:root{font-family:Arial,Helvetica,sans-serif;color:#111;background:#88a5c3;font-synthesis:none;--brand:#88a5c3}*{box-sizing:border-box}body{margin:0}button,a,input{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer;color:inherit}button:disabled{opacity:.4;cursor:default}[hidden]{display:none!important}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #fff;outline-offset:5px}dialog :focus-visible,.settings :focus-visible{outline-color:#111}#app{position:relative;width:100%;height:100svh;height:100dvh;overflow:hidden;background:var(--brand)}#scene,#skyline,#tower,#camera-preview{position:absolute;inset:0;width:100%;height:100%}#camera-preview{object-fit:cover}#tower{touch-action:none}#ar-canvas{position:absolute;inset:0;width:100%!important;height:100%!important;touch-action:none}.topbar{position:absolute;top:0;left:0;right:0;z-index:3;display:flex;justify-content:space-between;align-items:flex-start;padding:calc(22px + env(safe-area-inset-top)) 24px 40px;pointer-events:none;background:linear-gradient(#0003,transparent)}.brand-logo{display:block;width:116px;height:auto;filter:drop-shadow(0 1px 5px #0002)}.topbar button{pointer-events:auto}.icon-button{display:grid;place-items:center;width:42px;height:42px;border:1px solid #ffffff40;border-radius:50%;background:#0003;color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:19px}.icon-button svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.activation{position:absolute;left:24px;right:24px;top:50%;transform:translateY(-50%);display:flex;align-items:center;flex-direction:column;text-align:center}.activation p{font-size:12px;line-height:1.6;max-width:270px;color:#fff;text-shadow:0 1px 8px #0004;margin:14px 0 0}.primary{display:flex;align-items:center;justify-content:center;min-height:50px;padding:14px 25px;border:0;border-radius:28px;background:var(--brand);color:#111;font-size:13px;font-weight:600;text-decoration:none}.activation .primary{background:#fff;min-width:210px;box-shadow:0 8px 35px #0001}.primary:hover{filter:brightness(1.05)}.status{position:absolute;left:50%;top:calc(89px + env(safe-area-inset-top));transform:translate(-50%);display:flex;align-items:center;gap:7px;padding:7px 12px;background:#0004;border-radius:20px;color:#fff;font-size:10px;white-space:nowrap;pointer-events:none}.status>span:first-child{width:5px;height:5px;border-radius:50%;background:var(--brand)}.aim{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:24px;height:24px;border:1px solid #ffffffa0;border-radius:50%;pointer-events:none}.aim:after{content:"";position:absolute;inset:10px;border-radius:50%;background:#fff}.hint{position:absolute;left:24px;right:24px;bottom:calc(139px + env(safe-area-inset-bottom));margin:auto;width:fit-content;max-width:340px;padding:9px 14px;border-radius:16px;background:#0005;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;font-size:12px;line-height:1.5;text-align:center;pointer-events:none}.placing .hint{bottom:calc(206px + env(safe-area-inset-bottom))}.place-button{position:absolute;bottom:calc(142px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);white-space:nowrap;box-shadow:0 3px 18px #0002}.camera-controls{position:absolute;bottom:0;left:0;right:0;display:flex;align-items:center;justify-content:center;gap:43px;padding:25px 20px calc(25px + env(safe-area-inset-bottom));background:linear-gradient(transparent,#0005);pointer-events:none}.camera-controls>button{pointer-events:auto}.control{border:0;background:none;display:flex;flex-direction:column;align-items:center;gap:8px;padding:0;min-width:72px;font-size:10px;color:#fff;text-shadow:0 1px 5px #0008}.control .icon-button{width:46px;height:46px}.shutter{flex-shrink:0;width:76px;height:76px;border:2px solid #fff;border-radius:50%;padding:5px;background:transparent}.shutter>span{display:block;width:100%;height:100%;border-radius:50%;background:#fff}.shutter:active>span{transform:scale(.92)}.settings{position:absolute;z-index:4;left:50%;bottom:calc(139px + env(safe-area-inset-bottom));transform:translate(-50%);width:340px;max-width:calc(100% - 32px);padding:18px 22px 22px;border-radius:20px;background:#fffffff5;box-shadow:0 10px 45px #0002;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.settings-heading,.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;font-size:14px}.close-button{display:grid;place-items:center;width:36px;height:36px;border:0;border-radius:50%;background:#00000008;font-size:23px;flex-shrink:0}.settings label{display:grid;grid-template-columns:65px 1fr;gap:20px;align-items:center;font-size:12px;margin:22px 0}.settings input{width:100%;accent-color:var(--brand)}.settings-actions{display:flex;justify-content:space-between;gap:12px;align-items:center}.secondary{min-height:44px;padding:10px 16px;border:1px solid #88a5c360;border-radius:24px;background:#88a5c318;font-size:12px}.text-button{padding:12px 4px;background:none;border:0;font-size:12px}#notice{position:absolute;z-index:8;left:50%;top:calc(133px + env(safe-area-inset-top));transform:translate(-50%);width:340px;max-width:calc(100% - 32px);padding:15px 18px;border-radius:16px;background:#fff;color:#111;box-shadow:0 8px 30px #0002;font-size:12px;line-height:1.6}#flash{position:absolute;inset:0;pointer-events:none;background:#fff;opacity:0;z-index:9}#flash.flash{animation:flash .35s}@keyframes flash{0%{opacity:.9}to{opacity:0}}dialog{width:calc(100% - 28px);max-width:420px;max-height:93svh;overflow:auto;border:0;border-radius:22px;padding:22px;background:#fff;color:#111;box-shadow:0 20px 80px #0003}dialog::backdrop{background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.dialog-heading{margin-bottom:18px}#photo{display:block;width:100%;max-height:58svh;object-fit:contain;background:#f4f6f8;border-radius:8px}.photo-actions{display:flex;gap:8px;margin-top:18px}.photo-actions>*{flex:1;padding:12px;font-size:12px}dialog p{font-size:11px;color:#666;line-height:1.7}dialog ol{font-size:13px;line-height:1.8;padding-left:20px}dialog li{margin:10px 0}.help-actions{display:flex;flex-direction:column;gap:10px;margin-top:22px}.engine-credit{font-size:9px!important;margin:22px 0 0}.engine-credit a{color:inherit}@media(min-width:800px){.topbar{padding-left:36px;padding-right:36px}.camera-controls{gap:55px}.brand-logo{width:130px}}@media(max-height:500px){.topbar{padding-top:14px}.brand-logo{width:90px}.status{top:65px}.camera-controls{padding-bottom:12px;gap:30px}.shutter{width:60px;height:60px}.hint{bottom:112px;max-width:310px}.placing .hint{bottom:172px}.place-button{bottom:110px}.settings{bottom:105px;padding:10px 18px}.settings label{margin:12px 0}#notice{top:102px}}@media(prefers-reduced-motion:reduce){#flash.flash{animation:none}}