:root{--bg: #1a1410;--bg-card: rgba(26, 20, 16, .88);--fg: #f4ede4;--accent: #d4a373;--accent-2: #e7c39a;--muted: #8a7a6a;--danger: #c97b63;--shadow: 0 12px 48px rgba(0, 0, 0, .45)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,sans-serif;overflow:hidden}#renderCanvas{width:100vw;height:100dvh;display:block;touch-action:none;outline:none}.hidden{display:none!important}.overlay{position:fixed;inset:0;background:radial-gradient(circle at center,#1a1410d9,#1a1410f2);display:grid;place-items:center;padding:2rem;z-index:100;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.overlay-card{max-width:32rem;text-align:center;background:var(--bg-card);border:1px solid rgba(212,163,115,.25);border-radius:16px;padding:2.5rem 2rem;box-shadow:var(--shadow)}.overlay-card.small{max-width:18rem;padding:2rem 1.5rem}.devanagari{font-family:Noto Sans Devanagari,Sanskrit Text,serif;font-size:clamp(3rem,9vw,5rem);color:var(--accent);letter-spacing:-.02em;margin-bottom:.25rem;line-height:1}.overlay-card h1{font-size:clamp(1.5rem,3.5vw,2.25rem);font-weight:400;letter-spacing:.04em;margin-bottom:1rem}.overlay-card h2{font-size:1.5rem;font-weight:400;margin-bottom:1.25rem}.subtitle{color:var(--muted);margin-bottom:1.5rem;line-height:1.6}.controls-hint{display:grid;grid-template-columns:1fr 1fr;gap:.5rem 1rem;margin:1.5rem 0;font-size:.85rem;color:var(--muted);text-align:left}kbd{display:inline-block;padding:1px 6px;background:#d4a37326;border:1px solid rgba(212,163,115,.3);border-radius:4px;font-family:ui-monospace,SF Mono,monospace;font-size:.75rem;color:var(--accent-2);margin-right:4px;min-width:18px;text-align:center}button.primary{background:var(--accent);color:var(--bg);border:none;border-radius:8px;padding:.75rem 2rem;font-size:1rem;font-weight:600;cursor:pointer;margin-top:.5rem;transition:background .15s}button.primary:hover{background:var(--accent-2)}.note{font-size:.75rem;color:var(--muted);margin-top:1.5rem;line-height:1.5}.hud{position:fixed;inset:0;pointer-events:none;z-index:10}#crosshair{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff9;font-size:2rem;font-weight:700;user-select:none;text-shadow:0 0 4px rgba(0,0,0,.6)}.room-label{position:absolute;top:1.5rem;left:50%;transform:translate(-50%);padding:.4rem 1rem;background:var(--bg-card);border:1px solid rgba(212,163,115,.3);border-radius:999px;color:var(--accent-2);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.chat{position:fixed;bottom:1rem;left:50%;transform:translate(-50%);width:min(48rem,calc(100vw - 2rem));max-height:50dvh;background:var(--bg-card);border:1px solid rgba(212,163,115,.25);border-radius:14px;z-index:20;box-shadow:var(--shadow);display:flex;flex-direction:column;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.chat-log{flex:1;overflow-y:auto;padding:.75rem 1rem;display:flex;flex-direction:column;gap:.5rem;max-height:40dvh}.chat-log:empty{display:none}.msg{padding:.5rem .75rem;border-radius:10px;max-width:85%;line-height:1.5;word-wrap:break-word;font-size:.9rem}.msg.user{background:#d4a3732e;color:var(--fg);align-self:flex-end}.msg.ai{background:#f4ede414;color:var(--fg);align-self:flex-start}.msg.thinking{opacity:.6;font-style:italic}.msg.error{background:#c97b6333;color:var(--danger)}.chat-form{display:flex;align-items:center;gap:.4rem;padding:.5rem;border-top:1px solid rgba(212,163,115,.15)}#chatInput{flex:1;background:transparent;border:none;color:var(--fg);font-size:.95rem;padding:.5rem;outline:none;font-family:inherit}.icon-btn{background:transparent;border:none;color:var(--accent-2);font-size:1.1rem;cursor:pointer;padding:.4rem .6rem;border-radius:6px;transition:background .15s}.icon-btn:hover{background:#d4a37326}.icon-btn.recording{background:#c97b634d;animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.image-overlay{position:fixed;inset:0;background:#000000d9;z-index:50;display:grid;place-items:center;padding:2rem;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.image-overlay-content{max-width:90vw;max-height:90vh;position:relative}.image-overlay-content img{max-width:100%;max-height:80vh;border-radius:12px;box-shadow:var(--shadow)}.close-btn{position:absolute;top:-1rem;right:-1rem;width:2.5rem;height:2.5rem;border-radius:50%;background:var(--bg);border:1px solid rgba(212,163,115,.3);color:var(--fg);font-size:1.5rem;cursor:pointer;line-height:1}.caption{text-align:center;margin-top:1rem;color:var(--muted);font-size:.9rem;max-width:60ch;margin-left:auto;margin-right:auto}.toast{position:fixed;top:4rem;left:50%;transform:translate(-50%);background:var(--bg-card);border:1px solid rgba(212,163,115,.3);border-radius:8px;padding:.6rem 1rem;color:var(--fg);z-index:200;font-size:.9rem;box-shadow:var(--shadow);max-width:80vw}