:root{color-scheme:dark;--bg:#080b10;--panel:#111722;--line:#273142;--ink:#eef3f7;--muted:#91a0b2;--lime:#8dfa00;--cyan:#34d3ff;--red:#ff6b7a}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 20% 0,#14202d 0,#080b10 36%);color:var(--ink);font:14px/1.45 Geist,system-ui,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}header{height:78px;padding:16px 24px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:#080b10e8;position:sticky;top:0;z-index:4}h1,h2,p{margin:0}h1{font-size:24px}.eyebrow,.step{font-size:10px;letter-spacing:.17em;color:var(--lime);font-weight:700}.authority{text-align:right;color:var(--muted);font-size:12px}.authority strong{color:var(--ink)}main{display:grid;grid-template-columns:minmax(480px,1fr) minmax(520px,720px);min-height:calc(100vh - 78px)}.workspace{position:sticky;top:78px;height:calc(100vh - 78px);padding:22px;display:flex;flex-direction:column;min-width:0}.preview-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.preview-head h2{font-size:18px}.segmented{display:flex;background:#0c1119;border:1px solid var(--line);border-radius:9px;padding:3px}.segmented button,.tool,.presets button{border:0;background:transparent;color:var(--muted);padding:8px 11px;border-radius:6px}.segmented button.active,.tool.active{background:#263244;color:#fff}.canvas-shell{min-height:0;flex:1;display:grid;place-items:center;position:relative;border:1px solid var(--line);border-radius:14px;background:#05070a;overflow:hidden}#authorCanvas{display:block;max-width:100%;max-height:100%;width:auto;height:auto;touch-action:none;box-shadow:0 16px 55px #000b}#canvasEmpty{position:absolute;color:var(--muted)}.tool-row{display:flex;gap:6px;margin-top:10px}.hint,.note{color:var(--muted);font-size:12px;margin-top:7px}.controls{border-left:1px solid var(--line);padding:18px 20px 80px;overflow:auto}.controls article{background:linear-gradient(145deg,#131a25,#0e141d);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:12px}.section-title{display:flex;align-items:center;gap:10px;margin-bottom:13px}.section-title b{font:600 11px Geist Mono,monospace;color:var(--lime);border:1px solid #3d4c5f;border-radius:5px;padding:3px 5px}.section-title h2{font-size:16px}.row,.grid{display:grid;gap:10px;align-items:end}.row{grid-template-columns:1fr 1fr}.grid.two{grid-template-columns:1fr 1fr}.grid.four{grid-template-columns:repeat(4,1fr)}label{display:flex;flex-direction:column;gap:5px;color:#b9c5d2;font-size:12px}input,select,textarea{width:100%;border:1px solid #344256;border-radius:7px;background:#090e15;color:var(--ink);padding:9px;min-height:38px}input:focus,select:focus,textarea:focus,button:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}.file{margin-top:10px;border:1px dashed #405169;border-radius:8px;padding:10px}.file input{border:0;padding:4px;min-height:auto}.meta{margin-top:8px;color:var(--muted);font:12px Geist Mono,monospace}.order{max-height:116px;overflow:auto;display:grid;grid-template-columns:1fr 1fr;gap:3px 24px;padding-left:24px;color:#aebaca;font-size:12px}.order .proposed{color:var(--lime);font-weight:700}.presets,.actions{display:flex;gap:7px;margin-bottom:10px}.presets button,.actions button{border:1px solid #344256;background:#111a26;color:var(--ink);border-radius:7px;padding:8px 10px}.actions .primary{background:var(--lime);color:#071000;border-color:var(--lime);font-weight:700}.check{flex-direction:row;align-items:center;margin-top:10px}.check input{width:auto;min-height:auto}.result{margin:10px 0;padding:10px;border-radius:8px;white-space:pre-wrap}.result.neutral{background:#17202c;color:var(--muted)}.result.ok{background:#14351e;color:#baffc4}.result.bad{background:#421b22;color:#ffc3ca}details{border-top:1px solid var(--line);padding:10px 0}summary{cursor:pointer;color:#c8d2dd}pre{max-height:300px;overflow:auto;background:#070b11;border-radius:8px;padding:10px;font:11px/1.45 Geist Mono,monospace;white-space:pre-wrap}.danger{border:1px solid #5f3037;background:#241216;border-radius:9px;padding:12px;margin-top:8px}.danger button{margin-top:8px;border:1px solid var(--red);background:var(--red);color:#180408;border-radius:7px;padding:10px 14px;font-weight:700}.danger button:disabled{opacity:.35;cursor:not-allowed}.danger p{font-size:11px;color:#d59aa1;margin-top:7px}@media(max-width:1000px){main{grid-template-columns:1fr}.workspace{position:relative;top:auto;height:72vh}.controls{border-left:0}.grid.four{grid-template-columns:1fr 1fr}}@media(max-width:620px){header{position:relative;height:auto;align-items:flex-start}.authority{display:none}.workspace{top:auto;padding:12px;height:70vh}.controls{padding:12px}.grid.two,.grid.four,.row{grid-template-columns:1fr 1fr}.tool-row{overflow:auto}}