:root {
    --bg: #0a0c10;
    --surface: #111318;
    --surface2: #181c24;
    --border: #242830;
    --accent: #00d4aa;
    --accent2: #0095ff;
    --danger: #ff4d6a;
    --warn: #f5a623;
    --text: #e8eaf0;
    --muted: #5a6070;
    --muted2: #8892a4;
    --in-color: #00d4aa;
    --out-color: #ff4d6a;
    --own-in: #0095ff;
    --own-out: #f5a623;
    --radius: 10px;
    --font-mono: 'DM Mono', monospace;
    --font-sans: 'Sora', sans-serif;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    min-height: 100vh;
    font-size: 14px;
  }

  /* ── LAYOUT ── */
  #app { display: flex; flex-direction: column; min-height: 100vh; }
  header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky; top: 0; z-index: 100;
  }
  .logo { font-weight: 700; font-size: 16px; letter-spacing: -.3px; display: flex; align-items: center; gap: 8px; }
  .logo-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 8px var(--accent); }
  nav { display: flex; gap: 4px; }
  .nav-btn {
    background: none; border: none; color: var(--muted2); padding: 6px 14px;
    border-radius: 6px; cursor: pointer; font-family: var(--font-sans); font-size: 13px;
    transition: all .15s;
  }
  .nav-btn:hover { color: var(--text); background: var(--surface2); }
  .nav-btn.active { color: var(--accent); background: rgba(0,212,170,.1); }
  .main { flex: 1; padding: 24px; max-width: 1400px; margin: 0 auto; width: 100%; }

  /* ── MONTH NAV ── */
  .month-nav {
    display: flex; align-items: center; gap: 12px; margin-bottom: 24px;
  }
  .month-label {
    font-size: 22px; font-weight: 700; min-width: 180px; text-align: center;
    letter-spacing: -.5px;
  }
  .month-label span { color: var(--accent); }
  .arrow-btn {
    background: var(--surface); border: 1px solid var(--border); color: var(--text);
    width: 36px; height: 36px; border-radius: var(--radius); cursor: pointer;
    display: flex; align-items: center; justify-content: center; font-size: 16px;
    transition: all .15s;
  }
  .arrow-btn:hover { background: var(--surface2); border-color: var(--accent); color: var(--accent); }

  /* ── BANK TABS ── */
  .bank-tabs {
    display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px;
    padding-bottom: 16px; border-bottom: 1px solid var(--border);
  }
  .bank-tab {
    background: var(--surface); border: 1px solid var(--border);
    color: var(--muted2); padding: 7px 16px; border-radius: 20px;
    cursor: pointer; font-size: 13px; font-family: var(--font-sans);
    transition: all .15s; display: flex; align-items: center; gap: 6px;
  }
  .bank-tab:hover { color: var(--text); border-color: var(--muted); }
  .bank-tab.active { color: var(--accent); border-color: var(--accent); background: rgba(0,212,170,.08); font-weight: 600; }
  .bank-tab .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
  .all-tab { background: var(--surface); border: 1px solid var(--border); color: var(--muted2); padding: 7px 16px; border-radius: 20px; cursor: pointer; font-size: 13px; font-family: var(--font-sans); transition: all .15s; }
  .all-tab:hover { color: var(--text); }
  .all-tab.active { color: var(--accent2); border-color: var(--accent2); background: rgba(0,149,255,.08); font-weight: 600; }

  /* ── SUMMARY CARDS ── */
  .summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px; margin-bottom: 24px;
  }
  .card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 16px;
  }
  .card-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .8px; margin-bottom: 6px; }
  .card-value { font-family: var(--font-mono); font-size: 18px; font-weight: 500; }
  .card-value.in { color: var(--in-color); }
  .card-value.out { color: var(--out-color); }
  .card-value.own-in { color: var(--own-in); }
  .card-value.own-out { color: var(--own-out); }
  .card-value.net.pos { color: var(--in-color); }
  .card-value.net.neg { color: var(--out-color); }

  /* ── TABLE ── */
  .table-wrap {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden; margin-bottom: 24px;
  }
  .table-toolbar {
    padding: 14px 16px; border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
  }
  .table-title { font-weight: 600; font-size: 14px; }
  .btn {
    padding: 7px 14px; border-radius: 7px; border: none; cursor: pointer;
    font-family: var(--font-sans); font-size: 13px; font-weight: 600;
    transition: all .15s; display: inline-flex; align-items: center; gap: 6px;
  }
  .btn-primary { background: var(--accent); color: #000; }
  .btn-primary:hover { background: #00f2c3; }
  .btn-ghost { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
  .btn-ghost:hover { border-color: var(--muted); }
  .btn-danger { background: rgba(255,77,106,.1); color: var(--danger); border: 1px solid rgba(255,77,106,.2); }
  .btn-danger:hover { background: rgba(255,77,106,.2); }
  table { width: 100%; border-collapse: collapse; }
  thead th {
    padding: 10px 14px; text-align: left; font-size: 11px; color: var(--muted);
    text-transform: uppercase; letter-spacing: .6px; background: var(--surface2);
    border-bottom: 1px solid var(--border); font-weight: 500; white-space: nowrap;
  }
  tbody tr { border-bottom: 1px solid var(--border); transition: background .1s; }
  tbody tr:last-child { border-bottom: none; }
  tbody tr:hover { background: rgba(255,255,255,.025); }
  tbody td { padding: 10px 14px; font-family: var(--font-mono); font-size: 13px; }
  td.date-cell { color: var(--muted2); font-size: 12px; }
  td.in-cell { color: var(--in-color); }
  td.out-cell { color: var(--out-color); }
  td.own-in-cell { color: var(--own-in); }
  td.own-out-cell { color: var(--own-out); }
  td.bank-cell { font-family: var(--font-sans); font-size: 13px; color: var(--muted2); }
  td.actions { display: flex; gap: 6px; }
  .icon-btn {
    background: none; border: none; cursor: pointer; padding: 4px 6px;
    border-radius: 5px; font-size: 13px; transition: background .15s;
    color: var(--muted); font-family: var(--font-mono);
  }
  .icon-btn:hover { background: var(--surface2); color: var(--text); }
  .icon-btn.del:hover { color: var(--danger); }

  /* ── EMPTY STATE ── */
  .empty {
    text-align: center; padding: 48px 24px; color: var(--muted);
  }
  .empty .empty-icon { font-size: 32px; margin-bottom: 12px; }
  .empty p { font-size: 14px; }

  /* ── MODAL ── */
  .overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,.7);
    display: flex; align-items: center; justify-content: center;
    z-index: 200; padding: 16px; backdrop-filter: blur(4px);
    opacity: 0; pointer-events: none; transition: opacity .2s;
  }
  .overlay.open { opacity: 1; pointer-events: all; }
  .modal {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 14px; padding: 28px; width: 100%; max-width: 480px;
    transform: translateY(20px); transition: transform .2s;
  }
  .overlay.open .modal { transform: translateY(0); }
  .modal-title { font-size: 18px; font-weight: 700; margin-bottom: 20px; }
  .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .form-group { display: flex; flex-direction: column; gap: 6px; }
  .form-group.full { grid-column: 1 / -1; }
  label { font-size: 11px; color: var(--muted2); text-transform: uppercase; letter-spacing: .6px; }
  input, select {
    background: var(--surface2); border: 1px solid var(--border); color: var(--text);
    padding: 9px 12px; border-radius: 7px; font-size: 14px; font-family: var(--font-sans);
    transition: border-color .15s; outline: none;
  }
  input:focus, select:focus { border-color: var(--accent); }
  select option { background: var(--surface2); }
  .modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

  /* ── CHARTS ── */
  .charts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  @media (max-width: 900px) { .charts-grid { grid-template-columns: 1fr; } }
  .chart-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 20px;
  }
  .chart-card-title { font-size: 13px; font-weight: 600; margin-bottom: 16px; color: var(--muted2); text-transform: uppercase; letter-spacing: .5px; }
  canvas { max-width: 100%; }

  /* ── SETTINGS ── */
  .settings-section { margin-bottom: 28px; }
  .settings-title { font-size: 16px; font-weight: 700; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
  .settings-title::after { content: ''; flex: 1; height: 1px; background: var(--border); }
  .banks-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
  .bank-setting {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 14px;
    display: flex; flex-direction: column; gap: 8px;
  }
  .bank-setting-header { display: flex; justify-content: space-between; align-items: center; }
  .bank-num { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; }
  .bank-color-dot { width: 10px; height: 10px; border-radius: 50%; }
  .saldo-row { display: flex; flex-direction: column; gap: 8px; margin-top: 4px; }
  .danger-zone {
    background: rgba(255,77,106,.05); border: 1px solid rgba(255,77,106,.15);
    border-radius: var(--radius); padding: 16px;
  }
  .danger-title { color: var(--danger); font-size: 13px; font-weight: 600; margin-bottom: 10px; }

  /* ── VIEW TRANSITIONS ── */
  .view { display: none; }
  .view.active { display: block; animation: fadeIn .2s ease; }
  @keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

  /* ── RESPONSIVE ── */
  @media (max-width: 600px) {
    .summary-grid { grid-template-columns: 1fr 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .charts-grid { grid-template-columns: 1fr; }
    header { padding: 0 14px; }
    .main { padding: 14px; }
  }

  /* ── BADGE ── */
  .badge {
    display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px;
    font-family: var(--font-mono);
  }
  .badge.in { background: rgba(0,212,170,.12); color: var(--in-color); }
  .badge.out { background: rgba(255,77,106,.12); color: var(--out-color); }

  /* totals row */
  tfoot td {
    padding: 10px 14px; font-family: var(--font-mono); font-size: 13px;
    font-weight: 500; background: var(--surface2); border-top: 2px solid var(--border);
  }
  tfoot .lbl { font-family: var(--font-sans); font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; }
  .pill-year {
    background: var(--surface2); border: 1px solid var(--border);
    padding: 4px 12px; border-radius: 6px; font-size: 13px;
    font-family: var(--font-mono); color: var(--muted2);
  }