:root {
  --occq-bg: #eef5fb;
  --occq-card: #ffffff;
  --occq-text: #071936;
  --occq-muted: #58708d;
  --occq-line: #cfe0f2;
  --occq-blue: #135fca;
  --occq-green: #18964b;
  --occq-orange: #f19917;
  --occq-purple: #7447c8;
  --occq-shadow: 0 12px 34px rgba(18, 52, 86, 0.1);
  --occq-radius: 22px;
}

* {
  box-sizing: border-box;
}

#occ-screen-question.occq-screen {
  margin: 0;
  height: 100vh;
  max-height: 100vh;
  min-height: 0;
  overflow: hidden;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  color: var(--occq-text);
  background:
    radial-gradient(circle at 12% -10%, rgba(56, 133, 220, 0.16), transparent 28%),
    radial-gradient(circle at 90% 105%, rgba(56, 133, 220, 0.12), transparent 25%),
    linear-gradient(180deg, #f8fbff 0%, var(--occq-bg) 100%);
}

.occq-screen {
  width: min(1720px, 100%);
  height: 100%;
  max-height: 100vh;
  min-height: 0;
  margin: 0 auto;
  padding: clamp(10px, 1.2vh, 16px) clamp(16px, 2vw, 28px);
  padding-bottom: calc(88px + clamp(10px, 1.2vh, 16px));
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1vh, 14px);
  overflow: hidden;
  --occq-footer-height: 64px;
}

.occq-topbar {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(200px, 1.35fr) minmax(260px, auto) auto;
  align-items: center;
  gap: clamp(12px, 1.4vw, 18px);
}

.occq-pill,
.occq-count {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--occq-line);
  border-radius: 16px;
  box-shadow: var(--occq-shadow);
}

.occq-student {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.2vw, 16px);
  min-height: clamp(56px, 7vh, 72px);
  padding: clamp(8px, 1vh, 12px) clamp(14px, 1.6vw, 20px);
}

.occq-student img {
  width: clamp(40px, 4.5vw, 50px);
  height: clamp(40px, 4.5vw, 50px);
  flex: 0 0 auto;
}

.occq-student span {
  display: block;
  color: #0d2b58;
  font-size: clamp(14px, 1.4vw, 18px);
  line-height: 1.1;
}

.occq-student strong {
  display: block;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.occq-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(4px, 0.6vh, 8px);
}

.occq-game-title {
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(8px, 1vw, 12px);
}

.occq-game-title img {
  width: clamp(32px, 3.2vw, 40px);
  height: clamp(32px, 3.2vw, 40px);
}

.occq-game-title h1 {
  margin: 0;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 900;
}

.occq-count {
  padding: clamp(6px, 0.8vh, 10px) clamp(16px, 2vw, 28px);
  font-size: clamp(18px, 1.8vw, 24px);
  font-weight: 900;
  line-height: 1;
  color: #081c3d;
}

.occq-time {
  min-width: 260px;
  min-height: clamp(52px, 6.5vh, 64px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: clamp(8px, 1vh, 10px) clamp(12px, 1.4vw, 16px);
}

.occq-top-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  gap: 8px;
  min-width: 0;
  padding-left: 4px;
}

.occq-fs-btn,
.occq-fs-fallback {
  min-height: 40px;
  padding: 0 14px;
  border-radius: 12px;
  border: 1px solid #93c5fd;
  background: rgba(255, 255, 255, 0.96);
  color: #1d4ed8;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.08);
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.12s ease;
}

.occq-fs-btn:hover,
.occq-fs-fallback:hover {
  transform: translateY(-1px);
  background: #eff6ff;
}

.occq-fs-fallback {
  border: 0;
  background: linear-gradient(180deg, #3b82f6, #2563eb);
  color: #fff;
}

.occq-fs-fallback[hidden] {
  display: none !important;
}

body.occ-fullscreen-failed .occq-fs-fallback:not([hidden]) {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
}

.occq-time img {
  width: clamp(28px, 3vw, 34px);
  height: clamp(28px, 3vw, 34px);
}

.occq-time span {
  color: #115db8;
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 800;
}

.occq-time strong {
  font-size: clamp(28px, 3vw, 36px);
  color: #115db8;
  line-height: 1;
}

.occq-question-card {
  flex: 1 1 auto;
  min-height: 0;
  height: auto;
  max-height: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--occq-line);
  border-radius: var(--occq-radius);
  box-shadow: var(--occq-shadow);
  padding: clamp(14px, 1.8vh, 28px) clamp(18px, 2.2vw, 40px);
}

.occq-unified {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1vh, 14px);
  overflow: hidden;
}

.occq-question-body {
  flex: 0 1 auto;
  flex-shrink: 0;
  min-height: 0;
  max-height: 42vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.occq-question-text-wrap {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.occq-question-card.is-medium {
  padding: clamp(12px, 1.5vh, 22px) clamp(16px, 2vw, 32px);
}

.occq-question-card.is-long,
.occq-question-card.is-very-long {
  padding: clamp(10px, 1.2vh, 18px) clamp(14px, 1.8vw, 28px);
}

.occq-subject {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #115db8;
  font-size: clamp(18px, 1.8vw, 24px);
  font-weight: 850;
  margin-bottom: clamp(8px, 1vh, 12px);
}

.occq-subject img {
  width: clamp(26px, 2.6vw, 32px);
  height: clamp(26px, 2.6vw, 32px);
}

.occq-question-text {
  margin: 0;
  flex: 1 1 auto;
  min-height: 0;
  max-width: 100%;
  font-weight: 900;
  letter-spacing: -0.04em;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.occq-question-text.is-short {
  font-size: clamp(44px, 4vw, 58px);
  line-height: 1.18;
}

.occq-question-text.is-medium {
  font-size: clamp(38px, 3.4vw, 48px);
  line-height: 1.18;
}

.occq-question-text.is-long {
  font-size: clamp(31px, 2.8vw, 40px);
  line-height: 1.16;
}

.occq-question-text.is-very-long {
  font-size: clamp(26px, 2.3vw, 34px);
  line-height: 1.14;
  max-height: 30vh;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

.occq-options {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(10px, 1.2vh, 14px) clamp(12px, 1.4vw, 18px);
  align-content: center;
}

.occq-option {
  min-height: clamp(72px, 9vh, 104px);
  width: 100%;
  display: grid;
  grid-template-columns: clamp(56px, 6.5vw, 88px) 1fr;
  align-items: center;
  gap: clamp(12px, 1.4vw, 18px);
  padding: clamp(12px, 1.5vh, 18px) clamp(14px, 1.6vw, 22px);
  background: rgba(255, 255, 255, 0.96);
  border: 2px solid currentColor;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(18, 52, 86, 0.06);
  color: var(--occq-blue);
  cursor: pointer;
  text-align: left;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.occq-option:hover,
.occq-option:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(18, 52, 86, 0.12);
}

.occq-option--b {
  color: var(--occq-green);
}

.occq-option--c {
  color: var(--occq-orange);
}

.occq-option--d {
  color: var(--occq-purple);
}

.occq-letter {
  width: clamp(52px, 6vw, 72px);
  height: clamp(52px, 6vw, 72px);
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: currentColor;
  color: #fff;
  font-size: clamp(32px, 3.5vw, 46px);
  font-weight: 950;
  line-height: 1;
}

.occq-option-text {
  color: var(--occq-text);
  font-size: clamp(20px, 2vw, 30px);
  line-height: 1.18;
  font-weight: 850;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.occq-footer,
.occq-bottom-status {
  position: fixed;
  left: 50%;
  bottom: 16px;
  z-index: 10;
  width: min(1720px, calc(100vw - 48px));
  transform: translateX(-50%);
  min-height: 58px;
  height: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(12px, 2vw, 24px);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--occq-line);
  border-radius: 16px;
  box-shadow: var(--occq-shadow);
  padding: 10px clamp(16px, 2vw, 28px);
}

.occq-score {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1vw, 12px);
  padding-right: clamp(14px, 1.6vw, 22px);
  border-right: 1px solid #b9cee5;
  flex: 0 0 auto;
}

.occq-score img,
.occq-info img {
  width: clamp(30px, 3.2vw, 38px);
  height: clamp(30px, 3.2vw, 38px);
  flex-shrink: 0;
}

.occq-score span {
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 800;
  color: #115db8;
}

.occq-score strong {
  font-size: clamp(22px, 2.2vw, 30px);
  color: #115db8;
  line-height: 1;
}

.occq-info .occq-meta-label,
.occq-info .occq-meta-suffix {
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 800;
  color: #115db8;
}

.occq-info #questionTimeValue {
  font-size: clamp(22px, 2.2vw, 30px);
  color: #115db8;
  line-height: 1;
  margin-right: 4px;
}

.occq-info .occq-status-text {
  margin-left: clamp(8px, 1vw, 14px);
  font-weight: 600;
  color: #334155;
}

.occq-info.is-timeout .occq-status-text {
  color: #b42318;
}

.occq-info {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  flex: 1 1 auto;
  min-width: 0;
  font-size: clamp(14px, 1.4vw, 18px);
  line-height: 1.25;
  color: #115db8;
}

.occq-info span {
  min-width: 0;
}

.occq-option.is-correct {
  background: #e9f8ef;
  color: var(--occq-green);
}

.occq-option.is-wrong {
  background: #fff1f0;
  color: #d93025;
}

.occq-option:disabled {
  cursor: not-allowed;
}

.occ-game-root .occq-screen {
  height: 100%;
  max-height: 100%;
  min-height: 0;
}

@media (max-width: 1100px) {
  .occq-screen {
    padding: 12px;
    padding-bottom: calc(96px + 12px);
    gap: 10px;
  }

  .occq-topbar {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .occq-time {
    min-width: 0;
    width: 100%;
  }

  .occq-top-actions {
    flex-direction: row;
    flex-wrap: wrap;
    padding-left: 0;
  }

  .occq-footer,
  .occq-bottom-status {
    left: 50%;
    width: calc(100vw - 24px);
    bottom: 12px;
    flex-direction: column;
    align-items: flex-start;
    min-height: auto;
    padding: 12px 14px;
  }

  .occq-student,
  .occq-time {
    min-height: auto;
  }

  .occq-question-body {
    max-height: 38vh;
  }

  .occq-options {
    grid-template-columns: 1fr;
    align-content: start;
  }

  .occq-option {
    grid-template-columns: 56px 1fr;
    min-height: clamp(68px, 8vh, 92px);
  }

  .occq-letter {
    width: 48px;
    height: 48px;
    font-size: 30px;
  }

  .occq-score {
    border-right: 0;
    border-bottom: 1px solid #b9cee5;
    padding: 0 0 10px;
    width: 100%;
  }

  .occq-info {
    width: 100%;
  }
}

@media (max-width: 768px) {
  #occ-screen-question.occq-screen {
    width: min(100%, 430px);
    max-width: calc(100vw - 8px);
    min-width: 0;
    height: 100dvh;
    max-height: 100dvh;
    margin-left: auto;
    margin-right: auto;
    padding: 8px;
    padding-bottom: 8px;
    gap: 6px;
    overflow: hidden;
    overflow-x: hidden;
    box-sizing: border-box;
    justify-content: flex-start;
  }

  .occq-topbar {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 6px;
  }

  .occq-title {
    grid-column: 1 / -1;
    order: -1;
  }

  .occq-student,
  .occq-time {
    min-height: auto;
    min-width: 0;
    padding: 6px 10px;
  }

  .occq-student {
    gap: 8px;
  }

  .occq-student img {
    width: 32px;
    height: 32px;
  }

  .occq-student span {
    font-size: 11px;
  }

  .occq-student strong {
    font-size: 15px;
  }

  .occq-game-title img {
    width: 26px;
    height: 26px;
  }

  .occq-game-title h1 {
    font-size: 18px;
  }

  .occq-count {
    font-size: 15px;
    padding: 6px 12px;
  }

  .occq-time {
    width: 100%;
    min-width: 0 !important;
    justify-content: center;
  }

  .occq-time span {
    font-size: 14px;
  }

  .occq-time strong {
    font-size: 22px;
  }

  .occq-top-actions {
    grid-column: 1 / -1;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
    padding-left: 0;
  }

  .occq-fs-btn,
  .occq-fs-fallback {
    min-height: 36px;
    padding: 0 10px;
    font-size: 12px;
    white-space: nowrap;
    flex: 1 1 auto;
  }

  /* Bilgi Yarışması ile aynı birleşik soru+seçenek ölçeği (--occq-ls JS ile düşer) */
  #occ-screen-question .occq-unified-layout {
    --occq-ls: 1;
    --occq-q: 32px;
    --occq-stem-lh: 1.3;
    --occq-opt: 20px;
    --occq-opt-lh: 1.34;
    --occq-unified-gap: 10px;
    --occq-opt-gap: 10px;
    --occq-opt-pad-y: 12px;
    --occq-opt-pad-x: 14px;
    --occq-opt-min-h: 76px;
    --occq-key-size: 42px;
    --occq-key-font: 17px;
    --occq-key-radius: 12px;
    --occq-body-pad-bottom: 2px;
    --occq-opt-radius: 14px;
    --occq-subject: 16px;
    flex: 1 1 auto;
    min-height: 0;
    height: auto;
    max-height: none;
    width: 100%;
    max-width: 100%;
    padding: 12px 14px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  #occ-screen-question .occq-unified-layout.quiz-layout-short {
    --occq-q: 40px;
    --occq-stem-lh: 1.26;
    --occq-opt: 24px;
    --occq-opt-lh: 1.32;
    --occq-unified-gap: 8px;
    --occq-opt-gap: 12px;
    --occq-opt-pad-y: 15px;
    --occq-opt-pad-x: 17px;
    --occq-opt-min-h: 92px;
    --occq-key-size: 48px;
    --occq-key-font: 19px;
    --occq-key-radius: 14px;
    --occq-body-pad-bottom: 0px;
    --occq-opt-radius: 16px;
    --occq-subject: 18px;
  }

  #occ-screen-question .occq-unified-layout.quiz-layout-medium {
    --occq-q: 34px;
    --occq-stem-lh: 1.28;
    --occq-opt: 21px;
    --occq-opt-lh: 1.33;
    --occq-unified-gap: 9px;
    --occq-opt-gap: 10px;
    --occq-opt-pad-y: 13px;
    --occq-opt-pad-x: 15px;
    --occq-opt-min-h: 82px;
    --occq-key-size: 44px;
    --occq-key-font: 18px;
    --occq-subject: 17px;
  }

  #occ-screen-question .occq-unified-layout.quiz-layout-long {
    --occq-q: 26px;
    --occq-stem-lh: 1.34;
    --occq-opt: 17px;
    --occq-opt-lh: 1.36;
    --occq-unified-gap: 6px;
    --occq-opt-gap: 8px;
    --occq-opt-pad-y: 9px;
    --occq-opt-pad-x: 12px;
    --occq-opt-min-h: 56px;
    --occq-key-size: 36px;
    --occq-key-font: 15px;
    --occq-key-radius: 11px;
    --occq-body-pad-bottom: 0px;
    --occq-opt-radius: 12px;
    --occq-subject: 15px;
  }

  #occ-screen-question .occq-unified {
    flex: 1 1 auto;
    min-height: 0;
    max-height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    gap: calc(var(--occq-unified-gap) * var(--occq-ls));
    padding: calc(2px * var(--occq-ls)) 0 0;
  }

  #occ-screen-question .occq-question-body {
    flex: 0 1 auto;
    flex-shrink: 0;
    min-height: min-content;
    max-height: none;
    overflow: visible;
    padding-bottom: calc((var(--occq-body-pad-bottom) + 2px) * var(--occq-ls));
  }

  #occ-screen-question .occq-subject {
    flex: 0 0 auto;
    margin-bottom: calc(6px * var(--occq-ls));
    font-size: min(
      calc(var(--occq-subject) * var(--occq-ls)),
      clamp(12px, 2.2vmin + 0.35rem, 18px)
    );
    line-height: 1.2;
    font-weight: 850;
  }

  #occ-screen-question .occq-subject img {
    width: min(calc(28px * var(--occq-ls)), clamp(22px, 6vmin, 32px));
    height: min(calc(28px * var(--occq-ls)), clamp(22px, 6vmin, 32px));
  }

  #occ-screen-question .occq-question-text-wrap {
    flex: 1 1 auto;
    min-width: 0;
    min-height: 0;
    overflow: visible;
  }

  #occ-screen-question .occq-question-text,
  #occ-screen-question .occq-question-text.is-short,
  #occ-screen-question .occq-question-text.is-medium,
  #occ-screen-question .occq-question-text.is-long,
  #occ-screen-question .occq-question-text.is-very-long {
    margin: 0;
    flex: 0 1 auto;
    min-height: min-content;
    font-size: min(
      calc(var(--occq-q) * var(--occq-ls)),
      clamp(13px, 2.6vmin + 0.45rem, 34px)
    );
    line-height: var(--occq-stem-lh);
    font-weight: 900;
    letter-spacing: -0.03em;
    overflow: visible;
    max-height: none;
    overflow-y: visible;
    word-break: break-word;
    overflow-wrap: anywhere;
  }

  #occ-screen-question .occq-options {
    flex: 0 0 auto;
    flex-shrink: 0;
    width: 100%;
    min-height: 0;
    margin: 0;
    padding: 0;
    overflow: visible;
    display: flex;
    flex-direction: column;
    gap: calc(var(--occq-opt-gap) * var(--occq-ls));
    align-content: start;
  }

  #occ-screen-question .occq-option {
    flex-shrink: 0;
    width: 100%;
    min-height: min(
      calc(var(--occq-opt-min-h) * var(--occq-ls)),
      clamp(48px, 11vmin, 92px)
    );
    height: auto;
    padding: calc(var(--occq-opt-pad-y) * var(--occq-ls))
      calc(var(--occq-opt-pad-x) * var(--occq-ls));
    grid-template-columns: min(calc(var(--occq-key-size) * var(--occq-ls)), clamp(32px, 9vmin, 48px))
      minmax(0, 1fr);
    gap: calc(12px * var(--occq-ls));
    border-radius: calc(var(--occq-opt-radius) * var(--occq-ls));
    overflow: hidden;
  }

  #occ-screen-question .occq-letter {
    width: min(calc(var(--occq-key-size) * var(--occq-ls)), clamp(32px, 9vmin, 48px));
    height: min(calc(var(--occq-key-size) * var(--occq-ls)), clamp(32px, 9vmin, 48px));
    font-size: min(
      calc(var(--occq-key-font) * var(--occq-ls)),
      clamp(13px, 2.8vmin, 19px)
    );
    border-radius: calc(var(--occq-key-radius) * var(--occq-ls));
  }

  #occ-screen-question .occq-option-text {
    font-size: min(
      calc(var(--occq-opt) * var(--occq-ls)),
      clamp(12px, 2.15vmin + 0.38rem, 22px)
    );
    line-height: var(--occq-opt-lh);
    font-weight: 850;
    white-space: normal;
    overflow: visible;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .occq-footer,
  .occq-bottom-status {
    display: none !important;
    height: 0 !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }
}

@media (max-width: 480px) {
  #occ-screen-question.occq-screen {
    max-width: calc(100vw - 12px);
    padding: 6px;
    padding-bottom: 6px;
    gap: 6px;
  }

  .occq-game-title h1 {
    font-size: 17px;
  }

  .occq-count {
    font-size: 14px;
    padding: 6px 10px;
  }

  .occq-fs-btn,
  .occq-fs-fallback {
    min-height: 34px;
    font-size: 11px;
  }
}