* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: #000;
  color: #fff;
  overflow: hidden;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  min-height: 100svh;
}

#site {
  width: 100%;
  height: 100svh;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
  background: #000;
}

#site::-webkit-scrollbar {
  display: none;
}

.screen {
  position: relative;
  width: 100%;
  height: 100svh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  background: #000;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.screen img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.hotspot {
  position: absolute;
  display: block;
  z-index: 5;
  cursor: pointer;
  border: 0;
  background: transparent;
  text-decoration: none;
  outline: none;
}

.hotspot:focus-visible {
  box-shadow: 0 0 0 2px rgba(255,255,255,.9);
}

.language-switch {
  position: fixed;
  z-index: 50;
  top: 18px;
  right: max(22px, env(safe-area-inset-right));
  display: flex;
  gap: 7px;
  align-items: center;
  font-size: 14px;
  letter-spacing: .12em;
  opacity: .72;
  mix-blend-mode: screen;
}

.language-switch button {
  border: 0;
  padding: 3px 2px;
  background: transparent;
  color: #fff;
  font: inherit;
  letter-spacing: inherit;
  cursor: pointer;
}

.language-switch button.active {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.language-switch span {
  opacity: .45;
}

.screen-indicator {
  position: fixed;
  z-index: 40;
  left: 22px;
  bottom: max(16px, env(safe-area-inset-bottom));
  font-size: 10px;
  letter-spacing: .16em;
  opacity: .35;
  pointer-events: none;
}

.screen-indicator span:first-child {
  opacity: 1;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (max-width: 700px) {
  .language-switch {
    top: 18px;
    right: max(10px, env(safe-area-inset-right));
    font-size: 11px;
  }

  .screen-indicator {
    left: 14px;
    bottom: max(12px, env(safe-area-inset-bottom));
  }
}

@media (prefers-reduced-motion: reduce) {
  #site {
    scroll-behavior: auto;
  }
}


/* FIXED PRIMARY NAVIGATION — deliberately visible / language-aware */
.screen-nav {
  position: fixed;
  z-index: 1000;
  top: 18px;
  left: 24px;
  transform: none;
  width: min(1700px, calc(100vw - 120px));
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 0;
  padding: 12px 14px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 4px;
  background: rgba(0,0,0,.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 8px 30px rgba(0,0,0,.35);
}

.screen-nav button {
  min-width: 0;
  height: 60px;
  padding: 0 12px;
  border: 0;
  border-right: 1px solid rgba(255,255,255,.12);
  background: transparent;
  color: rgba(255,255,255,.62);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font: 14px/1.05 Arial, Helvetica, sans-serif;
  letter-spacing: .10em;
  white-space: nowrap;
  transition: color .18s ease, background .18s ease;
}

.screen-nav button:last-child { border-right: 0; }

.screen-nav button b {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: .08em;
  opacity: .75;
}

.screen-nav button span {
  font-size: 12px;
  letter-spacing: .08em;
}

.screen-nav button:hover {
  color: #fff;
  background: rgba(255,20,147,.08);
}

.screen-nav button.active {
  color: #fff;
  background: rgba(255,20,147,.12);
  box-shadow: inset 0 -2px 0 #ff1493;
}

.screen-nav button.active b { color: #ff1493; opacity: 1; }

@media (max-width: 900px) {
  .screen-nav {
    width: calc(100vw - 100px);
    left: 10px;
    top: 10px;
    padding: 7px;
  }
  .screen-nav button { height: 44px; padding: 0 5px; }
  .screen-nav button b { font-size: 10px; }
  .screen-nav button span { font-size: 8px; }
}

@media (max-width: 600px) {
  .screen-nav {
    top: auto;
    bottom: max(12px, env(safe-area-inset-bottom));
    width: calc(100vw - 20px);
    border-radius: 22px;
    padding: 5px 7px;
  }
  .screen-nav button {
    height: 30px;
    border-right: 0;
    border-radius: 15px;
  }
  .screen-nav button span { display: none; }
  .screen-nav button b { font-size: 9px; }
}

/* CTA HOTSPOTS — full clickable area around the visible button */
.screen .hotspot {
  z-index: 20;
  min-width: 120px;
  min-height: 44px;
}