/* Global Reset & Strict Zero-Scroll Lock */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  height: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden !important;
  background-color: #1a120c; /* Harmonious rich deep warm amber tint sampled from background */
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  touch-action: none;
  -webkit-overflow-scrolling: none;
}

/* Screen reader text for SEO structure without visual layout impact */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Single Banner Container Lock */
.banner-container {
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
}

/* Responsive Image Display Options */
.hero-banner {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
}

/* Mobile & Portrait Optimizations - Contain image so zero text gets cropped while preserving 0-scroll layout */
@media (max-aspect-ratio: 16/10) {
  .hero-banner {
    object-fit: contain;
    object-position: center center;
    max-width: 100%;
    max-height: 100%;
  }
}