:root{color-scheme:dark;--bg: #0a0d10;--panel: rgba(14, 19, 24, .82);--panel-border: rgba(255, 255, 255, .12);--text: #f2f5f6;--muted: #a8b2b7;--accent: #b9d8cf;--accent-2: #f2c14e}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;overflow:hidden;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(circle at 12% 18%,rgba(185,216,207,.14),transparent 28%),radial-gradient(circle at 85% 78%,rgba(242,193,78,.14),transparent 32%),var(--bg);color:var(--text)}button,input{font:inherit}.app-shell{position:relative;width:100vw;height:100vh;overflow:hidden}.app-shell.has-photos .brand{display:none}.app-shell.has-photos .toolbar{left:auto}.toolbar{position:fixed;z-index:10;top:18px;left:18px;right:18px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:0}.brand{display:flex;min-width:0;align-items:center;gap:12px}.mark{width:34px;height:34px;flex:0 0 auto;border:2px solid rgba(255,255,255,.5);border-radius:50%;background:linear-gradient(90deg,transparent 45%,rgba(255,255,255,.55) 46% 54%,transparent 55%),linear-gradient(transparent 45%,rgba(255,255,255,.55) 46% 54%,transparent 55%),radial-gradient(circle,var(--accent),#6f8f88 72%)}h1{margin:0;font-size:1rem;line-height:1.1}p{margin:4px 0 0;color:var(--muted);font-size:.85rem;line-height:1.35}.actions{display:flex;flex:0 0 auto;align-items:center;gap:8px}.icon-button{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:0;background:transparent;color:var(--text);cursor:pointer;transition:transform .16s ease,color .16s ease,background .16s ease,opacity .16s ease}.icon-button:hover{transform:translateY(-1px);background:#ffffff14}.icon-button.primary{color:var(--accent)}.icon-button svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.9;fill:none;stroke-linecap:round;stroke-linejoin:round}.icon-button:disabled{opacity:.45;cursor:wait}.icon-button.is-active{color:var(--accent-2);background:#f2c14e1f}.stage-wrap,#stage{width:100%;height:100%}#stage canvas{display:block}.empty-state{position:fixed;z-index:5;left:50%;bottom:38px;display:grid;gap:6px;width:min(420px,calc(100vw - 36px));transform:translate(-50%);padding:14px 16px;border:1px solid var(--panel-border);border-radius:8px;background:#0e1318b8;text-align:center;color:var(--muted);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.empty-state strong{color:var(--text)}.empty-state.is-hidden{opacity:0;pointer-events:none}.photo-caption{position:fixed;z-index:6;left:0;top:0;width:min(360px,calc(100vw - 32px));transform:translate(-50%);color:var(--text);opacity:0;pointer-events:none;transition:opacity .18s ease}.photo-caption.is-visible{opacity:1}.photo-caption span{display:block;min-height:1.2em;margin:0;font-size:clamp(.95rem,1.6vw,1.2rem);line-height:1.15;color:var(--text);text-align:center;text-shadow:0 1px 2px rgba(0,0,0,.85),0 0 18px rgba(0,0,0,.65)}.hand-preview{position:fixed;right:18px;bottom:18px;z-index:11;width:240px;aspect-ratio:4 / 3;display:none;border:1px solid var(--panel-border);border-radius:8px;background:#000;overflow:hidden;box-shadow:0 18px 50px #00000057}.hand-preview.is-active{display:block}#handVideo,#handCanvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}#handVideo{object-fit:cover;transform:scaleX(-1)}#handCanvas{pointer-events:none}@media (max-width: 720px){.toolbar{align-items:stretch;flex-direction:column}.actions{display:grid;grid-template-columns:repeat(3,38px);justify-content:center}.photo-caption span{font-size:.92rem}.hand-preview{width:168px}}