*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body{
  background: linear-gradient(to bottom, #0f2027, #203a43, #2c5364);
  color: #ffffff;
}

.container{
  max-width: 900px;
  margin: auto;
  padding: 80px 20px;
  line-height: 1.8;
}

h1{
  text-align: center;
  margin-bottom: 30px;
  color: #ffd369;
}

h2{
  margin-top: 28px;
  margin-bottom: 10px;
  color: #ffcc70;
}

p{
  margin-bottom: 14px;
  font-size: 15px;
}

ul{
  margin-left: 22px;
  margin-bottom: 15px;
}

.footer{
  text-align: center;
  margin-top: 40px;
  font-style: italic;
  opacity: 0.9;
}

/* Hamburger */
.hamburger{
  position: fixed;
  top: 20px;
  right: 20px;
  width: 30px;
  cursor: pointer;
  z-index: 10001;
}

.hamburger span{
  display: block;
  height: 3px;
  background: #ffd369;
  margin: 6px 0;
}

/* Sidebar */
.side-menu{
  position: fixed;
  top: 0;
  right: -260px;
  width: 260px;
  height: 100%;
  background: #0f2027;
  padding-top: 60px;
  transition: 0.3s ease;
  z-index: 10000;
}

.side-menu a{
  display: block;
  padding: 15px 20px;
  color: #ffffff;
  text-decoration: none;
}

.side-menu a:hover{
  background: #203a43;
  color: #ffd369;
}

.side-menu.open{
  right: 0;
}

#overlay{
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: none;
  z-index: 9999;
}