/* Shared public AR theme: RGB(0,33,53). */
:root{
  color-scheme:dark;
  --ar-bg:#002135;
  --ar-text:#edf6fc;
  --ar-muted:#b5cedf;
  --ar-subtle:#a3bdce;
  --ar-accent:#b7d9ee;
  --ar-primary:#d5eaf6;
  --ar-primary-hover:#e6f3fb;
  --ar-border:#55778b;
  --ar-border-soft:#a2c4d966;
  --ar-surface:#0a3048;
  --ar-control-bg:#0a3048f2;
  --ar-control-hover:#143e58;
  --ar-overlay:#002135e8;
  --ar-overlay-soft:#002135bf;
  --ar-ring:#b7d9ee33;
  --ar-spinner:#44677d;
}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;width:100%;font-family:system-ui,-apple-system,"Microsoft YaHei",sans-serif;color:var(--ar-text);background:var(--ar-bg)}button,a{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{opacity:.5;cursor:wait}[hidden]{display:none!important}button:focus-visible,a:focus-visible{outline:3px solid var(--ar-accent);outline-offset:5px}body{background:var(--ar-bg);min-height:100vh;min-height:100dvh}.topbar{position:fixed;inset:0 0 auto;z-index:8;display:flex;justify-content:space-between;align-items:center;gap:14px;padding:calc(18px + env(safe-area-inset-top)) max(20px,env(safe-area-inset-right)) 18px max(20px,env(safe-area-inset-left));background:linear-gradient(var(--ar-overlay),transparent);pointer-events:none}.topbar>*{pointer-events:auto}.brand{display:flex;align-items:center;gap:11px;font-size:13px;letter-spacing:2px;font-weight:650}.brand small{display:block;font-size:10px;letter-spacing:.5px;font-weight:400;color:var(--ar-muted);margin-top:4px}.brand-icon{width:27px;height:27px;border:2px solid var(--ar-accent);border-radius:7px;display:block;position:relative}.brand-icon::after{content:"";position:absolute;inset:7px;background:var(--ar-accent);border-radius:2px}.quiet{color:var(--ar-text);background:var(--ar-control-bg);border:1px solid var(--ar-border-soft);border-radius:26px;min-height:44px;padding:9px 15px;font-size:13px}.landing{position:relative;z-index:2;max-width:500px;padding:130px 24px 36px;margin:auto;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.eyebrow{color:var(--ar-accent);font-size:10px;letter-spacing:3px;margin:0 0 22px}.landing h1{font-size:34px;font-weight:550;line-height:1.4;letter-spacing:1px;margin:0 0 18px}.landing p{color:var(--ar-muted);font-size:15px;line-height:1.9;margin:0 0 24px}.feature-row{display:flex;justify-content:center;gap:9px;flex-wrap:wrap;margin:0 0 30px}.feature-row span{font-size:11px;padding:6px 10px;border:1px solid var(--ar-border-soft);border-radius:20px;color:var(--ar-muted)}.primary{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:14px 20px;border:0;border-radius:12px;background:var(--ar-primary);color:var(--ar-bg);font-size:16px;font-weight:600;cursor:pointer;width:100%}.secondary{display:flex;justify-content:center;align-items:center;min-height:48px;padding:12px;border:1px solid var(--ar-border);border-radius:10px;color:var(--ar-text);font-size:14px;margin-top:12px;width:100%}.gallery-link{display:inline-flex;min-height:44px;align-items:center;gap:8px;font-size:14px;color:var(--ar-accent);margin-top:12px}.count{font-size:11px;letter-spacing:1px;color:var(--ar-subtle);margin:9px 0 20px}.landing .footnote{font-size:11px;line-height:1.8;margin:0;color:var(--ar-subtle)}.notice{width:100%;border:1px solid #c7b98766;border-radius:10px;background:#a8832519;font-size:13px;line-height:1.8;padding:14px;text-align:left;color:#f3dfb0;margin:0 0 16px;overflow-wrap:anywhere}.scanning{height:100vh;height:100dvh;overflow:hidden;overscroll-behavior:none}#stage{position:fixed;inset:0;width:100%;height:100vh;height:100dvh;overflow:hidden;isolation:isolate;background:var(--ar-bg);touch-action:none}.camera-video{position:absolute;left:0;top:0;width:100%;height:100%;object-fit:cover;object-position:50% 50%;z-index:0}.ar-canvas{position:absolute;z-index:1;display:block}#markers{position:absolute;inset:0;z-index:4;pointer-events:none}.target-marker{position:absolute;transform:translate(-50%,-50%);padding:0;border:0;background:none;color:#fff;pointer-events:auto;width:64px;height:64px;touch-action:manipulation}.marker-ring{width:60px;height:60px;border:3px solid #fff;border-radius:50%;background:var(--ar-overlay);box-shadow:0 0 0 8px var(--ar-ring),0 3px 14px #0008;display:flex;align-items:center;justify-content:center}.play-symbol{width:0;height:0;border-top:9px solid transparent;border-bottom:9px solid transparent;border-left:14px solid #fff;margin-left:4px}.marker-label{position:absolute;top:73px;left:50%;transform:translateX(-50%);font-size:12px;white-space:nowrap;background:var(--ar-overlay);max-width:150px;overflow:hidden;text-overflow:ellipsis;border-radius:5px;padding:5px 9px;line-height:1.4}#scanHud{position:fixed;inset:auto 0 0;z-index:6;padding:28px max(18px,env(safe-area-inset-right)) calc(18px + min(env(safe-area-inset-bottom),14px)) max(18px,env(safe-area-inset-left));text-align:center;background:linear-gradient(transparent,var(--ar-overlay));pointer-events:none}#scanHud p{white-space:pre-line;font-size:14px;line-height:1.65;min-height:3.3em;max-width:720px;margin:0 auto 10px}#scanHud .compact{pointer-events:auto;width:auto;min-height:44px;border-radius:24px;font-size:14px;padding:10px 24px}#cameraQuality{display:block;font-size:10px;color:var(--ar-muted);letter-spacing:.5px;margin-top:10px}#focusRing{position:absolute;z-index:5;pointer-events:none;transform:translate(-50%,-50%);width:64px;height:64px;border:2px solid var(--ar-accent);border-radius:12px;box-shadow:0 0 0 1px var(--ar-overlay-soft)}#mediaBin{position:fixed;left:0;top:0;width:1px;height:1px;opacity:.01;pointer-events:none;overflow:hidden}#mediaBin video{width:1px;height:1px}.page{max-width:1120px;padding:112px 24px 35px;margin:auto}.page h1{font-size:28px;font-weight:550;margin:0 0 12px}.muted{color:var(--ar-muted);font-size:14px;line-height:1.8}.player-layout{max-width:1000px}.player-video{display:block;width:100%;max-height:calc(100vh - 200px);max-height:calc(100dvh - 200px);background:var(--ar-bg);border:1px solid var(--ar-border);border-radius:12px;margin:24px 0 16px;aspect-ratio:16/9;object-fit:contain}.back-link{font-size:13px;color:var(--ar-accent);min-height:44px;display:flex;align-items:center;gap:8px}.image-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px;margin-top:28px}.image-card{border:1px solid var(--ar-border-soft);border-radius:14px;overflow:hidden;background:var(--ar-surface)}.image-card img{width:100%;height:200px;object-fit:contain;background:var(--ar-bg);display:block}.image-card h2{font-size:16px;margin:16px}.image-card .image-actions{display:flex;gap:16px;margin:0 16px 16px;font-size:13px;color:var(--ar-accent);min-height:32px;align-items:center}.tool-list{line-height:2.1;color:var(--ar-muted);font-size:14px}.tool-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.tool-actions .primary{width:auto}progress{width:100%;height:12px;accent-color:var(--ar-accent);margin-top:20px}
@media(min-width:700px){.landing{max-width:590px;padding:150px 48px 60px}.landing h1{font-size:44px}.landing p{font-size:17px}.feature-row span{font-size:12px}.primary{min-height:58px;font-size:17px}.player-layout{padding-top:120px}}@media(max-height:650px) and (orientation:landscape){.topbar{padding-top:10px;padding-bottom:10px}.landing{padding-top:90px}.landing h1{font-size:28px}.feature-row{margin-bottom:18px}.eyebrow{margin-bottom:12px}#scanHud{padding-top:14px}#scanHud p{font-size:12px;min-height:2.8em;margin-bottom:5px}.player-video{max-height:calc(100vh - 150px)}.page{padding-top:85px}}
#scanHud p{display:table;background:var(--ar-overlay-soft);border-radius:8px;padding:7px 12px;text-shadow:0 1px 3px #0008}

.loading-spinner{display:inline-block;box-sizing:border-box;width:30px;height:30px;flex:none;border:3px solid var(--ar-spinner);border-top-color:var(--ar-text);border-radius:50%;animation:media-spin .8s linear infinite}@keyframes media-spin{to{transform:rotate(360deg)}}.ar-media-loading{position:absolute;z-index:5;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:11px;min-width:150px;max-width:calc(100vw - 32px);padding:17px 20px;border:1px solid var(--ar-border-soft);border-radius:14px;background:var(--ar-overlay);box-shadow:0 5px 25px #0005;text-align:center;color:#fff;font-size:14px;line-height:1.5;pointer-events:none}.ar-media-loading button{pointer-events:auto;font-size:13px;min-height:42px;padding:8px 14px}.player-stage{position:relative;overflow:hidden;border:1px solid var(--ar-border);border-radius:12px;margin:20px 0 16px;background:var(--ar-bg)}.player-stage>.player-video{margin:0;border:0;border-radius:0;background:transparent}.player-feedback{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:13px;padding:18px;background:var(--ar-overlay-soft);text-align:center;color:var(--ar-text);pointer-events:none}.player-feedback p{margin:0;font-size:14px;line-height:1.6;text-shadow:0 1px 5px #000}.player-feedback button{pointer-events:auto;min-height:46px;width:auto;font-size:14px}.player-feedback[hidden],.ar-media-loading[hidden],.loading-spinner[hidden]{display:none!important}@media(prefers-reduced-motion:reduce){.loading-spinner{animation-duration:2s}}

::selection{color:var(--ar-bg);background:var(--ar-accent)}
@media(hover:hover){
  .primary:hover:enabled,a.primary:hover{background:var(--ar-primary-hover)}
  .quiet:hover:enabled,.site-back:hover:enabled,a.site-back:hover,.secondary:hover{background:var(--ar-control-hover);border-color:var(--ar-accent)}
  .gallery-link:hover,.image-actions a:hover,.back-link:hover{color:var(--ar-text);text-decoration:underline;text-underline-offset:4px}
}