:root {
  --bg: #070811;
  --panel: #121527;
  --panel-2: #1b1f38;
  --text: #e6e8f0;
  --muted: #8b93b0;
  --accent: #22d3ee;
  --accent-2: #a855f7;
  --danger: #ef4444;
  --ok: #22c55e;
  --border: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1200px 800px at 50% -10%, #16193080, transparent),
    var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial,
    sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.hidden { display: none !important; }

h1 {
  font-size: 2.6rem;
  letter-spacing: 0.5px;
  margin: 0 0 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tagline { color: var(--muted); margin: 0 0 28px; }

/* ---------- Menu ---------- */
#menu {
  width: min(460px, 92vw);
  text-align: center;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px 28px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.menu-btns { display: flex; flex-direction: column; gap: 12px; }

button {
  font: inherit;
  font-weight: 600;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  cursor: pointer;
  transition: transform 0.08s ease, background 0.15s ease, border 0.15s ease;
}
button:hover { background: #232842; border-color: rgba(255, 255, 255, 0.16); }
button:active { transform: translateY(1px); }

button.primary {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #0a0c16;
  border: none;
}
button.primary:hover { filter: brightness(1.07); }

.join-row { display: flex; gap: 8px; }
.join-row input {
  flex: 1;
  font: inherit;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-align: center;
  color: var(--text);
  background: #0c0f1e;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0 14px;
}

.divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.8rem;
  margin: 8px 0;
}
.divider::before, .divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ---------- Playfield layout ---------- */
.screen { width: 100%; display: flex; flex-direction: column; align-items: center; }

.arena {
  display: flex;
  gap: 22px;
  align-items: flex-start;
  justify-content: center;
  flex-wrap: wrap;
}

.player {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
}
.player.dead { opacity: 0.5; filter: grayscale(0.5); }

.board-wrap { position: relative; }
canvas.board {
  display: block;
  border-radius: 8px;
  background: #0b0d17;
  box-shadow: inset 0 0 0 1px var(--border);
}

.side { display: flex; flex-direction: column; gap: 14px; min-width: 96px; }
.side h3 {
  margin: 0 0 6px;
  font-size: 0.72rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
}
.slot {
  background: #0c0f1e;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px;
}
canvas.mini { display: block; width: 100%; height: auto; }

.stat { margin-bottom: 8px; }
.stat .label {
  font-size: 0.68rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
}
.stat .value { font-size: 1.4rem; font-weight: 700; }

.name-tag {
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}
.badge {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--panel-2);
  color: var(--muted);
}

/* garbage meter */
.garbage-meter {
  width: 10px;
  align-self: stretch;
  border-radius: 6px;
  background: #0c0f1e;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.garbage-meter .fill {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, var(--danger), #7f1d1d);
  transition: height 0.12s ease;
}

.status-bar {
  margin-top: 18px;
  min-height: 26px;
  color: var(--muted);
  text-align: center;
}
.status-bar b { color: var(--text); }

.controls-hint {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}
.controls-hint kbd {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 6px;
  font-family: inherit;
  font-size: 0.78rem;
}

/* Burger hard left, Rematch hard right, nothing in between — the room code
   moved into the pause menu, which is the only place you need to read it. */
.topbar {
  width: 100%;
  max-width: 900px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.topbar .burger { margin-right: auto; }

/* Room code, now shown inside the pause menu. */
.modal-card .room-code {
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--accent);
  font-size: 1.1rem;
}
.modal-card .room-code:empty { display: none; }

/* combo / back-to-back indicator */
.combo-indicator {
  position: absolute;
  left: 8px;
  top: 46px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  pointer-events: none;
}
.combo-indicator .c {
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: 1px;
  background: linear-gradient(90deg, #22d3ee, #a855f7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 10px rgba(34, 211, 238, 0.7));
  animation: comboPulse 0.6s ease-in-out infinite alternate;
}
.combo-indicator .b {
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: 2px;
  background: linear-gradient(90deg, #f59e0b, #ef4444);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 10px rgba(245, 158, 11, 0.75));
}
@keyframes comboPulse {
  from { transform: scale(1); }
  to { transform: scale(1.12); }
}

/* transient clear popup (Quad / Combo / B2B + points) */
.clear-popup {
  position: absolute;
  left: 0;
  right: 0;
  top: 38%;
  text-align: center;
  pointer-events: none;
  opacity: 0;
  padding: 0 6px;
  line-height: 1.05;
}
.clear-popup.show { animation: popup 1.2s ease-out forwards; }
.clear-popup .pl {
  font-weight: 900;
  font-size: 2.1rem;
  letter-spacing: 1px;
  background: linear-gradient(90deg, #22d3ee, #a855f7, #ec4899);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 18px rgba(168, 85, 247, 0.95));
}
.clear-popup .pp {
  font-weight: 800;
  font-size: 1.6rem;
  color: #facc15;
  text-shadow: 0 0 16px rgba(250, 204, 21, 0.85);
}
@keyframes popup {
  0% { opacity: 0; transform: translateY(26px) scale(0.75); }
  15% { opacity: 1; transform: translateY(0) scale(1.28); }
  30% { transform: translateY(0) scale(1.08); }
  70% { opacity: 1; transform: translateY(0) scale(1.08); }
  100% { opacity: 0; transform: translateY(-32px) scale(1.08); }
}

/* ---------- Debug overlay (toggle with F2) ---------- */
#dbg-flash {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  font-weight: 900;
  font-size: 5rem;
  color: #fff;
  text-shadow: 0 0 24px rgba(34, 211, 238, 0.9), 0 0 8px #000;
  pointer-events: none;
  opacity: 0;
  z-index: 9999;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
#dbg-flash.hit { animation: dbgFlash 0.5s ease-out; }
@keyframes dbgFlash {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.6); }
  20% { opacity: 1; transform: translate(-50%, -50%) scale(1.15); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1); }
}
#dbg-panel {
  position: fixed;
  left: 10px;
  top: 10px;
  z-index: 9999;
  background: rgba(7, 8, 17, 0.86);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.5;
  color: #cdd3e6;
  pointer-events: none;
  min-width: 220px;
}
#dbg-panel .hl { color: #22d3ee; font-weight: 700; }
#dbg-panel .warn { color: #f59e0b; }
#dbg-panel .bad { color: #ef4444; }
#dbg-panel hr { border: none; border-top: 1px solid var(--border); margin: 6px 0; }
#dbg-panel .row { display: flex; justify-content: space-between; gap: 12px; }
#dbg-panel .log { white-space: pre; color: #8b93b0; }

/* game over overlay */
.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(7, 8, 17, 0.82);
  border-radius: 8px;
  text-align: center;
}
.overlay .big { font-size: 1.6rem; font-weight: 800; }
.overlay.win .big { color: var(--ok); }
.overlay.lose .big { color: var(--danger); }
.overlay .ov-btn {
  margin-top: 16px;
  pointer-events: auto;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #0a0c16;
  border: none;
  font-weight: 700;
}
.overlay .ov-btn:hover { filter: brightness(1.08); }
/* Secondary actions (Menu, Sign in to save) sit under the primary one and
   read as secondary, but stay unmistakably clickable — at game over these are
   the only controls on screen. */
.overlay .ov-btn-extra {
  margin-top: 8px;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  font-weight: 600;
}

/* ---------- online count + latency chips ---------- */
.netline {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 14px;
}
.netline .chip {
  font-size: 0.78rem;
  color: var(--muted);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 11px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.netline .chip.good { color: var(--ok); }
.netline .chip.warn { color: #eab308; }
.netline .chip.bad { color: var(--danger); }
.netline .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 6px var(--ok);
}

/* ---------- in-match chat ---------- */
.chat {
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: 300px;
  max-width: calc(100vw - 32px);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  z-index: 50;
  overflow: hidden;
  font-size: 0.85rem;
}
.chat-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  cursor: pointer;
  user-select: none;
  background: var(--panel-2);
  border-bottom: 1px solid var(--border);
}
.chat-title { font-weight: 600; }
.chat-unread {
  background: var(--accent-2);
  color: #0a0c16;
  font-weight: 700;
  font-size: 0.72rem;
  border-radius: 999px;
  padding: 1px 7px;
}
.chat-toggle {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1rem;
  cursor: pointer;
  padding: 0 2px;
}
.chat.collapsed .chat-body { display: none; }
.chat-body { display: flex; flex-direction: column; }
.chat-log {
  height: 160px;
  overflow-y: auto;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.chat-msg { display: flex; flex-direction: column; max-width: 85%; }
.chat-msg .who { font-size: 0.66rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.chat-msg .txt {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 5px 9px;
  word-break: break-word;
  line-height: 1.35;
}
.chat-msg.mine { align-self: flex-end; align-items: flex-end; }
.chat-msg.mine .txt {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #0a0c16;
  border: none;
}
.chat-msg.theirs { align-self: flex-start; }
.chat-msg.theirs .txt { animation: chatIn 0.18s ease; }
@keyframes chatIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.chat-sys { color: var(--muted); font-size: 0.75rem; text-align: center; font-style: italic; }
.chat-emotes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 12px;
  border-top: 1px solid var(--border);
}
.chat-emotes .emote {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  font: inherit;
  font-size: 0.78rem;
  padding: 3px 10px;
  cursor: pointer;
}
.chat-emotes .emote:hover { border-color: var(--accent); color: var(--accent); }
.chat-input-row { display: flex; gap: 6px; padding: 8px 12px 12px; }
.chat-input-row input {
  flex: 1;
  min-width: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  padding: 7px 10px;
}
.chat-input-row input:focus { outline: none; border-color: var(--accent); }
.chat-input-row button {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  font-weight: 600;
  padding: 7px 12px;
  cursor: pointer;
}
.chat-input-row button:hover { border-color: var(--accent); }
@media (max-width: 640px) {
  .chat { right: 8px; left: 8px; bottom: 8px; width: auto; }
  .chat-log { height: 120px; }
}

/* ---------- name input + leaderboard ---------- */
.name-input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font: inherit;
  padding: 11px 14px;
  text-align: center;
  margin-bottom: 4px;
}
.name-input:focus { outline: none; border-color: var(--accent); }
.leaderboard {
  display: flex;
  gap: 14px;
  margin-top: 18px;
  flex-wrap: wrap;
  justify-content: center;
}
.lb-col {
  flex: 1;
  min-width: 130px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}
.lb-col h4 {
  margin: 0 0 8px;
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}
.lb-col ol { margin: 0; padding: 0; list-style: none; counter-reset: rank; }
.lb-col li {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 3px 0;
  font-size: 0.82rem;
  counter-increment: rank;
}
.lb-col li::before {
  content: counter(rank) ".";
  color: var(--muted);
  width: 1.4em;
  flex: none;
}
.lb-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lb-val { color: var(--accent); font-variant-numeric: tabular-nums; font-weight: 600; }
.lb-empty { color: var(--muted); font-size: 0.8rem; font-style: italic; }

/* ---------- specials (Mario-Kart-style power-ups) ---------- */
.specials { max-width: 520px; margin: 12px auto 0; }
.spec-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 12px;
}
.spec-label {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 700;
}
.spec-meter {
  flex: 1;
  height: 10px;
  background: var(--bg);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.spec-meter-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 0.15s linear;
}
.spec-slots { display: flex; gap: 6px; }
.spec-slot {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  cursor: default;
  display: flex;
  align-items: center;
  justify-content: center;
}
.spec-slot .si { font-size: 1.15rem; opacity: 0.35; }
.spec-slot .sk {
  position: absolute;
  bottom: 1px;
  right: 4px;
  font-size: 0.6rem;
  color: var(--muted);
}
.spec-slot.ready {
  cursor: pointer;
  border-color: var(--accent);
  background: linear-gradient(160deg, var(--panel-2), rgba(34, 211, 238, 0.14));
  animation: specPop 0.2s ease;
}
.spec-slot.ready .si { opacity: 1; }
.spec-slot.ready:hover { border-color: var(--accent-2); }
@keyframes specPop { from { transform: scale(0.8); } to { transform: scale(1); } }
.spec-hint { font-size: 0.68rem; color: var(--muted); }
.spec-hint kbd {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0 4px;
}
.spec-toast {
  text-align: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent);
  height: 20px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.15s, transform 0.15s;
}
.spec-toast.show { opacity: 1; transform: none; }

/* effect overlays applied to a player's own board */
.board-wrap.fx-fog::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 6;
  pointer-events: none;
  background: radial-gradient(120% 80% at 50% 40%, rgba(180, 200, 230, 0.28), rgba(120, 140, 170, 0.55));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: inherit;
}
.board-wrap.fx-glue::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  background: rgba(234, 179, 8, 0.16);
  border-radius: inherit;
}
.board-wrap.fx-flip .board { transform: scaleX(-1); }
.board-wrap.fx-shield {
  box-shadow: 0 0 0 2px var(--accent), 0 0 26px rgba(34, 211, 238, 0.6);
  border-radius: 8px;
}

/* ===================================================================
   Stackzilla shell: mascot, countdown, pause menu, shared modals.
   The .modal / .modal-card pair is the house dialog style — feature
   modules (settings, account, ads) build their dialogs from it so
   everything stays visually consistent.
   =================================================================== */

#mascot {
  display: block;
  margin: 0 auto 4px;
  image-rendering: auto;
  filter: drop-shadow(0 6px 18px rgba(34, 211, 238, 0.25));
  animation: mascot-bob 3.2s ease-in-out infinite;
}
@keyframes mascot-bob {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50%      { transform: translateY(-6px) rotate(1deg); }
}

.menu-footer {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}
.menu-footer button { flex: 1; padding: 10px 12px; font-size: 14px; }
button.ghost {
  background: transparent;
  color: var(--muted);
}
button.ghost:hover { background: var(--panel-2); color: var(--text); }

/* Burger: the single in-game control (pause + menu), pinned left. */
.burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 44px;
  height: 40px;
  padding: 0 12px;
}
.burger span {
  display: block;
  height: 2px;
  width: 100%;
  border-radius: 2px;
  background: var(--text);
  transition: background 0.15s ease;
}
.burger:hover span { background: var(--accent); }

/* ---------------------------------------------------- countdown (3-2-1-GO) */
.arena-wrap { position: relative; }

.countdown {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 30;
  background: rgba(7, 8, 17, 0.45);
  backdrop-filter: blur(2px);
  border-radius: 16px;
}
.countdown span {
  font-size: clamp(64px, 18vw, 160px);
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--text);
  text-shadow: 0 0 30px rgba(34, 211, 238, 0.7), 0 6px 24px rgba(0, 0, 0, 0.6);
}
.countdown span.go {
  background: linear-gradient(90deg, var(--accent), var(--ok));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.countdown span.tick { animation: countdown-pop 0.65s ease-out both; }
@keyframes countdown-pop {
  0%   { transform: scale(2.1); opacity: 0; }
  25%  { transform: scale(1);   opacity: 1; }
  75%  { transform: scale(1);   opacity: 1; }
  100% { transform: scale(0.82); opacity: 0.15; }
}

/* -------------------------------------------------------- shared modals */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(4, 5, 12, 0.72);
  backdrop-filter: blur(4px);
  animation: modal-fade 0.16s ease-out;
}
@keyframes modal-fade { from { opacity: 0; } to { opacity: 1; } }

.modal-card {
  width: min(440px, 100%);
  max-height: 88vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  border-radius: 18px;
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55);
  animation: modal-rise 0.2s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
@keyframes modal-rise {
  from { transform: translateY(14px) scale(0.97); opacity: 0; }
  to   { transform: none; opacity: 1; }
}
.modal-card h2 {
  margin: 0 0 2px;
  font-size: 22px;
  letter-spacing: 1px;
}
.modal-card .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.modal-card label { color: var(--muted); font-size: 14px; }

.pause-budget {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 6px;
}
.pause-budget.low { color: var(--danger); font-weight: 700; }

/* ===================================================================
   Specials in the side column. The panel used to be a wide horizontal
   bar under the arena; it now lives at the bottom of your own player
   column, so the bar becomes a vertical stack and the toast floats over
   the arena instead of wrapping inside a ~96px column.
   =================================================================== */
.side .specials {
  margin: 0;
  max-width: none;
  width: 100%;
}
.side .spec-bar {
  flex-direction: column;
  align-items: stretch;
  gap: 6px;
  padding: 8px;
}
.side .spec-label { text-align: center; }
.side .spec-meter { flex: none; width: 100%; height: 8px; }
.side .spec-slots { justify-content: center; }
.side .spec-slot { width: 34px; height: 34px; }
.side .spec-slot .si { font-size: 1rem; }
.side .spec-hint { text-align: center; font-size: 0.6rem; line-height: 1.3; }

/* Float the toast over the arena — centred, not inside the column. */
.side .spec-toast {
  position: fixed;
  left: 50%;
  top: 84px;
  transform: translateX(-50%) translateY(4px);
  z-index: 40;
  height: auto;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  white-space: nowrap;
  pointer-events: none;
}
.side .spec-toast.show { transform: translateX(-50%); }

/* ---- versus: board column + stats under the board -------------------- */
.board-col { display: flex; flex-direction: column; gap: 10px; }

/* Score/Lines sit under the board in versus (Level is dropped there — it's
   identical for both players and only cost space). */
.under-stats {
  display: flex;
  justify-content: space-around;
  gap: 10px;
}
.under-stats .stat { margin: 0; text-align: center; }
.under-stats .value { font-size: 1.15rem; }

/* The opponent's specials are a read-only mirror: no pointer affordances. */
.spec-mirror .spec-slot { cursor: default; }
.spec-mirror .spec-slot.ready:hover { border-color: var(--accent); }

/* Display-name input flagged by the local or server-side name rules. */
.name-input.invalid {
  border-color: var(--danger);
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.18);
}

/* 3-player free-for-all: three boards share the row. */
.arena.trio { gap: 10px; }
.arena.trio .side { min-width: 78px; }

/* ------------------------------------------------------- puzzle picker */
.puzzle-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 8px;
  margin: 4px 0 12px;
}
.pz-item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "n name" "n goal" "n par" "n best";
  gap: 0 8px;
  text-align: left;
  padding: 8px 10px;
  font-weight: 500;
}
.pz-n {
  grid-area: n;
  align-self: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--muted);
  min-width: 1.4em;
  text-align: center;
}
.pz-name { grid-area: name; font-weight: 700; font-size: 0.9rem; }
/* The goal is what distinguishes one puzzle from the next, so it leads. */
.pz-goal {
  grid-area: goal;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent, #06b6d4);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.pz-par { grid-area: par; font-size: 0.7rem; color: var(--muted); }
.pz-best { grid-area: best; font-size: 0.7rem; color: var(--ok); }
.pz-item.solved { border-color: rgba(34, 197, 94, 0.45); }
.pz-item.solved .pz-n { color: var(--ok); }