:root{--bg:#efe9de;--paper:#fbf7ef;--line:#ded4c2;--ink:#1e2430;--dim:#5a606b;--teal:#1d6f66;--teal-fill:#2a9d8f;--amber:#d98e04;--navy:#2b3f6b;--red:#b8322a;color:var(--ink);background:var(--bg);font-family:system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}header{padding:16px 24px 0}h1{margin:0;font-size:1.5rem;font-weight:600}h1 b{color:var(--teal)}header p{color:var(--dim);margin:4px 0 0}h2{margin:0 0 12px;font-size:1.05rem}main{grid-template-rows:minmax(420px,62vh) auto auto auto;grid-template-columns:340px 1fr;gap:16px;padding:16px 24px 24px;display:grid}aside{flex-direction:column;grid-row:span 4;gap:16px;display:flex}#view{border:2px solid var(--ink);background:var(--paper);border-radius:12px;position:relative;overflow:hidden}#scene{width:100%;height:100%;display:block}#hud{background:#fbf7efeb;border-width:1px;width:330px;padding:12px 14px;position:absolute;top:12px;left:12px}#hud h2{margin-bottom:8px}#view-tabs{z-index:3;gap:6px;display:flex;position:absolute;top:12px;right:12px}#view-tabs button{background:var(--paper);color:var(--ink);border-color:var(--line);padding:4px 12px}#view-tabs button[aria-selected=true]{background:var(--ink);color:#fff;border-color:var(--ink)}#store-panel{position:absolute;inset:0}#store-scene{width:100%;height:100%;display:block}#tower{background:#fbf7efeb;border-width:1px;width:400px;max-width:calc(100% - 24px);padding:12px 14px;position:absolute;top:12px;left:12px}#tower h2{margin-bottom:8px}#tower table{font-size:.8rem}#tower th,#tower td{padding:3px 6px}.tower-summary{margin:8px 0 0;font-size:.8rem}.dry{background:var(--amber)}.chilled{background:#4aa3d9}.card{background:var(--paper);border:2px solid var(--ink);border-radius:12px;padding:16px}label{flex-direction:column;gap:4px;margin-bottom:10px;font-size:.9rem;display:flex}fieldset.modes{padding-bottom:4px;display:block}fieldset.modes 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var(--line);background:#fff;border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;padding:8px 10px;display:flex}.shop-list li>div{flex-direction:column;gap:2px;min-width:0;display:flex}#shop-products{max-height:420px;overflow:auto}#shop-products small,.price{color:var(--dim);font-size:.8rem}.price b{color:var(--ink)}.promo{color:#fff;background:var(--red);border-radius:4px;padding:1px 6px;font-size:.75rem;font-style:normal;font-weight:600}#shop-cart>li .name{flex:100%;font-size:.9rem}.stepper{align-items:center;gap:4px;display:inline-flex}.stepper input{text-align:center;width:4em;padding:4px}.stepper button,#shop-cart>li>button{min-height:36px;padding:6px 12px}#shop-cart>li>button{background:var(--paper);color:var(--ink)}.warn{color:var(--red);font-size:.85rem}.warn:empty{display:none}#shop-totals{margin:0 0 12px}#shop-impulse{margin-bottom:12px}#shop-impulse ul{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}#shop-impulse button{text-align:left;background:var(--paper);width:100%;color:var(--ink);border-color:var(--amber)}#shop-checkout button[type=submit]{width:100%;min-height:44px}.shop-list>.shop-order{align-items:flex-start}.shop-order p{margin:0 0 4px;font-size:.88rem}.shop-status{color:var(--teal);font-weight:700}.shop-order[data-status=collected] .shop-status{color:var(--dim)}.shop-code{letter-spacing:.15em;font-variant-numeric:tabular-nums;font-size:1.1rem}.qr{width:112px;height:112px;color:var(--ink);border:1px solid var(--line);flex:none}.collect{flex-wrap:wrap;align-items:flex-end;gap:8px;margin-top:6px;display:flex}.collect label{margin:0}@media (width<=860px){main{grid-template-rows:auto;grid-template-columns:1fr;padding:12px}aside{grid-row:auto}#view{flex-direction:column;order:-1;display:flex}#scene,#store-scene{height:55vh}#view-tabs{border-bottom:2px solid var(--ink);padding:8px 12px;position:static}#store-panel{flex-direction:column;display:flex;position:static}#tower{border:0;border-top:2px solid var(--ink);border-radius:0;width:auto;max-width:none;position:static}.desc{display:none}#shop-grid{grid-template-columns:1fr}#shop-products{max-height:360px}#hud{border:0;border-top:2px solid var(--ink);border-radius:0;width:auto;position:static}}#islatrans{grid-column:2;min-width:0}.inv-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.inv-panel{border:1px solid var(--line);border-radius:10px;min-width:0;padding:12px}.inv-panel h3{margin:0 0 10px;font-size:.95rem}.inv-panel.port{background:var(--ink);color:#fff;border-color:var(--ink)}.inv-panel.port .msg{color:#ffd66b}.inv-list{flex-direction:column;gap:8px;margin:0 0 8px;padding:0;list-style:none;display:flex}.inv-list li{align-items:center;gap:10px;display:flex}.inv-list .info{flex-direction:column;flex:1;min-width:0;font-size:.85rem;display:flex}.inv-list .info span{color:var(--dim)}.port .inv-list .info span{color:#cfd5e3}.port .stage{color:#ffd66b;font-weight:600}.thumb{border-radius:8px;flex:none;width:48px;height:48px}.thumb.lock{background:#3a4358;place-items:center;font-size:1.2rem;display:grid}.inv-list button{background:var(--paper);color:var(--ink);white-space:nowrap;padding:4px 10px;font-size:.8rem}.inv-list button:disabled{opacity:.7;cursor:default}#inv-bins details{border-top:1px solid var(--line);padding:6px 0}#inv-bins summary{cursor:pointer;padding:4px 0;font-size:.9rem}#inv-bins summary:focus-visible{outline:3px solid var(--amber);outline-offset:2px}@media (width<=860px){#islatrans{grid-column:auto}.inv-grid{grid-template-columns:1fr}}#calculator{grid-column:1/-1;min-width:0}#calculator h3{margin:18px 0 8px;font-size:.95rem}#calculator-form{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:4px 12px;display:grid}#calculator-results dl{grid-template-columns:auto 1fr;max-width:520px}#calculator td,#calculator th{white-space:nowrap}#calculator td{text-align:right}#calculator tbody th,#calculator tfoot th{position:static}#calculator caption{text-align:left;color:var(--dim);padding-bottom:6px;font-size:.8rem}#calculator .scroll{margin-top:12px}.tag{color:var(--amber);border:1px solid var(--amber);border-radius:999px;margin-left:4px;padding:0 6px;font-size:.7rem;font-weight:500}.chart svg{border:1px solid var(--line);background:#fff;border-radius:8px;width:100%;max-width:720px;height:auto;display:block}.chart .grid{stroke:var(--line);stroke-width:1px}.chart .zero{stroke:var(--ink);stroke-width:1.5px}.chart .tick{fill:var(--dim);font-family:inherit;font-size:11px}.chart .line{stroke-width:3px}.chart .s-renting{stroke:var(--teal-fill)}.chart .s-rental{stroke:var(--amber);stroke-dasharray:10 5}.chart .s-purchase{stroke:var(--navy);stroke-dasharray:2 5;stroke-linecap:round}@media (width<=860px){#calculator-results dl{max-width:none}}