:root{--bar-bg:#1414148c;--accent:#f08a3c;--text:#fff;--safe-top:env(safe-area-inset-top,0);--safe-bottom:env(safe-area-inset-bottom,0)}*{box-sizing:border-box}html,body{width:100vw;height:100dvh;color:var(--text);overscroll-behavior:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;background:#000;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,PingFang TC,Microsoft JhengHei,sans-serif;overflow:hidden}#ar-container{z-index:0;width:100vw;height:100dvh;position:fixed;top:0;left:0;overflow:hidden}#ar-container video,#ar-container canvas{object-fit:cover!important;width:100%!important;height:100%!important;position:absolute!important;top:0!important;left:0!important}#top-bar{z-index:10;padding:calc(var(--safe-top) + 10px) 12px 10px;background-color:#224f95aa;align-items:center;gap:8px;display:flex;position:fixed;top:0;left:0;right:0}.bar-btn{min-width:56px;height:56px;color:var(--text);cursor:pointer;background-color:#0000;border:none;border-radius:12px;flex-direction:column;flex:none;justify-content:center;align-items:center;padding:4px 8px;font-size:11px;line-height:1.1;display:flex}.bar-btn-icon{justify-content:center;align-items:center;width:24px;height:24px;font-size:26px;font-weight:700;line-height:1;display:inline-flex}.bar-btn-label{margin-top:2px}.hint-pill{text-align:center;color:var(--text);border-radius:12px;flex:auto;padding:10px 14px;font-size:14px;font-weight:500}.hint-pill.hidden{visibility:hidden}.modal{z-index:20;background:#f3eee4;flex-direction:column;justify-content:center;align-items:center;display:flex;position:fixed;top:0;bottom:0;left:0;right:0;overflow:hidden}.modal[hidden]{display:none}.modal-close{top:calc(var(--safe-top) + 12px);color:#333;cursor:pointer;z-index:2;background:#00000014;border:none;border-radius:22px;width:44px;height:44px;font-size:28px;line-height:1;position:absolute;right:12px}.sunburst{object-fit:contain;z-index:0;pointer-events:none;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;width:150vmax;height:150vmax;margin-top:-75vmax;margin-left:-75vmax;animation:28s linear infinite spin;position:absolute;top:50%;left:50%}@keyframes spin{to{transform:rotate(360deg)}}#collected-canvas{z-index:1;width:100%;height:100%;display:block;position:absolute;top:0;bottom:0;left:0;right:0}.collected-foot{z-index:2;padding-bottom:var(--safe-bottom);flex-direction:column;align-items:center;display:flex;position:absolute;bottom:0;left:0;right:0}.collected-label-img{z-index:1;transform-origin:50%;pointer-events:none;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;width:70vw;max-width:360px;margin-top:8px;margin-bottom:48px;display:block;position:relative;transform:rotate(-6deg)}.continue-btn{z-index:1;margin-top:18px;margin-bottom:calc(var(--safe-bottom) + 24px);background:var(--accent);color:#fff;letter-spacing:.1em;cursor:pointer;border:none;border-radius:8px;padding:14px 56px;font-size:18px;font-weight:700;position:relative;box-shadow:0 4px #0000002e}.continue-btn:active{transform:translateY(2px);box-shadow:0 2px #0000002e}#already-modal{background:#00000073}.alert-card{background:#f3eee4;border-radius:16px;flex-direction:column;align-items:center;max-width:80vw;padding:28px 32px;display:flex;box-shadow:0 8px 24px #00000040}.alert-text{color:#333;text-align:center;margin:0 0 20px;font-size:20px;font-weight:700}.alert-card .continue-btn{margin:0;padding:12px 48px}.bar-btn-img{object-fit:contain;pointer-events:none;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;width:100%;height:100%;display:block}#btn-back .bar-btn-img{width:70%;height:70%}#instruction-modal{background:#00000073}.instr-card{background:#fff;border-radius:24px;flex-direction:column;align-items:center;width:min(86vw,360px);padding:22px 24px 26px;display:flex;box-shadow:0 12px 32px #00000040}.instr-title{color:#224f95;letter-spacing:.04em;align-self:flex-start;font-size:18px;font-weight:700}.instr-img{object-fit:contain;pointer-events:none;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;width:160px;height:160px;margin:18px 0 14px}.instr-text{color:#34495e;text-align:center;justify-content:center;align-items:center;height:6em;margin:0 0 18px;font-size:15px;line-height:1.55;display:flex}.instr-dots{gap:8px;margin-bottom:20px;display:flex}.instr-dot{background:#c7d3de;border-radius:50%;width:8px;height:8px;transition:background-color .2s}.instr-dot.active{background:var(--accent)}.instr-next{background:var(--accent);color:#fff;letter-spacing:.08em;cursor:pointer;border:none;border-radius:8px;padding:12px 52px;font-size:17px;font-weight:700;box-shadow:0 4px #0000002e}.instr-next:active{transform:translateY(2px);box-shadow:0 2px #0000002e}