/* ==========================================================================
   Pninei Halacha — calm, fast, mobile-first reading.
   Design language derived from reference/maariv.html: warm cream paper,
   Crimson Pro serif for reading, restrained brown accents, generous rhythm.
   ========================================================================== */

:root {
  --font-serif: 'Crimson Pro', Georgia, 'Times New Roman', serif;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* light (default) */
  --bg:        #fdf5e6;
  --bg-elev:   #fffaf0;
  --bg-soft:   #f6ecd6;
  --text:      #2c2c2c;
  --text-soft: #6d4c41;
  --text-mut:  #8a7a66;
  --heading:   #1a1a1a;
  --accent:    #5d4037;
  --accent-2:  #7a4a2b;
  --link:      #8a4b1f;
  --rule:      #e0d0b0;
  --rule-soft: #d8c8a8;
  --mark:      #f3e1a8;
  --shadow:    0 1px 2px rgba(60,40,20,.06), 0 6px 24px rgba(60,40,20,.06);
  --header-bg: rgba(253,245,230,.86);
  --maxw:      72rem;
  --reading:   40rem;
}

[data-theme="dark"] {
  --bg:        #16140f;
  --bg-elev:   #211e17;
  --bg-soft:   #1f1c16;
  --text:      #e9e1cf;
  --text-soft: #c3b393;
  --text-mut:  #9a8c72;
  --heading:   #f4ecda;
  --accent:    #d8b27a;
  --accent-2:  #e0bd87;
  --link:      #e0b87d;
  --rule:      #3a342a;
  --rule-soft: #2e2a21;
  --mark:      #5a4a1f;
  --shadow:    0 1px 2px rgba(0,0,0,.3), 0 8px 28px rgba(0,0,0,.35);
  --header-bg: rgba(22,20,15,.86);
}

* { box-sizing: border-box; }

/* overflow-x: clip contains the off-canvas menu/sidebar panels (which sit
   beyond the viewport edges) without creating a scroll container — so sticky
   positioning keeps working. */
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 5rem; overflow-x: clip; }
body { overflow-x: clip; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--link); text-decoration-color: var(--rule-soft); text-underline-offset: 2px; }
a:hover { text-decoration-color: currentColor; }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--accent); color: #fff; padding: .6rem 1rem; border-radius: 0 0 .4rem 0;
}
.skip-link:focus { left: 0; }

img { max-width: 100%; }

/* ---- Header / navigation ------------------------------------------------ */

.site-header {
  position: sticky; top: 0; z-index: 40;
  border-bottom: 1px solid var(--rule);
}
/* Blur lives on a ::before layer, not on .site-header itself: backdrop-filter
   on the header would make it the containing block for the fixed mobile menu,
   clipping the drawer to the header's height. */
.site-header::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: var(--header-bg);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  backdrop-filter: saturate(1.4) blur(10px);
}
.bar {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex; align-items: center; gap: 1rem;
  padding: .55rem max(1rem, env(safe-area-inset-left)) .55rem max(1rem, env(safe-area-inset-right));
}
.brand {
  font-family: var(--font-serif);
  font-weight: 600; font-size: 1.3rem; letter-spacing: .2px;
  color: var(--accent); text-decoration: none; white-space: nowrap;
}
.brand:hover { color: var(--accent-2); }

.primary-nav { margin-left: auto; display: flex; align-items: center; gap: .15rem; }
.primary-nav a {
  font-size: .95rem; color: var(--text-soft); text-decoration: none;
  padding: .45rem .7rem; border-radius: .5rem; white-space: nowrap;
}
.primary-nav a:hover { background: var(--bg-soft); color: var(--accent); }
.primary-nav a.active { color: var(--accent); font-weight: 600; }
.primary-nav a.active::after {
  content: ''; display: block; height: 2px; background: var(--accent);
  border-radius: 2px; margin-top: 3px;
}

.theme-toggle {
  margin-left: .35rem; border: 1px solid var(--rule); background: var(--bg-elev);
  color: var(--text-soft); width: 2.2rem; height: 2.2rem; border-radius: 50%;
  cursor: pointer; display: inline-grid; place-items: center; font-size: 1rem;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--rule-soft); }
.theme-icon::before { content: '☾'; }
[data-theme="dark"] .theme-icon::before { content: '☀'; }

.nav-toggle {
  display: none; margin-left: auto; width: 2.6rem; height: 2.6rem;
  background: transparent; border: 1px solid var(--rule); border-radius: .55rem;
  cursor: pointer; padding: 0; flex-direction: column; gap: 4px;
  align-items: center; justify-content: center;
}
.nav-toggle span { width: 18px; height: 2px; background: var(--accent); border-radius: 2px; transition: .2s; }

.nav-scrim {
  position: fixed; inset: 0; z-index: 30; background: rgba(20,15,8,.35);
  -webkit-backdrop-filter: blur(1px); backdrop-filter: blur(1px);
}

/* ---- Layout shells ------------------------------------------------------ */

.reading { width: 100%; max-width: var(--maxw); margin: 0 auto; flex: 1 0 auto; }
.reading.single, .book-index, .search-page, .home { padding: 2rem 1.15rem 4rem; }

.prose { max-width: var(--reading); margin: 0 auto; }

.article-head { margin-bottom: 1.6rem; }
.eyebrow {
  font-family: var(--font-sans); font-size: .74rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .12em; color: var(--accent);
  margin: 0 0 .5rem;
}
.article-head h1 {
  font-family: var(--font-serif); font-weight: 600; color: var(--heading);
  font-size: 2rem; line-height: 1.2; margin: 0; letter-spacing: -.2px;
}
.lede { color: var(--text-soft); font-size: 1.05rem; margin-top: .8rem; }

/* ---- Prose (the reading experience) ------------------------------------ */

.prose {
  font-family: var(--font-serif);
  font-size: 1.18rem;
  line-height: 1.72;
  color: var(--text);
}
.prose p { margin: 1.05em 0; }
.prose h2 {
  font-family: var(--font-serif); font-weight: 600; color: var(--heading);
  font-size: 1.5rem; line-height: 1.25; margin: 2.2em 0 .6em;
  padding-bottom: .25em; border-bottom: 1px solid var(--rule);
}
.prose h3 {
  font-family: var(--font-serif); font-weight: 600; color: var(--accent);
  font-size: 1.28rem; margin: 1.7em 0 .4em;
}
.prose h4 { font-weight: 600; color: var(--text-soft); margin: 1.4em 0 .3em; }
.prose strong { font-weight: 600; color: var(--heading); }
.prose em { color: var(--text-soft); }
.prose ul, .prose ol { padding-left: 1.4em; margin: 1em 0; }
.prose li { margin: .4em 0; }
.prose blockquote {
  margin: 1.3em 0; padding: .2em 1.1em; border-left: 3px solid var(--rule-soft);
  color: var(--text-soft); font-style: italic; background: var(--bg-soft);
  border-radius: 0 .4rem .4rem 0;
}
.prose blockquote p { margin: .6em 0; }
.prose hr { border: 0; border-top: 1px solid var(--rule); margin: 2.4em 0; }
.prose a { font-weight: 500; }
/* Preserved footnote reference markers ([1] links) -> superscript */
.prose a[href*="ftn"] {
  font-size: .72em; vertical-align: super; line-height: 0; font-weight: 600;
  text-decoration: none; color: var(--accent); padding: 0 .1em;
}
.prose table { width: 100%; border-collapse: collapse; margin: 1.4em 0; font-size: .95em; }
.prose th, .prose td { border: 1px solid var(--rule); padding: .5em .7em; text-align: left; }
.prose th { background: var(--bg-soft); }

/* Liturgical styling, ported from the reference (prayer single-pages only) */
.page-single .prose h2 {
  text-transform: uppercase; letter-spacing: .14em; font-size: 1.05rem;
  font-weight: 600; color: var(--accent); border-bottom: 1px solid var(--rule-soft);
}
.page-single .prose .special-day,
.prose .special-day {
  font-style: italic; margin: 1.1em 0 1.1em .2em; border-left: 3px solid var(--rule-soft);
  padding: .7em 1em; color: var(--text-soft); font-size: .97em;
  background: var(--bg-soft); border-radius: 0 .4rem .4rem 0;
}
.prose .instruction {
  font-size: .9em; color: var(--text-mut); font-style: italic; display: block;
  line-height: 1.45; margin: .2em 0 .6em;
}
.prose .section { margin-bottom: 1.6rem; }
.prose .verse { line-height: 1.75; }
.prose .resp { line-height: 1.75; }
.prose .who {
  display: block; font-family: var(--font-sans); font-size: .7rem; font-style: normal;
  text-transform: uppercase; letter-spacing: .1em; color: var(--accent); font-weight: 600;
  margin-bottom: .1em;
}
.prose .special-day .instruction { margin: .5em 0 0; }
.prose .prayer-credit {
  margin-top: 2.5rem; padding-top: .8rem; border-top: 1px solid var(--rule-soft);
  font-family: var(--font-sans); font-size: .8rem; color: var(--text-mut);
}

.source-link { margin-top: 2.5rem; font-family: var(--font-sans); font-size: .82rem; }
.source-link a { color: var(--text-mut); }

/* ---- On-page table of contents ----------------------------------------- */

.page-toc {
  font-family: var(--font-sans); background: var(--bg-elev);
  border: 1px solid var(--rule); border-radius: .7rem; padding: .9rem 1.1rem;
  margin: 0 0 2rem; font-size: .92rem;
}
.toc-title {
  margin: 0 0 .4rem; font-size: .72rem; text-transform: uppercase;
  letter-spacing: .1em; color: var(--accent); font-weight: 600;
}
.page-toc ul { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 1.4rem; }
.page-toc li { margin: .18rem 0; break-inside: avoid; }
.page-toc li.lvl-3 { padding-left: .9rem; }
.page-toc a { color: var(--text-soft); text-decoration: none; }
.page-toc a:hover { color: var(--accent); text-decoration: underline; }
@media (max-width: 560px) { .page-toc ul { columns: 1; } }

/* ---- Book layout (sidebar + reading) ----------------------------------- */

.book-layout {
  max-width: var(--maxw); margin: 0 auto; flex: 1 0 auto;
  display: grid; grid-template-columns: 18.5rem minmax(0, 1fr);
}
.book-layout .reading { padding: 2rem 1.6rem 4rem; max-width: none; }
.book-layout .prose { margin: 0 auto; }

.book-nav {
  border-right: 1px solid var(--rule);
  background: var(--bg);
}
.book-nav-inner {
  position: sticky; top: 3.6rem; max-height: calc(100vh - 3.6rem);
  overflow-y: auto; padding: 1.6rem 1rem 2rem 1.15rem;
  font-family: var(--font-sans);
  overscroll-behavior: contain;
}
.book-nav-title {
  margin: 0 0 .8rem; font-family: var(--font-serif); font-size: 1.15rem; font-weight: 600;
}
.book-nav-title a { color: var(--accent); text-decoration: none; }
.book-nav details.chap { border-bottom: 1px solid var(--rule-soft); }
.book-nav summary {
  cursor: pointer; list-style: none; padding: .55rem .2rem; font-weight: 600;
  font-size: .92rem; color: var(--text-soft); display: flex; align-items: center; gap: .4rem;
}
.book-nav summary::-webkit-details-marker { display: none; }
.book-nav summary::before {
  content: '›'; color: var(--accent); transition: transform .15s; display: inline-block;
}
.book-nav details[open] > summary::before { transform: rotate(90deg); }
.book-nav summary:hover { color: var(--accent); }
.book-nav ul { list-style: none; margin: 0 0 .6rem; padding: 0 0 0 .9rem; }
.book-nav ul li { margin: 0; }
.book-nav ul a {
  display: block; padding: .35rem .5rem; font-size: .88rem; line-height: 1.35;
  color: var(--text-soft); text-decoration: none; border-radius: .4rem;
  border-left: 2px solid transparent;
}
.book-nav ul a:hover { background: var(--bg-soft); color: var(--accent); }
.book-nav ul a.active {
  color: var(--accent); font-weight: 600; background: var(--bg-soft);
  border-left-color: var(--accent);
}

.book-nav-open {
  display: none; font-family: var(--font-sans); font-size: .9rem;
  background: var(--bg-elev); border: 1px solid var(--rule); color: var(--text-soft);
  padding: .5rem .8rem; border-radius: .55rem; cursor: pointer; margin-bottom: 1.4rem;
}

/* ---- Prev / next -------------------------------------------------------- */

.prev-next {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  max-width: var(--reading); margin: 3rem auto 0;
  font-family: var(--font-sans);
}
.prev-next .pn {
  display: flex; flex-direction: column; gap: .25rem; padding: .9rem 1rem;
  border: 1px solid var(--rule); border-radius: .7rem; text-decoration: none;
  background: var(--bg-elev); color: var(--text); transition: border-color .15s, transform .15s;
}
.prev-next .pn:hover { border-color: var(--accent); transform: translateY(-1px); }
.prev-next .pn.next { text-align: right; }
.prev-next .pn-dir { font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); }
.prev-next .pn-title { font-size: .95rem; color: var(--text); }
.prev-next .pn.empty { border: 0; background: none; }

/* ---- Book index --------------------------------------------------------- */

.index-head { max-width: var(--reading); }
.btn {
  display: inline-block; font-family: var(--font-sans); font-weight: 600; font-size: .95rem;
  background: var(--accent); color: #fff; padding: .6rem 1.1rem; border-radius: .55rem;
  text-decoration: none;
}
.btn:hover { background: var(--accent-2); }
[data-theme="dark"] .btn { color: #1a160f; }

.index-chapter { max-width: var(--reading); margin: 2.4rem auto 0; }
.index-chapter h2 {
  font-family: var(--font-serif); font-size: 1.4rem; font-weight: 600; color: var(--heading);
  margin: 0 0 .6rem; padding-bottom: .3rem; border-bottom: 1px solid var(--rule);
}
.index-list { font-family: var(--font-sans); margin: 0; padding-left: 1.3rem; }
.index-list li { margin: .35rem 0; }
.index-list a { color: var(--text-soft); text-decoration: none; }
.index-list a:hover { color: var(--accent); text-decoration: underline; }

/* ---- Home --------------------------------------------------------------- */

.home { max-width: var(--maxw); margin: 0 auto; flex: 1 0 auto; }
.hero { text-align: center; padding: 4rem 1.2rem 2.5rem; max-width: 42rem; margin: 0 auto; }
.hero h1 {
  font-family: var(--font-serif); font-weight: 600; color: var(--heading);
  font-size: clamp(2.2rem, 7vw, 3.2rem); margin: 0; letter-spacing: -.5px;
}
.hero-sub { color: var(--text-soft); font-size: 1.15rem; margin: .8rem auto 2rem; max-width: 32rem; }
.hero-search { display: flex; gap: .5rem; max-width: 32rem; margin: 0 auto; }
.hero-search input {
  flex: 1; font: inherit; font-size: 1rem; padding: .75rem 1.1rem;
  border: 1px solid var(--rule); border-radius: 2rem; background: var(--bg-elev); color: var(--text);
}
.hero-search input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.hero-search button {
  font: inherit; font-weight: 600; background: var(--accent); color: #fff; border: 0;
  padding: 0 1.3rem; border-radius: 2rem; cursor: pointer;
}
.hero-search button:hover { background: var(--accent-2); }
[data-theme="dark"] .hero-search button { color: #1a160f; }
.continue { margin-top: 1.4rem; font-family: var(--font-sans); font-size: .95rem; }
.continue a { font-weight: 600; }

.home-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  gap: 1.1rem; padding: 1.5rem 1.2rem 4rem; max-width: 60rem; margin: 0 auto;
}
.home-card {
  display: flex; flex-direction: column; gap: .35rem; padding: 1.4rem 1.4rem 1.5rem;
  background: var(--bg-elev); border: 1px solid var(--rule); border-radius: .9rem;
  text-decoration: none; color: var(--text); box-shadow: var(--shadow);
  transition: transform .15s, border-color .15s;
}
.home-card:hover { transform: translateY(-3px); border-color: var(--accent); }
.card-lang { font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text-mut); }
.card-title { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600; color: var(--accent); }
.card-desc { color: var(--text-soft); font-size: .95rem; }

/* ---- Search ------------------------------------------------------------- */

.search-page { max-width: var(--reading) !important; }
.search-form input {
  width: 100%; font: inherit; font-size: 1.1rem; padding: .8rem 1.1rem;
  border: 1px solid var(--rule); border-radius: 2rem; background: var(--bg-elev); color: var(--text);
}
.search-form input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.search-status { font-family: var(--font-sans); color: var(--text-mut); font-size: .9rem; margin: 1rem 0; min-height: 1.2em; }
.search-results { display: flex; flex-direction: column; gap: .8rem; }
.result {
  display: block; padding: 1rem 1.1rem; border: 1px solid var(--rule); border-radius: .7rem;
  background: var(--bg-elev); text-decoration: none; color: var(--text);
}
.result:hover { border-color: var(--accent); }
.result .r-sec { font-family: var(--font-sans); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); }
.result .r-title { font-family: var(--font-serif); font-size: 1.2rem; font-weight: 600; color: var(--heading); margin: .15rem 0; }
.result .r-snip { font-family: var(--font-sans); color: var(--text-soft); font-size: .92rem; line-height: 1.5; }
.result mark { background: var(--mark); color: inherit; padding: 0 .1em; border-radius: 2px; }

/* ---- Footer ------------------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--rule); margin-top: auto;
  font-family: var(--font-sans); color: var(--text-mut); font-size: .85rem;
  text-align: center; padding: 1.6rem 1rem calc(1.6rem + env(safe-area-inset-bottom));
}
.site-footer p { margin: 0; }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1000px) {
  .book-layout { grid-template-columns: 1fr; }
  .book-nav {
    position: fixed; top: 0; bottom: 0; left: 0; z-index: 35; width: min(20rem, 84vw);
    border-right: 1px solid var(--rule); background: var(--bg-elev);
    transform: translateX(-100%); transition: transform .22s ease; box-shadow: var(--shadow);
  }
  body.booknav-open .book-nav { transform: translateX(0); }
  .book-nav-inner { top: 0; max-height: 100vh; padding-top: 1.2rem; }
  .book-nav-open { display: inline-block; }
  .book-layout .reading { padding: 1.4rem 1.15rem 3.5rem; }
}

@media (max-width: 820px) {
  body { font-size: 16px; }
  .nav-toggle { display: flex; }
  .primary-nav {
    position: fixed; top: 0; right: 0; bottom: 0; z-index: 36;
    width: min(20rem, 82vw); margin: 0; padding: 4.5rem 1.1rem 2rem;
    flex-direction: column; align-items: stretch; gap: .15rem;
    background: var(--bg-elev); border-left: 1px solid var(--rule);
    transform: translateX(100%); transition: transform .22s ease; box-shadow: var(--shadow);
    overflow-y: auto;
  }
  body.nav-open .primary-nav { transform: translateX(0); }
  .primary-nav a { padding: .75rem .8rem; border-radius: .55rem; font-size: 1.05rem; }
  .primary-nav a.active::after { display: none; }
  .primary-nav a.active { background: var(--bg-soft); }
  .theme-toggle { margin: .8rem 0 0; width: auto; height: auto; border-radius: .55rem; padding: .6rem; }
  .theme-toggle::after { content: ' Dark / light'; font-size: .9rem; font-family: var(--font-sans); }
  [data-theme="dark"] .theme-toggle::after { content: ' Light / dark'; }
}

@media (max-width: 560px) {
  .reading.single, .book-index, .search-page, .home { padding-left: 1rem; padding-right: 1rem; }
  .prose { font-size: 1.14rem; }
  .article-head h1 { font-size: 1.7rem; }
  .hero { padding-top: 2.6rem; }
  .hero-search { flex-direction: column; }
  .hero-search button { padding: .7rem; }
  .prev-next { grid-template-columns: 1fr; }
  .prev-next .pn.next { text-align: left; }
  .prev-next .pn.empty { display: none; }
  .home-grid { grid-template-columns: 1fr; }
}

@media print {
  .site-header, .book-nav, .prev-next, .site-footer, .page-toc, .book-nav-open, .nav-scrim { display: none !important; }
  .book-layout { display: block; }
  .prose { max-width: none; }
}

/* ---- Auto-scroll control (prayer pages) ---------------------------------- */
.autoscroll {
  position: fixed; z-index: 40;
  right: max(16px, env(safe-area-inset-right)); bottom: max(16px, env(safe-area-inset-bottom));
  display: flex; align-items: center; gap: .15rem; padding: .25rem;
  background: var(--bg-elev); border: 1px solid var(--rule); border-radius: 999px;
  box-shadow: var(--shadow); font-family: var(--font-sans);
}
.autoscroll button {
  border: 0; background: transparent; color: var(--accent); cursor: pointer;
  font: inherit; line-height: 1; border-radius: 999px;
}
.autoscroll .as-btn { width: 2.4rem; height: 2.4rem; font-size: 1.25rem; }
.autoscroll .as-btn:hover { background: var(--bg-soft); }
.autoscroll .as-play {
  display: flex; align-items: center; gap: .45rem; height: 2.4rem; padding: 0 .9rem;
  background: var(--accent); color: var(--bg-elev); font-size: .9rem; font-weight: 600;
}
.autoscroll .as-icon { font-size: .8rem; min-width: 1em; text-align: center; }
.autoscroll .as-speed { font-variant-numeric: tabular-nums; min-width: 1.2em; }
.autoscroll button:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }
@media print { .autoscroll { display: none; } }
/* keep the last lines readable above the control */
.page-single main { padding-bottom: 5rem; }