:root {
  --bg: #07030c;
  --panel: rgba(25, 10, 36, 0.9);
  --text: #fff7ff;
  --muted: #caaed8;
  --pink: #ff4fa3;
  --violet: #9d4edd;
  --green: #5ff2a8;
  --red: #ff708d;
  --border: rgba(255, 79, 163, 0.28);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at 20% 12%, rgba(157, 78, 221, 0.28), transparent 28rem), radial-gradient(circle at 82% 50%, rgba(255, 79, 163, 0.2), transparent 26rem), var(--bg);
}

button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.topbar {
  min-height: 68px;
  padding: 12px max(18px, calc((100vw - 980px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  background: rgba(7, 3, 12, 0.78);
  backdrop-filter: blur(16px);
}

.brand { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; font-weight: 900; }
.brand img { width: 38px; height: 38px; border-radius: 9px; }
.live-pill { padding: 7px 11px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); font-size: .78rem; font-weight: 850; }
.live-pill i { display: inline-block; width: 7px; height: 7px; margin-right: 5px; border-radius: 50%; background: var(--pink); box-shadow: 0 0 12px var(--pink); }

.duel-shell { width: min(920px, calc(100% - 28px)); margin: 0 auto; padding: 48px 0 90px; }
.panel, .round-panel, .reveal-box, .finish-box { border: 1px solid var(--border); border-radius: 22px; background: linear-gradient(145deg, rgba(255,79,163,.08), transparent 40%), var(--panel); box-shadow: 0 34px 90px rgba(0,0,0,.48); }
.setup-panel, .lobby-panel { width: min(620px, 100%); margin: 5vh auto 0; padding: clamp(24px, 5vw, 42px); text-align: center; }
.eyebrow { margin: 0 0 8px; color: var(--pink); font-size: .74rem; font-weight: 950; letter-spacing: .13em; text-transform: uppercase; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 12px; font-size: clamp(2rem, 7vw, 3.8rem); line-height: .98; }
.setup-panel > p:not(.eyebrow), .lobby-panel > p { color: var(--muted); line-height: 1.55; }
label { display: block; margin: 24px 0 7px; text-align: left; color: var(--muted); font-size: .82rem; font-weight: 850; }
input { width: 100%; min-height: 50px; padding: 0 14px; color: var(--text); border: 1px solid rgba(255,122,200,.35); border-radius: 10px; outline: none; background: rgba(255,255,255,.06); }
input:focus { border-color: var(--pink); box-shadow: 0 0 0 3px rgba(255,79,163,.12); }
.primary-button, .snippet-actions button, .invite-row button { min-height: 50px; padding: 0 18px; color: white; border: 0; border-radius: 11px; cursor: pointer; background: linear-gradient(135deg, var(--pink), var(--violet)); font-weight: 900; }
.setup-panel .primary-button, .lobby-panel > .primary-button { width: 100%; margin-top: 12px; }
.back-link { display: inline-block; margin-top: 20px; color: var(--muted); font-weight: 750; }
.form-error { min-height: 22px; margin: 10px 0 0; color: var(--red) !important; }
code { color: #ffd5ed; }

.game-picker {
  margin: 24px 0 4px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  border: 0;
}

.game-picker legend {
  grid-column: 1 / -1;
  width: 100%;
  margin-bottom: 7px;
  color: var(--muted);
  text-align: left;
  font-size: .82rem;
  font-weight: 850;
}

.game-choice {
  min-height: 84px;
  padding: 11px;
  display: grid;
  grid-template-columns: 30px 1fr;
  grid-template-rows: auto auto;
  gap: 2px 8px;
  color: var(--text);
  text-align: left;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 12px;
  cursor: pointer;
  background: rgba(255,255,255,.04);
  transition: transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
}

.game-choice > span { grid-row: 1 / 3; align-self: center; font-size: 1.35rem; }
.game-choice strong, .game-choice small { display: block; }
.game-choice small { color: var(--muted); }
.game-choice:hover { transform: translateY(-2px); border-color: rgba(255,122,200,.46); }
.game-choice.is-selected { border-color: var(--pink); background: linear-gradient(145deg, rgba(255,79,163,.18), rgba(157,78,221,.12)); box-shadow: 0 0 24px rgba(255,79,163,.12); }
.invite-game, .lobby-game { color: var(--muted) !important; }
.invite-game strong, .lobby-game strong { color: var(--text); }

.invite-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin: 18px 0 26px; }
.invite-row input { font-size: .78rem; }
.versus-card { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 14px; }
.versus-card > b { color: var(--pink); font-size: 1.2rem; }
.player-slot { position: relative; min-width: 0; padding: 17px 10px; border: 1px solid rgba(255,255,255,.1); border-radius: 14px; background: rgba(255,255,255,.04); transition: border-color .25s ease, background .25s ease, box-shadow .25s ease, transform .25s ease; }
.player-slot span, .player-slot small { display: block; color: var(--muted); font-size: .72rem; }
.player-slot strong { display: block; margin: 5px 0; overflow: hidden; text-overflow: ellipsis; }
.player-slot.is-ready {
  border-color: rgba(95,242,168,.82);
  background: linear-gradient(145deg, rgba(95,242,168,.18), rgba(157,78,221,.12));
  box-shadow: 0 0 0 1px rgba(95,242,168,.15), 0 0 30px rgba(95,242,168,.24), inset 0 0 22px rgba(95,242,168,.06);
  animation: ready-pop .48s cubic-bezier(.2,1.55,.45,1), ready-glow 2s ease-in-out .48s infinite;
}

.player-slot.is-ready strong {
  color: #fff;
  text-shadow: 0 0 12px rgba(95,242,168,.72);
  animation: ready-name .48s cubic-bezier(.2,1.55,.45,1);
}

.player-slot.is-ready small {
  color: var(--green);
  font-weight: 950;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.player-slot.is-ready::after {
  content: "READY ✓";
  position: absolute;
  top: -10px;
  right: 8px;
  padding: 4px 7px;
  color: #062617;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 5px 18px rgba(95,242,168,.36);
  font-size: .58rem;
  font-weight: 1000;
  letter-spacing: .06em;
  animation: ready-badge .55s cubic-bezier(.2,1.6,.4,1);
}

@keyframes ready-pop {
  0% { transform: scale(.92); opacity: .68; }
  65% { transform: scale(1.055); }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes ready-name {
  0% { transform: translateY(6px); opacity: .4; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes ready-badge {
  0% { transform: translateY(8px) scale(.55) rotate(-8deg); opacity: 0; }
  70% { transform: translateY(-2px) scale(1.08) rotate(2deg); }
  100% { transform: translateY(0) scale(1) rotate(0); opacity: 1; }
}

@keyframes ready-glow {
  0%, 100% { box-shadow: 0 0 0 1px rgba(95,242,168,.12), 0 0 22px rgba(95,242,168,.18), inset 0 0 18px rgba(95,242,168,.05); }
  50% { box-shadow: 0 0 0 1px rgba(95,242,168,.22), 0 0 38px rgba(95,242,168,.34), inset 0 0 26px rgba(95,242,168,.09); }
}

@media (prefers-reduced-motion: reduce) {
  .player-slot.is-ready,
  .player-slot.is-ready strong,
  .player-slot.is-ready::after { animation: none; }
}
.lobby-status { min-height: 24px; margin: 14px 0 0 !important; }

.match-header { margin-bottom: 14px; display: grid; grid-template-columns: 1fr auto 1fr; gap: 10px; align-items: center; }
.score-player { padding: 12px 14px; border: 1px solid var(--border); border-radius: 14px; background: rgba(25,10,36,.8); }
.score-player span, .round-counter span { display: block; color: var(--muted); font-size: .72rem; font-weight: 800; }
.score-player strong { font-size: 1.45rem; }
.score-player-right { text-align: right; }
.round-counter { text-align: center; }
.round-counter strong { font-size: 1.15rem; }
.round-panel { padding: clamp(18px, 4vw, 30px); }
.timer-track { height: 5px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.1); }
.timer-track span { display: block; width: 100%; height: 100%; background: linear-gradient(90deg, var(--violet), var(--pink)); transform-origin: left; }
.round-topline { margin: 12px 0 18px; display: grid; grid-template-columns: 1fr auto 1fr; gap: 10px; color: var(--muted); font-size: .78rem; font-weight: 850; }
.round-topline strong { color: var(--text); text-align: center; }
.round-topline span:last-child { text-align: right; }
.cover-stage { position: relative; width: min(260px, 72vw); aspect-ratio: 1; margin: 0 auto 20px; }
.cover-stage img { width: 100%; height: 100%; object-fit: cover; border-radius: 20px; filter: blur(22px) brightness(.35); }
.hidden-record { position: absolute; inset: 12%; display: grid; place-items: center; border: 2px solid rgba(255,255,255,.2); border-radius: 50%; background: radial-gradient(circle, #0d0714 0 13%, var(--violet) 14% 17%, #160a22 18% 100%); box-shadow: 0 20px 45px rgba(0,0,0,.5); }
.hidden-record span { font-size: 4rem; font-weight: 950; }
.mode-clue { min-height: 210px; margin: 0 auto 20px; display: grid; place-items: center; font-size: clamp(4rem, 16vw, 8rem); line-height: 1; text-align: center; filter: drop-shadow(0 16px 24px rgba(157,78,221,.3)); }
.round-panel h2, .round-panel > p { text-align: center; }
.round-panel h2 { margin-bottom: 6px; }
.round-panel > p { color: var(--muted); }
.snippet-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 18px 0; }
.snippet-actions button:last-child { border: 1px solid rgba(255,122,200,.3); background: rgba(255,255,255,.06); }
.answer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.answer-card { min-height: 74px; padding: 12px; display: grid; grid-template-columns: 34px 1fr; gap: 10px; align-items: center; color: var(--text); text-align: left; border: 1px solid rgba(255,255,255,.12); border-radius: 12px; cursor: pointer; background: rgba(255,255,255,.045); }
.answer-card:hover:not(:disabled) { border-color: var(--pink); }
.answer-card:disabled { cursor: default; opacity: .72; }
.answer-card.is-selected { border-color: var(--violet); background: rgba(157,78,221,.18); }
.answer-letter { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 9px; background: rgba(255,79,163,.14); font-weight: 950; }
.answer-card strong, .answer-card small { display: block; }
.answer-card small { margin-top: 3px; color: var(--muted); }
.answer-status { min-height: 22px; margin: 14px 0 0 !important; }

.reveal-screen, .finish-screen { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 18px; background: rgba(5,2,9,.82); backdrop-filter: blur(15px); }
.reveal-box, .finish-box { width: min(560px, 100%); padding: 28px; text-align: center; }
.reveal-box img { width: 132px; height: 132px; object-fit: cover; border-radius: 16px; }
.reveal-box h2 { margin: 14px 0 4px; }
.reveal-box > p:not(.eyebrow) { color: var(--muted); }
.round-results { margin: 20px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.round-result-player { padding: 14px; border: 1px solid rgba(255,255,255,.1); border-radius: 12px; background: rgba(255,255,255,.04); }
.round-result-player strong, .round-result-player span { display: block; }
.round-result-player .correct { color: var(--green); }
.round-result-player .wrong { color: var(--red); }
.final-score { margin: 20px 0; display: flex; justify-content: center; align-items: center; gap: 22px; }
.final-score strong { font-size: 4rem; }
.final-score span { color: var(--pink); font-size: 2rem; }
.link-button { display: grid; place-items: center; margin-top: 10px; text-decoration: none; }

@media (max-width: 620px) {
  .duel-shell { padding-top: 24px; }
  .brand span { display: none; }
  .answer-grid { grid-template-columns: 1fr; }
  .versus-card { gap: 7px; }
  .player-slot { padding: 13px 6px; }
  .round-results { grid-template-columns: 1fr; }
  .match-header { grid-template-columns: 1fr 64px 1fr; }
  .game-picker { grid-template-columns: 1fr; }
}