/* ==========================================
   LEAN CHESS — GAMER EDITION
   Cyberpunk / Neon / HUD aesthetic
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Rajdhani:wght@400;500;600;700&family=Share+Tech+Mono&display=swap');

: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;
  --purple-dim:rgba(191,0,255,0.12);
  --green:     #00ff88;
  --green-dim: rgba(0,255,136,0.12);
  --yellow:    #ffe600;
  --red:       #ff2d55;
  --text:      #d0e4ff;
  --text-muted:#5a6a8a;
  --font-hud:  'Orbitron', monospace;
  --font-ui:   'Rajdhani', sans-serif;
  --font-code: 'Share Tech Mono', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ── SCANLINES ── */
.scanlines {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.18) 2px,
    rgba(0,0,0,0.18) 4px
  );
}

/* ── GRID BACKGROUND ── */
.grid-bg {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    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: 40px 40px;
}

/* ── 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;
}

.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); letter-spacing: 4px; }
.logo-accent  { color: var(--cyan); text-shadow: var(--cyan-glow); }

.subtitle {
  color: var(--text-muted);
  font-family: var(--font-code);
  font-size: 12px;
  letter-spacing: 1px;
  flex: 1;
}

.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 6px var(--green);
  animation: hud-dot-blink 1.6s ease-in-out infinite;
}
@keyframes hud-dot-blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.25; }
}

.hud-blink { animation: blink 1.4s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.2} }

/* ── MAIN LAYOUT ── */
main {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: minmax(440px, 1fr) minmax(440px, 1fr);
  gap: 24px;
  padding: 24px 32px;
  max-width: 1700px;
  margin: 0 auto;
}

/* ── PANEL FRAME ── */
.panel-frame {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.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: 0.7;
  position: absolute;
  top: -9px;
  left: 20px;
  background: var(--panel);
  padding: 0 8px;
}

/* ── CORNER DECORATIONS (board) ── */
.board-wrapper {
  position: relative;
  width: 100%;
  max-width: 560px;
}

.board-corner {
  position: absolute;
  width: 18px; height: 18px;
  border-color: var(--purple);
  border-style: solid;
  pointer-events: none;
}
.board-corner.tl { top:-3px; left:-3px; border-width: 2px 0 0 2px; }
.board-corner.tr { top:-3px; right:-3px; border-width: 2px 2px 0 0; }
.board-corner.bl { bottom:-3px; left:-3px; border-width: 0 0 2px 2px; }
.board-corner.br { bottom:-3px; right:-3px; border-width: 0 2px 2px 0; }

/* ── GAME CONTROLS ── */
.game-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
}

.ctrl-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ctrl-label {
  font-family: var(--font-hud);
  font-size: 8px;
  letter-spacing: 2px;
  color: var(--cyan);
  opacity: 0.7;
}

select {
  background: var(--bg2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 7px 12px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  outline: none;
  text-transform: uppercase;
  transition: border-color 0.2s;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%2300f5ff'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
}

select:hover, select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 8px rgba(0,245,255,0.2);
}

/* ── BUTTONS ── */
.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: all 0.15s;
  position: relative;
  overflow: hidden;
}

.btn-gamer::before {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity 0.15s;
}
.btn-gamer:hover::before { opacity: 0.08; }
.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-secondary:hover { background: rgba(191,0,255,0.2); }

.btn-save {
  background: rgba(0,255,136,0.1);
  color: var(--green);
  border-color: var(--green);
  padding: 10px;
  width: 100%;
  font-size: 12px;
  box-shadow: 0 0 10px rgba(0,255,136,0.15);
}
.btn-save:hover {
  background: rgba(0,255,136,0.2);
  box-shadow: 0 0 20px rgba(0,255,136,0.3);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 10px;
}

.btn-xs {
  padding: 4px 10px;
  font-size: 9px;
}

.btn-danger {
  background: rgba(255,45,85,0.1);
  color: var(--red);
  border-color: var(--red);
}
.btn-danger:hover { background: rgba(255,45,85,0.2); }

/* ── BOARD ── */
#board {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  grid-template-rows: repeat(8, minmax(0, 1fr));
  aspect-ratio: 1;
  width: 100%;
  border: 1px solid rgba(0,245,255,0.3);
  box-shadow:
    0 0 30px rgba(0,245,255,0.1),
    inset 0 0 30px rgba(0,0,0,0.5);
  overflow: hidden;
  user-select: none;
  container-type: inline-size;
}

.square {
  display: flex;
  align-items: center;
  justify-content: center;
  /* El tamaño de la pieza escala con el ancho del tablero (1 casilla = 12.5%) */
  font-size: 9cqw;
  min-width: 0;
  min-height: 0;
  position: relative;
  cursor: pointer;
  transition: filter 0.1s;
}

.square.light { background: #1c1c3a; }
.square.dark  { background: #10102a; }

.square:hover { filter: brightness(1.3); }

.square.selected {
  box-shadow: inset 0 0 0 3px var(--cyan);
  background: rgba(0,245,255,0.15) !important;
  filter: brightness(1.2);
}

.square.valid-move::after {
  content: '';
  position: absolute;
  width: 28%;
  height: 28%;
  border-radius: 50%;
  background: rgba(0,255,136,0.7);
  box-shadow: 0 0 8px rgba(0,255,136,0.8);
}

.square.valid-capture::after {
  content: '';
  position: absolute;
  width: 80%;
  height: 80%;
  border-radius: 0;
  border: 2px solid rgba(255,45,85,0.8);
  box-shadow: 0 0 10px rgba(255,45,85,0.5), inset 0 0 10px rgba(255,45,85,0.1);
  background: transparent;
}

.piece-white {
  color: #e8e8ff;
  text-shadow:
    0 0 8px rgba(0,245,255,0.8),
    1px 1px 0 #000, -1px 1px 0 #000, 1px -1px 0 #000, -1px -1px 0 #000;
  filter: drop-shadow(0 0 4px rgba(0,245,255,0.5));
}
.piece-black {
  color: #1a1a3a;
  text-shadow:
    0 0 8px rgba(191,0,255,0.6),
    1px 1px 0 #8080c0, -1px 1px 0 #8080c0, 1px -1px 0 #8080c0, -1px -1px 0 #8080c0;
  filter: drop-shadow(0 0 4px rgba(191,0,255,0.6));
}

/* ── STATUS BAR ── */
.status-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg2);
  border: 1px solid var(--border);
  font-family: var(--font-hud);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--text);
}

.status-icon {
  color: var(--cyan);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }

.status-bar.win {
  border-color: var(--green);
  color: var(--green);
  box-shadow: 0 0 16px rgba(0,255,136,0.3);
}

/* ── MOVE LOG ── */
.move-log {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 10px 14px;
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--text-muted);
  max-height: 130px;
  overflow-y: auto;
  white-space: pre-wrap;
  line-height: 1.7;
}

.move-log::-webkit-scrollbar { width: 4px; }
.move-log::-webkit-scrollbar-track { background: var(--bg2); }
.move-log::-webkit-scrollbar-thumb { background: var(--cyan); opacity: 0.4; }

/* ── TABS ── */
.tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border);
}

.tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 10px 14px;
  color: var(--text-muted);
  font-family: var(--font-hud);
  font-size: 9px;
  letter-spacing: 2px;
  cursor: pointer;
  text-transform: uppercase;
  transition: all 0.15s;
}

.tab:hover { color: var(--text); }

.tab.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  text-shadow: var(--cyan-glow);
}

.tab-content { display: none; flex-direction: column; gap: 12px; }
.tab-content.active { display: flex; }

/* ── SUBTABS ── */
.subtabs {
  display: flex;
  gap: 2px;
  background: var(--bg);
  padding: 3px;
  width: fit-content;
}

.subtab {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 5px 14px;
  font-family: var(--font-hud);
  font-size: 8px;
  letter-spacing: 2px;
  cursor: pointer;
  text-transform: uppercase;
  transition: all 0.15s;
}

.subtab.active {
  background: var(--cyan-dim);
  border-color: var(--cyan);
  color: var(--cyan);
}

.subtab-content { display: none; flex-direction: column; gap: 10px; }
.subtab-content.active { display: flex; }

/* ── LIST ROW ── */
.list-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.list-row select { flex: 1; }

/* ── FORM ELEMENTS ── */
.form-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-family: var(--font-hud);
  font-size: 8px;
  letter-spacing: 2px;
  color: var(--cyan);
  opacity: 0.8;
  text-transform: uppercase;
}

.form-label small {
  color: var(--text-muted);
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0;
  opacity: 1;
  margin-left: 6px;
}

input[type="text"] {
  background: var(--bg2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 12px;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  outline: none;
  transition: border-color 0.2s;
}

input[type="text"]:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 10px rgba(0,245,255,0.2);
}

input[type="text"]::placeholder { color: var(--text-muted); }

textarea {
  width: 100%;
  height: 420px;
  background: var(--bg);
  color: #a8d8a0;
  border: 1px solid var(--border);
  padding: 12px;
  font-family: var(--font-code);
  font-size: 13px;
  resize: vertical;
  outline: none;
  line-height: 1.6;
}

textarea:focus { border-color: var(--green); }

/* CodeMirror overrides */
.CodeMirror {
  height: 420px !important;
  font-size: 13px;
  border: 1px solid var(--border) !important;
  background: var(--bg) !important;
  font-family: var(--font-code) !important;
}

.CodeMirror:focus-within { border-color: var(--green) !important; }

/* ── FORM CUSTOM ── */
.form-custom {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* ── ICON GRID ── */
.icon-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 3px;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 6px;
}

.icon-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.1s;
}

.icon-cell:hover { background: var(--cyan-dim); border-color: var(--border); }
.icon-cell.selected {
  background: var(--cyan-dim);
  border-color: var(--cyan);
  box-shadow: 0 0 6px rgba(0,245,255,0.3);
}

/* ── DIRECTION GRID ── */
/* ── Layout: Direcciones y Saltos lado a lado ── */
.grids-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.grids-row .grid-col {
  flex: 1 1 200px;
  min-width: 200px;
  max-width: 220px;
}

.dir-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1;
}

.dir-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1;
  background: var(--bg2);
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 16px;
  color: var(--text-muted);
  transition: all 0.15s;
}

.dir-cell input { display: none; }
.dir-cell:has(input:checked) {
  background: rgba(0,255,136,0.15);
  border-color: var(--green);
  color: var(--green);
  box-shadow: 0 0 8px rgba(0,255,136,0.3);
}
.dir-cell.dir-center {
  background: transparent;
  border-color: var(--cyan);
  color: var(--cyan);
  cursor: default;
  font-size: 20px;
}

/* ── RANGE ROW ── */
.range-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.range-row input[type="range"] {
  flex: 1;
  accent-color: var(--cyan);
  height: 4px;
  cursor: pointer;
}

.range-row span {
  font-family: var(--font-code);
  font-size: 14px;
  color: var(--cyan);
  text-shadow: var(--cyan-glow);
  min-width: 44px;
}

/* ── JUMP GRID ── */
.jump-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 3px;
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1;
  background: var(--bg);
  padding: 4px;
}

.jump-cell {
  width: 100%;
  aspect-ratio: 1;
  background: var(--bg2);
  border: 1px solid var(--border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--text-muted);
  transition: all 0.1s;
}

.jump-cell:hover { background: var(--bg3); border-color: var(--cyan); }
.jump-cell.center {
  background: var(--cyan);
  color: var(--bg);
  font-weight: 900;
  cursor: default;
  border-color: var(--cyan);
}
.jump-cell.selected {
  background: rgba(0,255,136,0.2);
  border-color: var(--green);
  color: var(--green);
}
.jump-cell.selected::after { content: '✓'; font-size: 12px; }

.jump-actions { display: flex; gap: 6px; margin-top: 6px; }

/* ── FORM CHECK ── */
.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-hud);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-muted);
  cursor: pointer;
}

.form-check input[type="radio"] { accent-color: var(--cyan); }

/* ── VARIANT BUILDER ── */
.variant-builder {
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 12px;
}

.mini-board {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  aspect-ratio: 1;
  border: 1px solid rgba(0,245,255,0.3);
  overflow: hidden;
  user-select: none;
}

.mini-board .square { font-size: 22px; }

.variant-palette {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.palette-pieces {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 5px;
}

.palette-pieces .icon-cell { font-size: 22px; }

/* ── MSG ── */
.msg {
  min-height: 18px;
  font-family: var(--font-code);
  font-size: 11px;
  letter-spacing: 1px;
  padding: 4px 0;
}
.msg.success { color: var(--green); text-shadow: 0 0 6px rgba(0,255,136,0.5); }
.msg.error   { color: var(--red);   text-shadow: 0 0 6px rgba(255,45,85,0.5); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--cyan); opacity: 0.5; }

/* ── BACK HOME ── */
.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 0.2s;
  white-space: nowrap;
}
.back-home:hover {
  background: var(--cyan-d);
  box-shadow: var(--cyan-glow);
}

/* ── SETUP PANEL ── */
/* ── MATCH PANEL (modo online) ── */
.match-panel .panel-frame {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
/* El stage "playing" usa layout propio, no el centrado de .online-stage */
#online-stage-playing {
  align-items: stretch;
  text-align: left;
  padding: 8px 0 0;
  gap: 16px;
}
#online-stage-playing .btn-danger {
  margin-top: 4px;
  align-self: center;
  padding: 10px 24px;
}
.match-players {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.match-player {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  text-align: center;
}
.match-player.active-turn {
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(0,245,255,0.25);
}
.match-player-color {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-muted);
}
.match-player-name {
  font-family: var(--font-hud);
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 1px;
  color: var(--text);
}
.match-player.active-turn .match-player-name { color: var(--cyan); }
.match-vs {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--pink);
  text-shadow: 0 0 8px var(--pink);
}
.match-turn {
  font-family: var(--font-hud);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--yellow);
  text-align: center;
  text-transform: uppercase;
  padding: 8px;
  background: rgba(255,230,0,0.06);
  border: 1px solid rgba(255,230,0,0.2);
}
.match-code-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}
.match-code-row strong {
  color: var(--green);
  letter-spacing: 2px;
  font-size: 14px;
}
.match-log-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--cyan);
  opacity: 0.7;
}
.match-log {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
  min-height: 200px;
  max-height: 400px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* ── WINNER OVERLAY ── */
.winner-overlay {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(8px);
  animation: winner-fade 0.3s ease;
}
@keyframes winner-fade { from { opacity: 0; } to { opacity: 1; } }

.winner-card {
  position: relative;
  background: var(--bg2);
  border: 2px solid var(--cyan);
  padding: 48px 56px;
  text-align: center;
  box-shadow: 0 0 60px rgba(0,245,255,0.4);
  max-width: calc(100vw - 40px);
  animation: winner-pop 0.4s cubic-bezier(.34,1.56,.64,1);
}
@keyframes winner-pop {
  from { transform: scale(0.7); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}
.winner-card-corner {
  position: absolute;
  width: 20px; height: 20px;
  border-color: var(--cyan);
  border-style: solid;
}
.winner-card-corner.tl { top: -2px; left: -2px; border-width: 3px 0 0 3px; }
.winner-card-corner.tr { top: -2px; right: -2px; border-width: 3px 3px 0 0; }
.winner-card-corner.bl { bottom: -2px; left: -2px; border-width: 0 0 3px 3px; }
.winner-card-corner.br { bottom: -2px; right: -2px; border-width: 0 3px 3px 0; }

.winner-emoji {
  font-size: 64px;
  line-height: 1;
  margin-bottom: 16px;
  animation: winner-bounce 1.2s ease-in-out infinite;
}
@keyframes winner-bounce {
  0%,100% { transform: translateY(0) rotate(0deg); }
  50%     { transform: translateY(-10px) rotate(5deg); }
}
.winner-text {
  font-family: var(--font-hud);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 900;
  letter-spacing: 3px;
  color: white;
  text-shadow: 0 0 24px rgba(0,245,255,0.6);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.winner-sub {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 28px;
  text-transform: uppercase;
}
.winner-overlay .btn-gamer { font-size: 13px; padding: 12px 32px; }
.winner-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── ONLINE STAGES (dentro del match-panel, panel derecho) ── */
.online-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 24px 8px;
  text-align: center;
}
.online-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--cyan);
  margin: 0;
}
.online-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 280px;
}
.online-actions .btn-gamer {
  width: 100%;
  padding: 14px;
  font-size: 13px;
}
.online-stage input[type="text"] {
  width: 100%;
  max-width: 280px;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 12px 14px;
  font-family: var(--font-code);
  font-size: 18px;
  letter-spacing: 3px;
  text-align: center;
  text-transform: uppercase;
  outline: none;
}
.online-stage input[type="text"]:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 8px rgba(0,245,255,0.2);
}
.online-row {
  display: flex;
  gap: 8px;
  align-items: center;
  width: 100%;
  max-width: 320px;
}
.online-row input[type="text"] {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  letter-spacing: 1px;
  text-align: left;
  text-transform: none;
}
.online-code-display {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg);
  border: 1px solid var(--green);
  box-shadow: 0 0 16px rgba(0,255,136,0.2);
}
.online-code-display #online-code {
  font-family: var(--font-pixel);
  font-size: 24px;
  letter-spacing: 4px;
  color: var(--green);
  text-shadow: 0 0 12px rgba(0,255,136,0.6);
}
.online-status {
  font-family: var(--font-code);
  font-size: 12px;
  color: var(--yellow);
  margin: 0;
  letter-spacing: 1px;
  animation: blink 1.4s step-end infinite;
}
.online-msg {
  min-height: 16px;
  font-family: var(--font-code);
  font-size: 12px;
  color: var(--red);
}
.online-info {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-family: var(--font-hud);
  font-size: 11px;
  letter-spacing: 1.5px;
}
.online-info strong { color: var(--cyan); }

.setup-panel {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.setup-title {
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--yellow);
  letter-spacing: 1px;
}
.setup-pieces { display: flex; flex-wrap: wrap; gap: 6px; }
.setup-actions { display: flex; gap: 8px; }

/* ── ACTION ROW ── */
.action-row { display: flex; gap: 8px; }
.action-row .btn-save { flex: 1; }

.btn-try {
  background: rgba(255,230,0,0.1);
  color: var(--yellow);
  border-color: var(--yellow);
  padding: 10px 16px;
  font-size: 10px;
  box-shadow: 0 0 10px rgba(255,230,0,0.1);
  white-space: nowrap;
}
.btn-try:hover {
  background: rgba(255,230,0,0.2);
  box-shadow: 0 0 20px rgba(255,230,0,0.3);
}

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  main { grid-template-columns: 1fr; padding: 16px; }
  .board-wrapper { max-width: 480px; }
}