/* कारक-विभक्तिः · Kāraka-Vibhakti — chapter styles.
 *
 * Tokens follow web/abhyasa/abhyasa.css (SHABDA deep brown / warm brown / gold /
 * cream). VijayaDV is served by `flutter build web` at /assets/assets/fonts/; the
 * URL is relative to this file.
 */

@font-face {
  font-family: "VijayaDV";
  src: url("../../assets/assets/fonts/VijayaDV.ttf") format("truetype");
  font-display: swap;
}

:root {
  --gold: #b8860b;
  --bg: #fbf5e9;
  --surface: #fffaf0;
  --surface-2: #f5e6c8;
  --text: #1a1510;
  --text-soft: #4a3b26;
  --accent-text: #7a5508;
  --border: #c9ad7f;
  --focus: #1b5fb3;
  --ok: #1d6431;
  --ok-bg: #e5f2e3;
  --bad: #9a2a1c;
  --bad-bg: #fbe7e1;
  --draft-bg: #fff1cf;
  --mark-bg: #ffd9a6;
  --mast-bg: #1a1510;
  --mast-text: #f5e6c8;
  --mast-accent: #e2b754;
  --engine-bg: #e3eefb;
  --engine-text: #17406f;

  --font-sa: "VijayaDV", "Noto Serif Devanagari", "Noto Sans Devanagari", "Sanskrit Text",
             "Kohinoor Devanagari", "Mangal", "Nirmala UI", serif;
  --font-body: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --font-ui: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1510;
    --surface: #2d1f0e;
    --surface-2: #3a2914;
    --text: #f5e6c8;
    --text-soft: #dccbab;
    --accent-text: #e8c06a;
    --border: #6b5233;
    --focus: #8cc2ff;
    --ok: #9fdcaa;
    --ok-bg: #1d3320;
    --bad: #ffb4a3;
    --bad-bg: #3d1d16;
    --draft-bg: #33260f;
    --mark-bg: #6b4513;
    --mast-bg: #120e0a;
    --engine-bg: #17304d;
    --engine-text: #cfe3ff;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.6;
}
.sa { font-family: var(--font-sa); font-size: 1.2em; line-height: 1.5; }
i, .roman { font-style: italic; }
a { color: var(--accent-text); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
mark { background: var(--mark-bg); color: inherit; padding: 0 0.15em; border-radius: 3px; }

.skip { position: absolute; left: 1rem; top: -4rem; background: var(--surface); padding: 0.5rem 1rem; z-index: 10; }
.skip:focus { top: 1rem; }

.masthead { background: var(--mast-bg); color: var(--mast-text); padding: 1.25rem 1rem 1rem; border-bottom: 3px solid var(--gold); }
.masthead__inner { max-width: 60rem; margin: 0 auto; }
.masthead__brand { margin: 0; font-family: var(--font-ui); font-size: 0.85rem; letter-spacing: 0.05em; color: var(--mast-accent); }
.masthead__brand a { color: var(--mast-accent); text-decoration: none; }
.masthead__title { margin: 0.25rem 0 0; font-size: 1.6rem; line-height: 1.3; }
.masthead__title .sa { font-size: 1.3em; }
.masthead__sep { color: var(--mast-accent); }
.masthead__roman { font-style: italic; font-weight: 400; }
.masthead__sub { margin: 0.25rem 0 0; color: #e6d5b3; font-size: 1rem; }
.badge { display: inline-block; vertical-align: middle; margin-left: 0.4rem; padding: 0.1rem 0.5rem; border-radius: 999px;
         background: var(--mast-accent); color: #1a1510; font-family: var(--font-ui); font-size: 0.75rem; font-weight: 700; }
.badge--beta { background: transparent; color: var(--mast-accent); border: 1px solid var(--mast-accent); }

.draft { max-width: 60rem; margin: 1rem auto 0; padding: 0.75rem 1rem; background: var(--draft-bg); border-left: 4px solid var(--gold); }
.draft p { margin: 0; }
.draft__en { font-size: 0.95rem; color: var(--text-soft); }

.toolbar { max-width: 60rem; margin: 0.75rem auto 0; padding: 0 1rem; }
.toolbar__inner { display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; align-items: flex-end; font-family: var(--font-ui); }
.toolbar__note { margin: 0; font-size: 0.85rem; color: var(--text-soft); flex: 1 1 18rem; }
.field { display: flex; flex-direction: column; gap: 0.2rem; }
.field__label { font-size: 0.85rem; color: var(--text-soft); font-weight: 600; }
select { min-height: 2.5rem; padding: 0.3rem 0.5rem; font: inherit; background: var(--surface); color: var(--text);
         border: 1px solid var(--border); border-radius: 6px; }

.toc { max-width: 60rem; margin: 1rem auto 0; padding: 0 1rem; font-family: var(--font-ui); font-size: 0.95rem; }
.toc ol { margin: 0; padding: 0.75rem 1rem 0.75rem 2.25rem; background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
          display: grid; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); gap: 0.15rem 1.5rem; }
.toc .sa, .toc a { font-size: 1rem; }

.page { max-width: 60rem; margin: 0 auto; padding: 0 1rem 3rem; }
.page:focus { outline: none; }
.sec { margin-top: 2.25rem; }
.sec h2 { font-size: 1.35rem; border-bottom: 2px solid var(--gold); padding-bottom: 0.25rem; margin: 0 0 0.75rem; }
.num { display: inline-block; min-width: 1.6em; color: var(--accent-text); font-family: var(--font-ui); }

.pts, .pts ol { list-style: none; padding-left: 0; margin: 0.5rem 0; }
.pts ol { padding-left: 1.5rem; }
.pts li { margin: 0.35rem 0; }
.pts b { font-family: var(--font-ui); font-size: 0.85rem; color: var(--accent-text); margin-right: 0.35rem; }

.table-wrap { overflow-x: auto; }
.grid { width: 100%; border-collapse: collapse; background: var(--surface); font-size: 1rem; }
.grid th, .grid td { border: 1px solid var(--border); padding: 0.45rem 0.6rem; text-align: left; vertical-align: top; }
.grid th { background: var(--surface-2); font-family: var(--font-ui); font-size: 0.85rem; }
.grid tr.plus td { background: var(--draft-bg); }

.card { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--gold); border-radius: 8px;
        padding: 0.5rem 1rem; margin: 1rem 0; }
.card--plus { border-left-style: dashed; }
.card h3 { margin: 0.25rem 0; font-size: 1.15rem; }

.examples { display: grid; gap: 1rem; }
.ex { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 0.75rem 1rem; }
.ex__head { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: baseline; }
.ex__no { font-family: var(--font-ui); font-weight: 700; color: var(--accent-text); }
.ex__sent { font-size: 1.3em; }
.ex__teach { margin: 0.25rem 0 0.5rem; color: var(--text-soft); font-size: 0.95rem; }
.ex__padas { font-size: 0.95rem; }
.ex__padas td:first-child { white-space: nowrap; }
.rel { font-family: var(--font-ui); font-size: 0.85rem; font-weight: 700; }
.rel--amb { color: var(--bad); }
.bodha { margin-top: 0.6rem; display: grid; gap: 0.4rem; }
.bodha__row { padding: 0.4rem 0.6rem; background: var(--surface-2); border-radius: 6px; }
.bodha__school { font-family: var(--font-ui); font-size: 0.8rem; font-weight: 700; color: var(--text-soft); display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.bodha__comp { margin: 0.25rem 0 0; padding-left: 1.2rem; font-size: 0.95rem; }
.ex__refusal { margin-top: 0.5rem; padding: 0.4rem 0.6rem; background: var(--bad-bg); border-radius: 6px; font-size: 0.95rem; }
.tag { display: inline-block; padding: 0 0.45rem; border-radius: 999px; font-family: var(--font-ui); font-size: 0.75rem; font-weight: 700; }
.tag--engine { background: var(--engine-bg); color: var(--engine-text); }
.tag--draft { background: var(--draft-bg); color: var(--accent-text); border: 1px solid var(--gold); }

.drill { display: grid; gap: 0.75rem; }
.q { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 0.6rem 1rem; }
.q__opts { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.4rem; }
.q__opts button { min-height: 2.5rem; padding: 0.25rem 0.75rem; font: inherit; font-size: 1rem; cursor: pointer;
                  background: transparent; color: var(--text); border: 1px solid var(--border); border-radius: 6px; }
.q__opts button[aria-pressed="true"].ok { background: var(--ok-bg); color: var(--ok); border-color: var(--ok); }
.q__opts button[aria-pressed="true"].bad { background: var(--bad-bg); color: var(--bad); border-color: var(--bad); }
.q__why { margin: 0.4rem 0 0; font-size: 0.95rem; color: var(--text-soft); }
.drill__score { font-family: var(--font-ui); font-weight: 700; }

.loading { color: var(--text-soft); }
.colophon { text-align: center; padding: 1.5rem 1rem 2rem; border-top: 1px solid var(--border); color: var(--text-soft); font-size: 0.9rem; }
.colophon p { margin: 0.2rem 0; }
.credit { font-size: 0.85rem; }

@media (max-width: 40rem) {
  body { font-size: 1.05rem; }
  .masthead__title { font-size: 1.3rem; }
}