:root {
  color-scheme: dark;
  --bg: #041420;
  --abyss: #020b12;
  --panel: rgba(7, 34, 49, 0.88);
  --panel-2: #0b3247;
  --text: #eef8f4;
  --muted: #8fb9c9;
  --line: #1d4f63;
  --red: #ff5a4e;
  --coral: #ff8267;
  --gold: #ffc94d;
  --sea: #2ee6c8;
  --violet: #9d7bff;
  --ink: #03121c;
  --board-top: #0a5c8c;
  --board-bottom: #05314f;
  --glow-sea: rgba(46, 230, 200, 0.45);
  --glow-gold: rgba(255, 201, 77, 0.5);
  --glow-red: rgba(255, 90, 78, 0.5);
}

/* Clawcade: shared game-shell and touch-first arcade surfaces. */
.hidden { display: none !important; }
.sr-only { position:absolute!important; width:1px!important; height:1px!important; padding:0!important; margin:-1px!important; overflow:hidden!important; clip:rect(0,0,0,0)!important; white-space:nowrap!important; border:0!important; }
.appbar { display:flex; align-items:center; gap:.8rem; padding:.5rem 0 1.25rem; }
.appbar .brand { flex:1; }
.appbar h1 { margin:.1rem 0; font-size:1.45rem; line-height:1; }
.eyebrow { margin:0; color:var(--sea); font-size:.68rem; font-weight:700; letter-spacing:.15em; text-transform:uppercase; }
.nav-button { width:2.6rem; height:2.6rem; flex:none; border:1px solid var(--line); border-radius:14px; color:var(--text); background:var(--panel); font-size:1.3rem; }
.nav-button:active,.game-card:active,.primary-action:active { transform:scale(.97); }
.hero-card { position:relative; display:flex; min-height:11.5rem; overflow:hidden; align-items:center; padding:1.3rem; border:1px solid rgba(46,230,200,.35); border-radius:24px; background:radial-gradient(circle at 88% 42%,rgba(46,230,200,.25),transparent 34%),linear-gradient(135deg,#13526a,#082536 75%); box-shadow:0 14px 38px rgba(0,0,0,.2); }
.hero-card>div:first-child { position:relative; z-index:1; max-width:67%; }
.hero-card h2 { margin:.7rem 0 .35rem; font-size:1.75rem; line-height:1.05; }
.hero-card p { max-width:15rem; margin:0; color:#c0dce2; font-size:.92rem; }
.live-pill { display:inline-flex; align-items:center; gap:.45rem; border-radius:99px; padding:.35rem .65rem; background:rgba(0,0,0,.27); color:var(--sea); font-size:.7rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; }
.live-pill i { width:.4rem; height:.4rem; border-radius:50%; background:var(--sea); box-shadow:0 0 10px var(--sea); }
.hero-orb { position:absolute; right:1rem; top:1rem; font-size:6.6rem; filter:drop-shadow(0 12px 14px rgba(0,0,0,.35)); transform:rotate(-12deg); }
.section-heading { display:flex; align-items:end; justify-content:space-between; padding:1.5rem .1rem .75rem; }
.section-heading h2 { margin:.1rem 0 0; font-size:1.35rem; }
.record-count { color:var(--muted); font-size:.8rem; }
.game-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:.7rem; }
.game-card { --accent:var(--sea); display:flex; flex-direction:column; text-align:left; min-height:12.9rem; padding:.85rem; border:1px solid color-mix(in srgb,var(--accent) 35%,#234355); border-radius:20px; background:radial-gradient(circle at 100% 0,color-mix(in srgb,var(--accent) 15%,transparent),transparent 70%),rgba(7,34,49,.91); color:var(--text); box-shadow:0 9px 18px rgba(0,0,0,.12); transition:transform .15s,border-color .15s; }
.game-card:first-child { grid-column:span 2; min-height:11rem; }
.game-card.coral { --accent:var(--coral); }.game-card.violet { --accent:var(--violet); }.game-card.gold { --accent:var(--gold); }.game-card.sea { --accent:var(--sea); }.game-card.blue { --accent:#66baff; }
.game-card:hover,.game-card:focus-visible { border-color:var(--accent); transform:translateY(-2px); }
.game-card-top,.game-card-bottom { width:100%; display:flex; align-items:center; justify-content:space-between; }
.game-icon { font-size:2.4rem; }.game-number { color:var(--muted); font-size:.68rem; letter-spacing:.1em; }
.game-tag { color:var(--accent); font-size:.62rem; font-weight:700; letter-spacing:.14em; margin:.7rem 0 .15rem; }
.game-card strong { font-size:1.2rem; line-height:1.1; }.game-desc { color:#a9c4cd; font-size:.78rem; line-height:1.3; margin:.28rem 0 .7rem; }
.game-card-bottom { margin-top:auto; color:var(--muted); font-size:.7rem; }.play-arrow { display:grid; place-items:center; width:1.6rem; height:1.6rem; border-radius:50%; background:var(--accent); color:var(--ink); font-size:1rem; }
.tip-card { display:flex; gap:.8rem; align-items:center; padding:1rem; margin:1rem 0; border:1px solid var(--line); border-radius:16px; background:rgba(7,34,49,.6); }
.tip-card>span { font-size:1.6rem; }.tip-card p { margin:.15rem 0 0; color:var(--muted); font-size:.75rem; }
.game-intro { text-align:center; padding:.8rem .5rem 1.15rem; }.intro-icon { display:block; font-size:3.2rem; margin-bottom:.35rem; }.game-intro h2 { margin:.25rem 0; font-size:1.9rem; }.game-intro>p:last-child { max-width:25rem; margin:.4rem auto 0; color:var(--muted); font-size:.9rem; line-height:1.4; }
.scorebar { display:flex; justify-content:space-around; gap:.5rem; padding:.8rem .5rem; border:1px solid var(--line); border-radius:15px; background:var(--panel); font-size:.68rem; color:var(--muted); letter-spacing:.08em; }.scorebar strong { display:block; color:var(--text); font-size:1rem; letter-spacing:0; margin-top:.1rem; }
.game-status { min-height:2.2rem; text-align:center; color:#cce7e6; line-height:1.35; margin:1rem 0; }
.primary-action,.secondary-action { display:block; width:100%; border:0; border-radius:14px; padding:.85rem 1rem; background:linear-gradient(135deg,var(--sea),#62b8ff); color:var(--ink); font-weight:700; cursor:pointer; }.secondary-action { background:var(--panel-2); color:var(--text); border:1px solid var(--line); }
.text-button { border:0; padding:.5rem; background:transparent; color:var(--sea); font-weight:700; cursor:pointer; }.game-footer { text-align:center; padding:1.2rem 0; }
.result-card { text-align:center; padding:1.2rem; border:1px solid var(--sea); border-radius:20px; background:linear-gradient(145deg,#0c4652,#082536); animation:result-pop .25s ease-out; }.result-card>span { color:var(--sea); font-size:.68rem; font-weight:700; letter-spacing:.1em; }.result-card h3 { margin:.35rem 0; font-size:1.5rem; }.result-card p { margin:.2rem 0 1rem; color:var(--muted); }
.sequence-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:.75rem; max-width:19rem; margin:1rem auto; }.sequence-pad { height:7.2rem; border:2px solid transparent; border-radius:24px; background:#164b61; font-size:3.3rem; filter:saturate(.65); transition:transform .1s,filter .1s,background .1s; }.sequence-pad.lit { filter:saturate(1.4) brightness(1.7); transform:scale(1.06); box-shadow:0 0 24px var(--sea); }.pad-1{background:#514178}.pad-2{background:#77522e}.pad-3{background:#743d4b}
.current-banner { max-width:19rem; margin:.8rem auto -.35rem; padding:.6rem 1rem; border:1px solid var(--violet); border-radius:99px; background:rgba(157,123,255,.12); color:#cbbdff; text-align:center; font-weight:700; letter-spacing:.12em; }.current-banner.reverse { border-color:var(--coral); background:rgba(255,130,103,.12); color:#ffc0b2; }
.depth-card { display:grid; gap:.15rem; margin:.75rem 0; padding:.8rem 1rem; border:1px solid var(--line); border-radius:15px; background:var(--panel); }.depth-card span { color:var(--gold); font-size:.7rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase; }.depth-card small { color:var(--muted); }
.sweep-grid { display:grid; grid-template-columns:repeat(var(--grid-size,5),1fr); gap:.28rem; margin:1rem auto; max-width:23rem; }.sweep-tile { aspect-ratio:1; min-height:0; border:1px solid #367184; border-radius:10px; padding:0; background:linear-gradient(145deg,#1c667b,#0c384c); color:var(--text); font-size:clamp(.78rem,4vw,1.35rem); font-weight:700; box-shadow:0 3px 0 #082837; }.sweep-tile.revealed { background:#092e3c; border-color:#174556; box-shadow:none; color:var(--gold); }.sweep-tile.mine { background:#803e43; }.sweep-tile.sonar:not(.revealed) { border-color:var(--violet); box-shadow:0 0 0 2px rgba(157,123,255,.22); color:#d9d0ff; }
.game-actions,.decision-actions { display:grid; grid-template-columns:1fr 1fr; gap:.6rem; }.game-actions .secondary-action,.decision-actions .secondary-action,.decision-actions .primary-action { margin:0; }
.decision-card { padding:1rem; border:1px solid var(--gold); border-radius:18px; background:linear-gradient(145deg,#46371a,#172735); }.decision-card>span { color:var(--gold); font-size:.66rem; font-weight:700; letter-spacing:.12em; }.decision-card h3 { margin:.3rem 0; }.decision-card p { margin:.25rem 0 1rem; color:#c8d9dd; font-size:.85rem; line-height:1.4; }
.match-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:.5rem; max-width:23rem; margin:1rem auto; }.match-card { aspect-ratio:1; border:1px solid #2d7180; border-radius:13px; background:linear-gradient(145deg,#1c6978,#0e354c); color:var(--sea); font-size:2rem; box-shadow:0 4px 0 #092838; }.match-card.flipped { background:#133544; box-shadow:none; }
.reaction-zone { width:100%; min-height:17rem; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:.4rem; margin:1rem 0; border:2px solid #35748a; border-radius:24px; background:linear-gradient(145deg,#174c65,#0b2c41); color:var(--text); touch-action:manipulation; }.reaction-zone span { font-size:4rem; }.reaction-zone strong { font-size:1.8rem; }.reaction-zone small { color:#c1d9dc; }.reaction-zone.waiting { background:#705432; border-color:#e2ad49; }.reaction-zone.go { background:#087a63; border-color:#69ffd2; box-shadow:0 0 30px rgba(46,230,200,.5); }.reaction-zone.early { background:#743944; border-color:#ff7d86; }
.rule-board { display:grid; gap:.4rem; margin:.8rem 0; }.rule-board>div { display:flex; justify-content:space-between; gap:1rem; padding:.55rem .75rem; border:1px solid var(--line); border-radius:12px; background:var(--panel); }.rule-board span { color:#bfd6dc; font-size:.78rem; }.rule-board strong { color:var(--sea); font-size:.78rem; letter-spacing:.08em; }
.tell-zone { width:100%; min-height:15rem; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:.35rem; margin:1rem 0; border:2px solid #35748a; border-radius:24px; background:linear-gradient(145deg,#174c65,#0b2c41); color:var(--text); touch-action:none; user-select:none; }.tell-zone span { font-size:4.5rem; }.tell-zone strong { font-size:1.5rem; letter-spacing:.08em; }.tell-zone small { color:#c1d9dc; }.tell-zone.action-tap { border-color:var(--sea); }.tell-zone.action-hold { border-color:var(--violet); }.tell-zone.action-wait { border-color:var(--gold); }.tell-zone.correct { background:#087a63; border-color:#69ffd2; }.tell-zone.wrong { background:#743944; border-color:#ff7d86; }
.room-strip { display:flex; align-items:center; gap:.5rem; color:var(--muted); font-size:.72rem; letter-spacing:.08em; padding:.5rem 0; }.room-strip strong { flex:1; color:var(--sea); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }.claw-board { display:grid; grid-template-columns:repeat(7,1fr); gap:.2rem; padding:.45rem; margin:1rem auto .35rem; border:2px solid #328daf; border-radius:14px; background:#0c557c; }.claw-cell { display:grid; place-items:center; aspect-ratio:1; border-radius:50%; background:#052b43; color:#47758a; font-size:clamp(.8rem,4vw,1.5rem); }.claw-cell.red { background:#9c433d; }.claw-cell.gold { background:#8e762c; }.claw-cell.winner { outline:3px solid var(--sea); box-shadow:0 0 16px var(--glow-sea); transform:scale(1.08); }.claw-columns { display:grid; grid-template-columns:repeat(7,1fr); gap:.2rem; margin-bottom:.6rem; }.claw-columns button { border:0; border-radius:9px; padding:.55rem 0; background:var(--sea); color:var(--ink); font-weight:700; }.claw-columns button:disabled { opacity:.35; }.join-row { display:flex; gap:.5rem; margin:.45rem 0; }.join-row input { min-width:0; flex:1; border:1px solid var(--line); border-radius:12px; padding:.8rem; background:#082c3d; color:var(--text); }.join-row .primary-action { width:auto; }#joinPanel label { font-size:.78rem; color:var(--muted); }
.toast { position:fixed; left:50%; bottom:1.5rem; transform:translate(-50%,1rem); opacity:0; pointer-events:none; z-index:10; padding:.65rem 1rem; border-radius:12px; background:#f1f8f6; color:#092331; box-shadow:0 10px 24px #0008; transition:opacity .2s,transform .2s; }.toast.visible { opacity:1; transform:translate(-50%,0); }
@keyframes result-pop { from {opacity:0;transform:scale(.94)} to {opacity:1;transform:scale(1)} }
@media (prefers-reduced-motion:reduce){.game-card,.sequence-pad,.toast{transition:none!important}.result-card{animation:none}}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(60rem 24rem at 50% -8rem, rgba(46, 230, 200, 0.16), transparent 70%),
    linear-gradient(160deg, rgba(157, 123, 255, 0.07), transparent 26rem),
    linear-gradient(180deg, #073048 0%, var(--bg) 38%, var(--abyss) 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: Fredoka, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}

/* rising bubble field */
body::after {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    radial-gradient(circle at 12% 88%, rgba(255, 255, 255, 0.09) 0 3px, transparent 4px),
    radial-gradient(circle at 34% 62%, rgba(46, 230, 200, 0.12) 0 2px, transparent 3px),
    radial-gradient(circle at 58% 80%, rgba(255, 255, 255, 0.07) 0 4px, transparent 5px),
    radial-gradient(circle at 79% 55%, rgba(46, 230, 200, 0.1) 0 2px, transparent 3px),
    radial-gradient(circle at 91% 74%, rgba(255, 255, 255, 0.08) 0 3px, transparent 4px);
  background-size: 100% 640px;
  background-repeat: repeat;
  animation: bubble-field 22s linear infinite;
}

.shell {
  position: relative;
  z-index: 1;
  width: min(100%, 34rem);
  margin: 0 auto;
  padding: 1rem;
  padding-top: max(1rem, var(--tg-content-safe-area-inset-top, env(safe-area-inset-top)));
  padding-right: max(1rem, var(--tg-content-safe-area-inset-right, env(safe-area-inset-right)));
  padding-bottom: max(1.5rem, var(--tg-content-safe-area-inset-bottom, env(safe-area-inset-bottom)));
  padding-left: max(1rem, var(--tg-content-safe-area-inset-left, env(safe-area-inset-left)));
}

button,
input {
  font: inherit;
}

.topbar,
.status-strip,
.momentum-panel,
.join-row,
.players {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.topbar {
  justify-content: space-between;
  padding: 0.25rem 0 0.75rem;
}

.eyebrow,
.label {
  margin: 0;
  color: var(--sea);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-shadow: 0 0 0.8rem var(--glow-sea);
}

h1 {
  margin: 0.1rem 0 0;
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(92deg, var(--coral) 8%, var(--gold) 48%, var(--sea) 92%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 0.9rem rgba(255, 130, 103, 0.35));
}

.tagline {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.icon-button,
button {
  min-height: 2.75rem;
  border: 1px solid rgba(46, 230, 200, 0.4);
  border-radius: 12px;
  background: linear-gradient(180deg, #35f0d2, #17bda0);
  color: #04211b;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 0 0.9rem rgba(46, 230, 200, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  transition: transform 140ms ease, border-color 140ms ease, filter 140ms ease, box-shadow 140ms ease;
}

button:active {
  transform: translateY(1px) scale(0.98);
}

button:disabled {
  cursor: not-allowed;
  filter: grayscale(0.4) brightness(0.65);
  box-shadow: none;
}

.icon-button {
  flex: 0 0 auto;
  width: 2.75rem;
  border-color: var(--line);
  border-radius: 999px;
  background: radial-gradient(circle at 34% 30%, #12455e, var(--panel-2) 70%);
  color: var(--sea);
  font-size: 1.3rem;
  box-shadow: inset 0 0 0 2px rgba(46, 230, 200, 0.18), 0 0 0.8rem rgba(0, 0, 0, 0.3);
}

.join-panel,
.status-strip,
.momentum-panel,
.players,
.message,
.activity {
  border: 1px solid rgba(46, 230, 200, 0.2);
  border-radius: 14px;
  background: var(--panel);
  padding: 0.75rem;
  box-shadow: 0 0.85rem 2.2rem rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(6px);
}

.join-panel label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--muted);
  font-weight: 600;
}

.join-row input {
  min-width: 0;
  flex: 1;
  min-height: 2.75rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #06121b;
  color: var(--text);
  padding: 0 0.75rem;
}

.join-row input:focus {
  outline: none;
  border-color: var(--sea);
  box-shadow: 0 0 0.7rem rgba(46, 230, 200, 0.3);
}

.join-row button {
  width: 6rem;
}

.status-strip {
  justify-content: space-between;
  margin: 0.75rem 0;
}

.status-strip > div,
.momentum-panel > div {
  min-width: 0;
}

.status-strip strong,
.momentum-panel strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.momentum-panel {
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.momentum-panel strong:first-letter {
  text-transform: uppercase;
}

.arena {
  position: relative;
}

.column-controls {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.38rem;
  margin-bottom: 0.38rem;
}

.column-button {
  min-width: 0;
  min-height: 2.25rem;
  padding: 0;
  border-color: rgba(46, 230, 200, 0.2);
  border-radius: 10px;
  background: linear-gradient(180deg, #0c2f42, #081f2e);
  color: var(--muted);
  box-shadow: none;
}

.column-button.hot {
  border-color: var(--sea);
  background: linear-gradient(180deg, #0f4a55, #0a2f3c);
  color: var(--text);
  box-shadow: 0 0 0.7rem rgba(46, 230, 200, 0.28);
}

.column-button.winning {
  border-color: var(--gold);
  background: linear-gradient(180deg, #6b511a, #40300d);
  color: #ffe9b0;
  box-shadow: 0 0 1rem var(--glow-gold);
  animation: column-pulse 900ms ease-in-out infinite;
}

.column-button.blocker {
  border-color: var(--red);
  background: linear-gradient(180deg, #5c1f1a, #38120e);
  color: #ffc9c2;
  box-shadow: 0 0 0.9rem var(--glow-red);
}

.board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.38rem;
  aspect-ratio: 7 / 6;
  padding: 0.5rem;
  border: 2px solid rgba(46, 230, 200, 0.28);
  border-radius: 16px;
  background:
    radial-gradient(48rem 10rem at 50% -4rem, rgba(255, 255, 255, 0.14), transparent 70%),
    repeating-linear-gradient(115deg, rgba(255, 255, 255, 0.03) 0 2px, transparent 2px 14px),
    linear-gradient(180deg, var(--board-top), var(--board-bottom));
  box-shadow:
    inset 0 -0.5rem 0 rgba(0, 0, 0, 0.25),
    0 0 1.6rem rgba(46, 230, 200, 0.14),
    0 1rem 2.5rem rgba(0, 0, 0, 0.35);
}

.cell {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 1;
  padding: 0;
  min-height: 0;
  border: 1px solid rgba(46, 230, 200, 0.1);
  border-radius: 999px;
  background: radial-gradient(circle at 38% 32%, #0a2436, var(--ink) 74%);
  box-shadow: inset 0 0.22rem 0.3rem rgba(0, 0, 0, 0.45);
  transition: outline-color 140ms ease, transform 140ms ease, box-shadow 140ms ease;
}

.cell::after {
  content: "";
  font-size: clamp(0.85rem, 4.6vw, 1.45rem);
  line-height: 1;
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.45));
}

.cell.red {
  border-color: rgba(255, 130, 103, 0.5);
  background: radial-gradient(circle at 34% 28%, #ff9a82, #e64533 58%, #9c2318);
  box-shadow: inset 0 0.18rem 0 rgba(255, 255, 255, 0.22), inset 0 -0.25rem 0 rgba(0, 0, 0, 0.25), 0 0 0.7rem rgba(255, 90, 78, 0.3);
}

.cell.red::after {
  content: "🦞";
}

.cell.gold {
  border-color: rgba(255, 220, 130, 0.55);
  background: radial-gradient(circle at 34% 28%, #ffe49a, #f2b93e 58%, #a97612);
  box-shadow: inset 0 0.18rem 0 rgba(255, 255, 255, 0.3), inset 0 -0.25rem 0 rgba(0, 0, 0, 0.22), 0 0 0.7rem rgba(255, 201, 77, 0.3);
}

.cell.gold::after {
  content: "🐚";
}

.cell.fresh {
  animation: drop-in 380ms cubic-bezier(0.2, 0.9, 0.28, 1.2);
}

.cell.pop {
  animation: pop 900ms ease-in-out infinite;
}

.cell.playable:hover {
  outline: 3px solid rgba(46, 230, 200, 0.5);
  transform: translateY(-1px);
  box-shadow: inset 0 0.22rem 0.3rem rgba(0, 0, 0, 0.45), 0 0 0.8rem rgba(46, 230, 200, 0.25);
}

.board.my-turn {
  outline: 2px solid color-mix(in srgb, var(--sea) 72%, transparent);
  outline-offset: 0.25rem;
  box-shadow:
    inset 0 -0.5rem 0 rgba(0, 0, 0, 0.25),
    0 0 2.4rem rgba(46, 230, 200, 0.3),
    0 1rem 2.5rem rgba(0, 0, 0, 0.35);
}

.board.finished {
  outline: 2px solid color-mix(in srgb, var(--gold) 72%, transparent);
  outline-offset: 0.25rem;
  box-shadow:
    inset 0 -0.5rem 0 rgba(0, 0, 0, 0.25),
    0 0 2.4rem rgba(255, 201, 77, 0.32),
    0 1rem 2.5rem rgba(0, 0, 0, 0.35);
}

.board.rumble {
  animation: board-rumble 420ms ease-in-out;
}

.board.rumble .cell {
  animation: nervous 420ms ease-in-out;
}

.board.rumble .cell:nth-child(2n) {
  animation-delay: 40ms;
}

.board.rumble .cell:nth-child(3n) {
  animation-delay: 80ms;
}

.players {
  justify-content: space-between;
  margin-top: 0.75rem;
}

.player {
  display: inline-flex;
  gap: 0.4rem;
  align-items: center;
  min-width: 0;
  max-width: calc(50% - 0.4rem);
  color: var(--muted);
}

.player.active {
  color: var(--text);
}

.player.active .chip {
  box-shadow: 0 0 0.7rem currentColor;
}

.player strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chip {
  width: 1rem;
  height: 1rem;
  border-radius: 999px;
  background: var(--line);
}

.chip.red {
  background: radial-gradient(circle at 34% 28%, #ff9a82, #e64533 70%);
  box-shadow: 0 0 0.5rem rgba(255, 90, 78, 0.5);
}

.chip.gold {
  background: radial-gradient(circle at 34% 28%, #ffe49a, #f2b93e 70%);
  box-shadow: 0 0 0.5rem rgba(255, 201, 77, 0.5);
}

.message {
  margin: 0.75rem 0 0;
  color: var(--muted);
}

.message.urgent {
  border-color: var(--sea);
  color: var(--text);
  box-shadow: 0 0 1rem rgba(46, 230, 200, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.activity {
  margin-top: 0.75rem;
}

.activity-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: center;
}

.activity ol {
  display: grid;
  gap: 0.35rem;
  margin: 0.55rem 0 0;
  padding-left: 1.25rem;
  color: var(--muted);
}

.activity li:first-child {
  color: var(--text);
}

.celebration {
  pointer-events: none;
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.surprise {
  pointer-events: none;
  position: absolute;
  left: 0.75rem;
  right: 0.75rem;
  top: 48%;
  z-index: 2;
  min-height: 2.8rem;
  display: grid;
  place-items: center;
  padding: 0.65rem 0.8rem;
  border: 1px solid rgba(46, 230, 200, 0.4);
  border-radius: 14px;
  background: rgba(4, 18, 28, 0.92);
  color: var(--text);
  font-weight: 700;
  text-align: center;
  opacity: 0;
  transform: translateY(-0.6rem) scale(0.96);
  transition: opacity 180ms ease, transform 180ms ease;
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.45), 0 0 1.4rem rgba(46, 230, 200, 0.14);
  backdrop-filter: blur(5px);
}

.surprise.show {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.surprise.trick {
  border-color: color-mix(in srgb, var(--violet) 70%, white);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.45), 0 0 1.4rem rgba(157, 123, 255, 0.3);
}

.surprise.danger {
  border-color: var(--red);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.45), 0 0 1.4rem var(--glow-red);
}

.surprise.payoff {
  border-color: var(--gold);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.45), 0 0 1.4rem var(--glow-gold);
}

/* win celebration: bubbles rising from the sea floor */
.confetti {
  position: absolute;
  top: auto;
  bottom: -1rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 999px;
  background: radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.5), rgba(46, 230, 200, 0.12) 70%);
  border: 1.5px solid rgba(46, 230, 200, 0.7);
  animation: bubble-rise 1500ms ease-out forwards;
}

.confetti:nth-child(3n) {
  width: 0.85rem;
  height: 0.85rem;
  border-color: rgba(255, 201, 77, 0.75);
  background: radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.5), rgba(255, 201, 77, 0.14) 70%);
}

.confetti:nth-child(3n + 1) {
  width: 0.45rem;
  height: 0.45rem;
  border-color: rgba(255, 130, 103, 0.75);
  background: radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.5), rgba(255, 90, 78, 0.14) 70%);
}

.shake {
  animation: shake 180ms ease-in-out;
}

@keyframes drop-in {
  0% {
    opacity: 0.4;
    transform: translateY(-130%) scale(0.74);
  }
  72% {
    transform: translateY(5%) scale(1.04);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes pop {
  0%, 100% {
    transform: scale(1);
    filter: brightness(1);
  }
  50% {
    transform: scale(1.08);
    filter: brightness(1.25);
  }
}

@keyframes column-pulse {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-2px);
  }
}

@keyframes board-rumble {
  0%, 100% {
    transform: translateX(0) rotate(0deg);
  }
  20% {
    transform: translateX(-0.18rem) rotate(-0.4deg);
  }
  45% {
    transform: translateX(0.18rem) rotate(0.4deg);
  }
  70% {
    transform: translateX(-0.1rem) rotate(-0.2deg);
  }
}

@keyframes nervous {
  0%, 100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.25);
  }
}

@keyframes bubble-rise {
  0% {
    opacity: 1;
    transform: translateY(0) scale(0.7);
  }
  100% {
    opacity: 0;
    transform: translateY(-30rem) scale(1.15);
  }
}

@keyframes bubble-field {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: 0 -640px;
  }
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  35% {
    transform: translateX(-0.35rem);
  }
  70% {
    transform: translateX(0.35rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  body::after {
    animation: none;
  }

  .cell.pop,
  .column-button.winning {
    animation: none;
  }
}

@media (max-width: 380px) {
  .shell {
    padding-inline: 0.75rem;
  }

  h1 {
    font-size: 1.9rem;
  }

  .tagline,
  .message,
  .activity {
    font-size: 0.92rem;
  }
}