:root{--bg:#12161b;--panel:#1b2229;--line:#34404b;--text:#e7edf2;--muted:#9aa9b6;--accent:#e6a23c;--good:#6ecb75;--bad:#e66565}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}body{overflow-x:hidden}header{height:54px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 18px;background:#171d23}.subtitle{color:var(--muted);font-weight:400}.layout{display:grid;grid-template-columns:260px minmax(640px,1fr) 240px;min-height:calc(100vh - 54px)}.panel{background:var(--panel);padding:14px;border-color:var(--line);border-style:solid}.left{border-width:0 1px 0 0}.right{border-width:0 0 0 1px}.panel h2{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:#bbc7d0;margin:14px 0 8px}.panel h2:first-child{margin-top:0}.game-wrap{display:flex;align-items:flex-start;justify-content:center;padding:14px;overflow:auto;position:relative}canvas{max-width:100%;height:auto;border:1px solid #44515c;background:#20272d;image-rendering:pixelated;box-shadow:0 10px 30px #0006}.tool{display:grid;grid-template-columns:38px 1fr auto;gap:8px;align-items:center;width:100%;padding:7px;margin:0 0 7px;background:#252e36;color:var(--text);border:1px solid #3a4651;border-radius:6px;text-align:left;cursor:pointer}.tool.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}.icon{font-weight:800;text-align:center}.cost{color:var(--muted);font-size:11px}.inv-row,.stat-row{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px solid #2b343d}.controls{display:grid;gap:7px}button,.button{background:#303b45;border:1px solid #465562;color:#fff;border-radius:6px;padding:9px 10px;cursor:pointer;text-decoration:none;display:inline-block}button:hover,.button:hover{background:#394650}.muted{color:var(--muted)}.small{font-size:12px;line-height:1.4}.legend{display:grid;gap:6px;font-size:12px;color:var(--muted)}#saveStatus{color:var(--muted);font-size:13px}#objective{margin-top:10px;font-size:13px}.goal-ok{color:var(--good)}#tooltip{position:absolute;display:none;pointer-events:none;background:#0c1014e8;border:1px solid #4b5966;padding:6px 8px;border-radius:4px;font-size:12px}.install{display:grid;place-items:center;min-height:100vh}.install-card{width:min(520px,92vw);padding:28px;border:1px solid var(--line);border-radius:12px;background:var(--panel);box-shadow:0 20px 60px #0007}.install-card h1{margin-top:0}.install-card label{display:grid;gap:7px}.install-card input{padding:10px;border-radius:6px;border:1px solid #465562;background:#12171c;color:#fff}.install-card form{display:grid;gap:12px}.error,.ok{padding:10px;border-radius:6px;margin:12px 0}.error{background:#4a2323;color:#ffd0d0}.ok{background:#21452a;color:#d5ffda}@media(max-width:1100px){.layout{grid-template-columns:220px minmax(600px,1fr)}.right{display:none}}@media(max-width:780px){header{height:auto;gap:6px;padding:10px;align-items:flex-start;flex-direction:column}.layout{display:block}.panel.left{border:0;border-bottom:1px solid var(--line)}.game-wrap{padding:6px}.tool{display:inline-grid;width:calc(50% - 5px);vertical-align:top}}