/* =============== RESET & BASE =============== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html, body {
  width: 100%;
  height: 100%;
  font-family: 'Segoe UI', sans-serif;
  background: #111;
  color: #fff;
  overflow-x: hidden;
}

/* =============== SLIDER FULLSCREEN =============== */
#slider_fullscreen {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}
.slider-wrapper, .slider-slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
}
.slider-slide {
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity .6s ease-in-out;
}
.slider-slide.active {
  opacity: 1;
  z-index: 1;
}

/* =============== HERO SECTION =============== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  background-size: cover;
  background-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.hero-logo {
  width: 320px;
  margin-bottom: 30px;
  transition: width .3s ease;
}
.hero-btn {
  padding: 15px 35px;
  background: #ffd700;
  color: #000;
  font-weight: bold;
  border-radius: 6px;
  font-size: 18px;
  text-decoration: none;
  transition: background .3s ease, transform .3s;
}
.hero-btn:hover {
  background: #fff08a;
  transform: scale(1.05);
}

/* =============== CLASS INFO SECTION =============== */
#class-info {
  /* usa imagem de fundo em vez do gradient */
  background: url('/images/class-info-bg.jpg') center center / cover no-repeat;
  /* remove borda, raio e sombra */
  border: none;
  border-radius: 0;
  box-shadow: none;
  padding: 20px;
  max-width: 1300px;
  margin: -10px auto 40px;
  text-align: center;
  overflow: visible;
}
#class-info img {
  width: 200px;
  margin-bottom: 20px;
  /* sem borda, sem arredondado, sem sombra */
  border: none;
  border-radius: 0;
  box-shadow: none;
  transition: width .3s ease;
}
#class-info h2 {
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  text-shadow: 2px 2px 8px rgba(0,0,0,.8);
  line-height: 1.3;
  margin-bottom: 20px;
}
#class-info p {
  font-size: 16px;
  color: #f0f0f0;
}
.star {
  display: inline-block;
  color: #ffd700;
  margin: 0 2px;
  font-size: 20px;
  animation: twinkle 1.2s ease-in-out infinite alternate;
}
@keyframes twinkle {
  from { opacity: 1; transform: scale(1); }
  to   { opacity: .3; transform: scale(1.2); }
}

/* =============== CLASS OPTIONS =============== */
.class-options {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0 40px;
  max-width: 1000px;
  margin: 0 auto 40px;
}
.class-option {
  flex: 1;
  background: rgba(0,0,0,.7);
  padding: 20px;
  border-radius: 10px;
  text-align: center;
  /* desativa aparência de botão */
  cursor: default;
  opacity: 0.9;
  /* desativa transform e sombra */
  transition: none;
}
.class-option:hover {
  transform: none !important;
  box-shadow: none !important;
}
.class-option img {
  width: 60px;
  margin-bottom: 15px;
  transition: width .3s;
}
.class-option h2 {
  font-size: 18px;
  color: #fff;
}

/* =============== NEWS / FEATURES SECTION =============== */
.news-section {
  background: #d3cfd3;
  color: #fff;
  padding: 80px 60px;
  text-align: center;
}
.news-title {
  font-size: 32px;
  margin-bottom: 40px;
  font-weight: bold;
  text-transform: uppercase;
  text-shadow: 1px 1px 6px rgba(0,0,0,.7);
}
.news-cards {
  display: flex;
  justify-content: space-around;
  gap: 30px;
  flex-wrap: wrap;
}
.news-card {
  background: transparent;
  border: none;
  padding: 20px;
  width: 300px;
  color: #fff;
  transition: transform .3s;
}
.news-card:hover {
  transform: translateY(-8px);
}
.news-card img {
  width: 100%;
  border-radius: 4px;
}
.news-card h4 {
  margin: 15px 0 10px;
  font-size: 20px;
}
.news-card p {
  font-size: 14px;
  line-height: 1.4;
}
.news-card a {
  display: inline-block;
  margin-top: 10px;
  text-decoration: none;
  color: #ffd700;
  font-weight: bold;
}

/* =============== DETAILED FEATURE BLOCK =============== */
.feature {
  display: flex;
  align-items: center;
  padding: 80px 60px;
  background-size: cover;
  background-position: center;
}
.feature-content {
  background: rgba(0,0,0,.65);
  padding: 40px;
  max-width: 600px;
  color: #fff;
  border-radius: 10px;
}
.feature h3 {
  color: #aaa;
  margin-bottom: 10px;
}
.feature h1 {
  font-size: 36px;
  margin-bottom: 20px;
}
.feature p {
  font-size: 18px;
  margin-bottom: 30px;
}
.feature-btn {
  background: #ff003b;
  color: #fff;
  padding: 12px 25px;
  text-decoration: none;
  font-weight: bold;
  border-radius: 5px;
  transition: background .3s, transform .3s;
}
.feature-btn:hover {
  background: #ff3366;
  transform: scale(1.05);
}

/* =============== RESPONSIVIDADE =============== */
@media screen and (max-width: 992px) {
  .feature {
    flex-direction: column;
    padding: 60px 20px;
  }
  .hero-logo { width: 220px; }
  #class-info img { width: 180px; }
}
@media screen and (max-width: 768px) {
  #slider_fullscreen { display: none; }
  .hero-logo { width: 200px; }
  .hero-btn { font-size: 16px; padding: 12px 30px; }
  #class-info {
    padding: 20px;
    margin-top: 20px;
  }
  #class-info img { width: 150px; }
  .class-options {
    flex-direction: column;
    gap: 20px;
  }
  .class-option img { width: 120px; }
  .news-section {
    padding: 40px 20px;
  }
  .news-title { font-size: 22px; margin-bottom: 30px; }
  .news-cards { flex-direction: column; gap: 20px; }
  .news-card { width: 100%; padding: 15px; }
  .feature-content { width: 100%; padding: 20px; }
  .feature h1 { font-size: 28px; }
  .feature p { font-size: 16px; }
  .feature-btn { font-size: 16px; padding: 12px 20px; }
  .feature iframe { width: 100%; height: auto; }
}