/* Dynamic Ambient Background Layer */
/* Dynamic Ambient Background Layer (Wide Landscape Fit) */
.ambient-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    /* Menampilkan full lebar layar monitor landscape */
    background-size: 100% auto;
    background-position: center top;
    background-repeat: no-repeat;
    background-image: url('/assets/images/shopee-bg.jpg');
    filter: brightness(1.25) saturate(135%);
    -webkit-filter: brightness(1.25) saturate(135%);
    transition: background-image 0.6s ease;
    transform: none; /* Hilangkan zoom in */
  }
  
  @media (max-aspect-ratio: 16/9) {
    /* Fallback agar layar vertikal / ponsel tetap terisi penuh tanpa celah kosong */
    .ambient-backdrop {
      background-size: cover;
      background-position: center center;
    }
  }
  
  body[data-theme="shopee"] .ambient-backdrop {
    background-image: url('../images/shopee-bg.jpg');
  }
  
  body[data-theme="instagram"] .ambient-backdrop {
    background-image: url('../images/instagram-bg.jpg');
  }
  
  body[data-theme="tiktok"] .ambient-backdrop,
  body[data-theme="facebook"] .ambient-backdrop {
    background-image: url('../images/facebook-bg.jpg');
  }
  
  body[data-theme="x"] .ambient-backdrop {
    background-image: url('../images/x-bg.jpg');
  }
  
  /* Semi-transparent Dark Ambient Overlay */
  .ambient-overlay {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: radial-gradient(circle at 50% 30%, rgba(0, 0, 0, 0.25) 0%, rgba(6, 9, 14, 0.85) 100%),
                rgba(6, 9, 14, 0.4);
    pointer-events: none;
  }
  
  .main-content-wrapper {
    position: relative;
    z-index: 2;
  }
  
  /* Navigation */
  nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(6, 9, 14, 0.55);
  }
  
  .nav-container {
    max-width: 1040px;
    width: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .brand-logo {
    font-size: 19px;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--text-main);
  }
  
  .nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 28px;
    font-size: 13px;
    font-weight: 500;
    transition: color 0.3s ease;
  }
  
  .nav-links a:hover {
    color: var(--text-main);
  }
  
  /* Hero Section */
  .hero {
    text-align: center;
    padding: 70px 0 45px 0;
  }
  
  .hero h1 {
    font-size: 50px;
    font-weight: 800;
    margin: 0 0 16px 0;
    letter-spacing: -1.5px;
    line-height: 1.15;
  }
  
  .hero-highlight {
    color: #FFFFFF;
  }
  
  .hero p {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-muted);
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.6;
  }
  
  /* Section Blocks */
  .section-block {
    padding: 70px 0;
    border-top: 1px solid var(--border-glass);
  }
  
  .block-header {
    margin-bottom: 36px;
  }
  
  .block-number {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 2px;
    display: block;
    margin-bottom: 8px;
  }
  
  .block-header h2 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
  }
  
  /* Timeline / Origami Workflow */
  .timeline-container {
    border-left: 2px solid var(--border-glass);
    margin-left: 20px;
    padding-left: 36px;
    position: relative;
  }
  
  .timeline-step {
    position: relative;
    margin-bottom: 40px;
  }
  
  .timeline-step:last-child {
    margin-bottom: 0;
  }
  
  .timeline-step::before {
    content: "";
    position: absolute;
    left: -42px;
    top: 6px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #06090e;
    border: 2px solid var(--accent);
    box-shadow: 0 0 14px var(--accent-glow);
    z-index: 2;
  }
  
  .step-desc h4 {
    font-size: 18px;
    margin: 0 0 8px 0;
    color: var(--text-main);
    font-weight: 600;
  }
  
  .step-desc p {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 400;
    margin: 0 0 16px 0;
  }
  
  /* Footer */
  footer {
    position: relative;
    z-index: 2;
    border-top: 1px solid var(--border-glass);
    padding: 60px 0 40px;
    background: rgba(6, 9, 14, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
  }
  
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
  }
  
  .brand-col p {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 12px;
    max-width: 320px;
  }
  
  .footer-col h6 {
    font-size: 13px;
    margin-bottom: 16px;
    color: var(--text-main);
    letter-spacing: 0.5px;
    font-weight: 600;
  }
  
  .footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  
  .footer-col a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
  }
  
  .footer-col a:hover {
    color: var(--text-main);
  }
  
  .disclaimer-note {
    border-top: 1px solid var(--border-glass);
    padding-top: 24px;
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.6;
  }
  
  .copyright {
    margin-top: 12px;
    font-size: 11px;
  }
  
  @media (max-width: 800px) {
    .hero h1 { font-size: 34px; }
    .features-grid, .footer-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
  }