/* Reading Devanāgarī (source/sanskrit.lisp) -- loaded after style.css
   by the section's pages only, and built on its colour tokens, so
   light and dark follow the site.  The drill's pieces are made by the
   page's script; html[data-skt-sound|mode|voice] are its switches. */

:root {
  --skt-deva: "Noto Serif Devanagari", "Noto Sans Devanagari", "Kohinoor Devanagari",
              "Devanagari Sangam MN", "Nirmala UI", "Mangal", serif;
}
[lang="sa"] { font-family: var(--skt-deva); }

.skt-term { font-size: .65em; font-weight: 400; color: var(--ink-soft); white-space: nowrap; }
.skt-term [lang="sa"] { color: var(--accent-soft); }
.skt-pair { white-space: nowrap; }
.skt-pd { font-size: 1.2em; color: var(--accent); }

/* ---- the sound switch ---- */
.skt-bar { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: 1rem 0 1.25rem; }
.skt-novoice { display: none; font-size: .8rem; color: var(--warn); }
html[data-skt-voice="no"] .skt-novoice { display: inline; }

/* ---- the index ---- */
.skt-lessons { list-style: none; padding: 0; counter-reset: skt; }
.skt-lessons li { counter-increment: skt; }
.skt-lessons a {
  display: grid;
  grid-template-columns: 2rem 1fr auto;
  gap: 0 .5rem;
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: .75rem;
  padding: .6rem 1rem .6rem .75rem;
  margin: .45rem 0;
  text-decoration: none;
  color: var(--ink);
}
.skt-lessons a::before {
  content: counter(skt);
  grid-row: 1 / span 3;
  color: var(--ink-soft);
  font-size: .9rem;
  padding-top: .1rem;
}
.skt-lessons a:hover { border-color: var(--accent-soft); }
.skt-l-title { font-weight: 700; color: var(--accent); }
.skt-l-sample { grid-column: 2; font-size: 1.15rem; color: var(--accent-soft); line-height: 1.6; }
.skt-l-about { grid-column: 2; font-size: .85rem; color: var(--ink-soft); }
.skt-progress {
  grid-column: 3;
  grid-row: 1;
  align-self: start;
  font-size: .7rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink-soft);
  white-space: nowrap;
}
.skt-progress:empty { display: none; }
.skt-progress.skt-drilled {
  background: var(--pill-on);
  color: var(--pill-on-ink);
  border-radius: 999px;
  padding: 0 .5rem;
}

/* ---- letters ---- */
.skt-block { margin: 1.25rem 0 1.75rem; }
h2.skt-group { font-size: 1.05rem; margin: 0 0 .5rem; }
.skt-block .dc-note { margin: .25rem 0 .75rem; }
.skt-cells {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(4.4rem, 1fr));
  gap: .5rem;
}
.skt-cell {
  font: inherit;
  color: var(--ink);
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: .6rem;
  padding: .45rem .2rem .4rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  cursor: pointer;
}
.skt-cell:hover { border-color: var(--accent-soft); }
.skt-d { font-size: 2rem; line-height: 1.45; color: var(--accent); }
.skt-i { font-size: .95rem; color: var(--ink-soft); }
.skt-g { font-size: .75rem; color: var(--gloss); }
html[data-skt-sound="off"] .skt-cell,
html[data-skt-sound="off"] .skt-mini,
html[data-skt-sound="off"] .skt-example { cursor: default; }
.speaking { background: var(--pill) !important; border-color: var(--accent-soft) !important; }

/* the grid of stops */
.skt-varga-wrap { overflow-x: auto; margin: 1rem 0 1.5rem; }
.skt-varga { width: 100%; border-collapse: separate; border-spacing: .35rem; table-layout: fixed; }
.skt-varga th { font-size: .72rem; font-weight: 400; color: var(--ink-soft); line-height: 1.25; }
.skt-varga thead th { text-align: center; vertical-align: bottom; }
.skt-varga tbody th { text-align: left; width: 5.2rem; }
.skt-varga thead th:first-child { width: 5.2rem; }
.skt-row-term { display: block; }
.skt-row-term [lang="sa"] { font-size: 1.1em; color: var(--accent-soft); }
.skt-varga td { padding: 0; }
.skt-varga .skt-cell { padding: .3rem 0 .3rem; }
.skt-varga .skt-d { font-size: 1.7rem; }
.skt-varga .skt-i { font-size: .85rem; }

/* the whole chart of vowel signs */
.skt-chart { margin: 1.5rem 0; }
.skt-chart summary { cursor: pointer; font-weight: 700; color: var(--accent); }
.skt-chart-wrap { overflow-x: auto; margin-top: .75rem; }
.skt-chart table { border-collapse: collapse; }
.skt-chart th { font-size: .8rem; font-weight: 400; color: var(--ink-soft); padding: .1rem .35rem; }
.skt-chart td { padding: 0; border: 1px solid var(--rule); }
.skt-mini {
  font: inherit;
  font-family: var(--skt-deva);
  font-size: 1.35rem;
  line-height: 1.5;
  min-width: 2.6rem;
  background: var(--bg-card);
  color: var(--accent);
  border: 0;
  padding: .1rem .25rem;
  cursor: pointer;
}

/* conjuncts */
.skt-conjuncts {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr));
  gap: .6rem;
}
.skt-conj {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: .6rem;
  padding: .25rem .25rem .5rem;
  text-align: center;
}
.skt-conj .skt-cell { border: 0; background: transparent; }
.skt-parts { margin: 0; font-size: 1.05rem; color: var(--ink-soft); }
.skt-example {
  font: inherit;
  font-size: .9rem;
  background: transparent;
  border: 0;
  color: var(--ink);
  cursor: pointer;
  padding: .1rem .3rem;
  border-radius: .3rem;
}
.skt-example [lang="sa"] { font-size: 1.15rem; color: var(--accent); }
.skt-example i { color: var(--ink-soft); }

/* ---- reading: words and lines, the IAST behind a tap ---- */
.skt-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(8.5rem, 1fr));
  gap: .5rem;
}
.skt-card {
  font: inherit;
  color: var(--ink);
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: .6rem;
  padding: .5rem .5rem .45rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}
.skt-card:hover { border-color: var(--accent-soft); }
.skt-card-d { font-size: 1.6rem; line-height: 1.5; color: var(--accent); }
.skt-reveal { display: flex; flex-direction: column; align-items: center; min-height: 2.4rem; }
.skt-card[aria-expanded="false"] .skt-reveal { visibility: hidden; }
.skt-card-i { font-size: .95rem; color: var(--ink); }
.skt-card-g { font-size: .78rem; color: var(--gloss); line-height: 1.3; text-align: center; }

.skt-lines { display: flex; flex-direction: column; gap: .9rem; }
.skt-line { margin: 0; }
.skt-card-line { align-items: flex-start; text-align: left; padding: .6rem .9rem; }
.skt-card-line .skt-card-d { font-size: 1.45rem; line-height: 1.65; }
.skt-card-line .skt-reveal { align-items: flex-start; min-height: 0; }
.skt-card-line[aria-expanded="false"] .skt-reveal { display: none; }
.skt-reveal-all { background: var(--pill); }
.skt-card-line .skt-card-i { font-size: 1rem; color: var(--ink-soft); }
.skt-half { display: block; }
.skt-line figcaption { font-size: .8rem; color: var(--ink-soft); margin: .3rem 0 0 .2rem; }

/* ---- the drill ---- */
.skt-drill {
  margin: 2.5rem 0 1rem;
  padding: .25rem 1rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: .9rem;
}
.skt-drill h2 { margin-top: 1rem; }
.skt-q-head { display: flex; justify-content: space-between; gap: .5rem; font-size: .8rem; color: var(--ink-soft); }
.skt-meter { height: .3rem; background: var(--pill); border-radius: 999px; margin: .35rem 0 .5rem; overflow: hidden; }
.skt-meter span { display: block; height: 100%; background: var(--accent-soft); width: 0; }
.skt-prompt { text-align: center; color: var(--accent); margin: .75rem 0 1rem; line-height: 1.4; }
.skt-prompt-d { font-size: 3.2rem; }
.skt-prompt-i { font-size: 2.1rem; }
.skt-choices { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.skt-choice {
  font: inherit;
  min-height: 3.4rem;
  font-size: 1.25rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: .6rem;
  cursor: pointer;
  padding: .3rem .5rem;
}
.skt-choice[lang="sa"] { font-family: var(--skt-deva); font-size: 1.8rem; line-height: 1.3; }
.skt-choice:hover:not(:disabled) { border-color: var(--accent-soft); }
.skt-choice:disabled { cursor: default; opacity: .55; }
.skt-choice.skt-right, .skt-type input.skt-right {
  opacity: 1;
  background: var(--pill-on);
  color: var(--pill-on-ink);
  border-color: var(--pill-on);
}
.skt-choice.skt-wrong, .skt-type input.skt-wrong { opacity: 1; border: 2px solid var(--warn); }
.skt-type input {
  width: 100%;
  font: inherit;
  font-size: 1.3rem;
  text-align: center;
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--rule);
  border-radius: .5rem;
  padding: .45rem .6rem;
}
.skt-keys { display: flex; flex-wrap: wrap; gap: .3rem; margin: .5rem 0; justify-content: center; }
.skt-key {
  font: inherit;
  font-size: 1.05rem;
  min-width: 2.3rem;
  min-height: 2.3rem;
  background: var(--pill);
  color: var(--ink);
  border: 0;
  border-radius: .4rem;
  cursor: pointer;
}
.skt-type-row { display: flex; gap: .5rem; justify-content: center; }
.skt-type-row .phj-btn { background: var(--pill); }
.skt-type-row .skt-check { background: var(--pill-on); color: var(--pill-on-ink); }
.skt-feedback { min-height: 1.6rem; margin: .9rem 0 .4rem; text-align: center; }
.skt-fb-word { font-weight: 700; }
.skt-fb-d { font-size: 1.3em; color: var(--accent); }
.skt-fb-i { font-style: italic; }
.skt-later { display: block; color: var(--warn); font-size: .9rem; }
.skt-next { display: block; margin: 0 auto; background: var(--pill-on); color: var(--pill-on-ink); padding: .4rem 1.4rem; font-size: 1rem; }
.skt-next[hidden] { display: none; }
.skt-restart {
  display: block;
  margin: 1.25rem auto 0;
  font: inherit;
  font-size: .8rem;
  background: none;
  border: 0;
  color: var(--ink-soft);
  text-decoration: underline;
  cursor: pointer;
}
.skt-done { text-align: center; font-weight: 700; color: var(--accent); margin: 1.5rem 0 .75rem; }
.skt-again { display: block; margin: 0 auto 1rem; background: var(--pill); }

@media (max-width: 560px) {
  .skt-varga { border-spacing: .2rem; }
  .skt-varga tbody th, .skt-varga thead th:first-child { width: 4.2rem; }
  .skt-varga thead th { font-size: .62rem; }
  .skt-varga .skt-d { font-size: 1.45rem; }
  .skt-varga .skt-i { font-size: .78rem; }
  .skt-prompt-d { font-size: 2.8rem; }
}