/*
 * Big screen / projector view. Maximum legibility from across a pub.
 */

body {
  background: var(--color-surface);
  height: 100dvh;
  overflow: hidden;
}

.bs {
  height: 100dvh;
  overflow: hidden;
  /* Padding and gap scale with the smaller viewport axis (vmin) so the
     layout fits both wide 4K projectors and shorter laptop screens
     without ever requiring a scrollbar. */
  padding: clamp(20px, 3vmin, 80px) clamp(28px, 4vmin, 120px);
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2vmin, 40px);
}

/* ──────────────────────────────────────────────────────────────────────
 * Lobby (story 13)
 * ────────────────────────────────────────────────────────────────────── */

.bs-lobby {
  display: flex;
  flex: 1;
  min-height: 0;
  background:
    radial-gradient(circle at top center,
                    rgba(99, 102, 241, 0.12) 0%,
                    transparent 55%),
    var(--color-surface);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.bs-lobby__rail {
  width: clamp(320px, 24vw, 520px);
  flex-shrink: 0;
  background: var(--color-bg);
  border-right: 1px solid var(--color-border);
  padding: clamp(32px, 3vw, 72px) clamp(20px, 1.6vw, 40px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 1.8vw, 40px);
}

.bs-lobby__qr {
  width:  clamp(192px, 18vw, 420px);
  height: clamp(192px, 18vw, 420px);
  background: #FFFFFF;
  border-radius: 16px;
  padding: clamp(12px, 1vw, 24px);
  display: flex; align-items: center; justify-content: center;
  animation: qrPulse 2s ease-in-out infinite;
}
.bs-lobby__qr svg { width: 100%; height: 100%; display: block; }

.bs-lobby__code { text-align: center; display: flex; flex-direction: column; gap: clamp(6px, 0.6vw, 14px); }
.bs-lobby__caption { font-size: clamp(12px, 1vw, 20px); color: var(--color-text-muted); }
.bs-lobby__code-num {
  font-size: clamp(40px, 4.2vw, 88px); font-weight: 900;
  color: var(--color-cyan);
  letter-spacing: clamp(6px, 0.6vw, 12px);
  line-height: 1;
}
.bs-lobby__hint {
  font-size: clamp(12px, 1vw, 20px);
  display: flex; flex-direction: column; gap: 2px;
}
.bs-lobby__hint-host { color: var(--color-text-muted); }
.bs-lobby__hint-or   { color: var(--color-accent); }

.bs-lobby__main {
  flex: 1;
  padding: clamp(32px, 3.4vw, 80px) clamp(36px, 4vw, 96px);
  display: flex; flex-direction: column;
}

.bs-lobby__head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: clamp(12px, 1.2vw, 28px);
}
.bs-lobby__eyebrow {
  font-size: clamp(11px, 1vw, 18px); color: var(--color-text-muted);
  text-transform: uppercase; letter-spacing: 1.5px;
}
.bs-lobby__counter { display: flex; align-items: center; gap: 10px; }
.bs-lobby__counter-text { color: var(--color-cyan); font-weight: 700; font-size: clamp(14px, 1.1vw, 22px); }

.bs-dots { display: inline-flex; gap: 4px; }
.bs-dots__dot {
  width: 6px; height: 6px;
  background: var(--color-cyan);
  border-radius: 50%;
  animation: dotBlink 1.4s ease-in-out infinite both;
}
.bs-dots__dot:nth-child(2) { animation-delay: 0.2s; }
.bs-dots__dot:nth-child(3) { animation-delay: 0.4s; }

.bs-lobby__title { font-size: clamp(32px, 3.6vw, 72px); font-weight: 800; margin-bottom: clamp(16px, 1.6vw, 36px); line-height: 1.05; }

.bs-lobby__chips {
  display: flex; flex-wrap: wrap; gap: clamp(8px, 0.8vw, 16px);
  flex: 1; align-content: flex-start;
}

.bs-lobby__foot {
  margin-top: auto;
  padding-top: clamp(24px, 2.4vw, 56px);
  display: flex; justify-content: flex-end;
}
.bs-lobby__foot-hint { font-size: clamp(14px, 1.2vw, 24px); }

.bs-chip {
  display: inline-flex; align-items: center; gap: clamp(6px, 0.6vw, 14px);
  padding: clamp(7px, 0.7vw, 14px) clamp(12px, 1.1vw, 22px);
  background: color-mix(in srgb, var(--team-color) 13%, transparent);
  border: 1px solid color-mix(in srgb, var(--team-color) 33%, transparent);
  border-radius: 10px;
  font-size: clamp(13px, 1.2vw, 22px); font-weight: 600;
  color: var(--color-text);
}
.bs-chip__avatar {
  width:  clamp(24px, 2vw, 40px);
  height: clamp(24px, 2vw, 40px);
  background: var(--team-color);
  border-radius: 6px;
  display: inline-flex; align-items: center; justify-content: center;
  color: #FFFFFF; font-weight: 700; font-size: clamp(11px, 1vw, 18px);
}
.bs-chip.is-popping { animation: popIn 0.35s ease; }

@keyframes qrPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.2); }
  50%      { box-shadow: 0 0 0 20px rgba(34, 211, 238, 0); }
}

@keyframes dotBlink {
  0%, 80%, 100% { opacity: 0.2; }
  40%           { opacity: 1; }
}

@keyframes popIn {
  0%   { opacity: 0; transform: scale(0.7); }
  60%  { opacity: 1; transform: scale(1.1); }
  100% { opacity: 1; transform: scale(1); }
}

/* ──────────────────────────────────────────────────────────────────────
 * Reactions overlay (story 14)
 * ────────────────────────────────────────────────────────────────────── */

.bs-reactions {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 50;
}

.bs-reaction {
  position: absolute;
  bottom: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  pointer-events: none;
  animation: floatUp 3s ease-out forwards;
}

.bs-reaction__emoji { font-size: 36px; line-height: 1; }
.bs-reaction__name {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-card);
  padding: 2px 8px;
  border-radius: 99px;
  white-space: nowrap;
}

@keyframes floatUp {
  0%   { opacity: 0; transform: translateY(0)     scale(0.6); }
  15%  { opacity: 1; transform: translateY(-20px) scale(1);   }
  80%  { opacity: 1; transform: translateY(-160px) scale(1);  }
  100% { opacity: 0; transform: translateY(-200px) scale(0.8); }
}

/* In-game */
.bs-top {
  display: flex; align-items: center; gap: clamp(12px, 1.6vmin, 28px);
  flex-shrink: 0;
}
.bs-top__meta {
  display: flex; gap: clamp(10px, 1.2vmin, 20px);
  align-items: center;
  margin-left: auto;
}
.bs-top__pos { font-size: clamp(14px, 1.8vmin, 26px); color: var(--color-text-muted); font-weight: 600; }

.bs-question {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center;
  gap: clamp(12px, 1.8vmin, 36px);
  max-width: min(1400px, 92vw);
  width: 100%;
  margin: 0 auto;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.bs-question__type { font-size: clamp(12px, 1.4vmin, 20px); font-weight: 700; color: var(--color-accent); text-transform: uppercase; letter-spacing: 2px; }
.bs-question__text {
  font-size: clamp(22px, 3.6vmin, 56px);
  font-weight: 700; text-align: center; line-height: 1.2;
  max-width: min(1240px, 90vw);
  margin: 0;
}

.bs-mc-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(10px, 1.4vmin, 24px);
  max-width: min(1280px, 92vw); width: 100%;
}
.bs-mc-tile {
  background: #1E293B;
  border: 2px solid;
  border-radius: 16px;
  padding: clamp(10px, 1.4vmin, 26px) clamp(14px, 1.8vmin, 36px);
  display: flex; align-items: center; gap: clamp(10px, 1.4vmin, 24px);
  min-width: 0;
}
.bs-mc-tile__letter {
  width:  clamp(36px, 4vmin, 68px);
  height: clamp(36px, 4vmin, 68px);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: clamp(18px, 2.2vmin, 32px);
  flex-shrink: 0;
}
.bs-mc-tile__text { font-size: clamp(16px, 2.2vmin, 34px); font-weight: 500; min-width: 0; }

.bs-tf-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(14px, 1.8vmin, 28px); max-width: min(1280px, 92vw); width: 100%; }
.bs-tf-tile {
  background: #1E293B; border: 2px solid var(--color-border);
  border-radius: 16px; padding: clamp(24px, 4.4vmin, 80px);
  text-align: center; font-size: clamp(32px, 5vmin, 72px); font-weight: 800;
}

.bs-media { max-height: clamp(80px, 22vh, 240px); max-width: 100%; border-radius: 16px; object-fit: contain; }
.bs-media-audio { width: 100%; max-width: min(900px, 80vw); }

.bs-timer {
  position: relative;
  width:  clamp(80px, 10vmin, 180px);
  height: clamp(80px, 10vmin, 180px);
  flex-shrink: 0;
}
.bs-timer svg { width: 100%; height: 100%; }
.bs-timer__seconds {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: clamp(28px, 3.8vmin, 64px); font-weight: 800;
  color: var(--color-cyan);
}

/* Reveal */
.bs-mc-tile.is-correct {
  background: rgba(16, 185, 129, 0.13);
  border-color: var(--color-success) !important;
  animation: pop 0.6s ease;
}
.bs-tf-tile.is-correct {
  background: rgba(16, 185, 129, 0.13);
  border-color: var(--color-success);
  color: var(--color-success);
  animation: pop 0.6s ease;
}
.bs-reveal-card {
  background: rgba(16, 185, 129, 0.1);
  border: 2px solid var(--color-success);
  border-radius: 16px;
  padding: clamp(16px, 2vmin, 40px) clamp(20px, 2.4vmin, 52px);
  text-align: center;
  animation: pop 0.5s ease;
}
.bs-reveal-card strong { color: var(--color-success); display: block; margin-top: 8px; font-size: clamp(28px, 4.4vmin, 64px); }

.bs-chart { display: flex; flex-direction: column; gap: clamp(6px, 1vmin, 14px); width: 100%; max-width: min(1100px, 86vw); }
.bs-chart__row { display: flex; align-items: center; gap: clamp(10px, 1.2vmin, 20px); }
.bs-chart__letter {
  width:  clamp(28px, 3vmin, 56px);
  height: clamp(28px, 3vmin, 56px);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: clamp(13px, 1.6vmin, 22px);
  flex-shrink: 0;
}
.bs-chart__bar { flex: 1; height: clamp(18px, 2vmin, 36px); background: #1E293B; border-radius: 12px; overflow: hidden; }
.bs-chart__bar-fill { height: 100%; transition: width 0.8s ease; }
.bs-chart__count { font-size: clamp(14px, 1.6vmin, 26px); font-weight: 700; min-width: 40px; text-align: right; color: var(--color-text); }

.bs-explanation {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 16px;
  padding: clamp(12px, 1.6vmin, 32px) clamp(18px, 2vmin, 40px);
  max-width: min(1100px, 86vw);
  width: 100%;
  font-size: clamp(15px, 1.8vmin, 26px);
  line-height: 1.4;
  animation: fadeIn 0.6s ease 1.2s both;
}

/* ──────────────────────────────────────────────────────────────────────
 * Leaderboard reveal (story 15)
 * ────────────────────────────────────────────────────────────────────── */

.bs-final {
  max-width: min(1100px, 88vw);
  margin: 0 auto;
  text-align: center;
}
.bs-final__eyebrow {
  font-size: clamp(18px, 1.6vw, 30px);
  color: var(--color-accent);
}
.bs-final__title {
  font-size: clamp(48px, 6.4vw, 132px);
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 1.05;
  margin: 8px 0 12px;
}
.bs-final__score {
  font-size: clamp(18px, 1.6vw, 30px);
  margin-bottom: clamp(28px, 3vw, 56px);
}
.bs-final__rows {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 0.8vw, 16px);
  max-width: min(900px, 78vw);
}
.bs-final__row {
  display: grid;
  grid-template-columns: clamp(48px, 4vw, 88px) 1fr auto;
  align-items: center;
  gap: clamp(14px, 1.2vw, 28px);
  padding: clamp(12px, 1.1vw, 22px) clamp(16px, 1.4vw, 28px);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}
.bs-final__row.is-first {
  background: var(--color-card-alt);
  border-color: var(--color-accent);
}
.bs-final__rank {
  font-size: clamp(24px, 2.4vw, 44px);
  font-weight: 800;
  text-align: center;
}
.bs-final__name {
  font-size: clamp(18px, 1.6vw, 32px);
  font-weight: 600;
  text-align: left;
}
.bs-final__pts {
  font-size: clamp(20px, 1.8vw, 36px);
  font-weight: 800;
  color: var(--color-text);
}

.bs-lb {
  position: relative;
  max-width: min(1400px, 92vw);
  margin: 0 auto;
  width: 100%;
}
.bs-lb__glow {
  position: absolute;
  inset: -24px -24px auto -24px;
  height: clamp(220px, 22vw, 420px);
  background: radial-gradient(ellipse at top center,
                              rgba(99, 102, 241, 0.25) 0%,
                              transparent 70%);
  pointer-events: none;
  z-index: -1;
}
.bs-lb__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: clamp(20px, 1.8vw, 40px);
  padding: 0 8px;
}
.bs-lb__eyebrow {
  font-size: clamp(14px, 1.2vw, 22px);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 4px;
}
.bs-lb__title { font-size: clamp(40px, 4.2vw, 80px); font-weight: 800; line-height: 1; }
.bs-lb__replay {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: clamp(8px, 0.8vw, 16px) clamp(14px, 1.4vw, 28px);
  border-radius: 8px;
  font-size: clamp(13px, 1.1vw, 20px);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.bs-lb__replay:hover { color: var(--color-text); border-color: var(--color-accent); }

.bs-lb__rows {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 0.8vw, 16px);
  padding: 0 8px;
  list-style: none;
}

.bs-lb__row {
  display: grid;
  grid-template-columns: clamp(64px, 5vw, 110px) clamp(38px, 3vw, 64px) 1fr auto auto;
  align-items: center;
  gap: clamp(14px, 1.2vw, 28px);
  padding: clamp(12px, 1.1vw, 22px) clamp(16px, 1.4vw, 28px);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  /* Visible by default — the leaderboard-reveal controller parks each
     row at its previous-rank position in connect() and slides it to
     identity, so we don't need a CSS-only hidden state any more. */
  opacity: 1;
  will-change: transform;
}
.bs-lb__row.is-podium {
  background: var(--color-card-alt);
  border-left: 3px solid var(--team-color);
}

.bs-lb__rank {
  font-size: clamp(22px, 2vw, 42px);
  font-weight: 800;
  color: var(--color-text-muted);
  text-align: right;
}
.bs-lb__row.is-podium .bs-lb__rank { color: var(--team-color); }
.bs-lb__rank-suffix { font-size: clamp(10px, 0.9vw, 18px); color: var(--color-text-muted); margin-left: 2px; }

.bs-lb__avatar {
  width:  clamp(38px, 3vw, 64px);
  height: clamp(38px, 3vw, 64px);
  border-radius: 10px;
  background: color-mix(in srgb, var(--team-color) 20%, transparent);
  border: 1px solid color-mix(in srgb, var(--team-color) 33%, transparent);
  display: flex; align-items: center; justify-content: center;
  font-size: clamp(12px, 1.1vw, 20px); font-weight: 700;
  color: var(--color-text);
}

.bs-lb__name { font-size: clamp(15px, 1.4vw, 28px); font-weight: 600; color: var(--color-text); }

.bs-lb__delta {
  font-size: clamp(12px, 1vw, 18px); font-weight: 700;
  padding: clamp(3px, 0.3vw, 6px) clamp(10px, 0.9vw, 18px);
  border-radius: 99px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.bs-lb__delta.is-shown { opacity: 1; }
.bs-lb__delta--up   { background: rgba(16, 185, 129, 0.13); color: var(--color-success); }
.bs-lb__delta--down { background: rgba(239, 68, 68, 0.13);  color: var(--color-danger); }
.bs-lb__delta--zero { color: var(--color-text-muted); background: transparent; }

.bs-lb__score-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  min-width: clamp(48px, 4vw, 88px);
}
.bs-lb__score       { font-size: clamp(20px, 1.8vw, 36px); font-weight: 800; color: var(--color-text); }
.bs-lb__score-label { font-size: clamp(11px, 1vw, 18px); color: var(--color-text-muted); }

.bs-lb-chart {
  position: absolute;
  bottom: clamp(-110px, -7vw, -88px);
  right: 16px;
  display: flex;
  align-items: flex-end;
  gap: clamp(12px, 1vw, 22px);
  opacity: 0;
  transition: opacity 0.5s ease;
}
.bs-lb-chart.is-shown { opacity: 1; }
.bs-lb-chart__col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.bs-lb-chart__score { font-size: clamp(10px, 0.9vw, 16px); font-weight: 700; color: var(--team-color); }
.bs-lb-chart__bar {
  width: clamp(28px, 2.4vw, 48px);
  background: var(--team-color);
  border-radius: 4px 4px 0 0;
  min-height: 4px;
}

.bs-final__confetti {
  position: absolute; inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.bs-final__confetti span {
  position: absolute;
  top: -10px;
  left: 50%;
  width: 8px; height: 8px;
  background: var(--color-accent);
  animation: confetti-fall 3s linear var(--delay) infinite;
}
@keyframes confetti-fall {
  to { transform: translate(var(--x), 110vh) rotate(720deg); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .bs-final__confetti { display: none; }
}

@media (max-width: 880px) {
  .bs__lobby-grid { grid-template-columns: 1fr; }
  .bs__or::before, .bs__or::after { width: 60px; height: 1px; }
  .bs__or { flex-direction: row; }
}

/* Story 20: Round-intro screen on the big screen. */
.bs-round-intro {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: clamp(16px, 1.6vw, 36px);
}
.bs-round-intro__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: clamp(22px, 2vw, 40px);
  font-weight: 700;
  color: var(--color-accent);
}
.bs-round-intro__title {
  font-size: clamp(64px, 10vw, 220px);
  font-weight: 900;
  margin: 0;
  line-height: 1;
}
.bs-round-intro__count {
  font-size: clamp(28px, 2.4vw, 48px);
  color: var(--color-text-muted);
  margin: 0;
}
.bs-round-intro__hint {
  font-size: clamp(22px, 2vw, 40px);
  color: var(--color-text-muted);
  margin: 0;
}