.quiz-hero {
  background: radial-gradient(circle at 80% 50%, #154ba0, #071d41 60%);
  color: #fff;
  padding: 65px 0;
}
.quiz-hero h1 {
  font-size: 50px;
  margin: 12px 0;
}
.quiz-hero h1 em {
  color: #72aaff;
  font-style: normal;
}
.quiz-hero p {
  color: #c7d6e9;
  max-width: 760px;
}
.live-pulse {
  color: #54e197;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1.4px;
}
.quiz-main {
  display: grid;
  grid-template-columns: 1fr 290px;
  gap: 20px;
  padding-top: 42px;
  padding-bottom: 70px;
}
#das-live-quiz {
  min-width: 0;
}
#quiz-lobby,
#quiz-arena,
#quiz-summary,
.live-board {
  border: 1px solid #dce5f0;
  border-radius: 16px;
  background: #fff;
  padding: 26px;
}
.quiz-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.quiz-form label {
  font-weight: 800;
  font-size: 13px;
}
.quiz-form input,
.quiz-form select {
  display: block;
  width: 100%;
  padding: 12px;
  margin-top: 6px;
  border: 1px solid #cdd9e8;
  border-radius: 8px;
}
.round-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 20px 0;
}
.round-cards button {
  border: 1px solid #dce5f0;
  border-radius: 12px;
  padding: 18px;
  background: #fff;
  text-align: left;
}
.round-cards button.selected {
  border-color: #105eea;
  background: #edf4ff;
}
.round-cards b,
.round-cards span,
.round-cards em {
  display: block;
}
.round-cards b {
  color: #105eea;
}
.round-cards span {
  font-weight: 800;
  margin: 5px 0;
}
.round-cards em {
  font-size: 11px;
  color: #617089;
  font-style: normal;
}
#quiz-start {
  width: 100%;
}
.live-board {
  height: max-content;
}
.live-board > div {
  display: flex;
  gap: 10px;
  border-top: 1px solid #e4eaf1;
  padding: 13px 0;
}
.live-board > div > b {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #105eea;
  color: #fff;
}
.live-board p {
  margin: 0;
  font-size: 13px;
  color: #617089;
}
#quiz-arena {
  padding: 0;
  overflow: hidden;
}
#quiz-arena > header {
  display: grid;
  grid-template-columns: 1fr auto 52px;
  gap: 16px;
  align-items: center;
  background: #071d41;
  color: #fff;
  padding: 18px 22px;
}
#quiz-arena > header > div:first-child b {
  display: block;
  margin-top: 4px;
}
.quiz-scores {
  display: flex;
  gap: 8px;
}
.quiz-scores span {
  background: #ffffff12;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 10px;
}
.quiz-scores b {
  display: block;
  font-size: 20px;
  color: #72aaff;
}
.quiz-timer {
  width: 48px;
  height: 48px;
  border: 4px solid #ff8a26;
  border-radius: 50%;
  display: grid;
  place-items: center;
}
.quiz-timer b.urgent {
  color: #ffce3a;
  animation: dasTick 0.55s ease-in-out infinite;
}
.answer-suspense .quiz-stage {
  animation: dasSuspense 0.5s ease-in-out;
}
@keyframes dasTick {
  50% {
    transform: scale(1.35);
    text-shadow: 0 0 12px #ffce3a;
  }
}
@keyframes dasSuspense {
  50% {
    transform: scale(0.988);
    filter: brightness(0.96);
  }
}
.quiz-progress {
  height: 6px;
  background: #dce5f0;
}
.quiz-progress i {
  display: block;
  height: 100%;
  width: 0;
  background: #105eea;
}
.quiz-stage {
  padding: 30px;
  min-height: 440px;
}
.quiz-stage > small {
  color: #105eea;
  font-weight: 800;
}
.quiz-stage h2 {
  font-size: 24px;
  line-height: 1.45;
}
.live-option {
  display: flex;
  width: 100%;
  gap: 12px;
  text-align: left;
  align-items: center;
  padding: 14px;
  margin: 9px 0;
  border: 1px solid #dce5f0;
  border-radius: 9px;
  background: #fff;
}
.live-option:hover {
  border-color: #105eea;
}
.live-option.correct {
  background: #e8f8ef;
  border-color: #26a967;
}
.live-option.wrong {
  background: #fff0ee;
  border-color: #d65b4e;
}
.live-option b {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #eef2f7;
}
#quiz-feedback {
  min-height: 24px;
  font-weight: 800;
}
#quiz-arena > footer {
  display: flex;
  align-items: center;
  padding: 18px 22px;
  border-top: 1px solid #dce5f0;
}
#quiz-arena > footer button {
  padding: 10px 15px;
  border: 1px solid #cdd9e8;
  border-radius: 8px;
  background: #fff;
}
#quiz-arena > footer strong {
  margin: auto;
  font-size: 12px;
}
#quiz-next {
  background: #105eea !important;
  color: #fff !important;
}
#quiz-summary {
  text-align: center;
}
#quiz-summary h2 {
  font-size: 46px;
  color: #105eea;
  margin: 8px;
}
.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 25px 0;
}
.summary-grid div {
  background: #f4f7fb;
  border-radius: 10px;
  padding: 16px;
}
.summary-grid b {
  font-size: 26px;
  display: block;
}
@media (max-width: 900px) {
  .quiz-main {
    grid-template-columns: 1fr;
  }
  .live-board {
    display: none;
  }
}
@media (max-width: 650px) {
  .quiz-hero h1 {
    font-size: 36px;
  }
  .quiz-form,
  .round-cards {
    grid-template-columns: 1fr;
  }
  #quiz-arena > header {
    grid-template-columns: 1fr 48px;
  }
  .quiz-scores {
    grid-row: 2;
    grid-column: 1/3;
  }
  .quiz-stage {
    padding: 20px;
  }
  .summary-grid {
    grid-template-columns: 1fr;
  }
}