:root {
  --tiktok-cyan: #25f4ee;
  --tiktok-pink: #fe2c55;
  --gold: #ffb800;
  --go-green: #39ff88;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background:
    radial-gradient(ellipse 60% 40% at 20% 0%, rgba(37,244,238,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 0%, rgba(254,44,85,0.12) 0%, transparent 60%),
    linear-gradient(180deg, #0b0b12 0%, #050507 100%);
  color: #fff;
}

body { position: relative; }

/* ---------- floating letter background ---------- */

.letter-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.letter-bg span {
  position: absolute;
  font-weight: 900;
  color: rgba(255,255,255,0.09);
  animation: letter-float ease-in-out infinite;
  user-select: none;
}

.letter-bg span:nth-child(3n) { color: rgba(37,244,238,0.09); }
.letter-bg span:nth-child(5n) { color: rgba(254,44,85,0.09); }

@keyframes letter-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-26px) rotate(4deg); }
}

.foreground {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.foreground.shake { animation: screen-shake 0.4s ease; }

@keyframes screen-shake {
  0%, 100% { transform: translate(0, 0); }
  20% { transform: translate(-6px, 3px) rotate(-0.3deg); }
  40% { transform: translate(5px, -4px) rotate(0.3deg); }
  60% { transform: translate(-4px, -2px); }
  80% { transform: translate(4px, 3px); }
}

.spark-layer {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

/* ---------- status bar ---------- */

.status {
  position: absolute;
  top: 16px;
  left: 18px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0,0,0,0.4);
  padding: 9px 20px;
  border-radius: 999px;
  font-size: 17px;
  font-weight: 700;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.08);
}

.status .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--tiktok-pink);
  box-shadow: 0 0 8px var(--tiktok-pink);
}

.status.online .dot { background: var(--go-green); box-shadow: 0 0 8px var(--go-green); }
.viewers { opacity: 0.75; font-weight: 600; }

/* ---------- header ---------- */

#gameHeader {
  text-align: center;
  padding: 16px 0 6px;
  position: relative;
  z-index: 1;
}

#gameHeader h1 {
  margin: 0;
  font-size: 64px;
  font-weight: 900;
  letter-spacing: 1px;
  color: #fff;
  text-shadow: -3px 0 var(--tiktok-cyan), 3px 0 var(--tiktok-pink);
  animation: brand-flicker 6s ease-in-out infinite;
}

@keyframes brand-flicker {
  0%, 92%, 100% { text-shadow: -2px 0 var(--tiktok-cyan), 2px 0 var(--tiktok-pink); }
  94% { text-shadow: -4px 0 var(--tiktok-cyan), 4px 0 var(--tiktok-pink); }
  96% { text-shadow: -1px 0 var(--tiktok-cyan), 1px 0 var(--tiktok-pink); }
}

.tagline { margin-top: 8px; font-size: 24px; font-weight: 600; opacity: 0.85; }

/* ---------- ticker ---------- */

.ticker {
  position: relative;
  z-index: 1;
  margin: 16px auto 8px;
  width: min(920px, 96vw);
  background: linear-gradient(90deg, var(--tiktok-cyan), var(--tiktok-pink));
  border-radius: 999px;
  padding: 13px 28px;
  text-align: center;
  box-shadow: 0 4px 18px rgba(254,44,85,0.25);
}

.ticker-text {
  font-size: 24px;
  font-weight: 800;
  color: #0a0a10;
  animation: ticker-in 0.4s ease;
}

@keyframes ticker-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- views ---------- */

.view {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  position: relative;
  z-index: 1;
}

.hidden { display: none !important; }

.view.entering { animation: view-in 0.4s cubic-bezier(.22,1,.36,1); }

@keyframes view-in {
  0% { opacity: 0; transform: translateY(10px) scale(0.98); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* ---------- round timer ---------- */

.round-timer-outer {
  width: min(680px, 92vw);
  height: 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.1);
  overflow: hidden;
  margin-bottom: 30px;
}

.round-timer-inner {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--tiktok-cyan), #7c5cff);
  transition: width 0.4s linear;
}

.round-timer-inner.urgent { background: linear-gradient(90deg, var(--tiktok-pink), var(--gold)); }

/* ---------- word tiles ---------- */

.word-tiles {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  max-width: min(980px, 97vw);
  margin-bottom: 34px;
}

.tile {
  width: 88px;
  height: 104px;
  border-radius: 14px;
  background: rgba(255,255,255,0.05);
  border: 4px solid rgba(255,255,255,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 54px;
  font-weight: 900;
  color: #fff;
  text-transform: uppercase;
}

.tile.filled {
  border-color: var(--tiktok-cyan);
  background: rgba(37,244,238,0.12);
  animation: tile-flip 0.5s cubic-bezier(.22,1,.36,1);
  box-shadow: 0 0 16px -4px rgba(37,244,238,0.7);
}

@keyframes tile-flip {
  0% { transform: rotateX(90deg) scale(0.7); opacity: 0; }
  60% { transform: rotateX(-12deg) scale(1.08); opacity: 1; }
  100% { transform: rotateX(0) scale(1); }
}

/* ---------- progress + how-to cards ---------- */

.progress-card {
  width: min(760px, 96vw);
  text-align: center;
  margin-bottom: 26px;
}

.progress-label {
  font-size: 23px;
  font-weight: 700;
  opacity: 0.85;
  margin-bottom: 9px;
}

.progress-bar-outer {
  height: 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.1);
  overflow: hidden;
}

.progress-bar-inner {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--tiktok-pink), var(--gold));
  transition: width 0.3s ease;
}

.letters-count {
  margin-top: 10px;
  font-size: 21px;
  opacity: 0.6;
  font-weight: 600;
}

.howto-card {
  width: min(820px, 97vw);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 22px;
  padding: 22px 32px;
  margin-bottom: 22px;
}

.howto-title {
  text-align: center;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.5px;
  opacity: 0.6;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.howto-rows { display: flex; flex-direction: column; gap: 11px; }

.howto-row {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 8px 16px;
  border-radius: 12px;
  font-size: 23px;
}

.howto-icon { font-size: 30px; flex: none; width: 38px; text-align: center; }

.howto-row.howto-guess {
  background: linear-gradient(90deg, rgba(37,244,238,0.16), rgba(37,244,238,0.03));
  border: 1px solid rgba(37,244,238,0.4);
  box-shadow: 0 0 14px -4px rgba(37,244,238,0.6);
}

.howto-row.howto-guess .howto-icon { animation: guess-bounce 1.6s ease-in-out infinite; }
.howto-row.howto-guess b { color: var(--tiktok-cyan); }

/* ---------- recent wrong guesses ---------- */

.guesses-card {
  width: min(820px, 97vw);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 22px;
  padding: 18px 28px;
  margin-bottom: 22px;
}

.guesses-title {
  text-align: center;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.5px;
  opacity: 0.6;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.guesses-sub { text-transform: none; font-weight: 500; opacity: 0.8; }

.guesses-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  min-height: 44px;
}

.guess-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(254,44,85,0.1);
  border: 1px solid rgba(254,44,85,0.3);
  border-radius: 999px;
  padding: 8px 20px;
  font-size: 20px;
  opacity: 0;
  animation: guess-chip-in 0.3s ease forwards;
}

.guess-chip .chip-name { opacity: 0.65; }
.guess-chip .chip-word { font-weight: 800; letter-spacing: 0.5px; text-decoration: line-through; text-decoration-color: rgba(254,44,85,0.7); }

@keyframes guess-chip-in {
  from { opacity: 0; transform: translateY(4px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes guess-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

/* ---------- revealed / winner view ---------- */

.winner-card, .no-winner-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.winner-title {
  font-size: 50px;
  font-weight: 900;
  color: var(--gold);
  text-shadow: 0 0 20px rgba(255,184,0,0.6);
}

.winner-avatar {
  width: 168px;
  height: 168px;
  border-radius: 22%;
  object-fit: cover;
  border: 5px solid var(--gold);
  box-shadow: 0 0 30px rgba(255,184,0,0.6);
  animation: winner-reveal 0.6s cubic-bezier(.22,1,.36,1);
}

@keyframes winner-reveal {
  0% { opacity: 0; transform: scale(0.6); }
  60% { opacity: 1; transform: scale(1.1); }
  100% { transform: scale(1); }
}

.winner-name { font-size: 36px; font-weight: 800; }

.no-winner-title { font-size: 44px; font-weight: 900; opacity: 0.9; }
.no-winner-sub { font-size: 24px; opacity: 0.65; }

.revealed-word-label { font-size: 22px; opacity: 0.65; margin-bottom: 10px; }

.revealed-word {
  font-size: 76px;
  font-weight: 900;
  letter-spacing: 6px;
  background: linear-gradient(90deg, var(--tiktok-cyan), var(--tiktok-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 28px;
}

.next-round { font-size: 24px; opacity: 0.75; }

/* ---------- leaderboard (sits above the round timer, in normal flow) ---------- */

.leaderboard {
  position: relative;
  z-index: 1;
  width: min(920px, 96vw);
  margin: 0 auto 18px;
  background: rgba(8,8,14,0.6);
  border-radius: 20px;
  padding: 12px 20px;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,0.5);
}

.leaderboard h2 {
  margin: 0 0 10px;
  font-size: 17px;
  opacity: 0.8;
  text-align: center;
}

.leaderboard ol {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 18px;
}

.leaderboard li {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,184,0,0.25);
  border-radius: 999px;
  padding: 5px 14px 5px 6px;
}

.leaderboard li img,
.leaderboard li .dot-mini {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  flex: none;
}

.leaderboard li .lb-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 140px;
}

.leaderboard li .lb-wins {
  opacity: 0.75;
  font-variant-numeric: tabular-nums;
  color: var(--gold);
  font-weight: 800;
  flex: none;
}

.leaderboard li.rank-up { animation: rank-flash-up 0.8s ease; }
.rank-arrow { font-size: 14px; flex: none; }
.rank-arrow.up { color: var(--go-green); }

@keyframes rank-flash-up {
  0% { background: rgba(57,255,136,0.35); }
  100% { background: transparent; }
}

/* ---------- popups / particles / confetti ---------- */

.popups {
  position: absolute;
  top: 26%;
  left: 0;
  right: 0;
  height: 0;
  pointer-events: none;
  z-index: 15;
}

.event-popup {
  position: absolute;
  left: 50%;
  font-weight: 800;
  font-size: 30px;
  color: var(--gold);
  text-shadow: 0 2px 4px rgba(0,0,0,0.7);
  animation: float-up 1.3s ease-out forwards;
  white-space: nowrap;
}

.event-popup.winner { color: var(--gold); font-size: 52px; }
.event-popup.reveal { color: var(--tiktok-cyan); }
.event-popup.gift { color: var(--gold); }
.event-popup.follow, .event-popup.share { color: var(--go-green); }
.event-popup.like-milestone { color: var(--tiktok-pink); font-size: 34px; }

.event-popup.gift.tier-small { color: #ffa63d; }
.event-popup.gift.tier-medium { color: #ff8a3d; font-size: 36px; }
.event-popup.gift.tier-large { color: var(--tiktok-pink); font-size: 44px; }
.event-popup.gift.tier-mega { color: var(--gold); font-size: 58px; animation: float-up-mega 1.8s ease-out forwards; }

@keyframes float-up {
  0% { transform: translate(-50%, 0) scale(0.85); opacity: 0; }
  15% { opacity: 1; transform: translate(-50%, -10px) scale(1.05); }
  100% { transform: translate(-50%, -90px) scale(1); opacity: 0; }
}

@keyframes float-up-mega {
  0% { transform: translate(-50%, 0) scale(0.5); opacity: 0; }
  20% { opacity: 1; transform: translate(-50%, -14px) scale(1.3); }
  40% { transform: translate(-50%, -20px) scale(1.1); }
  100% { transform: translate(-50%, -110px) scale(1.15); opacity: 0; }
}

.spark-particle {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  animation: spark-fly 0.55s ease-out forwards;
}

@keyframes spark-fly {
  0% { transform: translate(0, 0) scale(1); opacity: 1; }
  100% { transform: translate(var(--fx), var(--fy)) scale(0.2); opacity: 0; }
}

.screen-flash {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 30;
  background: radial-gradient(circle, rgba(255,220,130,0.55), transparent 70%);
  opacity: 0;
}

.screen-flash.active { animation: flash-pulse 0.5s ease; }

@keyframes flash-pulse {
  0% { opacity: 0; }
  15% { opacity: 1; }
  100% { opacity: 0; }
}

.confetti {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 25;
}

.confetti-piece {
  position: absolute;
  top: -20px;
  width: 8px;
  height: 14px;
  opacity: 0.9;
  animation: confetti-fall linear forwards;
}

@keyframes confetti-fall {
  to { transform: translateY(110vh) rotate(540deg); opacity: 0.2; }
}

/* ---------- feed ---------- */

.feed {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 220px;
  padding: 14px 30px 20px;
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,0.65) 40%);
  overflow: hidden;
  font-size: 22px;
  z-index: 10;
}

.feed-line {
  opacity: 0;
  animation: feed-in 0.3s ease forwards;
  text-shadow: 0 1px 2px rgba(0,0,0,0.7);
}

.feed-line.reveal { color: var(--tiktok-cyan); }
.feed-line.gift { color: var(--gold); }
.feed-line.follow, .feed-line.share { color: var(--go-green); }
.feed-line.winner { color: var(--gold); font-weight: 700; }
.feed-line.reveal-word { color: var(--tiktok-pink); }
.feed-line.system { opacity: 0.5; font-style: italic; }

@keyframes feed-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}