:root,
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f3f5f9;
  --bg-accent: rgba(67, 56, 202, 0.08);
  --card: #ffffff;
  --tx: #142033;
  --mut: #526072;
  --bd: #e1e7f0;
  --grid: rgba(82, 96, 114, 0.16);
  --ac: #3730a3;
  --ac-soft: rgba(55, 48, 163, 0.08);
  --neg: #b91c1c;
  --pos: #047857;
  --warn: #92400e;
  --save: #0f766e;
  --shadow: 0 10px 30px rgba(20, 32, 51, 0.06);
  --radius: 16px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b1220;
  --bg-accent: rgba(165, 180, 252, 0.12);
  --card: #121a2b;
  --tx: #e7eefc;
  --mut: #a8b6cc;
  --bd: #273449;
  --grid: rgba(168, 182, 204, 0.16);
  --ac: #c7d2fe;
  --ac-soft: rgba(199, 210, 254, 0.1);
  --neg: #fca5a5;
  --pos: #6ee7b7;
  --warn: #fcd34d;
  --save: #5eead4;
  --shadow: 0 14px 34px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { scroll-padding-top: 12px; }
body {
  margin: 0;
  background:
    radial-gradient(900px 280px at 0% -10%, var(--bg-accent), transparent 55%),
    var(--bg);
  color: var(--tx);
  font: 15px/1.5 "Segoe UI", system-ui, -apple-system, sans-serif;
}

.wrap {
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 48px;
  min-width: 0;
  overflow-x: clip;
}

h1, h2, h3, p { margin: 0; }
h1 { font-size: clamp(1.7rem, 2.6vw, 2.15rem); letter-spacing: -0.03em; line-height: 1.15; }
h2 { font-size: 1.35rem; letter-spacing: -0.02em; }
h3 { font-size: 0.95rem; letter-spacing: 0; }

.period-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  align-items: flex-end;
  margin-top: 14px;
  background: var(--card);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: var(--shadow);
}
.period-bar label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 11rem;
  font-size: 12px;
  font-weight: 700;
  color: var(--mut);
}
.period-bar select { min-width: 11rem; }
.period-bar label.year-field { min-width: 0; }
.period-bar input[type="number"] { width: 6.5rem; }
.period-bar .detail { margin: 0; flex: 1 1 100%; }
.main-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0;
  align-items: center;
}
.main-tabs .section-tab {
  font-size: 1rem;
  padding: 10px 16px;
  background: var(--card);
}
.main-tabs .section-tab.active {
  background: var(--ac);
  color: var(--bg);
  border-color: var(--ac);
}

.drop, .empty-hero, .stats, .insights, .split, .tabs, .tools, #recurCard, #addPanel, #panel, #projCard, #monthSection, #sectionBudgets, #sectionGoals, #sectionProjections, #sectionSettings {
  margin-top: 14px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-top: 14px;
}
.eyebrow {
  color: var(--ac);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.sub { color: var(--mut); margin-top: 6px; max-width: 46rem; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }

button, select, input, summary {
  font: inherit;
  color: var(--tx);
}
button, select, input {
  background: var(--card);
  border: 1px solid var(--bd);
  border-radius: 10px;
  padding: 8px 12px;
  min-height: 40px;
}
button { cursor: pointer; font-weight: 600; }
button.primary { background: #312e81; color: #fff; border-color: transparent; }
:root[data-theme="dark"] button.primary { background: #818cf8; color: #1e1b4b; }
button.quiet { background: transparent; }
button.danger { color: var(--neg); }
button:disabled { opacity: 0.55; cursor: not-allowed; }
select, input { min-width: 0; }
input[type="search"] { width: 100%; }

.file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  border: 0;
}

.wrap > .drop { margin-top: 0; }
.drop {
  border: 1.5px dashed var(--bd);
  border-radius: var(--radius);
  background: var(--card);
  background: color-mix(in srgb, var(--card) 88%, var(--ac) 12%);
  padding: 22px 18px;
  text-align: center;
  cursor: pointer;
}
.drop.on, .drop:hover { border-color: var(--ac); }
.drop h2 { font-size: 1.15rem; }
.drop p { color: var(--mut); margin-top: 6px; }
.msg {
  margin-top: 12px;
  padding: 8px 10px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--card) 70%, transparent);
  color: var(--mut);
  white-space: pre-line;
  text-align: left;
}
.msg.ok { color: var(--pos); }
.msg.warn { color: var(--warn); }
.msg.err { color: var(--neg); }

.empty-hero, .card {
  background: var(--card);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.empty-hero { padding: 22px; }
.empty-hero ol { margin: 12px 0 16px; padding-left: 1.2rem; color: var(--mut); }
.empty-hero li + li { margin-top: 4px; }
.empty-hero .primary { margin-top: 4px; }

.stats, .insights, .split {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}
.stats { grid-template-columns: repeat(4, 1fr); }
.insights { grid-template-columns: repeat(4, 1fr); }
.split { grid-template-columns: 1.3fr 1fr; align-items: start; }

.card { padding: 14px 16px; }
.stat { border-top: 4px solid var(--ac); }
.stat.income { border-top-color: var(--pos); }
.stat.spend { border-top-color: var(--neg); }
.stat.net { border-top-color: #2563eb; }
.stat.avg { border-top-color: #d97706; }
.k {
  color: var(--mut);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.v {
  margin-top: 6px;
  font-size: clamp(1.35rem, 2vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}
.detail { margin-top: 4px; color: var(--mut); font-size: 13px; }
.pos { color: var(--pos); }
.neg { color: var(--neg); }

.add-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--mut);
}
.add-form input, .add-form select { width: 100%; }

.chart-box { position: relative; height: 280px; margin-top: 8px; }
.chart-fallback { margin-top: 8px; display: grid; gap: 8px; }
.pair { display: grid; grid-template-columns: 72px 1fr; gap: 8px; align-items: center; font-size: 12px; color: var(--mut); }
.pair .tracks { display: grid; gap: 4px; }
.pair i { display: block; height: 8px; border-radius: 99px; }
.pair i.in { background: var(--pos); }
.pair i.out { background: var(--neg); }
.pair i.save { background: var(--save); }

.cat-list { display: grid; gap: 4px; margin-top: 8px; }
.bar {
  width: 100%;
  display: grid;
  grid-template-columns: 10px minmax(88px, 0.8fr) minmax(70px, 1.4fr) auto auto;
  gap: 8px;
  align-items: center;
  text-align: left;
  background: transparent;
  border-color: transparent;
  padding: 6px;
  min-height: 36px;
}
.bar.is-on, .bar:hover { background: var(--ac-soft); border-color: transparent; }
.swatch { width: 10px; height: 10px; border-radius: 50%; }
.bar-name, .bar-amt, .bar-pct { font-variant-numeric: tabular-nums; }
.bar-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.bar-amt, .bar-pct { font-size: 13px; }
.track { height: 10px; background: var(--bg); border-radius: 99px; overflow: hidden; }
.fill { display: block; height: 100%; border-radius: 99px; }

.recur { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; padding: 0; list-style: none; }
.recur li {
  border: 1px solid var(--bd);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 13px;
  background: var(--bg);
}
.legend { display: flex; gap: 14px; color: var(--mut); font-size: 12px; margin-top: 8px; }
.legend b { font-weight: 600; }

.tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--bd);
  padding-bottom: 8px;
}
.tab { background: transparent; border-color: transparent; color: var(--mut); }
.tab.active { background: var(--ac-soft); color: var(--ac); border-color: transparent; }

.tools { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.tools input[type="search"] { flex: 1 1 220px; }
.meta { color: var(--mut); font-size: 13px; margin-top: 8px; }

.add-form {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 120px minmax(140px, 1fr) auto auto;
  gap: 10px;
  align-items: end;
  margin-top: 10px;
}
.custom-cat {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}
.custom-cat h4 { font-size: 0.85rem; }
.custom-cat label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--mut);
}
.icon-pick { display: flex; flex-wrap: wrap; gap: 6px; }
.icon-choice {
  min-width: 2.5rem;
  min-height: 2.5rem;
  padding: 4px 8px;
  font-size: 1.15rem;
  background: var(--bg);
}
.icon-choice.is-on { border-color: var(--ac); background: var(--ac-soft); }
.custom-list { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 8px; }
.custom-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.custom-row input { flex: 1 1 8rem; }
.custom-row select { width: 4.5rem; }
.custom-cat .error { color: var(--neg); font-size: 13px; margin: 0; }
.add-form .error, #planError, #goalError { grid-column: 1 / -1; color: var(--neg); font-size: 13px; }
.plan-form {
  display: grid;
  grid-template-columns: 1fr 140px auto;
  gap: 10px;
  align-items: end;
  margin-top: 12px;
}
.goal-form { grid-template-columns: 1.4fr 110px 110px 150px auto; }
.plan-form label, .contrib label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--mut);
}
.plan-form input, .plan-form select, .contrib input { width: 100%; }
.plan-row { margin-top: 12px; }
.plan-head, .plan-actions, .contrib {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
}
.plan-head { font-variant-numeric: tabular-nums; font-weight: 600; }
.plan-actions { margin-top: 4px; }
.contrib { margin-top: 6px; justify-content: flex-start; }
.contrib label { flex-direction: row; align-items: center; }
.contrib input { width: 7rem; }
.fill.ok { background: var(--pos); }
.fill.near { background: #d97706; }
.fill.over { background: var(--neg); }
.alert {
  margin: 8px 0 0;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--bd);
  font-size: 13px;
}
.alert.near { color: var(--warn); }
.alert.over { color: var(--neg); border-color: color-mix(in srgb, var(--neg) 45%, var(--bd)); }
details.card summary { cursor: pointer; font-weight: 700; }
details.card summary::marker { color: var(--ac); }

.table-wrap { overflow-x: auto; margin-top: 8px; max-width: 100%; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--bd); text-align: left; vertical-align: top; }
th { color: var(--mut); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; cursor: pointer; white-space: nowrap; }
  td.desc { min-width: 0; white-space: normal; }
td.num, th.num { text-align: right; white-space: nowrap; }
tr:hover td { background: color-mix(in srgb, var(--ac-soft) 65%, transparent); }
.cat-cell { display: flex; align-items: center; gap: 8px; }
.cat-cell select { max-width: 11rem; padding-inline: 8px; }
.icon-btn { padding: 4px 8px; min-height: 32px; background: transparent; }

.legend b.save { color: var(--save); }
.cat-cell { flex-wrap: wrap; }
.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 10px; }
.proj-grid .stat { border-style: dashed; }
.year-block { border-top: 1px solid var(--bd); margin-top: 10px; padding-top: 8px; }
.year-block summary { cursor: pointer; font-weight: 700; display: flex; flex-wrap: wrap; gap: 8px 16px; }
.month-scroll { overflow-x: auto; max-width: 100%; margin-top: 8px; }
.month-table { width: max-content; min-width: 100%; border-collapse: collapse; }
.month-table th,
.month-table td {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: default;
  white-space: nowrap;
  vertical-align: middle;
}
.month-table thead th {
  color: var(--mut);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
}
.month-table tbody th[scope="row"] { text-align: left; font-weight: 700; }
.month-table thead th:first-child,
.month-table tbody th[scope="row"] {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--card);
}
.month-table tr.year-head th,
.month-table tr.year-head td { font-weight: 700; }
.month-table tr.month-row { cursor: pointer; }
.month-table tr.month-row th,
.month-table tr.month-row td { cursor: pointer; }
.month-table tr.month-row.active th,
.month-table tr.month-row.active td { background: var(--ac-soft); }
.month-table tr.month-row:hover th,
.month-table tr.month-row:hover td { background: color-mix(in srgb, var(--ac-soft) 65%, var(--card)); }
.month-table tr.month-row.active:hover th,
.month-table tr.month-row.active:hover td { background: var(--ac-soft); }
#monthDetail { margin-top: 14px; display: grid; gap: 8px; }

.panel-empty { padding: 28px 10px; text-align: center; color: var(--mut); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  align-items: center;
  background: var(--tx);
  color: var(--bg);
  border-radius: 999px;
  padding: 10px 12px 10px 16px;
  box-shadow: var(--shadow);
  z-index: 5;
  max-width: min(520px, calc(100% - 24px));
}
.toast button { background: transparent; color: inherit; border-color: currentColor; min-height: 34px; }

.pref-grid { display: grid; gap: 14px; margin-top: 14px; }
.pref-card label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--mut);
}
.pref-card select { width: 100%; max-width: 28rem; }
.pref-card .detail { margin-top: 8px; }
.pref-actions { justify-content: flex-start; margin-top: 12px; }

:root[data-density="compact"] body { font-size: 14px; }
:root[data-density="compact"] .wrap { padding: 12px 0 28px; }
:root[data-density="compact"] .card { padding: 8px 10px; }
:root[data-density="compact"] .drop { padding: 12px 10px; }
:root[data-density="compact"] th,
:root[data-density="compact"] td { padding: 4px 6px; }
:root[data-density="compact"] .v { font-size: 1.2rem; }

.footer { color: var(--mut); font-size: 13px; margin-top: 18px; }

:focus-visible { outline: 2px solid var(--ac); outline-offset: 2px; }

@media (max-width: 900px) {
  .stats, .insights { grid-template-columns: 1fr 1fr; }
  .split, .add-form, .plan-form, .goal-form, .proj-grid { grid-template-columns: 1fr 1fr; }
  .add-form button, .plan-form button { grid-column: 1 / -1; }
  .header { flex-direction: column; }
  .actions { justify-content: flex-start; }
}

@media (max-width: 560px) {
  .wrap { width: min(100% - 20px, 1180px); }
  .stats, .insights, .split, .add-form, .plan-form, .goal-form, .proj-grid { grid-template-columns: 1fr; }
  .contrib { flex-wrap: wrap; }
  .bar { grid-template-columns: 10px 1fr auto; }
  .track, .bar-pct { display: none; }
  .drop { padding: 16px 12px; }
  .chart-box { height: 220px; }
  th.merchant, td.merchant { display: none; }
  .cat-cell select { max-width: 8.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}