/* ============================================
   BATALLA NAVAL — estilo Lean Chess
   ============================================ */

:root {
  --bg:        #06060f;
  --bg2:       #0d0d1f;
  --bg3:       #12122a;
  --panel:     #0a0a1e;
  --border:    #1e1e42;
  --cyan:      #00f5ff;
  --cyan-dim:  rgba(0,245,255,0.15);
  --cyan-glow: 0 0 12px rgba(0,245,255,0.6);
  --purple:    #bf00ff;
  --green:     #00ff88;
  --yellow:    #ffe600;
  --red:       #ff2d55;
  --text:      #d0e4ff;
  --muted:     rgba(208,228,255,0.55);
  --font-hud:  'Orbitron', monospace;
  --font-body: 'Rajdhani', sans-serif;
  --font-code: 'Share Tech Mono', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { min-height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
  min-height: 100vh;
}

.scanlines {
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,0.03) 0px,
    rgba(255,255,255,0.03) 1px,
    transparent 1px,
    transparent 4px
  );
  mix-blend-mode: overlay;
}

.grid-bg {
  position: fixed; inset: 0; z-index: -1;
  background-image:
    radial-gradient(ellipse at 50% -10%, rgba(0,245,255,0.08), transparent 48%),
    linear-gradient(rgba(0,245,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,245,255,0.04) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at center, black 0%, transparent 78%);
}

/* Header */
header {
  position: relative; z-index: 10;
  padding: 18px 32px;
  background: linear-gradient(90deg, #06060f 0%, #0d0d2a 50%, #06060f 100%);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 0 rgba(0,245,255,0.1), 0 4px 24px rgba(0,0,0,0.6);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  max-width: 1700px;
  margin: 0 auto;
}

.back-home {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-hud);
  font-size: 10px;
  line-height: 1;
  letter-spacing: 2px;
  color: var(--cyan);
  border: 1px solid rgba(0,245,255,0.3);
  padding: 7px 12px;
  text-decoration: none;
  transition: all 0.15s;
}
.back-home:hover { background: var(--cyan-dim); box-shadow: var(--cyan-glow); }
.back-home:focus-visible,
.btn-gamer:focus-visible,
button.cell:focus-visible,
select:focus-visible,
input[type="text"]:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 3px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 2px;
  font-family: var(--font-hud);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 3px;
}
.logo-bracket { color: var(--cyan); opacity: 0.6; }
.logo-text { color: var(--text); }
.logo-accent { color: var(--yellow); text-shadow: 0 0 14px rgba(255,230,0,0.55); }
.subtitle {
  color: var(--muted);
  font-family: var(--font-code);
  font-size: 12px;
  letter-spacing: 1px;
}
.header-hud {
  display: flex;
  gap: 10px;
  margin-left: auto;
  align-items: center;
}
.hud-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-code);
  font-size: 10px;
  line-height: 1;
  color: var(--green);
  border: 1px solid rgba(0,255,136,0.3);
  padding: 7px 12px;
  letter-spacing: 2px;
  background: rgba(0,255,136,0.05);
}
.hud-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: blink 1.5s infinite;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.25; } }

/* Layout */
main {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding: 22px;
  max-width: 1700px;
  margin: 0 auto;
}
body.has-match main {
  grid-template-columns: minmax(0, 1.42fr) minmax(320px, 0.58fr);
}
body.has-match.combat-mode main {
  grid-template-columns: minmax(0, 1fr) clamp(230px, 16vw, 290px);
  gap: 16px;
  --combat-footer-height: 54px;
}

.panel-frame {
  position: relative;
  background:
    linear-gradient(180deg, rgba(18,18,42,0.94), rgba(6,6,15,0.96)),
    var(--panel);
  border: 1px solid var(--border);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow:
    inset 0 1px 0 rgba(208,228,255,0.04),
    0 0 34px rgba(0,0,0,0.35);
}
.panel-frame::before,
.panel-frame::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--cyan);
  border-style: solid;
  opacity: 0.7;
}
.panel-frame::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.panel-frame::after  { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }
.panel-label {
  font-family: var(--font-hud);
  font-size: 9px;
  letter-spacing: 4px;
  color: var(--cyan);
  text-shadow: var(--cyan-glow);
  opacity: 0.75;
  position: absolute;
  top: -9px;
  left: 20px;
  background: var(--panel);
  padding: 0 8px;
}
.panel-label.small {
  position: static;
  display: inline-flex;
  width: fit-content;
  background: transparent;
  padding: 0;
}

/* Buttons + controls */
.btn-gamer {
  font-family: var(--font-hud);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 9px 18px;
  border: 1px solid;
  cursor: pointer;
  text-transform: uppercase;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s, color 0.15s, border-color 0.15s, filter 0.15s;
  position: relative;
  overflow: hidden;
}
.btn-gamer::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 0%, rgba(255,255,255,0.16) 45%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.32s ease-out;
  pointer-events: none;
}
.btn-gamer:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-gamer:hover::after { transform: translateX(120%); }
.btn-gamer:active { transform: translateY(1px); }
.btn-primary {
  background: rgba(0,245,255,0.1);
  color: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 0 0 12px rgba(0,245,255,0.2);
}
.btn-primary:hover { background: rgba(0,245,255,0.18); box-shadow: 0 0 20px rgba(0,245,255,0.4); }
.btn-secondary {
  background: rgba(191,0,255,0.1);
  color: var(--purple);
  border-color: var(--purple);
}
.btn-save {
  background: rgba(0,255,136,0.12);
  color: var(--green);
  border-color: var(--green);
}
.btn-danger {
  background: rgba(255,45,85,0.1);
  color: var(--red);
  border-color: var(--red);
}
.btn-xs { padding: 7px 10px; font-size: 9px; letter-spacing: 1px; }

select,
input[type="text"] {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 10px 12px;
  font-family: var(--font-code);
  outline: none;
}
select:focus,
input[type="text"]:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 8px rgba(0,245,255,0.25);
}

/* Setup */
.setup-screen {
  min-height: 540px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  text-align: center;
  isolation: isolate;
}
.setup-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 230px;
  align-items: center;
  gap: 42px;
  width: min(900px, 100%);
}
.setup-copy h1 {
  font-family: var(--font-hud);
  color: #f7fbff;
  font-size: clamp(32px, 5vw, 64px);
  line-height: 1;
  letter-spacing: 5px;
  text-transform: uppercase;
  text-shadow: 0 0 24px rgba(255,230,0,0.2);
}
.setup-copy p {
  max-width: 680px;
  margin: 18px auto 0;
  color: var(--muted);
  font-family: var(--font-code);
  font-size: 14px;
  line-height: 1.6;
}
.setup-radar {
  position: relative;
  width: 230px;
  aspect-ratio: 1;
  border: 1px solid rgba(0,245,255,0.32);
  background:
    radial-gradient(circle at 50% 50%, rgba(0,245,255,0.14), transparent 36%),
    radial-gradient(circle at 50% 50%, transparent 0 32%, rgba(0,245,255,0.12) 33% 34%, transparent 35% 54%, rgba(0,245,255,0.1) 55% 56%, transparent 57%),
    #040b18;
  box-shadow:
    inset 0 0 28px rgba(0,245,255,0.08),
    0 0 24px rgba(0,245,255,0.12);
  overflow: hidden;
}
.setup-radar::before,
.setup-radar::after {
  content: '';
  position: absolute;
  inset: 50% auto auto 50%;
  width: 50%;
  height: 1px;
  background: rgba(0,245,255,0.24);
  transform-origin: left center;
}
.setup-radar::after { transform: rotate(90deg); }
.radar-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,245,255,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,245,255,0.08) 1px, transparent 1px);
  background-size: 23px 23px;
}
.radar-sweep {
  position: absolute;
  inset: -50%;
  background: conic-gradient(from 0deg, rgba(0,245,255,0.28), transparent 18deg, transparent 360deg);
  animation: radar-spin 5s linear infinite;
}
.radar-ship,
.radar-blip {
  position: absolute;
  display: block;
  background: var(--yellow);
  box-shadow: 0 0 12px rgba(255,230,0,0.58);
}
.radar-ship {
  height: 8px;
  border-radius: 1px;
}
.radar-ship.s1 { width: 56px; left: 42px; top: 66px; }
.radar-ship.s2 { width: 42px; right: 34px; top: 136px; transform: rotate(90deg); }
.radar-ship.s3 { width: 32px; left: 76px; bottom: 42px; }
.radar-blip {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 14px rgba(255,45,85,0.7);
}
.radar-blip.b1 { left: 148px; top: 66px; }
.radar-blip.b2 { left: 52px; top: 148px; }
@keyframes radar-spin {
  to { transform: rotate(360deg); }
}
.setup-actions,
.online-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 14px;
  width: min(520px, 100%);
}
.setup-actions .btn-gamer,
.online-actions .btn-gamer {
  padding: 15px 16px;
}
.join-box {
  width: min(520px, 100%);
  border-top: 1px solid var(--border);
  padding-top: 22px;
}
.online-title {
  font-family: var(--font-code);
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 2px;
  text-align: center;
  margin-bottom: 10px;
}
.join-box input {
  width: 100%;
  font-size: 20px;
  text-align: center;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.online-msg {
  min-height: 18px;
  margin-top: 10px;
  text-align: center;
  font-family: var(--font-code);
  font-size: 12px;
  color: var(--red);
}
.online-msg.ok { color: var(--green); }

/* Placement */
.placing-screen {
  display: block;
}
.placement-grid {
  display: grid;
  grid-template-columns: minmax(520px, 1fr) minmax(300px, 380px);
  gap: 24px;
  align-items: start;
}
.placement-grid .board-block {
  width: 100%;
  max-width: min(100%, calc(100vh - 170px));
}
.instructions-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  background:
    linear-gradient(180deg, rgba(10,10,30,0.95), rgba(4,4,16,0.98)),
    var(--bg);
  border: 1px solid var(--border);
  padding: 24px 26px;
  min-height: 100%;
}
.fleet-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.fleet-actions .btn-gamer {
  width: 100%;
  min-height: 46px;
  padding: 12px 10px;
  font-size: 10px;
}
.orientation-toggle,
#ready-fleet {
  grid-column: 1 / -1;
}
.orientation-toggle {
  justify-content: center;
  letter-spacing: 2px;
}
.side-section-label {
  font-family: var(--font-code);
  color: var(--cyan);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 2px;
}
.ship-list {
  display: grid;
  gap: 10px;
}
.ship-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  background: linear-gradient(90deg, rgba(18,18,42,0.95), rgba(10,10,30,0.9));
  color: var(--text);
  border: 1px solid var(--border);
  padding: 10px 12px;
  font-family: var(--font-code);
  cursor: pointer;
}
.ship-item:disabled,
.btn-gamer:disabled,
select:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}
.btn-gamer:disabled:hover { filter: none; transform: none; }
.btn-gamer:disabled::after { display: none; }
.ship-item strong {
  color: var(--yellow);
  letter-spacing: 2px;
  text-shadow: 0 0 10px rgba(255,230,0,0.35);
}
.ship-item.selected { border-color: var(--cyan); box-shadow: 0 0 12px rgba(0,245,255,0.16); }
.ship-item.placed {
  color: var(--green);
  border-color: rgba(0,255,136,0.28);
  background: linear-gradient(90deg, rgba(0,255,136,0.08), rgba(10,10,30,0.92));
}
.instructions-panel .status-bar {
  margin-top: auto;
}

/* Boards */
.boards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.board-block {
  min-width: 0;
}
.board-shell {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  grid-template-rows: 22px minmax(0, 1fr);
}
.axis-top,
.axis-left {
  display: grid;
  font-family: var(--font-code);
  font-size: 10px;
  line-height: 1;
  color: rgba(208,228,255,0.42);
  letter-spacing: 0;
  user-select: none;
}
.axis-top {
  grid-column: 2;
  grid-row: 1;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  align-items: end;
  padding: 0 10px 6px;
}
.axis-left {
  grid-column: 1;
  grid-row: 2;
  grid-template-rows: repeat(10, minmax(0, 1fr));
  justify-items: end;
  align-items: center;
  padding: 10px 7px 10px 0;
}
.battle-board {
  grid-column: 2;
  grid-row: 2;
}
.board-corner {
  position: absolute;
  width: 18px;
  height: 18px;
  border-color: var(--purple);
  border-style: solid;
  pointer-events: none;
}
.board-corner.tl { top: 19px; left: 21px; border-width: 2px 0 0 2px; }
.board-corner.tr { top: 19px; right: -3px; border-width: 2px 2px 0 0; }
.board-corner.bl { bottom: -3px; left: 21px; border-width: 0 0 2px 2px; }
.board-corner.br { bottom: -3px; right: -3px; border-width: 0 2px 2px 0; }
.enemy-shell .board-corner { border-color: var(--red); }
.board-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  padding: 0 2px;
  font-family: var(--font-hud);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--cyan);
  text-transform: uppercase;
}
.board-title.enemy { color: var(--red); }
.board-title span:last-child {
  font-family: var(--font-code);
  font-size: 10px;
  color: var(--muted);
}
.battle-board {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 4px;
  padding: 10px;
  background:
    radial-gradient(circle at 20% 0%, rgba(0,245,255,0.14), transparent 34%),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(135deg, rgba(0,245,255,0.06), rgba(191,0,255,0.045)),
    #030915;
  background-size: auto, 40px 40px, 40px 40px, auto, auto;
  border: 1px solid rgba(0,245,255,0.24);
  box-shadow: inset 0 0 34px rgba(0,245,255,0.06), 0 0 18px rgba(0,0,0,0.35);
  width: 100%;
}
.cell {
  aspect-ratio: 1;
  min-width: 0;
  border: 1px solid rgba(0,245,255,0.18);
  background:
    radial-gradient(circle at 50% 50%, rgba(208,228,255,0.16), transparent 17%),
    linear-gradient(135deg, rgba(0,245,255,0.08), rgba(0,25,48,0.2));
  cursor: default;
  position: relative;
  transition: transform 0.08s, box-shadow 0.12s, border-color 0.12s;
}
button.cell { cursor: pointer; }
button.cell:disabled { cursor: not-allowed; }
.cell::after {
  content: '';
  position: absolute;
  inset: 28%;
  border: 1px solid rgba(208,228,255,0.08);
  border-radius: 2px;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.14s, transform 0.14s;
}
.cell.ship {
  background:
    linear-gradient(90deg, rgba(255,255,255,0.2) 0 1px, transparent 1px 8px),
    linear-gradient(135deg, rgba(255,230,0,0.95), rgba(96,82,22,0.92));
  background-size: 9px 100%, auto;
  border-color: rgba(255,230,0,0.7);
  box-shadow: 0 0 12px rgba(255,230,0,0.24);
}
.cell.preview {
  background:
    linear-gradient(90deg, rgba(255,255,255,0.18) 0 1px, transparent 1px 8px),
    linear-gradient(135deg, rgba(255,230,0,0.52), rgba(255,230,0,0.2));
  background-size: 9px 100%, auto;
  border-color: rgba(255,230,0,0.82);
  box-shadow:
    inset 0 0 0 1px rgba(255,230,0,0.22),
    0 0 16px rgba(255,230,0,0.22);
}
.cell.preview::after {
  inset: 24%;
  border: 0;
  border-radius: 2px;
  background: rgba(6,6,15,0.24);
  opacity: 1;
  transform: none;
}
.cell.preview-invalid {
  background:
    repeating-linear-gradient(45deg, rgba(255,45,85,0.16) 0 3px, transparent 3px 7px),
    rgba(255,45,85,0.16);
  border-color: rgba(255,45,85,0.8);
  box-shadow: 0 0 14px rgba(255,45,85,0.26);
}
.cell.preview-invalid::after {
  inset: 18%;
  border: 1px solid rgba(255,45,85,0.65);
  opacity: 1;
  transform: none;
}
.cell.ship::after {
  inset: 24%;
  border-radius: 2px;
  background: rgba(6,6,15,0.32);
  border: 0;
  opacity: 1;
  transform: none;
}
.cell.hit {
  background:
    radial-gradient(circle, rgba(247,251,255,0.95) 0 14%, transparent 15%),
    linear-gradient(135deg, rgba(255,45,85,0.96), rgba(80,8,32,0.95));
  border-color: var(--red);
  box-shadow: 0 0 14px rgba(255,45,85,0.6);
}
.cell.sunk {
  background:
    repeating-linear-gradient(45deg, rgba(247,251,255,0.16) 0 2px, transparent 2px 6px),
    linear-gradient(135deg, rgba(255,45,85,0.98), rgba(40,4,16,0.98));
  border-color: var(--yellow);
  box-shadow: 0 0 16px rgba(255,230,0,0.42), 0 0 20px rgba(255,45,85,0.42);
}
.cell.hit::after {
  inset: 18%;
  border-radius: 50%;
  background: transparent;
  border: 2px solid rgba(247,251,255,0.85);
  opacity: 0.75;
  transform: none;
}
.cell.miss {
  background:
    radial-gradient(circle, rgba(6,16,30,0.95) 0 18%, transparent 19%),
    rgba(0,245,255,0.72);
  border-color: var(--cyan);
  box-shadow: 0 0 12px rgba(0,245,255,0.45);
}
.cell.miss::after {
  inset: 24%;
  border-radius: 50%;
  border-color: rgba(247,251,255,0.48);
  opacity: 1;
  transform: none;
}
.enemy-board .cell.fog {
  background:
    radial-gradient(circle at 50% 50%, rgba(208,228,255,0.11), transparent 16%),
    linear-gradient(135deg, rgba(0,245,255,0.055), rgba(0,12,28,0.28));
}
.enemy-board .cell.targetable:hover {
  transform: scale(1.06);
  border-color: var(--yellow);
  box-shadow:
    inset 0 0 0 1px rgba(255,230,0,0.4),
    0 0 14px rgba(255,230,0,0.45);
}
.enemy-board .cell.targetable:hover::after {
  opacity: 1;
  transform: scale(1);
  border-color: rgba(255,230,0,0.58);
}

/* Status */
.status-bar {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-family: var(--font-code);
  letter-spacing: 1px;
  color: var(--text);
}
.status-icon { color: var(--green); text-shadow: 0 0 8px var(--green); }
.battle-status .battle-feedback { display: none; }
body.combat-mode .battle-status {
  position: relative;
  min-height: var(--combat-footer-height);
  padding: 0;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(0,245,255,0.05), transparent 22%, rgba(255,230,0,0.06) 50%, transparent 78%, rgba(255,45,85,0.05)),
    var(--bg);
}
body.combat-mode .battle-status .status-icon,
body.combat-mode .battle-status #battle-status-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
body.combat-mode .battle-status .battle-feedback {
  position: absolute;
  inset: 0;
  display: block;
  overflow: hidden;
}
body.combat-mode .battle-feedback::before {
  content: "";
  position: absolute;
  inset: 7px 10px;
  border-top: 1px solid rgba(0,245,255,0.12);
  border-bottom: 1px solid rgba(0,245,255,0.09);
}
body.combat-mode .feedback-grid {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, rgba(0,245,255,0.08) 0 1px, transparent 1px 38px),
    repeating-linear-gradient(0deg, transparent 0 9px, rgba(208,228,255,0.035) 9px 10px);
  opacity: 0.42;
}
body.combat-mode .feedback-waterline {
  position: absolute;
  left: 0;
  right: 0;
  top: 31px;
  height: 1px;
  background:
    linear-gradient(90deg, transparent, rgba(0,245,255,0.36), transparent),
    repeating-linear-gradient(90deg, transparent 0 18px, rgba(0,245,255,0.16) 18px 36px, transparent 36px 66px);
  box-shadow: 0 0 12px rgba(0,245,255,0.18);
}
body.combat-mode .feedback-lane {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
body.combat-mode .lane-ship {
  --ship-color: var(--cyan);
  --ship-y: 17px;
  --ship-scale: 1;
  position: absolute;
  left: 0;
  top: var(--ship-y);
  width: 58px;
  height: 20px;
  color: var(--ship-color);
  opacity: 0.82;
  filter: drop-shadow(0 0 2px currentColor);
  animation: convoy-sail 13s linear infinite;
}
body.combat-mode .lane-ship::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      color-mix(in srgb, currentColor 42%, transparent),
      color-mix(in srgb, currentColor 12%, transparent) 58%,
      rgba(6,6,15,0.55)),
    rgba(6,6,15,0.85);
  clip-path: polygon(
    8% 52%, 30% 52%, 30% 16%, 50% 16%, 50% 52%,
    58% 52%, 58% 30%, 65% 30%, 65% 52%,
    90% 52%, 100% 72%, 88% 100%, 10% 100%
  );
}
body.combat-mode .lane-ship::after {
  content: "";
  position: absolute;
  right: 62%;
  bottom: 5px;
  width: 72px;
  height: 2px;
  background: linear-gradient(90deg,
    transparent,
    color-mix(in srgb, currentColor 45%, transparent));
  opacity: 0.55;
}
body.combat-mode .lane-ship.s1 {
  --ship-y: 17px;
  --ship-scale: 1;
  animation-duration: 13s;
}
body.combat-mode .lane-ship.s2 {
  --ship-color: var(--yellow);
  --ship-y: 22px;
  --ship-scale: 0.74;
  animation-duration: 16s;
  animation-delay: -6s;
  opacity: 0.6;
}
body.combat-mode .lane-ship.s3 {
  --ship-y: 13px;
  --ship-scale: 0.6;
  animation-duration: 19s;
  animation-delay: -11s;
  opacity: 0.46;
}
body.combat-mode .feedback-sunk .feedback-lane {
  opacity: 0.18;
}
body.combat-mode .feedback-burst,
body.combat-mode .feedback-shockwave,
body.combat-mode .feedback-bubbles,
body.combat-mode .feedback-ship {
  position: absolute;
  left: 50%;
  top: 50%;
  pointer-events: none;
}
body.combat-mode .feedback-burst,
body.combat-mode .feedback-shockwave,
body.combat-mode .feedback-bubbles {
  opacity: 0;
}
body.combat-mode .feedback-burst span {
  --dx: 0px;
  --dy: 0px;
  position: absolute;
  width: 8px;
  height: 8px;
  margin: -4px 0 0 -4px;
  background: var(--yellow);
  box-shadow:
    0 0 10px rgba(255,230,0,0.72),
    0 0 18px rgba(255,45,85,0.5);
}
body.combat-mode .feedback-burst span:nth-child(1) { --dx: -70px; --dy: -10px; }
body.combat-mode .feedback-burst span:nth-child(2) { --dx: -48px; --dy: -28px; background: var(--red); }
body.combat-mode .feedback-burst span:nth-child(3) { --dx: -20px; --dy: -34px; }
body.combat-mode .feedback-burst span:nth-child(4) { --dx: 20px; --dy: -32px; background: #fff4a0; }
body.combat-mode .feedback-burst span:nth-child(5) { --dx: 48px; --dy: -22px; background: var(--red); }
body.combat-mode .feedback-burst span:nth-child(6) { --dx: 70px; --dy: -5px; }
body.combat-mode .feedback-burst span:nth-child(7) { --dx: -28px; --dy: 20px; background: #fff4a0; }
body.combat-mode .feedback-burst span:nth-child(8) { --dx: 36px; --dy: 18px; background: var(--red); }
body.combat-mode .feedback-shockwave {
  width: 18px;
  height: 18px;
  margin: -9px 0 0 -9px;
  border: 2px solid rgba(255,230,0,0.75);
  border-radius: 50%;
  box-shadow:
    0 0 18px rgba(255,230,0,0.45),
    inset 0 0 12px rgba(255,45,85,0.3);
}
body.combat-mode .feedback-ship {
  width: 76px;
  height: 25px;
  margin: -10px 0 0 -38px;
  color: var(--cyan);
  opacity: 0;
  transform-origin: 50% 80%;
}
body.combat-mode .feedback-ship::before {
  content: "";
  position: absolute;
  left: 3px;
  right: 2px;
  bottom: 0;
  height: 13px;
  border: 1px solid currentColor;
  background:
    linear-gradient(180deg, rgba(0,245,255,0.22), rgba(0,245,255,0.05)),
    rgba(6,6,15,0.62);
  clip-path: polygon(8% 12%, 82% 12%, 100% 52%, 86% 100%, 14% 100%, 0 52%);
  box-shadow: 0 0 13px rgba(0,245,255,0.32);
}
body.combat-mode .feedback-ship::after {
  content: "";
  position: absolute;
  left: 31px;
  bottom: 13px;
  width: 18px;
  height: 9px;
  border: 1px solid currentColor;
  border-bottom: 0;
  background: rgba(6,6,15,0.86);
  box-shadow:
    -34px 12px 0 -6px rgba(208,228,255,0.2),
    28px 11px 0 -7px rgba(208,228,255,0.16);
}
body.combat-mode .ship-bridge {
  position: absolute;
  left: 40px;
  bottom: 22px;
  width: 2px;
  height: 8px;
  background: currentColor;
  box-shadow: 6px 4px 0 -1px currentColor;
}
body.combat-mode .feedback-bubbles span {
  position: absolute;
  width: 6px;
  height: 6px;
  margin: -3px 0 0 -3px;
  border: 1px solid rgba(0,245,255,0.75);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(0,245,255,0.4);
}
body.combat-mode .feedback-bubbles span:nth-child(1) { left: -30px; top: 6px; }
body.combat-mode .feedback-bubbles span:nth-child(2) { left: -8px; top: 12px; }
body.combat-mode .feedback-bubbles span:nth-child(3) { left: 18px; top: 9px; }
body.combat-mode .feedback-bubbles span:nth-child(4) { left: 35px; top: 16px; }
body.combat-mode .feedback-hit .feedback-burst,
body.combat-mode .feedback-sunk .feedback-burst {
  opacity: 1;
}
body.combat-mode .feedback-hit .feedback-burst span {
  animation: blast-particle 920ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
body.combat-mode .feedback-hit .feedback-shockwave {
  opacity: 1;
  animation: blast-ring 900ms ease-out both;
}
body.combat-mode .feedback-sunk .feedback-ship {
  opacity: 1;
  animation: ship-sink 2200ms cubic-bezier(0.18, 0.9, 0.22, 1) both;
}
body.combat-mode .feedback-sunk .feedback-burst span {
  animation: blast-particle 780ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
body.combat-mode .feedback-sunk .feedback-shockwave {
  opacity: 1;
  animation: blast-ring 850ms ease-out both;
}
body.combat-mode .feedback-sunk .feedback-bubbles {
  opacity: 1;
}
body.combat-mode .feedback-sunk .feedback-bubbles span {
  animation: bubbles-rise 1600ms ease-out both;
}
@keyframes convoy-sail {
  0%   { transform: translateX(-120px) translateY(1px) rotate(-1.5deg) scale(var(--ship-scale)); }
  25%  { transform: translateX(28vw) translateY(-1.5px) rotate(1deg) scale(var(--ship-scale)); }
  50%  { transform: translateX(52vw) translateY(1px) rotate(-1deg) scale(var(--ship-scale)); }
  75%  { transform: translateX(76vw) translateY(-1.5px) rotate(1.5deg) scale(var(--ship-scale)); }
  100% { transform: translateX(calc(100vw + 120px)) translateY(1px) rotate(-1.5deg) scale(var(--ship-scale)); }
}
@keyframes blast-particle {
  0% { opacity: 0; transform: translate(0, 0) scale(0.3); }
  14% { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(0.9); }
}
@keyframes blast-ring {
  0% { opacity: 0; transform: scale(0.15); }
  18% { opacity: 1; }
  100% { opacity: 0; transform: scale(5.4); }
}
@keyframes ship-sink {
  0% { opacity: 0; transform: translateY(0) rotate(0deg) scale(0.92); }
  12% { opacity: 1; transform: translateY(-2px) rotate(0deg) scale(1); }
  48% { opacity: 1; transform: translateY(4px) rotate(-12deg) scale(1); }
  100% { opacity: 0; transform: translateY(34px) rotate(-26deg) scale(0.92); }
}
@keyframes bubbles-rise {
  0% { opacity: 0; transform: translateY(14px) scale(0.4); }
  16% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-24px) scale(1.35); }
}
.cursor-explosion {
  position: fixed;
  width: 1px;
  height: 1px;
  z-index: 10000;
  pointer-events: none;
}
.cursor-explosion::before,
.cursor-explosion::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.cursor-explosion::before {
  width: 22px;
  height: 22px;
  border: 2px solid rgba(255,230,0,0.85);
  box-shadow:
    0 0 20px rgba(255,230,0,0.66),
    inset 0 0 12px rgba(255,45,85,0.5);
  animation: cursor-blast-ring 820ms ease-out both;
}
.cursor-explosion::after {
  width: 38px;
  height: 38px;
  background:
    radial-gradient(circle, rgba(255,244,160,0.95) 0 10%, rgba(255,230,0,0.55) 11% 26%, rgba(255,45,85,0.38) 27% 45%, transparent 56%);
  mix-blend-mode: screen;
  animation: cursor-blast-flash 520ms ease-out both;
}
.cursor-explosion span {
  --dx: 0px;
  --dy: 0px;
  position: absolute;
  left: 0;
  top: 0;
  width: 7px;
  height: 7px;
  margin: -3.5px 0 0 -3.5px;
  background: var(--yellow);
  box-shadow:
    0 0 10px rgba(255,230,0,0.78),
    0 0 18px rgba(255,45,85,0.62);
  animation: cursor-blast-particle 880ms cubic-bezier(0.16, 0.84, 0.2, 1) both;
}
.cursor-explosion span:nth-child(1) { --dx: -46px; --dy: -8px; }
.cursor-explosion span:nth-child(2) { --dx: -32px; --dy: -29px; background: var(--red); }
.cursor-explosion span:nth-child(3) { --dx: -9px; --dy: -42px; background: #fff4a0; }
.cursor-explosion span:nth-child(4) { --dx: 18px; --dy: -35px; }
.cursor-explosion span:nth-child(5) { --dx: 42px; --dy: -18px; background: var(--red); }
.cursor-explosion span:nth-child(6) { --dx: 48px; --dy: 7px; }
.cursor-explosion span:nth-child(7) { --dx: 27px; --dy: 29px; background: #fff4a0; }
.cursor-explosion span:nth-child(8) { --dx: 0px; --dy: 38px; background: var(--red); }
.cursor-explosion span:nth-child(9) { --dx: -30px; --dy: 25px; }
.cursor-explosion span:nth-child(10) { --dx: -52px; --dy: 12px; background: #fff4a0; }
@keyframes cursor-blast-particle {
  0% { opacity: 0; transform: translate(0, 0) scale(0.2) rotate(0deg); }
  12% { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(0.85) rotate(120deg); }
}
@keyframes cursor-blast-ring {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.16); }
  18% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(3.7); }
}
@keyframes cursor-blast-flash {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.35); }
  18% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.25); }
}
@media (prefers-reduced-motion: reduce) {
  body.combat-mode .feedback-hit .feedback-burst span,
  body.combat-mode .feedback-hit .feedback-shockwave,
  body.combat-mode .feedback-sunk .feedback-burst span,
  body.combat-mode .feedback-sunk .feedback-shockwave,
  body.combat-mode .feedback-sunk .feedback-ship,
  body.combat-mode .feedback-sunk .feedback-bubbles span,
  body.combat-mode .lane-ship,
  .cursor-explosion,
  .cursor-explosion::before,
  .cursor-explosion::after,
  .cursor-explosion span {
    animation: none;
  }
  body.combat-mode .feedback-hit .feedback-shockwave,
  body.combat-mode .feedback-sunk .feedback-ship {
    opacity: 1;
  }
}

/* Match panel */
.match-panel .panel-frame {
  gap: 16px;
  position: sticky;
  top: 18px;
}
.match-code-box {
  background:
    linear-gradient(180deg, rgba(0,245,255,0.08), rgba(0,245,255,0.02)),
    var(--bg);
  border: 1px solid rgba(0,245,255,0.3);
  padding: 16px 14px;
  text-align: center;
  box-shadow: inset 0 0 28px rgba(0,245,255,0.06);
}
.match-kicker {
  display: block;
  font-family: var(--font-code);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--muted);
}
.match-code-box strong {
  display: block;
  margin-top: 6px;
  font-family: var(--font-hud);
  font-size: 34px;
  letter-spacing: 6px;
  color: var(--cyan);
  text-shadow: var(--cyan-glow);
}
.online-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}
.online-row input {
  min-width: 0;
  font-size: 11px;
  color: var(--muted);
}
.match-players {
  display: grid;
  gap: 9px;
}
.match-player {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto 58px;
  grid-template-areas:
    "name name faction"
    "ready presence faction";
  gap: 7px 10px;
  min-height: 72px;
  align-items: center;
  background:
    linear-gradient(90deg, rgba(0,245,255,0.04), transparent 42%),
    var(--bg);
  border: 1px solid var(--border);
  padding: 10px;
  font-family: var(--font-code);
  font-size: 12px;
}
#player-rojo {
  background:
    linear-gradient(90deg, rgba(255,45,85,0.04), transparent 42%),
    var(--bg);
}
.match-player.active {
  border-color: var(--green);
  box-shadow: 0 0 14px rgba(0,255,136,0.16);
}
.match-player-name {
  grid-area: name;
  align-self: end;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
  font-size: 13px;
}
.match-player-color {
  grid-area: faction;
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  border: 1px solid rgba(0,245,255,0.28);
  background: rgba(0,245,255,0.06);
  color: var(--cyan);
  letter-spacing: 2px;
  font-size: 10px;
  line-height: 1;
}
#player-rojo .match-player-color {
  color: var(--red);
  border-color: rgba(255,45,85,0.32);
  background: rgba(255,45,85,0.06);
}
.match-player-ready {
  grid-area: ready;
  justify-self: start;
  align-self: end;
  padding: 2px 7px;
  border: 1px solid rgba(0,255,136,0.24);
  color: var(--green);
  font-size: 9px;
  line-height: 1.1;
  letter-spacing: 1.5px;
}
.match-player-presence {
  grid-area: presence;
  justify-self: start;
  align-self: end;
  color: var(--muted);
  border: 1px solid rgba(208,228,255,0.18);
  padding: 2px 6px;
  font-size: 8px;
  line-height: 1.1;
  letter-spacing: 1.2px;
}
.match-player.online .match-player-presence {
  color: var(--green);
  border-color: rgba(0,255,136,0.32);
  background: rgba(0,255,136,0.06);
}
.match-player.idle .match-player-presence {
  color: var(--yellow);
  border-color: rgba(255,230,0,0.26);
  background: rgba(255,230,0,0.05);
}
.match-vs {
  text-align: center;
  font-family: var(--font-hud);
  color: var(--yellow);
  letter-spacing: 3px;
  font-size: 13px;
  line-height: 1;
}
.match-turn {
  padding: 13px;
  background:
    linear-gradient(90deg, transparent, rgba(0,255,136,0.12), transparent),
    rgba(0,255,136,0.06);
  border: 1px solid rgba(0,255,136,0.28);
  color: var(--green);
  font-family: var(--font-code);
  text-align: center;
}
.match-log-label {
  font-family: var(--font-code);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 2px;
}
.match-log {
  height: 210px;
  overflow-y: auto;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 10px;
  font-family: var(--font-code);
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
}
.match-log div {
  padding: 5px 0;
  border-bottom: 1px solid rgba(30,30,66,0.5);
}
.muted { color: var(--muted); }

body.combat-mode .match-panel .panel-frame {
  height: 100%;
  min-height: 100%;
  gap: 12px;
  padding: 14px 14px 20px;
}
body.combat-mode .match-panel {
  align-self: stretch;
}
body.combat-mode .match-code-box,
body.combat-mode .online-row {
  display: none;
}
body.combat-mode .match-turn {
  padding: 10px 9px;
  font-size: 12px;
}
body.combat-mode .match-log-label {
  margin-top: 2px;
}
body.combat-mode .match-log {
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  justify-content: flex-end;
  height: auto;
  min-height: 0;
  overflow: hidden;
  padding: 8px;
  font-size: 11px;
}
body.combat-mode .match-log div {
  flex: 0 0 auto;
}
body.combat-mode #leave-game {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0;
  min-height: var(--combat-footer-height);
  padding: 10px 12px;
}

/* Winner */
.winner-overlay {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.76);
  backdrop-filter: blur(6px);
}
.winner-card {
  position: relative;
  width: min(420px, calc(100vw - 32px));
  background: var(--panel);
  border: 1px solid var(--cyan);
  padding: 34px 28px 28px;
  text-align: center;
  box-shadow: 0 0 46px rgba(0,245,255,0.28);
}
.winner-card-corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: var(--cyan);
  border-style: solid;
}
.winner-card-corner.tl { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.winner-card-corner.tr { top: -1px; right: -1px; border-width: 2px 2px 0 0; }
.winner-card-corner.bl { bottom: -1px; left: -1px; border-width: 0 0 2px 2px; }
.winner-card-corner.br { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }
.winner-emoji { font-size: 54px; margin-bottom: 12px; }
.winner-text {
  font-family: var(--font-hud);
  font-size: 28px;
  letter-spacing: 4px;
  color: var(--yellow);
  text-shadow: 0 0 16px rgba(255,230,0,0.5);
}
.winner-sub {
  margin: 12px 0 22px;
  color: var(--muted);
  font-family: var(--font-code);
}
.winner-actions {
  display: flex;
  gap: 10px;
}
.winner-actions .btn-gamer { flex: 1; }
@media (max-width: 420px) {
  .winner-actions { flex-direction: column; }
}

@media (max-width: 1180px) {
  main,
  body.has-match main,
  body.has-match.combat-mode main { grid-template-columns: 1fr; }
  .match-panel .panel-frame { position: relative; top: 0; }
  body.combat-mode .match-panel .panel-frame { height: auto; min-height: 0; }
}

@media (max-width: 860px) {
  header { padding: 14px 16px; }
  main { padding: 16px; }
  .header-logo { font-size: 17px; }
  .subtitle { display: none; }
  .boards-grid,
  .placement-grid {
    grid-template-columns: 1fr;
  }
  .setup-actions,
  .online-actions,
  .online-row {
    grid-template-columns: 1fr;
  }
  .setup-shell {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .setup-radar {
    width: min(230px, 72vw);
    margin: 0 auto;
  }
  .board-shell {
    grid-template-columns: 18px minmax(0, 1fr);
    grid-template-rows: 18px minmax(0, 1fr);
  }
  .axis-top {
    padding: 0 7px 5px;
    font-size: 9px;
  }
  .axis-left {
    padding: 7px 5px 7px 0;
    font-size: 9px;
  }
  .board-corner.tl { top: 15px; left: 15px; }
  .board-corner.tr { top: 15px; }
  .board-corner.bl { left: 15px; }
  .battle-board { gap: 3px; padding: 7px; }
  .fleet-actions { grid-template-columns: 1fr; }
  .orientation-toggle,
  #ready-fleet { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}