:root {
  color-scheme: light dark;
  --bg: light-dark(#f4f6f5, #0f1413);
  --card: light-dark(#ffffff, #182120);
  --text: light-dark(#14201e, #e6eeec);
  --muted: light-dark(#5d6d6a, #93a5a1);
  --line: light-dark(#e2e8e6, #2a3634);
  --brand: light-dark(#0f766e, #2dd4bf);
  --brand-text: light-dark(#ffffff, #042f2c);
  --ok: light-dark(#15803d, #4ade80);
  --warn: light-dark(#b45309, #fbbf24);
  --over: light-dark(#b91c1c, #f87171);
  --track: light-dark(#e8eeec, #26302f);
  --bubble-me: light-dark(#d9fdd3, #1f4d3f);
  --bubble-bot: light-dark(#ffffff, #202c2b);
  --radius: 14px;
  accent-color: var(--brand);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

h1 { font-size: 1.15rem; margin: 0; }
h2 { font-size: 1rem; margin: 1.25rem 0 .6rem; }
.card h2:first-child { margin-top: 0; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.error { color: var(--over); margin: 0; }
[hidden] { display: none !important; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
}

/* Botões e campos */
.btn {
  font: inherit;
  font-weight: 600;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  min-height: 44px;
}
.btn.primary { background: var(--brand); color: var(--brand-text); border-color: transparent; }
.btn.danger { color: var(--over); }
.btn.block { width: 100%; margin-bottom: 12px; }
.btn.small { min-height: 34px; padding: 4px 10px; font-size: .85rem; }

textarea { resize: vertical; line-height: 1.4; }
input, select, textarea {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  min-height: 44px;
  width: 100%;
  font-size: 16px; /* evita zoom automático no iPhone */
}
input:focus-visible, select:focus-visible, .btn:focus-visible { outline: 2px solid var(--brand); outline-offset: 1px; }
label { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); font-weight: 500; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.span-all { grid-column: 1 / -1; }
.inline-form { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.inline-form input { flex: 1 1 120px; width: auto; }
.inline-form .emoji-input { flex: 0 0 64px; text-align: center; }

/* Layout */
.login { min-height: 100dvh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(360px, 100%); display: grid; gap: 14px; }

.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px;
  background: var(--brand); color: var(--brand-text);
}
.topbar select { width: auto; min-height: 36px; padding: 4px 8px; background: var(--card); }

.tabs {
  display: flex; gap: 4px; overflow-x: auto;
  padding: 8px 12px; background: var(--card); border-bottom: 1px solid var(--line);
  position: sticky; top: 60px; z-index: 4;
  scrollbar-width: none;
}
.tabs button {
  font: inherit; border: 0; background: none; color: var(--muted);
  padding: 8px 12px; border-radius: 999px; white-space: nowrap; cursor: pointer; min-height: 40px;
}
.tabs button[aria-selected="true"] { background: var(--track); color: var(--text); font-weight: 600; }

.content { max-width: 880px; margin: 0 auto; padding: 16px 16px 48px; }

/* Painel */
.banner { border-color: var(--warn); }
.banner a { color: var(--brand); }
.hero { text-align: center; padding: 20px 16px; }
.hero .label { color: var(--muted); font-size: .9rem; }
.hero .big { font-size: 2.2rem; font-weight: 800; letter-spacing: -.02em; margin: 2px 0; font-variant-numeric: tabular-nums; }
.hero .sub { font-size: 1rem; }
.hero .sub strong { color: var(--brand); }
.hero-bar { margin: 14px auto 0; max-width: 420px; }

.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 4px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; }
.kpi .k { font-size: .8rem; color: var(--muted); }
.kpi .v { font-size: 1.1rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.kpi .v.pos { color: var(--ok); }
.kpi .v.neg { color: var(--over); }

.cat-cards { display: grid; gap: 10px; }
.cat-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.cat-card.over { border-color: var(--over); }
.cat-top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.cat-name { font-weight: 700; }
.cat-remaining { font-weight: 700; font-variant-numeric: tabular-nums; }
.cat-remaining.over { color: var(--over); }
.cat-meta { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px 12px; font-size: .85rem; color: var(--muted); margin-top: 6px; }
.cat-meta strong { color: var(--text); }

.bar { position: relative; height: 10px; border-radius: 999px; background: var(--track); margin-top: 10px; overflow: visible; }
.bar .fill { position: absolute; inset: 0 auto 0 0; border-radius: 999px; background: var(--ok); max-width: 100%; }
.bar .fill.warn { background: var(--warn); }
.bar .fill.over { background: var(--over); }
.bar .fill.none { background: var(--muted); }
.bar .tick { position: absolute; top: -4px; bottom: -4px; width: 2px; background: var(--text); border-radius: 2px; opacity: .55; }

.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: .8rem; color: var(--muted); margin-top: 10px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.ok { background: var(--ok); } .dot.warn { background: var(--warn); } .dot.over { background: var(--over); }
.legend .tick { width: 2px; height: 12px; background: var(--text); opacity: .55; display: inline-block; }

.list { padding: 4px 16px; }
.row { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.row:last-child { border-bottom: 0; }
.row .grow { flex: 1; min-width: 0; }
.row .amount { font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }
.row .sub { font-size: .8rem; color: var(--muted); }
.row input[type="checkbox"] { width: 22px; height: 22px; min-height: 0; flex: none; }
.row.paid .grow { color: var(--muted); text-decoration: line-through; }

/* Lançamentos */
.toolbar { display: flex; gap: 10px; align-items: center; justify-content: space-between; margin: 12px 0 8px; }
.toolbar select { width: auto; max-width: 60%; }
.day-group { margin-bottom: 10px; }
.day-head { font-size: .8rem; font-weight: 600; color: var(--muted); margin: 12px 4px 6px; display: flex; justify-content: space-between; }
.tx { display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; font: inherit; color: inherit; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; margin-bottom: 6px; cursor: pointer; }
.tx .emoji { font-size: 1.3rem; width: 28px; text-align: center; }
.tx .grow { flex: 1; min-width: 0; }
.tx .desc { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tx .sub { font-size: .8rem; color: var(--muted); }
.tx .amount { font-weight: 700; font-variant-numeric: tabular-nums; }
.tx.income .amount { color: var(--ok); }
.empty { text-align: center; color: var(--muted); padding: 24px; }

/* Planejamento */
.budget-list { display: grid; gap: 8px; }
.budget-row { display: grid; grid-template-columns: 1fr 130px; align-items: center; gap: 10px; }
.budget-row .hint { font-size: .75rem; color: var(--muted); }
.budget-row input { text-align: right; }
.waterfall .line { display: flex; justify-content: space-between; padding: 4px 0; font-variant-numeric: tabular-nums; }
.waterfall .line.total { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 10px; font-weight: 700; }
.waterfall .pos { color: var(--ok); } .waterfall .neg { color: var(--over); }

/* Subcategorias dentro do card da categoria */
.subs { margin-top: 10px; padding-top: 8px; border-top: 1px dashed var(--line); display: grid; gap: 8px; }
.sub-row .sub-top { display: flex; justify-content: space-between; gap: 8px; font-size: .85rem; }
.sub-row .sub-top span:last-child { font-variant-numeric: tabular-nums; color: var(--muted); }
.sub-row .sub-top .over { color: var(--over); }
.sub-row .bar { height: 6px; margin-top: 4px; }
.sub-row .bar .tick { top: -3px; bottom: -3px; }

/* Planejamento: subcategorias aninhadas */
.budget-group { border: 1px solid var(--line); border-radius: 12px; padding: 10px; display: grid; gap: 8px; }
.budget-group .budget-row.child { padding-left: 14px; }
.budget-group .group-total { display: flex; justify-content: space-between; font-weight: 600; font-size: .9rem; }
.income-readonly { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); align-content: start; }
.income-readonly strong { font-size: 1.1rem; color: var(--text); font-variant-numeric: tabular-nums; }
.add-form { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.tag { display: inline-block; font-size: .72rem; padding: 1px 7px; border-radius: 999px; background: var(--track); color: var(--muted); margin-left: 4px; vertical-align: middle; }
.tag.warn { color: var(--warn); }
.sub-edit { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; align-items: center; }
.sub-edit .label { font-size: .8rem; color: var(--muted); }
.chip .chip-name { font: inherit; font-size: .8rem; color: var(--text); padding: 0; min-width: 0; min-height: 0; }
select.chip-add { width: auto; }

/* Próximos meses */
.months { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 8px; }
.month { background: var(--track); border-radius: 10px; padding: 8px 10px; }
.month .m { font-size: .8rem; color: var(--muted); }
.month .v { font-weight: 700; font-variant-numeric: tabular-nums; }
.month .e { font-size: .72rem; color: var(--ok); margin-top: 2px; }

.toggle { display: flex; align-items: center; gap: 10px; font-size: .95rem; color: var(--text); font-weight: 500; }
.toggle input { width: 22px; height: 22px; min-height: 0; flex: none; }

.plan-status { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; font-size: .9rem; background: var(--track); border-radius: 10px; padding: 10px 12px; margin-bottom: 12px; }
.plan-status:empty { display: none; }
.plan-status.draft { border-left: 4px solid var(--warn); }

.cat-edit { border-bottom: 1px solid var(--line); padding: 10px 0; }
.cat-edit:last-child { border-bottom: 0; }
.cat-edit-head { display: flex; gap: 8px; align-items: center; }
.cat-edit-head .emoji-input { width: 56px; flex: none; text-align: center; }
.cat-edit.inactive { opacity: .55; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip { display: inline-flex; align-items: center; gap: 4px; font-size: .8rem; padding: 4px 6px 4px 10px; border-radius: 999px; background: var(--track); border: 0; color: var(--text); font-family: inherit; }
.chip button { border: 0; background: none; color: var(--muted); cursor: pointer; font-size: 1rem; line-height: 1; padding: 2px 4px; min-width: 24px; min-height: 24px; }
button.chip { cursor: pointer; padding: 6px 12px; }
.chip-add { width: 120px; min-height: 30px; padding: 2px 10px; font-size: .8rem; border-radius: 999px; }

/* Conversa */
.chat-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.chat-head input { width: auto; min-height: 34px; padding: 4px 8px; }
.chat-log { display: flex; flex-direction: column; gap: 8px; min-height: 280px; max-height: 60dvh; overflow-y: auto; padding: 12px; margin: 8px -4px; border-radius: 12px; background: var(--track); }
.bubble { max-width: 85%; padding: 8px 12px; border-radius: 12px; white-space: pre-wrap; word-wrap: break-word; font-size: .95rem; }
.bubble.me { align-self: flex-end; background: var(--bubble-me); border-bottom-right-radius: 4px; }
.bubble.bot { align-self: flex-start; background: var(--bubble-bot); border-bottom-left-radius: 4px; }
.chat-form { display: flex; gap: 8px; }

/* Diálogo */
dialog { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); color: var(--text); padding: 16px; width: min(460px, calc(100vw - 32px)); }
dialog::backdrop { background: rgb(0 0 0 / .45); }
.dialog-actions { display: flex; gap: 8px; }
.spacer { flex: 1; }

.toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; z-index: 10; max-width: calc(100vw - 32px); }

@media (min-width: 720px) {
  .kpis { grid-template-columns: repeat(4, 1fr); }
  .cat-cards { grid-template-columns: 1fr 1fr; }
  .tabs { justify-content: center; }
}
@media (max-width: 420px) {
  .tabs button span { display: none; }
  .tabs button { font-size: 1.2rem; flex: 1; }
  .budget-row { grid-template-columns: 1fr 110px; }
}