/* ==========================================================================
   OLHA PRO CÉU - UNIVASF
   Paleta de Cores baseada na logo oficial (Amarelo & Preto)
   ========================================================================== */

:root {
  --bg-dark: #050505;
  --card-bg: #111111;
  --header-bg: rgba(5, 5, 5, 0.95);
  --accent-gold: #ffcc00;
  --accent-gold-hover: #e6b800;
  --text-main: #f0f0f0;
  --text-muted: #a0a0a0;
  --border-subtle: rgba(255, 204, 0, 0.2);
  --max-width: 1200px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header & Navegação */
header {
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-subtle);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: #fff;
  text-decoration: none;
  text-transform: uppercase;
}

.logo span {
  color: var(--accent-gold);
}

nav a {
  color: var(--text-main);
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s ease;
}

nav a:hover,
nav a.active {
  color: var(--accent-gold);
}

/* Banner Principal */
.hero {
  background: linear-gradient(rgba(5, 5, 5, 0.85), rgba(5, 5, 5, 1)), 
              url('https://images.unsplash.com/photo-1506703719100-a0f3a48c0f86?q=80&w=1600&auto=format&fit=crop') center/cover no-repeat;
  min-height: 65vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 3rem 2rem;
  border-bottom: 1px solid var(--border-subtle);
}

.logo-img {
  max-width: 220px;
  height: auto;
  margin-bottom: 1.5rem;
  filter: drop-shadow(0 0 10px rgba(255, 204, 0, 0.3));
}

.hero h1 {
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
  color: var(--accent-gold);
  text-transform: uppercase;
}

.hero .slogan {
  font-size: 1.1rem;
  letter-spacing: 2px;
  color: var(--text-main);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.hero p.desc {
  font-size: 1rem;
  max-width: 650px;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

/* Botões */
.btn-primary {
  display: inline-block;
  background: transparent;
  color: var(--accent-gold);
  border: 2px solid var(--accent-gold);
  padding: 0.7rem 1.8rem;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.3s ease;
  text-decoration: none;
}

.btn-primary:hover {
  background: var(--accent-gold);
  color: #000;
  box-shadow: 0 0 15px rgba(255, 204, 0, 0.4);
}

/* Estrutura de Conteúdo */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 2rem;
  width: 100%;
  flex: 1;
}

.section-title {
  font-size: 1.6rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 2rem;
  border-left: 4px solid var(--accent-gold);
  padding-left: 1rem;
  color: #fff;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

/* Cartões */
.card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(255, 204, 0, 0.15);
  border-color: var(--accent-gold);
}

.card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-tag {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-gold);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
  color: #fff;
}

.card-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex: 1;
}

.content-box {
  background-color: var(--card-bg);
  border-radius: 8px;
  padding: 2rem;
  border: 1px solid var(--border-subtle);
  margin-bottom: 2rem;
}

/* Rodapé */
footer {
  background-color: #000;
  border-top: 1px solid var(--border-subtle);
  padding: 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: auto;
}
/* ==========================================================================
   Efeitos Visuais e UX do Espaço
   ========================================================================== */

.hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at center, #0d122b 0%, #050505 80%);
}

/* Efeito de fundo das estrelas e do Planeta Terra em rotação/movimento */
.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: url('https://images.unsplash.com/photo-1614728894747-a83421e2b9c9?q=80&w=800&auto=format&fit=crop') center/cover no-repeat;
  border-radius: 50%;
  box-shadow: inset -30px -30px 50px rgba(0, 0, 0, 0.9), 0 0 40px rgba(0, 210, 255, 0.2);
  opacity: 0.65;
  animation: orbitEarth 60s infinite linear;
  pointer-events: none;
  z-index: 1;
}

/* Camada para garantir que o texto do Hero fique legível sobre a animação */
.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

@keyframes orbitEarth {
  0% {
    transform: rotate(0deg) translateY(0px);
  }
  50% {
    transform: rotate(180deg) translateY(20px);
  }
  100% {
    transform: rotate(360deg) translateY(0px);
  }
}

/* Responsividade do Planeta em telas menores */
@media (max-width: 768px) {
  .hero::before {
    width: 280px;
    height: 280px;
    top: -5%;
    right: -20%;
    opacity: 0.4;
  }
}

/* Estilos do Jogo */
.game-container {
  background: var(--card-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.game-card {
  font-size: 4rem;
  margin: 1.5rem 0;
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.btn-game {
  background: #181b2a;
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  padding: 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.2s;
}

.btn-game:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.score-board {
  font-size: 1.2rem;
  color: var(--accent-gold);
  margin-bottom: 1rem;
  font-weight: bold;
}