:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#0c1022;--scene-deep:#080a14;--accent:#5f7fd4;--accent-bright:#9ec4ff;--accent-rose:#b89ae0;--accent-sky:#7eb6f0;--accent-ink:#0c1022;--text:#f5f5f7;--text-dim:#b9c2e0;--danger:#ff4d4f;--panel:#171b38;--panel-border:#ffffff29;--panel-shadow:0 4px 14px #04041073;--accent-gradient:linear-gradient(135deg, #c4daff 0%, var(--accent-bright) 35%, #7eb6f0 70%, var(--accent) 100%);--atmosphere-wash:linear-gradient(128deg, #5aa0f047 0%, #468ce629 16%, #6496eb14 30%, transparent 42%, #8c6ed21f 56%, #a064c833 70%, #4682e624 86%, #5aa0f01a 100%);--atmosphere-base:linear-gradient(195deg, #243060 0%, #1e2854 18%, #1a2248 36%, #151c3c 52%, #121832 68%, #0e1428 84%, #0a1020 100%)}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--text);overscroll-behavior:none;margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;overflow:hidden}#app{background:var(--bg);justify-content:center;align-items:center;width:100vw;height:100dvh;display:flex;position:fixed;inset:0;overflow:hidden}.ar-stage{background:#000;width:100%;height:100%;position:relative;overflow:hidden}@media (orientation:landscape){.ar-stage{border-radius:22px;width:min(100vw,56.25dvh);height:min(100dvh,177.778vw);box-shadow:0 20px 60px #04041099,0 0 0 1px #ffffff1a}}.ar-canvas{object-fit:cover;width:100%;height:100%;display:block}.top-bar{padding:max(12px, env(safe-area-inset-top)) 16px 12px;pointer-events:none;z-index:5;background:linear-gradient(#08061899,#0000);justify-content:space-between;align-items:center;gap:8px;display:flex;position:absolute;top:0;left:0;right:0}.brand{letter-spacing:.02em;text-shadow:0 1px 4px #0009;align-items:center;gap:8px;font-size:14px;font-weight:600;display:flex}.brand-dot{background:var(--accent-bright);width:8px;height:8px;box-shadow:0 0 8px var(--accent-bright);border-radius:50%}.build-tag{color:var(--text-dim);opacity:.8;font-size:11px;font-weight:500}.top-bar-right{pointer-events:auto;flex-direction:column;align-items:flex-end;gap:8px;display:flex}.top-bar-actions{align-items:center;gap:10px;display:flex}.demo-badge{appearance:none;cursor:pointer;letter-spacing:.04em;text-transform:uppercase;color:var(--accent-ink);background:var(--accent-gradient);white-space:nowrap;border:none;border-radius:999px;padding:6px 12px;font-size:11px;font-weight:700;transition:transform .12s}.demo-badge:active{transform:scale(.94)}.lens-name{color:var(--text);background:var(--panel);border:1px solid var(--panel-border);box-shadow:var(--panel-shadow);text-overflow:ellipsis;white-space:nowrap;opacity:0;pointer-events:none;border-radius:999px;max-width:60vw;padding:5px 11px;font-size:12.5px;font-weight:600;transition:opacity .3s,transform .3s;overflow:hidden;transform:translateY(-4px)}.lens-name.show{opacity:1;transform:translateY(0)}.control-bar{padding:18px 20px max(18px, env(safe-area-inset-bottom));z-index:5;background:linear-gradient(#0000,#080618a6);justify-content:center;align-items:center;gap:28px;display:flex;position:absolute;bottom:0;left:0;right:0}.ctrl-btn{appearance:none;cursor:pointer;color:var(--text);background:var(--panel);border:none;border:1px solid var(--panel-border);box-shadow:var(--panel-shadow);border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;transition:transform .12s,background .25s,border-color .25s,box-shadow .25s;display:flex}.ctrl-btn:active{transform:scale(.92)}.ctrl-btn:disabled{opacity:.4;cursor:default}.ctrl-btn svg{width:24px;height:24px}.ctrl-btn.top-btn{pointer-events:auto;width:38px;height:38px}.ctrl-btn.top-btn svg{width:19px;height:19px}.ctrl-btn.top-btn.flip-btn{background:linear-gradient(135deg, #fff 0%, #eaf1ff 55%, var(--accent-bright) 100%);width:48px;height:48px;color:var(--accent-ink);border:none;box-shadow:0 6px 18px #08061873,0 2px 6px #5aa0f059}.ctrl-btn.top-btn.flip-btn svg{width:25px;height:25px}.ctrl-btn.top-btn.flip-btn:active{transform:scale(.9)}.ctrl-btn.lens-btn{width:48px;height:48px}.ctrl-btn.shutter{background:var(--accent-gradient);width:74px;height:74px;color:var(--accent-ink);box-shadow:0 10px 30px #5aa0f059, var(--panel-shadow);border:4px solid #ffffff59}.ctrl-btn.shutter svg{width:28px;height:28px}.ctrl-btn.video-btn.recording{background:var(--danger);color:#fff;animation:1.4s ease-in-out infinite pulse}@keyframes pulse{0%,to{box-shadow:0 0 #ff4d4f8c}50%{box-shadow:0 0 0 10px #ff4d4f00}}.rec-timer{background:var(--danger);color:#fff;font-variant-numeric:tabular-nums;z-index:5;border-radius:999px;padding:4px 10px;font-size:13px;font-weight:600;position:absolute;bottom:104px;left:50%;transform:translate(-50%)}.flash{opacity:0;pointer-events:none;z-index:20;background:#fff;position:absolute;inset:0}.flash.active{animation:.35s ease-out flash-anim}@keyframes flash-anim{0%{opacity:.85}to{opacity:0}}.toast{background:var(--panel);border:1px solid var(--panel-border);box-shadow:var(--panel-shadow);color:var(--text);text-align:center;z-index:15;opacity:0;pointer-events:none;border-radius:10px;max-width:min(86vw,420px);padding:10px 16px;font-size:13px;transition:opacity .25s,transform .25s;position:absolute;top:64px;left:50%;transform:translate(-50%)translateY(-8px)}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}.overlay{text-align:center;background-color:var(--scene-deep);background-image:var(--atmosphere-wash), var(--atmosphere-base);z-index:10;flex-direction:column;justify-content:center;align-items:center;gap:16px;padding:32px;transition:background .4s;display:flex;position:absolute;inset:0}.overlay.translucent{background-color:#0a0a20ad;background-image:none}.overlay h1{text-shadow:0 1px 8px #00000080;margin:0;font-size:22px}.overlay p{color:var(--text-dim);max-width:460px;margin:0;font-size:14px;line-height:1.5}.overlay code{background:#ffffff1a;border-radius:4px;padding:2px 6px;font-size:12.5px}.overlay ul{text-align:left;color:var(--text-dim);max-width:460px;font-size:13.5px;line-height:1.7}.primary-btn{appearance:none;cursor:pointer;background:var(--accent-gradient);color:var(--accent-ink);border:none;border-radius:999px;padding:12px 28px;font-size:15px;font-weight:700;transition:transform .12s,filter .25s;box-shadow:0 10px 30px #5aa0f059}.primary-btn:active{transform:scale(.96)}.primary-btn:disabled{opacity:.5;cursor:default}.btn-row{flex-direction:column;align-items:center;gap:10px;display:flex}.secondary-btn{appearance:none;border:1px solid var(--panel-border);cursor:pointer;background:var(--panel);color:var(--text);box-shadow:var(--panel-shadow);border-radius:999px;padding:10px 22px;font-size:13.5px;font-weight:600;transition:transform .12s,border-color .25s}.secondary-btn:active{transform:scale(.96)}.spinner{border:3px solid #ffffff2e;border-top-color:var(--accent-bright);border-radius:50%;width:34px;height:34px;animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (hover:hover) and (pointer:fine){.ctrl-btn:hover:not(:disabled),.primary-btn:hover:not(:disabled),.secondary-btn:hover:not(:disabled),.demo-badge:hover{filter:brightness(1.15);transform:scale(1.07)}}@keyframes tap-pulse{0%{transform:scale(1)}35%{transform:scale(1.16)}to{transform:scale(1)}}.pulse-anim{animation:.32s cubic-bezier(.34,1.56,.64,1) tap-pulse}.debug-hud{z-index:6;border:1px solid var(--panel-border);pointer-events:auto;background:#040410bf;border-radius:8px;flex-direction:column;gap:6px;padding:8px 10px;display:flex;position:absolute;bottom:96px;left:10px}#debug-stats{color:var(--accent-bright);white-space:pre;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;line-height:1.4}.debug-row{align-items:center;gap:8px;display:flex}.debug-label{color:var(--text-dim);flex-shrink:0;width:22px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:10px}.debug-actions{gap:4px;display:flex}.debug-actions button{appearance:none;border:1px solid var(--panel-border);background:var(--panel);color:var(--text);cursor:pointer;border-radius:6px;padding:4px 7px;font-size:11px;font-weight:600}.debug-actions button.active{border-color:var(--accent-bright);background:var(--accent);color:#fff}.debug-actions button:active{transform:scale(.94)}.hidden{display:none!important}