:root {
    --ink:        #1a1814;
    --paper:      #f4f1ea;
    --paper-2:    #ebe6d8;
    --paper-3:    #ddd6c4;
    --accent:     #c8472a;   /* vermilion */
    --accent-2:   #2c5f2d;   /* deep moss */
    --accent-3:   #d4a017;   /* ochre */
    --accent-4:   #6b3aa0;   /* aubergine */
    --muted:      #6b6558;
    --grid-line:  rgba(26, 24, 20, 0.08);
    --rule:       rgba(26, 24, 20, 0.15);

    --serif: 'Fraunces', Georgia, serif;
    --sans:  'Inter Tight', system-ui, sans-serif;
    --mono:  'JetBrains Mono', ui-monospace, monospace;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html, body { height: 100%; overflow: hidden; }

  body {
    font-family: var(--sans);
    background: var(--paper);
    color: var(--ink);
    line-height: 1.55;
    font-size: 14px;
  }

  /* ============ APP SHELL (GRID) ============ */
  .app {
    display: grid;
    grid-template-columns: 240px 1fr;
    grid-template-rows: auto 1fr;
    grid-template-areas:
      "sidebar topbar"
      "sidebar main";
    height: 100vh;
  }

  /* ============ SIDEBAR (FLEX COLUMN) ============ */
  .sidebar {
    grid-area: sidebar;
    background: var(--ink);
    color: var(--paper);
    display: flex;
    flex-direction: column;
    padding: 1.5rem 0;
    border-right: 2px solid var(--ink);
    overflow-y: auto;
  }
  .brand {
    padding: 0 1.25rem 1.25rem;
    border-bottom: 1px solid rgba(244, 241, 234, 0.12);
    margin-bottom: 1rem;
  }
  .brand-mark {
    font-family: var(--serif);
    font-weight: 900;
    font-size: 1.6rem;
    letter-spacing: -0.03em;
    line-height: 1;
  }
  .brand-mark .dot { color: var(--accent-3); }
  .brand-meta {
    font-family: var(--mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(244, 241, 234, 0.5);
    margin-top: 0.4rem;
  }

  .firm-card {
    margin: 0 0.75rem 1rem;
    padding: 0.7rem 0.8rem;
    background: rgba(244, 241, 234, 0.05);
    border-left: 2px solid var(--accent-3);
    font-size: 0.78rem;
  }
  .firm-card .firm-name {
    font-family: var(--serif);
    font-weight: 600;
    color: var(--paper);
    margin-bottom: 0.15rem;
  }
  .firm-card .firm-meta {
    font-family: var(--mono);
    font-size: 0.65rem;
    color: rgba(244, 241, 234, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.1em;
  }

  .nav-section {
    font-family: var(--mono);
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: rgba(244, 241, 234, 0.4);
    padding: 0.5rem 1.25rem 0.4rem;
    margin-top: 0.5rem;
  }
  .nav-item {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.55rem 1.25rem;
    font-size: 0.85rem;
    color: rgba(244, 241, 234, 0.7);
    cursor: pointer;
    transition: all 0.15s;
    border-left: 2px solid transparent;
    background: none;
    border-top: none;
    border-right: none;
    border-bottom: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
  }
  .nav-item .ic {
    font-family: var(--serif);
    font-size: 0.95rem;
    width: 18px;
    text-align: center;
  }
  .nav-item .badge {
    margin-left: auto;
    background: var(--accent);
    color: var(--paper);
    font-family: var(--mono);
    font-size: 0.6rem;
    padding: 0.1rem 0.35rem;
    border-radius: 2px;
    font-weight: 700;
  }
  .nav-item .badge.alt { background: var(--accent-3); color: var(--ink); }
  .nav-item:hover { color: var(--paper); border-left-color: var(--accent-3); }
  .nav-item.active {
    color: var(--paper);
    background: rgba(244, 241, 234, 0.06);
    border-left-color: var(--accent);
  }
  .nav-item.active .ic { color: var(--accent-3); }

  .nav-spacer { flex: 1; min-height: 1rem; }

  .user-card {
    margin: 1rem 0.75rem 0;
    padding-top: 1rem;
    border-top: 1px solid rgba(244, 241, 234, 0.12);
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }
  .avatar {
    width: 34px; height: 34px;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--serif);
    font-weight: 800;
    font-size: 0.9rem;
    flex-shrink: 0;
    color: var(--paper);
  }
  .user-info { font-size: 0.78rem; line-height: 1.3; min-width: 0; }
  .user-info .name { font-weight: 600; color: var(--paper); }
  .user-info .role {
    font-family: var(--mono);
    font-size: 0.65rem;
    color: rgba(244, 241, 234, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.1em;
  }

  /* ============ TOPBAR (FLEX ROW) ============ */
  .topbar {
    grid-area: topbar;
    background: var(--paper);
    padding: 1rem 2rem;
    border-bottom: 2px solid var(--ink);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
  }
  .breadcrumb {
    font-family: var(--mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 0.6rem;
  }
  .breadcrumb .sep { color: var(--accent); }
  .breadcrumb .current { color: var(--ink); font-weight: 700; }

  .top-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
  }
  .search-box {
    background: var(--paper-2);
    border: 1px solid var(--ink);
    padding: 0.5rem 0.8rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    width: 240px;
    color: var(--ink);
  }
  .search-box::placeholder { color: var(--muted); }
  .search-box:focus {
    outline: none;
    background: var(--paper);
    border-color: var(--accent);
  }
  .btn {
    background: var(--ink);
    color: var(--paper);
    border: 1px solid var(--ink);
    padding: 0.5rem 1rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    cursor: pointer;
    transition: all 0.15s;
    font-weight: 500;
  }
  .btn:hover { background: var(--accent); border-color: var(--accent); }
  .btn.ghost {
    background: transparent;
    color: var(--ink);
  }
  .btn.ghost:hover { background: var(--ink); color: var(--paper); }
  .btn.accent { background: var(--accent); border-color: var(--accent); }
  .btn.accent:hover { background: var(--ink); border-color: var(--ink); }

  /* ============ MAIN (the page content) ============ */
  .main {
    grid-area: main;
    overflow-y: auto;
    background: var(--paper);
    background-image:
      linear-gradient(var(--grid-line) 1px, transparent 1px),
      linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 32px 32px;
  }
  .page { display: none; padding: 2rem; }
  .page.active { display: block; }
  .page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 0.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--ink);
  }
  .page-title {
    font-family: var(--serif);
    font-weight: 800;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 0.95;
    letter-spacing: -0.025em;
  }
  .page-title em { font-style: italic; color: var(--accent); }
  .page-meta {
    font-family: var(--mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--muted);
    margin-bottom: 0.3rem;
  }
  .page-sub {
    font-family: var(--serif);
    font-style: italic;
    color: var(--muted);
    margin-top: 0.5rem;
    margin-bottom: 1.5rem;
    max-width: 60ch;
  }

  /* ============ DASHBOARD CARDS ============ */
  .grid-12 {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(80px, auto);
    gap: 1rem;
    margin-top: 1.5rem;
  }
  .card {
    background: var(--paper);
    border: 2px solid var(--ink);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    position: relative;
  }
  .card[data-tag]::before {
    content: attr(data-tag);
    position: absolute;
    top: -1px;
    right: -1px;
    background: var(--ink);
    color: var(--paper);
    font-family: var(--mono);
    font-size: 0.6rem;
    padding: 0.15rem 0.45rem;
    letter-spacing: 0.12em;
  }

  /* KPI */
  .kpi { grid-column: span 3; }
  .kpi .label {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--muted);
    margin-bottom: 0.4rem;
  }
  .kpi .value {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 1.9rem;
    line-height: 1;
    letter-spacing: -0.02em;
  }
  .kpi .value small {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--muted);
    margin-right: 0.2rem;
  }
  .kpi .delta {
    margin-top: auto;
    padding-top: 0.6rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
  }
  .kpi .delta.up   { color: var(--accent-2); }
  .kpi .delta.down { color: var(--accent); }
  .kpi .delta.flat { color: var(--muted); }

  .card-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--ink);
  }
  .card-head h3 {
    font-family: var(--serif);
    font-weight: 700;
    font-size: 1.05rem;
  }
  .card-head h3 em { font-style: italic; color: var(--accent); }
  .card-head .tag {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
  }
  .card-head .tag.link { color: var(--accent); cursor: pointer; }
  .card-head .tag.link:hover { text-decoration: underline; }

  .span-8 { grid-column: span 8; }
  .span-4 { grid-column: span 4; }
  .span-6 { grid-column: span 6; }
  .span-12 { grid-column: span 12; }

  /* Trust ledger chart */
  .chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 0.4rem;
    height: 200px;
    padding-top: 1rem;
    border-bottom: 2px solid var(--ink);
    position: relative;
    overflow: hidden;
  }
  .chart::before {
    content: '';
    position: absolute;
    top: 50%; left: 0; right: 0;
    border-top: 1px dashed var(--grid-line);
  }
  .chart::after {
    content: '';
    position: absolute;
    top: 25%; left: 0; right: 0;
    border-top: 1px dashed var(--grid-line);
  }
  .bar {
    flex: 1;
    background: var(--ink);
    position: relative;
    transition: all 0.2s;
    min-height: 4px;
    cursor: pointer;
  }
  .bar.alt { background: var(--accent); }
  .bar:hover { transform: scaleY(1.04); transform-origin: bottom; opacity: 0.85; }
  .bar::after {
    content: attr(data-label);
    position: absolute;
    bottom: -1.5rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--mono);
    font-size: 0.6rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }
  .chart-card { min-height: 300px; padding-bottom: 2.5rem; }
  .chart-legend {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--muted);
  }
  .legend-dot {
    display: inline-block;
    width: 10px; height: 10px;
    margin-right: 0.4rem;
    vertical-align: middle;
  }
  .legend-dot.ink { background: var(--ink); }
  .legend-dot.accent { background: var(--accent); }

  /* Activity / deadlines */
  .activity-list, .deadline-list {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    overflow-y: auto;
  }
  .activity-item, .deadline-item {
    display: flex;
    gap: 0.7rem;
    padding-bottom: 0.7rem;
    border-bottom: 1px dashed var(--grid-line);
    font-size: 0.82rem;
  }
  .activity-item:last-child, .deadline-item:last-child { border-bottom: none; }
  .activity-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
    margin-top: 0.4rem;
  }
  .activity-dot.green { background: var(--accent-2); }
  .activity-dot.ochre { background: var(--accent-3); }
  .activity-dot.violet { background: var(--accent-4); }
  .activity-text { flex: 1; min-width: 0; }
  .activity-text strong { font-weight: 600; }
  .activity-text time {
    display: block;
    font-family: var(--mono);
    font-size: 0.65rem;
    color: var(--muted);
    margin-top: 0.15rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }

  .deadline-item .countdown {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 1.6rem;
    line-height: 1;
    color: var(--ink);
    flex-shrink: 0;
    text-align: center;
    min-width: 50px;
  }
  .deadline-item .countdown.urgent { color: var(--accent); }
  .deadline-item .countdown.warn { color: var(--accent-3); }
  .deadline-item .countdown small {
    display: block;
    font-family: var(--mono);
    font-size: 0.55rem;
    font-weight: 400;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.15rem;
  }
  .deadline-item .deadline-info { flex: 1; font-size: 0.82rem; }
  .deadline-item .deadline-info strong { display: block; font-weight: 600; }
  .deadline-item .deadline-info span {
    font-family: var(--mono);
    font-size: 0.65rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }

  /* ============ TABLES ============ */
  .table-card { padding: 0; }
  .table-card .card-head {
    padding: 1.25rem 1.25rem 0.6rem;
    margin-bottom: 0;
  }
  table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
  }
  th, td {
    padding: 0.75rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--grid-line);
  }
  th {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
    border-bottom: 2px solid var(--ink);
    background: var(--paper-2);
    font-weight: 500;
  }
  tbody tr { cursor: pointer; transition: background 0.1s; }
  tbody tr:hover { background: var(--paper-2); }
  tbody tr:last-child td { border-bottom: none; }
  td code {
    font-family: var(--mono);
    font-size: 0.78rem;
    background: var(--paper-2);
    padding: 0.1rem 0.4rem;
  }
  td .name-cell strong { font-weight: 600; }
  td .name-cell small {
    display: block;
    font-family: var(--mono);
    font-size: 0.65rem;
    color: var(--muted);
    margin-top: 0.1rem;
  }

  .pill {
    font-family: var(--mono);
    font-size: 0.65rem;
    padding: 0.18rem 0.5rem;
    border: 1px solid var(--ink);
    background: var(--paper);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: inline-block;
    font-weight: 500;
  }
  .pill.active   { background: var(--accent-2); color: var(--paper); border-color: var(--accent-2); }
  .pill.pending  { background: var(--accent-3); color: var(--ink);  border-color: var(--accent-3); }
  .pill.failed   { background: var(--accent);   color: var(--paper); border-color: var(--accent); }
  .pill.draft    { background: var(--paper-2);  color: var(--ink); }
  .pill.overdue  { background: var(--accent);   color: var(--paper); border-color: var(--accent); }
  .pill.paid     { background: var(--accent-2); color: var(--paper); border-color: var(--accent-2); }
  .pill.muted    { color: var(--muted); }
  .pill.high     { background: var(--accent); color: var(--paper); border-color: var(--accent); }
  .pill.medium   { background: var(--accent-3); color: var(--ink); border-color: var(--accent-3); }
  .pill.low      { background: var(--accent-2); color: var(--paper); border-color: var(--accent-2); }

  /* Filter strip */
  .filter-strip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 0;
    flex-wrap: wrap;
  }
  .filter-strip .label {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--muted);
    margin-right: 0.5rem;
  }
  .chip {
    background: var(--paper);
    border: 1px solid var(--ink);
    padding: 0.35rem 0.8rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: all 0.15s;
  }
  .chip:hover { background: var(--paper-2); }
  .chip.active { background: var(--ink); color: var(--paper); }
  .chip-count {
    margin-left: 0.4rem;
    color: var(--muted);
    font-weight: 700;
  }
  .chip.active .chip-count { color: rgba(244, 241, 234, 0.6); }

  /* ============ STAT CARDS ============ */
  .stat-grid {
    display: grid;
    gap: 1rem;
    margin-bottom: 2rem;
  }
  .stat-card {
    background: var(--paper);
    border: 2px solid var(--ink);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    position: relative;
  }
  .stat-card .stat-label {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--muted);
    margin-bottom: 0.4rem;
  }
  .stat-card .stat-value {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 1.9rem;
    line-height: 1;
    letter-spacing: -0.02em;
  }
  .stat-card .stat-value.serif {
    font-family: var(--serif);
    font-weight: 800;
  }
  .stat-card .stat-meta {
    font-family: var(--mono);
    font-size: 0.65rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.4rem;
  }

  /* ============ DETAIL PAGE LAYOUT ============ */
  .detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
  }
  .detail-section {
    background: var(--paper);
    border: 2px solid var(--ink);
    padding: 1.5rem;
    margin-bottom: 1rem;
  }
  .detail-section h3 {
    font-family: var(--serif);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--ink);
    display: flex;
    justify-content: space-between;
    align-items: baseline;
  }
  .detail-section h3 .tag {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
  }
  .field-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem 1.5rem;
  }
  .field { font-size: 0.85rem; }
  .field .label {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--muted);
    margin-bottom: 0.25rem;
  }
  .field .value { font-weight: 500; }
  .field .value.serif {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1.05rem;
  }

  /* Pullquote / hero */
  .hero {
    background: var(--ink);
    color: var(--paper);
    padding: 2rem;
    margin: 1.5rem 0;
    border: 2px solid var(--ink);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    align-items: center;
  }
  .hero h2 {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 2.2rem;
    line-height: 1;
    letter-spacing: -0.02em;
  }
  .hero h2 em { font-style: italic; color: var(--accent-3); }
  .hero p {
    font-family: var(--serif);
    font-style: italic;
    color: rgba(244, 241, 234, 0.7);
    margin-top: 0.8rem;
  }
  .hero-stat {
    text-align: right;
    border-left: 1px solid rgba(244, 241, 234, 0.2);
    padding-left: 2rem;
  }
  .hero-stat .num {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 3rem;
    line-height: 1;
    color: var(--accent-3);
  }
  .hero-stat .label {
    font-family: var(--mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: rgba(244, 241, 234, 0.6);
    margin-top: 0.4rem;
  }

  /* Note / approval banner */
  .banner {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: var(--accent-3);
    color: var(--ink);
    margin-bottom: 1.5rem;
    border: 2px solid var(--ink);
    font-size: 0.85rem;
  }
  .banner.warn { background: var(--accent-3); }
  .banner.danger { background: var(--accent); color: var(--paper); }
  .banner .icon {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 1.5rem;
    flex-shrink: 0;
  }
  .banner .text { flex: 1; }
  .banner .text strong { font-weight: 700; }
  .banner button {
    background: var(--ink);
    color: var(--paper);
    border: 1px solid var(--ink);
    padding: 0.4rem 0.8rem;
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    cursor: pointer;
  }
  .banner.danger button { background: var(--paper); color: var(--accent); border-color: var(--paper); }

  /* Trust ledger */
  .ledger-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border: 2px solid var(--ink);
    background: var(--paper);
    margin-bottom: 1rem;
  }
  .ledger-summary > div {
    padding: 1.25rem;
    border-right: 1px solid var(--ink);
  }
  .ledger-summary > div:last-child { border-right: none; }
  .ledger-summary .label {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--muted);
    margin-bottom: 0.4rem;
  }
  .ledger-summary .value {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 1.6rem;
    line-height: 1;
    letter-spacing: -0.02em;
  }
  .ledger-summary .value.credit { color: var(--accent-2); }
  .ledger-summary .value.debit { color: var(--accent); }

  /* Invoice */
  .invoice-paper {
    background: var(--paper);
    border: 2px solid var(--ink);
    padding: 2.5rem;
    max-width: 800px;
    margin: 1.5rem auto;
  }
  .invoice-head {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--ink);
    margin-bottom: 1.5rem;
  }
  .invoice-head h2 {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 2.4rem;
    line-height: 1;
    letter-spacing: -0.02em;
  }
  .invoice-head h2 em { color: var(--accent); font-style: italic; }
  .invoice-head .number {
    font-family: var(--mono);
    font-size: 0.85rem;
    margin-top: 0.5rem;
  }
  .invoice-head .from { text-align: right; font-size: 0.82rem; }
  .invoice-head .from strong {
    font-family: var(--serif);
    font-size: 1.2rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.3rem;
  }
  .invoice-bill {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 1.5rem;
  }
  .invoice-bill h4 {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--muted);
    margin-bottom: 0.4rem;
  }
  .invoice-bill .to strong {
    font-family: var(--serif);
    font-size: 1.1rem;
    font-weight: 600;
    display: block;
  }
  .invoice-bill .dates {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
  table.invoice-table th { background: var(--ink); color: var(--paper); }
  .invoice-total {
    display: flex;
    justify-content: flex-end;
    margin-top: 1.5rem;
  }
  .invoice-total table {
    width: auto;
    min-width: 280px;
  }
  .invoice-total td {
    padding: 0.4rem 1rem;
    border: none;
    font-family: var(--mono);
    font-size: 0.85rem;
  }
  .invoice-total tr.grand td {
    border-top: 2px solid var(--ink);
    font-family: var(--serif);
    font-size: 1.3rem;
    font-weight: 800;
    padding-top: 0.7rem;
  }
  .invoice-total tr.grand td:last-child { color: var(--accent); }

  /* Calendar */
  .calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    border: 2px solid var(--ink);
    background: var(--paper);
    margin-top: 1.5rem;
  }
  .calendar .day-header {
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
    padding: 0.6rem;
    text-align: center;
    background: var(--paper-2);
    border-bottom: 2px solid var(--ink);
    border-right: 1px solid var(--ink);
    font-weight: 600;
  }
  .calendar .day-header:last-child { border-right: none; }
  .calendar .day-cell {
    min-height: 100px;
    padding: 0.5rem;
    border-right: 1px solid var(--grid-line);
    border-bottom: 1px solid var(--grid-line);
    font-size: 0.8rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    position: relative;
  }
  .calendar .day-cell .num {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--muted);
    margin-bottom: 0.3rem;
  }
  .calendar .day-cell.today .num {
    color: var(--paper);
    background: var(--accent);
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
  }
  .calendar .day-cell.faded { opacity: 0.35; }
  .cal-event {
    background: var(--ink);
    color: var(--paper);
    font-size: 0.65rem;
    padding: 0.15rem 0.35rem;
    font-family: var(--mono);
    cursor: pointer;
    border-left: 2px solid var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .cal-event.deadline { border-left-color: var(--accent); }
  .cal-event.hearing { border-left-color: var(--accent-3); }
  .cal-event.meeting { border-left-color: var(--accent-2); background: var(--accent-2); }
  .cal-event.consult { border-left-color: var(--accent-4); }

  /* Reports */
  .report-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
  }
  .report-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px dashed var(--grid-line);
    font-size: 0.85rem;
  }
  .report-row:last-child { border-bottom: none; }
  .report-row .name { color: var(--ink); }
  .report-row .val {
    font-family: var(--mono);
    font-weight: 700;
  }
  .progress {
    height: 6px;
    background: var(--paper-2);
    border: 1px solid var(--ink);
    margin-top: 0.4rem;
    position: relative;
    overflow: hidden;
  }
  .progress > div {
    height: 100%;
    background: var(--ink);
  }
  .progress > div.accent { background: var(--accent); }
  .progress > div.green  { background: var(--accent-2); }
  .progress > div.ochre  { background: var(--accent-3); }

  /* Settings tabs */
  .tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--ink);
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
  }
  .tab {
    padding: 0.7rem 1.2rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    cursor: pointer;
    border: 2px solid transparent;
    border-bottom: none;
    color: var(--muted);
    background: transparent;
    margin-bottom: -2px;
    font-weight: 500;
  }
  .tab:hover { color: var(--ink); }
  .tab.active {
    color: var(--ink);
    background: var(--paper);
    border-color: var(--ink);
    font-weight: 700;
  }
  .tab-content { display: none; }
  .tab-content.active { display: block; }

  /* Forms */
  .form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem 1.5rem;
  }
  .form-grid .full { grid-column: span 2; }
  .form-field label {
    display: block;
    font-family: var(--mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--muted);
    margin-bottom: 0.35rem;
    font-weight: 500;
  }
  .form-field input,
  .form-field select,
  .form-field textarea {
    width: 100%;
    background: var(--paper);
    border: 1px solid var(--ink);
    padding: 0.55rem 0.7rem;
    font-family: var(--sans);
    font-size: 0.9rem;
    color: var(--ink);
  }
  .form-field input:focus,
  .form-field select:focus,
  .form-field textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--paper);
  }
  .form-field input[readonly] { background: var(--paper-2); color: var(--muted); }
  .form-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--grid-line);
  }

  /* Empty state */
  .empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--muted);
  }
  .empty .icon {
    font-family: var(--serif);
    font-size: 3rem;
    color: var(--accent);
    font-style: italic;
    font-weight: 800;
    margin-bottom: 0.5rem;
  }
  .empty h3 {
    font-family: var(--serif);
    font-size: 1.3rem;
    color: var(--ink);
    margin-bottom: 0.4rem;
  }

  /* Toast */
  .toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    background: var(--ink);
    color: var(--paper);
    padding: 0.9rem 1.2rem;
    border-left: 4px solid var(--accent-2);
    font-family: var(--mono);
    font-size: 0.8rem;
    z-index: 1000;
    transform: translateY(120%);
    transition: transform 0.3s ease;
    max-width: 320px;
  }
  .toast.show { transform: translateY(0); }
  .toast.error { border-left-color: var(--accent); }

  /* Modal */
  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 24, 20, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
  }
  .modal-overlay.show { display: flex; }
  .modal {
    background: var(--paper);
    border: 2px solid var(--ink);
    width: 90%;
    max-width: 540px;
    max-height: 90vh;
    overflow-y: auto;
  }
  .modal-head {
    padding: 1.2rem 1.5rem;
    border-bottom: 2px solid var(--ink);
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .modal-head h3 {
    font-family: var(--serif);
    font-weight: 800;
    font-size: 1.4rem;
  }
  .modal-close {
    background: none;
    border: none;
    font-family: var(--serif);
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--ink);
    line-height: 1;
  }
  .modal-body { padding: 1.5rem; }
  .modal-foot {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--grid-line);
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
  }

  /* Responsive */
  @media (max-width: 900px) {
    .app { grid-template-columns: 1fr; grid-template-areas: "topbar" "main"; }
    .sidebar { display: none; }
    .kpi { grid-column: span 6; }
    .span-8, .span-4, .span-6 { grid-column: span 12; }
    .detail-grid { grid-template-columns: 1fr; }
    .ledger-summary { grid-template-columns: repeat(2, 1fr); }
    .invoice-head, .invoice-bill { grid-template-columns: 1fr; }
    .hero { grid-template-columns: 1fr; }
    .hero-stat { border-left: none; border-top: 1px solid rgba(244, 241, 234, 0.2); padding-left: 0; padding-top: 1rem; text-align: left; }
    .form-grid { grid-template-columns: 1fr; }
    .form-grid .full { grid-column: span 1; }
    .field-grid { grid-template-columns: 1fr; }
  }

  /* ============ SIDEBAR COLLAPSE ============ */
  .sidebar-toggle {
    background: none;
    border: 1px solid var(--ink);
    padding: 0.35rem 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    transition: all 0.15s;
  }
  .sidebar-toggle:hover { background: var(--ink); color: var(--paper); }
  .bar-icon { display: flex; flex-direction: column; gap: 3px; }
  .bar-icon span {
    display: block;
    width: 16px; height: 2px;
    background: var(--ink);
    transition: all 0.25s ease;
  }
  .sidebar-toggle:hover .bar-icon span { background: var(--paper); }
  .arrow-icon {
    display: none;
    width: 0; height: 0;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-right: 6px solid var(--ink);
    transition: all 0.25s ease;
  }
  .sidebar-toggle:hover .arrow-icon { border-right-color: var(--paper); }

  /* Collapsed state: show arrow, hide hamburger */
  .app.collapsed .sidebar-toggle .bar-icon { display: none; }
  .app.collapsed .sidebar-toggle .arrow-icon {
    display: block;
    border-right: none;
    border-left: 6px solid var(--ink);
  }
  .app.collapsed .sidebar-toggle:hover .arrow-icon { border-left-color: var(--paper); }

  /* Collapsed sidebar state */
  .app.collapsed {
    grid-template-columns: 56px 1fr;
    transition: grid-template-columns 0.2s ease;
  }
  .app.collapsed .sidebar {
    padding: 1.5rem 0;
    transition: padding 0.2s ease;
  }
  .app.collapsed .brand { padding: 0 0.5rem 1rem; text-align: center; }
  .app.collapsed .brand-mark { font-size: 1rem; }
  .app.collapsed .brand-mark .dot { display: none; }
  .app.collapsed .brand-meta { display: none; }
  .app.collapsed .firm-card { display: none; }
  .app.collapsed .firm-switcher { display: none; }
  .app.collapsed .nav-section { display: none; }
  .app.collapsed .nav-item {
    padding: 0.65rem 0;
    justify-content: center;
    gap: 0;
    border-left: 2px solid transparent;
    position: relative;
    font-size: 0;
  }
  .app.collapsed .nav-item .ic {
    width: auto;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .app.collapsed .nav-item .nav-label { display: none; }
  .app.collapsed .nav-item .badge { display: none; }
  .app.collapsed .nav-item:hover,
  .app.collapsed .nav-item.active {
    border-left-color: var(--accent);
  }
  .app.collapsed .nav-item:hover .ic { color: var(--accent-3); }
  .app.collapsed .nav-item.active .ic { color: var(--accent-3); }
  .app.collapsed .user-card {
    flex-direction: column;
    padding: 0.75rem 0 0;
    margin: 0.5rem 0.35rem 0;
    gap: 0;
  }
  .app.collapsed .user-info { display: none; }
  .app.collapsed .avatar { width: 30px; height: 30px; font-size: 0.7rem; }

  /* Sidebar nav tooltip (JS-positioned, avoids overflow clipping) */
  .nav-tooltip {
    position: fixed;
    background: var(--ink);
    color: var(--paper);
    font-family: var(--mono);
    font-size: 0.7rem;
    padding: 0.35rem 0.65rem;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s;
    z-index: 200;
    white-space: nowrap;
  }
  .nav-tooltip.show { opacity: 1; }

  /* ============ FIRM SWITCHER ============ */
  .firm-switcher {
    margin: 0 0.5rem 0.75rem;
    padding: 0.5rem 0.6rem;
    border-top: 1px solid rgba(244, 241, 234, 0.12);
  }
  .firm-switcher select {
    width: 100%;
    background: rgba(244, 241, 234, 0.08);
    border: 1px solid rgba(244, 241, 234, 0.2);
    color: var(--paper);
    padding: 0.4rem 0.5rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    cursor: pointer;
  }
  .firm-switcher select:focus {
    outline: none;
    border-color: var(--accent-3);
  }
  .firm-switcher select option {
    background: var(--ink);
    color: var(--paper);
  }

  /* Scrollbar styling */
  .main::-webkit-scrollbar, .sidebar::-webkit-scrollbar { width: 8px; }
  .main::-webkit-scrollbar-track { background: var(--paper-2); }
  .main::-webkit-scrollbar-thumb { background: var(--ink); }
  .sidebar::-webkit-scrollbar-track { background: var(--ink); }
  .sidebar::-webkit-scrollbar-thumb { background: rgba(244, 241, 234, 0.2); }