/* Home Finance — layout & theme.
   Color roles follow the validated reference palette (light/dark pairs). */

:root {
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --accent: #2a78d6;
  --accent-2: #1baf7a;
  --good: #006300;
  --bad: #d03b3b;
  --danger-bg: rgba(208, 59, 59, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --accent: #3987e5;
    --accent-2: #199e70;
    --good: #0ca30c;
    --bad: #d03b3b;
    --danger-bg: rgba(208, 59, 59, 0.15);
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--page);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.5;
}

.hidden { display: none !important; }

.app { display: flex; min-height: 100vh; }

/* ---------- Sidebar ---------- */
.sidebar {
  width: 220px; flex-shrink: 0;
  padding: 20px 14px;
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 20px;
  position: sticky; top: 0; height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 0 6px; }
.brand-mark {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 700;
}
.brand-name { font-weight: 700; font-size: 15px; }
.brand-sub { font-size: 11px; color: var(--muted); }

nav { display: flex; flex-direction: column; gap: 2px; }
.nav-btn {
  text-align: left; padding: 9px 12px; border: none; border-radius: 8px;
  background: transparent; color: var(--ink-2);
  font-size: 13.5px; font-weight: 500; cursor: pointer;
  font-family: inherit;
}
.nav-btn:hover { background: var(--grid); color: var(--ink); }
.nav-btn.active { background: var(--accent); color: #fff; }

.sidebar-foot { margin-top: auto; font-size: 11px; color: var(--muted); padding: 0 6px; }

/* ---------- Main content ---------- */
.content { flex: 1; padding: 28px 32px 60px; max-width: 1200px; }

.view { display: none; }
.view.active { display: block; }

.view-head { margin-bottom: 20px; }
.view-head h1 { font-size: 22px; font-weight: 700; }
.view-sub { color: var(--ink-2); margin-top: 2px; }

/* ---------- Cards & grids ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 16px;
}
.card h3 { font-size: 14px; font-weight: 600; margin-bottom: 10px; }
.card-sub { color: var(--muted); font-size: 12px; margin: -6px 0 10px; }
.card p { color: var(--ink-2); margin-bottom: 10px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 1000px) { .grid-2 { grid-template-columns: 1fr; } }

.chart-box { position: relative; height: 280px; }
.chart-box.tall { height: 330px; }

.note { color: var(--muted); font-size: 12px; margin-top: 4px; }

/* ---------- KPI tiles ---------- */
.kpi-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px; margin-bottom: 16px;
}
.kpi {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px 16px;
}
.kpi .kpi-label { font-size: 12px; color: var(--muted); }
.kpi .kpi-value { font-size: 24px; font-weight: 700; margin-top: 2px; }
.kpi .kpi-detail { font-size: 12px; color: var(--ink-2); margin-top: 2px; }
.kpi .up { color: var(--good); }
.kpi .down { color: var(--bad); }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; }
.field { display: flex; flex-direction: column; gap: 3px; }
.field.wide { grid-column: 1 / -1; }
.field label { font-size: 11.5px; color: var(--muted); }
.field input, .field select {
  padding: 7px 9px; border: 1px solid var(--baseline); border-radius: 7px;
  background: var(--page); color: var(--ink);
  font-family: inherit; font-size: 13px; width: 100%;
}
.field input:focus, .field select:focus {
  outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--baseline);
  background: var(--surface); color: var(--ink);
  font-family: inherit; font-size: 13px; font-weight: 500; cursor: pointer;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { opacity: 0.9; color: #fff; }
.btn.danger { color: var(--bad); }
.btn.danger:hover { background: var(--danger-bg); border-color: var(--bad); }
.btn.small { padding: 4px 10px; font-size: 12px; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }

/* ---------- Simulator layout ---------- */
.sim-layout { display: grid; grid-template-columns: 340px 1fr; gap: 16px; }
@media (max-width: 1100px) { .sim-layout { grid-template-columns: 1fr; } }

.milestones { list-style: none; }
.milestones li {
  padding: 8px 0; border-bottom: 1px solid var(--grid);
  display: flex; gap: 10px; align-items: baseline;
}
.milestones li:last-child { border-bottom: none; }
.milestones .m-year { font-weight: 700; min-width: 88px; color: var(--accent); }

/* ---------- Empty state ---------- */
.empty-state {
  background: var(--surface); border: 1px dashed var(--baseline);
  border-radius: 12px; padding: 48px 24px; text-align: center;
}
.empty-state h2 { font-size: 17px; margin-bottom: 6px; }
.empty-state p { color: var(--ink-2); max-width: 440px; margin: 0 auto 14px; }
.empty-state .btn-row { justify-content: center; }

/* ---------- Kid / trip cards ---------- */
.item-card-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 10px;
}
.item-card-head h3 { margin-bottom: 0; }
.item-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px; margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--grid);
}
.item-stat .s-label { font-size: 11px; color: var(--muted); }
.item-stat .s-value { font-size: 16px; font-weight: 700; }
.item-stat .s-value.bad { color: var(--bad); }
.item-stat .s-value.good { color: var(--good); }

/* ---------- Dialog / overlay ---------- */
.overlay {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(0, 0, 0, 0.45);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.dialog {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 20px; max-width: 640px; width: 100%;
  max-height: 90vh; overflow-y: auto;
}
.dialog h3 { font-size: 15px; margin-bottom: 4px; }
.dialog-preview { margin: 12px 0; }
.dialog-preview table { border-collapse: collapse; font-size: 11.5px; }
.dialog-preview th, .dialog-preview td {
  padding: 3px 8px; border-bottom: 1px solid var(--grid);
  text-align: left; white-space: nowrap; color: var(--ink-2);
}
.dialog-preview thead th { color: var(--muted); }

/* ---------- Rules & account rows ---------- */
.rule-row {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 8px 2px; border-bottom: 1px solid var(--grid);
  color: var(--ink-2); font-size: 13px;
}
.rule-row:last-child { border-bottom: none; }
.rule-row .btn { margin-left: auto; }
.rule-row input, .rule-row select {
  padding: 6px 8px; border: 1px solid var(--baseline); border-radius: 7px;
  background: var(--page); color: var(--ink); font-family: inherit; font-size: 13px;
}
.rule-row input[type="number"] { width: 130px; }
.rule-row .nw-name { min-width: 180px; }
.inline-input {
  padding: 7px 9px; border: 1px solid var(--baseline); border-radius: 7px;
  background: var(--page); color: var(--ink); font-family: inherit; font-size: 13px;
}

/* ---------- Budgets ---------- */
.budget-row { padding: 12px 2px; border-bottom: 1px solid var(--grid); }
.budget-row:last-child { border-bottom: none; }
.budget-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.budget-cat { font-weight: 600; }
.budget-nums { font-size: 13px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.budget-nums input {
  width: 90px; padding: 4px 6px; border: 1px solid var(--baseline);
  border-radius: 6px; background: var(--page); color: var(--ink);
  font-family: inherit; font-size: 13px; text-align: right;
}
.meter {
  height: 8px; border-radius: 4px; background: var(--grid);
  margin: 8px 0 6px; overflow: hidden;
}
.meter-fill { height: 100%; border-radius: 4px; }
.meter-fill.good { background: #0ca30c; }
.meter-fill.warning { background: #fab219; }
.meter-fill.critical { background: #d03b3b; }
.status-good { color: var(--good); font-weight: 600; }
.status-warning { color: #b07a00; font-weight: 600; }
.status-critical { color: #d03b3b; font-weight: 600; }
@media (prefers-color-scheme: dark) {
  .status-warning { color: #fab219; }
}

/* ---------- Dashboard movers ---------- */
.mover-row {
  display: flex; align-items: baseline; gap: 10px;
  padding: 8px 2px; border-bottom: 1px solid var(--grid);
  font-size: 13px;
}
.mover-row:last-child { border-bottom: none; }
.mover-arrow { font-size: 12px; }
.mover-cat { font-weight: 600; }
.mover-delta { margin-left: auto; font-variant-numeric: tabular-nums; }

/* ---------- Scenarios ---------- */
.scenario-row {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 4px; border-bottom: 1px solid var(--grid);
  cursor: pointer;
}
.scenario-row:last-child { border-bottom: none; }
.scenario-row .scen-name { font-weight: 600; }
.scenario-row .scen-actions { margin-left: auto; display: flex; gap: 6px; }
.scenario-row input[type="checkbox"] { accent-color: var(--accent); width: 15px; height: 15px; }

.compare-table { border-collapse: collapse; font-size: 13px; min-width: 420px; }
.compare-table th, .compare-table td {
  padding: 7px 14px; text-align: right; border-bottom: 1px solid var(--grid);
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.compare-table thead th { color: var(--ink); font-weight: 600; }
.compare-table tbody th { text-align: left; font-weight: 500; color: var(--muted); }
.compare-table .dot {
  display: inline-block; width: 10px; height: 10px; border-radius: 3px;
  margin-right: 6px; vertical-align: baseline;
}

/* ---------- Chart table view (accessibility) ---------- */
.chart-table { margin-top: 8px; }
.chart-table summary {
  cursor: pointer; font-size: 12px; color: var(--muted);
}
.table-scroll { overflow-x: auto; margin-top: 8px; }
.chart-table table { border-collapse: collapse; font-size: 12px; min-width: 320px; }
.chart-table th, .chart-table td {
  padding: 4px 10px; text-align: right; border-bottom: 1px solid var(--grid);
  font-variant-numeric: tabular-nums; color: var(--ink-2); white-space: nowrap;
}
.chart-table thead th { color: var(--muted); font-weight: 600; }
.chart-table tbody th { text-align: left; font-weight: 500; }

@media (max-width: 760px) {
  .app { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; flex-direction: row; align-items: center; }
  nav { flex-direction: row; flex-wrap: wrap; }
  .sidebar-foot { display: none; }
  .content { padding: 20px 16px 40px; }
}