* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    min-height: 100vh;
    min-height: 100svh; /* For mobile browsers */
    display: flex;
    flex-direction: column;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: linear-gradient(135deg, #0a0f1f, #0f172a, #0c1322);
    color: white;
    overflow-x: hidden;
  }
  
  .navbar {
    width: 100%;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
  }
  
  .brand {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
  }
  
  .burger-menu {
    width: 30px;
    height: 20px;
    position: relative;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  
  .burger-menu span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: white;
    border-radius: 2px;
    transition: all 0.3s ease;
    opacity: 0.8;
  }
  
  .burger-menu:hover span {
    opacity: 1;
  }
  
  .container {
    text-align: center;
    padding: clamp(1rem, 5vw, 3rem);
    width: 90%;
    max-width: 600px;
    margin: auto;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  
  h1 {
    font-size: clamp(2rem, 8vw, 3.5rem);
    margin-bottom: clamp(0.5rem, 3vw, 1.5rem);
    font-weight: 700;
    letter-spacing: 1px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  }
  
  p {
    font-size: clamp(1rem, 4vw, 1.2rem);
    opacity: 0.9;
    line-height: 1.6;
    max-width: 40ch;
    margin: 0 auto;
  }