/* Infusion Notes Current Affairs — public pages (mobile first, no web fonts, no frameworks). */
.inca { --inca-ink: #1f2937; --inca-muted: #5b6475; --inca-line: #e3e6ec; --inca-navy: #1b2a4a; --inca-accent: #c62828; --inca-soft: #f6f7fa; --inca-gap: 32px; color: var(--inca-ink); }
.inca *, .inca *::before, .inca *::after { box-sizing: border-box; }
.inca-wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }
.inca a { color: #1d4ed8; }
.inca-muted { color: var(--inca-muted); }

/* Section nav */
.inca-nav { background: var(--inca-navy); color: #fff; margin: 0 0 16px; }
.inca-nav__in { display: flex; align-items: center; gap: 8px 14px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
.inca-nav a { color: #fff; text-decoration: none; }
.inca-nav__home { font-weight: 800; margin-right: auto; }
.inca-nav__tabs { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; overflow-x: auto; scrollbar-width: none; order: 3; width: 100%; }
.inca-nav__tabs a { display: block; padding: 7px 12px; border-radius: 999px; font-size: .875rem; font-weight: 700; white-space: nowrap; background: rgb(255 255 255 / 8%); }
.inca-nav__tabs a[aria-current="page"] { background: #fff; color: var(--inca-navy); }
.inca-nav__lang { padding: 5px 12px; border: 1px solid rgb(255 255 255 / 50%); border-radius: 999px; font-size: .875rem; font-weight: 700; }
@media (min-width: 900px) { .inca-nav__tabs { order: 0; width: auto; } }

.inca-crumbs ol { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; margin: 0 0 10px; padding: 0; font-size: .8125rem; color: var(--inca-muted); }
.inca-crumbs li + li::before { content: "›"; margin-right: 4px; }
.inca-crumbs a { color: var(--inca-muted); }

.inca-head { margin: 0 0 18px; }
.inca-head h1 { margin: 0 0 6px; font-size: clamp(1.5rem, 4.6vw, 2.25rem); line-height: 1.25; }
.inca-kicker { margin: 0 0 4px; color: var(--inca-accent); font-weight: 800; font-size: .875rem; }
.inca-meta { margin: 0 0 12px; color: var(--inca-muted); font-size: .9375rem; }
.inca-lead { color: var(--inca-muted); max-width: 720px; }

/* Buttons */
.inca-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.inca-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 8px 16px; border-radius: 10px; border: 1.5px solid var(--inca-navy); background: var(--inca-navy); color: #fff !important; font-weight: 700; text-decoration: none; cursor: pointer; font: inherit; font-weight: 700; }
.inca-btn small { font-weight: 400; opacity: .85; }
.inca-btn--pdf { background: var(--inca-accent); border-color: var(--inca-accent); }
.inca-btn--quiz { background: #17643a; border-color: #17643a; }
.inca-btn--ghost { background: #fff; color: var(--inca-navy) !important; }
.inca-btn.is-disabled { background: #eceef2; border-color: #d6dae2; color: #6b7280 !important; cursor: default; }
.inca-more { font-weight: 700; }

/* Layout */
.inca-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; }
@media (min-width: 1024px) { .inca-grid { grid-template-columns: minmax(0, 1fr) 300px; gap: 40px; } }
.inca-side { display: grid; gap: 16px; align-content: start; }
.inca-box { border: 1px solid var(--inca-line); border-radius: 14px; padding: 14px 16px; background: #fff; }
.inca-box__h { font-size: 1rem; margin: 0 0 10px; }
.inca-box--actions { display: none; }
@media (min-width: 1024px) { .inca-box--actions { display: grid; gap: 8px; position: sticky; top: 90px; } }

/* Article */
.inca-hero { margin: 0 0 18px; }
.inca-hero { margin: 0 0 16px; }
.inca-hero img { display: block; width: 100%; height: auto; max-height: 420px; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 12px; }
.inca-toc { border: 1px solid var(--inca-line); background: var(--inca-soft); border-radius: 12px; padding: 12px 16px; margin: 0 0 var(--inca-gap); }
.inca-toc__h { margin: 0 0 6px; font-weight: 800; }
.inca-toc ol { margin: 0; padding-left: 20px; }
.inca-toc li { margin: 4px 0; }
.inca-story { margin: 0 0 var(--inca-gap); scroll-margin-top: 90px; }
.inca-story h2 { font-size: clamp(1.25rem, 3.6vw, 1.625rem); line-height: 1.3; margin: 0 0 12px; padding-bottom: 6px; border-bottom: 3px solid var(--inca-accent); }
.inca-summary { background: #fff7e6; border: 1px solid #f3d38a; border-left: 5px solid #e0a100; border-radius: 10px; padding: 10px 14px; margin: 0 0 14px; }
.inca-summary__h { margin: 0 0 4px; font-weight: 800; color: #8a5a00; font-size: .875rem; text-transform: uppercase; letter-spacing: .04em; }
.inca-summary ul { margin: 0; padding-left: 20px; }
.inca-content { font-size: 1.0625rem; line-height: 1.75; overflow-wrap: anywhere; }
.inca-content h3 { font-size: 1.1875rem; margin: 20px 0 8px; }
.inca-content h4 { font-size: 1.0625rem; margin: 16px 0 6px; }
.inca-content img { max-width: 100%; height: auto; border-radius: 8px; }
.inca-table { overflow-x: auto; margin: 12px 0; -webkit-overflow-scrolling: touch; }
.inca-content table { width: 100%; min-width: 320px; border-collapse: collapse; font-size: .9375rem; }
.inca-content th, .inca-content td { border: 1px solid var(--inca-line); padding: 8px 10px; text-align: left; vertical-align: top; }
.inca-content th { background: var(--inca-soft); }
.inca-content blockquote { margin: 12px 0; padding: 6px 14px; border-left: 4px solid var(--inca-line); color: #374151; }
.inca-map { font-size: .875rem; color: var(--inca-muted); margin: 10px 0; }
.inca-map__h { font-weight: 700; }
.inca-chip { display: inline-block; padding: 2px 10px; margin: 2px 0; border-radius: 999px; background: var(--inca-soft); border: 1px solid var(--inca-line); color: var(--inca-ink); }
.inca-sources { font-size: .875rem; color: var(--inca-muted); border-top: 1px dashed var(--inca-line); padding-top: 8px; margin-top: 12px; }
.inca-sources__h { margin: 0 0 4px; font-weight: 700; }
.inca-sources ul { margin: 0; padding-left: 18px; }
.inca-pager { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin: 24px 0; font-weight: 700; }
.inca-pager span[aria-current] { padding: 0 6px; }

/* Lists and cards */
.inca-sec { margin: 0 0 28px; }
.inca-sec h2 { font-size: 1.25rem; margin: 0 0 12px; }
.inca-cols { display: grid; gap: 20px; }
@media (min-width: 800px) { .inca-cols { grid-template-columns: 1fr 1fr; } }
.inca-cols h3 { font-size: 1.0625rem; margin: 0 0 8px; }
.inca-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.inca-list--grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.inca-card a { display: flex; flex-direction: column; gap: 2px; padding: 10px 14px; border: 1px solid var(--inca-line); border-radius: 12px; background: #fff; color: var(--inca-ink); text-decoration: none; }
.inca-card a:hover { border-color: var(--inca-navy); }
.inca-card__date { font-size: .8125rem; color: var(--inca-accent); font-weight: 700; }
.inca-card__title { font-weight: 700; line-height: 1.35; }
.inca-card__meta { font-size: .8125rem; color: var(--inca-muted); }
.inca-list--compact .inca-card a { padding: 8px 10px; }
.inca-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 0 0 24px; }
@media (min-width: 800px) { .inca-tiles { grid-template-columns: repeat(4, 1fr); } }
.inca-tile { display: flex; align-items: center; justify-content: center; min-height: 72px; padding: 12px; border-radius: 14px; background: var(--inca-navy); color: #fff !important; font-weight: 800; text-align: center; text-decoration: none; }
.inca-tile--india { background: #17643a; }
.inca-tile--state { background: #7a3e00; }
.inca-tile--pdf { background: var(--inca-accent); }
.inca-months, .inca-states { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.inca-months a, .inca-states a { display: inline-flex; gap: 6px; align-items: center; padding: 6px 12px; border: 1px solid var(--inca-line); border-radius: 999px; background: #fff; color: var(--inca-navy); font-weight: 700; font-size: .875rem; text-decoration: none; }
.inca-months span { color: var(--inca-muted); font-weight: 400; }

/* Products */
.inca-products ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.inca-products--hub ul { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.inca-prod a { display: grid; grid-template-columns: 56px 1fr; gap: 4px 10px; align-items: center; color: var(--inca-ink); text-decoration: none; }
.inca-prod img { width: 56px; height: 56px; object-fit: cover; border-radius: 8px; grid-row: span 2; }
.inca-prod__t { font-weight: 700; font-size: .875rem; line-height: 1.3; }
.inca-prod__p { font-size: .8125rem; color: var(--inca-accent); }

/* PDF archive */
.inca-filter { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: flex-end; margin: 0 0 18px; padding: 12px; background: var(--inca-soft); border-radius: 12px; }
.inca-filter label { display: flex; flex-direction: column; font-size: .8125rem; font-weight: 700; gap: 2px; }
.inca-filter select { min-height: 40px; }
.inca-pdfs { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
@media (min-width: 800px) { .inca-pdfs { grid-template-columns: 1fr 1fr; } }
.inca-pdfcard { display: flex; gap: 12px; padding: 12px; border: 1px solid var(--inca-line); border-radius: 14px; background: #fff; }
.inca-pdfcard__img { width: 64px; height: 84px; object-fit: cover; border-radius: 8px; flex: 0 0 64px; }
.inca-pdfcard__img--ph { display: grid; place-items: center; background: #fdecea; color: var(--inca-accent); font-weight: 800; }
.inca-pdfcard__t { margin: 0 0 4px; font-weight: 800; line-height: 1.3; }
.inca-pdfcard__m { margin: 0 0 8px; font-size: .8125rem; color: var(--inca-muted); }
.inca-pdfcard__a { margin: 0; display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

/* Quiz */
.inca-quiz__static { padding-left: 20px; }
.inca-qs { margin: 0 0 18px; }
.inca-qs__opts { padding-left: 22px; }
.js-inca-quiz .inca-quiz__static { display: none; }
.inca-quiz__app { max-width: 760px; }
.inca-q { border: 1px solid var(--inca-line); border-radius: 14px; padding: 16px; background: #fff; }
.inca-q__n { margin: 0 0 6px; font-size: .875rem; color: var(--inca-muted); font-weight: 700; }
.inca-q__bar { height: 6px; background: var(--inca-soft); border-radius: 6px; margin: 0 0 12px; overflow: hidden; }
.inca-q__bar span { display: block; height: 100%; background: #17643a; }
.inca-q__text { font-size: 1.0625rem; line-height: 1.6; margin: 0 0 12px; }
.inca-q__text img, .inca-q__opt img { max-width: 100%; height: auto; }
.inca-q fieldset { border: 0; margin: 0; padding: 0; }
.inca-q__opt { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border: 1.5px solid var(--inca-line); border-radius: 10px; margin: 0 0 8px; cursor: pointer; }
.inca-q__opt input { margin-top: 4px; flex: 0 0 auto; width: 18px; height: 18px; }
.inca-q__opt:focus-within { border-color: var(--inca-navy); }
.inca-q__opt.is-right { border-color: #17643a; background: #eaf7ef; }
.inca-q__opt.is-wrong { border-color: var(--inca-accent); background: #fdecea; }
.inca-q__input { width: 100%; min-height: 46px; padding: 8px 12px; border: 1.5px solid #9aa4b5; border-radius: 10px; font: inherit; }
.inca-q__hint { font-size: .8125rem; color: var(--inca-muted); margin: 0 0 8px; }
.inca-q__fb { margin: 12px 0 0; padding: 10px 12px; border-radius: 10px; }
.inca-q__fb.is-right { background: #eaf7ef; color: #135b33; }
.inca-q__fb.is-wrong { background: #fdecea; color: #8d1f1f; }
.inca-q__fb.is-partial { background: #fff7e6; color: #8a5a00; }
.inca-q__expl { margin-top: 8px; color: var(--inca-ink); }
.inca-q__actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.inca-q__msg { color: var(--inca-accent); font-size: .875rem; margin: 8px 0 0; min-height: 1.2em; }
.inca-res { border: 1px solid var(--inca-line); border-radius: 14px; padding: 16px; background: #fff; }
.inca-res dl { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin: 12px 0; }
@media (min-width: 640px) { .inca-res dl { grid-template-columns: repeat(5, 1fr); } }
.inca-res dl div { background: var(--inca-soft); border-radius: 10px; padding: 10px; text-align: center; }
.inca-res dt { font-size: .75rem; color: var(--inca-muted); }
.inca-res dd { margin: 2px 0 0; font-size: 1.25rem; font-weight: 800; }
.inca-res__review { margin-top: 12px; }
.inca-math { font-family: "Cambria Math", "STIX Two Math", serif; }