*{box-sizing:border-box}
html{min-height:100%;background:#fff}
body{margin:0;min-height:100%;font:16px/1.25 Arial,Helvetica,sans-serif;color:#111;background:#fff}
a{color:#0034ab}
button,input,select{font:inherit}
.container{max-width:760px;margin:0 auto;padding:20px}
.container h1{margin:0 0 6px;font-size:28px;font-weight:700}
.container h2{margin:0 0 10px;font-size:18px;font-weight:700}
.muted{color:#777;font-size:13px}
.card{border:1px solid #eee;background:#f8f8f8;padding:14px;margin:14px 0}
.row{display:flex;flex-direction:column;gap:6px;margin:10px 0}
.row label{font-size:13px;color:#333}
.row input{border:1px solid #aaa;padding:6px 8px;background:#fff;color:#111}
.btn{display:inline-block;border:1px solid #d6d6d6;background:linear-gradient(to bottom,#e1fae1 0,#c3dec5 100%);color:#111;text-decoration:none;padding:5px 13px;box-shadow:0 2px 6px rgba(0,0,0,.18);cursor:pointer}
.btn.secondary{background:#f8f8f8}
.btn:disabled{opacity:.5;cursor:default}
.body-wrap{min-width:990px;max-width:1080px;min-height:100vh;margin:0 auto;position:relative;background:#fff}
.header{height:92px;position:relative}
.logo{position:absolute;left:20px;top:20px;margin:0;font-size:24px;line-height:1;font-weight:700}
.online-count{position:absolute;left:50%;top:100%;font-size:12px;line-height:1.2;font-weight:400;white-space:nowrap;color:#999}
.tagline{display:none}
.leave-link{position:absolute;right:20px;top:40px;font-size:13px;color:#a80000}
.replay-link{position:absolute;right:105px;top:36px;border:1px solid #d6d6d6;background:linear-gradient(to bottom,#e1fae1 0,#c3dec5 100%);padding:3px 12px;font-size:13px;line-height:1.2;color:#111;box-shadow:0 2px 6px rgba(0,0,0,.18);cursor:pointer}
.replay-link:hover{color:#111}
.replay-link.disabled{opacity:.55;cursor:default}
.notifications{position:absolute;left:50%;top:10px;width:400px;margin-left:-200px;z-index:5}
.notification{min-height:34px;padding:8px;background:#f8f8f8;box-shadow:0 0 0 1px rgba(0,0,0,.04) inset;overflow:hidden}
.notification.waiting{position:relative}
.notification.waiting:after{content:"";position:absolute;left:-20%;bottom:0;width:1px;height:100%;box-shadow:0 0 80px 20px #999;animation:ticker 3s linear infinite alternate}
.notification.win{background:green;color:#fff}
.notification.lose,.notification-error{background:red;color:#fff}
@keyframes ticker{from{left:-20%}to{left:120%}}
.battlefields{display:grid;grid-template-columns:1fr 1fr;padding-top:110px;user-select:none}
.battlefields.landing{padding-top:0}
.battlefield{position:relative;min-height:500px}
.battlefield-gap{display:inline-block;position:relative;margin:40px 0}
.battlefield-self .battlefield-gap{float:left;margin-left:130px}
.battlefield-rival .battlefield-gap{float:right;margin-right:120px}
.battlefield-label{font-size:13px;text-align:center;margin-top:10px;position:relative}
.battlefield-label-comment{font-size:12px;font-style:italic;position:absolute;left:0;top:100%;width:100%;color:#333}
.board{display:grid;grid-template-columns:24px repeat(10,32px);grid-template-rows:24px repeat(10,32px);width:344px;height:344px;position:relative}
.marker{display:flex;align-items:center;justify-content:center;font-size:11px;color:#777}
.cell{width:32px;height:32px;border:1px solid #b4b4ff;background:#fff;position:relative}
.cell.busy{border-color:rgba(0,0,255,.18)}
.cell.ship,.cell.demo-ship{cursor:move}
.cell.ship:after,.ship-preview{content:"";position:absolute;inset:-2px;border:2px solid #00f;background:rgba(0,0,255,.05);z-index:2;pointer-events:none}
.cell.preview-ok:after{content:"";position:absolute;inset:-2px;border:2px solid #40bf44;background:rgba(64,191,68,.06);z-index:3;pointer-events:none}
.cell.preview-bad:after{content:"";position:absolute;inset:-2px;border:2px solid red;background:rgba(255,255,0,.08);z-index:3;pointer-events:none}
.cell.ship.hit:after{border-color:#00f;background:rgba(0,0,255,.05)}
.cell.hit:before,.cell.hit .hit-mark{content:"";position:absolute;left:50%;top:4px;width:2px;height:22px;background:red;z-index:4;pointer-events:none;transform-origin:center}
.cell.hit:before{transform:rotate(45deg)}
.cell.hit .hit-mark{transform:rotate(-45deg)}
.cell.miss{background:#f2f4f8}
.cell.verified-empty{background:#f2f4f8}
.cell.miss:before{content:"";position:absolute;left:50%;top:50%;width:4px;height:4px;margin:-2px 0 0 -2px;border-radius:50%;background:#333}
.cell.sunk{background:#ffe7e7}
.board.opponent .cell:not(.disabled){cursor:pointer}
.board.opponent .cell:not(.disabled):hover:after{content:"";position:absolute;inset:-2px;border:2px solid #40bf44;background:rgba(64,191,68,.06);z-index:3}
.board.opponent.disabled,.board.opponent .cell.disabled{cursor:default}
.port{width:350px;position:absolute;left:0;top:150px}
.port-instruction{font-size:13px;line-height:1.4;margin:0 28px 28px 0}
.port-lines{display:flex;flex-wrap:wrap;gap:20px 14px;align-items:flex-start}
.dock-ship{display:flex;height:13px;border:1px dotted #b2b2b9;padding:2px;cursor:move;background:#fff}
.dock-ship.vertical{width:13px;height:auto;flex-direction:column}
.dock-ship.selected{outline:2px solid #40bf44;outline-offset:3px}
.dock-ship.placed{border-color:#d30000;background:#fff5f5}
.dock-ship.placed .dock-part{background:#ffb3b3}
.dock-ship.placed.selected{outline:2px solid #d30000;outline-offset:3px}
.dock-part{width:7px;height:7px;margin:0 1px 0 0;background:#c5c5ff}
.dock-ship.vertical .dock-part{margin:0 0 1px}
.dock-part:last-child{margin:0}
.placeships{position:absolute;left:0;bottom:-58px;margin:0;padding:0;list-style:none;font-size:13px;display:flex;gap:32px}
.placeships li{display:inline-block}
.link-button{border:0;background:transparent;padding:0;color:#0034ab;border-bottom:1px dotted currentColor;cursor:pointer}
.link-button:hover,.choice:hover{color:#00a405}
.link-button:disabled,.muted-action{color:#999!important;border-bottom-color:transparent;cursor:default}
.opponent-panel{position:absolute;left:42px;right:42px;top:80px;z-index:2;font-size:13px}
.opponent-panel h2{font-size:24px;font-weight:400;margin:0 0 4px}
.opponent-panel h3{font-size:21px;font-weight:400;margin:28px 0 4px}
.choice-row{display:flex;gap:4px;align-items:center}
.choice{border:0;background:transparent;color:#0034ab;padding:2px 5px;cursor:pointer}
.choice.active{background:#eee;color:#000;cursor:default}
.choice:disabled{color:#999;cursor:default}
.available-panel h3{margin-top:22px}
.available-list{width:300px;display:flex;flex-direction:column;gap:3px}
.available-player{display:grid;grid-template-columns:minmax(72px,1fr) 54px 38px auto;align-items:center;gap:4px;font-size:13px}
.available-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.available-score,.available-record{color:#555;text-align:right}
.available-empty{font-size:13px;color:#999}
.player-action{justify-self:start}
.invite-panel{margin-top:28px}
.invite-panel label{display:block;margin-bottom:4px}
.invite-panel input{width:100%;border:1px solid #aaa;background:#f8f8f8;padding:2px 4px;color:#111}
.invite-note{font-size:13px;color:#333}
.copy-field{display:flex;align-items:center;gap:4px}
.copy-field input{flex:1;min-width:0}
.icon-button{width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;border:1px solid #aaa;background:#f8f8f8;color:#0034ab;line-height:1;cursor:pointer}
.icon-button:hover{color:#00a405;background:#fff}
.icon-button:disabled{color:#999;cursor:default;background:#f4f4f4}
.copy-button.copied{color:#008a00;border-color:#68b868}
.copy-icon{position:relative;width:13px;height:13px;display:block}
.copy-icon:before,.copy-icon:after{content:"";position:absolute;width:8px;height:10px;border:1px solid currentColor;background:transparent}
.copy-icon:before{left:1px;top:3px}
.copy-icon:after{left:4px;top:0;background:#f8f8f8}
.copy-button.copied .copy-icon:before,.copy-button.copied .copy-icon:after{display:none}
.copy-button.copied .copy-icon{width:auto;height:auto;font-size:10px;font-weight:700}
.copy-button.copied .copy-icon:before{content:"OK";display:block;position:static;width:auto;height:auto;border:0}
.lobby-form{margin-top:22px}
.lobby-form .nickname-label{display:block;margin-bottom:4px}
.lobby-form input[name="nickname"]{width:100%;border:1px solid #aaa;padding:2px 4px;background:#fff}
.play-button{display:inline-block;margin-top:16px;border:1px solid #d6d6d6;background:linear-gradient(to bottom,#e1fae1 0,#c3dec5 100%);padding:4px 13px;font-size:21px;line-height:1;box-shadow:0 2px 6px rgba(0,0,0,.25);cursor:pointer}
.play-button:disabled{opacity:.5;cursor:default}
.chat-gap{margin:20px 20px 0;padding:8px;background:rgba(250,250,250,.85)}
.chat-input{width:100%;font-size:13px;padding:3px 5px;border:1px solid #aaa}
.log{max-height:150px;overflow:auto;margin-top:8px;font-size:13px;color:#555}
.log div{margin:.4em 0}
.chat-message.mine{color:#111}
.chat-name{font-weight:700;color:#333}
.system-message{color:#999;font-style:italic}
.settings{display:flex;flex-wrap:wrap;gap:0 16px;margin:100px 20px 10px;padding:0;font-size:12px}
.settings dt{margin-right:4px}
.settings dd{margin:0}
.settings input{position:relative;top:1px;margin:0 4px 0 0}
.footer{border-top:1px dashed #eee;margin:16px 20px 0;padding:6px 0 14px;font-size:12px;color:#999;display:flex;justify-content:space-between}
.footer a{color:#999;margin-left:16px}
.hidden{display:none!important}
.landing-boarded .battlefield{min-height:430px}
.landing-boarded .battlefield-gap{margin-top:0;margin-bottom:18px}
.landing-boarded .battlefield-self .battlefield-gap{margin-left:150px}
.landing-boarded .battlefield-rival .battlefield-gap{margin-right:120px}
.landing-boarded .port{top:150px;width:185px}
.landing-boarded .port-instruction{width:168px;margin:0 0 22px;font-size:13px;line-height:1.3}
.landing-boarded .port-lines{width:150px;gap:18px 18px}
.landing-opponent-panel{position:static;width:344px;margin:0 120px 0 auto;font-size:13px;background:#fff;padding:0}
.landing-opponent-panel h2{font-size:22px;line-height:1;margin-bottom:6px}
.landing-opponent-panel h3{font-size:20px;line-height:1;margin:18px 0 6px}
.landing-opponent-panel .lobby-form{margin-top:18px}
.landing-opponent-panel .invite-panel{margin-top:16px}
.landing-opponent-panel input[name="nickname"],.landing-opponent-panel .invite-panel input{display:block;width:260px}
.landing-opponent-panel .copy-field{width:290px}
.landing-opponent-panel .play-button{display:block;font-size:20px;margin-top:14px;padding:4px 12px}
.game-opponent-panel{position:static;width:344px;margin:0 120px 0 auto;font-size:13px;background:#fff;padding:0}
.game-opponent-panel h2{font-size:22px;line-height:1;margin-bottom:6px}
.game-opponent-panel h3{font-size:20px;line-height:1;margin:22px 0 6px}
.game-opponent-panel .invite-panel{margin-top:16px}
.game-opponent-panel .invite-panel input{display:block;width:260px}
.game-opponent-panel .copy-field{width:290px}
.game-opponent-panel .play-button{display:block;font-size:20px;margin-top:14px;padding:4px 12px}
.preview-board.mine .cell.demo-ship{background:rgba(0,0,255,.05);border-color:rgba(0,0,255,.18)}
.preview-board.mine .cell.demo-ship:after{content:"";position:absolute;inset:-2px;border:2px solid #00f;background:rgba(0,0,255,.05);z-index:2;pointer-events:none}
.drag-ship-ghost{position:fixed;left:-1000px;top:-1000px;display:flex;height:32px;border:2px solid #00f;background:rgba(0,0,255,.08);z-index:9999}
.drag-ship-ghost.vertical{width:32px;height:auto;flex-direction:column}
.drag-ship-ghost span{display:block;width:32px;height:32px;background:rgba(197,197,255,.7);box-shadow:inset 0 0 0 1px rgba(0,0,255,.22)}
.landing-settings{margin-top:18px}
@media(max-width:990px){
  .body-wrap{min-width:0;max-width:680px;padding:0 12px}
  .header{height:80px}
  .notifications{position:relative;left:auto;top:auto;width:auto;margin:0 0 10px}
  .battlefields{display:block;padding-top:0}
  .battlefield{min-height:auto}
  .battlefield-self .battlefield-gap,.battlefield-rival .battlefield-gap{float:none;margin:24px auto 70px;display:block;width:344px}
  .port{position:relative;left:auto;top:auto;width:auto;margin:0 auto 12px;max-width:344px}
  .opponent-panel{position:relative;left:auto;right:auto;top:auto;width:344px;margin:36px auto 0}
  .settings{margin-top:30px}
  .battlefields.landing{padding-top:0}
  .landing-boarded .battlefield{min-height:auto}
  .landing-boarded .port{top:auto}
  .landing-opponent-panel{position:relative;left:auto;top:auto;width:344px;margin:32px auto 0;background:transparent;padding:0}
  .landing-opponent-panel input[name="nickname"],.landing-opponent-panel .invite-panel input{width:100%}
  .game-opponent-panel{position:relative;left:auto;top:auto;width:344px;margin:32px auto 0;background:transparent;padding:0}
  .game-opponent-panel .invite-panel input{width:100%}
}