.sniper-ui {
  --optic-green: #a9f865;
  --optic-pale: #e5ffbd;
  --optic-surface: #122019;
}

.sniper-controls {
  position: absolute;
  z-index: 10;
  left: 50%;
  top: clamp(10px, 2.4dvh, 24px);
  transform: translateX(-50%);
  display: flex;
  gap: 5px;
}

.sniper-ui button {
  border: 1px solid #749b4e;
  border-radius: 3px;
  padding: 8px 10px;
  background: #112319ed;
  color: var(--optic-pale);
  font: 800 10px/1.2 var(--mono);
  letter-spacing: .06em;
  cursor: pointer;
}

.sniper-ui button:hover,
.sniper-ui button:focus-visible {
  border-color: var(--optic-green);
  background: #223c25;
  box-shadow: 0 0 11px #99ff4255;
}

.sniper-view {
  --scope-x: 60%;
  --scope-y: 40%;
  --lens-size: clamp(116px, 29vmin, 236px);
  position: absolute;
  z-index: 7;
  inset: 0;
  overflow: hidden;
  background: radial-gradient(circle calc(var(--lens-size) * .53) at var(--scope-x) var(--scope-y), transparent 91%, #07140b47 100%);
  pointer-events: none;
}

.sniper-lens {
  position: absolute;
  top: var(--scope-y);
  left: var(--scope-x);
  width: var(--lens-size);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  border: 1px solid #c5f890ad;
  border-radius: 50%;
  box-shadow: 0 0 0 3px #102016d6, 0 0 0 4px #85b76d70, inset 0 0 25px #1226188c;
  background: radial-gradient(circle, #4f973a13 62%, #07110db3 99%);
}

.sniper-lens::before {
  position: absolute;
  z-index: 1;
  inset: 7px;
  border: 1px dashed #c4f39969;
  border-radius: 50%;
  content: '';
}

.sniper-lens::after {
  position: absolute;
  z-index: 1;
  inset: 3px;
  border-radius: 50%;
  background: repeating-linear-gradient(0deg, transparent 0 3px, #a9f86514 3px 4px);
  content: '';
}

.sniper-magnify {
  position: absolute;
  inset: 2px;
  overflow: hidden;
  border-radius: 50%;
  visibility: hidden;
}

.sniper-locked .sniper-magnify { visibility: visible; }

.sniper-magnify img {
  position: absolute;
  top: calc(50% - var(--scope-img-y));
  left: calc(50% - var(--scope-img-x));
  width: var(--scope-img-width);
  max-width: none;
  filter: contrast(1.19) saturate(1.22);
}

.sniper-reticle {
  position: absolute;
  z-index: 2;
  inset: 0;
  border-radius: 50%;
  background:
    linear-gradient(90deg, #caff9a91, #caff9a91) 10% 50% / 28% 1px no-repeat,
    linear-gradient(90deg, #caff9a91, #caff9a91) 90% 50% / 28% 1px no-repeat,
    linear-gradient(#caff9a91, #caff9a91) 50% 10% / 1px 28% no-repeat,
    linear-gradient(#caff9a91, #caff9a91) 50% 90% / 1px 28% no-repeat;
}

.sniper-locked .sniper-reticle::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 14px;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border: 1px solid #f5ffbd;
  box-shadow: 0 0 8px #b4ff4a;
  content: '';
}

.sniper-lens-text {
  position: absolute;
  z-index: 3;
  bottom: 20%;
  left: 50%;
  max-width: 89%;
  transform: translateX(-50%);
  border-radius: 2px;
  padding: 4px 5px;
  overflow: hidden;
  background: #07130cde;
  color: #e1ffb2;
  text-overflow: ellipsis;
  white-space: nowrap;
  font: 800 clamp(7px, 1.2vmin, 10px)/1 var(--mono);
  letter-spacing: .045em;
  text-transform: uppercase;
}

.sniper-window-mark {
  position: absolute;
  z-index: 8;
  width: 10px;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border: 1px solid #e8ffb5;
  border-radius: 50%;
  box-shadow: 0 0 8px #8eff43;
}

.sniper-room {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  height: 100dvh;
  max-width: none;
  max-height: none;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  overflow: hidden;
  overflow: clip;
  border: 0;
  background: #101c16;
  color: #ecf8d9;
  font-family: var(--mono);
  cursor: auto;
}

.sniper-room::backdrop { background: #030b08; }

.sniper-room-field,
.sniper-room-plate,
.room-combat-stage,
.sniper-room-optic,
.sniper-room-hud {
  position: absolute;
  inset: 0;
}

.sniper-room-field {
  isolation: isolate;
  cursor: crosshair;
  touch-action: none;
}

.sniper-room-field:focus-visible { outline: 1px solid #b6ee88; outline-offset: -2px; }
.sniper-room-plate { background: #0d1710; pointer-events: none; }
.room-combat-stage { z-index: 1; pointer-events: none; }

.sniper-room-optic {
  --scope-x: 50%;
  --scope-y: 53%;
  --lens-size: clamp(116px, 30vmin, 248px);
  z-index: 3;
  pointer-events: none;
  background: radial-gradient(circle calc(var(--lens-size) * .55) at var(--scope-x) var(--scope-y), transparent 91%, #07140b30 100%);
}

.sniper-room-optic .sniper-lens {
  backdrop-filter: contrast(1.14) saturate(1.16) brightness(1.14);
}

.sniper-room-optic .sniper-reticle::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border: 1px solid #e6ffb0;
  border-radius: 50%;
  box-shadow: 0 0 8px #a7fa65;
  content: '';
}

.sniper-room-hud { z-index: 5; pointer-events: none; }
.sniper-room-hud :is(button, a, [data-room-action]) { pointer-events: auto; }

.sniper-room-head,
.sniper-room-foot {
  position: absolute;
  z-index: 4;
  inset-inline: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px clamp(12px, 2.6vw, 36px);
  pointer-events: none;
}

.sniper-room-head {
  top: 0;
  padding-top: max(12px, env(safe-area-inset-top));
  background: linear-gradient(#040a06d9, transparent);
}

.sniper-room-foot {
  bottom: 0;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  background: linear-gradient(transparent, #040a06e0);
}

.sniper-room-head button,
.sniper-room-foot button { pointer-events: auto; }

.sniper-room-head h2 {
  margin: 4px 0;
  color: #ebffd7;
  font: 900 clamp(17px, 3.3vw, 31px)/1.02 system-ui, sans-serif;
  text-transform: uppercase;
  letter-spacing: .075em;
}

.sniper-eyebrow,
.sniper-room-meta,
.sniper-room-detail,
.sniper-room-multiplier {
  margin: 0;
  color: #b6dc9e;
  font-size: 9px;
  line-height: 1.3;
  letter-spacing: .085em;
  text-transform: uppercase;
}

.sniper-room-copy { text-align: center; }
.sniper-room-multiplier { margin-bottom: 4px; color: #e7ffc1; font-weight: 900; }
.sniper-room button { flex-shrink: 0; }
.sniper-interior {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  width: 100%;
  height: 100%;
  background: #101910;
}

.sniper-interior-image {
  position: absolute;
  inset: -10%;
  display: block;
  width: 120%;
  height: 120%;
  max-width: none;
  object-fit: cover;
  filter: brightness(var(--room-brightness)) contrast(var(--room-contrast))
    saturate(var(--room-saturation)) hue-rotate(var(--room-hue));
  transform: translate(var(--room-pan-x), var(--room-pan-y))
    scale(var(--room-scale)) scaleX(var(--room-direction));
}

.sniper-interior-light,
.sniper-interior-detail,
.sniper-interior::after {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.sniper-interior-light {
  opacity: .54;
  mix-blend-mode: screen;
  background:
    radial-gradient(ellipse at var(--room-glow-x) var(--room-glow-y),
      color-mix(in srgb, var(--room-tint) 24%, transparent), transparent 47%),
    radial-gradient(ellipse at var(--room-fog-x) var(--room-fog-y),
      color-mix(in srgb, var(--room-tint) 12%, transparent), transparent 55%);
  animation: scope-lamp 8.1s ease-in-out var(--room-flicker) infinite;
}

.sniper-interior-dust { animation: scope-dust 10s ease-in-out var(--room-flicker) infinite; }

.sniper-interior::after {
  content: '';
  background:
    radial-gradient(ellipse at 51% 45%, transparent 45%, #02070461 100%),
    linear-gradient(180deg, #03090427, transparent 18%, transparent 78%, #03090450);
}

@keyframes scope-lamp {
  0%, 100% { opacity: .47; }
  45% { opacity: .65; }
  67% { opacity: .41; }
}

@keyframes scope-dust {
  0%, 100% { opacity: .38; transform: translateY(0); }
  49% { opacity: .78; transform: translateY(-5px); }
}

@media (max-width: 650px) and (orientation: portrait) {
  .sniper-controls { top: 13px; }
  .sniper-controls button { padding: 7px 6px; font-size: 8px; }
  .sniper-room-head, .sniper-room-foot { gap: 7px; padding-inline: 9px; }
  .sniper-room button { padding: 7px; }
  .sniper-room-detail { font-size: 8px; }
}

@media (max-height: 480px) and (orientation: landscape) {
  .sniper-room-head, .sniper-room-foot { padding-block: 7px; padding-inline: 10px; }
  .sniper-room-detail { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .sniper-interior-light, .sniper-interior-dust { animation: none; }
}