nav-links { display: flex; }
  .nf-nav-links a, .nf-nav-links button {
    width: 100%;
    justify-content: flex-start;
    border-radius: 8px;
  }
  .nf-nav-links a:hover, .nf-nav-links button:hover {
    background: var(--nf-surface-2);
  }
  .nf-shell { padding: 16px; }
  .nf-hero { padding-top: 40px; }
  .nf-page-head { flex-direction: column; }
  .nf-page-meta { text-align: left; }
  .sticky-col { min-width: 120px; }
  .report-table th, .nf-finance-table th {
    white-space: normal;
    font-size: 0.78rem;
    padding: 8px;
  }
  .report-table td, .nf-finance-table td {
    padding: 8px;
    font-size: 0.8rem;
  }
  /* Compact finance tables: emphasize primary columns */
  .nf-finance-table th:nth-child(n+4),
  .nf-finance-table td:nth-child(n+4) {
    font-size: 0.75rem;
  }
  .nf-seg, .nf-tab, .nf-chip {
    min-height: 44px;
    padding: 10px 14px;
  }
}

@media (max-width: 640px) {
  .nf-shell { padding: 16px; }
  .nf-hero { padding-top: 40px; }
}

/* Planning / FP&A */
.nf-shell-wide { max-width: 1200px; }
.nf-page-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}
.nf-page-meta { color: var(--nf-muted); font-size: 0.9rem; text-align: right; }
.nf-muted { color: var(--nf-muted); }
.nf-tiny { font-size: 0.75rem; margin-top: 2px; }
.nf-nav-active { color: var(--nf-text) !important; }
.nf-tabs { display: flex; gap: 4px; margin: 20px 0 16px; border-bottom: 1px solid var(--nf-border); }
.nf-tab {
  background: none;
  border: none;
  color: var(--nf-muted);
  padding: 10px 16px;
  cursor: pointer;
  font-size: 0.95rem;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.nf-tab.active { color: var(--nf-accent); border-bottom-color: var(--nf-accent); }
.nf-tab-pane { display: none; }
.nf-tab-pane.active { display: block; }
.nf-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}
.nf-segment {
  display: inline-flex;
  border: 1px solid var(--nf-border);
  border-radius: 999px;
  overflow: hidden;
}
.nf-seg {
  background: transparent;
  border: none;
  color: var(--nf-muted);
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.85rem;
}
.nf-seg.active { background: var(--nf-surface-2); color: var(--nf-text); }
.nf-field, .nf-field-inline {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--nf-muted);
}
.nf-field-inline { flex-direction: row; align-items: center; }
.nf-field select, .nf-field-inline input, .nf-map-select {
  background: var(--nf-surface-2);
  border: 1px solid var(--nf-border);
  color: var(--nf-text);
  border-radius: 8px;
  padding: 8px 10px;
}
.nf-link-btn {
  background: none;
  border: none;
  color: var(--nf-accent);
  cursor: pointer;
  font: inherit;
  text-decoration: underline;
}
.nf-drop-active { border-color: var(--nf-accent); }
.nf-status-ok { color: var(--nf-accent); }
.nf-status-warn { color: var(--nf-warn); }
.nf-status-err { color: var(--nf-danger); }
.nf-map-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--nf-border);
  align-items: center;
}
.nf-map-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.nf-table-wrap { overflow-x: auto; border: 1px solid var(--nf-border); border-radius: var(--nf-radius); }
.report-table, .nf-finance-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.report-table th, .nf-finance-table th {
  text-align: left;
  padding: 10px 12px;
  background: var(--nf-surface-2);
  border-bottom: 1px solid var(--nf-border);
  position: sticky;
  top: 0;
  font-weight: 600;
  white-space: nowrap;
}
.report-table td, .nf-finance-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--nf-border);
}
.report-table .num, .nf-finance-table .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.sticky-col {
  position: sticky;
  left: 0;
  background: var(--nf-surface);
  min-width: 180px;
}
.nf-code {
  color: var(--nf-muted);
  font-size: 0.8rem;
  margin-right: 4px;
}
.fav { color: var(--nf-accent); }
.unfav { color: var(--nf-danger); }
.nf-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
  border: 1px solid var(--nf-border);
}
.nf-badge-over { color: var(--nf-danger); border-color: var(--nf-danger); }
.nf-badge-watch { color: var(--nf-warn); border-color: var(--nf-warn); }
.nf-badge-on_track { color: var(--nf-accent); border-color: var(--nf-accent-dim); }
.nf-rollups {
  padding: 12px 14px;
  background: var(--nf-surface);
  border-top: 1px solid var(--nf-border);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  font-size: 0.9rem;
}
.nf-method {
  color: var(--nf-muted);
  font-size: 0.85rem;
  margin-bottom: 12px;
  line-height: 1.45;
}
.nf-link { color: var(--nf-accent); }
.domain-pane { display: none; }
.domain-pane.active { display: block; }
.nf-domain-switch { margin: 16px 0 4px; }
.nf-toolbar-wrap { row-gap: 10px; }
.nf-thresholds {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  align-items: end;
}
.nf-budget-input {
  width: 7.5rem;
  text-align: right;
  background: var(--nf-surface-2);
  border: 1px solid var(--nf-border);
  color: var(--nf-text);
  border-radius: 6px;
  padding: 4px 8px;
  font-variant-numeric: tabular-nums;
}
.nf-budget-input:focus {
  outline: none;
  border-color: var(--nf-accent);
}
.nf-field-inline select {
  background: var(--nf-surface-2);
  border: 1px solid var(--nf-border);
  color: var(--nf-text);
  border-radius: 8px;
  padding: 8px 10px;
}