:root {
  --bg: #0d1117;
  --bg-sidebar: #0a0d12;
  --card: #11161d;
  --border: #242c37;
  --text: #c9d1d9;
  --text-bright: #e6edf3;
  --muted: #6e7681;
  --accent: #58a6ff;
  --income: #3fb950;
  --expense: #f85149;
  --pending: #d29922;
  --mono: "SF Mono", "JetBrains Mono", "Fira Code", ui-monospace, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
#app { display: flex; min-height: 100vh; }

/* ---- sidebar ---- */
.sidebar {
  width: 210px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  padding: 18px 12px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--text-bright);
  padding: 4px 8px 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
}
.brand i { color: var(--accent); }
.nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  margin-bottom: 2px;
  font-family: var(--sans);
}
.nav-btn i { width: 16px; text-align: center; color: var(--muted); font-size: 13px; }
.nav-btn:hover { background: #161b22; color: var(--text-bright); }
.nav-btn.active { background: #161b22; color: var(--text-bright); border-left: 2px solid var(--accent); padding-left: 8px; }
.nav-btn.active i { color: var(--accent); }
.badge {
  background: none;
  color: var(--pending);
  border: 1px solid var(--pending);
  font-size: 10px;
  font-weight: 600;
  border-radius: 10px;
  padding: 0px 6px;
  margin-left: auto;
  font-family: var(--mono);
}
.sidebar-footer {
  margin-top: auto;
  padding: 10px 8px 0;
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}

/* ---- content ---- */
.content { flex: 1; padding: 0 0 20px; max-width: 1400px; display: flex; flex-direction: column; min-height: 100vh; }

.filebar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.red { background: #f85149; }
.dot.yellow { background: #d29922; }
.dot.green { background: #3fb950; }
.filebar-name { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-left: 10px; }

#view-dashboard, #view-transactions, #view-pending, #view-accounts, #view-recurring, #view-categories, #view-settings { padding: 24px 32px 0; flex: 1; }

h2 {
  margin-top: 0;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-bright);
  display: flex;
  align-items: center;
  gap: 9px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
h2 .idx { color: var(--muted); font-weight: 400; }
h2 i { color: var(--accent); font-size: 14px; }

.view-header { display: flex; justify-content: space-between; align-items: center; }
.view-header h2 { flex: 1; border-bottom: none; margin-bottom: 0; }
.view-header { border-bottom: 1px solid var(--border); padding-bottom: 12px; margin-bottom: 0; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1px; margin: 20px 0; background: var(--border); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.card { background: var(--card); padding: 14px 16px; }
.card-label { color: var(--muted); font-size: 11px; margin-bottom: 8px; font-family: var(--mono); text-transform: uppercase; letter-spacing: .03em; }
.card-label i { margin-right: 5px; width: 12px; }
.card-value { font-size: 20px; font-weight: 600; font-family: var(--mono); color: var(--text-bright); }
.card.income .card-value { color: var(--income); }
.card.expense .card-value { color: var(--expense); }
.card.total-try { background: rgba(88,166,255,.06); }
.card.total-try .card-value { color: var(--accent); font-size: 23px; }
.card.total-try .card-label { color: var(--accent); }

.dash-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.panel { background: var(--card); border: 1px solid var(--border); border-radius: 6px; padding: 16px; }
.panel h3 {
  margin-top: 0; font-size: 12px; color: var(--muted); font-family: var(--mono);
  text-transform: uppercase; letter-spacing: .03em; border-bottom: 1px solid var(--border); padding-bottom: 10px;
}
.panel h3 i { color: var(--accent); margin-right: 6px; }
.acc-balance-row { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px solid var(--border); font-family: var(--mono); font-size: 13px; }
.acc-balance-row:last-child { border-bottom: none; }

.btn {
  background: #1f6feb;
  color: white;
  border: 1px solid #1f6feb;
  padding: 7px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--sans);
}
.btn:hover { background: #388bfd; }
.btn.secondary { background: var(--card); color: var(--text); border: 1px solid var(--border); }
.btn.secondary:hover { background: #161b22; }
.btn.danger { background: var(--expense); border-color: var(--expense); }
.btn-link { background: none; border: none; color: var(--accent); cursor: pointer; font-size: 12px; font-family: var(--mono); }

.actions { display: flex; gap: 8px; }
.filters, .month-filter { display: flex; gap: 10px; align-items: center; margin: 16px 0 6px; }
.month-filter label { font-family: var(--mono); font-size: 12px; color: var(--muted); display: flex; align-items: center; gap: 8px; }

select, input {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 9px;
  border-radius: 5px;
  font-size: 13px;
  font-family: var(--sans);
}
select:focus, input:focus { outline: none; border-color: var(--accent); }

.tx-table { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: 13px; }
.tx-table th, .tx-table td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
.tx-table th { color: var(--muted); font-weight: 500; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .02em; }
.tx-table td { color: var(--text); }

.tag { padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 500; border: 1px solid; font-family: var(--mono); }
.tag.income { color: var(--income); border-color: var(--income); background: rgba(63,185,80,.08); }
.tag.expense { color: var(--expense); border-color: var(--expense); background: rgba(248,81,73,.08); }
.tag.transfer_out, .tag.transfer_in { color: var(--accent); border-color: var(--accent); background: rgba(88,166,255,.08); }
.tag.pending { color: var(--pending); border-color: var(--pending); background: rgba(210,153,34,.08); }
.tag.gmail { color: var(--pending); border-color: var(--pending); background: rgba(210,153,34,.05); }
.tag.manual { color: var(--muted); border-color: var(--border); }
.tag.recurring { color: var(--pending); border-color: var(--pending); background: rgba(210,153,34,.08); }

.accounts-grid { display: flex; flex-direction: column; gap: 22px; margin-top: 18px; }
.acc-group-title {
  font-family: var(--mono); font-size: 12px; color: var(--accent); text-transform: uppercase;
  letter-spacing: .04em; margin-bottom: 10px; padding-bottom: 6px; border-bottom: 1px solid var(--border);
}
.accounts-grid-inner { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 14px; }
.acc-card { background: var(--card); border: 1px solid var(--border); border-radius: 6px; padding: 16px; }
.acc-card .acc-type { color: var(--muted); font-size: 11px; text-transform: uppercase; font-family: var(--mono); letter-spacing: .03em; }
.acc-card .acc-name { font-size: 15px; font-weight: 600; margin: 6px 0; color: var(--text-bright); }
.acc-card .acc-balance { font-size: 19px; font-weight: 600; font-family: var(--mono); }

.acc-balance-group { margin-bottom: 14px; }
.acc-balance-group:last-child { margin-bottom: 0; }
.acc-balance-group-title {
  font-family: var(--mono); font-size: 11px; color: var(--accent); text-transform: uppercase;
  letter-spacing: .03em; margin-bottom: 2px;
}

.cat-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 18px; }
.cat-list { list-style: none; padding: 0; }
.cat-list li { padding: 8px 10px; background: var(--card); border: 1px solid var(--border); border-radius: 5px; margin-bottom: 6px; font-size: 13px; }

.hint { color: var(--muted); font-size: 12px; font-family: var(--mono); }
.hint i { color: var(--accent); margin-right: 5px; }
.hidden { display: none !important; }

.modal-overlay { position: fixed; inset: 0; background: rgba(1,4,9,.75); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 22px; width: 400px; max-height: 85vh; overflow-y: auto; }
.modal h3 { margin-top: 0; font-family: var(--mono); font-size: 14px; color: var(--text-bright); border-bottom: 1px solid var(--border); padding-bottom: 10px; }
.form-row { margin-bottom: 12px; display: flex; flex-direction: column; gap: 5px; }
.form-row label { font-size: 11px; color: var(--muted); font-family: var(--mono); text-transform: uppercase; letter-spacing: .03em; }
.form-row input, .form-row select { width: 100%; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.btn-xs { padding: 4px 9px; font-size: 11px; border-radius: 4px; border: 1px solid var(--border); cursor: pointer; font-family: var(--mono); background: var(--card); }

.app-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding: 10px 32px;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}

/* ---- mobile hamburger / drawer ---- */
.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  width: 34px;
  height: 34px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 15px;
  align-items: center;
  justify-content: center;
  margin-right: 4px;
}
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 90;
}

/* ---- responsive breakpoints ---- */
@media (max-width: 860px) {
  .dash-grid { grid-template-columns: 1fr; }
  .cat-cols { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .hamburger { display: flex; }

  .sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 230px;
    transform: translateX(-100%);
    transition: transform .22s ease;
    z-index: 100;
    overflow-y: auto;
  }
  .sidebar.open { transform: translateX(0); }

  .content { max-width: 100%; }
  #view-dashboard, #view-transactions, #view-pending, #view-accounts, #view-recurring, #view-categories, #view-settings { padding: 16px 14px 0; }

  .filebar { padding: 10px 14px; }

  h2 { font-size: 15px; flex-wrap: wrap; gap: 6px; }

  .view-header { flex-direction: column; align-items: stretch; gap: 10px; }
  .view-header .actions { flex-wrap: wrap; }
  .view-header .btn { flex: 1; justify-content: center; }

  .cards { grid-template-columns: 1fr 1fr; gap: 1px; }
  .card { padding: 12px; }
  .card-value { font-size: 17px; }

  .filters { flex-wrap: wrap; }
  .filters select, .filters input { flex: 1; min-width: 120px; }

  .accounts-grid-inner { grid-template-columns: 1fr; }

  .btn, .btn-xs { padding: 10px 14px; font-size: 14px; }
  .btn-xs { padding: 8px 10px; }

  select, input { padding: 10px 11px; font-size: 14px; }

  /* responsive table -> stacked cards */
  .tx-table thead { display: none; }
  .tx-table, .tx-table tbody, .tx-table tr, .tx-table td { display: block; width: 100%; }
  .tx-table tr {
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 10px;
    padding: 6px 10px;
    background: var(--card);
  }
  .tx-table td {
    border-bottom: 1px solid var(--border);
    padding: 8px 2px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    text-align: right;
  }
  .tx-table td:last-child { border-bottom: none; }
  .tx-table td::before {
    content: attr(data-label);
    color: var(--muted);
    font-family: var(--mono);
    font-size: 11px;
    text-transform: uppercase;
    text-align: left;
    flex-shrink: 0;
  }
  .tx-table td[data-label=""]::before { display: none; }

  .modal { width: 92vw; padding: 18px; }
}

@media (max-width: 420px) {
  .cards { grid-template-columns: 1fr; }
  .brand span { display: inline; }
}