/* =========================================================
   ICCA — Instituto de Combate Contra o Câncer — Estilos
   Paleta de marca real: azul-marinho (extraído do logotipo oficial,
   confiança/seriedade institucional) + dourado (extraído do
   material da Campanha Inverno Solidário, calor humano/esperança)
   + areia clara para respiro visual.
   Assinatura visual: linha do horizonte / nascer do sol, do azul
   profundo ao dourado — repetida como divisor entre seções,
   simbolizando "cuidar é um ato de coragem: a cada dia, um recomeço".
   ========================================================= */

/* ---------- 1. Tokens (variáveis de design) ---------- */
:root {
  /* Cores */
  --color-teal-900: #253D61;   /* azul-marinho oficial do logo ICCA — header/footer, fundos escuros */
  --color-teal-700: #32517F;   /* variação mais clara — botões, links */
  --color-teal-600: #3C5D8C;
  --color-coral-500: #F0B429;  /* dourado das campanhas do ICCA — destaque/CTA */
  --color-coral-600: #C6930E;
  --color-sand-50:  #FBF6EE;   /* fundo alternado, suave e acolhedor */
  --color-ink-900:  #1B2434;   /* texto principal */
  --color-ink-600:  #4B5568;
  --color-white:    #FFFFFF;
  --color-line:     #E4DCCB;

  /* Tipografia */
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  /* Espaçamento e layout */
  --container-width: 1180px;
  --radius-md: 12px;
  --radius-lg: 22px;
  --shadow-soft: 0 12px 30px -14px rgba(18, 56, 50, 0.35);

  /* Transições */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 2. Reset básico ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink-900);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 0.5em; font-weight: 600; }
p { margin: 0 0 1em; }

/* Foco visível para navegação por teclado (acessibilidade) */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-coral-500);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 20px;
}

/* Link "pular para o conteúdo" — some visualmente, aparece no foco */
.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-teal-900);
  color: var(--color-white);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  z-index: 200;
}
.skip-link:focus {
  left: 20px;
  top: 20px;
}

/* ---------- 3. Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background-color 0.25s var(--ease), color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--color-coral-500);
  color: var(--color-teal-900); /* texto escuro sobre dourado garante contraste acessível */
  box-shadow: var(--shadow-soft);
}
.btn--primary:hover { background: var(--color-coral-600); }

.btn--secondary {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.55);
}
.btn--secondary:hover { background: rgba(255, 255, 255, 0.12); }

.btn--cta {
  background: var(--color-coral-500);
  color: var(--color-teal-900); /* texto escuro sobre dourado garante contraste acessível */
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 700;
}
.btn--cta:hover { background: var(--color-coral-600); }

.btn--outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
  width: 100%;
}
.btn--outline-light:hover { background: rgba(255,255,255,0.12); }

.btn--outline-dark {
  background: transparent;
  color: var(--color-teal-900);
  border-color: var(--color-teal-900);
}
.btn--outline-dark:hover { background: var(--color-teal-900); color: var(--color-white); }

.btn--copy {
  background: var(--color-teal-900);
  color: var(--color-white);
  padding: 10px 16px;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.btn--copy:hover { background: var(--color-teal-700); }
.btn--copy.is-copied { background: var(--color-coral-500); color: var(--color-teal-900); }

/* ---------- 4. Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-line);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 14px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.logo__text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-teal-900);
  letter-spacing: 0.02em;
}
.logo__text--light { color: var(--color-white); }
.logo__img {
  display: block;
  width: 40px;
  height: 40px;
  border-radius: 8px; /* o logo oficial é um card quadrado azul-marinho; cantos suaves no header */
  object-fit: cover;
}

/* Navegação principal: escondida em off-canvas no mobile */
.main-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 30%;
  background: var(--color-teal-900);
  padding: 100px 32px 32px;
  transform: translateX(100%);
  transition: transform 0.35s var(--ease);
  z-index: 90;
}
.main-nav.is-open { transform: translateX(0); }

.main-nav__list {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.main-nav__list a {
  color: var(--color-white);
  font-size: 1.15rem;
  font-weight: 600;
}
.main-nav__list a:hover { color: var(--color-coral-500); }

.header__actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Botão hambúrguer */
.hamburger {
  position: relative;
  z-index: 95;
  width: 40px;
  height: 40px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
}
.hamburger__bar {
  width: 24px;
  height: 2.5px;
  background: var(--color-teal-900);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
/* Estado aberto: hambúrguer vira X */
.hamburger[aria-expanded="true"] .hamburger__bar:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger[aria-expanded="true"] .hamburger__bar:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] .hamburger__bar:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
/* Quando o menu mobile está aberto, as barras precisam ficar claras (fundo escuro atrás do botão) */
.hamburger[aria-expanded="true"] .hamburger__bar { background: var(--color-white); }

/* ---------- 5. Hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(180deg, #16233F 0%, #253D61 60%, #32517F 100%);
  color: var(--color-white);
  overflow: hidden;
  padding-top: 72px;
}

.hero__bg {
  position: absolute;
  inset: auto 0 0 0;
  height: 45%;
  opacity: 0.9;
  pointer-events: none;
}
.horizon { width: 100%; height: 100%; }

.hero__content {
  position: relative;
  z-index: 2;
  padding-block: 72px 140px;
  max-width: 760px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-coral-500);
  margin-bottom: 14px;
}
.eyebrow--dark { color: var(--color-coral-600); }

.hero h1 {
  font-size: clamp(2.1rem, 6vw, 3.4rem);
  font-weight: 600;
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  max-width: 56ch;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

/* Divisores de horizonte entre seções */
.horizon-divider {
  line-height: 0;
  margin-top: -2px;
}
.horizon-divider svg { width: 100%; height: 60px; display: block; }
.horizon-divider--flip { transform: scaleY(-1); }

/* ---------- 6. Seções genéricas ---------- */
.section { padding-block: 64px; }
.section--sand { background: var(--color-sand-50); }
.section--teal { background: var(--color-teal-900); color: var(--color-white); }

.section h2 { font-size: clamp(1.7rem, 4vw, 2.4rem); }
.section-lead {
  max-width: 62ch;
  color: var(--color-ink-600);
  font-size: 1.02rem;
}
.section-lead--light { color: rgba(255,255,255,0.82); }

/* ---------- 7. Sobre / pilares, apoio e equipe ---------- */
.pillars {
  display: grid;
  gap: 20px;
  margin-top: 36px;
  grid-template-columns: 1fr;
}
.pillar-card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 26px;
}
.pillar-card h3 {
  color: var(--color-teal-700);
  font-size: 1.2rem;
}
.pillar-card p { color: var(--color-ink-600); margin: 0; }

/* Card de Valores: lista em vez de parágrafo, com marcador em formato de "pílula".
   Ocupa a mesma largura dos outros dois cards, lado a lado em telas maiores. */
.values-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
}
.values-list li {
  list-style: none;
  background: var(--color-sand-50);
  border: 1px solid var(--color-line);
  color: var(--color-ink-900);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 999px;
}

/* Bloco "Quem queremos apoiar" */
.support-block {
  margin-top: 44px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.support-block__title { font-size: 1.2rem; color: var(--color-teal-700); margin-bottom: 12px; }
.support-block p { color: var(--color-ink-600); }
.support-block__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px 24px;
  margin: 14px 0 0;
  padding: 0;
}
.support-block__list li {
  list-style: none;
  position: relative;
  padding-left: 22px;
  color: var(--color-ink-900);
  font-size: 0.94rem;
}
.support-block__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-coral-500);
}

/* Equipe: foto real única, em vez de retratos genéricos */
.team { margin-top: 56px; }
.team__title { font-size: 1.3rem; margin-bottom: 22px; }
.team__photo img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}
.team__photo figcaption {
  margin-top: 12px;
  font-size: 0.92rem;
  color: var(--color-ink-600);
}

/* ---------- 8. Projetos ---------- */
.projects-grid {
  display: grid;
  gap: 24px;
  margin-top: 36px;
  grid-template-columns: 1fr;
}
.project-card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.project-card img { width: 100%; height: 210px; object-fit: cover; }
.project-card__body { padding: 22px; }
.project-card__body h3 { font-size: 1.1rem; color: var(--color-teal-700); }
.project-card__body p { color: var(--color-ink-600); margin: 0; font-size: 0.95rem; }

/* ---------- 9. Como ajudar / doações ---------- */
.help-grid {
  display: grid;
  gap: 22px;
  margin-top: 40px;
  grid-template-columns: 1fr;
}
.help-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--radius-lg);
  padding: 26px;
}
.help-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.help-card p { color: rgba(255,255,255,0.8); font-size: 0.95rem; }

.help-card--highlight {
  background: var(--color-white);
  color: var(--color-ink-900);
  border: none;
  box-shadow: var(--shadow-soft);
}
.help-card--highlight h3 { color: var(--color-teal-900); }
.help-card--highlight > p { color: var(--color-ink-600); }

.pix-box {
  margin-top: 18px;
  padding: 18px;
  background: var(--color-sand-50);
  border: 1px dashed var(--color-coral-500);
  border-radius: var(--radius-md);
}
.pix-box__label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink-600);
  margin-bottom: 8px;
}
.pix-box__row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.pix-box__row code {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-teal-900);
  background: var(--color-white);
  padding: 10px 14px;
  border-radius: 8px;
  flex: 1 1 auto;
  min-width: 0;
  overflow-wrap: anywhere;
}
.pix-box__feedback {
  margin: 10px 0 0;
  min-height: 1.2em;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-teal-900); /* tom escuro sobre o fundo claro do card, para contraste acessível */
}

.bank-details { margin: 0; }
.bank-details div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.14);
  font-size: 0.92rem;
}
.bank-details div:last-child { border-bottom: none; }
.bank-details dt { color: rgba(255,255,255,0.65); }
.bank-details dd { margin: 0; font-weight: 600; text-align: right; }

/* ---------- 9b. Faixa de citação "Por que apoiar" ---------- */
.quote-band { background: var(--color-teal-900); }
.quote-band__content { padding-block: 8px 48px; text-align: center; }
.quote-band__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-coral-500);
  margin-bottom: 18px;
}
.quote-band blockquote {
  margin: 0 auto;
  max-width: 62ch;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  line-height: 1.5;
  color: var(--color-white);
}

/* ---------- 9c. CTA final antes do rodapé ---------- */
.closing-cta {
  background: var(--color-sand-50);
  text-align: center;
  padding-block: 64px;
}
.closing-cta__content { max-width: 680px; margin-inline: auto; }
.closing-cta__quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  color: var(--color-teal-900);
  margin-bottom: 14px;
}
.closing-cta__tagline {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-coral-600);
  margin-bottom: 26px;
}

/* ---------- 10. Galeria ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 36px;
}
.gallery-item {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius-md);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.gallery-item:hover img { transform: scale(1.08); }

.gallery-item__overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: 10px 12px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-white);
  background: linear-gradient(180deg, transparent, rgba(18,56,50,0.85));
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.gallery-item:hover .gallery-item__overlay,
.gallery-item:focus-visible .gallery-item__overlay {
  opacity: 1;
  transform: translateY(0);
}

.gallery-cta { text-align: center; margin-top: 32px; }

/* ---------- 11. Footer ---------- */
.site-footer {
  background: var(--color-teal-900);
  color: rgba(255,255,255,0.8);
  padding-top: 0;
}
.horizon-divider--footer { margin-top: -2px; }

.footer__inner {
  display: grid;
  gap: 36px;
  grid-template-columns: 1fr;
  padding-block: 8px 40px;
}
.footer__logo {
  display: block;
  width: 56px;
  height: 56px;
  border-radius: 10px;
  margin-bottom: 14px;
}
.footer__col h4 {
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.footer__col a:hover { color: var(--color-coral-500); }

.footer__social {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-weight: 600;
  color: var(--color-white);
}
.footer__social:hover { color: var(--color-coral-500); }

.footer__contact li { font-size: 0.92rem; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.14);
  padding: 22px 20px 28px;
  text-align: center;
  font-size: 0.82rem;
}
.footer__bottom p { margin: 0 0 6px; }
.footer__note { color: rgba(255,255,255,0.55); }

/* =========================================================
   12. RESPONSIVIDADE — Tablet (>= 640px)
   ========================================================= */
@media (min-width: 640px) {
  .pillars { grid-template-columns: repeat(3, 1fr); }
  .support-block__list { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .help-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .footer__inner { grid-template-columns: 1.3fr 1fr 1fr; }
}

/* =========================================================
   13. RESPONSIVIDADE — Desktop (>= 960px)
   ========================================================= */
@media (min-width: 960px) {
  .hamburger { display: none; }

  .main-nav {
    position: static;
    background: transparent;
    transform: none;
    padding: 0;
    z-index: auto;
  }
  .main-nav__list { flex-direction: row; gap: 32px; }
  .main-nav__list a { color: var(--color-ink-900); font-size: 0.98rem; }
  .main-nav__list a:hover { color: var(--color-coral-600); }

  .header__actions { gap: 0; }

  .hero__content { padding-block: 110px 180px; }

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

  .projects-grid { grid-template-columns: repeat(4, 1fr); }
  .help-grid { grid-template-columns: repeat(3, 1fr); }
}

/* No desktop, o botão "Doe Agora" some do header apenas se o menu estiver visível —
   aqui mantemos ambos, então garantimos espaçamento correto */
@media (min-width: 960px) {
  .header__actions { display: flex; align-items: center; gap: 0; }
}