/* Cossacks shares the MOBSIK PLAY shell and RA2 page composition. */
#cossacks{--panel:#171d1d;--muted:#b2b9b7;--line:#ffffff20;--lime:#cce875;color:#f5f6f3}
#cossacks *{box-sizing:border-box}#cossacks [hidden]{display:none!important}
#cossacks a{color:inherit;text-decoration:none}#cossacks button,#cossacks input,#cossacks select{font:inherit}
#cossacks button{cursor:pointer}#cossacks button:disabled{opacity:.5;cursor:default}
#cossacks :is(button,a,input,select,summary):focus-visible{outline:3px solid var(--lime);outline-offset:4px}
#cossacks p{line-height:1.6}#cossacks h2{font-size:clamp(25px,3vw,34px);line-height:1.18;letter-spacing:-.8px;margin:0 0 22px}
#cossacks h3{font-size:19px;line-height:1.3;margin:16px 0 12px}#cossacks .eyebrow{font-size:11px!important;line-height:1.4;font-weight:750;letter-spacing:2.4px;color:var(--lime)!important;margin:0 0 16px}
#cossacks .game-links{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:30px 0;font-size:14px;color:var(--muted)}
#cossacks .game-links a{display:inline-flex;align-items:center;gap:10px;min-height:36px}#cossacks .game-links img{width:18px;filter:invert(1);opacity:.7}
#cossacks .debug-note{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--muted);margin:0 0 16px;line-height:1.5}
#cossacks .debug-dot{width:7px;height:7px;flex-shrink:0;border-radius:50%;background:var(--lime)}
#cossacks .hero{position:relative;isolation:isolate;overflow:hidden;border-radius:22px;display:grid;grid-template-columns:minmax(0,1fr) 380px;align-items:center;gap:40px;padding:52px 44px;min-height:570px;background:#2a3029 url('/games/cossacks-back-to-war/assets/battle-hero-1774.webp') center/cover}
#cossacks .hero:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#101612cb 0%,#10161255 53%,#10161266 100%)}
#cossacks .hero-copy{min-width:0}#cossacks h1{font-size:clamp(50px,5.7vw,74px);line-height:.98;letter-spacing:-2.6px;margin:0 0 30px}
#cossacks h1 span{display:block;font-size:.32em;line-height:1.3;letter-spacing:5px;margin-top:14px;font-weight:650}
#cossacks .lead{font-size:25px;line-height:1.35;margin:0 0 30px;max-width:430px}#cossacks .chips{display:flex;gap:8px;flex-wrap:wrap}
#cossacks .chips span{background:#10161280;border:1px solid #ffffff50;border-radius:30px;padding:6px 10px;font-size:12px;white-space:nowrap}
#cossacks .test-card{border:1px solid #ffffff35;background:#151b18f5;border-radius:18px;padding:28px;box-shadow:0 16px 32px #0002}
#cossacks .test-card .eyebrow{font-size:10px!important;letter-spacing:1.4px;margin:0 0 12px}#cossacks .test-card h2{font-size:27px;margin:0 0 16px}
#cossacks .test-card p{font-size:14px;color:var(--muted);margin:0 0 20px}#cossacks .test-card .caption{font-size:11px;margin:14px 0 0}
#cossacks .button{display:block;width:100%;background:var(--lime);color:#182014;border:1px solid transparent;border-radius:10px;font-size:14px;font-weight:750;text-align:center;padding:16px 18px;min-height:52px;line-height:1.4;transition:background .15s}
#cossacks .button:hover{background:#dbf48f}#cossacks .secondary{background:transparent;border-color:#ffffff35;color:#f5f6f3;margin-top:10px}#cossacks .secondary:hover{background:#26312b}
#cossacks .download{display:block;font-size:12px;text-align:center;text-decoration:underline;text-underline-offset:4px;margin-top:20px}
#cossacks .feature-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-bottom:1px solid var(--line);padding:26px 0;gap:20px}
#cossacks .feature-strip p{margin:0;padding-left:22px;border-left:1px solid var(--line)}#cossacks .feature-strip p:first-child{border:0;padding-left:0}
#cossacks .feature-strip strong{display:block;font-size:16px;margin-bottom:4px}#cossacks .feature-strip span{font-size:13px;color:var(--muted)}
#cossacks .content-section{padding:58px 0;border-bottom:1px solid var(--line);scroll-margin-top:24px}
#cossacks .section-copy{font-size:15px;color:var(--muted);max-width:510px;margin:0 0 24px}#cossacks .caption{font-size:12px;line-height:1.65;color:var(--muted);margin:16px 0 0}
#cossacks .section-title{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:26px}#cossacks .section-title h2{margin:0}#cossacks .section-title .section-copy{margin:0;font-size:13px}
#cossacks .section-title .eyebrow{margin-bottom:10px}#cossacks .guide-link{font-size:13px;text-decoration:underline;text-underline-offset:4px;min-height:44px;display:inline-flex;align-items:center;flex-shrink:0}
#cossacks .prepare{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:80px;align-items:center}#cossacks .prepare .button{max-width:315px}#cossacks .prepare .caption{max-width:420px}
#cossacks .prepare-list{list-style:none;padding:0;margin:0}#cossacks .prepare-list li{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}#cossacks .prepare-list li:first-child{padding-top:0}#cossacks .prepare-list li:last-child{border:0;padding-bottom:0}
#cossacks .prepare-list li>span{font-size:14px;color:var(--lime);padding-top:2px;font-weight:700}#cossacks .prepare-list h3{margin:0 0 7px;font-size:18px}#cossacks .prepare-list p{margin:0;font-size:14px;color:var(--muted)}
#cossacks .guide-art{position:relative;isolation:isolate;overflow:hidden;border-radius:16px;min-height:350px;padding:36px;display:flex;align-items:center;background:#33291d url('/games/cossacks-back-to-war/assets/battle-plan-1774.webp') center/cover;margin-bottom:26px}
#cossacks .guide-art:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#111613dd,#11161350 60%,#11161320)}
#cossacks .guide-art h3{font-size:clamp(27px,3.4vw,40px);letter-spacing:-1px;margin:0 0 18px;max-width:500px}#cossacks .guide-art p{font-size:14px;margin:0;color:#e1e5de}
#cossacks .role-tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);margin-bottom:24px;padding-bottom:14px}
#cossacks .role-tabs button{border:1px solid var(--line);border-radius:8px;padding:12px 22px;background:transparent;color:var(--muted);font-size:14px;font-weight:650}
#cossacks .role-tabs button[aria-selected=true]{background:var(--lime);border-color:var(--lime);color:#172010}
#cossacks .steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;list-style:none;padding:0;margin:0}
#cossacks .steps li{background:var(--panel);padding:26px;border-radius:12px;border:1px solid var(--line)}#cossacks .number{font-size:13px;font-weight:750;color:var(--lime)}
#cossacks .steps h3{margin:18px 0 12px}#cossacks .steps p{color:var(--muted);font-size:14px;margin:0}
#cossacks .inline-action{display:inline-flex;align-items:center;text-align:left;background:transparent;border:0;color:var(--lime);padding:12px 0;font-weight:650;font-size:14px;min-height:44px;margin-top:12px}#cossacks .inline-action:hover{text-decoration:underline;text-underline-offset:5px}
#cossacks .mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}#cossacks .mode-grid article{padding:30px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(135deg,#20291e,#151c1c)}
#cossacks .mode-label{font-size:10px;font-weight:700;letter-spacing:2px;color:var(--lime)}#cossacks .mode-grid h3{font-size:25px;margin:18px 0 12px;letter-spacing:-.5px}#cossacks .mode-grid p{font-size:14px;color:var(--muted);max-width:460px;margin:0}
#cossacks .gameplay{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:50px;align-items:center}#cossacks .gameplay figure{margin:0;min-width:0}#cossacks .gameplay img{display:block;width:100%;height:auto;border:1px solid #ffffff30;border-radius:12px}
#cossacks figcaption{font-size:11px;line-height:1.6;color:var(--muted);margin-top:12px}#cossacks .control-list{padding:0;margin:0;list-style:none;display:grid;gap:16px}#cossacks .control-list strong{display:block;font-size:14px;margin-bottom:4px}#cossacks .control-list span{font-size:13px;line-height:1.6;color:var(--muted)}
#cossacks .faq details{border-bottom:1px solid var(--line)}#cossacks summary{cursor:pointer;line-height:1.5}#cossacks .faq summary{padding:20px 38px 20px 0;list-style:none;font-size:16px;position:relative;font-weight:650}#cossacks .faq summary::-webkit-details-marker{display:none}#cossacks .faq summary:after{content:'+';position:absolute;right:8px;top:18px;font-weight:400;font-size:22px;color:var(--lime)}#cossacks .faq details[open] summary:after{content:'−'}#cossacks .faq details p{font-size:14px;color:var(--muted);max-width:850px;margin:0 0 24px}
#cossacks .final-call{display:flex;justify-content:space-between;align-items:center;gap:40px;margin:48px 0;padding:38px;border:1px solid #cce87538;border-radius:16px;background:#20271d}#cossacks .final-call h2{margin-bottom:12px}#cossacks .final-call p{margin:0;color:var(--muted);font-size:14px}#cossacks .final-call .button{max-width:260px;flex-shrink:0}#cossacks .final-call .eyebrow{margin-bottom:12px}
/* Real room and creation controls: same component language as the shared site. */
#cossacks .room-hero{padding:34px;min-height:265px;position:relative;isolation:isolate;overflow:hidden;border-radius:16px;background:#242b24 url('/games/cossacks-back-to-war/assets/battle-hero-1774.webp') center 44%/cover}
#cossacks .room-hero:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#101613ee,#10161322)}
#cossacks .game-wordmark{display:flex;flex-direction:column;line-height:1.05;max-width:280px}#cossacks .game-wordmark small{font-size:10px;letter-spacing:2px}#cossacks .game-wordmark strong{font-size:38px;font-weight:900;letter-spacing:-1px;margin:4px 0}#cossacks .game-wordmark>span{font-size:14px;letter-spacing:3px}
#cossacks .room-heading{margin-top:25px}#cossacks .room-heading .eyebrow{margin:0 0 8px}#cossacks .room-heading h2{margin:0 0 8px;font-size:30px;overflow-wrap:anywhere}#cossacks .room-meta{font-size:14px;margin:0;color:#d6dfd2}
#cossacks .room-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px;padding-top:24px;margin-bottom:40px;align-items:start}
#cossacks .room-team{min-width:0}#cossacks .room-match{padding:22px;background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:20px}
#cossacks .room-match dl{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:0}#cossacks .room-match dt{font-size:12px;color:var(--muted)}#cossacks .room-match dd{font-size:14px;margin:6px 0 0;font-weight:650}
#cossacks .members-list{padding:0;margin:0;list-style:none;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--panel)}
#cossacks .members-list li{display:flex;align-items:center;gap:14px;padding:16px 20px;border-bottom:1px solid var(--line);min-height:78px}#cossacks .members-list li:last-child{border:0}
#cossacks .member-avatar{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;flex-shrink:0;background:#43552d;color:#e2f4bf;font-size:17px;font-weight:750}#cossacks .members-list li:nth-child(even) .member-avatar{background:#304859;color:#d4e7f6}
#cossacks .member-info{min-width:0;flex:1}#cossacks .member-info strong{display:block;font-size:14px;overflow-wrap:anywhere}#cossacks .member-info small{display:block;font-size:12px;color:var(--muted);margin-top:6px}
#cossacks .member-status{font-size:11px;color:var(--muted);text-align:right;max-width:110px}#cossacks .member-ready .member-status{color:var(--lime)}#cossacks .member-empty{color:var(--muted)}#cossacks .member-empty .member-avatar{border:1px dashed #ffffff50;background:transparent!important;color:var(--muted)}
#cossacks .participation{margin-top:20px;padding:22px;border:1px solid var(--line);border-radius:12px}#cossacks .participation h3,#cossacks .room-actions h3{margin:0 0 8px;font-size:20px}#cossacks .participation .caption,#cossacks .room-actions .caption{margin:0 0 18px}
#cossacks .entry-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}#cossacks label{display:block;font-size:13px;line-height:1.5}
#cossacks :is(input,select){display:block;width:100%;min-width:0;padding:12px;margin-top:7px;min-height:46px;background:#101616;color:#f5f6f3;border:1px solid #ffffff40;border-radius:8px}
#cossacks .room-actions{position:sticky;top:18px;padding:22px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}#cossacks .qr{display:block;width:210px;max-width:100%;height:auto;margin:20px auto;background:white;border:8px solid white;border-radius:6px}
#cossacks .invite-details input{font-size:11px}#cossacks .invite-buttons .button{margin-top:12px}#cossacks .launch-panel{display:flex;align-items:center;gap:14px;padding:20px;border:1px solid var(--line);border-radius:12px;background:var(--panel);margin-top:20px}#cossacks .status-icon{width:24px;filter:invert(1);opacity:.65}#cossacks .launch-panel p{font-size:13px;color:var(--muted);margin:0}
#cossacks .room-tools{display:flex;justify-content:space-between;gap:16px;margin-top:14px}#cossacks .text-button{background:transparent;border:0;color:var(--muted);font-size:13px;padding:12px 0;min-height:44px}#cossacks #close{color:#e6b7a8}#cossacks #open-app{margin-top:12px}
#cossacks dialog{color:#f5f6f3;background:#171d1d;border:1px solid #ffffff40;border-radius:16px;padding:26px;width:min(520px,calc(100vw - 24px));max-height:calc(100dvh - 32px);overflow:auto}
#cossacks dialog::backdrop{background:#040807c9;backdrop-filter:blur(6px)}#cossacks .dialog-head{display:flex;justify-content:space-between;gap:14px;align-items:start;margin-bottom:22px}#cossacks .dialog-head h2{font-size:25px;margin:0}#cossacks .dialog-head .text-button{padding:0 10px;color:white;margin-top:-8px}
#cossacks dialog label{margin-bottom:16px}#cossacks #create-dialog{width:min(750px,calc(100vw - 24px))}#cossacks .match-picker{margin:22px 0;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}#cossacks .match-picker h3{margin:0 0 10px}#cossacks .match-picker .caption{margin:0 0 18px}#cossacks .match-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px 14px}#cossacks .match-picker details{margin-top:8px}#cossacks .match-picker summary{padding:14px 0;font-size:14px;color:var(--lime)}
#cossacks .error{color:#ffb9aa;font-size:14px;line-height:1.6}#cossacks .error:empty,#cossacks #app-hint:empty,#cossacks #share-status:empty{display:none}#cossacks #error:not(:empty){background:#33201e;border:1px solid #e9a28c50;padding:18px;border-radius:12px;margin:24px 0}
@media(max-width:1000px){#cossacks .hero{grid-template-columns:minmax(0,1fr) 330px;padding:36px 28px;gap:25px}#cossacks .test-card{padding:24px}#cossacks .lead{font-size:23px}#cossacks .prepare{gap:40px}#cossacks .gameplay{gap:28px}#cossacks .steps li{padding:20px}}
@media(max-width:800px){#cossacks .hero{grid-template-columns:1fr;gap:30px;min-height:0;padding:36px 28px;background-position:57% top}#cossacks .hero:before{background:linear-gradient(90deg,#101612dd,#10161277)}#cossacks .hero-copy{padding:14px 0}#cossacks .test-card{max-width:100%}#cossacks .hero h1{font-size:64px}#cossacks .lead{font-size:23px}#cossacks .prepare,#cossacks .gameplay{grid-template-columns:1fr;gap:30px}#cossacks .content-section{padding:38px 0}#cossacks .steps{grid-template-columns:1fr}#cossacks .steps li{padding:24px}#cossacks .steps h3{margin-top:12px}#cossacks .room-layout{grid-template-columns:1fr}#cossacks .room-actions{position:static}#cossacks .room-actions .qr{width:210px}#cossacks .section-title{align-items:start;flex-direction:column;gap:14px}#cossacks .guide-art{min-height:310px;padding:28px}#cossacks .final-call{padding:28px;gap:22px;align-items:start;flex-direction:column}#cossacks .final-call .button{max-width:100%}}
@media(max-width:520px){#cossacks .hero{padding:28px 20px;border-radius:16px}#cossacks .hero h1{font-size:52px}#cossacks h1 span{letter-spacing:3px;font-size:.33em}#cossacks .eyebrow{font-size:10px!important;letter-spacing:1.9px}#cossacks .lead{font-size:22px}#cossacks .test-card{padding:22px}#cossacks .test-card h2{font-size:25px}#cossacks .game-links{font-size:12px;margin:20px 0;gap:8px}#cossacks .game-links a{gap:5px}#cossacks .game-links img{width:15px}#cossacks .feature-strip{gap:12px;padding:22px 0}#cossacks .feature-strip p{padding-left:12px}#cossacks .feature-strip strong{font-size:13px}#cossacks .feature-strip span{font-size:11px}#cossacks .section-copy{font-size:14px}#cossacks .mode-grid{grid-template-columns:1fr;gap:14px}#cossacks .mode-grid article{padding:24px}#cossacks .guide-art{min-height:295px;padding:24px;background-position:60% center}#cossacks .guide-art:before{background:linear-gradient(90deg,#111613e8,#11161365)}#cossacks .guide-art h3{font-size:27px}#cossacks .role-tabs button{padding:12px 14px;font-size:13px;flex:1}#cossacks .entry-fields{grid-template-columns:1fr}#cossacks .match-fields{grid-template-columns:1fr 1fr;gap:4px 12px}#cossacks dialog{padding:20px}#cossacks .room-hero{padding:26px 22px;min-height:255px}#cossacks .room-heading h2{font-size:25px}#cossacks .room-match{padding:20px}#cossacks .members-list li{padding:14px;gap:10px}#cossacks .member-status{font-size:10px;max-width:80px}#cossacks .member-info strong{font-size:13px}#cossacks .final-call{padding:24px}}
@media(prefers-reduced-motion:reduce){#cossacks .button{transition:none}}
/* Shared room instructions add counters to list items; these lists own their numbering. */
#cossacks :is(.steps,.prepare-list,.control-list) li::before{content:none;display:none}
#cossacks .steps li{display:block}
#cossacks .control-list li{display:block}
#cossacks .button{height:auto}

/* Prepared TinyPNG WebP variants; preload media matches these breakpoints. */
@media(max-width:1200px){#cossacks .hero,#cossacks .room-hero{background-image:url('/games/cossacks-back-to-war/assets/battle-hero-1200.webp')}#cossacks .guide-art{background-image:url('/games/cossacks-back-to-war/assets/battle-plan-1200.webp')}}
/* Tall phone hero needs the original pixel height; smaller room cards keep720w. */
@media(max-width:800px){#cossacks .hero{background-image:url('/games/cossacks-back-to-war/assets/battle-hero-1774.webp')}#cossacks .room-hero{background-image:url('/games/cossacks-back-to-war/assets/battle-hero-720.webp')}#cossacks .guide-art{background-image:url('/games/cossacks-back-to-war/assets/battle-plan-720.webp')}}