:root {
  --principal: #c41810;
  --secundaria: #8b120f;
  --destaque: #d41f1a;
  --borda: #6b0d0a;
  --fundo: #fff8e6;
  --botao: #f5f5f5;
  --texto: #ffffff;
  --texto-botao: #0f0f0f;
  --botao-hover: #e0e0e0;
  --sombras: rgba(0, 0, 0, 0.2);
  
  --transicao-padrao: 0.2s ease-in-out;
  --transicao-hover: 0.3s ease;
  
  --espaco-xs: 0.25rem;
  --espaco-sm: 0.5rem;
  --espaco-md: 1rem;
  --espaco-lg: 1.5rem;
  --espaco-xl: 2rem;
  
  --borda-raio: 0.5rem;
  --borda-largura: 1px;
}

html,
body {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

.hidden {
  display: none !important;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  outline-color: var(--destaque);
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Technor', sans-serif;
  background: linear-gradient(to top, #e6d4a3, #f5e8c7, #fff8e6, #f0e3c0);
  color: var(--texto);
  line-height: 1.6;
  letter-spacing: 0.05em;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  position: sticky;
  top: 0;
  background: linear-gradient(0deg, #c41810, #a3140d, #8f1310);
  box-shadow: 0 2px 4px var(--sombras);
  height: 5rem;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  z-index: 998;
}

.cabecalho {
  display: flex;
  align-items: center;
  width: 100%;
  justify-content: space-between;
}

header h1 {
  margin-left: 1rem;
  font-size: 1.5rem;
  color: var(--texto);
}

.menu-desktop {
  display: none;
}

.menu-desktop ul {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  list-style: none;
}

.menu-desktop a {
  color: var(--texto);
  text-decoration: none;
  font-size: 1.1rem;
  padding: 0.5rem;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.menu-desktop a:hover,
.menu-desktop a:focus {
  text-decoration: underline;
  text-decoration-style: wavy;
  text-decoration-thickness: 0.08125rem;
  text-underline-offset: 0.1875rem;
}

.menu-desktop .submenu-container {
  position: relative;
}

.menu-desktop .submenu-trigger {
  background: none;
  border: none;
  color: var(--texto);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

@media (min-width: 768px) {
  
  #menu-lateral,
  .menu-icon {
    display: none;
  }
  
  .menu-desktop {
    display: flex;
    margin-left: auto;
  }
  
  .menu-desktop .submenu {
    position: absolute;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    min-width: 100px;
    background: linear-gradient(0deg, #c41810, #a3140d, #7a0f0a);
    border: 1px solid var(--borda);
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.2s ease;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    padding: 0;
    gap: 0;
    box-shadow:
      0 4px 6px rgba(0, 0, 0, 0.1),
      0 1px 3px rgba(0, 0, 0, 0.08),
      0 0 0 1px rgba(255, 255, 255, 0.1) inset;
  }
  
  .menu-desktop .submenu::before {
    content: '';
    position: absolute;
    top: -8.5px;
    left: 50%;
    transform: translateX(-50%) rotate(-135deg);
    width: 16px;
    height: 16px;
    background-color: var(--principal);
    border-right: 1px solid var(--borda);
    border-bottom: 1px solid var(--borda);
    z-index: -1;
  }
  
  .menu-desktop .submenu li {
    width: 100%;
  }
  
  .menu-desktop .submenu li a {
    color: var(--fundo);
    padding: 0.75rem;
    margin: 0;
    display: block;
    white-space: nowrap;
    text-align: center;
  }
  
  .menu-desktop .submenu li a:hover {
    background-color: var(--secundaria);
    transform: scale(1.02);
    transition: all 0.2s ease;
  }
  
  .menu-desktop .submenu-container:hover .submenu,
  .menu-desktop .submenu-container:focus-within .submenu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
  }
}

.menu-icon {
  display: none;
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  width: 2rem;
  height: 1.5rem;
  padding: 0;
  z-index: 1001;
}

.menu-icon span {
  background-color: var(--texto);
  border-radius: 0.3125rem;
  height: 0.1875rem;
  width: 100%;
  transform-origin: center;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.menu-icon.active span:nth-child(1) {
  transform: rotate(45deg) translate(0.4375rem, 0.4375rem);
}

.menu-icon.active span:nth-child(2) {
  opacity: 0;
}

.menu-icon.active span:nth-child(3) {
  transform: rotate(-45deg) translate(0.4375rem, -0.4375rem);
}

#menu-lateral {
  position: fixed;
  top: 0;
  left: 0;
  width: 250px;
  height: 100%;
  background: linear-gradient(0deg, #c41810, #b7150e, #8c120b);
  border-right: 1px solid var(--borda);
  box-shadow: 2px 0 5px var(--sombras);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  z-index: 1000;
  padding-top: 5rem;
  overflow-y: auto;
}

#menu-lateral.mostrar {
  transform: translateX(0);
}

#menu-lateral nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

#menu-lateral nav ul li a {
  display: block;
  padding: 1rem;
  font-size: 1.2rem;
  text-decoration: none;
  color: var(--texto);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 767px) {
  .menu-icon {
    display: flex;
  }
  
  .submenu-container {
    position: relative;
  }
  
  .submenu-trigger {
    width: 100%;
    padding: 1rem;
    font-size: 1.2rem;
    text-align: left;
    background: none;
    border: none;
    color: var(--texto);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: var(--secundaria);
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .submenu li a {
    padding: 1rem 1rem 1rem 2rem;
    font-size: 1.1rem;
    display: block;
    text-decoration: none;
    color: var(--texto);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .submenu-trigger[aria-expanded="true"]+.submenu {
    max-height: 500px;
  }
  
  .submenu-trigger .arrow {
    transition: transform 0.3s ease;
    margin-right: 0.5rem;
  }
  
  .submenu-trigger[aria-expanded="true"] .arrow {
    transform: rotate(180deg);
  }
}

.menu-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.menu-backdrop.show {
  opacity: 1;
  pointer-events: all;
}

main {
  flex: 1;
  padding: 1rem;
}

  @media (min-width: 1024px) {
  main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    padding: 2rem;
  }
  
  .calculadora {
    grid-column: 1;
    grid-row: 1;
    margin-bottom: 0;
  }
  
  .resultados {
    grid-column: 1 / -1;
    grid-row: 2;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }
  
  .resultados h2 {
    grid-column: 1 / -1;
    margin-bottom: 1rem;
  }
  
  #resultado-final {
    grid-column: 1 / -1;
    margin-bottom: 2rem;
  }
  
  .grafico-container {
    grid-column: 1;
    height: 400px;
    min-width: 0;
    display: flex;
    flex-direction: column;
  }
  
  .tabela-container {
    grid-column: 2;
    height: 400px;
    overflow-y: auto;
    background-color: var(--secundaria);
    border-radius: var(--borda-raio);
    border: 1px solid var(--borda);
    box-shadow: 0 2px 8px var(--sombras);
    margin: 0;
    min-width: 0;
    width: 100%;
  }  .informacoes {
    grid-column: 2;
    grid-row: 1;
    margin-top: 0;
    max-height: calc(100vh - 7rem);
    overflow-y: auto;
  }
}

.calculadora {
  background: linear-gradient(180deg, #c41810, #b7150e, #a11a14);
  padding: 1rem;
  border: 1px solid var(--borda);
  border-radius: 0.5rem;
  box-shadow: 0 2px 8px var(--sombras);
  margin-bottom: 1rem;
}

.calculadora h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  color: var(--fundo);
}

.campo {
  margin-bottom: 1rem;
}

.input-group {
  display: flex;
  gap: 0.5rem;
  align-items: stretch;
}

.campo input[type="text"],
.campo input[type="number"] {
  flex: 1;
  padding: 0.5rem;
  border: 2px solid var(--borda);
  border-radius: 4px;
  height: 2.375rem;
  background-color: var(--secundaria);
  color: var(--texto);
  transition: all 0.2s ease;
  outline: none;
}

.campo input[type="text"]:hover,
.campo input[type="number"]:hover {
  border-color: var(--destaque);
}

.campo input[type="text"]:focus,
.campo input[type="number"]:focus {
  border-color: var(--destaque);
  background-color: var(--principal);
  box-shadow: 0 0 0 2px var(--principal), 0 0 0 4px rgba(255, 255, 255, 0.2);
}

.campo input[type="text"][aria-invalid="true"],
.campo input[type="number"][aria-invalid="true"] {
  border-color: #ff4444;
  box-shadow: 0 0 0 2px var(--principal), 0 0 0 4px rgba(255, 68, 68, 0.2);
}

.campo input[type="text"]::placeholder,
.campo input[type="number"]::placeholder {
  color: rgba(250, 242, 189, 0.5);
}

.periodo-select {
  padding: 0.5rem 1rem;
  font-weight: 500;
  text-align: left;
  border: 2px solid var(--borda);
  border-radius: 4px;
  background-color: var(--secundaria);
  color: var(--texto);
  min-width: 6.25rem;
  height: 2.375rem;
  cursor: pointer;
  transition: all 0.2s ease;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.7rem center;
  background-size: 1rem;
  padding-right: 2.5rem;
}

.periodo-select:hover,
.periodo-select:focus {
  border-color: var(--destaque);
  background-color: var(--principal);
  box-shadow: 0 0 0 2px var(--principal), 0 0 0 4px rgba(255, 255, 255, 0.2);
}

.periodo-select option {
  background-color: var(--principal);
  color: var(--texto);
  padding: 0.5rem;
}

.campo .input-group {
  display: flex;
  align-items: center;
}

.campo label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--fundo);
}

.botoes {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.botoes button {
  padding: 0.5rem 1rem;
  font-weight: 500;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid;
  flex: 1;
  min-width: 120px;
}

#botao-calcular {
  background: linear-gradient(90deg, #b7150e, #9a120c);
  border-color: #5c0b08;
  color: var(--fundo);
}

#botao-calcular:hover {
  background-color: var(--destaque);
  transform: scale(1.01);
}

#botao-calcular:active {
  transform: scale(0.95);
}

#botao-limpar {
  background-color: var(--botao);
  border-color: #5c0b08;
  color: var(--texto-botao);
}

#botao-limpar:hover {
  background-color: var(--botao-hover);
  transform: scale(1.01);
}

#botao-limpar:active {
  transform: scale(0.95);
}

@media (min-width: 1024px) {
  /* scrollbar-width e scrollbar-color removidos para compatibilidade */
  
  .tabela-container::-webkit-scrollbar {
    width: 8px;
  }
  
  .tabela-container::-webkit-scrollbar-track {
    background: var(--principal);
    border-radius: 0 var(--borda-raio) var(--borda-raio) 0;
  }
  
  .tabela-container::-webkit-scrollbar-thumb {
    background-color: var(--borda);
    border-radius: 4px;
    border: 2px solid var(--principal);
  }
  
  #tabela-investimento thead tr {
    position: sticky;
    top: 0;
    z-index: 1;
    background-color: var(--secundaria);
  }
}

.campo-feedback {
  font-size: 0.875rem;
  margin-top: var(--espaco-xs);
  min-height: 1.25rem;
  transition: all var(--transicao-padrao);
}

.campo-feedback.erro {
  color: #ff8080;
  animation: shake 0.5s ease-in-out;
}

@keyframes shake {
  
  0%,
  100% {
    transform: translateX(0);
  }
  
  25% {
    transform: translateX(-5px);
  }
  
  75% {
    transform: translateX(5px);
  }
}

.grafico-tooltip {
  min-width: 200px;
  max-width: 300px;
  z-index: 1000;
  outline: none;
  box-shadow:
    0 4px 6px var(--sombras),
    0 1px 3px rgba(0, 0, 0, 0.08),
    0 0 0 2px var(--destaque);
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
}

.grafico-tooltip[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -100%) scale(1);
}

@media (hover: hover) {
  .grafico-tooltip {
    transition:
      opacity 0.2s ease,
      transform 0.2s ease,
      visibility 0s linear 0.2s;
  }
}

@media (hover: none) {
  .grafico-tooltip {
    transition:
      opacity 0.3s ease,
      transform 0.3s ease,
      visibility 0s linear 0.3s;
  }
}

#mensagem-erro-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 999;
  display: none;
}

.alerta {
  background-color: var(--principal);
  color: var(--fundo);
  padding: 15px;
  margin: 20px 0;
  border-radius: 5px;
  font-size: 16px;
  font-weight: bold;
  line-height: 1.2;
  position: fixed;
  top: 300px;
  left: 50%;
  transform: translateX(-50%);
  width: 50%;
  text-align: center;
  z-index: 1000;
  display: none;
}

.alerta.show {
  display: block;
  animation: fadeIn 0.5s;
}

.alerta.hide {
  animation: fadeOut 0.5s forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  
  to {
    opacity: 1;
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  
  to {
    opacity: 0;
  }
}

#mensagem-erro-backdrop.show {
  display: block;
  animation: fadeIn 0.5s;
}

#mensagem-erro-backdrop.hide {
  animation: fadeOut 0.5s forwards;
}

.resultados {
  background-color: var(--principal);
  padding: 2rem;
  border: 1px solid var(--secundaria);
  border-radius: 0.5rem;
  box-shadow: 0 2px 8px var(--sombras);
  position: relative;
  overflow: hidden;
  min-height: 200px;
  transition: min-height 0.3s ease;
}

.resultados.hidden {
  min-height: 0;
  padding: 0;
  margin: 0;
  border: none;
  box-shadow: none;
}

.resultados h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--fundo);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

#resultado-final {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  background: var(--secundaria);
  padding: 1rem;
  border-radius: var(--borda-raio);
  border: 1px solid var(--borda);
}

#resultado-final p {
  flex: 1;
  min-width: 200px;
  padding: 0.5rem;
  background: var(--principal);
  border-radius: calc(var(--borda-raio) / 2);
  text-align: center;
}

#resultado-final strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
  opacity: 0.9;
}

@media (min-width: 1024px) {
  #resultado-final {
    padding: 1.25rem;
    margin-bottom: 2rem;
  }
  
  #resultado-final p {
    font-size: 1.2rem;
  }
}

.grafico-container {
  width: 100%;
  margin: 1rem 0;
  position: relative;
}

#grafico-investimento {
  width: 100%;
  height: 100%;
  background-color: var(--secundaria);
  border-radius: var(--borda-raio);
  display: block;
}

@media (min-width: 1024px) {
  .grafico-container {
    background-color: var(--secundaria);
    border-radius: var(--borda-raio);
    border: 1px solid var(--borda);
    box-shadow: 0 2px 8px var(--sombras);
    padding: 0.5rem;
  }

  div > .grafico-container {
    border: none !important;
    box-shadow: none !important;
  }

  #grafico-investimento {
    font-family: 'Technor', sans-serif;
  }
}

.grafico-tooltip {
  position: absolute;
  width: 200px;
  background: var(--secundaria);
  color: var(--fundo);
  border-radius: var(--borda-raio);
  padding: 1rem;
  box-shadow:
    0 4px 8px rgba(0, 0, 0, 0.25),
    0 2px 4px rgba(0, 0, 0, 0.15),
    0 0 0 1px var(--borda);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, -120%);
  pointer-events: none;
  font-family: 'Atkinson Hyperlegible', sans-serif;
  text-align: left;
  transition: all 0.15s ease-out;
}

.grafico-tooltip.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -100%);
}

.grafico-tooltip::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 16px;
  height: 16px;
  background-color: var(--secundaria);
  border-right: 1px solid var(--borda);
  border-bottom: 1px solid var(--borda);
}

.tooltip-header {
  font-weight: bold;
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--fundo);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tooltip-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tooltip-content div {
  background-color: var(--principal);
  padding: 0.5rem 0.75rem;
  border-radius: calc(var(--borda-raio) / 2);
  font-size: 0.95rem;
}

.tooltip-content strong {
  display: inline-block;
  opacity: 0.9;
  margin-right: 0.5rem;
  font-weight: normal;
}

@media (max-width: 767px) {
  .grafico-container {
    height: 300px;
    width: 100%;
    aspect-ratio: 4/3;
    margin: 1rem auto;
  }
  
  #grafico-investimento {
    width: 100%;
    height: 100%;
  }
  
  .grafico-tooltip {
    width: 180px;
    padding: 0.75rem;
    transition: all 0.2s ease-out 0.1s;
    transform: translate(-50%, -120%);
  }
  
  .grafico-tooltip.active {
    transform: translate(-50%, -110%);
  }
  
  .tooltip-content div {
    padding: 0.5rem;
    font-size: 0.9rem;
  }
  
  #resultado-final {
    gap: 0.5rem;
  }
  
  #resultado-final p {
    min-width: 100%;
  }
}

.tabela-container {
  overflow-x: auto;
  /* -webkit-overflow-scrolling removido - propriedade obsoleta */
  margin: 1rem 0;
  background-color: var(--secundaria);
  border-radius: var(--borda-raio);
  border: 1px solid var(--borda);
  box-shadow: 0 2px 8px var(--sombras);
}

.tabela-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background-color: var(--secundaria);
  border-bottom: 1px solid var(--borda);
  border-radius: var(--borda-raio) var(--borda-raio) 0 0;
}

.tabela-titulo {
  color: var(--fundo);
  font-size: 1.2rem;
  font-weight: bold;
  margin: 0;
}

.botao-exportar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: var(--principal);
  color: var(--botao);
  border: 1px solid var(--borda);
  border-radius: calc(var(--borda-raio) / 2);
  font-family: 'Technor', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transicao-padrao);
  text-decoration: none;
  white-space: nowrap;
}

.botao-exportar:hover {
  background-color: var(--borda);
  border: 1px solid var(--destaque);
  box-shadow: 0 2px 4px var(--sombras);
}

.botao-exportar:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px var(--sombras);
}

.botao-exportar:focus {
  outline: 2px solid var(--destaque);
  outline-offset: 2px;
}

.botao-exportar i {
  font-size: 0.8rem;
}

.resultados.hidden .tabela-container {
  display: none;
}

#tabela-investimento {
  width: 100%;
  border-collapse: collapse;
  margin: 0 auto;
  background-color: var(--secundaria);
  table-layout: fixed;
}

#tabela-investimento th,
#tabela-investimento td {
  border: 1px solid var(--borda);
  text-align: center;
  padding: 0.75rem;
  color: var(--texto);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#tabela-investimento td {
  background-color: var(--principal);
}

#tabela-investimento th {
  background-color: var(--secundaria);
  color: var(--fundo);
  font-weight: bold;
  position: sticky;
  top: 0;
  z-index: 1;
  box-shadow: 0 2px 4px var(--sombras);
}

@media (min-width: 1024px) {
  #tabela-investimento {
    font-size: 0.95rem;
  }

  .tabela-titulo {
    padding: 0.3rem 0 0.6rem;
  }
  
  #tabela-investimento th,
  #tabela-investimento td {
    padding: 0.2rem 0.5rem 0.5rem 0.5rem;
  }
  
  .tabela-container {
    padding: 0.5rem;
  }
  
  .tabela-header {
    padding: 0.75rem 1rem;
  }
  
  .botao-exportar {
    font-size: 0.85rem;
    padding: 0.4rem 0.8rem;
  }
}

@media (max-width: 767px) {
  .tabela-header {
    flex-direction: column;
    gap: 0.75rem;
    align-items: stretch;
    padding: 0.75rem;
  }
  
  .tabela-titulo {
    text-align: center;
    font-size: 1.1rem;
  }
  
  .botao-exportar {
    justify-content: center;
    font-size: 0.85rem;
    padding: 0.6rem 1rem;
  }
}

@media (min-width: 768px) {
  #tabela-investimento {
    min-width: 100%;
  }
  
  .tabela-container {
    max-height: 600px;
    overflow-y: auto;
  }
  
  .grafico-container {
    height: 400px;
  }
  
  .grafico-tooltip {
    font-size: 0.9rem;
    padding: 0.8rem;
    max-width: 220px;
  }
  
  .tooltip-content {
    display: block;
  }
}

.informacoes {
  margin-top: 2rem;
  padding: 1rem;
  background: linear-gradient(180deg, #c41810, #b7150e, #a11a14);
  border: 1px solid var(--borda);
  border-radius: 0.5rem;
  box-shadow: 0 2px 8px var(--sombras);
  position: relative;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .informacoes {
    margin-top: 0;
    position: sticky;
    top: 5rem;
    max-height: calc(100vh - 7rem);
    min-height: fit-content;
    overflow-y: auto;
    /* scrollbar-width e scrollbar-color removidos para compatibilidade */
  }
  
  .informacoes::-webkit-scrollbar {
    width: 8px;
  }
  
  .informacoes::-webkit-scrollbar-track {
    background: var(--principal);
  }
  
  .informacoes::-webkit-scrollbar-thumb {
    background-color: var(--secundaria);
    border-radius: 4px;
    border: 2px solid var(--principal);
  }
}

.titulo-informacoes {
  font-size: 1.450rem;
  color: var(--fundo);
  margin-bottom: 1rem;
  text-align: center;
}

.container-detalhes {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.detalhe-item {
  background-color: var(--secundaria);
  border: 1px solid var(--borda);
  border-radius: 0.5rem;
  overflow: hidden;
  margin-bottom: 0.25rem;
}

.detalhe-item[open] {
  background-color: var(--principal);
  box-shadow: 0 2px 4px var(--sombras), 0 -2px 4px var(--sombras), 2px 0 4px var(--sombras), -2px 0 4px var(--sombras);
}

.detalhe-titulo {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--fundo);
  padding: 1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--secundaria);
  border-bottom: 1px solid var(--borda);
}

@media (min-width: 1024px) {
  .detalhe-titulo {
    position: sticky;
    top: 0;
    z-index: 10;
  }
}

.detalhe-titulo::-webkit-details-marker {
  display: none;
}

.detalhe-titulo::after {
  content: "➕";
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.detalhe-item[open] .detalhe-titulo::after {
  content: "➖";
  transform: rotate(180deg);
}

.detalhe-conteudo {
  font-family: 'Atkinson Hyperlegible', sans-serif;
  padding: 0;
  background-color: var(--principal);
  color: var(--fundo);
  border-top: 1px solid var(--borda);
  opacity: 0;
  overflow: hidden;
}

.detalhe-item[open] .detalhe-conteudo {
  opacity: 1;
  padding: 1rem;
  animation: fadeIn 0.3s forwards;
}

.detalhe-conteudo p,
.detalhe-conteudo ul,
.detalhe-conteudo ol {
  margin-bottom: 0.75rem;
}

.detalhe-conteudo ul,
.detalhe-conteudo ol {
  padding-left: 2rem;
  margin-bottom: 1rem;
}

.detalhe-conteudo strong {
  color: var(--fundo);
}

footer {
  position: relative;
  font-size: 0.8125rem;
  background: linear-gradient(180deg, #c41810, #b7150e, #9a120c);
  text-align: center;
  padding: 0.8rem;
  margin-top: auto;
  box-shadow: 0 -0.125rem 0.375rem rgba(235, 111, 146, 0.2);
}

footer a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.5);
  transition: text-decoration-color 0.3s ease, color 0.3s ease;
}

footer a:hover,
footer a:focus {
  text-decoration-color: #fff;
  color: #fff;
}

.loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1001;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 5px solid var(--fundo);
  border-top: 5px solid var(--destaque);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  
  100% {
    transform: rotate(360deg);
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 600px) {
  
  #tabela-investimento th,
  #tabela-investimento td {
    padding: 0.5rem;
    font-size: 0.9rem;
  }
  
  .tabela-titulo {
    margin: 1rem auto;
    margin-bottom: 1rem;
    border-radius: 5px;
    border: 1px solid var(--borda);
    background: var(--secundaria);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    color: var(--botao);
    font-size: 1rem;
    font-weight: bold;
    display: flex;
    justify-content: center;
    padding: 0.5rem 1rem;
  }
  
  .botoes button {
    min-width: 100%;
  }
  
  .controles-tabela button {
    padding: 0.5rem;
    font-size: 0.9rem;
  }
  
  .alerta {
    width: 90%;
  }
}

@media (prefers-reduced-motion: reduce) {
  
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  
  #menu-lateral,
  .menu-icon span,
  .submenu,
  .submenu-trigger .arrow,
  .controles-tabela button,
  #botao-calcular,
  #botao-limpar,
  .campo-feedback.erro,
  .alerta,
  #mensagem-erro-backdrop,
  .grafico-tooltip,
  .menu-backdrop,
  .detalhe-titulo::after,
  .detalhe-item[open] .detalhe-conteudo,
  .loading-spinner,
  footer a {
    transition: none !important;
    animation: none !important;
  }
}

@media (max-width: 767px) {
  #tabela-investimento {
    display: block;
    border: none;
    background: none;
  }
  
  #tabela-investimento thead {
    display: none;
  }
  
  #tabela-investimento tbody {
    display: block;
  }
  
  #tabela-investimento tr {
    display: block;
    margin-bottom: var(--espaco-md);
    background: var(--principal);
    border: 1px solid var(--borda);
    border-radius: var(--borda-raio);
    overflow: hidden;
    box-shadow:
      0 2px 4px var(--sombras),
      0 1px 2px rgba(0, 0, 0, 0.1);
  }
  
  #tabela-investimento td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--espaco-md);
    background: none;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: right;
    color: var(--texto);
    font-size: 0.9rem;
  }
  
  #tabela-investimento td::before {
    content: attr(data-label);
    flex: 1;
    text-align: left;
    font-weight: bold;
    color: var(--texto);
    margin-right: var(--espaco-sm);
    opacity: 0.9;
  }
  
  #tabela-investimento td:last-child {
    border-bottom: none;
  }
  
  .tabela-container {
    background: none;
    overflow-x: hidden;
    overflow-y: auto;
    padding: var(--espaco-sm);
    max-height: none;
    border: none;
    box-shadow: none;
  }
  
  .resultados {
    display: block;
  }
}

@media (min-width: 768px) {
  #tabela-investimento td {
    text-align: center;
  }
}