:root{--bg: #0b1620;--bg-2: #11242f;--panel: #16303d;--panel-2: #1d3d4d;--line: #2a5265;--ink: #e8f5f2;--ink-dim: #8fb3c0;--accent: #7ee7d0;--accent-2: #4bb3e8;--brass: #f2c14e;--danger: #f2685c;--ok: #7ed957;--r: 12px;--cell: 1fr;color-scheme:dark}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%}body{background:radial-gradient(140% 90% at 50% 0%,#163141 0%,var(--bg) 60%);color:var(--ink);font:15px/1.4 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}#app{height:100%}button{font:inherit;color:inherit}.screen-host{display:flex;flex-direction:column;height:100%}.screen-in{animation:fade .18s ease}@keyframes fade{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}.hud{padding:10px 12px 8px;background:linear-gradient(180deg,var(--bg-2),transparent)}.hud-row{display:flex;align-items:center;gap:8px}.hud-title{font-weight:800;font-size:16px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hud-res{display:flex;gap:6px}.res{background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:3px 9px;font-size:12px;font-weight:700;white-space:nowrap}.hud-rank{display:flex;align-items:center;gap:8px;margin-top:6px;font-size:11px;color:var(--ink-dim)}.hud-rank .bar{flex:1;height:5px;border-radius:999px;background:#0e2130;overflow:hidden}.hud-rank .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2))}.btn-back{background:var(--panel);border:1px solid var(--line);border-radius:10px;width:32px;height:32px;font-size:20px;line-height:1;cursor:pointer}.screen-body{flex:1;overflow-y:auto;padding:8px 12px 14px;-webkit-overflow-scrolling:touch}.nav{display:flex;border-top:1px solid var(--line);background:var(--bg-2);padding-bottom:env(safe-area-inset-bottom,0)}.nav-btn{flex:1;background:none;border:0;padding:8px 0 10px;display:grid;gap:2px;justify-items:center;color:var(--ink-dim);cursor:pointer}.nav-btn i{font-size:19px;font-style:normal}.nav-btn span{font-size:10px;font-weight:700}.nav-btn.on{color:var(--accent)}.chapter{margin-bottom:16px}.ch-title{display:flex;align-items:baseline;gap:8px;margin:6px 2px 8px;font-size:14px}.ch-title em{margin-left:auto;font-size:11px;color:var(--brass);font-style:normal}.ch-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:8px}.chapter.locked{opacity:.75}.ch-locked{border:1px dashed var(--line);border-radius:var(--r);padding:14px;text-align:center;color:var(--ink-dim);font-size:12px}.lvl{position:relative;display:grid;gap:2px;justify-items:center;background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid var(--line);border-radius:var(--r);padding:10px 6px 8px;cursor:pointer}.lvl-id{font-size:10px;color:var(--ink-dim);letter-spacing:.04em}.lvl-name{font-size:12px;font-weight:700;text-align:center}.lvl-stars{color:var(--brass);font-size:12px;letter-spacing:1px}.lvl-done{border-color:#2f6f63}.lvl-locked{opacity:.5}.lvl-flag{position:absolute;top:-6px;right:-4px;background:var(--accent-2);color:#06202c;font-size:9px;font-style:normal;font-weight:800;border-radius:999px;padding:1px 6px}.goal{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:8px 10px;margin-bottom:10px}.goal-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin:2px 0}.goal-cap{width:20px;text-align:center;opacity:.85}.chip{display:inline-flex;align-items:center;gap:4px;padding:2px 8px 2px 6px;border-radius:999px;font-size:12px;font-weight:700;background:color-mix(in srgb,var(--sub) 22%,transparent);border:1px solid color-mix(in srgb,var(--sub) 60%,transparent)}.chip i{font-style:normal}.opt{font-size:10px;color:var(--brass);font-style:normal}.brief{margin:6px 0 0;font-size:12px;color:var(--ink-dim)}.grid{display:grid;grid-template-columns:repeat(var(--cols),1fr);gap:4px;max-width:420px;margin:0 auto}.cell{position:relative;aspect-ratio:1;display:grid;place-items:center;background:#0e2130;border:1px solid #22414f;border-radius:8px;font-size:22px;padding:0;cursor:pointer;overflow:hidden;transition:background .15s ease,box-shadow .15s ease}.cell.empty{background:repeating-linear-gradient(45deg,#0d1f2c 0,#0d1f2c 6px,#0e2231 6px,#0e2231 12px)}.cell.placed{background:#143244;border-color:#2f5b70}.cell.fixed{background:#17323f;border-color:#34606f}.cell.k-wall{background:#1b1f24;border-color:#2b3238}.cell .wall{width:100%;height:100%;background:repeating-linear-gradient(0deg,#2a3238 0,#2a3238 7px,#1e252b 7px,#1e252b 8px)}.glyph{line-height:1;font-size:26px;color:var(--accent);transition:transform .12s ease}.cell.fixed .glyph{color:var(--brass)}.cell.flow{background:color-mix(in srgb,var(--flow) 34%,#0e2130);border-color:var(--flow)}.cell.flow .glyph{color:#fff;text-shadow:0 0 10px var(--flow)}.cell.err{border-color:var(--danger);box-shadow:0 0 0 2px color-mix(in srgb,var(--danger) 45%,transparent) inset;animation:shake .25s ease}.cell.err:after{content:"⚠";position:absolute;top:1px;right:3px;font-size:11px;color:var(--danger)}@keyframes shake{25%{transform:translate(-2px)}75%{transform:translate(2px)}}.cell.k-source,.cell.k-sink{background:color-mix(in srgb,var(--sub) 18%,#0e2130);border-color:color-mix(in srgb,var(--sub) 55%,transparent)}.port-emoji{font-size:18px;line-height:1}.port-vol{position:absolute;bottom:1px;right:3px;font-size:10px;font-weight:800;font-style:normal}.port-opt{position:absolute;top:0;left:3px;font-size:11px;color:var(--brass)}.port{position:absolute;width:0;height:0}.port.d0{top:0;left:50%;transform:translate(-50%);border:5px solid transparent;border-top-color:var(--sub)}.port.d1{right:0;top:50%;transform:translateY(-50%);border:5px solid transparent;border-right-color:var(--sub)}.port.d2{bottom:0;left:50%;transform:translate(-50%);border:5px solid transparent;border-bottom-color:var(--sub)}.port.d3{left:0;top:50%;transform:translateY(-50%);border:5px solid transparent;border-left-color:var(--sub)}.lock{position:absolute;top:0;right:2px;font-size:9px;font-style:normal;opacity:.7}.dev-sub{position:absolute;bottom:0;left:2px;font-size:11px;font-style:normal}.level-body{padding-bottom:4px}.status{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:baseline;margin:10px auto 0;max-width:420px;font-size:11px;color:var(--ink-dim)}.status em{font-style:normal;color:var(--accent)}.status.bad .status-err{color:var(--danger);font-size:12px;flex-basis:100%}.level-foot{border-top:1px solid var(--line);background:var(--bg-2);padding:8px 10px calc(8px + env(safe-area-inset-bottom,0px))}.palette{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px}.part{position:relative;flex:0 0 auto;width:52px;height:46px;background:var(--panel);border:1px solid var(--line);border-radius:10px;cursor:pointer}.part.on{border-color:var(--accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 30%,transparent)}.part.out{opacity:.38}.part em{position:absolute;bottom:1px;right:4px;font-size:10px;font-weight:800;font-style:normal;color:var(--brass)}.actions{display:flex;gap:6px}.btn-primary{flex:1;background:linear-gradient(180deg,var(--accent),#48b79f);color:#06202c;border:0;border-radius:10px;padding:11px 14px;font-weight:800;cursor:pointer}.btn-ghost{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-weight:700;cursor:pointer}.btn-ghost.on{border-color:var(--accent);color:var(--accent)}.btn-primary:disabled,.btn-ghost:disabled{opacity:.5}.sheet-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;display:flex;align-items:flex-end;background:#040c1299;opacity:0;transition:opacity .25s ease}.sheet-overlay.sheet-in{opacity:1}.sheet{width:100%;max-height:86%;overflow-y:auto;background:var(--bg-2);border-top:1px solid var(--line);border-radius:18px 18px 0 0;padding:8px 16px calc(18px + env(safe-area-inset-bottom,0px));transform:translateY(14px);transition:transform .25s ease}.sheet-in .sheet{transform:none}.sheet-grab{width:42px;height:4px;border-radius:999px;background:var(--line);margin:4px auto 10px}.sheet-title{margin:0 0 10px;font-size:17px}.sheet-actions{display:grid;gap:8px}.sheet-act.danger{background:var(--danger);color:#2a0a06}.sheet-close{width:100%;margin-top:10px}.res-stars{text-align:center;font-size:34px;color:var(--brass);letter-spacing:4px}.star-list,.deliv,.recipes{list-style:none;margin:8px 0;padding:0;display:grid;gap:6px}.star-list li,.deliv li,.recipes li{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:8px 10px;font-size:13px;color:var(--ink-dim)}.star-list li.got,.deliv li.got{color:var(--ink);border-color:#2f6f63}.res-reward{text-align:center;font-weight:800;color:var(--brass)}.res-why{color:var(--danger);font-weight:700}.res-waste{font-size:12px;color:var(--ink-dim)}.res-actions{display:grid;gap:8px;margin-top:12px}.shop-item{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:10px;margin-bottom:8px}.shop-item.locked{opacity:.6}.shop-ic{font-size:26px}.shop-tx{flex:1;display:grid}.shop-tx b{font-size:14px}.shop-tx span{font-size:11px;color:var(--ink-dim)}.shop-item .btn-primary{flex:0 0 auto;padding:9px 12px}.rows{display:grid;gap:8px}.row{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:12px;text-align:left;cursor:pointer;font-size:13px}.row.static{cursor:default;color:var(--ink-dim)}.row.danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 45%,transparent)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}.hint-line{text-align:center;color:var(--ink-dim);font-size:11px;margin:10px 0 0}.empty{text-align:center;color:var(--ink-dim);padding:24px 0}#toast-host{position:fixed;left:0;right:0;bottom:84px;z-index:80;display:grid;gap:6px;justify-items:center;pointer-events:none}.toast{max-width:84%;background:#10303c;border:1px solid var(--line);color:var(--ink);border-radius:999px;padding:8px 14px;font-size:12px;font-weight:600;opacity:0;transform:translateY(6px);transition:opacity .2s ease,transform .2s ease}.toast.toast-in{opacity:1;transform:none}.toast-ok{border-color:var(--ok)}.toast-warn{border-color:var(--brass)}#net-banner{position:fixed;top:0;left:0;right:0;z-index:70;text-align:center;background:var(--brass);color:#2b1e00;font-size:11px;font-weight:700;padding:5px 8px;transform:translateY(-100%);transition:transform .25s ease}#net-banner.on{transform:none}.update-gate{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90;display:grid;place-items:center;background:#061016f5;padding:24px}.ug-card{display:grid;gap:10px;justify-items:center;text-align:center;max-width:300px;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px}.ug-emoji{font-size:34px}.ug-title{font-size:17px}.ug-tx{margin:0;font-size:13px;color:var(--ink-dim)}.ug-btn{width:100%}@media (min-height: 780px){.cell{font-size:24px}.glyph{font-size:30px}}.glyph-img{width:100%;height:100%;object-fit:contain;transition:transform .12s ease}.chip-img{width:16px;height:16px;object-fit:contain}