/* ============================================================
   RESET & BASE
============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:        #0f1117;
  --surface:   #1a1d27;
  --surface2:  #22263a;
  --border:    #2e3248;
  --text:      #e8eaf6;
  --text-muted:#8b90b0;
  --radius:    14px;
  --radius-sm: 8px;

  /* categorias */
  --green:     #22c55e;
  --green-dim: rgba(34,197,94,.12);
  --green-bdr: rgba(34,197,94,.30);

  --blue:      #60a5fa;
  --blue-dim:  rgba(96,165,250,.12);
  --blue-bdr:  rgba(96,165,250,.30);

  --purple:    #a78bfa;
  --purple-dim:rgba(167,139,250,.12);
  --purple-bdr:rgba(167,139,250,.30);

  --red:       #f87171;
  --orange:    #fb923c;
}

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

/* ============================================================
   LAYOUT
============================================================ */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(26,29,39,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo span {
  font-size: 2.5em;
}

.logo small {
  display: block;
  color: var(--text-muted);
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

section {
  margin-bottom: 36px;
}

.section-title {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.logo-img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  flex-shrink: 0;
}
/* ============================================================
   INCOME INPUT
============================================================ */
#income-section {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.income-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background: rgba(96,165,250,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

#income-display {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

#income-display .amount {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

#income-display .label {
  font-size: .65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
}

#income-form {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

#income-form label {
  font-size: .65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  display: block;
  margin-bottom: 4px;
}

#income-form input {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 1.1rem;
  font-weight: 600;
  outline: none;
  width: 200px;
}

#income-form input:focus {
  border-color: var(--blue);
}

/* ============================================================
   BUTTONS
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity .15s, transform .1s;
}

.btn:active {
  transform: scale(.97);
}

.btn-primary {
  background: var(--blue);
  color: #0f172a;
}

.btn-sm {
  padding: 6px 12px;
  font-size: .8rem;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding:10px;
  transition: all 0.5s ease;
}

.btn-ghost:hover {
  background: rgb(189, 74, 74);
  color: var(--text);
}

.btn-danger {
  background: rgba(248,113,113,.15);
  color: var(--red);
  border: 1px solid rgba(248,113,113,.3);
}

.btn-danger:hover {
  background: rgba(248,113,113,.25);
}

.btn-icon {
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  cursor: pointer;
  transition: background .15s;
  background: transparent;
  border: none;
  color: var(--text-muted);
}

.btn-icon:hover {
  background: var(--surface2);
  color: var(--text);
}

.btn-icon.danger:hover {
  color: var(--red);
}

/* ============================================================
   SUMMARY CARDS
============================================================ */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

@media (max-width: 640px) {
  .summary-grid {
    grid-template-columns: 1fr;
  }
}

.summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.summary-card .s-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.summary-card .s-label {
  font-size: .65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
}

.summary-card .s-value {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.2;
}

.summary-card .s-sub {
  font-size: .7rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ============================================================
   CATEGORY CARDS (50-30-20)
============================================================ */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

@media (max-width: 768px) {
  .cat-grid {
    grid-template-columns: 1fr;
  }
}

.cat-card {
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid;
  transition: box-shadow .2s;
}

.cat-card:hover {
  box-shadow: 0 4px 24px rgba(0,0,0,.3);
}

/* Obrigatórios — verde */
.cat-essentials {
  background: linear-gradient(135deg, rgba(34,197,94,.10), rgba(16,185,129,.06));
  border-color: var(--green-bdr);
}

.cat-essentials .cat-amount {
  color: var(--green);
}

.cat-essentials .cat-badge {
  background: var(--green-dim);
  color: var(--green);
}

.cat-essentials .bar-fill {
  background: var(--green);
}

.cat-essentials .bar-track {
  background: rgba(34,197,94,.15);
}

/* Investimentos — azul */
.cat-investments {
  background: linear-gradient(135deg, rgba(96,165,250,.10), rgba(99,102,241,.06));
  border-color: var(--blue-bdr);
}

.cat-investments .cat-amount {
  color: var(--blue);
}

.cat-investments .cat-badge {
  background: var(--blue-dim);
  color: var(--blue);
}

.cat-investments .bar-fill {
  background: var(--blue);
}

.cat-investments .bar-track {
  background: rgba(96,165,250,.15);
}

/* Lazer — roxo */
.cat-leisure {
  background: linear-gradient(135deg, rgba(167,139,250,.10), rgba(192,132,252,.06));
  border-color: var(--purple-bdr);
}

.cat-leisure .cat-amount {
  color: var(--purple);
}

.cat-leisure .cat-badge {
  background: var(--purple-dim);
  color: var(--purple);
}

.cat-leisure .bar-fill {
  background: var(--purple);
}

.cat-leisure .bar-track {
  background: rgba(167,139,250,.15);
}

.cat-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 14px;
}

.cat-emoji {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.cat-name {
  font-size: .9rem;
  font-weight: 700;
}

.cat-badge {
  display: inline-block;
  font-size: .65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  margin-top: 4px;
}

.cat-amount {
  font-size: 1.4rem;
  font-weight: 800;
  line-height: 1;
}

.cat-sub {
  font-size: .65rem;
  color: var(--text-muted);
  margin-top: 2px;
  text-align: right;
}

.cat-stats {
  display: flex;
  justify-content: space-between;
  font-size: .7rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.bar-track {
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width .5s ease;
}

.cat-footer {
  font-size: .65rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ============================================================
   ENVELOPE SECTION HEADER
============================================================ */
.env-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

/* ============================================================
   ENVELOPE GROUPS
============================================================ */
.env-group {
  margin-bottom: 28px;
}

.env-group-title {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.env-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (max-width: 900px) {
  .env-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .env-grid {
    grid-template-columns: 1fr;
  }
}

/* Envelope cards com cor por categoria */
.env-card {
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid;
  transition: box-shadow .2s, transform .15s;
}

.env-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,.3);
  transform: translateY(-1px);
}

.env-essentials {
  background: linear-gradient(135deg, rgba(34,197,94,.08), rgba(16,185,129,.04));
  border-color: var(--green-bdr);
}

.env-essentials .env-cat-tag {
  background: var(--green-dim);
  color: var(--green);
}

.env-essentials .env-bar-fill {
  background: var(--green);
}

.env-essentials .env-bar-track {
  background: rgba(34,197,94,.15);
}

.env-essentials .env-remaining {
  color: var(--green);
}

.env-investments {
  background: linear-gradient(135deg, rgba(96,165,250,.08), rgba(99,102,241,.04));
  border-color: var(--blue-bdr);
}

.env-investments .env-cat-tag {
  background: var(--blue-dim);
  color: var(--blue);
}

.env-investments .env-bar-fill {
  background: var(--blue);
}

.env-investments .env-bar-track {
  background: rgba(96,165,250,.15);
}

.env-investments .env-remaining {
  color: var(--blue);
}

.env-leisure {
  background: linear-gradient(135deg, rgba(167,139,250,.08), rgba(192,132,252,.04));
  border-color: var(--purple-bdr);
}

.env-leisure .env-cat-tag {
  background: var(--purple-dim);
  color: var(--purple);
}

.env-leisure .env-bar-fill {
  background: var(--purple);
}

.env-leisure .env-bar-track {
  background: rgba(167,139,250,.15);
}

.env-leisure .env-remaining {
  color: var(--purple);
}

.env-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.env-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.env-emoji {
  font-size: 1.1rem;
}

.env-name {
  font-size: .9rem;
  font-weight: 700;
}

.env-cat-tag {
  font-size: .6rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  margin-top: 3px;
  display: inline-block;
}

.env-actions {
  display: flex;
  gap: 4px;
}

.env-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  text-align: center;
  margin-bottom: 12px;
  gap: 4px;
}

.env-stat-label {
  font-size: .62rem;
  color: var(--text-muted);
}

.env-stat-val {
  font-size: .85rem;
  font-weight: 700;
  margin-top: 2px;
}

.env-stat-val.spent {
  color: var(--red);
}

.env-stat-val.depleted {
  color: var(--red);
}

.env-bar-track {
  height: 7px;
  border-radius: 999px;
  overflow: hidden;
}

.env-bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width .4s ease;
}

.env-bar-fill.warn {
  background: var(--orange) !important;
}

.env-bar-fill.danger {
  background: var(--red) !important;
}

.env-pct {
  font-size: .62rem;
  color: var(--text-muted);
  text-align: right;
  margin-top: 4px;
}

/* Expense history */
.env-history-toggle {
  font-size: .72rem;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  background: none;
  border: none;
  padding: 0;
}

.env-history-toggle:hover {
  color: var(--text);
}

.env-history {
  margin-top: 8px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}

.env-history.open {
  max-height: 200px;
  overflow-y: auto;
}

.exp-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .72rem;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.04);
  margin-bottom: 4px;
}

.exp-row .exp-desc {
  font-weight: 600;
}

.exp-row .exp-date {
  color: var(--text-muted);
  font-size: .65rem;
}

.exp-row .exp-amount {
  color: var(--red);
  font-weight: 700;
  flex-shrink: 0;
  margin-left: 8px;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.empty-state p {
  font-size: .9rem;
}

/* ============================================================
   MODAL / DIALOG
============================================================ */
.overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.overlay.open {
  display: flex;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  width: 100%;
  max-width: 440px;
  animation: pop .2s ease;
}

@keyframes pop {
  from {
    transform: scale(.93);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.modal h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: .72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 6px;
  font-weight: 600;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: .95rem;
  outline: none;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--blue);
}

.form-group select option {
  background: var(--surface2);
}

.form-group .hint {
  font-size: .7rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.modal-error {
  background: rgba(248,113,113,.12);
  border: 1px solid rgba(248,113,113,.3);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: .82rem;
  color: var(--red);
  margin-bottom: 14px;
  display: none;
}

.modal-error.show {
  display: block;
}

.modal-footer {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
}

/* Alert dialog */
.alert-modal {
  max-width: 380px;
}

.alert-modal p {
  font-size: .88rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

/* ============================================================
   RESET BUTTON
============================================================ */
#btn-reset {
  display: none;
}

/* ============================================================
   SCROLLBAR
============================================================ */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

footer {
  text-align: center;
  padding: 30px 20px;
  margin-top: 50px;
  border-top: 1px solid var(--border, #e2e8f0); /* Linha sutil separando o rodapé */
  color: var(--text-muted, #888888);
  font-size: 0.85rem;
  letter-spacing: 0.5px;
}

footer p {
  margin: 0;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

footer p:hover {
  opacity: 1; /* Dá um leve destaque ao passar o mouse */
}
@media (max-width:768px){
  .logo span{
    font-size: 1.3em;
  }
  h1{
    font-size: 1.5em;
  }
}

/* Melhorias: seletor mensal e ações individuais */
.month-toolbar {
  display:flex; align-items:flex-end; justify-content:space-between; gap:16px;
  padding:16px 18px; margin:0 0 22px; background:var(--surface);
  border:1px solid var(--border); border-radius:var(--radius);
}
.month-toolbar label { display:block; color:var(--text-muted); font-size:.78rem; margin-bottom:6px; }
.month-toolbar select {
  min-width:210px; padding:10px 12px; border-radius:8px;
  border:1px solid var(--border); background:var(--surface2); color:var(--text);
}
.month-actions { display:flex; align-items:center; flex-wrap:wrap; gap:10px; }
.month-status { font-size:.82rem; color:var(--green); }
.month-status.closed { color:var(--orange); }
.exp-actions { display:flex; align-items:center; gap:6px; }
.exp-row { gap:10px; }
@media (max-width:600px) {
  .month-toolbar { align-items:stretch; flex-direction:column; }
  .month-toolbar select { width:100%; }
  .month-actions { justify-content:space-between; }
}