:root {
    --primary-green: #4caf50;
    --secondary-yellow: #ffd700;
    --dark-border: #222;
    --text-light: #fff;
    --text-dark: #222;
    --font-family: "Arial", sans-serif; /* Fallback, ideally a custom font would be linked */
  }
  
  body {
    margin: 0;
    font-family: var(--font-family);
    background-color: var(--primary-green);
    color: var(--text-light);
    overflow-x: hidden; /* Prevent horizontal scroll from animations */
  }
  
  /* --- Loading Overlay --- */
  .loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-green);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out;
  }
  
  .loading-overlay.hidden {
    opacity: 0;
    pointer-events: none; /* Allow clicks through once hidden */
  }
  
  .loading-spinner {
    border: 8px solid rgba(255, 255, 255, 0.3);
    border-top: 8px solid var(--secondary-yellow);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
  }
  
  .loading-text {
    font-size: 1.5em;
    color: var(--text-light);
    opacity: 0;
    animation: fade-in 1s forwards;
    animation-delay: 0.5s;
  }
  
  @keyframes spin {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }
  
  @keyframes fade-in {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }
  
  /* --- Main Content --- */
  .main-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    box-sizing: border-box;
  }
  
  .main-content.hidden {
    display: none; /* Hide until loading is complete */
  }
  
  /* Header */
  .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    padding: 15px 20px;
    margin-bottom: 40px;
    box-sizing: border-box;
  }
  
  .header-left,
  .header-right {
    display: flex;
    align-items: center;
    gap: 20px;
  }
  
  .bonknus-logo-btn,
  .buy-now-btn,
  .social-icons-container {
    background-color: var(--secondary-yellow);
    border: 3px solid var(--dark-border);
    border-radius: 15px; /* More rounded corners */
    padding: 10px 20px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.2s ease;
    box-shadow: 4px 4px 0px var(--dark-border); /* Added shadow */
  }
  
  .bonknus-logo-btn {
    color: var(--dark-border);
    font-size: 1.2em;
    text-transform: uppercase;
  }
  
  .bonknus-logo-btn:hover,
  .buy-now-btn:hover {
    transform: translate(-2px, -2px); /* Slight lift effect */
    box-shadow: 6px 6px 0px var(--dark-border);
  }
  
  .header-nav {
    display: flex;
    gap: 25px;
  }
  
  .nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    position: relative;
    transition: color 0.2s ease;
  }
  
  .nav-link::after {
    content: "";
    position: absolute;
    width: 0;
    height: 3px;
    background: var(--secondary-yellow);
    left: 50%;
    bottom: -5px;
    transform: translateX(-50%);
    transition: width 0.3s ease-out;
  }
  
  .nav-link:hover {
    color: var(--secondary-yellow);
  }
  
  .nav-link:hover::after {
    width: 100%;
  }
  
  .buy-now-btn {
    background-color: var(--dark-border);
    color: var(--text-light);
    font-size: 1.1em;
    text-transform: uppercase;
    padding: 10px 25px;
  }
  
  .social-icons-container {
    display: flex;
    gap: 15px;
    padding: 8px 15px;
  }
  
  .social-icons-container a {
    color: var(--dark-border);
    transition: transform 0.2s ease;
  }
  
  .social-icons-container a:hover {
    transform: scale(1.1);
  }
  
  .social-icons-container .icon {
    width: 24px;
    height: 24px;
    stroke: var(--dark-border);
    stroke-width: 2;
  }
  
  /* Main Content Area */
  .main-content-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 800px;
    padding: 20px;
    flex-grow: 1; /* Allows it to take available space */
    justify-content: center; /* Center vertically */
  }
  
  .bonknus-character {
    width: 100%;
    max-width: 300px;
    height: auto;
    margin-bottom: 30px;
  }
  
  .bonknus-title {
    font-size: 5em;
    color: var(--secondary-yellow);
    -webkit-text-stroke: 3px var(--dark-border); /* Outline effect */
    text-stroke: 3px var(--dark-border);
    margin: 0 0 10px 0;
    line-height: 1;
    text-transform: uppercase;
    font-weight: 900;
  }
  
  .bonknus-subtitle {
    font-size: 1.8em;
    color: var(--text-light);
    margin: 0 0 20px 0;
    font-weight: bold;
  }
  
  .bonknus-description {
    font-size: 1.1em;
    line-height: 1.6;
    color: var(--text-light);
    margin-bottom: 30px;
  }
  
  .bonknus-description .highlight {
    color: var(--secondary-yellow);
    font-weight: bold;
  }
  
  .bonknus-call-to-action {
    font-size: 1.2em;
    font-weight: bold;
    color: var(--text-light);
  }
  
  /* --- Animations --- */
  @keyframes slide-down {
    from {
      transform: translateY(-20px);
      opacity: 0;
    }
    to {
      transform: translateY(0);
      opacity: 1;
    }
  }
  
  @keyframes slide-up {
    from {
      transform: translateY(20px);
      opacity: 0;
    }
    to {
      transform: translateY(0);
      opacity: 1;
    }
  }
  
  @keyframes pop-in {
    0% {
      transform: scale(0.5);
      opacity: 0;
    }
    70% {
      transform: scale(1.05);
      opacity: 1;
    }
    100% {
      transform: scale(1);
    }
  }
  
  .animate-fade-in {
    animation: fade-in 0.6s ease-out forwards;
    opacity: 0;
  }
  .animate-slide-down {
    animation: slide-down 0.6s ease-out forwards;
    opacity: 0;
  }
  .animate-slide-up {
    animation: slide-up 0.6s ease-out forwards;
    opacity: 0;
  }
  .animate-pop-in {
    animation: pop-in 0.8s cubic-bezier(0.68, -0.55, 0.27, 1.55) forwards;
    opacity: 0;
  }
  
  /* --- Responsive Design --- */
  @media (max-width: 1024px) {
    .header {
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
    }
    .header-nav {
      flex-basis: 100%;
      justify-content: center;
      margin-top: 15px;
    }
    .header-right {
      margin-top: 15px;
    }
  }
  
  @media (max-width: 768px) {
    .header {
      flex-direction: column;
      gap: 15px;
    }
    .header-nav {
      flex-direction: column;
      align-items: center;
      gap: 10px;
    }
    .bonknus-title {
      font-size: 3.5em;
      -webkit-text-stroke: 2px var(--dark-border);
      text-stroke: 2px var(--dark-border);
    }
    .bonknus-subtitle {
      font-size: 1.4em;
    }
    .bonknus-description {
      font-size: 1em;
    }
    .bonknus-logo-btn,
    .buy-now-btn,
    .social-icons-container {
      padding: 8px 15px;
      font-size: 1em;
    }
  }
  
  @media (max-width: 480px) {
    .bonknus-title {
      font-size: 2.5em;
      -webkit-text-stroke: 1.5px var(--dark-border);
      text-stroke: 1.5px var(--dark-border);
    }
    .bonknus-subtitle {
      font-size: 1.2em;
    }
    .bonknus-description {
      font-size: 0.9em;
    }
    .bonknus-character {
      max-width: 200px;
    }
    .header-nav {
      gap: 8px;
    }
    .nav-link {
      font-size: 1em;
    }
  }