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

body {
  font-family: 'Poppins', sans-serif;
  background: url("anh.jpg") center/cover fixed;
  color: #fff;
}

/* NAVBAR */
.navbar {
  position: fixed;
  width: 100%;
  top: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: space-between;
  padding: 15px 40px;
  z-index: 1000;
}

.logo {
  font-weight: 700;
  color: #ffae00;
}

.menu {
  list-style: none;
  display: flex;
  gap: 25px;
}

.menu a {
  color: #fff;
  text-decoration: none;
  transition: 0.3s;
}

.menu a:hover {
  color: #ffae00;
}

.dropdown {
  position: relative;
}

.submenu {
  position: absolute;
  top: 35px;
  left: 0;
  background: rgba(0,0,0,0.9);
  display: none;
  list-style: none;
  border-radius: 8px;
}

.dropdown:hover .submenu {
  display: block;
}

.submenu li a {
  display: block;
  padding: 10px 15px;
}

/* HERO */
.hero {
  height: 100vh;
  background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.85));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero h1 {
  font-size: 60px;
  color: #ffae00;
}

.hero p {
  margin: 20px 0;
}



.btn {
  padding: 12px 30px;
  background: linear-gradient(45deg, red, orange);
  border-radius: 30px;
  color: #fff;
  text-decoration: none;
}

/* SECTION */
.section {
  max-width: 1100px;
  margin: 80px auto;
  padding: 60px 30px;
  background: rgba(0,0,0,0.7);
  border-radius: 15px;
  text-align: center;
}

.section h2 {
      font-size: 32px;
      margin-bottom: 25px;
      color: #ffb300;
      text-align: center;
    }

    .section p {
      font-size: 17px;
      line-height: 1.8;
      text-align: center;
      color: #e0e0e0;
    }

/* TIMELINE */
.timeline {
  display: flex;
  justify-content: space-around;
  margin-top: 40px;
}

.time-item {
  background: #111;
  padding: 20px;
  border-radius: 10px;
  width: 150px;
}

.fire {
  border: 2px solid orange;
}

/* GALLERY */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px,1fr));
  gap: 20px;
}

.gallery img {
  width: 100%;
  border-radius: 12px;
}

/* CONTACT */
form {
  max-width: 500px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

input, textarea {
  padding: 12px;
  border-radius: 8px;
  border: none;
}

/* FOOTER */
footer {
  background: #000;
  padding: 25px;
  text-align: center;
}

.social a {
  margin: 0 10px;
  color: #ffae00;
  text-decoration: none;
}

/* SCROLL ANIMATION */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: 1s;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}