:root{--bg: #eceae3;--panel: #fbfaf7;--ink: #26262b;--muted: #6f6f78;--line: #d9d6cd;--accent: #c1722e;--accent-ink: #fff}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{overflow:hidden;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,sans-serif;color:var(--ink);background:var(--bg)}#viewer{position:fixed;top:0;right:0;bottom:0;left:0}canvas{display:block}.panel{position:absolute;top:18px;left:18px;z-index:10;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px 16px;min-width:208px;box-shadow:0 8px 30px #28261e1a}.panel h1{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:2px}.panel .sub{font-size:12px;color:var(--muted);margin-bottom:12px;line-height:1.4}.modes{display:flex;gap:6px;margin-bottom:10px}.modes button{flex:1;font:inherit;font-size:12.5px;font-weight:600;cursor:pointer;padding:9px 8px;border-radius:9px;border:1px solid var(--line);background:#fff;color:var(--ink);transition:.15s}.modes button:hover{border-color:#bdb9ad}.modes button.active{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.row{display:flex;gap:6px}.row button{flex:1;font:inherit;font-size:12px;cursor:pointer;padding:7px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--muted);transition:.15s}.row button:hover{color:var(--ink);border-color:#bdb9ad}.row button:disabled{opacity:.45;cursor:default;color:var(--muted);border-color:var(--line)}.hint{position:absolute;left:50%;bottom:20px;transform:translate(-50%);z-index:10;background:#222228d1;color:#fff;font-size:12.5px;letter-spacing:.01em;padding:8px 14px;border-radius:999px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);white-space:nowrap;opacity:0;transition:opacity .25s;pointer-events:none}.hint.show{opacity:1}.crosshair{position:absolute;left:50%;top:50%;width:6px;height:6px;margin:-3px 0 0 -3px;z-index:9;border-radius:50%;background:#26262b8c;box-shadow:0 0 0 2px #ffffff80;display:none;pointer-events:none}.crosshair.show{display:block}.legend{position:absolute;right:18px;bottom:18px;z-index:10;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:11px 13px;box-shadow:0 8px 30px #28261e1a}.legend .t{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}.legend ul{list-style:none;display:grid;gap:5px}.legend li{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink)}.legend .sw{width:13px;height:13px;border-radius:3px;border:1px solid rgba(0,0,0,.08)}.controls{position:absolute;top:18px;right:18px;z-index:10;width:234px}.controls-toggle{width:100%;font:inherit;font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);cursor:pointer;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:11px 14px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 8px 30px #28261e1a}.controls-toggle:hover{color:var(--ink)}.controls-body{margin-top:8px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px;box-shadow:0 8px 30px #28261e1a;display:grid;gap:9px}.presets{display:flex;gap:6px;margin-bottom:2px}.presets button{flex:1;font:inherit;font-size:11px;cursor:pointer;padding:6px 4px;border-radius:7px;border:1px solid var(--line);background:#fff;color:var(--muted);transition:.15s}.presets button:hover{color:var(--ink);border-color:#bdb9ad}.ctrl-row{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--ink)}.ctrl-label{flex:0 0 62px;color:var(--muted)}.ctrl-row input[type=range]{flex:1;min-width:0;accent-color:var(--accent)}.ctrl-val{flex:0 0 36px;text-align:right;color:var(--muted);font-variant-numeric:tabular-nums}.ctrl-row input[type=color]{flex:1;height:24px;padding:1px;border:1px solid var(--line);border-radius:6px;background:#fff;cursor:pointer}.ctrl-check{gap:8px}.ctrl-check input{accent-color:var(--accent)}.ctrl-buttons{display:flex;gap:6px;margin-top:2px}.ctrl-reset{flex:1;font:inherit;font-size:11.5px;cursor:pointer;padding:7px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--muted);transition:.15s}.ctrl-reset:hover{color:var(--ink);border-color:#bdb9ad}.joystick{position:absolute;left:22px;bottom:22px;z-index:10;width:120px;height:120px;border-radius:50%;background:#22222829;border:1px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);touch-action:none}.joy-knob{position:absolute;left:50%;top:50%;width:50px;height:50px;margin:-25px 0 0 -25px;border-radius:50%;background:#fbfaf7e6;border:1px solid var(--line);box-shadow:0 4px 12px #00000047;pointer-events:none}@media(prefers-reduced-motion:reduce){*{transition:none!important}}