/* Feedback tátil discreto em cards clicáveis */
.event-card,
.member-card,
.expense-item,
.history-item,
.icon-btn {
  transition: transform 0.15s ease;
}
.event-card:active,
.expense-item:active,
.icon-btn:active {
  transform: scale(0.97);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  border: none;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.btn:active {
  transform: scale(0.97);
}
.btn-block {
  width: 100%;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-text);
}
.btn-secondary {
  background: var(--color-surface-alt);
  color: var(--color-text);
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
}
.btn:disabled {
  opacity: 0.6;
  cursor: default;
  transform: none;
}

.page-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

/* Forms */
.form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 20px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: var(--color-text-muted);
}
.field input,
.field select,
.field textarea {
  font-size: 16px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-family: inherit;
  width: 100%;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}
.field-optional {
  border: none;
}
.field-optional summary {
  cursor: pointer;
  font-size: 14px;
  color: var(--color-primary);
  padding: 8px 0;
  list-style: none;
}
.field-optional summary::-webkit-details-marker {
  display: none;
}
.field-optional[open] summary {
  margin-bottom: 4px;
}
.field-optional .field {
  margin-top: 12px;
}
.form-error {
  color: var(--color-negative);
  font-size: 14px;
}

/* Checkbox list (dividir entre) */
.checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-size: 16px;
  color: var(--color-text);
}
.checkbox-item input {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
}

/* Header */
.page-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 4px;
}
.page-header h1 {
  font-size: 22px;
}
.back-link {
  font-size: 22px;
  line-height: 1;
}

/* Onboarding */
.onboarding {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
  max-width: 480px;
  margin: 0 auto;
}
.onboarding-hero {
  text-align: center;
  margin-bottom: 40px;
}
.onboarding-emoji {
  font-size: 56px;
  margin-bottom: 12px;
}
.onboarding-hero h1 {
  font-size: 34px;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.onboarding-tagline {
  color: var(--color-text-muted);
  font-size: 17px;
}
.onboarding-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Event list (home) */
.event-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}
.event-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
.event-card-emoji {
  font-size: 28px;
}
.event-card-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.event-card-info small {
  color: var(--color-text-muted);
}

/* Invite code */
.invite-code-box {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 20px 0;
}
.invite-code-label {
  font-size: 13px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.invite-code-value {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  word-break: break-all;
}

.created-hero {
  text-align: center;
  margin-top: 12px;
}
.created-emoji {
  font-size: 48px;
}
.created-hero p {
  color: var(--color-text-muted);
  margin-top: 8px;
}

/* Dashboard */
.dashboard-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
}
.dashboard-eyebrow {
  color: var(--color-text-muted);
  font-size: 13px;
  margin-bottom: 2px;
}
.dashboard-header h1 {
  font-size: 24px;
}
.icon-btn {
  font-size: 20px;
  background: var(--color-surface);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.summary-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 28px;
}
.summary-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-sm);
}
.summary-card-total {
  grid-column: 1 / -1;
  background: var(--color-primary);
  color: var(--color-primary-text);
}
.summary-card-total .summary-label {
  color: inherit;
  opacity: 0.85;
}
.summary-label {
  font-size: 13px;
  color: var(--color-text-muted);
}
.summary-value {
  font-size: 20px;
  font-weight: 700;
}
.summary-hint {
  font-size: 12px;
  color: var(--color-text-muted);
}
.summary-card-balance.positive .summary-value {
  color: var(--color-positive);
}
.summary-card-balance.negative .summary-value {
  color: var(--color-negative);
}

/* Members */
.members-section,
.more-section {
  margin-bottom: 28px;
}
.members-section h2,
.more-section h2 {
  font-size: 16px;
  margin-bottom: 12px;
}
.member-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.member-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  box-shadow: var(--shadow-sm);
}
.member-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}
.member-info {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}
.member-info small {
  color: var(--color-text-muted);
}
.member-balance {
  font-weight: 700;
  margin-left: auto;
  white-space: nowrap;
}
.member-balance.positive {
  color: var(--color-positive);
}
.member-balance.negative {
  color: var(--color-negative);
}
.member-balance.neutral {
  color: var(--color-text-muted);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 32px 16px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.empty-emoji {
  font-size: 36px;
}

/* Expenses list + filters */
.filters-bar {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 16px 0 20px;
}
.search-input {
  font-size: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  width: 100%;
  font-family: inherit;
}
.filter-row {
  display: flex;
  gap: 10px;
}
.filter-row select,
.filter-row input {
  flex: 1;
  font-size: 14px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  min-width: 0;
  font-family: inherit;
}

.expense-date-group {
  margin-bottom: 20px;
}
.expense-date-label {
  font-size: 13px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}
.expense-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 8px;
}
.expense-item-emoji {
  font-size: 22px;
}
.expense-item-info {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}
.expense-item-info strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.expense-item-info small {
  color: var(--color-text-muted);
}
.expense-item-amount {
  font-weight: 700;
  white-space: nowrap;
}

/* Total banner (Resumo) */
.total-banner {
  background: var(--color-primary);
  color: var(--color-primary-text);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 16px 0 24px;
  text-align: center;
}
.total-banner-label {
  font-size: 13px;
  opacity: 0.85;
}
.total-banner-value {
  font-size: 28px;
  font-weight: 700;
}

/* Balance cards (Resumo) */
.balance-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.balance-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
.balance-card-name {
  font-weight: 700;
  margin-bottom: 12px;
}
.balance-card-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.balance-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.balance-stat-label {
  font-size: 11px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.balance-stat-value {
  font-size: 15px;
  font-weight: 700;
}
.balance-stat-value.positive {
  color: var(--color-positive);
}
.balance-stat-value.negative {
  color: var(--color-negative);
}
.balance-stat-value.neutral {
  color: var(--color-text-muted);
}

/* Category chart (barras simples) */
.category-chart-section {
  margin-bottom: 28px;
}
.category-chart-section h2 {
  font-size: 16px;
  margin-bottom: 12px;
}
.category-chart {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.category-bar-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.category-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
}
.category-bar-amount {
  color: var(--color-text-muted);
  font-weight: 600;
}
.category-bar-track {
  height: 8px;
  border-radius: 999px;
  background: var(--color-surface-alt);
  overflow: hidden;
}
.category-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--color-primary);
  animation: grow-bar 0.5s ease-out;
}

@keyframes grow-bar {
  from { width: 0 !important; }
}

/* Insights grid */
.insights-section {
  margin-bottom: 28px;
}
.insights-section h2 {
  font-size: 16px;
  margin-bottom: 12px;
}
.insight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.insight-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.insight-label {
  font-size: 12px;
  color: var(--color-text-muted);
}
.insight-value {
  font-size: 17px;
  font-weight: 700;
}
.insight-sub {
  font-size: 12px;
  color: var(--color-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Offline banner */
.offline-banner {
  background: #fef3c7;
  color: #92400e;
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-size: 13px;
  margin-bottom: 20px;
  text-align: center;
}
@media (prefers-color-scheme: dark) {
  .offline-banner {
    background: #422f0f;
    color: #fcd34d;
  }
}

/* Settlement (Acerto de contas) */
.settlement-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}
.settlement-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.settlement-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
}
.settlement-name {
  font-weight: 700;
  font-size: 16px;
}
.settlement-arrow {
  color: var(--color-text-muted);
  font-size: 14px;
}
.settlement-amount {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.history-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  box-shadow: var(--shadow-sm);
}
.history-text {
  flex: 1;
  font-size: 14px;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.history-amount {
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
}

/* Bottom nav */
.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: space-around;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 8px 8px calc(8px + var(--safe-bottom));
  max-width: 480px;
  margin: 0 auto;
  z-index: 10;
}
@media (min-width: 480px) {
  .bottom-nav {
    left: 50%;
    transform: translateX(-50%);
    width: 480px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    box-shadow: var(--shadow-md);
  }
}
.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  font-size: 11px;
  color: var(--color-text-muted);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}
.nav-item.active {
  color: var(--color-primary);
}
.nav-icon {
  font-size: 20px;
}
.nav-fab {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 400;
  box-shadow: var(--shadow-md);
  margin-top: -28px;
  line-height: 1;
}