/* Layout: cabeçalho com mês, barra de páginas (topo ou rodapé) e páginas em grade de painéis */
:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --text: #1c2430;
  --muted: #6b7684;
  --border: #dde2e8;
  --accent-default: #2f6fde;
  --accent: var(--accent-default);
  --on-accent: #ffffff;
  --pos: #1a8a4a;
  --neg: #c73a3a;
  --warn: #c98a12;
  --bar: #e8ecf1;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --grid: #e8ecf1;
  --overlay: rgba(15, 20, 28, .45);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12161c;
    --surface: #1b2129;
    --text: #e6eaef;
    --muted: #97a1ad;
    --border: #2c343f;
    --accent-default: #6b9cf0;
    --on-accent: #111111;
    --pos: #4cc27f;
    --neg: #ef6f6f;
    --warn: #e5b04a;
    --bar: #28303a;
    --series-1: #3987e5;
    --series-2: #d95926;
    --grid: #28303a;
    --overlay: rgba(0, 0, 0, .6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #12161c;
  --surface: #1b2129;
  --text: #e6eaef;
  --muted: #97a1ad;
  --border: #2c343f;
  --accent-default: #6b9cf0;
  --on-accent: #111111;
  --pos: #4cc27f;
  --neg: #ef6f6f;
  --warn: #e5b04a;
  --bar: #28303a;
  --series-1: #3987e5;
  --series-2: #d95926;
  --grid: #28303a;
  --overlay: rgba(0, 0, 0, .6);
  color-scheme: dark;
}
:root[data-theme="light"] { color-scheme: light; }

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.4;
}
h1 { font-size: 1.2rem; margin: 0; }
h3 { font-size: 1rem; margin: 0 0 12px; }
.pos { color: var(--pos); }
.neg { color: var(--neg); }
.hint { color: var(--muted); font-size: .85rem; margin: 0 0 8px; }

input, select, button {
  font: inherit; color: inherit; background: var(--surface);
  border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px;
}
button { cursor: pointer; }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
button.danger { color: var(--neg); }
button.danger:hover { border-color: var(--neg); }
button:focus-visible, input:focus-visible, select:focus-visible, a:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}

/* Cabeçalho e navegação */
.topbar {
  display: flex; flex-wrap: wrap; gap: 12px;
  justify-content: space-between; align-items: center;
  padding: 12px 16px; background: var(--surface);
}
.month-nav { display: flex; gap: 6px; align-items: center; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand img { width: 40px; height: 40px; border-radius: 10px; flex: none; }
.brand h1 { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.tabbar {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5;
  display: flex; justify-content: center; gap: 4px; overflow-x: auto;
  padding: 0 16px; background: var(--surface);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.tabbar a {
  display: flex; align-items: center; gap: 8px; padding: 12px 14px;
  color: var(--muted); text-decoration: none; font-weight: 500; white-space: nowrap;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tabbar a:hover { color: var(--text); }
.tabbar a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }
.tabbar svg {
  width: 20px; height: 20px; flex: none;
  fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}
.topbar { border-bottom: 1px solid var(--border); }
body:not(.nav-bottom) .topbar { border-bottom: 0; }

body.nav-bottom .tabbar {
  position: fixed; top: auto; bottom: 0; left: 0; right: 0;
  justify-content: space-around; padding: 0 8px env(safe-area-inset-bottom, 0px);
  border-bottom: 0;
}
.tabbar svg .fill { fill: currentColor; stroke: none; }
body.nav-bottom .tabbar a {
  flex: 1; max-width: 140px; flex-direction: column; gap: 4px; padding: 8px 4px 10px;
  font-size: .75rem; border-bottom: 0; margin-bottom: 0;
}
/* Ícone da aba ativa dentro de uma "pílula", como em apps de celular */
body.nav-bottom .tabbar svg {
  width: 24px; height: 24px; padding: 4px 18px; box-sizing: content-box; border-radius: 16px;
}
body.nav-bottom .tabbar a[aria-current="page"] { font-weight: 700; }
body.nav-bottom .tabbar a[aria-current="page"] svg { background: color-mix(in srgb, var(--accent) 20%, transparent); }
@media (prefers-reduced-motion: no-preference) {
  body.nav-bottom .tabbar svg { transition: background-color .2s ease; }
}
body.nav-bottom main { padding-bottom: calc(96px + env(safe-area-inset-bottom, 0px)); }

/* Páginas */
main { max-width: 1100px; margin: 0 auto; padding: 16px; }
.page { display: grid; gap: 16px; }
.page-title { font-size: 1.15rem; margin: 4px 0 0; text-wrap: balance; }
.month-label::first-letter { text-transform: uppercase; }

.cards { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr)); }
.card, .panel { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px; min-width: 0; }
.card > span { display: block; color: var(--muted); font-size: .85rem; }
.card strong { font-size: 1.35rem; font-variant-numeric: tabular-nums; }
.card .delta { display: block; margin-top: 4px; font-size: .8rem; color: var(--muted); min-height: 1.2em; }
.delta .pos, .delta .neg, .trend-delta.pos, .trend-delta.neg { font-weight: 600; }

.grid-2 { display: grid; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; }
.grid-2 .wide { grid-column: 1 / -1; }
.split { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); align-items: start; }
.col { display: grid; gap: 16px; min-width: 0; }

/* Formulários */
form { display: grid; gap: 10px; }
form label { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); min-width: 0; }
form label input, form label select { color: var(--text); width: 100%; }
.row2 { display: grid; gap: 10px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-actions { display: flex; gap: 8px; }

/* Listas */
.list-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; align-items: center; margin-bottom: 8px; }
.list-head h3 { margin: 0; }
.list-head h3 strong { margin-left: 6px; font-variant-numeric: tabular-nums; }
.list-head input { width: 180px; max-width: 100%; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; min-width: 0; }
.filters select { max-width: 100%; }

.tx-list { list-style: none; margin: 0; padding: 0; }
.tx-list li {
  display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 8px; align-items: center;
  padding: 10px 0; border-bottom: 1px solid var(--border);
}
.tx-list li:last-child { border-bottom: 0; }
.tx-list li.readonly { grid-template-columns: minmax(0, 1fr) auto; }
.tx-info { min-width: 0; }
.tx-info strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tx-info small { color: var(--muted); }
.tx-amount { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
.tx-actions { display: flex; gap: 4px; }
.tx-actions button, .simple-list button { padding: 4px 8px; font-size: .8rem; }

.simple-list { list-style: none; margin: 0; padding: 0; }
.simple-list li { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: .9rem; }
.simple-list li:last-child { border-bottom: 0; }
.simple-list small { display: block; color: var(--muted); }

/* Barras de progresso */
.bar-row { margin-bottom: 10px; }
.bar-label { display: flex; justify-content: space-between; font-size: .85rem; margin-bottom: 4px; gap: 8px; }
.bar-label span:last-child { font-variant-numeric: tabular-nums; color: var(--muted); }
.bar { height: 8px; background: var(--bar); border-radius: 4px; overflow: hidden; }
.bar > div { height: 100%; background: var(--accent); border-radius: 4px; }
.bar > div.warn { background: var(--warn); }
.bar > div.over { background: var(--neg); }
.budget-row { display: grid; grid-template-columns: minmax(0, 1fr) 120px; gap: 8px; align-items: center; margin-bottom: 6px; font-size: .9rem; }
.budget-row input { width: 100%; }

/* Gráfico de evolução */
.legend { display: flex; gap: 16px; font-size: .85rem; color: var(--muted); margin-bottom: 8px; }
.legend span { display: flex; align-items: center; gap: 6px; }
.swatch { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.swatch.s1, .chart .s1 { background: var(--series-1); fill: var(--series-1); }
.swatch.s2, .chart .s2 { background: var(--series-2); fill: var(--series-2); }
.chart { position: relative; }
.chart svg { display: block; overflow: visible; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .baseline { stroke: var(--border); stroke-width: 1; }
.chart text { fill: var(--muted); font-size: 11px; font-family: inherit; }
.chart .hit { fill: transparent; }
.chart .hit:hover, .chart .hit.active { fill: var(--text); fill-opacity: .05; }
.chart svg.lines .hit:hover, .chart svg.lines .hit.active { fill: transparent; }
.chart .crosshair { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 3 3; visibility: hidden; }
.chart .crosshair.on { visibility: visible; }
.chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .line.s1 { stroke: var(--series-1); fill: none; }
.chart .line.s2 { stroke: var(--series-2); fill: none; }
.chart .line.prev { stroke: var(--muted); stroke-dasharray: 5 4; }
.chart .area { fill: var(--series-1); fill-opacity: .12; }
.chart .dot { stroke: var(--surface); stroke-width: 2; }
.chart .dot.s1 { fill: var(--series-1); }
.chart .dot.s2 { fill: var(--series-2); }
.line-key { width: 16px; height: 0; border-top: 2px solid var(--series-2); display: inline-block; }
.line-key.prev { border-top: 2px dashed var(--muted); }

.panel-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 8px; }
.panel-head h3 { margin: 0; }
.segmented.small span { padding: 4px 10px; font-size: .8rem; }

/* Tendência por categoria */
.trends { list-style: none; margin: 0; padding: 0; }
.trends li {
  display: grid; grid-template-columns: minmax(0, 1fr) 96px 100px 64px; gap: 10px; align-items: center;
  padding: 7px 0; border-bottom: 1px solid var(--border); font-size: .9rem;
}
.trends li:last-child { border-bottom: 0; }
.trends .trend-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.trends svg { width: 100%; height: 28px; display: block; overflow: visible; }
.trends .spark { fill: none; stroke: var(--series-2); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.trends .spark-dot { fill: var(--series-2); }
.trends .trend-value { text-align: right; font-variant-numeric: tabular-nums; }
.trends .trend-delta { text-align: right; font-size: .8rem; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.tooltip {
  position: absolute; pointer-events: none; z-index: 2;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 10px; font-size: .8rem; box-shadow: 0 4px 12px var(--overlay);
  white-space: nowrap; font-variant-numeric: tabular-nums;
}
.tooltip b { display: block; margin-bottom: 4px; }
.tooltip div { display: flex; align-items: center; gap: 6px; }
.chart-table { margin-top: 8px; font-size: .85rem; }
.chart-table summary { cursor: pointer; color: var(--muted); }
.table-scroll { overflow-x: auto; }
.chart-table table { width: 100%; border-collapse: collapse; margin-top: 8px; font-variant-numeric: tabular-nums; }
.chart-table th, .chart-table td { text-align: right; padding: 4px 8px; border-bottom: 1px solid var(--border); }
.chart-table th:first-child, .chart-table td:first-child { text-align: left; }

/* Mapa de gastos (calendário) */
.heatmap { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; max-width: 420px; }
.heatmap .wd { text-align: center; font-size: .75rem; color: var(--muted); }
.heatmap .day {
  aspect-ratio: 1; width: 100%; padding: 0; border: 0; border-radius: 6px;
  font-size: .75rem; font-variant-numeric: tabular-nums; color: var(--text); background: var(--bar);
}
.l0 { background: var(--bar); }
.l1 { background: color-mix(in srgb, var(--series-2) 25%, var(--surface)); }
.l2 { background: color-mix(in srgb, var(--series-2) 50%, var(--surface)); }
.l3 { background: color-mix(in srgb, var(--series-2) 75%, var(--surface)); }
.l4 { background: var(--series-2); }
.heatmap .day.l1 { background: color-mix(in srgb, var(--series-2) 25%, var(--surface)); }
.heatmap .day.l2 { background: color-mix(in srgb, var(--series-2) 50%, var(--surface)); }
.heatmap .day.l3 { background: color-mix(in srgb, var(--series-2) 75%, var(--surface)); }
.heatmap .day.l4 { background: var(--series-2); color: #fff; font-weight: 600; }
.heatmap .day.today { box-shadow: inset 0 0 0 2px var(--text); }
.heatmap .day:hover { outline: 2px solid var(--accent); outline-offset: 1px; }
.heat-foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; align-items: center; margin-top: 10px; max-width: 420px; }
.heat-foot .hint { margin: 0; }
.heat-legend { display: flex; align-items: center; gap: 3px; font-size: .75rem; color: var(--muted); }
.heat-legend i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }

/* Personalizar */
.settings { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); align-items: start; }
.settings-panel { display: grid; gap: 20px; }
.settings-panel h3 { margin: 0; }
.setting { border: 0; margin: 0; padding: 0; display: grid; gap: 8px; min-width: 0; }
.setting legend, .setting > label { font-size: .85rem; color: var(--muted); padding: 0; margin-bottom: 8px; }
.setting > label { margin-bottom: 0; }
.segmented { display: inline-flex; flex-wrap: wrap; gap: 3px; padding: 3px; border: 1px solid var(--border); border-radius: 8px; justify-self: start; }
.segmented label, .swatch-opt { position: relative; }
.segmented input, .swatch-opt input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.segmented span { display: block; padding: 6px 12px; border-radius: 6px; cursor: pointer; font-size: .9rem; }
.segmented span:hover { background: var(--bar); }
.segmented input:checked + span { background: var(--accent); color: var(--on-accent); }
.segmented input:focus-visible + span, .swatch-opt input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.swatches { display: flex; flex-wrap: wrap; gap: 12px; }
.swatch-opt { display: grid; justify-items: center; gap: 4px; cursor: pointer; font-size: .75rem; color: var(--muted); }
.swatch-opt span { width: 32px; height: 32px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 2px var(--surface), 0 0 0 3px var(--border); }
.swatch-opt input:checked + span { box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px var(--text); }
.custom-color { display: flex; align-items: center; gap: 8px; font-size: .85rem; color: var(--muted); }
.custom-color input { width: 44px; height: 32px; padding: 2px; }
.tools { display: flex; flex-wrap: wrap; gap: 8px; }
.file-btn { border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px; cursor: pointer; }
.file-btn:hover { border-color: var(--accent); }

/* Cartões */
.card-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); align-items: start; }
.cc { display: grid; gap: 14px; }
.cc-face {
  --on: #ffffff;
  display: flex; flex-direction: column; justify-content: space-between; gap: 12px;
  width: 100%; max-width: 360px; aspect-ratio: 1.7; padding: 16px; border-radius: 12px;
  color: var(--on); background: linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 65%, #000));
  box-shadow: 0 6px 16px color-mix(in srgb, var(--c) 30%, transparent);
}
.cc-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.cc-top strong { font-size: 1.1rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cc-chip { width: 34px; height: 26px; border-radius: 5px; flex: none; background: linear-gradient(135deg, #f1dd96, #b8983f); }
.cc-face small { display: block; opacity: .85; font-size: .8rem; }
.cc-total { display: block; font-size: 1.5rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.cc-stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.cc-stats span { display: block; font-size: .8rem; color: var(--muted); }
.cc-stats strong { font-variant-numeric: tabular-nums; }
.cc h4 { margin: 0 0 4px; font-size: .9rem; }
.cc details summary { cursor: pointer; color: var(--muted); font-size: .85rem; }
.card-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--c); margin-right: 4px; vertical-align: 1px; }
.pay { white-space: nowrap; }
.cc-face .cc-due { display: block; margin-top: 2px; }
.status { font-weight: 600; }
.status.pos { color: var(--pos); }
.status.warn { color: var(--warn); }
.status.neg { color: var(--neg); }
.invoice-row strong { font-variant-numeric: tabular-nums; }
.invoice-row button { flex: none; }

/* Login */
body.locked > header, body.locked > nav, body.locked > main { display: none !important; }
.auth { min-height: 100vh; min-height: 100dvh; display: grid; place-items: center; padding: 24px 16px; background: var(--bg); }
.auth-box {
  width: min(380px, 100%); display: grid; gap: 20px; padding: 28px 24px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px;
}
.auth-brand { display: grid; justify-items: center; gap: 8px; text-align: center; }
.auth-brand img { width: 72px; height: 72px; border-radius: 18px; }
.auth-brand h1 { font-size: 1.6rem; letter-spacing: .06em; }
.auth-brand .hint, .auth-loading { margin: 0; text-align: center; }
#auth-panel { display: grid; gap: 12px; }
#auth-submit { width: 100%; padding-block: 10px; }
.auth-message { margin: 0; font-size: .85rem; color: var(--neg); }
.auth-message.ok { color: var(--pos); }
.auth-links { display: grid; justify-items: center; gap: 2px; }
button.link { background: none; border: 0; color: var(--accent); padding: 6px; font-size: .9rem; }
button.link:hover { text-decoration: underline; }
.account-line { margin: 0; overflow-wrap: anywhere; }
textarea {
  font: inherit; color: var(--text); background: var(--surface); width: 100%; resize: vertical;
  border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px;
}
textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.banks-form textarea { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85rem; }
.settings-panel h4 { margin: 0 0 4px; font-size: .95rem; }
.pg-account select { max-width: 50%; }
.pg-status-error { color: var(--neg); }
.auth-lock { display: grid; gap: 12px; text-align: center; }
.auth-lock .hint { margin: 0; overflow-wrap: anywhere; }
#lock-unlock { display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; padding-block: 12px; }
#lock-unlock svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Chave liga/desliga */
.setting > .switch-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; cursor: pointer; color: var(--text); font-size: .95rem; }
.switch-row small { display: block; margin: 2px 0 0; }
.switch {
  appearance: none; -webkit-appearance: none; flex: none; position: relative; cursor: pointer;
  width: 48px; height: 28px; padding: 0; border-radius: 14px; background: var(--bar); border: 1px solid var(--border);
}
.switch::after {
  content: ''; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--surface); box-shadow: 0 1px 3px var(--overlay);
}
.switch:checked { background: var(--accent); border-color: var(--accent); }
.switch:checked::after { transform: translateX(20px); }
.switch:disabled { opacity: .5; cursor: not-allowed; }
@media (prefers-reduced-motion: no-preference) {
  .switch, .switch::after { transition: background-color .2s ease, transform .2s ease; }
}

/* Diálogo */
.modal { position: fixed; inset: 0; z-index: 10; display: grid; place-items: center; padding: 16px; background: var(--overlay); }
.modal-box {
  background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 10px;
  padding: 20px; width: min(420px, 100%); display: grid; gap: 16px;
}
.modal-box p { margin: 0; }
.modal-box textarea {
  width: 100%; min-height: 140px; resize: vertical; padding: 8px 10px;
  font: .8rem ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
}
.modal-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }

@media (max-width: 760px) {
  .grid-2, .split { grid-template-columns: minmax(0, 1fr); }
  /* No celular, com cartões já cadastrados, eles vêm antes do formulário */
  .cards-split:has(.cc) > .col:last-child { order: -1; }
}
@media (max-width: 480px) {
  .tx-list li { grid-template-columns: minmax(0, 1fr) auto; }
  .tx-actions { grid-column: 1 / -1; justify-content: flex-end; }
  .card { padding: 12px; }
  .card strong { font-size: clamp(1rem, 4.5vw, 1.35rem); }
  .trends li { grid-template-columns: minmax(0, 1fr) 64px auto auto; gap: 8px; font-size: .85rem; }
  .tabbar { justify-content: space-between; padding: 0 4px; gap: 0; }
  .tabbar a { padding: 12px 8px; gap: 6px; font-size: .85rem; }
  body:not(.nav-bottom) .tabbar svg { display: none; }
  body.nav-bottom .tabbar a { font-size: .68rem; padding-inline: 2px; }
  body.nav-bottom .tabbar svg { padding: 4px 12px; }
}
@media (prefers-reduced-motion: no-preference) {
  .bar > div { transition: width .3s ease; }
}

/* ============================================================
   Liquid Glass: painéis e barras translúcidos, com desfoque e
   brilho na borda, flutuando sobre um fundo colorido suave.
   ============================================================ */
:root {
  --bg: #f3effa;
  --border: rgba(28, 36, 48, .1);
  --bar: rgba(28, 36, 48, .08);
  --grid: rgba(28, 36, 48, .08);
  --glass: rgba(255, 255, 255, .6);
  --glass-strong: rgba(255, 255, 255, .72);
  --glass-line: rgba(255, 255, 255, .65);
  --glass-shine: rgba(255, 255, 255, .95);
  --glass-shadow: 0 8px 30px rgba(31, 45, 70, .12);
  --field: rgba(255, 255, 255, .55);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #150a2e;
    --border: rgba(255, 255, 255, .1);
    --bar: rgba(255, 255, 255, .08);
    --grid: rgba(255, 255, 255, .07);
    --glass: rgba(12, 10, 22, .55);
    --glass-strong: rgba(14, 12, 24, .8);
    --glass-line: rgba(255, 255, 255, .12);
    --glass-shine: rgba(255, 255, 255, .22);
    --glass-shadow: 0 8px 30px rgba(0, 0, 0, .45);
    --field: rgba(255, 255, 255, .06);
  }
}
:root[data-theme="dark"] {
  --bg: #150a2e;
  --border: rgba(255, 255, 255, .1);
  --bar: rgba(255, 255, 255, .08);
  --grid: rgba(255, 255, 255, .07);
  --glass: rgba(12, 10, 22, .55);
  --glass-strong: rgba(14, 12, 24, .8);
  --glass-line: rgba(255, 255, 255, .12);
  --glass-shine: rgba(255, 255, 255, .22);
  --glass-shadow: 0 8px 30px rgba(0, 0, 0, .45);
  --field: rgba(255, 255, 255, .06);
}

/* Fundo: faixa violeta em diagonal com brilho rosa no centro, sobre índigo profundo (tons suaves) */
body::before {
  content: ''; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(16% 20% at 58% 56%, rgba(255, 30, 140, .5), transparent 70%),
    radial-gradient(30% 28% at 55% 58%, rgba(200, 50, 160, .28), transparent 72%),
    linear-gradient(35deg, transparent 28%, rgba(100, 70, 170, .58) 44%, rgba(100, 70, 170, .5) 60%, transparent 78%),
    radial-gradient(45% 35% at 75% 85%, rgba(96, 66, 160, .3), transparent 70%),
    var(--bg);
}
/* Fundo escolhido em Personalizar → Fundo (cor sólida ou gradiente) */
:root[data-bg="custom"] body::before { background: var(--bg-image); }
body::after {
  content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .22; mix-blend-mode: overlay;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.auth { background: transparent; }

/* Superfícies de vidro */
.card, .panel, .auth-box, .modal-box, .tooltip, .tabbar {
  background: var(--glass);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--glass-line);
  box-shadow: inset 0 1px 0 var(--glass-shine), var(--glass-shadow);
}
.card, .panel { border-radius: 22px; }
.auth-box, .modal-box { border-radius: 28px; background: var(--glass-strong); }
.tooltip { border-radius: 14px; background: var(--glass-strong); }
.modal { -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }

/* Cabeçalho direto sobre o fundo */
.topbar { background: transparent; border: 0; }
.brand img { border-radius: 12px; box-shadow: 0 4px 14px rgba(0, 0, 0, .15); }

/* Barra de páginas no topo: cápsula flutuante */
body:not(.nav-bottom) .tabbar {
  top: calc(env(safe-area-inset-top, 0px) + 8px);
  width: fit-content; max-width: calc(100% - 24px); margin: 0 auto;
  padding: 4px; gap: 2px; border-radius: 999px;
}
body:not(.nav-bottom) .tabbar a { padding: 8px 14px; border-radius: 999px; border-bottom: 0; margin: 0; }
body:not(.nav-bottom) .tabbar a[aria-current="page"] { background: var(--accent); color: var(--on-accent); }

/* Barra de páginas embaixo: cápsula flutuante, como a do iPhone */
body.nav-bottom .tabbar {
  left: 12px; right: 12px; bottom: calc(env(safe-area-inset-bottom, 0px) + 10px);
  max-width: 560px; margin: 0 auto; padding: 5px; gap: 2px; border-radius: 999px;
}
body.nav-bottom .tabbar a { padding: 6px 2px 5px; border-radius: 999px; }
body.nav-bottom .tabbar svg { padding: 0; }
body.nav-bottom .tabbar a[aria-current="page"] svg { background: none; }
body.nav-bottom .tabbar a[aria-current="page"] { background: var(--accent); color: var(--on-accent); }
body.nav-bottom main { padding-bottom: calc(110px + env(safe-area-inset-bottom, 0px)); }
@media (prefers-reduced-motion: no-preference) {
  .tabbar a { transition: background-color .25s ease, color .25s ease; }
}

/* Campos e botões */
input, select, textarea, button, .file-btn { background: var(--field); border-color: var(--border); border-radius: 12px; }
button, .file-btn { border-radius: 999px; padding-inline: 14px; }
/* A lista aberta do seletor não aceita fundo translúcido (no Windows fica branca); usa o fundo sólido do tema */
select, select option { background-color: var(--surface); color: var(--text); }
button.primary { box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 4px 14px color-mix(in srgb, var(--accent) 35%, transparent); }
.modal-box textarea { background: var(--field); border-radius: 12px; }
.segmented { border-radius: 20px; background: var(--field); }
.segmented span { border-radius: 999px; }
.bar { border-radius: 999px; }
.bar > div { border-radius: 999px; }

/* Lista suspensa de vidro nos navegadores que permitem estilizar o seletor (Chrome e Edge no PC) */
@supports (appearance: base-select) {
  select, ::picker(select) { appearance: base-select; }
  select { background: var(--field); display: inline-flex; align-items: center; justify-content: space-between; }
  ::picker(select) {
    color: var(--text); background: var(--glass-strong); padding: 6px; margin-block: 6px;
    -webkit-backdrop-filter: blur(24px) saturate(180%); backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--glass-line); border-radius: 16px;
    box-shadow: inset 0 1px 0 var(--glass-shine), var(--glass-shadow);
  }
  select option { background: transparent; border-radius: 10px; padding: 8px 10px; }
  select option:hover, select option:focus-visible { background: color-mix(in srgb, var(--accent) 18%, transparent); outline: 0; }
  select option:checked { font-weight: 600; }
  select option::checkmark { color: var(--accent); }
}

/* Cartões com reflexo de vidro */
.cc-face {
  border-radius: 20px;
  background:
    linear-gradient(125deg, rgba(255, 255, 255, .3), transparent 42%),
    linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 65%, #000));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .45), inset 0 0 0 1px rgba(255, 255, 255, .12),
    0 10px 26px color-mix(in srgb, var(--c) 35%, transparent);
}

/* Quem pede menos transparência no sistema recebe superfícies sólidas */
@media (prefers-reduced-transparency: reduce) {
  body::before, body::after { display: none; }
  .card, .panel, .auth-box, .modal-box, .tooltip, .tabbar {
    background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none;
  }
}