.modern-quiz-page {
  min-height: calc(100vh - 76px);
  padding: 34px 0 90px;
  background:
    radial-gradient(circle at 85% 5%, rgba(255, 138, 31, 0.09), transparent 28%),
    radial-gradient(circle at 12% 35%, rgba(18, 168, 255, 0.1), transparent 30%);
}
.quiz-breadcrumb {
  margin-bottom: 18px;
}
.quiz-breadcrumb a {
  display: inline-flex;
  align-items: center;
  color: #8fcff4;
  font-size: 14px;
  font-weight: 900;
}
.quiz-breadcrumb a:hover {
  color: #fff;
}
.modern-quiz-box {
  overflow: hidden;
  border: 1px solid #294663;
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(15, 25, 38, 0.98), rgba(5, 9, 15, 0.99));
  box-shadow:
    0 28px 80px rgba(0, 0, 0, 0.42),
    0 0 50px rgba(18, 168, 255, 0.07);
}
.modern-quiz-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 36px;
  padding: 34px 38px 27px;
}
.modern-quiz-heading h1 {
  max-width: 850px;
  margin: 0;
  font-family: Game, Impact, sans-serif;
  font-size: clamp(42px, 5.2vw, 68px);
  line-height: 0.96;
  text-transform: uppercase;
}
.modern-quiz-heading > div:first-child > p:last-child {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 16px;
}
.quiz-topline {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 7px;
  color: #b8c7d8;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.quiz-topline span:last-child {
  color: var(--green);
  font-size: 18px;
}
.quiz-progressbar {
  height: 5px;
  background: #111d2a;
}
.quiz-progressbar span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--blue), #6ed6ff, var(--orange));
  box-shadow: 0 0 18px rgba(18, 168, 255, 0.42);
  transition: width 0.35s ease;
}
.modern-quiz-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(390px, 0.88fr);
  min-height: 590px;
}
.modern-quiz-stage[hidden] {
  display: none;
}
.quiz-image-wrap {
  display: grid;
  place-items: center;
  min-width: 0;
  padding: 22px;
  background: #02050a;
  border-right: 1px solid #20364f;
}
.quiz-image-wrap img {
  width: 100%;
  height: 100%;
  max-height: 600px;
  object-fit: contain;
}
.quiz-question-panel {
  display: flex;
  flex-direction: column;
  padding: 40px 36px;
}
.question-kicker {
  margin: 0;
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.quiz-question-panel h2 {
  margin: 9px 0 24px;
  font-family: Game, Impact, sans-serif;
  font-size: 34px;
  line-height: 1.05;
  text-transform: uppercase;
}
.quiz-answers {
  display: grid;
  gap: 11px;
}
.quiz-answer {
  min-height: 58px;
  padding: 13px 17px;
  border: 1px solid #31465f;
  border-radius: 11px;
  background: #111a27;
  color: #e8f1fb;
  font: inherit;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
  transition:
    border-color 0.18s,
    background 0.18s,
    transform 0.18s;
}
.quiz-answer:hover:not(:disabled),
.quiz-answer:focus-visible {
  transform: translateX(4px);
  border-color: var(--blue);
  background: #11283a;
}
.quiz-answer:disabled {
  cursor: default;
}
.quiz-answer.correct {
  border-color: #55d57a;
  background: linear-gradient(90deg, #133721, #10281a);
  color: #a7f5bb;
  box-shadow: inset 4px 0 #55d57a;
}
.quiz-answer.wrong {
  border-color: #e25353;
  background: linear-gradient(90deg, #401919, #291214);
  color: #ffb3b3;
  box-shadow: inset 4px 0 #e25353;
}
.quiz-explanation {
  display: none;
  margin: 20px 0 0;
  padding: 15px 17px;
  border-left: 3px solid var(--blue);
  border-radius: 0 10px 10px 0;
  background: #0a1b29;
  color: #bcd0e2;
  font-size: 14px;
}
.quiz-explanation.visible {
  display: block;
}
.quiz-next {
  display: none;
  align-self: flex-end;
  min-height: 46px;
  margin-top: 20px;
  padding: 0 18px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, #55c8ff, var(--blue));
  color: #04111c;
  font: inherit;
  font-weight: 900;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 0 24px rgba(18, 168, 255, 0.24);
}
.quiz-next.visible {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.quiz-next:hover {
  transform: translateY(-2px);
}
.quiz-next span {
  font-size: 20px;
}
.quiz-result {
  max-width: 760px;
  margin: 0 auto;
  padding: 70px 38px 78px;
  text-align: center;
}
.quiz-result[hidden] {
  display: none;
}
.result-icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border: 1px solid #416588;
  border-radius: 50%;
  background: radial-gradient(circle, #143b5c, #09131f);
  color: #ffb457;
  font-size: 34px;
  box-shadow: 0 0 40px rgba(18, 168, 255, 0.18);
}
.quiz-result h2 {
  margin: 0;
  font-family: Game, Impact, sans-serif;
  font-size: 54px;
  text-transform: uppercase;
}
.quiz-result > strong {
  display: block;
  margin: 14px 0;
  color: var(--green);
  font-family: Game, Impact, sans-serif;
  font-size: 78px;
  line-height: 1;
}
.quiz-result > p:not(.eyebrow) {
  max-width: 650px;
  margin: 0 auto;
  color: #c3d0df;
  font-size: 18px;
}
.quiz-result-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.quiz-result-actions button,
.quiz-result-actions a {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 10px;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}
.quiz-restart {
  border: 0;
  background: linear-gradient(135deg, #55c8ff, var(--blue));
  color: #04111c;
}
.quiz-result-actions a {
  border: 1px solid #40516a;
  background: #0c1420;
  color: #fff;
}
@media (max-width: 900px) {
  .modern-quiz-stage {
    grid-template-columns: 1fr;
  }
  .quiz-image-wrap {
    min-height: 430px;
    border-right: 0;
    border-bottom: 1px solid #20364f;
  }
  .quiz-image-wrap img {
    max-height: 520px;
  }
  .quiz-question-panel {
    padding: 34px;
  }
  .modern-quiz-heading {
    grid-template-columns: 1fr;
  }
  .quiz-topline {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}
@media (max-width: 680px) {
  .modern-quiz-page {
    padding: 22px 0 60px;
  }
  .modern-quiz-box {
    width: calc(100% - 20px);
    border-radius: 18px;
  }
  .modern-quiz-heading {
    padding: 26px 22px 22px;
    gap: 20px;
  }
  .modern-quiz-heading h1 {
    font-size: 42px;
  }
  .modern-quiz-heading > div:first-child > p:last-child {
    font-size: 14px;
  }
  .quiz-image-wrap {
    min-height: 0;
    position: relative;
    height: 0;
    padding: 0 0 75%;
    overflow: hidden;
  }
  .quiz-question-panel {
    padding: 28px 20px 26px;
  }
  .quiz-question-panel h2 {
    font-size: 29px;
  }
  .quiz-answer {
    min-height: 56px;
  }
  .quiz-explanation {
    font-size: 13px;
  }
  .quiz-next {
    width: 100%;
    justify-content: center;
  }
  .quiz-result {
    padding: 54px 22px 60px;
  }
  .quiz-result h2 {
    font-size: 44px;
  }
  .quiz-result > strong {
    font-size: 66px;
  }
  .quiz-result-actions > * {
    width: 100%;
  }
}
@media (prefers-reduced-motion: reduce) {
  .quiz-progressbar span {
    transition: none;
  }
}

/* Pevný prostor pro obrázek bez procentní výšky v automatickém gridu. */
@media (max-width: 680px) {
  .quiz-image-wrap img {
    position: absolute;
    inset: 10px;
    width: calc(100% - 20px);
    height: calc(100% - 20px);
    max-height: none;
    object-fit: contain;
  }
}