:root{--bg:#0f172a;--panel:#111827;--text:#e5e7eb;--muted:#9ca3af;--accent:#22c55e;--warn:#f59e0b;--error:#f87171;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--text);margin:0}.screen{min-height:100%;display:none}.screen.active{display:block}.panel{max-width:560px;margin:0 auto;padding:24px 16px 40px}h1{margin:8px 0 4px;font-size:1.8rem}h2{margin:4px 0 16px}.lead{color:var(--muted)}.steps{padding-left:20px;line-height:1.5}.error{color:var(--error)}.btn{appearance:none;color:var(--text);cursor:pointer;background:#1f2937;border:1px solid #374151;border-radius:10px;padding:12px 18px;font-size:1rem}.btn.primary{background:var(--accent);border-color:var(--accent);color:#052e16;font-weight:600}.btn.small{padding:8px 12px;font-size:.9rem}.btn.on{color:#111;background:#facc15;border-color:#facc15}.btn:disabled{opacity:.5}.camera.active{background:#000;position:fixed;inset:0;overflow:hidden}.camera video{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.guide{pointer-events:none;border:3px dashed #ffffffe6;position:absolute;box-shadow:0 0 0 9999px #00000073}.guide.tip-left{border-radius:36% 10% 10% 36%/50% 16% 16% 50%}.guide.tip-right{border-radius:10% 36% 36% 10%/16% 50% 50% 16%}.guide.ready{border-color:var(--accent);border-style:solid}.guide span{white-space:nowrap;color:#fff;font-size:.85rem;position:absolute;bottom:-26px;left:50%;transform:translate(-50%)}.topbar,.bottombar{gap:10px;padding:12px 16px;display:flex;position:absolute;left:0;right:0}.topbar{padding-top:max(12px, env(safe-area-inset-top));justify-content:space-between;align-items:center;top:0}.topbar select{min-width:0;color:var(--text);background:#111827cc;border:1px solid #374151;border-radius:8px;flex:1;padding:8px}.bottombar{padding-top:20px;padding-bottom:max(16px, env(safe-area-inset-bottom));background:linear-gradient(#0000,#000000bf 25%);flex-direction:column;align-items:stretch;gap:8px;bottom:0}.segmented{border:1px solid #374151;border-radius:10px;display:flex;overflow:hidden}.segmented button{appearance:none;color:var(--text);cursor:pointer;background:#111827cc;border:0;flex:1;padding:9px 8px;font-size:.9rem}.segmented button+button{border-left:1px solid #374151}.segmented button.active{background:var(--accent);color:#052e16;font-weight:600}.sliders{gap:16px;display:flex}.slider{flex:1;align-items:center;gap:8px;min-width:0;font-size:.9rem;display:flex}.slider[hidden]{display:none}.slider input{flex:1;min-width:0}.toggle{white-space:nowrap;align-items:center;gap:6px;font-size:.9rem;display:flex}.meter{background:#fff3;border-radius:4px;height:8px;overflow:hidden}#meter-fill{background:var(--warn);width:0;height:100%;transition:width .2s}#meter-fill.good{background:var(--accent)}.status{text-align:center;min-height:1.4em;margin:0}.capture{padding:14px;font-size:1.1rem}.results{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.results figure{margin:0}.results figcaption{text-align:center;color:var(--muted);margin-top:6px;font-size:.85rem}.result-box{background:#fff;border-radius:12px;justify-content:center;padding:8px;display:flex}.result-box canvas{image-rendering:auto;max-width:100%;max-height:55vh}.warnings{color:var(--warn);padding-left:20px}.warnings:empty{display:none}.info{grid-template-columns:auto 1fr;gap:6px 12px;font-size:.92rem;display:grid}.info dt{color:var(--muted)}.info dd{margin:0}.options{gap:8px;margin:16px 0;display:grid}.actions{flex-wrap:wrap;gap:10px;display:flex}.actions .btn{flex:200px}details{color:var(--muted);margin-top:20px}.roi{border-radius:8px;max-width:100%;margin:8px 0;display:block}