# style.css

```css
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;700;800&display=swap');

/*
PALETA:
Escuro = sofisticação + tecnologia
Azul petróleo = confiança
Roxo profundo = criatividade
Ciano suave = destaque moderno
*/

:root {
  --background: #07111f;
  --surface: rgba(13, 23, 39, 0.82);
  --surface-solid: #0f1b2d;
  --border: rgba(148, 163, 184, 0.12);

  --primary: #7c4dff;
  --primary-hover: #6d3df5;

  --secondary: #22d3ee;
  --secondary-soft: #0ea5b7;

  --text: #f5f7fb;
  --muted: #94a3b8;

  --shadow: 0 10px 35px rgba(0,0,0,0.35);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Manrope', sans-serif;
  background:
    radial-gradient(circle at top left, rgba(124,77,255,0.18), transparent 30%),
    radial-gradient(circle at bottom right, rgba(34,211,238,0.10), transparent 30%),
    linear-gradient(180deg, #07111f 0%, #08131f 100%);

  color: var(--text);
  line-height: 1.7;
  transition: background 0.4s ease, color 0.4s ease;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 10px;
  background: white;
  color: black;
  padding: 12px 18px;
  border-radius: 10px;
  z-index: 999;
  font-weight: bold;
}

.skip-link:focus {
  left: 10px;
}

.topo {
  position: sticky;
  top: 0;
  backdrop-filter: blur(16px);
  background: rgba(15,23,42,0.7);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.topo .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  flex-wrap: wrap;
  gap: 20px;
}

.logo-area h1 {
  font-size: 1.8rem;
}

.logo-area p {
  color: var(--muted);
}

.acoes-topo {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.pesquisa-box input {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 18px;
  color: var(--text);
  width: 220px;
  font-family: inherit;
}

.pesquisa-box input:focus {
  outline: 2px solid var(--secondary);
}

.tema-btn,
.leitor-btn,
.idioma-btn {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  width: 48px;
  height: 48px;
  border-radius: 14px;
  cursor: pointer;
  font-size: 1rem;
  transition: 0.3s;
}

.tema-btn:hover,
.leitor-btn:hover,
.idioma-btn:hover {
  transform: scale(1.05);
}

.menu {
  list-style: none;
  display: flex;
  gap: 24px;
}

.menu a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
}

.menu a:hover,
.menu a:focus {
  color: var(--secondary);
}

.hero {
  padding: 110px 0;
}

.hero-grid,
.sobre-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.badge,
.mini-title,
.section-title span {
  display: inline-block;
  color: #c4b5fd;
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 8px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
  font-size: 0.85rem;
}

.hero h2,
.section-title h2,
.sobre h2 {
  font-size: 3rem;
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero p,
.card p,
.sobre p {
  color: var(--muted);
}

.hero-buttons {
  display: flex;
  gap: 15px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary,
.card-link {
  text-decoration: none;
  font-weight: bold;
  border-radius: 14px;
  transition: 0.3s;
}

.btn-primary {
  background: linear-gradient(135deg, #7c4dff, #22d3ee);
  color: white;
  padding: 14px 24px;
  box-shadow: 0 10px 25px rgba(124,77,255,0.35);
}

.btn-secondary {
  border: 1px solid var(--border);
  color: white;
  padding: 14px 24px;
}

.hero-card,
.card {
  background: rgba(15, 27, 45, 0.72);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 30px;
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-card ul {
  list-style: none;
}

.hero-card li {
  margin-bottom: 14px;
  color: var(--muted);
}

.estatisticas,
.problemas,
.sobre {
  padding: 100px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 55px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card h3 {
  margin-bottom: 15px;
}

.card-link {
  display: inline-block;
  margin-top: 20px;
  color: var(--secondary);
}

.card:hover {
  transform: translateY(-5px);
  transition: 0.3s;
}

.sobre img {
  width: 100%;
  border-radius: 28px;
  border: 1px solid var(--border);
}

body.light-mode {
  --background: #eef4fb;
  --surface: rgba(255,255,255,0.82);
  --surface-solid: #ffffff;
  --border: rgba(15,23,42,0.08);

  --primary: #6d3df5;
  --primary-hover: #5c2ff0;

  --secondary: #0891b2;
  --secondary-soft: #0e7490;

  --text: #0f172a;
  --muted: #475569;

  --shadow: 0 10px 30px rgba(15,23,42,0.08);

  background:
    radial-gradient(circle at top left, rgba(124,77,255,0.08), transparent 30%),
    radial-gradient(circle at bottom right, rgba(34,211,238,0.08), transparent 30%),
    linear-gradient(180deg, #eef4fb 0%, #f8fbff 100%);
}

body.light-mode .topo {
  background: rgba(255,255,255,0.72);
}

body.light-mode .hero-card,
body.light-mode .card,
body.light-mode form {
  background: rgba(255,255,255,0.88);
}

body.light-mode .btn-secondary {
  color: #0f172a;
}

body.light-mode input {
  color: #0f172a;
  background: rgba(255,255,255,0.95);
}

/* Correções do modo escuro */
body.dark-mode {
  color: #f5f7fb;
}

body.dark-mode .logo-area h1,
body.dark-mode .hero h2,
body.dark-mode .section-title h2,
body.dark-mode .card h3,
body.dark-mode .sobre h2,
body.dark-mode p,
body.dark-mode a,
body.dark-mode li,
body.dark-mode label {
  color: #f5f7fb;
}

body.dark-mode .card p,
body.dark-mode .hero p,
body.dark-mode .sobre p,
body.dark-mode .logo-area p,
body.dark-mode .hero-card li {
  color: #94a3b8;
}

body.dark-mode input,
body.dark-mode textarea {
  background: rgba(255,255,255,0.04);
  color: #f5f7fb;
}

body.dark-mode .pesquisa-box input {
  color: #f5f7fb;
}

body.dark-mode .tema-btn {
  color: #f5f7fb;
}

body.light-mode .btn-secondary {
  color: #0f172a;
}

body.light-mode input {
  color: #0f172a;
}

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

footer {
  padding: 35px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
}

@media (max-width: 900px) {

  .hero-grid,
  .sobre-grid {
    grid-template-columns: 1fr;
  }

  .hero h2,
  .section-title h2,
  .sobre h2 {
    font-size: 2.3rem;
  }
}

@media (max-width: 600px) {

  .menu {
    flex-direction: column;
    width: 100%;
    text-align: center;
  }

  .hero {
    padding: 80px 0;
  }
}