:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.app{box-sizing:border-box;text-align:left;flex-direction:column;min-height:100svh;padding:24px 28px 32px;display:flex}.app-header h1{letter-spacing:-.5px;margin:0 0 4px;font-size:32px}.app-header .subtitle{color:var(--text);margin:0 0 18px;font-size:14px}.tabs{border-bottom:1px solid var(--border);gap:8px;margin-bottom:18px;display:flex}.tab{color:var(--text);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 14px;font-size:15px;transition:color .2s,border-color .2s}.tab:hover{color:var(--text-h)}.tab.active{color:var(--accent);border-bottom-color:var(--accent)}.app-main{flex-grow:1}.app-footer{border-top:1px solid var(--border);color:var(--text);margin-top:24px;padding-top:12px}.panel{grid-template-columns:minmax(280px,360px) 1fr;align-items:start;gap:24px;display:grid}@media (width<=900px){.panel{grid-template-columns:1fr}}.controls{flex-direction:column;gap:14px;display:flex}.controls .row{color:var(--text-h);flex-direction:column;gap:6px;font-size:14px;display:flex}.controls .row span{color:var(--text);font-size:13px}.controls input[type=range]{width:100%}.controls input[type=file],.controls select{font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text-h);border-radius:6px;padding:6px 8px;font-size:14px}.controls .buttons{flex-direction:row;gap:8px}.controls button{font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text-h);cursor:pointer;border-radius:6px;padding:8px 14px;font-size:14px;transition:border-color .2s,background .2s}.controls button:hover:not(:disabled){border-color:var(--accent-border)}.controls button:disabled{opacity:.5;cursor:not-allowed}.controls button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.controls button.primary:hover:not(:disabled){filter:brightness(1.1)}.controls button.danger{color:#fff;background:#e53e3e;border-color:#e53e3e}.controls button.danger:hover:not(:disabled){filter:brightness(1.1)}.meta{border:1px solid var(--border);color:var(--text);border-radius:8px;flex-direction:column;gap:4px;padding:12px;font-size:13px;display:flex}.meta b{color:var(--text-h);word-break:break-all}.error{color:#e53e3e;background:#e53e3e1a;border-radius:6px;padding:10px 12px;font-size:13px}.success{color:#2f855a;background:#48bb781f;border-radius:8px;flex-direction:column;gap:6px;padding:12px;font-size:14px;display:flex}.download{color:#fff;background:#2f855a;border-radius:6px;width:fit-content;padding:6px 10px;font-size:13px;text-decoration:none;display:inline-block}.download:hover{filter:brightness(1.1)}.hint{color:var(--text);font-size:12px}.hint code{padding:2px 4px;font-size:11px}.progress{background:var(--code-bg);border-radius:4px;height:8px;margin-top:4px;overflow:hidden}.progress-bar{background:var(--accent);height:100%;transition:width .2s}input.seek{width:100%;accent-color:var(--accent);margin-top:4px}.missing{color:var(--text);font-size:12px;font-family:var(--mono);word-break:break-all}.qr-stage{background:var(--code-bg);border-radius:12px;justify-content:center;align-items:center;min-height:360px;padding:20px;display:flex;position:relative}.qr-stage canvas{background:#fff;border-radius:4px}.qr-placeholder,.video-placeholder{color:var(--text);font-size:14px;position:absolute}.video-stage{background:#000;border-radius:12px;justify-content:center;align-items:center;min-height:360px;padding:0;display:flex;position:relative;overflow:hidden}.video-stage video{object-fit:contain;width:100%;height:auto;max-height:70vh;display:block}