.ac-lab-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:0 0 24px}.ac-lab-cards>button{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding:16px;text-align:left}.ac-lab-cards b{font-size:24px}.ac-lab-cards small{color:#bbcb9f}.ac-lab-art{position:relative;display:grid;place-items:center;min-height:144px;width:100%;overflow:hidden;background:linear-gradient(#172c2cba,#162019dd),url('terrain/runtime/jungle-trail.webp') center/cover;border:1px solid #748060}.ac-lab-art.jet,.ac-lab-art.defence{background:linear-gradient(#162525aa,#19211bd9),url('terrain/runtime/desert-outpost.webp') center/cover}.ac-lab-art.hunt{background:linear-gradient(#152920b0,#102018dc),url('terrain/runtime/jungle-river.webp') center/cover}.ac-lab-art:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent 49%,#9bb98820 50%,transparent 51%),linear-gradient(0deg,transparent 49%,#9bb98820 50%,transparent 51%);background-size:32px 32px;pointer-events:none}.ac-lab-art .ac-aircraft{animation:ac-lab-flight 6s ease-in-out infinite;width:80px;height:112px}.ac-lab-art>.ac-lab-unit{width:100px;height:100px}.ac-lab-unit{position:relative;display:block;width:65%;height:65%;margin:auto;pointer-events:none;filter:drop-shadow(0 1px 1px #080e07) drop-shadow(0 0 1px #e0d8ac);z-index:3}.ac-lab-unit>i{display:block;position:absolute;inset:0;background:url('sprites/runtime/sand-nobase.webp') var(--unit-x) var(--unit-y)/300% 200% no-repeat;image-rendering:pixelated}.ac-lab-unit.b>i{background-image:url('sprites/runtime/olive-nobase.webp')}.ac-lab-unit>b{display:grid;place-items:center;position:absolute;right:-8px;bottom:-4px;background:#d4c38d;border:1px solid #283724;border-radius:2px;width:16px;height:16px;color:#192719;z-index:4}.ac-lab-unit.b>b{background:#293c29;color:#e4dcc2;border-color:#a4ae85}.ac-lab-unit svg{width:13px;height:13px;fill:currentColor}.ac-lab-unit.vanish{opacity:0;transition:opacity .85s ease-in}.ac-bomber-grid .lab-selected{outline:2px solid #eddaa0;outline-offset:-3px}.ac-bomber-grid .lab-legal:after{content:'';position:absolute;left:47%;top:47%;width:6%;height:6%;background:#e1c47d;box-shadow:0 0 0 1px #29371b;border-radius:1px}.army-chess-wrap[data-lab-mode] .ac-bomber-grid button{position:relative;display:grid;place-items:center}.army-chess-wrap .ac-bomber-grid .ac-lab-unit{display:block!important}.ac-lab-intel{padding:16px 0;border-top:1px solid #8b967545;margin-top:16px}.ac-lab-intel:empty{display:none}.ac-lab-intel h3{margin:0 0 8px!important}.ac-lab-intel ol{padding-left:24px;margin:0 0 16px;font:18px/1.7 monospace;color:#e6d7a7}.ac-lab-lineup{border:1px solid #788263;padding:16px;display:flex;flex-wrap:wrap;gap:16px;margin-top:16px}.ac-lab-lineup label{display:flex;gap:8px;align-items:center}.ac-lab-lineup input{width:18px;height:18px;accent-color:#b9be7a}.ac-lab-lineup label:has(:disabled){opacity:.45}.ac-lab-error{color:#ffc2a0!important}.ac-lab-trace{padding:16px;margin:16px 0;background:#18261c}.ac-lab-mini-board{display:grid;grid-template-columns:repeat(8,1fr);max-width:400px;aspect-ratio:1;margin:16px auto}.ac-lab-mini-board>span{position:relative;display:grid;place-items:center}.ac-lab-mini-board .light{background:#abb283}.ac-lab-mini-board .dark{background:#4f6748}.ac-lab-mini-board small{position:absolute;bottom:0;left:2px;font:8px monospace;color:#111d14}.ac-lab-mini-board .dark small{color:#e4e3bd}.ac-lab-mini-board .ac-lab-unit{width:80%;height:80%}.ac-lab-mini-board .ac-lab-unit b{display:none}.ac-lab-leaderboard{padding:16px;margin:16px 0;background:#243222;border:1px solid #6b7550}.ac-lab-leaderboard ol{padding-left:24px}.ac-lab-leaderboard li{margin:8px 0}.ac-lab-mode-label{margin-bottom:16px}.ac-lab-result h2{color:#e9d89b!important}.army-chess-wrap[data-lab-mode=runner] .ac-bomber-flight,.army-chess-wrap[data-lab-mode=hunt] .ac-bomber-flight{display:none}
.ac-lab-mobile-intel{display:none}.army-chess-wrap[data-app=bomber][data-lab-mode] .ac-command .ac-board-heading h2{font-size:21px}.army-chess-wrap[data-app=bomber][data-lab-mode] .ac-command .ac-board-heading h2:after{content:none}.ac-lab-brief .ac-transmission{font-size:16px!important;line-height:1.6!important}
@media(max-width:760px){.army-chess-wrap[data-app=bomber][data-lab-mode=defence] .ac-lab-mobile-intel:not(:empty){display:block;padding:8px 16px;margin:0 0 8px;background:#1b2b22;border:1px solid #647252}.ac-lab-mobile-intel h3{font-size:16px;margin:0 0 8px!important}.ac-lab-mobile-intel ol{display:flex;flex-wrap:wrap;gap:8px 16px;list-style:none;padding:0;margin:0;font:14px monospace}.ac-lab-mobile-intel p{margin:8px 0 0;font-size:12px}.army-chess-wrap[data-lab-mode=defence] .ac-bomber-console .ac-lab-intel{display:none}.army-chess-wrap .ac-lab-brief{grid-template-columns:1fr}.ac-lab-brief .ac-lab-art{height:96px;min-height:96px}.ac-lab-brief .ac-lab-art>.ac-lab-unit{width:80px;height:80px}}
/* Secure broadcast: restrained CRT carrier, rolling sync loss and a drifting interference band. Text never shakes. */
.army-chess-wrap .ac-codec{background:#10231b;border-color:#647d65;gap:24px;padding:24px;margin-bottom:24px;box-shadow:inset 0 0 48px #030d08aa,0 0 0 1px #0c160e}.army-chess-wrap[data-scanlines="1"] .ac-codec:after{inset:0;opacity:.23;background:repeating-linear-gradient(0deg,#b5dfbc0a 0 1px,#030b0650 1px 2px,transparent 2px 4px),linear-gradient(0deg,transparent 37%,#99ceac40 40%,#c5e5cc22 41%,transparent 45%);background-size:100% 4px,100% 220%;animation:ac-codec-carrier 8s linear infinite;mix-blend-mode:screen}.army-chess-wrap[data-scanlines="1"] .ac-codec:before{content:'';position:absolute;inset:0;z-index:3;pointer-events:none;opacity:.07;background:repeating-linear-gradient(117deg,#e0ffb9 0 1px,transparent 1px 3px,#a4cace 3px 4px,transparent 4px 7px);background-size:173px 47px;animation:ac-codec-noise .7s steps(3) infinite;clip-path:polygon(0 13%,100% 13%,100% 15%,0 15%,0 59%,100% 59%,100% 61%,0 61%)}
@keyframes ac-codec-carrier{0%{background-position:0 0,0 180%}100%{background-position:0 4px,0 -80%}}@keyframes ac-codec-noise{0%{background-position:0 0}50%{background-position:17px -9px}100%{background-position:-11px 7px}}@keyframes ac-lab-flight{0%,100%{transform:translateY(6px)}50%{transform:translateY(-6px)}}
@media(max-width:760px){.ac-lab-cards{grid-template-columns:1fr;gap:16px}.ac-lab-cards>button{display:grid;grid-template-columns:88px 1fr;gap:8px 16px}.ac-lab-cards .ac-lab-art{grid-row:span 3;min-height:104px}.ac-lab-cards .ac-lab-art>.ac-lab-unit{width:72px;height:72px}.army-chess-wrap .ac-codec{padding:16px;gap:16px;grid-template-columns:88px 1fr}.ac-lab-brief .ac-lab-lineup{grid-column:1/-1}.ac-lab-unit>b{width:12px;height:12px;right:-4px}.ac-lab-unit svg{width:10px;height:10px}.ac-lab-intel ol{font-size:16px}.ac-lab-brief .ac-lab-art{min-height:128px}}
@media(prefers-reduced-motion:reduce){.army-chess-wrap .ac-codec:before,.army-chess-wrap .ac-codec:after{display:none!important}.ac-lab-art .ac-aircraft{animation:none}.ac-lab-unit.vanish{transition:none}}
@media(max-width:760px){.army-chess-wrap .ac-codec.ac-lab-brief{grid-template-columns:1fr}.army-chess-wrap .ac-lab-brief .ac-lab-art{height:96px;min-height:96px}.army-chess-wrap .ac-lab-brief .ac-transmission{font-size:16px!important;line-height:1.5!important}.army-chess-wrap .ac-lab-brief p{font-size:14px}.army-chess-wrap .ac-lab-brief h2{margin:8px 0 16px}}

/* Hunting uses the same board geometry, with its own temporary field art. */
.ac-lab-cards{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}
.ac-hunting-prey{position:relative;display:block;width:76%;height:76%;margin:auto;pointer-events:none;z-index:4}
.ac-hunting-prey svg{width:100%;height:100%;fill:#dec598;stroke:#2b251a;stroke-width:1.5;filter:drop-shadow(0 2px 1px #17241a)}
.ac-hunting-prey small{position:absolute;right:0;bottom:0;color:#fff2bb;background:#253622;padding:1px 3px;font:12px monospace}
.ac-lab-art.season>.ac-hunting-prey{width:100px;height:100px}
.army-chess-wrap[data-lab-mode=season] .ac-bomber-flight{display:none}
.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid{background:linear-gradient(#14201744,#14201744),var(--hunting-field) center/cover}
.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button{background:#c1c29c38!important;border:1px solid #d5d2a82b}
.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button:nth-child(16n+2),.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button:nth-child(16n+4),.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button:nth-child(16n+6),.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button:nth-child(16n+8),.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button:nth-child(16n+9),.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button:nth-child(16n+11),.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button:nth-child(16n+13),.army-chess-wrap[data-lab-mode=season] .ac-bomber-grid button:nth-child(16n+15){background:#17251c55!important}
.ac-lab-lineup select{max-width:100%;min-height:44px}
@media(max-width:760px){.army-chess-wrap[data-lab-mode=season] .ac-lab-mobile-intel{display:block;padding:8px;font-size:13px}.ac-lab-lineup label{max-width:100%}.ac-hunting-prey small{font-size:10px}}

.army-chess-wrap .ac-bomber-grid .ac-hunting-prey{display:block!important}