body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding: 1.5rem 1.25rem 3rem;
    -webkit-font-smoothing: antialiased;
  }

.container { max-width: 1400px; margin: 0 auto; }

header {
    display: flex; justify-content: space-between; align-items: center;
    padding-bottom: 1.25rem; margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    gap: 1rem; flex-wrap: wrap;
  }

.range-bar {
    display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center;
    margin-bottom: 1.25rem;
  }

.range-pill {
    background: var(--accent-soft);
    border: 1px solid transparent;
    padding: 0.5rem 0.9rem;
    border-radius: 999px;
    font-family: inherit; font-size: 0.85rem; font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
  }

.range-pill:hover { color: var(--text); }

.range-pill.active { background: var(--text); color: var(--bg); }

.range-dates {
    display: flex; gap: 0.4rem; align-items: center;
    margin-left: auto;
    font-size: 0.8rem; color: var(--text-muted);
  }

.range-dates input[type="date"] {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: inherit; font-size: 0.82rem;
    color: var(--text);
    background: var(--bg);
  }

.range-dates input:focus { outline: none; border-color: var(--text); }

.summary-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
  }

.summary-card {
    padding: 1rem 1.15rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg);
  }

.summary-card.dark {
    background: var(--text); color: var(--bg);
    border-color: var(--text);
  }

.summary-card.positive { border-color: #86efac; background: #f0fdf4; }

.summary-card.negative { border-color: #fca5a5; background: #fef2f2; }

.summary-label {
    font-size: 0.72rem; font-weight: 500;
    text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
  }

.summary-card.dark .summary-label { color: rgba(255,255,255,0.6); }

.summary-value {
    font-size: 1.5rem; font-weight: 700;
    letter-spacing: -0.02em; line-height: 1.15;
  }

.summary-sub {
    font-size: 0.72rem; color: var(--text-muted);
    margin-top: 0.3rem;
  }

.summary-card.dark .summary-sub { color: rgba(255,255,255,0.6); }

@media (max-width: 640px) {
    .summary-strip { grid-template-columns: 1fr; gap: 0.5rem; }
    .summary-value { font-size: 1.35rem; }
  }

.books-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    position: relative;
  }

.books-grid::before {
    content: '';
    position: absolute;
    left: 50%; top: 0; bottom: 0;
    width: 1px;
    background: var(--border);
  }

.col {
    padding: 0 1.25rem;
    min-width: 0; 
  }

.col:first-child { padding-left: 0; }

.col:last-child  { padding-right: 0; }

.tab-nav { display: none; }

@media (max-width: 900px) {
    .books-grid { grid-template-columns: 1fr; }
    .books-grid::before { display: none; }
    .col { padding: 0; }
    .col.hidden { display: none; }
    .tab-nav {
      display: flex;
      gap: 0.4rem;
      margin-bottom: 1rem;
      background: var(--accent-soft);
      border-radius: 10px;
      padding: 3px;
    }
    .tab-nav button {
      flex: 1;
      background: transparent; border: none;
      padding: 0.55rem 0.75rem;
      font-family: inherit; font-size: 0.85rem; font-weight: 500;
      color: var(--text-muted);
      cursor: pointer;
      border-radius: 8px;
      transition: all 0.15s;
    }
    .tab-nav button.active {
      background: var(--bg);
      color: var(--text);
      box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    }
  }

.col-head {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 0.9rem;
  }

.col-title {
    font-size: 1.15rem; font-weight: 600;
    letter-spacing: -0.02em;
  }

.col-title small {
    display: block;
    font-size: 0.72rem; font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 0;
    margin-top: 0.15rem;
  }

.btn {
    border: 1px solid var(--text); background: var(--text); color: var(--bg);
    padding: 0.55rem 0.9rem;
    font-family: inherit; font-size: 0.82rem; font-weight: 500;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.15s;
    white-space: nowrap;
  }

.btn-sm { padding: 0.4rem 0.7rem; font-size: 0.78rem; }

input[type="text"], input[type="number"], input[type="date"], select, textarea {
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border);
    background: var(--bg);
    font-family: inherit; font-size: 0.9rem;
    color: var(--text);
    border-radius: 6px;
    transition: all 0.15s;
  }

input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--text);
    box-shadow: 0 0 0 3px rgba(0,0,0,0.05);
  }

.ledger-wrap {
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    background: var(--bg);
  }

.ledger {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
  }

.ledger th {
    text-align: left;
    padding: 0.65rem 0.75rem;
    background: var(--accent-soft);
    font-size: 0.72rem; font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
  }

.ledger th.sortable {
    cursor: pointer;
    user-select: none;
    transition: color 0.15s;
  }

.ledger th.sortable:hover { color: var(--text); }

.ledger th.sortable.active { color: var(--text); }

.ledger th .sort-arrow {
    display: inline-block;
    margin-left: 0.25rem;
    font-size: 0.7rem;
    opacity: 0.35;
    transition: opacity 0.15s;
  }

.ledger th.sortable:hover .sort-arrow { opacity: 0.75; }

.ledger th.active .sort-arrow { opacity: 1; }

.ledger td {
    padding: 0.7rem 0.75rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
  }

.ledger tr:last-child td { border-bottom: none; }

.ledger tr:hover td { background: var(--accent-soft); }

.ledger .num {
    text-align: right;
    font-variant-numeric: tabular-nums;
    font-weight: 500;
    white-space: nowrap;
  }

.ledger .row-actions {
    display: flex; gap: 0.3rem;
    justify-content: flex-end;
    opacity: 0;
    transition: opacity 0.15s;
  }

.ledger tr:hover .row-actions { opacity: 1; }

.icon-btn {
    background: transparent;
    border: 1px solid var(--border);
    width: 1.7rem; height: 1.7rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-muted);
    display: inline-flex; align-items: center; justify-content: center;
  }

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

.icon-btn.danger:hover { background: var(--danger); border-color: var(--danger); color: white; }

.ledger tfoot td {
    padding: 0.75rem;
    background: var(--accent-soft);
    font-weight: 600;
    border-top: 1px solid var(--border);
  }

.empty-row {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-muted);
    font-size: 0.85rem;
  }

.cat-pill {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 500;
  }

.source-pill {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
  }

.source-pill.sale { background: #eff6ff; color: #1e40af; }

.source-pill.manual { background: #f5f3ff; color: #6b21a8; }

@media (max-width: 520px) {
    .ledger, .ledger thead, .ledger tbody, .ledger tr, .ledger th, .ledger td, .ledger tfoot {
      display: block;
    }
    .ledger thead { display: none; }
    .ledger tr {
      border-bottom: 1px solid var(--border);
      padding: 0.75rem 0.9rem;
    }
    .ledger tr:last-child { border-bottom: none; }
    .ledger td {
      padding: 0.2rem 0;
      border: none;
    }
    .ledger td::before {
      content: attr(data-label);
      display: inline-block;
      width: 5.5rem;
      color: var(--text-muted);
      font-size: 0.7rem;
      text-transform: uppercase;
      letter-spacing: 0.04em;
    }
    .ledger td.no-label::before { display: none; }
    .ledger .num { text-align: left; }
    .ledger tr:hover td { background: transparent; }
    .ledger .row-actions { opacity: 1; margin-top: 0.4rem; }
    .ledger tfoot td { padding: 0.5rem 0.9rem; }
    .ledger tfoot td::before { display: none; }
  }

.modal {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 14px;
    max-width: 460px; width: 100%;
    max-height: 90vh; overflow-y: auto;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    animation: modalIn 0.2s ease-out;
  }

.modal h3 { font-size: 1.2rem; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 0.2rem; }

.modal .sub { font-size: 0.83rem; color: var(--text-muted); margin-bottom: 1.1rem; }

.form-row { margin-bottom: 0.85rem; }

.form-row label {
    display: block;
    font-size: 0.75rem; font-weight: 500;
    color: var(--text);
    margin-bottom: 0.35rem;
  }

.form-row-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

.field-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 0.3rem;
  }

.money-input { position: relative; }

.money-input input { padding-left: 1.6rem; }

.money-input::before {
    content: '₲';
    position: absolute;
    left: 0.65rem; top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-weight: 500;
    pointer-events: none;
  }

.modal-actions {
    display: flex; gap: 0.5rem;
    justify-content: flex-end;
    margin-top: 1.1rem;
  }

.discount-type-row {
    display: flex; gap: 0.35rem;
  }

.disc-type {
    flex: 1;
    background: var(--accent-soft);
    border: 1px solid transparent;
    padding: 0.45rem 0.6rem;
    border-radius: 6px;
    font-family: inherit; font-size: 0.8rem; font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
  }

.disc-type:hover { color: var(--text); }

.disc-type.active {
    background: var(--text); color: var(--bg);
  }

/* Payment-method picker — mirrors the discount toggle so the form reads as one
   consistent set of segmented controls. */
.method-type-row { display: flex; gap: 0.4rem; }
.method-type {
    flex: 1;
    background: var(--accent-soft);
    border: 1px solid transparent;
    padding: 0.45rem 0.6rem;
    border-radius: 6px;
    font-family: inherit; font-size: 0.8rem; font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
  }
.method-type:hover { color: var(--text); }
.method-type.active { background: var(--text); color: var(--bg); }

/* The pools row is secondary to Income/Expenses/Net, so it's lighter — no
   coloured accents, just three plain cards. It answers "where's the money",
   not "how are we doing". */
.pools-strip { margin-top: -0.5rem; }
.pools-strip .summary-value { font-size: 1.4rem; }

/* Makes it unmistakable the pools are a different kind of number from the
   range-scoped report above — they don't move when the date filter changes. */
.pools-heading {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-faint);
    margin: 0.25rem 0 0.6rem;
  }

.money-input.percent::before { content: '%'; }

.discount-row { color: var(--text-muted); }

.discount-row .disc-orig { text-decoration: line-through; opacity: 0.7; }

.discount-row .disc-tag {
    display: inline-block;
    padding: 0.05rem 0.4rem;
    background: #fef3c7;
    color: #92400e;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 600;
    margin-left: 0.3rem;
  }

.cat-editor { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.7rem; }

.cat-chip {
    display: inline-flex; align-items: center; gap: 0.35rem;
    padding: 0.35rem 0.6rem;
    background: var(--accent-soft);
    border-radius: 999px;
    font-size: 0.78rem;
    color: var(--text);
  }

.cat-chip button {
    background: transparent; border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0 0.15rem;
    line-height: 1;
  }

.cat-chip button:hover { color: var(--danger); }

/* ========== Charts ========== */
.charts-section { margin-bottom: 1.75rem; }

.chart-tabs {
    display: flex; gap: 0.4rem;
    background: var(--accent-soft); border-radius: 10px; padding: 3px;
    margin-bottom: 0.85rem; max-width: 260px;
  }
.chart-tabs button {
    flex: 1; background: transparent; border: none;
    padding: 0.5rem 0.75rem;
    font-family: inherit; font-size: 0.85rem; font-weight: 500;
    color: var(--text-muted); cursor: pointer; border-radius: 8px;
    transition: all 0.15s;
  }
.chart-tabs button:hover { color: var(--text); }
.chart-tabs button.active {
    background: var(--bg); color: var(--text);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  }

.chart-panel {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 12px; padding: 1.25rem;
  }
.chart-caption {
    font-size: 0.8rem; color: var(--text-muted); margin-bottom: 1rem;
  }

.chart-area { width: 100%; }

.ln-svg, .bar-svg {
    width: 100%; height: 220px; display: block; overflow: visible;
  }

/* Grouped bars (Daily) */
.bar {
    vector-effect: non-scaling-stroke;
    transition: opacity 0.12s;
  }
.bar.income   { fill: var(--success); }
.bar.expenses { fill: var(--danger); }
.bar-hit { fill: transparent; }
.bar-hit:hover ~ .bar, .bar-hit:hover { opacity: 1; }

/* Running-profit line + fill */
.run-line {
    fill: none; stroke: var(--text); stroke-width: 2;
    vector-effect: non-scaling-stroke;
    stroke-linejoin: round; stroke-linecap: round;
  }
.run-fill { opacity: 0.08; }
.run-fill.pos { fill: var(--success); }
.run-fill.neg { fill: var(--danger); }
.run-end { margin-left: auto; font-weight: 600; }
.run-end.pos { color: var(--success); }
.run-end.neg { color: var(--danger); }

/* Lines (running chart) */
.ln-net      { stroke: var(--text); }

.ln-zero {
    stroke: var(--border-strong); stroke-width: 1;
    vector-effect: non-scaling-stroke; stroke-dasharray: 3 3;
  }

/* Hover markers — hidden until the column is hovered */
.ln-marker { opacity: 0; transition: opacity 0.12s; }
.ln-hit { fill: transparent; }
.ln-hit:hover + .ln-marker { opacity: 1; }
.ln-dot-net      { fill: var(--text); }

.ln-xlabel {
    font-size: 10px; fill: var(--text-faint);
    font-family: 'Inter', sans-serif;
  }

/* Legend */
.chart-legend {
    display: flex; gap: 1.25rem; margin-top: 0.9rem;
    font-size: 0.78rem; color: var(--text-muted);
    align-items: center;
  }
.lg-item { display: flex; align-items: center; gap: 0.4rem; }
.lg-swatch { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }
.lg-swatch.income   { background: var(--success); }
.lg-swatch.expenses { background: var(--danger); }
.lg-swatch.net      { background: var(--text); }

.chart-empty {
    text-align: center; padding: 4rem 0;
    color: var(--text-faint); font-size: 0.85rem;
  }

/* Header actions: Categories button beside the back-link.
   Categories are shared with Inventory, so they get a top-level entry point. */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}
@media (max-width: 640px) {
  .header-actions { gap: 0.5rem; }
  .header-actions .btn-sm { padding: 0.4rem 0.6rem; font-size: 0.8rem; }
}