/* ====================================================================
   Batalha Naval multijogador — folha de estilo
   (variaveis de base, botões e inputs partilhados vêm de ../base.css)
   ==================================================================== */

:root {
  --sea-1: #17384f;
  --sea-2: #0e2739;
  --sea-line: rgba(140, 205, 235, .16);
  --hull: #93a3ad;
  --hull-dark: #5d6b74;
  --splash: #7fb6d4;
  --fire: #ff8a3d;
  --sunk: #d0453b;
}

html, body { height: 100%; margin: 0; }
body { overflow: hidden; }

.screen { height: 100%; }

/* ------------------------------------------------------------ ecrã inicial */

#home {
  display: grid;
  grid-template-rows: 1fr auto;
  place-items: center;
  overflow: auto;
  padding: 24px 16px;
}

.home-card {
  width: min(470px, 100%);
  background: linear-gradient(180deg, rgba(28,44,35,.95), rgba(15,25,20,.95));
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 30px 28px 22px;
  box-shadow: 0 30px 70px rgba(0,0,0,.55);
}
.home-card .backhome { margin: -8px 0 10px -6px; }

.logo {
  margin: 0 0 4px;
  font-size: 32px;
  letter-spacing: -.02em;
  text-align: center;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.logo .wave {
  width: 26px; height: 10px;
  border-radius: 2px;
  background:
    radial-gradient(circle at 25% 120%, transparent 42%, var(--splash) 44%, transparent 52%),
    radial-gradient(circle at 75% 120%, transparent 42%, var(--splash) 44%, transparent 52%);
  opacity: .8;
}
.tagline { margin: 0 0 26px; text-align: center; color: var(--txt-dim); font-size: 14px; }

.field { display: block; margin-bottom: 18px; }
.field > span { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--txt-dim); margin-bottom: 6px; }

.home-actions { display: grid; gap: 14px; }
.home-actions .btn.primary { padding: 13px; font-size: 16px; }
.or { text-align: center; color: var(--txt-dim); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.joinrow { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.code-input { text-transform: uppercase; letter-spacing: .35em; font-weight: 700; text-align: center; }

.error { color: var(--danger); font-size: 13px; margin: 14px 0 0; text-align: center; }

.rules { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 14px; }
.rules summary { cursor: pointer; color: var(--txt-dim); font-size: 13px; }
.rules-body { font-size: 13px; color: var(--txt-dim); }
.rules-body p { margin: 10px 0; }
.rules-body strong { color: var(--txt); }
.rules-body em { color: var(--txt); font-style: normal; }

.home-foot { color: #5f7268; font-size: 12px; padding: 14px; text-align: center; }

.seg { display: grid; gap: 8px; }
.seg3 { grid-template-columns: repeat(3, 1fr); }
.segbtn {
  background: rgba(0,0,0,.32);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 4px;
  cursor: pointer;
  color: var(--txt-dim);
  font-size: 14px; font-weight: 700;
  transition: border-color .15s, background .15s, color .15s;
}
.segbtn em { display: block; font-style: normal; font-size: 10px; font-weight: 500; opacity: .75; margin-top: 2px; }
.segbtn:hover { border-color: rgba(255,255,255,.22); color: var(--txt); }
.segbtn.on { border-color: #3ec488; background: rgba(62,196,136,.12); color: var(--txt); }

/* ------------------------------------------------------------- a mesa --- */

#room {
  display: grid;
  grid-template-columns: 1fr 330px;
  grid-template-rows: auto 1fr;
  grid-template-areas: "top top" "stage panel";
  height: 100%;
}

.topbar {
  grid-area: top;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 14px;
  background: rgba(0,0,0,.35);
  border-bottom: 1px solid var(--line);
}
.room-code { display: flex; align-items: center; gap: 8px; }
.room-code .label { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--txt-dim); }
.room-code strong { font-size: 19px; letter-spacing: .18em; color: var(--gold); }

.scoreboard {
  margin-left: auto;
  display: flex; align-items: center; gap: 8px;
  overflow-x: auto; max-width: 55%;
}
.scoreboard .schip {
  display: flex; align-items: baseline; gap: 5px;
  background: rgba(0,0,0,.3); border: 1px solid var(--line);
  border-radius: 999px; padding: 4px 10px; white-space: nowrap; flex: none;
}
.scoreboard .schip .n { font-size: 11px; color: var(--txt-dim); max-width: 80px; overflow: hidden; text-overflow: ellipsis; }
.scoreboard .schip .p { font-size: 14px; font-weight: 800; color: var(--gold); }
.scoreboard .schip.you { border-color: rgba(62,196,136,.5); background: rgba(62,196,136,.12); }
.scoreboard .target { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--txt-dim); flex: none; margin-left: 4px; }

/* --------------------------------------------------------------- palco --- */

.stage {
  grid-area: stage;
  position: relative;             /* o lobby centra-se aqui, não na página */
  /* Tecto para o lado de um mar. Os mares sao quadrados por aspect-ratio, e o
     que os limita e a ALTURA disponivel, nao a largura. O desconto nao e a
     olho, e a soma do que esta por cima e por baixo:
        barra de cima 51 + recheio 10/12 + cartoes 57 + dois vaos de 8
        + dica 20  = 166        e dentro da caixa do mar, titulo 17 + vao 6 = 23
     Da 189; ficam 200 para o caso de um chip fazer os cartoes crescerem uma
     linha. Com menos que isto o titulo do mar fica cortado em cima. */
  --seamax: calc(100vh - 200px);
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 0;
  padding: 10px 14px 12px;
  gap: 8px;
}

/* ----------------------------------------------------------- jogadores --- */

.players { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }

.pcardbox {
  display: flex; align-items: center; gap: 10px;
  padding: 5px 12px 5px 8px;
  border-radius: 14px;
  background: rgba(0,0,0,.36);
  border: 1px solid rgba(255,255,255,.10);
  transition: box-shadow .2s, border-color .2s, background .2s;
  min-width: 200px;
}
.pcardbox.turn {
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(242,193,78,.35), 0 0 22px rgba(242,193,78,.28);
  background: rgba(60,45,10,.5);
}
.pcardbox.you { border-left: 3px solid #3ec488; }
.pcardbox.offline .pname { color: var(--txt-dim); }
.pcardbox.empty { opacity: .6; }

.flag {
  width: 26px; height: 26px; border-radius: 7px;
  flex: none;
  background: linear-gradient(160deg, var(--sea-1), var(--sea-2));
  border: 1px solid var(--sea-line);
  box-shadow: inset 0 0 0 2px rgba(0,0,0,.2);
}
.flag.me { background: linear-gradient(160deg, #2b6b4d, #164030); border-color: rgba(62,196,136,.5); }
.flag.none { background: rgba(255,255,255,.06); border-color: var(--line); }

.pcardbox .who { min-width: 0; flex: 1; }
.pcardbox .pname { font-weight: 600; font-size: 13.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 140px; }
.pcardbox .meta { font-size: 10.5px; color: var(--txt-dim); display: flex; gap: 5px; align-items: center; white-space: nowrap; }
.pcardbox .chip {
  font-size: 10px; text-transform: uppercase; letter-spacing: .05em;
  border: 1px solid var(--line); border-radius: 999px; padding: 1px 6px;
}
.pcardbox .chip.ready { color: var(--green); border-color: rgba(46,163,106,.5); }

/* Cada navio é um traço com o comprimento dele; ao fundo, apaga-se. */
.hps { display: flex; align-items: center; gap: 3px; margin-top: 3px; }
.hps .hp {
  display: block;
  height: 4px;
  width: calc(var(--n) * 3px);
  border-radius: 2px;
  background: var(--hull);
  transition: background .3s, opacity .3s;
}
.hps .hp.down { background: var(--sunk); opacity: .38; }

.pcardbox .shots {
  flex: none; text-align: center;
  font-size: 15px; font-weight: 800; font-variant-numeric: tabular-nums;
  color: var(--txt);
}
.pcardbox .shots em {
  display: block; font-style: normal;
  font-size: 9px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--txt-dim); font-weight: 500;
}

/* ------------------------------------------------------------- os mares --- */

.phase {
  min-height: 0;
  display: grid;
  gap: 14px;
  align-content: center;
  justify-content: center;
  /* Nada de overflow:auto: com os mares quadrados por aspect-ratio, uma barra
     de deslocamento estreitaria a caixa, que encolheria, que faria desaparecer
     a barra... sem fim. */
  overflow: hidden;
}
.phase-fight { grid-template-columns: 1.15fr .85fr; align-items: start; }
.phase-place { grid-template-columns: min(100%, var(--seamax)) 250px; align-items: center; }

.seabox { min-width: 0; display: grid; grid-template-rows: auto 1fr; gap: 6px; min-height: 0; }
.seatitle {
  font-size: 12px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--txt-dim); text-align: center; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
.seatitle .sub { text-transform: none; letter-spacing: 0; opacity: .8; }

.seawrap {
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  font-size: 13px;              /* a base do `em` das casas e das etiquetas */
}

/* Uma casa por célula, com as letras em cima e os números à esquerda. A pista
   das etiquetas é fixa, para o quadrado das casas continuar quadrado. */
.sea {
  --lbl: 1.35em;
  width: min(100%, var(--seamax));
  aspect-ratio: 1 / 1;
  display: grid;
  grid-template-columns: var(--lbl) repeat(10, 1fr);
  grid-template-rows: var(--lbl) repeat(10, 1fr);
  gap: 1px;
  padding: 5px;
  border-radius: 10px;
  background: linear-gradient(165deg, var(--sea-1), var(--sea-2));
  box-shadow: 0 18px 44px rgba(0,0,0,.5), inset 0 0 0 1px rgba(255,255,255,.09);
  container-type: inline-size;
}
.phase-fight .seabox.own .sea { width: min(100%, calc(var(--seamax) * .76)); }
/* Quem assiste nao tem mar seu: os dois valem o mesmo e ficam do mesmo tamanho. */
.phase-fight.watching { grid-template-columns: 1fr 1fr; }
.phase-fight.watching .seabox.own .sea { width: min(100%, var(--seamax)); }

.sea .lbl {
  display: grid; place-items: center;
  font-size: max(8px, 2.1cqw);
  font-weight: 700;
  color: rgba(190, 225, 240, .5);
  user-select: none;
}

.cell {
  position: relative;
  border: none;
  padding: 0;
  margin: 0;
  min-width: 0;
  border-radius: 2px;
  background: rgba(255,255,255,.045);
  box-shadow: inset 0 0 0 1px var(--sea-line);
  cursor: default;
  -webkit-tap-highlight-color: transparent;
  transition: background .12s, box-shadow .12s;
}

/* --- cascos ------------------------------------------------------------- */

.cell.ship { background: linear-gradient(180deg, var(--hull), var(--hull-dark)); box-shadow: inset 0 0 0 1px rgba(0,0,0,.25); }
.cell.sh-h.sh-a { border-top-left-radius: 45%; border-bottom-left-radius: 45%; }
.cell.sh-h.sh-z { border-top-right-radius: 45%; border-bottom-right-radius: 45%; }
.cell.sh-v.sh-a { border-top-left-radius: 45%; border-top-right-radius: 45%; }
.cell.sh-v.sh-z { border-bottom-left-radius: 45%; border-bottom-right-radius: 45%; }
.cell.sh-sunk { background: linear-gradient(180deg, #7a3b36, #4a2320); }
.cell.sh-pick { box-shadow: inset 0 0 0 2px var(--gold); }

/* --- marcas de tiro ----------------------------------------------------- */

.cell .mark {
  position: absolute;
  left: 50%; top: 50%;
  width: 54%; height: 54%;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  border-radius: 50%;
  transition: transform .18s ease, opacity .14s ease;
  pointer-events: none;
}
.cell[data-v] .mark { transform: translate(-50%, -50%) scale(1); opacity: 1; }

/* Água: um anel claro, discreto. */
.cell[data-v="miss"] .mark {
  background: transparent;
  box-shadow: inset 0 0 0 .12em var(--splash);
  opacity: .75;
}
/* Fogo: um ponto quente. */
.cell[data-v="hit"] .mark {
  width: 62%; height: 62%;
  background: radial-gradient(circle at 40% 35%, #ffd9a8, var(--fire) 60%, #c94a12);
  box-shadow: 0 0 .5em .05em rgba(255,138,61,.55);
}
/* Afundado: a casa toda vermelha, com uma cruz. */
.cell[data-v="sunk"] {
  background: linear-gradient(180deg, #8d332c, #521c18);
}
.cell[data-v="sunk"] .mark {
  width: 70%; height: 70%;
  border-radius: 0;
  background:
    linear-gradient(45deg, transparent 43%, #ffd9d4 43%, #ffd9d4 57%, transparent 57%),
    linear-gradient(-45deg, transparent 43%, #ffd9d4 43%, #ffd9d4 57%, transparent 57%);
}
.cell.last { box-shadow: inset 0 0 0 2px var(--gold); z-index: 1; }

/* --- apontar ------------------------------------------------------------ */

.cell.aim { cursor: crosshair; background: rgba(255,255,255,.075); }
.cell.aim:hover, .cell.aim:focus-visible {
  background: rgba(242,193,78,.3);
  box-shadow: inset 0 0 0 2px var(--gold);
  outline: none;
}

/* --- sombra do navio a colocar ------------------------------------------ */

.cell.prev { background: rgba(62,196,136,.4); box-shadow: inset 0 0 0 1px rgba(62,196,136,.8); }
.cell.prev-bad { background: rgba(255,107,107,.32); box-shadow: inset 0 0 0 1px rgba(255,107,107,.75); }

.turnhint { font-size: 13px; color: var(--txt-dim); min-height: 20px; text-align: center; }
.turnhint.active { color: var(--gold); font-weight: 600; }

/* ------------------------------------------------------- tabuleiro de bordo */

.tray {
  background: rgba(0,0,0,.34);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  display: grid;
  gap: 10px;
  align-content: start;
}
.trayhead { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.trayhead strong { font-size: 13px; }
.clock {
  font-variant-numeric: tabular-nums;
  font-size: 13px; font-weight: 700;
  color: var(--txt-dim);
}
.clock.urgent { color: var(--danger); }

.shiplist { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; }
.shipitem {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 9px;
  border: 1px solid transparent;
  background: rgba(255,255,255,.035);
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.shipitem:hover { border-color: rgba(255,255,255,.2); }
.shipitem.pick { border-color: var(--gold); background: rgba(242,193,78,.13); }
.shipitem.posto .shipname { color: var(--txt-dim); }
.shipitem .pips { display: flex; gap: 2px; }
.shipitem .pips.vert { flex-direction: column; gap: 1px; }
.shipitem .pips i {
  display: block; width: 7px; height: 7px; border-radius: 2px;
  background: var(--hull);
}
.shipitem.posto .pips i { background: var(--hull-dark); }
.shipitem .shipname { font-size: 12.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.shipitem .shipstate { font-size: 10px; color: var(--txt-dim); white-space: nowrap; }

.traybtns { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.traybtns .btn:first-child { grid-column: 1 / -1; }
.traybtns kbd {
  font: inherit; font-size: 10px;
  border: 1px solid var(--line); border-radius: 4px;
  padding: 0 4px; margin-left: 4px; color: var(--txt-dim);
}
.tray .btn.primary { padding: 11px; }
.traynote { margin: 0; font-size: 11.5px; color: var(--txt-dim); text-align: center; }

/* --------------------------------------------------------------- lobby */

.lobby {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  overflow: auto;
  background: rgba(4,10,7,.66);
  z-index: 5;
}
.lobby-card {
  background: rgba(6,14,10,.93);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px 24px;
  width: min(540px, 100%);
  box-shadow: 0 24px 60px rgba(0,0,0,.5);
}
.lobby-card h2 { margin: 0 0 4px; font-size: 20px; }
.lobby-card .sub { margin: 0 0 18px; color: var(--txt-dim); font-size: 13px; }

.seatgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }
.seatslot {
  border: 1px solid var(--line);
  border-left: 3px solid rgba(255,255,255,.25);
  border-radius: 12px;
  padding: 10px 12px;
  background: rgba(255,255,255,.03);
  display: flex; align-items: center; gap: 10px;
  min-height: 62px;
}
.seatslot .slotinfo { min-width: 0; flex: 1; }
.seatslot .slotname { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.seatslot .slotsub { font-size: 11px; color: var(--txt-dim); }
.seatslot .slotactions { display: flex; gap: 6px; }
.seatslot .chip.you {
  font-size: 10px; text-transform: uppercase; letter-spacing: .05em;
  border: 1px solid var(--line); border-radius: 999px; padding: 1px 6px; color: var(--txt-dim);
}

.lobby-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.lobby-opts label > span { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--txt-dim); display: block; margin-bottom: 4px; }
.lobby-opts select {
  width: 100%;
  background: #0e1713;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--txt);
  padding: 9px 10px;
  font: inherit;
}
.lobby-foot { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.lobby-foot .btn.primary { flex: 1; padding: 12px; }
.invite { font-size: 12px; color: var(--txt-dim); margin-top: 12px; text-align: center; word-break: break-all; }

/* --------------------------------------------------------------- painel */

.panel {
  grid-area: panel;
  background: var(--panel);
  border-left: 1px solid var(--line);
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 0;
}
.panel-tabs { display: flex; gap: 4px; padding: 8px; border-bottom: 1px solid var(--line); }
.tab {
  background: transparent; border: 1px solid transparent; border-radius: 8px;
  padding: 6px 12px; cursor: pointer; color: var(--txt-dim); font-size: 13px;
}
.tab.active { background: var(--panel-2); border-color: var(--line); color: var(--txt); }
.panel-body { min-height: 0; position: relative; }
.tabpane { display: none; height: 100%; min-height: 0; }
.tabpane.active { display: grid; grid-template-rows: 1fr auto; }
.tabpane[data-pane="log"], .tabpane[data-pane="info"] { overflow: auto; display: none; }
.tabpane[data-pane="log"].active, .tabpane[data-pane="info"].active { display: block; padding: 12px; }

.chatlog { overflow: auto; padding: 12px; display: flex; flex-direction: column; gap: 7px; }
.msg { font-size: 13.5px; }
.msg .from { font-weight: 700; color: var(--gold); }
.msg.sys { color: var(--txt-dim); font-style: italic; font-size: 12.5px; }
.chatform { display: grid; grid-template-columns: 1fr auto; gap: 8px; padding: 10px; border-top: 1px solid var(--line); }

.log { list-style: none; margin: 0; padding: 0; font-size: 12.5px; color: var(--txt-dim); }
.log li { padding: 4px 0; border-bottom: 1px solid rgba(255,255,255,.05); }

.info-row { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,.06); font-size: 13px; gap: 10px; }
.info-row .k { color: var(--txt-dim); flex: none; }
#tableInfo h4 { margin: 16px 0 6px; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--txt-dim); }

/* ------------------------------------------------------ modal / toast --- */

.overlay {
  position: fixed; inset: 0;
  background: rgba(2,8,5,.82);
  display: grid; place-items: center;
  z-index: 50;
  padding: 20px;
}
.modal {
  background: linear-gradient(180deg, #1a2a21, #101a14);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px 28px;
  width: min(460px, 100%);
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
  text-align: center;
}
.modal h2 { margin: 0 0 6px; font-size: 24px; }
.modal .sub { color: var(--txt-dim); margin: 0 0 18px; font-size: 13.5px; }
.modal .sub strong { color: var(--txt); }
.modal .actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.badge-result {
  display: inline-block; margin-bottom: 10px;
  padding: 4px 14px; border-radius: 999px;
  background: rgba(242,193,78,.16); border: 1px solid rgba(242,193,78,.45);
  color: var(--gold); font-weight: 700; font-size: 13px;
  text-transform: uppercase; letter-spacing: .08em;
}
.finalscore { display: flex; align-items: center; justify-content: center; gap: 18px; margin: 16px 0 6px; }
.finalscore .side { display: grid; justify-items: center; gap: 3px; }
.finalscore .side .big { font-size: 30px; font-weight: 800; font-variant-numeric: tabular-nums; }
.finalscore .side .nm { font-size: 12px; color: var(--txt-dim); max-width: 110px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.finalscore .side .sm { font-size: 10.5px; color: var(--txt-dim); opacity: .8; }
.finalscore .side.win .big { color: var(--gold); }
.finalscore .vs { color: var(--txt-dim); font-size: 13px; }

.toast {
  position: fixed;
  bottom: 22px; left: 50%; transform: translateX(-50%);
  background: rgba(10,18,13,.95);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 18px;
  font-size: 13.5px;
  z-index: 60;
  box-shadow: 0 10px 30px rgba(0,0,0,.5);
  max-width: 90vw;
}
.toast.bad { border-color: rgba(255,107,107,.5); color: #ffb3b3; }

.only-mobile { display: none; }

/* ------------------------------------------------------------ responsivo */

@media (max-width: 1180px) {
  #room { grid-template-columns: 1fr 290px; }
  .phase-place { grid-template-columns: min(100%, var(--seamax)) 225px; }
}

@media (max-width: 980px) {
  #room {
    grid-template-columns: 1fr;
    grid-template-areas: "top" "stage";
  }
  .panel {
    position: fixed; inset: 0 0 0 auto;
    width: min(360px, 92%);
    z-index: 40;
    transform: translateX(100%);
    transition: transform .22s ease;
    box-shadow: -20px 0 50px rgba(0,0,0,.5);
  }
  .panel.open { transform: none; }
  .only-mobile { display: grid; margin-left: auto; }
  .scoreboard { max-width: 40%; }
  .scoreboard .schip .n { display: none; }
}

/* Em ecrã estreito os mares empilham-se: primeiro o do inimigo, que é onde se
   clica, e o nosso a seguir e mais pequeno. */
@media (max-width: 760px) {
  .stage { padding: 8px; gap: 6px; }
  /* Empilhados, os dois mares passam do ecra e a fase tem de deslizar. O
     `scrollbar-gutter: stable` nao e enfeite: sem ele, a barra a aparecer
     estreitava a caixa -> o mar (que e `100%` e quadrado) encolhia -> deixava
     de ser preciso deslizar -> a barra desaparecia -> o mar crescia... e o
     separador congelava. Reservar o espaco da barra corta o ciclo. */
  .phase { align-content: start; overflow-y: auto; scrollbar-gutter: stable; }
  .phase-fight, .phase-place { grid-template-columns: 1fr; gap: 10px; }
  .sea { width: min(100%, 62vh); }
  .phase-fight .seabox.own .sea { width: min(74%, 44vh); }
  .seawrap { font-size: 12px; }
  .pcardbox { min-width: 0; padding: 4px 9px 4px 6px; gap: 7px; }
  .pcardbox .meta { display: none; }
  .flag { width: 20px; height: 20px; }
  .seatgrid, .lobby-opts { grid-template-columns: 1fr; }
  .tray { padding: 10px; }
  .shiplist { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .topbar { gap: 8px; padding: 6px 8px; }
  .room-code .label { display: none; }
  .shiplist { grid-template-columns: 1fr; }
  .sea { border-radius: 8px; padding: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  .cell .mark { transition: opacity .1s; }
  .cell, .pcardbox, .hps .hp { transition: none; }
}