@font-face{font-family:"Space Grotesk";font-weight:500;src:url(/fonts/space-grotesk-500.woff2) format("woff2");font-display:swap}
@font-face{font-family:"Space Grotesk";font-weight:700;src:url(/fonts/space-grotesk-700.woff2) format("woff2");font-display:swap}
:root{--field:#0e8f7a;--deep:#075e51;--deeper:#03433a;--ink:#06302a;--btn:#ff3d8f;--btn-ink:#2a0414;--paper:#f3fff9;--hit:#ff3d3d;--miss:#9fe3d6;--sunk:#3a0d1a;--go:#81b64c;--amber:#d9a13b;--cell:min(5.8vw,30px)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--field);color:var(--paper);font-family:"Space Grotesk",system-ui,sans-serif;font-weight:500;overflow:hidden}
button,select{font:inherit}
#app{position:fixed;inset:0;display:flex;flex-direction:column}
#sea{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.screen{position:absolute;inset:0;display:none;flex-direction:column;z-index:1;padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom)}
#app[data-screen=home] #home,#app[data-screen=how] #how,#app[data-screen=credits] #credits,#app[data-screen=setup] #setup,#app[data-screen=play] #play,#app[data-screen=result] #result{display:flex}
.btn{border:0;border-radius:10px;padding:12px 20px;background:rgba(0,0,0,.35);color:var(--paper);font-weight:700;font-size:17px;cursor:pointer;min-height:44px}
.btn.primary{background:var(--btn);color:var(--btn-ink)}
.btn.big{font-size:22px;padding:16px 36px}
.btn:disabled{opacity:.45;cursor:default}
.chip{border:0;border-radius:999px;padding:8px 14px;background:rgba(0,0,0,.3);color:var(--paper);font-weight:700;cursor:pointer;min-height:36px;font-size:14px}
.chip.on{background:var(--paper);color:var(--ink)}
.sel{border:0;border-radius:10px;padding:10px 12px;background:rgba(0,0,0,.35);color:var(--paper);font-weight:700;min-height:44px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:center}
.chips{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.hint{margin:0;font-size:14px;opacity:.9}
.bar{display:flex;align-items:center;gap:12px;padding:10px 14px;background:rgba(0,0,0,.25)}
.bar h2{margin:0;font-size:20px;flex:1;text-align:center}
.bar .back{margin-right:auto}
/* home */
#home{justify-content:space-between;align-items:center;padding:4vh 16px 3vh;text-align:center}
.title{margin:0;font-size:clamp(64px,16vw,160px);line-height:.9;letter-spacing:.04em;font-weight:700;text-shadow:0 6px 0 var(--deeper);animation:bob 3s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-10px) rotate(1deg)}}
.lede{font-size:clamp(16px,2.4vw,22px);margin:8px 0 0;max-width:none}
.chars{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;width:min(100%,720px)}
.char{border:0;border-radius:12px;background:rgba(0,0,0,.3);color:var(--paper);padding:10px;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:4px;min-height:44px}
.char.on{background:var(--paper);color:var(--ink)}
.char b{font-size:16px}.char small{font-size:12px;opacity:.85;line-height:1.25}
.char .fleet{display:flex;gap:3px;flex-wrap:wrap}.char .fleet i{display:block;height:6px;background:currentColor;border-radius:2px;opacity:.7}
.home-foot{display:flex;flex-direction:column;gap:12px;align-items:center}
/* panels */
.panel-screen .prose{padding:16px;max-width:720px;margin:0 auto;font-size:17px;line-height:1.45;overflow:auto}
.prose p{margin:0 0 12px}
/* grids */
.grid{display:grid;grid-template-columns:repeat(14,var(--cell));grid-auto-rows:var(--cell);gap:1px;background:var(--deeper);padding:2px;border-radius:6px;touch-action:manipulation;user-select:none}
.cell{background:var(--deep);position:relative;cursor:pointer}
.own .cell.ship{background:#c9d8d2}
.own .cell.ship.hit{background:var(--hit)}
.own .cell.ship.sunk{background:var(--sunk)}
.own .cell.field{background:#ffd23f;box-shadow:inset 0 0 0 3px var(--deep)}
.own .cell.field.dead{background:#6b5a1a}
.own .cell.decoy{background:#7f9ea0}
.own .cell.scouted{outline:2px solid rgba(255,255,255,.7);outline-offset:-2px}
.own .cell.scouted.yes{outline-color:var(--amber)}
.own .cell.ghost{background:rgba(129,182,76,.55)}
.own .cell.ghost.on{background:var(--go)}
.own .cell.moving{box-shadow:inset 0 0 0 3px var(--amber)}
.track .cell.miss{background:var(--miss)}
.track .cell.hit{background:var(--hit)}
.track .cell.lost{background:var(--deep);box-shadow:inset 0 0 0 3px var(--hit)}
.track .cell.sunk{background:var(--sunk)}
.track .cell.field{background:#ffd23f}
.track .cell.decoy{background:#7f9ea0}
.track .cell.area{box-shadow:inset 0 0 0 2px rgba(255,255,255,.6)}
.track .cell.area.yes{box-shadow:inset 0 0 0 2px var(--amber);background:rgba(217,161,59,.3)}
.track .cell.area.yes.miss{background:var(--miss)}
.cell.preview{box-shadow:inset 0 0 0 3px var(--go)}
.cell.preview.scoutp{box-shadow:inset 0 0 0 3px #fff}
.cell.flash{animation:flash .5s ease-out}
@keyframes flash{0%{filter:brightness(2.2);transform:scale(1.25)}100%{filter:none;transform:none}}
.cell.splash::after{content:"";position:absolute;inset:25%;border-radius:50%;background:var(--paper);animation:splash .5s ease-out forwards}
@keyframes splash{0%{transform:scale(0)}100%{transform:scale(1.8);opacity:0}}
/* setup */
.setup-body{flex:1;display:flex;align-items:center;justify-content:center;padding:8px}
.setup-foot{display:flex;gap:12px;justify-content:center;padding:12px 16px calc(12px + env(safe-area-inset-bottom))}
#setup .grid{--cell:min(6vw,34px)}
/* play */
#play{display:none}
#top .turn{flex:1;text-align:center;display:flex;gap:8px;justify-content:center;align-items:baseline}
#top .turn span{opacity:.8;font-size:14px}
.energy{font-weight:700;font-size:18px;background:rgba(0,0,0,.3);border-radius:999px;padding:6px 12px}
.boards{display:flex;gap:16px;justify-content:center;align-items:flex-start;padding:8px 10px 0;flex:1;min-height:0}
.board-col{display:flex;flex-direction:column;gap:6px;align-items:center}
.tabs{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;min-height:36px}
.tab{border:0;border-radius:999px;padding:6px 12px;background:rgba(0,0,0,.3);color:var(--paper);font-weight:700;cursor:pointer;min-height:36px;font-size:14px}
.tab.on{background:var(--paper);color:var(--ink)}
.tab.wreck{text-decoration:line-through;opacity:.6}
.statline{font-size:13px;opacity:.9;min-height:18px;text-align:center}
.feed{height:46px;overflow:hidden;padding:0 14px;font-size:15px;line-height:1.3;display:flex;flex-direction:column;justify-content:flex-end}
.feed p{margin:0 0 3px}.feed p.old{opacity:.55}
.tray,.push{background:rgba(0,0,0,.3);padding:10px 12px calc(10px + env(safe-area-inset-bottom));display:none;flex-direction:column;gap:8px}
#app[data-phase=plan] .tray,#app[data-phase=shot] #push,#app[data-phase=relocate] #reloc,#app[data-phase=watch] #watch{display:flex}
.actions{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.act{border:0;border-radius:10px;padding:12px 4px;background:rgba(0,0,0,.35);color:var(--paper);font-weight:700;font-size:16px;cursor:pointer;min-height:48px;position:relative}
.act.on{background:var(--paper);color:var(--ink)}
.act.need{box-shadow:inset 0 0 0 3px var(--amber)}
.act.ready{box-shadow:inset 0 0 0 3px var(--go)}
.act:disabled{opacity:.4}
.market{display:none;grid-template-columns:repeat(3,1fr);gap:8px}
#app[data-build="1"] .market{display:grid}
.card{border:0;border-radius:10px;padding:8px;background:rgba(0,0,0,.35);color:var(--paper);text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:3px;min-height:44px}
.card.on{background:var(--paper);color:var(--ink)}
.card:disabled{opacity:.4}
.card b{font-size:14px}.card small{font-size:11px;line-height:1.2;opacity:.85}
.card .cost{font-weight:700}
.lock-row{display:flex;gap:10px;justify-content:center;align-items:center}
.lock-row .btn{flex:1;max-width:320px}
#rotate{display:none}#app[data-rot="1"] #rotate{display:inline-block}
.push-line{margin:0;font-size:18px;font-weight:700;text-align:center}
.r-table{display:grid;grid-template-columns:auto 1fr auto;gap:6px 14px;font-size:18px;margin:12px 0}
.r-table .me{color:var(--btn)}
#result{align-items:center;justify-content:center;padding:16px}
.panel{background:rgba(0,0,0,.35);border-radius:16px;padding:20px;width:min(100%,520px);text-align:center}
.panel h2{margin:0;font-size:36px}
.r-buttons{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
/* phone */
@media (max-width:760px){
  .boards{flex-direction:column;align-items:center;gap:4px;padding-top:4px}
  .board-col.me,.board-col.them{display:none}
  #app[data-grid=me] .board-col.me,#app:not([data-grid=me]) .board-col.them{display:flex}
  .tabs{width:100%}
  .chars{grid-template-columns:repeat(2,1fr)}
  .char small.feel{display:none}
  .title{font-size:clamp(56px,22vw,120px)}
  .feed{height:40px;font-size:13px}
  .act{font-size:14px}
  .card small{display:none}
  :root{--cell:min(6.3vw,26px)}
}
@media (max-height:700px) and (max-width:760px){:root{--cell:min(6vw,22px)} .feed{height:34px}}
@media (min-width:761px){
  .board-col.me .grid{--cell:min(2.4vw,24px)}
  .board-col.them .grid{--cell:min(3.4vw,36px)}
  #me-tab{display:flex}
}