:root {
  --navy: #1B2430;
  --navy-panel: #212C3A;
  --navy-panel-2: #263242;
  --line: rgba(241, 233, 216, 0.10);

  --kraft: #EFE6D3;
  --kraft-dark: #D6CAB0;
  --manila: #E4DCC3;
  --manila-dark: #CBC1A3;
  --sand: #D9CFB8;
  --sand-dark: #BFB294;
  --slate-paper: #CCD6D3;
  --slate-paper-dark: #AAB8B3;

  --ink: #1B2430;
  --cream: #F1E9D8;
  --muted: #92A0AC;

  --teal: #3E7C6B;
  --teal-dark: #2E5F52;
  --gold: #C99A3E;
  --gold-dark: #9C7629;
  --brick: #B84C36;
  --brick-dark: #8E3A29;
  --blue: #3E6EA0;
  --blue-dark: #2D5279;
  --gold-ring: #B8912E;

  --radius-card: 20px;
  --radius-sheet: 24px;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--navy);
  color: var(--cream);
  font-family: var(--font-body);
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
}

button, input, select {
  font-family: inherit;
  color: inherit;
}

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  font-size: 22px;
  line-height: 1;
  display: inline-block;
}

#app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  position: relative;
  padding-bottom: calc(78px + env(safe-area-inset-bottom));
}

/* ===== Ledger bar ===== */
.ledger-bar {
  padding: calc(18px + env(safe-area-inset-top)) 20px 16px;
  background: linear-gradient(180deg, var(--navy-panel), var(--navy));
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.ledger-top {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
}

.ledger-mes {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.01em;
  flex: 1;
  text-transform: capitalize;
}

.icon-btn {
  background: var(--navy-panel-2);
  border: 1px solid var(--line);
  color: var(--cream);
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ledger-stats {
  display: flex;
  gap: 18px;
  margin-bottom: 12px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex-shrink: 1;
}

.stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

.stat-livre { flex-shrink: 0; }
.stat-livre .stat-value { color: var(--teal); }
.stat-livre.negativo .stat-value { color: var(--brick); }

.ledger-bar-track {
  height: 6px;
  border-radius: 4px;
  background: var(--navy-panel-2);
  overflow: hidden;
}

.ledger-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--teal);
  border-radius: 4px;
  transition: width 0.4s ease, background 0.4s ease;
}

/* ===== Views ===== */
#main {
  flex: 1;
  padding: 18px 16px 24px;
}

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

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: 19px;
  margin: 0;
}

/* ===== Envelope card (signature element) ===== */
.envelopes-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.envelope-card {
  position: relative;
  width: 100%;
  max-width: 440px;
  padding-top: 100px;
  cursor: pointer;
  color: var(--ink);
  min-width: 0;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(0,0,0,0.28);
  transition: transform 0.15s ease;
}

.envelope-card:active { transform: scale(0.985); }

.envelope-flap {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 100px;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  z-index: 1;
}

.envelope-body {
  position: relative;
  z-index: 0;
  padding: 40px 22px 20px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.envelope-seal {
  position: absolute;
  z-index: 2;
  top: 69px;
  left: 50%;
  transform: translateX(-50%);
  width: 62px;
  height: 62px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: conic-gradient(var(--seal-color, var(--teal)) calc(var(--pct, 0) * 1%), rgba(27,36,48,0.16) 0);
  box-shadow: 0 0 0 4px rgba(241,233,216,0.9), 0 3px 8px rgba(0,0,0,0.3);
}

.envelope-seal::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: var(--navy);
}

.envelope-seal .material-symbols-outlined {
  position: relative;
  z-index: 1;
  color: var(--cream);
  font-size: 25px;
}

.envelope-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 2px;
}

.envelope-nome {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.envelope-gasto {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 30px;
  line-height: 1.1;
}

.envelope-de {
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(27,36,48,0.62);
  margin-top: -4px;
}

.envelope-progress-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}

.envelope-progress-track {
  position: relative;
  flex: 1;
  min-width: 0;
  height: 9px;
  border-radius: 8px;
  background: rgba(27,36,48,0.10);
}

.envelope-progress-fill {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  border-radius: 8px;
  transition: width 0.4s ease;
}

.tag-fill-ok { background: linear-gradient(90deg, var(--teal), var(--blue)); }
.tag-fill-atencao { background: linear-gradient(90deg, var(--gold), var(--brick)); }
.tag-fill-estourado { background: linear-gradient(90deg, var(--brick-dark), var(--brick)); }

.envelope-progress-thumb {
  position: absolute;
  top: 50%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--cream);
  border: 3px solid var(--teal);
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.envelope-progress-pct {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
  min-width: 34px;
  text-align: right;
}

.envelope-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid rgba(27,36,48,0.12);
}

.envelope-footer-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(27,36,48,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.envelope-footer-icon .material-symbols-outlined {
  font-size: 16px;
  color: var(--ink);
  opacity: 0.72;
}

.envelope-footer-text {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(27,36,48,0.72);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.envelope-badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-family: var(--font-mono);
  padding: 5px 11px;
  border-radius: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cream);
}

.envelope-badge .material-symbols-outlined { font-size: 14px; }

.tag-ok { background: var(--teal); }
.tag-atencao { background: var(--gold-dark); }
.tag-estourado { background: var(--brick); }

/* ===== Empty state ===== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  padding: 50px 20px;
  color: var(--muted);
}

.empty-icon {
  font-size: 40px !important;
  color: var(--muted);
}

/* ===== Envelope list (manage) ===== */
.envelope-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.envelope-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--navy-panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px 14px;
}

.envelope-list-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.envelope-list-icon .material-symbols-outlined { color: var(--ink); font-size: 20px; }

.envelope-list-info { flex: 1; min-width: 0; }
.envelope-list-info strong { display: block; font-family: var(--font-display); font-size: 14.5px; }
.envelope-list-info span { font-size: 12.5px; color: var(--muted); font-family: var(--font-mono); }

/* ===== Extrato ===== */
.extrato-filtros { margin-bottom: 14px; }

select {
  background: var(--navy-panel);
  border: 1px solid var(--line);
  color: var(--cream);
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 13.5px;
  width: 100%;
}

.extrato-lista {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.extrato-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--navy-panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 11px 13px;
}

.extrato-icon {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.extrato-icon .material-symbols-outlined { color: var(--ink); font-size: 18px; }

.extrato-info { flex: 1; min-width: 0; }
.extrato-info strong {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.extrato-info span { font-size: 11.5px; color: var(--muted); }

.extrato-valor {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13.5px;
  color: var(--brick);
  white-space: nowrap;
  flex-shrink: 0;
  text-align: right;
  min-width: 74px;
}

.extrato-delete {
  background: none;
  border: none;
  color: var(--muted);
  padding: 4px;
  display: flex;
  flex-shrink: 0;
}

/* ===== Ajustes ===== */
.ajuste-card {
  background: var(--navy-panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  margin-bottom: 12px;
}

.ajuste-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.ajuste-row-stack { flex-direction: column; align-items: stretch; }

.ajuste-row strong { font-size: 14px; }
.ajuste-desc { font-size: 12.5px; color: var(--muted); margin: 4px 0 0; line-height: 1.4; }

.ajuste-card select { width: auto; min-width: 90px; }

.ajuste-botoes { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }

.ajuste-card-perigo { border-color: rgba(184,76,54,0.35); }

.btn-perigo {
  background: rgba(184,76,54,0.14);
  color: var(--brick);
  border: 1px solid rgba(184,76,54,0.35);
  padding: 9px 14px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.sobre-app {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  padding: 20px 0 10px;
  line-height: 1.6;
}

.sobre-app a { color: var(--teal); text-decoration: none; }

/* ===== Buttons ===== */
.btn-primary {
  background: var(--teal);
  color: var(--cream);
  border: none;
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 14.5px;
  font-family: var(--font-display);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-full { width: 100%; }

.btn-secondary {
  background: var(--navy-panel-2);
  color: var(--cream);
  border: 1px solid var(--line);
  padding: 9px 14px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-azul {
  background: var(--blue);
  color: var(--cream);
  border: 1px solid var(--blue-dark);
  padding: 9px 14px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-texto-perigo {
  background: none;
  border: none;
  color: var(--brick);
  font-size: 13px;
  padding: 12px 0 4px;
  width: 100%;
  text-align: center;
}

/* ===== FAB ===== */
.fab-wrap {
  position: fixed;
  left: 0;
  right: 0;
  bottom: calc(92px + env(safe-area-inset-bottom));
  max-width: 480px;
  margin: 0 auto;
  height: 56px;
  pointer-events: none;
  z-index: 20;
}

.fab {
  position: absolute;
  right: 20px;
  bottom: 0;
  width: 56px;
  height: 56px;
  border-radius: 18px;
  background: var(--teal);
  color: var(--cream);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(62,124,107,0.4);
  pointer-events: auto;
}

.fab .material-symbols-outlined { font-size: 28px; }

/* ===== Bottom nav ===== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  max-width: 480px;
  margin: 0 auto;
  background: var(--navy-panel);
  border-top: 1px solid var(--line);
  padding: 8px 6px calc(8px + env(safe-area-inset-bottom));
  z-index: 20;
}

.nav-btn {
  flex: 1;
  background: none;
  border: none;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 0;
  font-size: 10.5px;
  font-weight: 600;
  border-radius: 12px;
}

.nav-btn.active { color: var(--teal); }

/* ===== Sheets (bottom modal) ===== */
.sheet-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 30;
}

.sheet-overlay.visible { opacity: 1; pointer-events: auto; }

.sheet {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  max-width: 480px;
  margin: 0 auto;
  background: var(--navy-panel);
  border-radius: 24px 24px 0 0;
  padding: 10px 20px calc(24px + env(safe-area-inset-bottom));
  transform: translateY(110%);
  transition: transform 0.3s cubic-bezier(.32,.72,0,1);
  z-index: 31;
  max-height: 86vh;
  overflow-y: auto;
}

.sheet.visible { transform: translateY(0); }

.sheet-handle {
  width: 36px;
  height: 4px;
  background: var(--line);
  border-radius: 4px;
  margin: 8px auto 14px;
}

.sheet-title {
  font-family: var(--font-display);
  font-size: 18px;
  margin: 0 0 16px;
}

.campo { margin-bottom: 16px; }
.campo label {
  display: block;
  font-size: 12.5px;
  color: var(--muted);
  margin-bottom: 6px;
  font-weight: 600;
}

.campo-linha { display: flex; gap: 10px; }
.campo-metade { flex: 1; margin-bottom: 0; }

input[type="text"], input[type="date"] {
  width: 100%;
  height: 48px;
  background: var(--navy-panel-2);
  border: 1px solid var(--line);
  color: var(--cream);
  padding: 0 13px;
  border-radius: 12px;
  font-size: 15px;
  box-sizing: border-box;
}

.input-valor-wrap {
  display: flex;
  align-items: center;
  height: 48px;
  background: var(--navy-panel-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0 13px;
  box-sizing: border-box;
}

.input-valor-wrap span { color: var(--muted); font-family: var(--font-mono); margin-right: 6px; }

.input-valor-wrap input {
  border: none;
  background: none;
  padding: 0;
  height: 100%;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  flex: 1;
}

.input-valor-wrap input:focus { outline: none; }
input:focus, select:focus { outline: 2px solid var(--teal); outline-offset: 1px; }

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 20px;
  background: var(--navy-panel-2);
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 600;
}

.chip .material-symbols-outlined { font-size: 16px; }

.chip.selected {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--cream);
}

.icon-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
}

.paper-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.icon-opt {
  aspect-ratio: 1;
  border-radius: 10px;
  background: var(--navy-panel-2);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-opt.selected { background: var(--teal); border-color: var(--teal); }
.icon-opt .material-symbols-outlined { color: var(--cream); font-size: 19px; }

.paper-opt {
  aspect-ratio: 1;
  border-radius: 12px;
  border: 2px solid transparent;
  box-shadow: inset 0 0 0 1px rgba(27,36,48,0.15);
}

.paper-opt.selected {
  border-color: var(--teal);
  box-shadow: 0 0 0 2px var(--navy-panel), 0 0 0 3px var(--teal);
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(90px + env(safe-area-inset-bottom));
  transform: translateX(-50%) translateY(20px);
  background: var(--cream);
  color: var(--ink);
  padding: 11px 18px;
  border-radius: 30px;
  font-size: 13.5px;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 50;
  max-width: 90%;
  text-align: center;
}

.toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ===== Accessibility ===== */
:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }

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