:root{--teal: #0f766e;--teal-dark: #0b5952;--bg: #f8fafc;--card: #ffffff;--ink: #0f172a;--muted: #64748b}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#app{min-height:100dvh}.app{max-width:520px;margin:0 auto;padding:16px 16px calc(16px + env(safe-area-inset-bottom))}header{text-align:center;margin:8px 0 16px}header h1{margin:0;font-size:1.6rem;color:var(--teal)}.tag{margin:4px 0 0;color:var(--muted);font-size:.9rem}.btn{border:1px solid #cbd5e1;background:#fff;color:var(--ink);padding:12px 16px;border-radius:12px;font-size:1rem;cursor:pointer}.btn.primary{background:var(--teal);color:#fff;border-color:var(--teal)}.btn.primary:active{background:var(--teal-dark)}.btn.ghost{background:#ffffffe6;position:absolute;bottom:12px;left:50%;transform:translate(-50%)}.btn.wide{width:100%;margin-top:12px}.controls{display:flex;flex-direction:column;gap:12px}.controls 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.shutter-dot{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:50%;background:#fff;font-size:1.4rem;line-height:1}.datescan-shutter:active .shutter-ring{background:#ffffff73}.cam-torch{position:absolute;top:12px;right:12px;z-index:4;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.5);background:#00000073;color:#fff;font-size:1.25rem;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;-webkit-tap-highlight-color:transparent}.cam-torch.on{background:#ffd700d9;border-color:#fff}.cam-torch:active{transform:scale(.94)}.title{cursor:pointer;-webkit-user-select:none;user-select:none}.build-stamp{font-size:.6em;font-weight:400;opacity:.65;margin-left:.4em}