:root {
  --azul: #004AA8;
  --azul-escuro: #00336f;
  --azul-claro: #0067C8;
  --verde: #0C8A3D;
  --verde-claro: #74C043;
  --branco: #FFFFFF;
  --cinza: #F4F7FA;
  --cinza-borda: #DDE6EF;
  --texto: #1F2937;
}

html {
  scroll-behavior: smooth;
}

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

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--texto);
  background: var(--branco);
  line-height: 1.6;
}

.hero {
  min-height: 100vh;
  background: url("imagem/foz-do-iguacu-aerea.webp") center/cover no-repeat;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
}

.overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(0, 35, 80, 0.62),
    rgba(12, 138, 61, 0.38)
  );
}

.hero-content {
  position: relative;
  max-width: 950px;
  color: white;
  z-index: 2;
}

.logo-evento {
  max-width: 420px;
  width: 90%;
  margin-bottom: 30px;
  background: rgba(255, 255, 255, 0.94);
  padding: 28px;
  border-radius: 28px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.35);
}

h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 20px;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 30px;
  text-shadow: 0 3px 14px rgba(0, 0, 0, 0.45);
}

.btn,
button {
  background: linear-gradient(90deg, var(--verde), var(--verde-claro));
  color: white;
  border: none;
  padding: 16px 34px;
  border-radius: 999px;
  font-weight: bold;
  text-decoration: none;
  cursor: pointer;
  font-size: 1rem;
  display: inline-block;
  transition: all 0.25s ease;
}

.btn:hover,
button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

.section {
  max-width: 1100px;
  margin: auto;
  padding: 80px 20px;
}

.section h2 {
  color: var(--azul);
  font-size: 2.2rem;
  margin-bottom: 24px;
}

.intro p {
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.info-grid div,
.cards div {
  background: var(--cinza);
  padding: 28px;
  border-radius: 20px;
  border-top: 5px solid var(--verde);
  box-shadow: 0 12px 35px rgba(0, 74, 168, 0.08);
}

.info-grid h3 {
  color: var(--azul);
  margin-bottom: 8px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.programacao-destaque {
  background: linear-gradient(135deg, #003a86, #0056b3);
  color: white;
  border-radius: 30px;
  margin-top: 50px;
  margin-bottom: 50px;
  max-width: 1180px;
  box-shadow: 0 25px 80px rgba(0, 58, 134, 0.25);
}

.programacao-header {
  text-align: center;
  margin-bottom: 50px;
}

.programacao-header h2 {
  color: white;
  font-size: clamp(2.3rem, 5vw, 3.2rem);
  margin-bottom: 15px;
}

.programacao-header p {
  max-width: 800px;
  margin: auto;
  font-size: 1.15rem;
  opacity: 0.95;
}

.agenda-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 26px;
}

.agenda-card {
  background: white;
  color: #1F2937;
  border-radius: 22px;
  padding: 28px;
  transition: 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .15);
  border-bottom: 5px solid var(--verde-claro);
}

.agenda-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, .25);
}

.hora {
  display: inline-block;
  background: var(--verde);
  color: white;
  padding: 8px 16px;
  border-radius: 50px;
  font-weight: bold;
  margin-bottom: 16px;
}

.agenda-card h3 {
  color: var(--azul);
  margin-bottom: 14px;
  font-size: 1.25rem;
}

.agenda-card p {
  margin-bottom: 10px;
}

.agenda-card ul {
  padding-left: 20px;
  margin-top: 8px;
}

.agenda-card li {
  margin-bottom: 8px;
}

.cta-programacao {
  text-align: center;
  margin-top: 50px;
}

.inscricao {
  text-align: center;
}

.inscricao p {
  margin-bottom: 30px;
}

footer {
  background: linear-gradient(120deg, var(--azul-escuro), var(--azul));
  color: white;
  text-align: center;
  padding: 50px 20px;
}

footer p {
  font-size: 1.1rem;
  font-weight: bold;
}

.logos-footer {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.logos-footer img {
  max-height: 90px;
  background: white;
  padding: 14px;
  border-radius: 12px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.btn-fixo {
  position: fixed;
  right: 24px;
  bottom: 24px;
  background: linear-gradient(90deg, var(--verde), var(--verde-claro));
  color: white;
  text-decoration: none;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: bold;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  z-index: 99;
}

.btn-fixo:hover {
  transform: translateY(-2px);
}

@media (max-width: 900px) {
  .info-grid,
  .cards {
    grid-template-columns: 1fr;
  }

  .logo-evento {
    max-width: 330px;
    padding: 22px;
  }

  .section {
    padding: 60px 20px;
  }

  .programacao-destaque {
    border-radius: 0;
    margin-top: 30px;
    margin-bottom: 30px;
  }

  .btn-fixo {
    right: 16px;
    bottom: 16px;
    padding: 12px 20px;
    font-size: 0.9rem;
  }
}