:root {
      color-scheme: dark;
      --bg: #0f0f0f;
      --surface: #1a1a1a;
      --border: #2a2a2a;
      --accent: #00e5a0;
      --accent-dim: rgba(0,229,160,0.12);
      --income: #4da6ff;
      --income-dim: rgba(77,166,255,0.10);
      --danger: #ff4f4f;
      --danger-dim: rgba(255,79,79,0.1);
      --text: #f0f0f0;
      --muted: #888;
      --safe-top: env(safe-area-inset-top, 0px);
      --safe-bottom: env(safe-area-inset-bottom, 0px);
      --safe-left: env(safe-area-inset-left, 0px);
      --safe-right: env(safe-area-inset-right, 0px);
      --font-mono: 'SF Mono', ui-monospace, monospace;
      --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; min-width: 0; touch-action: manipulation; }

    html { overflow-x: hidden; background: #0f0f0f; }


    body {
      background: var(--bg);
      color: var(--text);
      font-family: var(--font);
      min-height: 100dvh;
      padding-top: calc(var(--safe-top) + 16px);
      padding-bottom: calc(var(--safe-bottom) + 72px);
    }

    /* Keep content clear of the Dynamic Island / notch in landscape */
    @media (orientation: landscape) {
      body {
        padding-left: calc(var(--safe-left) + 12px);
        padding-right: calc(var(--safe-right) + 12px);
      }
    }

    /* ── Safari input nuclear reset ── */
    input {
      -webkit-appearance: none;
      appearance: none;
      border-radius: 0;
      background-color: transparent !important;
      color: #f0f0f0 !important;
      -webkit-text-fill-color: #f0f0f0 !important;
      border: none;
      outline: none;
      font-family: var(--font);
      font-size: 14px;
    }
    input::placeholder {
      color: #666 !important;
      -webkit-text-fill-color: #666 !important;
      opacity: 1 !important;
    }
    input:-webkit-autofill,
    input:-webkit-autofill:focus {
      -webkit-box-shadow: 0 0 0 1000px #0f0f0f inset !important;
      -webkit-text-fill-color: #f0f0f0 !important;
    }
    input:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }
    input.cell-input:disabled { opacity: 1; }
    input[type=number]::-webkit-inner-spin-button,
    input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
    input[type=number] { -moz-appearance: textfield; appearance: textfield; }
    button:disabled {
      opacity: 0.3;
      cursor: not-allowed;
    }

    /* ── Header ── */
    header {
      padding: 0 20px 16px;
      border-bottom: 1px solid var(--border);
    }

    /* Month selector title */
    .title-row {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
    }
    .month-nav-btn {
      background: none;
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 6px 10px;
      color: var(--muted);
      font-size: 14px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      min-width: 32px;
      height: 32px;
    }
    .month-nav-btn:disabled {
      opacity: 0.3;
      cursor: not-allowed;
    }
    .month-nav-btn:not(:disabled):hover {
      color: var(--text);
      border-color: var(--accent);
    }
    .month-selector {
      flex: 1;
      position: relative;
    }
    #monthSelect {
      width: 100%;
      font-size: 18px;
      font-weight: 700;
      color: var(--text) !important;
      -webkit-text-fill-color: var(--text) !important;
      background: transparent !important;
      -webkit-box-shadow: none !important;
      border: none !important;
      border-radius: 0 !important;
      padding: 4px 8px !important;
      cursor: pointer;
      appearance: none;
      -webkit-appearance: none;
      text-align: center;
    }
    #monthSelect:focus {
      outline: none;
    }
    .title-icon {
      color: var(--muted);
      flex-shrink: 0;
    }

    .budget-setup {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .budget-setup label {
      font-size: 13px;
      color: var(--muted);
      white-space: nowrap;
    }
    .budget-input-wrap {
      position: relative;
      flex: 1;
    }
    .budget-input-wrap .prefix {
      position: absolute;
      left: 10px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--accent);
      font-family: var(--font-mono);
      font-size: 15px;
      pointer-events: none;
      z-index: 1;
    }
    .cur-after .budget-input-wrap .prefix { left: auto; right: 10px; }
    #budgetTotal {
      width: 100%;
      background-color: var(--accent-dim) !important;
      -webkit-box-shadow: 0 0 0 1000px rgba(0,229,160,0.12) inset !important;
      border: 1px solid var(--accent) !important;
      border-radius: 8px !important;
      padding: 9px 10px;
      color: var(--accent) !important;
      -webkit-text-fill-color: var(--accent) !important;
      font-family: var(--font-mono) !important;
      font-size: 15px;
      font-weight: 600;
    }
    .cur-before #budgetTotal { padding-left: var(--budget-affix-pad, 26px); }
    .cur-after #budgetTotal { padding-right: var(--budget-affix-pad, 26px); text-align: right; }
    #budgetTotal::placeholder {
      color: rgba(0,229,160,0.35) !important;
      -webkit-text-fill-color: rgba(0,229,160,0.35) !important;
    }

    /* ── Summary bar ── */
    .summary {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 1px;
      background: var(--border);
      border-bottom: 1px solid var(--border);
    }
    .summary-cell {
      background: var(--surface);
      padding: 10px 12px;
    }
    .summary-cell .label {
      font-size: 9px;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--muted);
      margin-bottom: 3px;
    }
    .summary-cell .value {
      font-family: var(--font-mono);
      font-size: 15px;
      font-weight: 600;
      color: var(--text);
    }
    .summary-cell.income-cell .value { color: var(--income); }
    .summary-cell.left .value { color: var(--accent); }
    .summary-cell.left.negative .value { color: var(--danger); }

    /* ── Toolbar ── */
    .toolbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 16px 4px;
      gap: 8px;
    }
    .toolbar-left { display: flex; gap: 8px; }
    .edit-toggle {
      background: none;
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 5px 14px;
      color: var(--muted);
      font-size: 12px;
      font-family: var(--font);
      cursor: pointer;
    }
    .icon-btn {
      background: none;
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 5px 12px;
      color: var(--muted);
      font-size: 12px;
      font-family: var(--font);
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 5px;
    }
    .icon-btn:disabled {
      opacity: 0.3;
      cursor: not-allowed;
    }
    .icon-btn:not(:disabled):active { filter: brightness(1.4); }
    .edit-toggle.active {
      border-color: var(--danger);
      color: var(--danger);
      background: var(--danger-dim);
    }

    /* ── Table ── */
    table {
      width: 100%;
      border-collapse: collapse;
      table-layout: fixed;
    }
    thead th {
      padding: 8px 4px;
      font-size: 9px;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--muted);
      text-align: left;
      border-bottom: 1px solid var(--border);
      background: var(--bg);
    }
    /* col widths: day | description | amount | budget left */
    th:nth-child(1) { width: 13%; padding-left: 12px; }
    th:nth-child(2) { width: 35%; }
    th:nth-child(3) { width: 22%; }
    th:nth-child(4) { width: 30%; }

    tbody tr { border-bottom: 1px solid var(--border); }
    tbody tr.income-row { background: var(--income-dim); }
    tbody tr.past-row { opacity: 0.38; }

    td { padding: 2px 3px; vertical-align: middle; }
    td:first-child { padding-left: 8px; }
    td:last-child { padding-right: 6px; }

    .cell-input {
      display: block;
      width: 100%;
      padding: 8px 5px;
      border-radius: 6px;
      background-color: #1a1a1a !important;
      -webkit-box-shadow: 0 0 0 1000px #1a1a1a inset !important;
      color: #f0f0f0 !important;
      -webkit-text-fill-color: #f0f0f0 !important;
    }
    .income-row .cell-input {
      background-color: #0d1e2e !important;
      -webkit-box-shadow: 0 0 0 1000px #0d1e2e inset !important;
    }
    .cell-input.mono {
      font-family: var(--font-mono) !important;
    }
    /* day input: narrower, centered */
    .cell-input.day-input {
      text-align: center;
      padding: 8px 2px;
      font-family: var(--font-mono) !important;
    }

    /* income amount in blue */
    .income-row .cell-input.mono {
      color: var(--income) !important;
      -webkit-text-fill-color: var(--income) !important;
    }

    /* currency affix inside amount input */
    .cost-wrap { position: relative; }
    .cost-wrap .cur {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      color: #f0f0f0;
      font-family: var(--font-mono);
      font-size: 12px;
      line-height: 1;
      pointer-events: none;
      z-index: 1;
    }
    .cur-before .cost-wrap .cur { left: 6px; }
    .cur-after .cost-wrap .cur { right: 6px; }
    .cost-wrap .cell-input.mono { font-size: 12px; }
    .cur-before .cost-wrap .cell-input.mono { padding-left: var(--cost-affix-pad, 15px); }
    .cur-after .cost-wrap .cell-input.mono { padding-right: var(--cost-affix-pad, 15px); text-align: right; }
    .income-row .cost-wrap .cur { color: var(--income); }

    /* Budget left / income badge */
    .left-cell {
      font-family: var(--font-mono);
      font-size: 12px;
      padding: 8px 4px;
      color: var(--accent);
    }
    .left-cell.negative { color: var(--danger); }
    .left-cell.empty { color: var(--muted); }
    .left-cell.income-badge {
      color: var(--income);
      font-size: 11px;
    }

    /* Row type pill */
    .type-pill {
      display: inline-block;
      font-size: 9px;
      font-weight: 600;
      letter-spacing: 0.06em;
      padding: 2px 5px;
      border-radius: 4px;
      text-transform: uppercase;
      background: var(--income-dim);
      color: var(--income);
      margin-left: 2px;
      vertical-align: middle;
    }

    /* Delete button */
    .delete-btn {
      display: none;
      background: var(--danger-dim);
      border: none;
      border-radius: 50%;
      width: 22px;
      height: 22px;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--danger);
      flex-shrink: 0;
    }
    table.editing .delete-btn { display: flex; }

    /* Pin button */
    .pin-btn {
      display: none;
      background: none;
      border: none;
      border-radius: 50%;
      width: 22px;
      height: 22px;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--muted);
      flex-shrink: 0;
      transition: color 0.2s;
    }
    .pin-btn:not(:disabled):hover { color: var(--text); }
    .pin-btn.pinned { color: var(--accent); display: flex; }
    .pin-btn:disabled { opacity: 1; }
    table.editing .pin-btn { display: flex; }

    .td-left-inner {
      display: flex;
      align-items: center;
      gap: 3px;
    }

    /* ── Add buttons ── */
    .add-buttons {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1px;
      background: var(--border);
      border-bottom: 1px solid var(--border);
    }
    .add-row-btn {
      background: var(--surface);
      border: none;
      padding: 13px 16px;
      display: flex;
      align-items: center;
      gap: 7px;
      font-size: 13px;
      font-family: var(--font);
      cursor: pointer;
      text-align: left;
    }
    .add-row-btn.expense { color: var(--muted); }
    .add-row-btn.income  { color: var(--income); }
    .add-row-btn:active  { filter: brightness(1.3); }

    /* ── Settings button ── */
    .info-fab {
      position: fixed;
      bottom: calc(var(--safe-bottom) + 14px);
      right: calc(var(--safe-right) + 16px);
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background: var(--surface);
      border: 1px solid var(--border);
      color: var(--muted);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      z-index: 50;
    }
    .info-fab:active { color: var(--accent); border-color: var(--accent); }

    /* ── Settings modal ── */
    .info-modal {
      position: fixed;
      inset: 0;
      z-index: 100;
      display: flex;
      align-items: flex-end;
      justify-content: center;
    }
    .info-modal[hidden] { display: none; }
    .info-backdrop {
      position: absolute;
      inset: 0;
      background: rgba(0,0,0,0.65);
    }
    .info-panel {
      position: relative;
      width: 100%;
      max-width: 480px;
      background: var(--surface);
      border: 1px solid var(--border);
      border-bottom: none;
      border-radius: 16px 16px 0 0;
      padding: 16px 20px calc(var(--safe-bottom) + 20px);
      animation: info-slide-up 0.22s ease-out;
    }
    @keyframes info-slide-up {
      from { transform: translateY(40px); opacity: 0; }
      to   { transform: none; opacity: 1; }
    }
    .info-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 10px;
    }
    .info-head .info-title { font-size: 15px; font-weight: 700; }
    .info-close {
      background: none;
      border: 1px solid var(--border);
      border-radius: 50%;
      width: 26px;
      height: 26px;
      color: var(--muted);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .info-close:active { color: var(--text); }
    .info-row {
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      gap: 16px;
      padding: 8px 0;
      border-bottom: 1px solid var(--border);
      font-size: 13px;
    }
    .info-row:last-child { border-bottom: none; }
    .info-row .k { color: var(--muted); white-space: nowrap; }
    .info-row .v {
      font-family: var(--font-mono);
      color: var(--text);
      text-align: right;
      word-break: break-all;
    }

    /* ── Settings sections (shared by the settings modal) ── */
    .settings-section {
      margin-top: 12px;
      padding-top: 12px;
      border-top: 1px solid var(--border);
    }
    .settings-label {
      font-size: 11px;
      color: var(--muted);
      text-transform: uppercase;
      letter-spacing: 0.06em;
      margin-bottom: 10px;
    }
    .settings-actions {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }
    .settings-note {
      color: var(--muted);
      font-size: 12px;
      margin-top: 8px;
    }
    .currency-controls select {
      width: 100%;
      background: var(--bg);
      color: var(--text);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 9px 10px;
      font-family: var(--font);
      font-size: 13px;
      -webkit-appearance: none;
      appearance: none;
    }
    .currency-custom {
      display: flex;
      gap: 8px;
      margin-top: 8px;
    }
    .currency-custom[hidden] { display: none; }
    .currency-custom input {
      width: 170px;
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 9px 10px;
      font-family: var(--font-mono);
      font-size: 13px;
      text-transform: uppercase;
      letter-spacing: 0.08em;
    }
    .currency-custom button {
      background: var(--accent-dim);
      border: 1px solid var(--accent);
      border-radius: 8px;
      color: var(--accent);
      font-family: var(--font);
      font-size: 13px;
      padding: 9px 16px;
      cursor: pointer;
    }
    .currency-custom button:active { filter: brightness(1.3); }
    .currency-error {
      color: var(--danger);
      font-size: 12px;
      margin-top: 8px;
    }
    /* ── Trend chart ── */
    .chart-head-actions {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .chart-income-toggle {
      background: none;
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 4px 10px;
      color: var(--muted);
      font-size: 11px;
      font-family: var(--font);
      cursor: pointer;
    }
    .chart-income-toggle.active {
      border-color: var(--income);
      color: var(--income);
      background: var(--income-dim);
    }
    .chart-hilite {
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--text);
      padding: 2px 0 8px;
      min-height: 22px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .chart-hilite .m { color: var(--muted); }
    .chart-hilite .inc { color: var(--income); }
    .chart-wrap svg { display: block; width: 100%; height: auto; }
    .chart-empty {
      color: var(--muted);
      font-size: 13px;
      padding: 28px 0;
      text-align: center;
    }
    .chart-axis { stroke: var(--muted); stroke-opacity: 0.5; }
    .chart-grid { stroke: var(--muted); stroke-opacity: 0.22; stroke-dasharray: 3 3; }
    .chart-ylabel { fill: var(--muted); font-size: 7.5px; font-family: var(--font-mono); }
    .chart-xlabel { fill: var(--muted); font-size: 8px; font-family: var(--font); }
    .chart-marker { stroke: var(--muted); stroke-opacity: 0.6; stroke-dasharray: 2 2; }
    .chart-area { fill: var(--accent-dim); }
    .chart-line {
      fill: none;
      stroke: var(--accent);
      stroke-width: 2;
      stroke-linejoin: round;
      stroke-linecap: round;
    }
    .chart-line-income {
      fill: none;
      stroke: var(--income);
      stroke-width: 1.5;
      stroke-dasharray: 4 3;
      stroke-linejoin: round;
      stroke-linecap: round;
    }
    .chart-dot { fill: var(--accent); stroke: var(--bg); stroke-width: 1; }
    .chart-dot-income { fill: var(--income); }
    .chart-pt { fill: transparent; cursor: pointer; }

    @media (pointer: coarse) {
      input, select, textarea { font-size: 16px !important; }
      #monthSelect { font-size: 18px !important; }
      .cost-wrap .cell-input.mono { font-size: 12px !important; }
    }