*{box-sizing:border-box} :root{--bg:#07131d;--card:#102333;--gold:#f4b942;--beer:#f5a623;--blue:#1f9cff;--red:#ff4c5b;--ink:#eaf5ff;--muted:#91a9bb;--cell:#17384c;--line:#2a5269}
html,body{margin:0;min-height:100%;background:radial-gradient(circle at top,#12314a,#061019 60%);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,sans-serif}
body{padding:env(safe-area-inset-top) 10px env(safe-area-inset-bottom)}
header{text-align:center;padding:18px 8px 8px}.brand{font-weight:1000;letter-spacing:.14em;font-size:12px;color:#8eb1ca}.brand span{color:var(--gold)}h1{font-size:clamp(30px,8vw,54px);margin:4px 0 0}.tag{margin:0;color:var(--muted);font-size:13px}
main{width:min(960px,100%);margin:auto}.card{background:rgba(13,34,50,.96);border:1px solid #24465c;border-radius:18px;padding:clamp(14px,3vw,24px);box-shadow:0 18px 50px #0007;margin:10px auto}
[hidden]{display:none!important}h2,h3{margin-top:0}.menu{text-align:center}.menu-buttons{display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:520px;margin:20px auto}button,input{font:800 15px system-ui;border-radius:11px;border:1px solid #31556c;padding:12px;background:#18394e;color:white}button{cursor:pointer;touch-action:manipulation}.primary{background:linear-gradient(#f6bd4c,#d98b13);color:#17202a;border:0}.quiet{background:transparent}.join{display:flex;gap:8px;justify-content:center;margin:10px}#roomInput{width:150px;text-transform:uppercase;letter-spacing:.15em}.topline{display:flex;justify-content:space-between;gap:10px;align-items:center}.topline h2{margin:0}.fleet{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.pack{padding:9px 11px}.pack.selected{outline:3px solid var(--gold)}.pack.placed{opacity:.4}.setup-layout,.boards{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}.setup-actions{display:grid;gap:10px;align-content:center}.grid{display:grid;grid-template-columns:repeat(8,1fr);aspect-ratio:1;max-width:460px;width:100%;border:2px solid #42687e;background:#0b2231;user-select:none;touch-action:manipulation}.cell{position:relative;border:1px solid var(--line);background:var(--cell);min-width:0}.cell::after{content:"";position:absolute;inset:20%;border-radius:50%}.cell.bottle{background:#795421}.cell.bottle::after{background:#f5a623;box-shadow:inset 0 0 0 2px #ffd66f}.cell.miss::after{background:#77a9c7;width:24%;height:24%;margin:auto}.cell.hit{background:#6f1d27}.cell.hit::after{background:#ffbd34;box-shadow:0 0 10px #ff8c00}.cell.sunk{background:#361018}.cell.sunk::after{background:#ff4c5b}.enemy .cell{cursor:crosshair}.scorebar{display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:8px;text-align:center;margin-bottom:18px}.scorebar div{background:#0a1b28;border-radius:12px;padding:8px}.scorebar strong{display:block;font-size:24px}.scorebar small,.scorebar span{display:block;color:var(--muted);font-size:11px}.turn strong{color:var(--gold);font-size:16px}.message{text-align:center;margin:16px 0;padding:12px;border-radius:10px;background:#071925;color:#cfe4f2}.result{text-align:center}.result #resultIcon{font-size:64px}.result h2{font-size:36px;margin:4px}footer{text-align:center;color:#66879d;font-size:11px;padding:16px}
@media(max-width:700px){header{padding-top:10px}.card{border-radius:14px}.menu-buttons{grid-template-columns:1fr}.setup-layout{grid-template-columns:1fr}.setup-actions{grid-template-columns:repeat(3,1fr)}.setup-actions p{grid-column:1/-1}.boards{gap:10px}.boards h3{font-size:14px;margin-bottom:6px}.scorebar{margin-bottom:10px}.scorebar strong{font-size:20px}.hint{font-size:10px}.message{font-size:13px;margin:10px 0}.grid{max-width:none}}
@media(max-width:430px){body{padding-left:5px;padding-right:5px}.card{padding:10px}.boards{gap:6px}.cell{border-width:.5px}.setup-actions{grid-template-columns:1fr 1fr}.setup-actions #readyBtn{grid-column:1/-1}.scorebar{gap:4px}.scorebar div{padding:5px 2px}.scorebar span{font-size:9px}}