/* ==========================================================
   purna.online — stylesheet
   Aesthetic: a well-set university-press page. Ink on paper,
   with "rubricated" section marks (§) in deep carmine — the
   red ink medieval scribes reserved for headings, and the
   color of every writing teacher's rubric.
   ========================================================== */

:root {
  --paper:    #FCFBF7;
  --ink:      #201E1B;
  --graphite: #5B564D;
  --rubric:   #8B1E2D;
  --rubric-dark: #6E1723;
  --rule:     #E6E1D5;
  --wash:     #F4F0E6;

  --serif: "Literata", Georgia, "Times New Roman", serif;
  --sans:  "Archivo", "Helvetica Neue", Arial, sans-serif;

  --measure: 44rem;   /* comfortable book-page line length */
  --wide: 62rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- accessibility ---------- */

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.5rem 1rem;
  z-index: 10;
}
.skip-link:focus { left: 0; }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--rubric);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- masthead ---------- */

.masthead {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}

.masthead-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
}

.wordmark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
}
.wordmark:hover { color: var(--rubric); }

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.35rem;
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-nav a {
  color: var(--graphite);
  text-decoration: none;
  padding: 0.2rem 0;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] {
  color: var(--rubric);
  border-bottom-color: var(--rubric);
}
.site-nav a.nav-cv { color: var(--rubric); }
.site-nav a.nav-cv:hover { color: var(--rubric-dark); }

/* ---------- typography ---------- */

main.wrap { padding: 2.75rem 1.25rem 4rem; }

h1, h2, h3 {
  font-family: var(--serif);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 5vw, 2.9rem);
  font-weight: 600;
  margin: 0 0 0.75rem;
}

/* Signature: every section heading is "rubricated" with a § mark.
   Written pages get this automatically from plain "## Heading" markdown. */
h2 {
  position: relative;
  font-size: 1.45rem;
  font-weight: 600;
  margin: 3rem 0 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
}
h2::before {
  content: "\00A7";           /* § */
  color: var(--rubric);
  font-weight: 500;
  margin-right: 0.55rem;
}
@media (min-width: 74rem) {
  h2::before {
    position: absolute;
    left: -2.1rem;
    margin-right: 0;
  }
}

h3 {
  font-size: 1.08rem;
  font-weight: 600;
  margin: 1.75rem 0 0.4rem;
}

p, ul, ol { max-width: var(--measure); }

a { color: var(--rubric); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--rubric-dark); }

hr { border: 0; border-top: 1px solid var(--rule); margin: 2.5rem 0; }

blockquote {
  margin: 1.5rem 0;
  padding-left: 1.1rem;
  border-left: 3px solid var(--rubric);
  color: var(--graphite);
  font-style: italic;
  max-width: var(--measure);
}

.page-head { margin-bottom: 0.5rem; }
.lede {
  font-size: 1.15rem;
  color: var(--graphite);
  margin-top: -0.2rem;
}

/* ---------- home: hero ---------- */

.hero { padding: 1.5rem 0 0.5rem; }

.eyebrow {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rubric);
  margin: 0 0 0.9rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6.5vw, 3.6rem);
  margin: 0 0 1rem;
}

.hero .intro {
  font-size: 1.18rem;
  line-height: 1.6;
  max-width: 40rem;
}

/* rubricated drop cap on the first intro paragraph */
.intro::first-letter {
  font-size: 3.1em;
  font-weight: 600;
  color: var(--rubric);
  float: left;
  line-height: 0.85;
  padding: 0.06em 0.12em 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.6rem 0 0.5rem;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.7rem 1.15rem;
  border: 1.5px solid var(--ink);
  border-radius: 3px;
  color: var(--ink);
  background: transparent;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}
.btn:hover { background: var(--ink); color: var(--paper); }

.btn-primary {
  background: var(--rubric);
  border-color: var(--rubric);
  color: #fff;
}
.btn-primary:hover {
  background: var(--rubric-dark);
  border-color: var(--rubric-dark);
  color: #fff;
}

/* ---------- home: verify box ---------- */

.verify {
  margin: 2.75rem 0 0;
  border: 1px solid var(--rule);
  border-top: 3px solid var(--rubric);
  background: var(--wash);
  border-radius: 4px;
  padding: 1.4rem 1.6rem 1.5rem;
}

.verify-label {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rubric);
  margin: 0 0 1rem;
}

.verify-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13.5rem, 1fr));
  gap: 1.1rem 2rem;
  max-width: none;
}

.verify-grid div { font-size: 0.98rem; line-height: 1.5; }

.verify-grid dt {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--graphite);
  margin-bottom: 0.25rem;
}
.verify-grid dd { margin: 0; }

/* ---------- publications: hanging-indent citations ---------- */

.publications main ul,
ul.cite {
  list-style: none;
  padding-left: 0;
}
.publications main li,
ul.cite li {
  padding-left: 2rem;
  text-indent: -2rem;
  margin-bottom: 0.85rem;
}

/* ---------- cv page ---------- */

.cv-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.25rem 0 1.75rem;
}

.cv-embed {
  width: 100%;
  height: 75vh;
  border: 1px solid var(--rule);
  border-radius: 4px;
}
@media (max-width: 44rem) {
  .cv-embed { display: none; }  /* phones: the buttons are better */
}

.fine {
  font-family: var(--sans);
  font-size: 0.82rem;
  color: var(--graphite);
}

/* ---------- tables (teaching lists etc.) ---------- */

table {
  border-collapse: collapse;
  width: 100%;
  max-width: var(--measure);
  font-size: 0.98rem;
}
th, td {
  text-align: left;
  padding: 0.55rem 0.9rem 0.55rem 0;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
th {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--graphite);
}

/* ---------- footer ---------- */

.site-foot {
  border-top: 1px solid var(--rule);
  background: var(--wash);
}
.foot-inner { padding-top: 2rem; padding-bottom: 2.25rem; }
.foot-name { font-weight: 600; margin: 0 0 0.35rem; }
.foot-links { margin: 0 0 0.75rem; font-size: 0.95rem; }
.foot-fine {
  font-family: var(--sans);
  font-size: 0.78rem;
  color: var(--graphite);
  margin: 0;
}