:root {
    /* Brand / CTA / Header */
    --color-primary: #5FA7AD;
    --color-primary-light: #ADD8E6;
    --color-primary-dark: #217CA3;
    --color-primary-fg: #FFFFFF;

    /* Neutral / Text */
    --color-neutral-fg: #555;
    --color-content-bg: #F5F5F5;
    --color-content-fg: #121212;
    --color-content-surface-bg: #FFFFFF;

    /* Status */
    --color-active-fg: #2E7D32;
    --color-inactive-fg: #FF1744;
    --color-positive-bg: #E3F2FD;
    --color-positive-fg: #2196F3;
    --color-negative-bg: #FFEBEE;
    --color-negative-fg: #FF1744;
    --color-warning-bg: #FFF3E0;
    --color-warning-fg: #FF6D00;
    --color-info-bg: #E3F2FD;
    --color-info-fg: #1976D2;

    /* Financial categories */
    --color-asset-bg: #E6F4EA;
    --color-asset-fg: #2E7D32;
    --color-liability-bg: var(--color-negative-bg);
    --color-liability-fg: var(--color-negative-fg);
    --color-equity-bg: #EDE7F6;
    --color-equity-fg: #5E35B1;
    --color-income-bg: var(--color-positive-bg);
    --color-income-fg: var(--color-positive-fg);
    --color-expense-bg: var(--color-warning-bg);
    --color-expense-fg: var(--color-warning-fg);
    --color-balance-bg: var(--color-equity-bg);
    --color-balance-fg: var(--color-equity-fg);

    /* Footer */
    --color-footer-bg: #333;
    --color-footer-text: #777;
    --color-footer-link: #777;
}

body {
    font-family: 'Montserrat', sans-serif;
    margin: 0;
    padding: 0;
    color: var(--color-content-fg);
    background-color: var(--color-content-bg);
    line-height: 1.6;
}

h1, h2, h3 {
    font-weight: 600;
    color: var(--color-content-fg);
    line-height: 1.2;
}

h1 {
    font-size: 2rem;
    color: var(--color-primary-fg);
    text-shadow: 2px 2px 2px rgba(0,0,0,0.3);
    text-transform: uppercase;
    letter-spacing: 0.125rem;
    margin: 0;
    padding: 0;
    line-height: 1;
}

.logo span {
    font-size: 3rem;
    text-shadow: 2px 2px 2px rgba(0,0,0,0.3);
}

h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--color-neutral-fg);
}

a {
    text-decoration: none;
    color: var(--color-primary-dark);
}

section {
    padding: 4rem 1rem;
    text-align: center;
}

li {
  padding-bottom: .5rem;
  color: var(--color-neutral-fg);
}

.semi-bold {
    font-weight: 600;
    opacity: .75;
}

/* Botões */
.cta-button {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-primary-fg);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
    transform: translateY(-2px);
}

.cta-button.large {
    font-size: 1rem;
    padding: 1rem 3rem;
    background-color: var(--color-primary);

}

.cta-button.large:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-primary-fg);
}

/* Header */
.header {
    display: flex;
    background-color: var(--color-primary);
    color: var(--color-primary-fg);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .cta-button {
  box-shadow: none;
}

.header .cta-button:hover {
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}


.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 700;
}

.logo-icon {
    width: 28px;
    height: 28px;
}

.mobile-only {
    display: none;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-income-bg), var(--color-equity-bg));
    padding: 5rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.hero-content {
    text-align: center;
    max-width: 600px;
}

.hero h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-content-fg);
}

.hero p {
    font-size: 1rem;
    color: var(--color-neutral-fg);
}

.hero-image {
    width: 100%;
    max-width: 500px;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

/* Features Section */
.features {
    background-color: var(--color-content-surface-bg);
    padding: 6rem 1rem;
}

.features h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 3rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.feature-card {
    border-radius: 10px;
    padding: 2rem;
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border: 1px solid black;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
}

.card-content h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.feature-card:nth-child(1) { 
  background-color: var(--color-asset-bg); 
  color: var(--color-asset-fg);
  border-color: var(--color-asset-fg);
}

.feature-card:nth-child(2) {
  background-color: var(--color-expense-bg); 
  color: var(--color-expense-fg);
  border-color: var(--color-expense-fg);
}

.feature-card:nth-child(3) {
  background-color: var(--color-equity-bg);
  color: var(--color-equity-fg);
  border-color: var(--color-equity-fg);
}

.feature-card:nth-child(4) {
  background-color: var(--color-income-bg);
  color: var(--color-income-fg);
  border-color: var(--color-income-fg);
}

/* Call-to-Action Section */
.call-to-action {
    background-color: var(--color-primary-light);
    color: var(--color-content-fg);
    padding: 4rem 1rem;
}

.call-to-action h3 {
    font-size: 2rem;
}

.call-to-action p {
    color: var(--color-neutral-fg);
    max-width: 700px;
    margin: 0 auto 1rem auto;
}

.special-offer {
    font-weight: 500;
    margin-top: 2rem;
}

/* Footer */
.footer {
    padding: 1.5rem;
    background-color: var(--color-footer-bg);
    text-align: center;
    font-size: 0.8rem;
}

.footer p {
    color: var(--color-footer-text);
}

.footer .image-source {
    margin-top: 1rem;
}

.footer .image-source p {
    font-size: .75rem;
}

.footer a {
    color: var(--color-footer-link);
    text-decoration: underline;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--color-footer-link);
}

/* Responsividade */
@media (min-width: 320px) {
    /* Pequenas telas */
    .hero h2 { font-size: 2rem; }
    .hero p { font-size: 1rem; }
}

@media (min-width: 576px) {
    .header {
        padding: 1rem 3rem;
    }
    .mobile-only {
        display: inline-block;
    }
}

@media (min-width: 768px) {
    h2 { font-size: 3rem; }
    p { font-size: 1rem; }

    .hero {
        flex-direction: row;
        text-align: left;
        padding: 6rem 2rem;
        gap: 4rem;
    }
    .hero-content { text-align: left; }
    .hero-image { max-width: 50%; }

    .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
    h2 { font-size: 3.5rem; }
    h3 { font-size: 2.5rem; }

    .features-grid { grid-template-columns: repeat(4, 1fr); }
}


/*************************************************************/

/* ===== Accordion / FAQ styles (reutilizáveis) ===== */
.accordion {
  max-width: 900px;
  margin: 2rem auto;
  text-align: left;
  gap: 0.5rem;
}

.accordion-item {
  background: var(--color-content-surface-bg);
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.06);
  margin-bottom: 0.75rem;
}

/* Cabeçalho (botão) */
.accordion-header {
  margin: 0;
}

.accordion-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: transparent;
  border: 0;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  gap: 1rem;
  text-align: left;
  color: var(--color-content-fg);
  transition: background 0.15s ease;
}

.accordion-button:focus {
  outline: 3px solid color-mix(in srgb, var(--color-primary) 30%, transparent);
  outline-offset: 2px;
  border-radius: 8px;
}

.accordion-button:hover {
  background: rgba(0,0,0,0.02);
}

.accordion-title {
  flex: 1;
  padding-right: 0.5rem;
  font-weight: 700;
}

/* Icona (triângulo) */
.accordion-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transform-origin: 50% 45%;
  transition: transform 300ms cubic-bezier(.2,.9,.2,1);
}

.accordion-icon svg {
  display: block;
  fill: currentColor;
  opacity: 0.9;
}

/* Painel de conteúdo */
.accordion-panel {
  padding: 0 1.25rem;
  overflow: hidden;
  /* início fechado; JS controla max-height para animação suave */
  max-height: 0;
  transition: max-height 320ms cubic-bezier(.2,.9,.2,1), padding 200ms linear;
}

/* Quando aberto — a classe .is-open é adicionada via JS */
.accordion-item.is-open .accordion-panel {
  /* padding vertical será aplicada via JS para suavizar; mantemos o padding lateral */
  padding-top: 0.75rem;
  padding-bottom: 1rem;
}

/* Ícone gira quando aberto */
.accordion-item.is-open .accordion-icon {
  transform: rotate(180deg); /* seta aponta para cima */
}

/* Texto do painel */
.accordion-panel p {
  margin: 0 0 0.75rem 0;
  color: var(--color-neutral-fg);
  line-height: 1.5;
}

/* Responsividade */
@media (min-width: 768px) {
  .accordion-button { padding: 1.25rem 1.5rem; }
  .accordion-panel { padding-left: 1.5rem; padding-right: 1.5rem; }
}