/* FarziUPSC modern skin. Loaded from chrome() (api/shared/exam-render.js), so it
   comes after the inline page styles and wins on equal specificity. Covers the
   shared exam chrome plus the /upsc hub classes (uc-*, mq, q/opt, quiz). */
:root {
  --accent: #4f46e5; --fz-accent-2: #f97316; --fz-ink: #0f1222; --fz-ink-2: #3b3f52; --fz-muted: #6b7086;
  --fz-bg: #f5f6fb; --fz-card: #ffffff; --fz-soft: #eef0f8; --fz-line: #e4e6ef; --fz-good: #16a34a; --fz-bad: #dc2626;
  --fz-r: 16px; --fz-shadow: 0 1px 2px rgba(15,18,34,.04), 0 8px 24px rgba(15,18,34,.06);
  --fz-sans: 'Inter Tight', 'Inter', 'Noto Sans Devanagari', system-ui, sans-serif;
  --fz-serif: 'Newsreader', 'Noto Serif Devanagari', Georgia, serif;
}
body { background: var(--fz-bg); color: var(--fz-ink); font-family: var(--fz-sans); -webkit-font-smoothing: antialiased; }
main { max-width: 1120px; padding: 28px 24px 64px; }

/* Header */
header.fz-top { position: sticky; top: 0; z-index: 30; background: rgba(245,246,251,.85); backdrop-filter: saturate(1.6) blur(14px);
  -webkit-backdrop-filter: saturate(1.6) blur(14px); border-bottom: 1px solid var(--fz-line); }
.fz-top .in { max-width: 1120px; margin: 0 auto; padding: 0 24px; height: 62px; display: flex; align-items: center; gap: 18px; }
.fz-logo { display: flex; align-items: center; gap: 10px; flex: none; }
.fz-mark { width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center; color: #fff; font-weight: 900; font-size: 15px;
  letter-spacing: -.04em; background: linear-gradient(135deg, #4f46e5, #7c3aed); box-shadow: inset 0 -4px 0 var(--fz-accent-2); }
.fz-word { display: flex; flex-direction: column; line-height: 1.05; }
.fz-word b { font-size: 19px; font-weight: 800; letter-spacing: -.03em; }
.fz-word b i { font-style: normal; color: var(--accent); }
.fz-word span { font-size: 11.5px; color: var(--fz-muted); font-weight: 600; }
.fz-nav { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; margin-left: auto; min-width: 0; }
.fz-nav::-webkit-scrollbar { display: none; }
.fz-nav a { flex: none; font-size: 14px; font-weight: 600; color: var(--fz-ink-2); padding: 8px 12px; border-radius: 999px; white-space: nowrap; }
.fz-nav a:hover { background: var(--fz-soft); color: var(--fz-ink); }
.fz-nav a.on { background: var(--fz-ink); color: #fff; }
@media (max-width: 760px) {
  .fz-top .in { height: auto; padding: 10px 16px 0; flex-wrap: wrap; gap: 8px; }
  .fz-nav { width: 100%; margin: 0 -16px; padding: 0 16px 10px; width: calc(100% + 32px); }
  main { padding: 20px 16px 48px; }
}

/* Type */
h1 { font-family: var(--fz-sans); font-weight: 800; letter-spacing: -.035em; font-size: clamp(32px, 4.6vw, 48px); line-height: 1.02; }
.breadcrumb { font-size: 12px; letter-spacing: .06em; color: var(--fz-muted); }
.section-title, .uc-sec-h h2, .uc-amonth h3, .uc-build h2, .uc-subcard h3, .uc-dcard h3, .exam-card h3, .item h4, .quiz-head h2 {
  font-family: var(--fz-sans); font-weight: 800; letter-spacing: -.02em; }
.intro, .uc-lede, .mq-q, .tagline { font-family: var(--fz-serif); }
.uc-lede { font-size: 18px; line-height: 1.55; color: var(--fz-ink-2); }
.uc-lede-link, .uc-sn-bank, .uc-pastbar a { font-family: var(--fz-sans); color: var(--accent) !important; }

/* /upsc hero + toggle */
.uc-modebar { background: var(--fz-card); border: 1px solid var(--fz-line); border-radius: 22px; padding: 22px 24px; box-shadow: var(--fz-shadow);
  align-items: center; position: relative; overflow: hidden; }
.uc-modebar::after { content: ''; position: absolute; right: -80px; top: -80px; width: 240px; height: 240px; border-radius: 50%;
  background: radial-gradient(circle, rgba(79,70,229,.14), transparent 70%); pointer-events: none; }
.uc-mb-t h1 .uc-mb-ias { color: var(--accent); }
.uc-mb-sub { font-size: 12px; color: var(--fz-muted); letter-spacing: .06em; }
.uc-emblem { width: 48px; height: 60px; }
.uc-toggle { border: 0; border-radius: 999px; background: var(--fz-soft); padding: 4px; gap: 4px; position: relative; z-index: 1; }
.uc-tg { border-radius: 999px; background: transparent; color: var(--fz-ink-2); font-weight: 700; font-size: 14px; padding: 9px 16px; }
.uc-tg + .uc-tg { border-left: 0; }
.uc-tg.on { background: var(--fz-ink); color: #fff; box-shadow: 0 2px 8px rgba(15,18,34,.18); }
.uc-tg:not(.on):hover { background: #fff; color: var(--fz-ink); }

/* edition chips */
.uc-edbar { border-bottom: 0; padding: 4px 0 0; margin: 16px 0 14px; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
.uc-edbar::-webkit-scrollbar { display: none; }
.uc-edlabel { color: var(--fz-muted); flex: none; }
.uc-chip { flex: none; font-weight: 600; color: var(--fz-ink-2); background: var(--fz-card); border: 1px solid var(--fz-line); padding: 7px 14px; font-size: 13.5px; }
.uc-chip:hover { border-color: var(--fz-ink); }
.uc-chip.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.uc-chip.more { border-style: dashed; color: var(--fz-muted); }
.uc-pastbar { border-radius: 12px; border: 1px solid #fde3c8; border-left: 4px solid var(--fz-accent-2); background: #fff7ef; }

/* sticky section nav */
.uc-subnav { top: 62px; border: 1px solid var(--fz-line); border-radius: 999px; background: rgba(255,255,255,.9); backdrop-filter: blur(12px);
  padding: 6px; margin: 8px 0 12px; box-shadow: var(--fz-shadow); flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
.uc-subnav::-webkit-scrollbar { display: none; }
.uc-subnav a { flex: none; border-radius: 999px; font-weight: 700; font-size: 14px; color: var(--fz-ink-2); padding: 8px 14px; }
.uc-subnav a:hover { background: var(--fz-soft); color: var(--fz-ink); }
.uc-subnav a span { background: var(--fz-soft); color: var(--fz-ink-2); font-weight: 700; }
@media (max-width: 760px) { .uc-subnav { top: 0; border-radius: 14px; } }

/* sections */
.uc-sec { margin-top: 40px; }
.uc-sec-h { border-bottom: 0; padding-bottom: 0; margin-bottom: 18px; }
.uc-sec-h h2 { font-size: clamp(24px, 3vw, 32px); }
.uc-sec-sub { font-style: normal; color: var(--fz-muted); font-size: 14px; }
.section-title { border-bottom: 0; font-size: 28px; }

/* digest cards */
.uc-digest { gap: 16px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.uc-dcard { border: 1px solid var(--fz-line); border-top: 1px solid var(--fz-line); border-radius: var(--fz-r); padding: 20px; box-shadow: var(--fz-shadow);
  position: relative; overflow: hidden; }
.uc-dcard::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 4px; background: linear-gradient(90deg, var(--accent), #7c3aed, var(--fz-accent-2)); }
.uc-dcard h3 { font-size: 18px; margin-bottom: 6px; }
.uc-dwhy { font-style: normal; color: var(--accent); background: rgba(79,70,229,.07); border-radius: 10px; padding: 8px 10px; font-size: 12.5px; font-weight: 500; }
.uc-dstories { padding-left: 0; list-style: none; }
.uc-dstories li { font-size: 14px; color: var(--fz-ink-2); padding: 10px 0 0; margin: 10px 0 0; border-top: 1px solid var(--fz-line); }
.uc-dstories li:first-child { border-top: 0; margin-top: 0; padding-top: 0; }
.uc-dstories li b { color: var(--fz-ink); display: block; margin-bottom: 2px; }
.uc-dstories li em { font-style: normal; color: var(--fz-muted); }

/* quiz */
.quiz { border: 1px solid var(--fz-line); border-radius: 20px; overflow: hidden; background: var(--fz-card); box-shadow: var(--fz-shadow); }
.quiz-head { background: linear-gradient(120deg, #1e1b4b, #4f46e5); padding: 18px 22px; }
.quiz-head h2 { font-size: 22px; }
.quiz-head .score { background: rgba(255,255,255,.16); padding: 6px 12px; border-radius: 999px; }
.quiz-body { padding: 8px 22px 18px; }
.q { padding: 20px 0; border-bottom: 1px solid var(--fz-line); }
.q .qt { font-size: 16.5px; line-height: 1.5; font-weight: 600; }
.q .qt .qn { color: var(--accent); }
.opt { border: 1.5px solid var(--fz-line); border-radius: 12px; padding: 12px 14px; font-size: 15px; margin: 8px 0; background: #fff; }
.opt:hover:not(:disabled) { border-color: var(--accent); background: rgba(79,70,229,.04); }
.opt.correct { background: #ecfdf3; border-color: var(--fz-good); color: #166534; }
.opt.wrong { background: #fef2f2; border-color: var(--fz-bad); color: #991b1b; }
.expl { border-left: 0; border-radius: 12px; background: var(--fz-soft); padding: 12px 14px; font-size: 14px; color: var(--fz-ink-2); line-height: 1.55; }
.disc, .uc-srcnote, .uc-phint { font-style: normal; color: var(--fz-muted); }

/* buttons */
.uc-btn { border-radius: 999px; padding: 11px 18px; font-size: 14px; font-weight: 700; background: var(--accent); border-color: var(--accent); }
.uc-btn.ghost { background: #fff; color: var(--fz-ink); border-color: var(--fz-line); }
.uc-btn:hover { filter: none; transform: translateY(-1px); }

/* mains */
.mq { border: 1px solid var(--fz-line); border-left: 1px solid var(--fz-line); border-radius: var(--fz-r); background: var(--fz-card); box-shadow: var(--fz-shadow); overflow: hidden; }
.mq[open] { background: var(--fz-card); border-color: rgba(79,70,229,.35); }
.mq summary { padding: 18px 20px; }
.mq-paper { border-radius: 999px; background: var(--fz-ink); padding: 3px 10px; }
.mq-marks { color: var(--fz-muted); }
.mq-q { font-size: 17px; line-height: 1.5; color: var(--fz-ink); }
.mq-cue { background: rgba(79,70,229,.08); color: var(--accent); padding: 6px 12px; border-radius: 999px; font-size: 13px; }
.mq-ans { border-top: 1px solid var(--fz-line); padding: 6px 20px 20px; }
.mq-points li, .mq-intro, .mq-concl { font-size: 15px; color: var(--fz-ink-2); }

/* bank tabs, pager, archive, syllabus */
.uc-tabs { border-bottom: 0; gap: 6px; background: var(--fz-soft); border-radius: 999px; padding: 4px; display: inline-flex; }
.uc-tab { border: 0; border-radius: 999px; top: 0; padding: 9px 16px; font-weight: 700; color: var(--fz-ink-2); }
.uc-tab.on { background: var(--fz-card); color: var(--fz-ink); box-shadow: 0 2px 8px rgba(15,18,34,.1); }
.uc-pg { border-radius: 10px; border-color: var(--fz-line); background: var(--fz-card); color: var(--fz-ink-2); }
.uc-pg.on { background: var(--fz-ink); border-color: var(--fz-ink); color: #fff; }
.uc-amonth h3 { color: var(--fz-ink); }
.uc-arow { border-radius: 10px; border-bottom-color: var(--fz-line); padding: 12px 10px; }
.uc-arow:hover { background: var(--fz-card); }
.uc-build { border-radius: 22px; border: 1px dashed #c7cbe0; background: var(--fz-card); }
.uc-subcard, .exam-card { border: 1px solid var(--fz-line); border-top: 4px solid var(--c, var(--accent)); border-radius: var(--fz-r); background: var(--fz-card);
  box-shadow: var(--fz-shadow); transition: transform .15s, box-shadow .15s; }
.uc-subcard:hover, .exam-card:hover { border-color: var(--fz-line); transform: translateY(-3px); box-shadow: 0 12px 32px rgba(15,18,34,.1); }
.stat { border: 1px solid var(--fz-line); border-radius: 14px; background: var(--fz-card); }
.stat b { font-family: var(--fz-sans); color: var(--fz-ink); }
.item { border-bottom-color: var(--fz-line); }
.item .relevance, .item .gk { border-radius: 10px; }
.cal { border-radius: 14px; overflow: hidden; background: var(--fz-card); border-color: var(--fz-line); }

/* footer */
footer { background: #0f1222; color: #a3a8bf; border-top: 0; text-transform: none; letter-spacing: 0; font-weight: 500; font-size: 13.5px;
  line-height: 2; padding: 40px 24px 48px; margin-top: 56px; }
footer a { color: #e6e8f2; }
footer a:hover { color: #fff; }