/* Hex Fleet: layout and skin. Colors come EXCLUSIVELY from palette.css tokens. */

body { min-height: 100%; }

.app {
  position: relative;
  display: flex; flex-direction: column; gap: 10px;
  max-width: 1240px; margin: 0 auto;
  padding: max(10px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right))
           max(10px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left));
  min-height: 100%;
}

/* --- Header --- */
.top { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 9px; }
.brand h1 { font-size: 19px; letter-spacing: -0.03em; white-space: nowrap; }
.hud { margin-left: auto; }
.tools { display: flex; gap: 6px; }
.bd-btn.icon { min-width: 44px; padding: 0; font-size: 17px; }

/* --- Action bar / turn status --- */
.bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: var(--r-pill); padding: 7px 10px 7px 16px; box-shadow: var(--shadow-sm);
}
.bar__msg { font-weight: 650; font-size: 14px; }
.bar__msg[data-tone="bad"] { color: var(--bd-fail); }
.bar__msg[data-tone="good"] { color: var(--bd-pass); }
.bar__acts { display: flex; gap: 6px; margin-left: auto; flex-wrap: wrap; }
.bar__acts .bd-btn { min-height: 40px; padding: 0 14px; font-size: 14px; }
.bar__acts[hidden] { display: none; }
.bd-btn:disabled { opacity: .42; cursor: not-allowed; box-shadow: none; }
kbd {
  font: 600 11px var(--mono); border: 1px solid var(--border-strong);
  border-radius: 5px; padding: 1px 5px; color: var(--fg-muted);
}

/* --- Boards --- */
.boards { display: grid; gap: 12px; grid-template-columns: 1fr 1fr 236px; align-items: start; }
.pane--you { order: 1; }
.pane--foe { order: 2; }
.side      { order: 3; }

.pane__t {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--fg-faint); font-weight: 700; margin-bottom: 6px; padding-left: 4px;
}
.pane__wrap { position: relative; }
.pane canvas {
  display: block; width: 100%; aspect-ratio: 1.052;
  touch-action: none; border-radius: var(--r-lg);
  background: var(--bg-sunk); border: 1px solid var(--border);
}
.pane--foe.is-armed canvas { cursor: crosshair; border-color: var(--accent); }
.pane--you.is-armed canvas { cursor: pointer; border-color: var(--accent); }

/* Pulsing border on the active board: a clear cue for whose turn it is.
   Blue = your shot, red = the opponent is targeting your fleet. */
@keyframes pane-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--ring); }
  50%      { box-shadow: 0 0 0 6px transparent; }
}
.pane--foe.is-armed canvas,
.pane--you.is-threat canvas {
  animation: pane-pulse 1.5s var(--ease) infinite;
}
.pane--you.is-threat canvas {
  border-color: var(--bd-fail);
  /* The same pulse in the failure color; we mix the token instead of hardcoding a value. */
  --ring: color-mix(in srgb, var(--bd-fail) 45%, transparent);
}

@media (prefers-reduced-motion: reduce) {
  .pane--foe.is-armed canvas,
  .pane--you.is-threat canvas { animation: none; box-shadow: 0 0 0 3px var(--ring); }
}

/* "All ships deployed" callout over the player's board, plus a pulsing Ready in the bar. */
.pane__wrap { position: relative; }
.cta {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  width: min(86%, 260px); padding: 14px 16px; text-align: center;
  background: var(--bg-elev); border: 1px solid var(--accent);
  border-radius: var(--r-lg); box-shadow: var(--shadow-lg);
  animation: cta-in .28s var(--ease) both;
}
.cta[hidden] { display: none; }
.cta__t { font-weight: 750; font-size: 15px; }
.cta__s { font-size: 12px; color: var(--fg-muted); margin-bottom: 4px; }
.cta .bd-btn { min-width: 120px; }
@keyframes cta-in { from { opacity: 0; transform: translate(-50%, -46%); } }
@keyframes ready-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--ring); }
  50%      { box-shadow: 0 0 0 7px transparent; }
}
.bd-btn.is-pulse { animation: ready-pulse 1.4s var(--ease) infinite; }
@media (prefers-reduced-motion: reduce) {
  .cta { animation: none; }
  .bd-btn.is-pulse { animation: none; box-shadow: 0 0 0 3px var(--ring); }
}

/* Ship direction picker: sits under the player's board on desktop, between the boards on mobile. */
.pane--you { display: flex; flex-direction: column; }
.pane--you .pane__t { order: 0; }
.pane--you .pane__wrap { order: 1; }
.axis {
  order: 2; display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-top: 8px; padding: 5px 8px 5px 14px;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--r-pill);
}
.axis[hidden] { display: none; }
.axis__l {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--fg-faint); font-weight: 700;
}
.axis__opts { display: flex; gap: 4px; }
.axis__btn { min-width: 52px; padding: 4px 10px; }
.axis__btn svg { display: block; width: 34px; height: 24px; overflow: visible; }
.axis__btn svg polygon { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 1.3; }
.axis__btn[aria-pressed="true"] svg polygon { fill: var(--accent); stroke: var(--bd-ice); }
.axis__hint { margin-left: auto; font-size: 12px; color: var(--fg-muted); padding-right: 6px; }

/* --- Side panel --- */
.side { display: flex; flex-direction: column; gap: 10px; }
.panel { padding: 10px 12px; }
.panel__t {
  font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--fg-faint); font-weight: 700; display: flex; justify-content: space-between; gap: 8px;
}
.panel__c { font-family: var(--mono); letter-spacing: 0; color: var(--fg-muted); }

.fleet { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.fleet li { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; }
.fleet .pips { display: flex; gap: 3px; margin-left: auto; }
.fleet .pip {
  width: 9px; height: 10px; background: var(--accent);
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}
.fleet li.is-sunk { color: var(--fg-faint); text-decoration: line-through; }
.fleet li.is-sunk .pip { background: var(--bd-fail); opacity: .55; }

.log { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-direction: column; gap: 3px; }
.log li {
  font: 12px/1.45 var(--mono); color: var(--fg-muted);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.log li b { color: var(--fg); font-weight: 600; }
.log li.t-hit b, .log li.t-hit { color: var(--bd-fail); }
.log li.t-you { color: var(--fg); }

/* --- Overlays --- */
.sheet { max-width: 380px; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.sheet--wide { max-width: 520px; }
.sheet__mark { display: block; }
.sheet__mark .bd-mark { width: 54px; height: 60px; }
.sheet__h { font-size: 30px; letter-spacing: -0.04em; }
.sheet__p { margin: 0; color: var(--fg-muted); font-size: 14px; }
.sheet__cta { min-width: 180px; }
.sheet__row { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.levels { display: flex; gap: 6px; }
.levels .bd-btn { min-height: 40px; padding: 0 14px; font-size: 14px; }
.newbest {
  margin: 0; font-weight: 800; letter-spacing: .1em; font-size: 13px;
  color: var(--bd-warn); text-transform: uppercase;
}
.rules { text-align: left; margin: 0; padding-left: 20px; color: var(--fg-muted); font-size: 14px; }
.rules li { margin-bottom: 7px; }
.rules b { color: var(--fg); }
.stat-row { display: flex; gap: 18px; font-family: var(--mono); }

/* --- Play with a friend: forms, lobby, connection indicator --- */
.mono { font-family: var(--mono); letter-spacing: .04em; }
.sheet__or {
  display: flex; align-items: center; gap: 10px; width: 100%;
  color: var(--fg-faint); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; font-weight: 700;
}
.sheet__or::before, .sheet__or::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.duel { display: flex; flex-direction: column; gap: 8px; width: 100%; margin: 0; }
.duel__l { font-size: 13px; font-weight: 650; color: var(--fg-muted); text-align: left; }
.duel__row { display: flex; gap: 6px; width: 100%; }
.duel__row .bd-btn { min-height: 44px; white-space: nowrap; }
.duel__in {
  flex: 1; min-width: 0; min-height: 44px; padding: 0 14px;
  font: inherit; font-size: 15px; color: var(--fg);
  background: var(--bg-sunk); border: 1px solid var(--border-strong); border-radius: var(--r-pill);
  outline: none;
}
.duel__in:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--ring); }
.duel__in[readonly] { color: var(--fg-muted); font-size: 13px; }
.duel__err { margin: 0; font-size: 13px; color: var(--bd-fail); text-align: left; }
.duel__err[hidden] { display: none; }
.lobby__wait { display: flex; align-items: center; gap: 8px; color: var(--fg-muted); font-size: 14px; margin: 0; }
.lobby__wait[hidden] { display: none; }
.lobby__dots {
  width: 10px; height: 10px; border-radius: 50%; background: var(--accent);
  animation: lobby-pulse 1.2s var(--ease) infinite;
}
@keyframes lobby-pulse { 0%, 100% { transform: scale(.7); opacity: .5; } 50% { transform: scale(1); opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .lobby__dots { animation: none; } }

.net {
  display: inline-flex; align-items: center; gap: 6px; min-height: 44px; padding: 0 10px;
  font-size: 11px; letter-spacing: .1em; text-transform: uppercase; font-weight: 700; color: var(--fg-faint);
}
.net[hidden] { display: none; }
.net i { width: 8px; height: 8px; border-radius: 50%; background: var(--bd-pass); }
.net[data-s="polling"] i { background: var(--bd-warn); }
.net[data-s="offline"] i { background: var(--bd-fail); }

/* --- Embed mode: no link back to the hub --- */
.is-embed #link-arcade { display: none; }

/* --- Color probe for the canvas (invisible, but computed by getComputedStyle) --- */
.probe { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.probe i { display: block; }
.k-water     { color: var(--bd-ice); }
.k-water-alt { color: var(--bd-cyan-200); }
.k-bg        { color: var(--bg); }
.k-bg-elev   { color: var(--bg-elev); }
.k-bg-sunk   { color: var(--bg-sunk); }
.k-fg        { color: var(--fg); }
.k-muted     { color: var(--fg-muted); }
.k-faint     { color: var(--fg-faint); }
.k-border    { color: var(--border); }
.k-accent    { color: var(--accent); }
.k-fail      { color: var(--bd-fail); }
.k-pass      { color: var(--bd-pass); }
.k-warn      { color: var(--bd-warn); }
.k-dot       { color: var(--bd-n-400); }
.k-ice       { color: var(--bd-ice); }
/* Water in dark mode: dark depths instead of icy white */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .k-water     { color: var(--bd-n-700); }
  :root:not([data-theme="light"]) .k-water-alt { color: var(--bd-blue-700); }
}
:root[data-theme="dark"] .k-water     { color: var(--bd-n-700); }
:root[data-theme="dark"] .k-water-alt { color: var(--bd-blue-700); }

/* ============ Mobile: opponent large on top, your fleet smaller below ============ */
@media (max-width: 900px) {
  .boards { grid-template-columns: 1fr; }
  .pane--foe { order: 1; }
  .pane--you { order: 2; }
  .side      { order: 3; }
  .side { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; align-items: start; }
  /* Your board is view-only, so it can be smaller. */
  .pane--you canvas { max-width: 64%; margin: 0 auto; }
  /* Deploying on a phone: only your board, full width. The enemy board appears after Ready. */
  body[data-phase="place"] .pane--foe { display: none; }
  body[data-phase="place"] .pane--you canvas { max-width: 100%; width: min(100%, calc(56vh * 1.052)); }
  /* Direction picker goes between the boards and drops the keyboard hint. */
  .axis { order: 0; margin: 0 0 8px; justify-content: center; }
  .pane--you .pane__t { order: -1; }
  .axis__hint { display: none; }
  .axis__btn { flex: 1 1 auto; }
  .hud { margin-left: 0; width: 100%; order: 3; justify-content: space-between; padding: 6px 2px; }
  .bd-hud__cell { padding: 2px 10px; }
  .bd-hud__v { font-size: 17px; }
  .tools { margin-left: auto; }
  .brand h1 { font-size: 17px; }
}
@media (max-width: 900px) and (orientation: portrait) {
  /* Height clamp: the opponent's board must not eat the whole screen. */
  .pane--foe canvas { width: min(100%, calc(52vh * 1.052)); margin: 0 auto; }
  .pane--you canvas { width: min(64%, calc(26vh * 1.052)); }
}
@media (max-width: 460px) {
  .bd-hud { padding: 6px 2px; }
  .bd-hud__cell { padding: 2px 5px; }
  .bd-hud__k { font-size: 9px; letter-spacing: .06em; }
  .bd-hud__v { font-size: 15px; }
  .bar { border-radius: var(--r-lg); padding: 8px 10px; }
  .bar__acts { margin-left: 0; width: 100%; }
  .bar__acts .bd-btn { flex: 1 1 auto; }
  .pane--you canvas { max-width: 58%; }
  .side { grid-template-columns: 1fr; }
  .sheet__h { font-size: 26px; }
  .duel__row { flex-wrap: wrap; }
  .duel__row .bd-btn { flex: 1 1 100%; }
  .duel__row--link .duel__in { flex-basis: 100%; }
}