/* Mobile-first, full viewport */
*, *::before, *::after { box-sizing: border-box; }

html {
  height: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100%;
  min-height: 100dvh;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  overflow: hidden;
  touch-action: manipulation;
}

#app {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
}

/* One visible view at a time */
.view {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease;
}

.view-hidden {
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
}

.view:not(.view-hidden) {
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
}

/* Full-bleed background image */
.screen-bg {
  position: absolute;
  inset: 0;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-color: #fff;
}

.fit-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  user-select: none;
  pointer-events: none;
}

/* Clickable stage for silhouette/organs (image is pointer-events: none so clicks hit stage) */
.scope-stage {
  background-color: #fff;
  cursor: crosshair;
}

.scope-stage .fit-img {
  pointer-events: none;
}

/* Overlay for home buttons */
.content-overlay {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 320px;
  padding: 1rem;
}

.choice-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.btn-choice {
  width: 100%;
  max-width: 220px;
  padding: 1rem 1.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: #fff;
  background: #2d5016;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  touch-action: manipulation;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  transition: transform 0.1s ease, background 0.15s ease;
}

.btn-choice:active {
  transform: scale(0.98);
}

.btn-choice:hover {
  background: #3a6b1e;
}

.link-buttons {
  position: absolute;
  bottom: max(1rem, env(safe-area-inset-bottom));
  left: max(1rem, env(safe-area-inset-left));
  right: max(1rem, env(safe-area-inset-right));
  z-index: 2;
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: 1rem;
  padding: 0 0.5rem;
}

.btn-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  flex: 1;
  min-width: 0;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: #2d5016;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  touch-action: manipulation;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  transition: transform 0.1s ease, background 0.15s ease;
  text-decoration: none;
  box-sizing: border-box;
}

.btn-link:active {
  transform: scale(0.98);
}

.btn-link:hover {
  background: #3a6b1e;
  color: #fff;
}

.btn-link-arrow {
  display: inline-block;
  width: 1em;
  height: 1em;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E") center/contain no-repeat;
  margin-left: 0.15em;
}

/* Bow scope: circle + crosshair, centered on (left, top) via transform */
.scope {
  position: absolute;
  width: 56px;
  height: 56px;
  left: 0;
  top: 0;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 5;
}

.scope::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 3px solid rgba(200, 60, 40, 0.9);
  border-radius: 50%;
  background: rgba(200, 60, 40, 0.12);
}

.scope::after {
  display: none;
}

.scope .scope-v,
.scope .scope-h {
  position: absolute;
  background: rgba(200, 60, 40, 0.9);
}

.scope .scope-v {
  left: 50%;
  top: 0;
  width: 2px;
  height: 100%;
  margin-left: -1px;
}

.scope .scope-h {
  top: 50%;
  left: 0;
  height: 2px;
  width: 100%;
  margin-top: -1px;
}

.scope.hidden {
  opacity: 0;
  visibility: hidden;
}

.scope:not(.hidden) {
  opacity: 1;
  visibility: visible;
}

/* Action buttons: bottom right */
.btn-action {
  position: absolute;
  bottom: max(1rem, env(safe-area-inset-bottom));
  right: max(1rem, env(safe-area-inset-right));
  z-index: 10;
  padding: 0.75rem 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: #2d5016;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  touch-action: manipulation;
  box-shadow: 0 2px 10px rgba(0,0,0,0.25);
  transition: opacity 0.2s ease, transform 0.1s ease;
}

.btn-action:active {
  transform: scale(0.97);
}

.btn-action.hidden {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.btn-action:not(.hidden) {
  opacity: 1;
  visibility: visible;
}

.btn-action:disabled {
  background: #6b6b6b;
  color: #b0b0b0;
  cursor: not-allowed;
  box-shadow: none;
}

.btn-action:disabled:active {
  transform: none;
}

.btn-valider:not(:disabled):hover {
  background: #3a6b1e;
}

/* Helper text on silhouette screen */
.silhouette-helper {
  position: absolute;
  top: max(0.75rem, env(safe-area-inset-top));
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  margin: 0;
  padding: 0.5rem 1rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: #2d5016;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.silhouette-helper.hidden {
  opacity: 0;
  visibility: hidden;
}

.btn-recommencer {
  background: #1a3d0e;
}

.btn-recommencer:hover {
  background: #2d5016;
}

/* Portrait: please rotate overlay */
.rotate-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #1a2e12;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.rotate-overlay.visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.rotate-overlay-content {
  text-align: center;
  max-width: 280px;
}

.rotate-overlay-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: url("../assets/rotate-smartphone.png") center/contain no-repeat;
  filter: brightness(0) invert(1);
}

.rotate-overlay-text {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.4;
}