/* BharatBeej: handmade paper, sindoor, haldi and marigold by day; indigo night lit by diyas after dark.
   Each stage of a course has its own colour: śravaṇa haldi, manana leaf, nididhyāsana sindoor. */
:root {
  --paper: #f8efdd;
  --paper-2: #f1e3c8;
  --card: #fffaf0;
  --ink: #2a1a10;
  --ink-2: #5a4232;
  --muted: #8b715c;
  --line: #e4d0ac;
  --sindoor: #b8321f;
  --sindoor-ink: #fff6ea;
  --haldi: #e3a21a;
  --marigold: #f08a24;
  --leaf: #3f7a3a;
  --peacock: #0e6b6b;
  --gold: #b58a2a;
  --glow: rgba(240, 160, 40, .35);
  --hl: #ffd36b;
  --shadow: 0 1px 2px rgba(90, 50, 10, .08), 0 14px 40px -12px rgba(120, 60, 10, .25);
  --head: "Tiro Devanagari Sanskrit", "Noto Serif", Georgia, serif;
  --deva-display: "Yatra One", "Tiro Devanagari Sanskrit", serif;
  --body: "Mukta", system-ui, -apple-system, sans-serif;
  /* older names, used across the course pages */
  --bg: var(--paper);
  --surface: var(--card);
  --surface-2: var(--paper-2);
  --accent: var(--sindoor);
  --accent-ink: var(--sindoor-ink);
  --accent-soft: color-mix(in srgb, var(--sindoor) 13%, var(--card));
  --hl-ink: #2a1a10;
  --done: var(--leaf);
  --serif: "Literata", "Iowan Old Style", Charter, Georgia, serif;   /* course reading text (loaded by course.html) */
  --deva: "Tiro Devanagari Sanskrit", "Noto Serif Devanagari", serif;
  --sans: var(--body);
  --top-h: 60px;
  --rail-h: 0px;
  --nav-w: 300px;
  --player-h: 92px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0d0f22; --paper-2: #141733; --card: #161a38; --ink: #f4e8d2; --ink-2: #d4c3a6; --muted: #9c8d77;
    --line: #2b2f57; --sindoor: #ff6b4a; --sindoor-ink: #1a0c06; --haldi: #f2b843; --marigold: #ff9d3c; --leaf: #6fb565;
    --peacock: #3cc0b0; --gold: #e2b85a; --glow: rgba(255, 170, 60, .45); --hl: #f2b843;
    --shadow: 0 1px 2px rgba(0,0,0,.5), 0 18px 50px -16px rgba(0,0,0,.7); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0d0f22; --paper-2: #141733; --card: #161a38; --ink: #f4e8d2; --ink-2: #d4c3a6; --muted: #9c8d77;
  --line: #2b2f57; --sindoor: #ff6b4a; --sindoor-ink: #1a0c06; --haldi: #f2b843; --marigold: #ff9d3c; --leaf: #6fb565;
  --peacock: #3cc0b0; --gold: #e2b85a; --glow: rgba(255, 170, 60, .45); --hl: #f2b843;
  --shadow: 0 1px 2px rgba(0,0,0,.5), 0 18px 50px -16px rgba(0,0,0,.7); color-scheme: dark;
}

/* stage colours */
.s-begin { --sc: var(--gold); --sc-on: #2a1a10; }
.s-sravana { --sc: var(--haldi); --sc-on: #2a1a10; }
.s-manana { --sc: var(--leaf); --sc-on: #fffaf0; }
.s-nididhyasana { --sc: var(--sindoor); --sc-on: var(--sindoor-ink); }
.s-begin, .s-sravana, .s-manana, .s-nididhyasana { --sc-ink: color-mix(in srgb, var(--sc) 72%, var(--ink)); --sc-soft: color-mix(in srgb, var(--sc) 14%, var(--card)); }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 21px/1.75 var(--serif); }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
h1, h2, h3 { line-height: 1.2; font-weight: 400; font-family: var(--serif); letter-spacing: -.012em; }
[lang="sa"] { font-family: var(--deva); }
button { font: inherit; color: inherit; }
kbd { font: 12px var(--sans); padding: 1px 6px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); }
::selection { background: var(--hl); color: #2a1a10; }

/* paper grain, very faint; a plain overlay so it costs nothing to keep on screen */
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 100; opacity: .35;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .3 0 0 0 0 .15 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
:root[data-theme="dark"] body::before { opacity: .2; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) body::before { opacity: .2; } }

/* ── logo and top bar ─────────────────────────────────────────────────── */
.logo { width: 34px; height: 34px; flex: none; }
.wordmark { display: flex; flex-direction: column; line-height: 1; }
.wordmark [lang="sa"] { font: 19px var(--deva-display); color: var(--sindoor); }
.wordmark b { font: 600 9.5px var(--body); letter-spacing: .38em; color: var(--ink-2); margin-top: 3px; }
.topbar { position: sticky; top: 0; z-index: 40; display: flex; align-items: center; gap: 12px; height: var(--top-h);
  padding: 0 16px; background: var(--bg);
  border-bottom: 1px solid var(--line); font-family: var(--sans); font-size: 15px; }
.brand { display: flex; align-items: center; gap: 9px; color: var(--ink); text-decoration: none; }
.crumb { display: flex; flex-direction: column; min-width: 0; padding-left: 12px; border-left: 1px solid var(--line); line-height: 1.15;
  color: var(--ink); text-decoration: none; }
.crumb [lang="sa"] { font-size: 16px; color: var(--sindoor); white-space: nowrap; }
.crumb-en { font-size: 13px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.spacer { flex: 1; }
.icon-btn { width: 40px; height: 40px; flex: none; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--line);
  background: var(--card); cursor: pointer; }
.icon-btn svg { width: 20px; height: 20px; fill: none; stroke: var(--ink-2); stroke-width: 1.8; stroke-linecap: round; }
#theme-toggle svg { stroke: var(--haldi); } #theme-toggle svg circle { fill: var(--haldi); }
#nav-toggle { display: none; }

/* ── stage icon ───────────────────────────────────────────────────────── */
.stage-icon { width: 22px; height: 22px; flex: none; fill: none; stroke: var(--sc-ink); stroke-width: 1.6; stroke-linecap: round; }
.stage-icon .fill { fill: var(--sc); stroke: none; }

/* ── the mala: course steps as beads (small screens) ──────────────────── */
.rail { display: none; }

/* ── course layout ────────────────────────────────────────────────────── */
.course { display: grid; grid-template-columns: var(--nav-w) minmax(0, 1fr); min-height: calc(100vh - var(--top-h)); }
.sidenav { position: sticky; top: var(--top-h); height: calc(100vh - var(--top-h)); overflow-y: auto; padding: 22px 14px 40px 16px;
  border-right: 1px solid var(--line); font-family: var(--sans); font-size: 16.5px; line-height: 1.35; background: var(--bg); }
.has-player .sidenav { height: calc(100vh - var(--top-h) - var(--player-h)); }
.side-topic { display: block; text-decoration: none; color: var(--ink); padding: 0 6px 12px; }
.side-deva { display: block; font-size: 22px; color: var(--sindoor); }
.side-title { display: block; font: 20px var(--serif); }
.side-src { display: block; color: var(--muted); font-size: 13px; }
.side-progress { height: 5px; margin: 4px 6px 4px; border-radius: 5px; background: var(--surface-2); overflow: hidden; }
.side-progress span { display: block; height: 100%; width: 0; border-radius: 5px; background: linear-gradient(90deg, var(--haldi), var(--leaf), var(--sindoor)); transition: width .3s; }
.side-count { margin: 0 6px 10px; font-size: 13.5px; color: var(--muted); }
.side-stage { margin-top: 16px; }
.side-stage header { display: flex; align-items: center; gap: 9px; padding: 6px; }
.side-stage-name { display: flex; flex-direction: column; line-height: 1.15; font-size: 12.5px; font-weight: 600; letter-spacing: .04em; color: var(--muted); }
.side-stage-name [lang="sa"] { font: 20px var(--deva); letter-spacing: 0; color: var(--sc-ink); }
.side-stage-count { margin-left: auto; font-size: 12px; font-weight: 600; color: var(--sc-ink); background: var(--sc-soft); padding: 1px 8px; border-radius: 999px; }
.side-stage-count:empty { display: none; }
.sidenav ul { list-style: none; margin: 0; padding: 0; }
.side-stage ul { margin-left: 16px; padding-left: 0; border-left: 1.5px dotted color-mix(in srgb, var(--sc) 60%, transparent); }
.side-plain { margin-top: 6px; }
.sidenav li a { display: grid; grid-template-columns: 16px 1fr; column-gap: 9px; align-items: center; padding: 6px 8px; border-radius: 9px;
  color: var(--ink-2); text-decoration: none; }
.side-stage li a { margin-left: -9px; }
.sidenav li a small { grid-column: 2; color: var(--muted); font-size: 14px; }
.sidenav li a [lang="sa"] { font-size: 17.5px; }
.sidenav li a:hover { background: var(--surface-2); }
.sidenav li a.current { background: var(--sc-soft, var(--accent-soft)); color: var(--ink); font-weight: 600; }
.side-plain li a.current { background: var(--accent-soft); }
.tick { grid-row: span 2; width: 16px; height: 16px; border-radius: 50%; border: 1.5px solid color-mix(in srgb, var(--sc, var(--muted)) 70%, var(--line)); background: var(--bg); }
.side-plain .tick { --sc: var(--gold); }
a.visited .tick { background: var(--sc, var(--done)); border-color: var(--sc, var(--done)); box-shadow: inset 0 0 0 3px var(--bg); }
a.current .tick { border-width: 2px; border-color: var(--sc, var(--accent)); }
.content { width: 100%; max-width: 860px; padding: 34px 48px 64px; }
.has-player .content { padding-bottom: calc(var(--player-h) + 40px); }

/* stage chip and intro, at the top of every lesson */
.stage-chip { display: inline-flex; align-items: center; gap: 7px; margin: 0 0 18px; padding: 4px 14px 4px 8px; border-radius: 999px;
  background: var(--sc-soft); color: var(--sc-ink); font: 600 14px var(--sans); }
.stage-chip [lang="sa"] { font-size: 16px; font-weight: 400; }
.stage-step { margin-left: 6px; padding-left: 10px; border-left: 1px solid color-mix(in srgb, var(--sc) 40%, transparent); font-weight: 500; color: var(--ink-2); }
.stage-intro { margin: -4px 0 26px; padding: 14px 18px; border-left: 4px solid var(--sc); border-radius: 0 14px 14px 0; background: var(--sc-soft); }
.stage-intro p { margin: 0; font-size: 20px; font-style: italic; color: var(--ink); }

.eyebrow { font: 500 13px var(--sans); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 6px; }
.page-head h1, .page-hero h1 { font-size: clamp(36px, 5.4vw, 52px); margin: 0 0 12px; }
.h-deva { display: block; font-size: .7em; color: var(--sindoor); margin-bottom: 2px; }
.h-sub { display: block; font-size: .5em; font-style: italic; color: var(--ink-2); margin-top: 4px; }
.lede { font-size: 23px; line-height: 1.55; color: var(--ink-2); margin: 0 0 18px; }
.muted { color: var(--muted); } .small { font-size: 15px; }
.hint { font: 15px var(--sans); color: var(--muted); margin-top: 28px; }

/* overview */
.opening { margin: 24px 0; padding: 20px 24px; border-left: 4px solid var(--sindoor); background: var(--surface); border-radius: 0 14px 14px 0; box-shadow: var(--shadow); }
.opening p { margin: 0; }
.opening .deva { font-size: 31px; color: var(--sindoor); }
.opening .iast { font-style: italic; color: var(--ink-2); }
.opening .en { margin-top: 6px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 8px 0 18px; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 12px 22px; border-radius: 999px; border: 1.5px solid var(--line); background: var(--surface);
  color: var(--ink); font: 600 16px var(--sans); text-decoration: none; transition: transform .2s; }
.btn:hover { transform: translateY(-2px); }
.btn.primary { background: linear-gradient(135deg, var(--sindoor), color-mix(in srgb, var(--sindoor) 70%, var(--marigold))); border-color: transparent;
  color: var(--sindoor-ink); box-shadow: 0 10px 26px -10px var(--sindoor); }
.btn [lang="sa"] { font-weight: 400; }
.path h2 { font-size: 34px; margin: 48px 0 4px; }
.path > p { margin: 0 0 18px; font: 16px var(--sans); }
.path-stages { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.path-stage { padding: 20px 22px; border-radius: 18px; background: var(--card); border: 1px solid var(--line); border-top: 4px solid var(--sc); box-shadow: var(--shadow); }
.path-stage header { display: flex; align-items: center; gap: 14px; }
.path-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 50%; background: var(--sc-soft); }
.path-icon .stage-icon { width: 28px; height: 28px; }
.path-deva { display: block; font-size: 26px; line-height: 1.2; color: var(--sc-ink); }
.path-name { display: block; font: 600 14px var(--sans); letter-spacing: .05em; color: var(--muted); }
.path-count { margin-left: auto; font: 600 13px var(--sans); color: var(--sc-ink); background: var(--sc-soft); padding: 3px 10px; border-radius: 999px; }
.path-count:empty { display: none; }
.path-intro { margin: 12px 0 14px; font-size: 19px; color: var(--ink-2); }
.path-steps { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.path-steps a { display: inline-flex; align-items: center; gap: 7px; padding: 6px 13px 6px 8px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--bg); color: var(--ink); text-decoration: none; font: 500 15px var(--sans); }
.path-steps a:hover { border-color: var(--sc); }
.path-steps a [lang="sa"] { font-size: 16px; }
.path-steps .tick { width: 14px; height: 14px; }
.path-label { align-self: center; font: 600 13px var(--sans); color: var(--muted); letter-spacing: .04em; margin-left: 4px; }
.path-steps a.is-verse { width: 36px; height: 36px; padding: 0; justify-content: center; border-color: color-mix(in srgb, var(--sc) 50%, var(--line)); }
.path-steps a.is-verse [lang="sa"] { font-size: 18px; padding-top: 2px; }
.path-steps a.is-verse.visited { background: var(--sc); border-color: var(--sc); color: var(--sc-on); }
.prose h2 { font-size: 33px; margin: 44px 0 10px; }
.prose table { border-collapse: collapse; width: 100%; font-size: 18px; }
.prose td, .prose th { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.prose .source { font-size: 15px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 14px; margin-top: 32px; }
.takeaways h2 { font-size: 33px; margin: 52px 0 18px; }
.take-grid { list-style: none; counter-reset: t; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.take-grid li { counter-increment: t; position: relative; padding: 18px 18px 16px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line); }
.take-grid li::before { content: counter(t, devanagari); position: absolute; top: 12px; right: 16px; font: 28px var(--deva); color: color-mix(in srgb, var(--gold) 55%, transparent); }
.take-grid h3 { margin: 0 0 6px; font-size: 22px; padding-right: 30px; }
.take-grid p { margin: 0; font-size: 18px; line-height: 1.6; color: var(--ink-2); }

/* script switch */
.script-switch { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 3px; background: var(--surface); font: 15px var(--sans); }
.script-switch button { border: 0; background: none; padding: 6px 15px; border-radius: 999px; cursor: pointer; color: var(--ink-2); }
.script-switch button[lang="sa"] { font-family: var(--deva); }
.script-switch button.on { background: var(--sindoor); color: var(--sindoor-ink); }
[data-script="deva"] .script-iast, [data-script="iast"] .script-deva { display: none; }

/* track blocks */
.block { margin: 34px 0; }
.block-label { font: 600 14px var(--sans); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 12px; }
.block-label a { color: inherit; text-decoration: none; } .block-label a:hover { color: var(--accent); }
.block-label span { text-transform: none; letter-spacing: 0; font: italic 18px var(--serif); }
.verse-block { position: relative; padding: 24px 26px; border-radius: 18px; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); }
.verse-block::before { content: ""; position: absolute; inset: 7px; border: 1px dashed color-mix(in srgb, var(--gold) 45%, transparent); border-radius: 13px; pointer-events: none; }
.verse-text .vline { margin: 0; }
.script-deva { font-size: 32px; line-height: 1.8; }
.script-iast { font-size: 21px; font-style: italic; color: var(--ink-2); margin-top: 12px; }
[data-script="iast"] .script-iast { margin-top: 0; font-size: 25px; color: var(--ink); }
.big .script-deva { font-size: 34px; }
.danda { color: var(--sindoor); }
.spoken { margin: 14px 0 0; }
.spoken.translation { font-size: 23px; line-height: 1.6; }
.spoken.interp { color: var(--ink-2); }
.prose-block .spoken { color: var(--ink); }
.verse-quote { font-style: italic; color: var(--muted); margin: 0 0 4px; }
.w, .dw { border-radius: 5px; transition: background-color .12s, color .12s; cursor: pointer; padding: 1px 0; }
.w:hover, .dw:hover { background: var(--surface-2); }
.w.on, .dw.on { background: var(--hl); color: var(--hl-ink); box-shadow: 0 0 0 3px var(--hl); }
.w.read { color: inherit; }
.sw:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* padapatha */
.padapatha { display: grid; grid-template-columns: repeat(auto-fill, minmax(175px, 1fr)); gap: 10px; }
.pp-break { grid-column: 1 / -1; height: 4px; }
.pp { display: flex; flex-direction: column; align-items: flex-start; gap: 1px; text-align: left; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 12px; background: var(--surface); cursor: pointer; transition: background .12s, border-color .12s; }
.pp:hover { border-color: var(--leaf); }
.pp.on { background: var(--hl); border-color: var(--hl); color: var(--hl-ink); }
.pp-word { font-family: var(--serif); font-style: italic; font-size: 20px; }
.pp-parts { font: italic 16px var(--serif); color: var(--sindoor); }
.pp.on .pp-parts { color: var(--hl-ink); }
.pp-mean { font: 16px/1.4 var(--sans); color: var(--ink-2); }
.pp.on .pp-mean { color: var(--hl-ink); }

/* glossary */
.filter { width: 100%; max-width: 360px; padding: 10px 16px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); font: 16px var(--sans); }
.glossary { display: grid; gap: 10px; margin: 24px 0; }
.g-item { padding: 14px 18px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line); }
.g-item dt { display: flex; align-items: baseline; gap: 12px; }
.g-iast { font-style: italic; font-size: 23px; }
.g-deva { font-size: 25px; color: var(--sindoor); }
.g-item dd { margin: 4px 0 0; color: var(--ink-2); font-size: 19px; line-height: 1.6; }

/* quiz */
.quiz { padding-left: 22px; }
.q { margin: 0 0 28px; }
.q-text { font-weight: 500; margin: 0 0 12px; font-size: 22px; line-height: 1.45; }
.q-opts { display: grid; gap: 8px; }
.q-opt { text-align: left; padding: 10px 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); cursor: pointer; font: 19px/1.45 var(--serif); }
.q-opt:hover:not(:disabled) { border-color: var(--accent); }
.q-opt.right { background: color-mix(in srgb, var(--done) 18%, var(--surface)); border-color: var(--done); }
.q-opt.wrong { background: color-mix(in srgb, #c0392b 14%, var(--surface)); border-color: #c0392b; }
.q-opt:disabled { cursor: default; }
.q-why { margin: 10px 0 0; padding: 12px 16px; border-radius: 12px; background: var(--surface-2); font-size: 18px; line-height: 1.55; }
.quiz-score { font: 600 18px var(--sans); padding: 16px 20px; border-radius: 14px; background: var(--accent-soft); }

/* pager */
.pager { display: flex; justify-content: space-between; gap: 12px; margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--line); }
.pager a { display: flex; flex-direction: column; gap: 2px; max-width: 48%; padding: 12px 16px; border-radius: 14px; border: 1px solid var(--line);
  text-decoration: none; color: var(--ink); background: var(--surface); font: 19px var(--serif); }
.pager a.next { text-align: right; margin-left: auto; border-color: var(--sc, var(--sindoor)); background: var(--sc-soft, var(--accent-soft)); }
.pager small { font: 600 12px var(--sans); color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.pager .next small { color: var(--sc-ink, var(--sindoor)); }
.pager small [lang="sa"] { font-size: 14px; text-transform: none; letter-spacing: 0; }

/* player */
.player { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: var(--surface); border-top: 1px solid var(--line); box-shadow: 0 -8px 30px -12px rgba(60, 30, 10, .3); font-family: var(--sans); }
.player::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 3px; background: linear-gradient(90deg, var(--haldi), var(--marigold), var(--sindoor)); opacity: .8; }
.player-row { display: flex; align-items: center; gap: 14px; max-width: 1100px; margin: 0 auto; }
.play { flex: none; width: 52px; height: 52px; border-radius: 50%; border: 0; cursor: pointer; display: grid; place-items: center;
  background: radial-gradient(circle at 35% 30%, var(--marigold), var(--sindoor)); box-shadow: 0 8px 20px -8px var(--sindoor); }
.play svg { width: 26px; height: 26px; fill: var(--sindoor-ink); }
.play .i-pause, .playing .play .i-play { display: none; }
.playing .play .i-pause { display: block; }
.bar-wrap { flex: 1; min-width: 0; }
.section-label { font-size: 14px; color: var(--ink-2); margin-bottom: 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar { position: relative; height: 8px; border-radius: 8px; background: var(--surface-2); cursor: pointer; touch-action: none; }
.bar-fill { position: absolute; inset: 0 auto 0 0; width: 0; border-radius: 8px; background: linear-gradient(90deg, var(--haldi), var(--sindoor)); }
.tick-mark { position: absolute; top: -3px; width: 2px; height: 14px; background: var(--muted); opacity: .45; border-radius: 1px; }
.time { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.chip { flex: none; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg); cursor: pointer; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.chip.on { background: var(--accent-soft); border-color: var(--accent); color: var(--ink); }
.now { display: flex; gap: 10px; align-items: baseline; justify-content: center; max-width: 1100px; margin: 0 auto 6px; font-size: 15px; }
.now-word { font: italic 20px var(--serif); color: var(--sindoor); }
.now-meaning { color: var(--ink-2); }

/* ── small screens: the rail replaces the sidebar; the sidebar becomes a drawer ── */
@media (max-width: 900px) {
  :root { --rail-h: 52px; }
  .course { grid-template-columns: 1fr; }
  #nav-toggle { display: grid; }
  .rail { display: block; position: sticky; top: var(--top-h); z-index: 39; height: var(--rail-h); overflow-x: auto; overflow-y: hidden;
    background: var(--bg); border-bottom: 1px solid var(--line); scrollbar-width: none; scroll-behavior: smooth; }
  .rail::-webkit-scrollbar { display: none; }
  .rail ol { display: flex; align-items: center; gap: 6px; width: max-content; height: 100%; margin: 0; padding: 0 14px; list-style: none;
    background: linear-gradient(color-mix(in srgb, var(--gold) 55%, transparent), color-mix(in srgb, var(--gold) 55%, transparent)) 0 50% / 100% 1px no-repeat; }
  .rail-stage { display: flex; align-items: center; gap: 5px; margin-left: 10px; padding: 3px 10px 3px 6px; border-radius: 999px;
    background: var(--bg); color: var(--sc-ink); font-size: 15px; white-space: nowrap; }
  .rail-stage .stage-icon { width: 18px; height: 18px; }
  .bead { display: grid; place-items: center; height: 34px; min-width: 34px; padding: 0 13px; border-radius: 999px; white-space: nowrap;
    border: 1.5px solid color-mix(in srgb, var(--sc) 55%, var(--line)); background: var(--card); color: var(--ink-2);
    font: 600 14px var(--sans); text-decoration: none; }
  .bead.verse { padding: 0; width: 34px; }
  .bead.verse [lang="sa"] { font-size: 17px; font-weight: 400; line-height: 1; padding-top: 2px; }
  .bead.visited { background: var(--sc-soft); border-color: var(--sc); color: var(--ink); }
  .bead.current { background: var(--sc); border-color: var(--sc); color: var(--sc-on); box-shadow: 0 0 0 3px color-mix(in srgb, var(--sc) 30%, transparent); }
  .sidenav { position: fixed; top: calc(var(--top-h) + var(--rail-h)); left: 0; bottom: 0; height: auto; z-index: 45; width: min(330px, 88vw);
    transform: translateX(-102%); transition: transform .22s ease; box-shadow: var(--shadow); }
  .has-player .sidenav { height: auto; bottom: var(--player-h); }
  .nav-open .sidenav { transform: none; }
  .nav-open::after { content: ""; position: fixed; inset: 0; z-index: 44; background: rgba(20, 10, 0, .35); }
  .content { padding: 22px 18px 48px; }
  body { font-size: 20px; }
  .lede { font-size: 21px; }
  .verse-block { padding: 20px 18px; }
  .script-deva { font-size: 26px; } .big .script-deva { font-size: 28px; }
  .script-iast { font-size: 20px; }
  .padapatha { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .time { display: none; }
  .player-row { gap: 10px; }
  .play { width: 46px; height: 46px; }
}
@media (max-width: 560px) {
  .topbar { gap: 10px; padding: 0 12px; }
  .topbar .wordmark { display: none; }
  .crumb { padding-left: 10px; }
  .pager { flex-direction: column-reverse; }
  .pager a { max-width: none; }
  .pager a.next { text-align: left; }
}
@media (max-width: 420px) { #follow { display: none; } body { font-size: 19px; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }