/* ============================================================
   EnVision Mode: first-person walkthrough (game-like)
   ============================================================ */

.env-mode {
  position: fixed; inset: 0; z-index: 90; background: #0c0b0a; overflow: hidden;
  font-family: var(--font-body); color: #f1ead9;
  user-select: none;
}
.env-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; cursor: none; }
.env-mode.paused .env-canvas { cursor: default; }

/* Vignette + crosshair */
.env-vignette { position: absolute; inset: 0; pointer-events: none; box-shadow: inset 0 0 240px 40px rgba(0,0,0,0.6); z-index: 2; }
.env-crosshair { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); z-index: 3; pointer-events: none; transition: transform var(--dur) var(--ease); }
.env-crosshair .ring { width: 26px; height: 26px; border-radius: 50%; border: 2px solid rgba(255,255,255,0.55); }
.env-crosshair .dot { position: absolute; left: 50%; top: 50%; width: 4px; height: 4px; border-radius: 50%; background: #fff; transform: translate(-50%,-50%); }
.env-crosshair.hot .ring { border-color: var(--accent); width: 34px; height: 34px; box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 60%, transparent); }

/* Top HUD */
.env-top { position: absolute; top: 0; left: 0; right: 0; z-index: 4; display: flex; align-items: center; gap: 12px; padding: 16px 18px; background: linear-gradient(180deg, rgba(0,0,0,0.55), transparent); }
.env-top .env-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; }
.env-top .env-brand .brand-logo-wrap--mark { width: 34px; height: 34px; }
.env-mode .brand-logo-wrap .brand-logo--light { display: none; }
.env-mode .brand-logo-wrap .brand-logo--dark { display: block; }
.env-chip {
  display: inline-flex; align-items: center; gap: 7px; padding: 7px 12px; border-radius: 999px;
  background: rgba(20,16,12,0.5); border: 1.5px solid rgba(255,255,255,0.14); backdrop-filter: blur(8px);
  font-size: 0.82rem; font-weight: 600;
}
.env-chip svg { width: 1.05em; height: 1.05em; }
.env-exit { margin-left: auto; }
.env-exit .btn { background: rgba(20,16,12,0.55); color: #f1ead9; border-color: rgba(255,255,255,0.18); backdrop-filter: blur(8px); }
.env-exit .btn:hover { background: var(--danger); border-color: var(--danger); color: #fff; }

/* Interaction prompt */
.env-prompt {
  position: absolute; left: 50%; bottom: 26%; transform: translateX(-50%); z-index: 5;
  display: none; align-items: center; gap: 10px; padding: 10px 16px; border-radius: 999px;
  background: rgba(12,10,8,0.72); border: 1.5px solid rgba(255,255,255,0.16); backdrop-filter: blur(10px);
  font-weight: 600; box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}
.env-prompt.show { display: flex; animation: promptpop var(--dur) var(--ease); }
.env-prompt kbd { background: #fff; color: #333333; border-color: #fff; border-bottom-color: #b0a498; }
@keyframes promptpop { from { opacity: 0; transform: translateX(-50%) translateY(8px); } to { opacity: 1; transform: translateX(-50%); } }

/* Bottom controls hint */
.env-controls { position: absolute; left: 18px; bottom: 18px; z-index: 4; display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.key-hint { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 10px; background: rgba(20,16,12,0.5); border: 1.5px solid rgba(255,255,255,0.12); backdrop-filter: blur(8px); font-size: 0.78rem; }
.key-hint kbd { background: rgba(255,255,255,0.14); color: #f7f5f2; border-color: rgba(255,255,255,0.2); }

/* Minimap */
.env-minimap { position: absolute; right: 18px; bottom: 18px; z-index: 4; width: 168px; height: 138px; border-radius: 14px; overflow: hidden; border: 1.5px solid rgba(255,255,255,0.18); box-shadow: 0 14px 40px rgba(0,0,0,0.5); background: rgba(12,10,8,0.6); backdrop-filter: blur(8px); }
.env-minimap canvas { width: 100%; height: 100%; display: block; }
.env-minimap .mm-label { position: absolute; top: 6px; left: 8px; font-size: 0.68rem; font-weight: 700; color: rgba(255,255,255,0.7); text-transform: uppercase; letter-spacing: 0.06em; }

/* Object popup (fridge, panel, etc.) */
.env-popup { position: absolute; inset: 0; z-index: 8; display: none; place-items: center; background: rgba(6,5,4,0.55); backdrop-filter: blur(6px); }
.env-popup.open { display: grid; animation: fade var(--dur) var(--ease); }
.env-popup .pop {
  width: min(460px, calc(100vw - 40px)); background: var(--surface); color: var(--text);
  border: 1.5px solid var(--line-strong); border-radius: var(--r-xl); box-shadow: var(--shadow-4);
  overflow: hidden; animation: pop var(--dur) var(--ease);
}
.env-popup .pop-head { display: flex; align-items: center; gap: 12px; padding: 16px 18px; border-bottom: 1.5px solid var(--line); }
.env-popup .pop-head .pop-ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent-deep); }
.env-popup .pop-body { padding: 16px 18px; }
.env-popup .pop-foot { padding: 12px 18px 16px; display: flex; justify-content: flex-end; gap: 10px; }
.fridge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.fridge-item { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 12px 6px; border-radius: var(--r-md); background: var(--surface-2); border: 1.5px solid var(--line); font-size: 0.75rem; text-align: center; }
.fridge-item .fi-emoji { font-size: 1.6rem; }

/* Loading / pause overlay */
.env-pause { position: absolute; inset: 0; z-index: 7; display: none; place-items: center; background: rgba(8,7,6,0.6); backdrop-filter: blur(8px); }
.env-pause.show { display: grid; }
.env-pause .pause-card { text-align: center; max-width: 420px; padding: 30px; }
.env-pause h2 { color: #f7f5f2; }
.env-pause p { color: rgba(247,245,242,0.7); }

/* light state indicator flash */
.env-flash { position: absolute; inset: 0; z-index: 6; pointer-events: none; background: #fff; opacity: 0; }
.env-flash.on { animation: flash 320ms var(--ease); }
@keyframes flash { 0% { opacity: 0.5; } 100% { opacity: 0; } }

/* room label toast in-world */
.env-roomtag { position: absolute; top: 76px; left: 50%; transform: translateX(-50%); z-index: 4; font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; padding: 6px 18px; border-radius: 999px; background: rgba(20,16,12,0.5); border: 1.5px solid rgba(255,255,255,0.14); backdrop-filter: blur(8px); opacity: 0; transition: opacity var(--dur-slow) var(--ease); }
.env-roomtag.show { opacity: 1; }

@media (max-width: 620px) {
  .env-controls { display: none; }
  .env-minimap { width: 120px; height: 100px; }
}