:root{--bg: #14161d;--panel: #1e222d;--ink: #e8ecf5;--muted: #9aa3b5;--accent: #6cc5d6;--line: #2c3140}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--ink);font:15px/1.4 Segoe UI,system-ui,sans-serif}#app,.facet{height:100%}.facet{display:flex;flex-direction:column;max-width:1100px;margin:0 auto;padding:12px;gap:10px}.bar{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.bar h1{margin:0;font-size:20px;letter-spacing:.5px;font-weight:600}.spacer{flex:1}.tools{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.tools button,.tools select,.swatchwrap{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:13px;cursor:pointer}.tools button:hover,.tools select:hover{border-color:var(--accent)}.tools button.t.on{background:var(--accent);color:#0c1418;border-color:var(--accent);font-weight:600}.palette{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.swatch{width:22px;height:22px;border-radius:5px;border:2px solid transparent;cursor:pointer;padding:0}.swatch.on{border-color:var(--ink);box-shadow:0 0 0 2px var(--accent)}.swatchwrap{display:inline-flex;align-items:center;gap:6px;color:var(--muted);padding:3px 8px}.swatchwrap input[type=color]{width:26px;height:22px;border:none;background:none;padding:0;cursor:pointer}.hidden{display:none!important}.stage{flex:1;min-height:320px;border-radius:14px;overflow:hidden;box-shadow:inset 0 0 0 10px #0e1014,0 10px 30px #00000073;background:#0e1014}#c{display:block;width:100%;height:100%;touch-action:none;cursor:crosshair}.hint{margin:0;text-align:center;color:var(--muted);font-size:12px}.hint b{color:var(--ink)}