:root {
  --bg: #0a0d13;
  --bg-soft: #121826;
  --panel: rgba(18, 24, 38, 0.9);
  --panel-strong: rgba(15, 19, 30, 0.96);
  --line: rgba(255, 255, 255, 0.08);
  --text: #f5f1e8;
  --muted: #b5b2aa;
  --accent: #ffbe3b;
  --accent-strong: #ffe08a;
  --success: #7be5a6;
  --danger: #ff8f80;
  --radius: 26px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: 'Manrope', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 190, 59, 0.14), transparent 32%),
    radial-gradient(circle at top right, rgba(92, 139, 255, 0.1), transparent 28%),
    linear-gradient(180deg, #05070b 0%, #0c111a 45%, #111722 100%);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at center, black 45%, transparent 90%);
}

button,
input {
  font: inherit;
}

h1,
h2,
h3,
strong {
  font-family: 'Space Grotesk', sans-serif;
}

p,
h1,
h2,
h3 {
  margin: 0;
}

.glass-panel {
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, rgba(22, 29, 43, 0.92), rgba(12, 16, 25, 0.94));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.pill,
.eyebrow {
  display: inline-flex;
  color: var(--accent-strong);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  font-weight: 800;
}

.pill {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 190, 59, 0.12);
  border: 1px solid rgba(255, 190, 59, 0.22);
}

.quiz-page,
.quiz-presenter-page {
  min-height: 100vh;
}

.player-shell,
.presenter-shell {
  width: min(1440px, calc(100% - 28px));
  margin: 0 auto;
  padding: 18px 0 28px;
}

.player-shell {
  max-width: 1080px;
  display: grid;
  gap: 18px;
}

.player-start-screen {
  display: grid;
  gap: 20px;
}

.player-start-copy h1 {
  margin-top: 14px;
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 0.95;
}

.player-start-copy p {
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.55;
}

.start-form-grid {
  display: grid;
  gap: 18px;
}

.avatar-picker-block {
  display: grid;
  gap: 12px;
}

.avatar-picker-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.avatar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.avatar-option {
  display: grid;
  gap: 8px;
  justify-items: center;
  padding: 14px 10px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.avatar-option:hover,
.avatar-option.selected {
  transform: translateY(-1px);
  border-color: rgba(255, 190, 59, 0.5);
  background: rgba(255, 190, 59, 0.12);
}

.avatar-option-icon {
  font-size: 1.8rem;
  line-height: 1;
}

.avatar-option-label {
  font-size: 0.82rem;
  text-align: center;
  color: var(--muted);
}

.start-actions {
  display: grid;
  gap: 10px;
}

.player-hero,
.player-main-card,
.player-score-card,
.player-room-card,
.player-tip-card,
.presenter-topbar,
.presenter-question-card,
.leaderboard-card,
.room-card,
.feed-card {
  padding: 22px;
}

.player-hero h1 {
  margin-top: 14px;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 0.95;
}

.player-hero p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.player-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.8fr);
  gap: 18px;
}

.player-identity-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.identity-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.identity-avatar {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 190, 59, 0.12);
  font-size: 1.5rem;
}

.identity-chip div {
  display: grid;
  gap: 2px;
}

.identity-chip div span {
  color: var(--muted);
  font-size: 0.82rem;
}

.identity-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.player-side-column {
  display: grid;
  gap: 18px;
}

.player-headline,
.question-card-top,
.panel-head,
.presenter-topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

.player-headline,
.question-card-top {
  align-items: flex-start;
}

.player-headline h2,
.presenter-big-question {
  margin-top: 8px;
  font-size: clamp(1.4rem, 2.5vw, 2.6rem);
  line-height: 1.08;
}

.player-round-chip,
.top-stat,
.meta-badge,
.score-line,
.room-box {
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.player-round-chip {
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  padding: 14px 16px;
  text-align: center;
  min-width: 100px;
}

.player-round-chip strong {
  font-size: 1.65rem;
}

.player-round-chip span {
  white-space: nowrap;
}

.player-round-chip-compact {
  min-width: 84px;
  padding: 10px 12px;
}

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  font-size: 1.2rem;
  line-height: 1;
}

.question-meta-row,
.presenter-stats,
.presenter-admin-actions,
.presenter-jump-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.question-meta-row {
  margin: 16px 0;
}

.meta-badge {
  padding: 8px 12px;
  color: var(--muted);
}

.meta-badge.strong {
  color: var(--accent-strong);
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.field span,
.inline-field span {
  color: var(--muted);
  font-size: 0.9rem;
}

.field input,
.inline-field input {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.inline-field {
  display: flex;
  align-items: center;
  gap: 10px;
}

.inline-field input {
  width: 88px;
}

.quiz-option-stack {
  display: grid;
  gap: 12px;
}

.quiz-option {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.quiz-option:hover,
.quiz-option.selected {
  transform: translateY(-1px);
  border-color: rgba(255, 190, 59, 0.5);
  background: rgba(255, 190, 59, 0.12);
}

.quiz-option-key {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  font-weight: 800;
}

.quiz-option-label {
  text-align: left;
  line-height: 1.45;
}

.primary-btn,
.secondary-btn {
  border: 0;
  border-radius: 16px;
  padding: 14px 18px;
  font-weight: 800;
  cursor: pointer;
}

.primary-btn {
  background: linear-gradient(135deg, var(--accent), #f39d18);
  color: #251706;
}

.secondary-btn {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.danger-btn {
  border-color: rgba(255, 143, 128, 0.22);
  color: #ffd3cb;
}

.primary-btn:disabled,
.secondary-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.primary-btn-wide {
  width: 100%;
}

.player-actions {
  margin-top: 16px;
  display: grid;
  gap: 10px;
}

.auto-save-hint {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 190, 59, 0.08);
  border: 1px solid rgba(255, 190, 59, 0.14);
  color: var(--accent-strong);
}

.status-text {
  color: var(--muted);
}

.status-text[data-mode='success'] {
  color: var(--success);
}

.status-text[data-mode='error'] {
  color: var(--danger);
}

.reveal-box,
.presenter-reveal-box {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(123, 229, 166, 0.08);
  border: 1px solid rgba(123, 229, 166, 0.16);
}

.reveal-box strong,
.presenter-reveal-box strong {
  display: block;
  margin-top: 8px;
  font-size: 1.1rem;
}

.reveal-box p:last-child,
.presenter-reveal-box p:last-child {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.45;
}

.hidden {
  display: none;
}

.player-score-card,
.player-room-card,
.player-tip-card {
  display: grid;
  gap: 10px;
}

.score-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
}

.score-line span {
  color: var(--muted);
}

.score-line strong {
  font-size: 1.1rem;
}

.player-tip-card p:last-child {
  color: var(--muted);
  line-height: 1.55;
}

.toast-container {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 40;
  display: grid;
  gap: 10px;
  pointer-events: none;
}

.ranking-popup {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(4, 7, 12, 0.44);
  backdrop-filter: blur(8px);
}

.ranking-popup.hidden {
  display: none;
}

.ranking-popup-card {
  width: min(760px, 100%);
  padding: 24px;
  border-radius: 28px;
  border: 1px solid rgba(255, 190, 59, 0.24);
  background: linear-gradient(180deg, rgba(18, 24, 38, 0.96), rgba(10, 14, 22, 0.97));
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
  animation: popup-in 220ms ease;
}

.ranking-popup-card h3 {
  margin-top: 10px;
  font-size: clamp(1.5rem, 3vw, 2.3rem);
}

.ranking-popup-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.ranking-popup-row {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.ranking-popup-rank {
  min-width: 2ch;
  font-weight: 800;
  color: var(--accent-strong);
}

.ranking-popup-avatar {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  font-size: 1.35rem;
}

.ranking-popup-copy {
  display: grid;
  gap: 4px;
}

.ranking-popup-copy span {
  color: var(--muted);
  font-size: 0.86rem;
}

.live-toast {
  min-width: min(420px, calc(100vw - 36px));
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 190, 59, 0.4);
  background: linear-gradient(120deg, rgba(38, 28, 12, 0.96), rgba(18, 15, 11, 0.94));
  color: #fff0cc;
  animation: toast-in 220ms ease;
}

.live-toast.is-hiding {
  animation: toast-out 320ms ease forwards;
}

.presenter-topbar {
  align-items: flex-end;
}

.presenter-topbar h1 {
  margin-top: 10px;
  font-size: clamp(1.2rem, 2.5vw, 2rem);
  line-height: 1.1;
  max-width: 18ch;
}

.presenter-stats {
  justify-content: flex-end;
}

.top-stat {
  min-width: 112px;
  padding: 12px 14px;
}

.top-stat span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  margin-bottom: 4px;
}

.top-stat strong {
  font-size: 1rem;
}

.connection-badge.is-online {
  color: var(--success);
}

.connection-badge.is-offline {
  color: var(--danger);
}

.connection-badge.is-loading {
  color: var(--accent-strong);
}

.presenter-layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(360px, 0.9fr);
  gap: 18px;
  margin-top: 18px;
}

.presenter-question-card,
.presenter-side-stack {
  min-height: 0;
}

.presenter-side-stack {
  display: grid;
  gap: 18px;
}

.presenter-big-question {
  margin: 20px 0 18px;
}

.distribution-bars {
  display: grid;
  gap: 12px;
}

.distribution-row {
  padding: 14px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.distribution-row.is-leading {
  border-color: rgba(255, 190, 59, 0.26);
}

.distribution-row.is-correct {
  background: rgba(123, 229, 166, 0.1);
  border-color: rgba(123, 229, 166, 0.2);
}

.distribution-label-line {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
}

.distribution-key {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  font-weight: 800;
}

.distribution-label {
  color: var(--text);
}

.distribution-value {
  color: var(--accent-strong);
}

.distribution-track {
  height: 14px;
  border-radius: 999px;
  margin-top: 10px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.07);
}

.distribution-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #ffe29a);
  border-radius: inherit;
  transition: width 500ms ease;
}

.distribution-row.is-correct .distribution-fill {
  background: linear-gradient(90deg, var(--success), #c9f5d8);
}

.distribution-meta {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.82rem;
}

.leaderboard-list,
.latest-answer-list {
  display: grid;
  gap: 10px;
}

.leaderboard-row,
.latest-answer-row {
  display: grid;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.leaderboard-row {
  grid-template-columns: auto 1fr auto;
}

.latest-answer-row {
  grid-template-columns: 1fr auto auto;
}

.leaderboard-rank,
.leaderboard-score {
  font-weight: 800;
  color: var(--accent-strong);
}

.leaderboard-player span,
.latest-answer-row time {
  color: var(--muted);
  font-size: 0.8rem;
}

.inline-avatar {
  display: inline-block;
  margin-right: 8px;
}

.room-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.speed-card {
  padding: 22px;
}

.fastest-correct-card {
  margin-top: 14px;
}

.fastest-winner-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(123, 229, 166, 0.12), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(123, 229, 166, 0.18);
}

.fastest-winner-avatar {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  font-size: 1.5rem;
}

.fastest-winner-copy {
  display: grid;
  gap: 4px;
}

.fastest-winner-copy span {
  color: var(--muted);
  font-size: 0.86rem;
}

.login-ribbon-card {
  margin-top: 18px;
  padding: 18px 22px;
}

.login-ribbon {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.login-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(255, 190, 59, 0.12), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(255, 190, 59, 0.16);
}

.login-pill-avatar {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  font-size: 1.35rem;
}

.login-pill-copy {
  display: grid;
  gap: 3px;
}

.login-pill-copy strong {
  font-size: 0.96rem;
}

.login-pill-copy span {
  color: var(--muted);
  font-size: 0.8rem;
}

.room-box {
  padding: 14px;
}

.room-box span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  margin-bottom: 6px;
}

.room-box strong {
  display: block;
  line-height: 1.3;
}

.qr-card-inline {
  margin-top: 14px;
  display: grid;
  place-items: center;
  padding: 12px;
  border-radius: 18px;
  background: #fff8e6;
}

.empty-copy {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes popup-in {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes toast-out {
  from {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
  }
}

@media (max-width: 1100px) {
  .player-grid,
  .presenter-layout-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .player-shell,
  .presenter-shell {
    width: min(100% - 20px, 1000px);
    padding: 12px 0 20px;
  }

  .presenter-topbar,
  .player-headline,
  .question-card-top,
  .panel-head {
    flex-direction: column;
    align-items: stretch;
  }

  .avatar-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .player-identity-strip,
  .avatar-picker-head {
    align-items: center;
  }

  .player-identity-strip {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .identity-actions {
    width: auto;
    justify-content: flex-end;
    flex-shrink: 0;
    gap: 8px;
  }

  .player-hero,
  .player-room-card,
  .player-tip-card {
    display: none;
  }

  .player-main-card,
  .player-score-card {
    padding: 16px;
  }

  .player-identity-strip {
    margin-bottom: 10px;
    gap: 10px;
  }

  .identity-chip {
    flex: 1;
    min-width: 0;
    padding: 8px 10px;
  }

  .identity-chip div {
    min-width: 0;
  }

  .identity-avatar {
    width: 36px;
    height: 36px;
    font-size: 1.05rem;
  }

  .identity-chip div strong,
  .identity-chip div span {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .identity-chip div strong {
    font-size: 0.98rem;
    line-height: 1.1;
  }

  .identity-chip div span {
    font-size: 0.74rem;
    line-height: 1.1;
  }

  .player-headline h2 {
    font-size: 1.55rem;
    line-height: 1.05;
  }

  .player-round-chip {
    min-width: 76px;
    align-self: flex-start;
    padding: 8px 10px;
    border-radius: 14px;
    gap: 3px;
  }

  .player-round-chip-compact {
    min-width: 72px;
  }

  .player-round-chip strong {
    font-size: 1.1rem;
  }

  .player-round-chip span {
    font-size: 0.82rem;
  }

  .question-meta-row {
    display: none;
  }

  .quiz-option {
    padding: 14px;
  }

  .quiz-option-stack {
    margin-top: 8px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .quiz-option {
    grid-template-columns: 1fr;
    justify-items: center;
    min-height: 92px;
    padding: 16px 10px;
  }

  .quiz-option-key {
    width: 52px;
    height: 52px;
    font-size: 1.2rem;
  }

  .quiz-option-label {
    display: none;
  }

  .auto-save-hint,
  .status-text {
    font-size: 0.95rem;
  }

  .player-score-card {
    gap: 6px;
  }

  .player-score-card .eyebrow {
    margin-bottom: 4px;
  }

  .score-line {
    padding: 12px 14px;
  }

  #editProfileBtn {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    padding: 0;
    font-size: 1rem;
    border-radius: 14px;
  }

  .login-pill {
    width: 100%;
  }

  .room-grid {
    grid-template-columns: 1fr;
  }

  .toast-container {
    left: 10px;
    right: 10px;
    top: 10px;
  }

  .live-toast {
    min-width: 0;
  }
}