:root{--bg: #141a14;--panel: #1b211b;--panel2: #232b22;--line: #39442f;--text: #d7dcc8;--dim: #8b9478;--accent: #c7bd94;--green: #7fe08a;--red: #ff8a7a;--blue: #8fd4ff;--gold: #ffd975}*{box-sizing:border-box;margin:0;padding:0}html,body,#app{width:100%;height:100%;overflow:hidden}body{background:var(--bg);color:var(--text);font:14px/1.5 Segoe UI,system-ui,sans-serif;-webkit-user-select:none;user-select:none}canvas{display:block}.game-root{position:relative;width:100%;height:100%}.game-canvas{position:absolute;inset:0;cursor:crosshair}.hud-top{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;gap:18px;padding:8px 14px;background:linear-gradient(180deg,rgba(12,16,11,.92),rgba(12,16,11,.55) 80%,transparent);pointer-events:none}.hud-top .res{display:flex;gap:16px;font-weight:600;font-size:15px;pointer-events:auto}.res .alloy{color:var(--blue)}.res .supply{color:var(--accent)}.res .supply.full{color:var(--red)}.objective{flex:1;text-align:center;color:var(--gold);font-weight:600;letter-spacing:.5px;text-shadow:0 1px 2px #000}.hud-top .btns{display:flex;gap:6px;pointer-events:auto}.icon-btn{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:6px;padding:4px 10px;cursor:pointer;font-size:13px}.icon-btn:hover{background:var(--panel2);border-color:var(--accent)}.hud-bottom{position:absolute;bottom:0;left:0;right:0;display:flex;align-items:flex-end;gap:10px;padding:10px;pointer-events:none}.panel{background:#141912eb;border:1px solid var(--line);border-radius:10px;pointer-events:auto}.sel-panel{width:260px;min-height:128px;padding:10px 12px}.sel-panel h4{color:var(--accent);font-size:13px;margin-bottom:4px}.sel-panel .sub{color:var(--dim);font-size:12px}.sel-grid{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px;max-height:76px;overflow:hidden}.sel-chip{display:flex;align-items:center;justify-content:center;width:30px;height:24px;font-size:10px;border-radius:4px;background:var(--panel2);border:1px solid var(--line);color:var(--text)}.sel-chip.hurt{border-color:var(--red)}.hp-bar{height:5px;background:#111;border-radius:3px;margin-top:6px;overflow:hidden}.hp-bar>div{height:100%;background:var(--green)}.action-panel{flex:1;max-width:560px;padding:10px 12px;min-height:128px}.action-panel h4{color:var(--accent);font-size:13px;margin-bottom:8px}.btn-row{display:flex;flex-wrap:wrap;gap:8px}.act-btn{display:flex;flex-direction:column;align-items:flex-start;gap:1px;min-width:96px;padding:8px 10px;background:var(--panel2);border:1px solid var(--line);border-radius:8px;color:var(--text);cursor:pointer;text-align:left}.act-btn:hover:not(:disabled){border-color:var(--accent);background:#2c3627}.act-btn:disabled{opacity:.45;cursor:default}.act-btn .nm{font-weight:600;font-size:13px}.act-btn .cost{color:var(--blue);font-size:11px}.act-btn .hk{position:relative;color:var(--dim);font-size:10px}.queue-row{display:flex;gap:6px;margin-top:8px;align-items:center;min-height:26px}.queue-item{width:44px;height:22px;border-radius:4px;position:relative;overflow:hidden;background:var(--panel2);border:1px solid var(--line);font-size:10px;display:flex;align-items:center;justify-content:center}.queue-item>.fill{position:absolute;left:0;top:0;bottom:0;background:#8fd4ff4d}.hint{color:var(--dim);font-size:12px}.minimap-panel{padding:8px}.minimap-panel canvas{border-radius:6px;cursor:pointer}.place-bar{position:absolute;bottom:160px;left:50%;transform:translate(-50%);display:flex;gap:14px;z-index:8}.place-bar[hidden]{display:none}.place-btn{min-width:120px;min-height:52px;font-size:17px;font-weight:700;border-radius:12px;border:1px solid var(--line);cursor:pointer}.place-btn.ok{background:var(--green);color:#12240f}.place-btn.no{background:#3a2a28;color:var(--red)}.act-btn{min-height:44px}@media(max-width:900px){.hud-top{padding:6px 8px;gap:8px}.res{font-size:13px;gap:8px}.objective{font-size:12px}.icon-btn{padding:6px 8px;font-size:12px}.hud-bottom{padding:6px;gap:6px}.sel-panel{width:auto;min-height:88px;padding:6px 8px;flex:1 1 34%;max-width:46%}.action-panel{padding:6px 8px;min-height:88px;flex:1 1 40%}.sel-grid{max-height:48px}.act-btn{min-width:78px;padding:6px 8px}.act-btn .nm{font-size:12px}.act-btn .cost,.act-btn .hk{font-size:10px}.minimap-panel{padding:4px}.minimap-panel canvas{width:96px;height:96px}.hint{font-size:11px}.panel{border-radius:8px}.place-bar{bottom:130px}}@media(max-width:560px){.sel-panel{max-width:40%}.hud-bottom{flex-wrap:wrap}.minimap-panel{order:-1;margin-left:auto}.objective{font-size:10px;line-height:1.25;max-width:34%;overflow:hidden;align-self:center}.res .supply{display:inline}}.toasts{position:absolute;top:54px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:6px;align-items:center;pointer-events:none;z-index:5}.toast{background:#0f140deb;border:1px solid var(--line);border-left:3px solid var(--accent);padding:6px 16px;border-radius:6px;font-size:13px;animation:toast-in .18s ease-out}.toast.important{border-left-color:var(--red);color:var(--red)}@keyframes toast-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1}}.overlay{position:absolute;inset:0;z-index:20;background:radial-gradient(1200px 700px at 50% 30%,#1d2618,#10140f 70%);display:flex;align-items:center;justify-content:center;overflow:auto}.overlay.dim{background:#080a07c7}.menu-box{text-align:center;max-width:1060px;padding:40px 24px}.game-logo{font-size:52px;font-weight:800;letter-spacing:10px;color:var(--accent);text-shadow:0 2px 0 #000,0 0 34px rgba(199,189,148,.25)}.game-sub{color:var(--dim);margin:6px 0 30px;letter-spacing:2px}.mode-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-bottom:26px}.mode-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 16px;cursor:pointer;text-align:left;transition:transform .12s,border-color .12s}.mode-card:hover{border-color:var(--accent);transform:translateY(-3px)}.mode-card.selected{border-color:var(--gold);box-shadow:0 0 0 1px var(--gold)}.mode-card h3{color:var(--accent);margin-bottom:2px;font-size:17px}.mode-card .tag{color:var(--gold);font-size:12px;margin-bottom:8px}.mode-card p{color:var(--dim);font-size:12.5px;line-height:1.55}.opt-row{display:flex;gap:10px;justify-content:center;align-items:center;margin-bottom:22px;flex-wrap:wrap}.seg{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}.seg button{background:var(--panel);color:var(--dim);border:0;padding:8px 18px;cursor:pointer;font-size:13px}.seg button.on{background:var(--accent);color:#1a1f14;font-weight:700}.primary-btn{background:var(--accent);color:#1a1f14;font-weight:800;letter-spacing:2px;border:0;border-radius:8px;padding:13px 46px;font-size:16px;cursor:pointer}.primary-btn:hover{filter:brightness(1.1)}.ghost-btn{background:transparent;color:var(--dim);border:1px solid var(--line);border-radius:8px;padding:10px 22px;cursor:pointer;margin-left:10px}.ghost-btn:hover{color:var(--text);border-color:var(--accent)}.end-box{text-align:center;padding:30px}.end-title{font-size:40px;font-weight:800;letter-spacing:6px;margin-bottom:8px}.end-title.win{color:var(--green);text-shadow:0 0 30px rgba(127,224,138,.4)}.end-title.lose{color:var(--red)}.end-reason{color:var(--text);margin-bottom:20px}.stat-grid{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:26px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 20px;min-width:110px}.stat .v{font-size:22px;font-weight:700;color:var(--accent)}.stat .k{color:var(--dim);font-size:12px}.help-box{max-width:640px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px 32px;text-align:left}.help-box h2{color:var(--accent);margin-bottom:14px;letter-spacing:2px}.help-box table{width:100%;border-collapse:collapse}.help-box td{padding:5px 8px;border-bottom:1px solid #262d20;font-size:13px}.help-box td:first-child{color:var(--gold);white-space:nowrap;width:150px}.kbd{background:#2a3225;border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;padding:1px 7px;font-size:12px;font-family:Consolas,monospace}