/*
 * Maninder English Quizzes Hub polish.
 * Phase 6c: quiz hero, topic columns, quiz cards, and mobile rhythm.
 * Mirrors grammar-premium.css so Vocabulary/About/Quizzes stop drifting
 * from Home/Levels/Grammar's premium layer.
 */

body.quiz-hub {
  background:
    linear-gradient(180deg, var(--me-white) 0%, var(--me-cream-50) 42%, var(--me-white) 100%);
  color: var(--me-ink-900);
}

body.quiz-hub .wrap {
  max-width: min(1100px, calc(100vw - 48px));
}

body.quiz-hub .me-nav {
  top: 12px;
  width: min(1100px, calc(100vw - 32px));
  margin: 0 auto;
  border: 1px solid rgba(232, 228, 220, .86);
  border-radius: 16px;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 8px 28px rgba(26, 37, 64, .06);
}

body.quiz-hub .me-nav.scrolled {
  background: rgba(255, 255, 255, .95);
  box-shadow: 0 14px 34px rgba(26, 37, 64, .12);
}

body.quiz-hub .me-nav[style] {
  position: sticky !important;
}

body.quiz-hub .me-nav-inner {
  height: 64px;
  max-width: 100%;
  padding-inline: 18px;
  gap: 22px;
}

body.quiz-hub .me-logo {
  color: var(--me-ink-800);
  letter-spacing: 0;
}

body.quiz-hub .me-nav-links {
  gap: 4px;
}

body.quiz-hub .me-nav-links a {
  padding: 8px 13px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--me-muted-700);
  font-weight: 600;
  transition:
    transform var(--me-duration-base) var(--me-ease-out),
    color var(--me-duration-fast) var(--me-ease-standard),
    background-color var(--me-duration-fast) var(--me-ease-standard),
    border-color var(--me-duration-fast) var(--me-ease-standard);
}

body.quiz-hub .me-nav-links a:hover {
  transform: translateY(-1px);
  border-color: var(--me-border);
  background: var(--me-cream-50);
  color: var(--me-ink-800);
}

body.quiz-hub .me-nav-links a.active {
  border-color: rgba(102, 51, 221, .18);
  background: var(--me-violet-100);
  color: var(--me-violet-600);
}

body.quiz-hub .nav-yt {
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(255, 0, 0, .22);
}

body.quiz-hub .qh-hero {
  position: relative;
  margin-top: -76px;
  padding: clamp(140px, 14vw, 174px) 0 clamp(64px, 7vw, 88px);
  border-bottom: 1px solid var(--me-border);
  background:
    linear-gradient(135deg, rgba(237, 232, 251, .72) 0%, rgba(255, 255, 255, 0) 34%),
    linear-gradient(180deg, #ffffff 0%, #fbfaf7 100%);
  overflow: hidden;
}

body.quiz-hub .qh-hero::before {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 48%;
  background-image: radial-gradient(rgba(26, 37, 64, .07) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: .34;
  pointer-events: none;
}

body.quiz-hub .qh-hero-inner {
  position: relative;
  z-index: 1;
}

body.quiz-hub .qh-eyebrow {
  min-height: 32px;
  margin-bottom: 26px;
  padding: 8px 16px;
  border: 1px solid rgba(102, 51, 221, .2);
  border-radius: var(--me-radius-pill);
  background: var(--me-violet-100);
  box-shadow: 0 10px 24px rgba(102, 51, 221, .08);
  color: var(--me-violet-600);
  letter-spacing: .08em;
}

body.quiz-hub .qh-hero h1 {
  max-width: 760px;
  margin-bottom: 22px;
  color: var(--me-ink-800);
  font-size: clamp(44px, 5.6vw, 72px);
  letter-spacing: 0;
  line-height: 1;
}

body.quiz-hub .qh-hero h1 em {
  background: linear-gradient(130deg, var(--me-violet-600), var(--me-violet-500));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

body.quiz-hub .qh-hero-hindi {
  width: fit-content;
  max-width: 760px;
  margin-bottom: 24px;
  padding: 10px 16px;
  border: 1px solid rgba(181, 71, 15, .16);
  border-left: 4px solid var(--me-saffron-700);
  border-radius: 0 12px 12px 0;
  background: rgba(254, 243, 199, .54);
  color: var(--me-saffron-700);
}

body.quiz-hub .qh-hero-sub {
  max-width: 620px;
  color: var(--me-muted-700);
  font-size: clamp(17px, 1.45vw, 19px);
}

body.quiz-hub .qh-stats {
  width: min(100%, 640px);
  gap: 0;
  padding: 18px;
  border: 1px solid rgba(232, 228, 220, .9);
  border-radius: 18px;
  background: rgba(255, 255, 255, .72);
  box-shadow: var(--me-shadow-sm);
}

body.quiz-hub .qh-stat {
  flex: 1;
  min-width: 120px;
  padding-inline: 20px;
}

body.quiz-hub .qh-stat + .qh-stat {
  border-left: 1px solid var(--me-border);
}

body.quiz-hub .qh-stat-num {
  color: var(--me-ink-800);
  letter-spacing: 0;
}

body.quiz-hub .qh-stat-label {
  color: var(--me-muted-600);
}

body.quiz-hub .qh-body {
  padding: clamp(58px, 7vw, 88px) 0 clamp(76px, 8vw, 108px);
}

body.quiz-hub .qh-topics-columns {
  gap: 22px;
}

body.quiz-hub .qh-topic-col-header {
  border: 1px solid var(--me-border);
  border-bottom: 2px solid var(--me-violet-600);
  border-radius: 16px 16px 0 0;
  background: var(--me-cream-50);
}

body.quiz-hub .qh-topic-col-name {
  color: var(--me-ink-800);
  letter-spacing: 0;
}

body.quiz-hub .qh-topic-col-count {
  border-radius: 999px;
}

body.quiz-hub .qh-quiz-card {
  border-color: var(--me-border);
  transition:
    background-color var(--me-duration-fast) var(--me-ease-standard),
    box-shadow var(--me-duration-base) var(--me-ease-out);
}

body.quiz-hub .qh-quiz-card:hover {
  box-shadow: inset 0 0 0 1px rgba(102, 51, 221, .14);
}

body.quiz-hub .qh-start-btn {
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(102, 51, 221, .16);
  transition:
    transform var(--me-duration-base) var(--me-ease-out),
    box-shadow var(--me-duration-base) var(--me-ease-out),
    background-color var(--me-duration-fast) var(--me-ease-standard);
}

body.quiz-hub .qh-start-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(102, 51, 221, .22);
}

body.quiz-hub .qh-empty {
  border: 1.5px dashed rgba(102, 51, 221, .28);
  border-radius: 18px;
  background: rgba(255, 255, 255, .6);
}

body.quiz-hub footer.me-footer {
  background: linear-gradient(180deg, #1a2540 0%, #111827 100%);
}

body.quiz-hub .foot-col a {
  display: inline-flex;
  transform-origin: left center;
}

body.quiz-hub .foot-col a:hover {
  transform: translateX(3px);
}

@media (max-width: 720px) {
  body.quiz-hub .wrap {
    max-width: calc(100vw - 32px);
  }

  body.quiz-hub .me-nav {
    top: 8px;
    width: calc(100vw - 20px);
    border-radius: 14px;
  }

  body.quiz-hub .me-nav-inner {
    height: 60px;
    padding-inline: 14px;
  }

  body.quiz-hub .qh-hero {
    margin-top: -68px;
    padding-top: 122px;
  }

  body.quiz-hub .qh-hero h1 {
    font-size: clamp(38px, 12vw, 56px);
  }

  body.quiz-hub .qh-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  body.quiz-hub .qh-stat {
    padding: 0;
  }

  body.quiz-hub .qh-stat + .qh-stat {
    border-left: 0;
  }

  body.quiz-hub .foot-grid,
  body.quiz-hub .foot-bottom {
    padding-inline: 18px;
  }
}

@media (max-width: 520px) {
  body.quiz-hub .qh-stats {
    grid-template-columns: 1fr;
  }
}
/* ── QUIZ SINGLE — visual/typography pass ─────────────────────────
   Append to quizzes-premium.css (or a new me-quiz-single.css scoped
   behind is_singular('quiz') — see note at the bottom). Bump the
   version string after uploading.

   Design rationale, so you can push back on any of it:
   - Question text is the hero. It's currently the same visual weight
     as everything else on the card; it should anchor the page.
   - Options need to read as physically pressable, but NOT neumorphic
     — soft inset shadows reduce text contrast, and this page is four
     similar words that must stay instantly legible.
   - Explanation box is the actual product differentiator vs. every
     PDF-dump competitor, so it gets real typographic treatment
     instead of being a grey afterthought. */

/* ── Question text: the anchor ── */
.qs-q-text {
  font-family: var(--me-font-display, 'Plus Jakarta Sans', sans-serif);
  font-size: clamp(21px, 3vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.02em;
  color: #0F1115;
  margin-bottom: clamp(20px, 3vw, 28px);
  text-wrap: balance;
}

.qs-q-num {
  font-size: 11.5px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--me-violet-600, #6633DD);
  margin-bottom: 10px;
}

/* ── Question card: real elevation, hairline + layered shadow ── */
.qs-question-card {
  border: 1px solid rgba(26, 37, 64, .07);
  border-radius: 22px;
  padding: clamp(24px, 4vw, 40px);
  background: #fff;
  box-shadow:
    0 1px 2px rgba(17, 24, 39, .04),
    0 6px 14px rgba(26, 37, 64, .05),
    0 28px 56px -16px rgba(26, 37, 64, .18);
}

/* ── Options: pressable tiles, high-contrast text ── */
.qs-option {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  text-align: left;
  padding: clamp(14px, 2.4vw, 18px) clamp(14px, 2.4vw, 20px);
  margin-bottom: 10px;
  border: 1.5px solid var(--me-border, #E8E4DC);
  border-radius: 14px;
  background: #fff;
  cursor: pointer;
  box-shadow: 0 2px 0 0 rgba(26, 37, 64, .06);
  transition: transform .16s ease, border-color .18s ease,
              box-shadow .18s ease, background-color .18s ease;
}

.qs-option:hover:not(:disabled) {
  border-color: rgba(102, 51, 221, .38);
  background: #FCFBFE;
  transform: translateY(-2px);
  box-shadow: 0 6px 0 0 rgba(102, 51, 221, .14),
              0 10px 20px -8px rgba(102, 51, 221, .22);
}

.qs-option:active:not(:disabled) {
  transform: translateY(1px);
  box-shadow: 0 1px 0 0 rgba(102, 51, 221, .14);
}

.qs-option-letter {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--me-cream-100, #F7F4EE);
  color: var(--me-muted-600, #64748B);
  font-family: var(--me-font-display, 'Plus Jakarta Sans', sans-serif);
  font-size: 13px;
  font-weight: 800;
  transition: background-color .18s ease, color .18s ease;
}

.qs-option:hover .qs-option-letter {
  background: var(--me-violet-100, #EDE8FB);
  color: var(--me-violet-600, #6633DD);
}

.qs-option-text {
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 600;
  line-height: 1.4;
  color: #1A2540;
  letter-spacing: -.005em;
}

/* ── Answered states ── */
.qs-option.is-correct {
  border-color: #6EE7B7;
  background: #ECFDF5;
  box-shadow: 0 3px 0 0 #6EE7B7;
}
.qs-option.is-correct .qs-option-letter { background: #6EE7B7; color: #04543A; }
.qs-option.is-correct .qs-option-text   { color: #04543A; font-weight: 700; }

.qs-option.is-wrong {
  border-color: #FCA5A5;
  background: #FEF2F2;
  box-shadow: 0 3px 0 0 #FCA5A5;
}
.qs-option.is-wrong .qs-option-letter { background: #FCA5A5; color: #7F1D1D; }
.qs-option.is-wrong .qs-option-text   { color: #9F1239; font-weight: 700; }

.qs-option:disabled { cursor: default; }
.qs-option:disabled:not(.is-correct):not(.is-wrong) { opacity: .5; }

/* ── Explanation: the differentiator, treated like one ── */
.qs-feedback {
  margin-top: 20px;
  padding: clamp(16px, 2.6vw, 22px);
  border-radius: 16px;
  border-left: 4px solid var(--me-violet-600, #6633DD);
  background: linear-gradient(180deg, #FAF8FE, #FFFFFF);
  box-shadow: 0 1px 2px rgba(17,24,39,.04), 0 10px 22px -12px rgba(26,37,64,.16);
}

.qs-feedback-verdict {
  font-family: var(--me-font-display, 'Plus Jakarta Sans', sans-serif);
  font-size: 15.5px;
  font-weight: 800;
  letter-spacing: -.01em;
  margin-bottom: 8px;
}

.qs-feedback-explanation {
  font-size: clamp(14.5px, 1.9vw, 15.5px);
  line-height: 1.62;
  color: #232B3B;
}

.qs-feedback-hindi {
  font-family: var(--me-font-hindi, 'Noto Sans Devanagari', 'Inter', sans-serif);
  font-size: clamp(15px, 2vw, 16.5px);
  line-height: 1.75;
  color: var(--me-saffron-700, #B5470F);
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed rgba(181, 71, 15, .28);
}

/* ── Next button ── */
.qs-next-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--me-font-display, 'Plus Jakarta Sans', sans-serif);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -.01em;
  padding: 14px 26px;
  border: none;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--me-violet-600, #6633DD), var(--me-violet-500, #8B6CF6));
  cursor: pointer;
  box-shadow: 0 12px 26px -10px rgba(102, 51, 221, .55);
  transition: transform .16s ease, box-shadow .18s ease;
}

.qs-next-btn:hover  { transform: translateY(-2px); box-shadow: 0 16px 32px -10px rgba(102,51,221,.6); }
.qs-next-btn:active { transform: translateY(1px); }

/* ── Results ── */
.qs-score-num {
  font-family: var(--me-font-display, 'Plus Jakarta Sans', sans-serif);
  font-size: clamp(46px, 8vw, 68px);
  font-weight: 800;
  letter-spacing: -.03em;
  background: linear-gradient(130deg, var(--me-violet-600, #6633DD), var(--me-violet-500, #8B6CF6));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.qs-results-title {
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 800;
  letter-spacing: -.02em;
  color: #0F1115;
}

@media (max-width: 600px) {
  .qs-question-card { border-radius: 18px; }
  .qs-option { margin-bottom: 8px; }
}