:root{--bg: #0b0e14;--panel: #131826;--panel-2: #1b2233;--line: #2a3346;--text: #e6eaf2;--muted: #8a93a6;--accent: #5b8cff;--accent-2: #38e0b0;--danger: #ff5b6e;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app{display:flex;flex-direction:column;height:100%}.app__header{display:flex;align-items:center;justify-content:space-between;padding:14px 22px;border-bottom:1px solid var(--line)}.app__brand{background:none;border:0;color:var(--text);font-size:18px;font-weight:700;letter-spacing:-.02em;cursor:pointer}.app__brand span{color:var(--accent)}.app__nav{display:flex;align-items:center;gap:10px}.app__link{background:none;border:0;color:var(--muted);cursor:pointer;font-size:14px;padding:7px 4px}.app__link:hover{color:var(--accent)}.app__restart{background:var(--panel-2);border:1px solid 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input[type=range]{width:100%;accent-color:var(--accent)}.control--check{flex-direction:row;align-items:center;gap:8px}.dualrange{position:relative;display:grid}.dualrange input{grid-area:1 / 1;accent-color:var(--accent-2);background:transparent;pointer-events:auto}.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 16px;border-radius:9px;border:1px solid var(--line);background:var(--panel-2);color:var(--text);font-weight:600;cursor:pointer;text-decoration:none}.btn:hover{border-color:var(--accent)}.btn--primary{background:linear-gradient(90deg,var(--accent),#6f7cff);border-color:transparent;color:#fff}.btn:disabled{opacity:.5;cursor:default}.viewer{flex:1;display:grid;grid-template-columns:1fr 320px;min-height:0}.viewer__canvas{position:relative;min-height:0}.viewer__error{position:absolute;z-index:2;top:12px;left:12px;color:var(--danger);background:#0009;padding:6px 10px;border-radius:6px}.viewer__panel{border-left:1px solid 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0}.camera__caps pre{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:10px;overflow-x:auto;font-size:12px}.camera__note{font-size:12px;border-top:1px solid var(--line);padding-top:12px}