/* The Primers — landing for ap/hp/qp.wntrmute.dev.
   Palette lifted from the primers' own theme (Omarchy-derived):
   parchment light / Nord dark, switched with the OS. */
:root {
  color-scheme: light dark;
  --bg: #FFFCF0;
  --bg-dark: #f2efe4;
  --bg-darker: #e5e2d8;
  --fg: #100F0F;
  --fg-dim: #878580;
  --fg-soft: #403E3C;
  --accent: #205EA6;
  --muted: #B7B5AC;
  --title: #7c5216;
  --rule: #d8d5c8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #2e3440;
    --bg-dark: #222730;
    --bg-darker: #191c23;
    --fg: #d8dee9;
    --fg-dim: #667080;
    --fg-soft: #adb5c4;
    --accent: #81a1c1;
    --muted: #4c566a;
    --title: #e9d3a3;
    --rule: #3b4252;
  }
}

/* The same families the books use, vendored same-origin under fonts/.
   Berkeley Mono is licensed; like the books without it, mono falls back
   to the system stack. */
@font-face {
  font-family: "EB Garamond";
  font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/eb-garamond/eb-garamond-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "EB Garamond";
  font-style: italic; font-weight: 400; font-display: swap;
  src: url("../fonts/eb-garamond/eb-garamond-latin-400-italic.woff2") format("woff2");
}
@font-face {
  font-family: "EB Garamond";
  font-style: normal; font-weight: 600; font-display: swap;
  src: url("../fonts/eb-garamond/eb-garamond-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "EB Garamond";
  font-style: italic; font-weight: 600; font-display: swap;
  src: url("../fonts/eb-garamond/eb-garamond-latin-600-italic.woff2") format("woff2");
}
@font-face {
  font-family: "EB Garamond";
  font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/eb-garamond/eb-garamond-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "EB Garamond";
  font-style: italic; font-weight: 400; font-display: swap;
  src: url("../fonts/eb-garamond/eb-garamond-latin-ext-400-italic.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "EB Garamond";
  font-style: normal; font-weight: 600; font-display: swap;
  src: url("../fonts/eb-garamond/eb-garamond-latin-ext-600-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "EB Garamond";
  font-style: italic; font-weight: 600; font-display: swap;
  src: url("../fonts/eb-garamond/eb-garamond-latin-ext-600-italic.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Cinzel";
  font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/cinzel/cinzel-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Cinzel";
  font-style: normal; font-weight: 600; font-display: swap;
  src: url("../fonts/cinzel/cinzel-latin-600-normal.woff2") format("woff2");
}

:root {
  --font-body: "EB Garamond", Garamond, Georgia, serif;
  --font-title: "Cinzel", "EB Garamond", Garamond, Georgia, serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 19.5px;
  line-height: 1.6;
  font-kerning: normal;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.page { max-width: 864px; margin: 0 auto; padding: 5rem 1.5rem 6rem; }

/* ---- Masthead ---- */

.masthead { text-align: center; margin-bottom: 4.5rem; }
.masthead .over {
  font-family: var(--font-mono);
  font-size: 0.62em;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 1.4rem;
}
.masthead h1 {
  font-family: var(--font-title);
  font-weight: 400;
  font-size: clamp(2rem, 5.5vw, 3rem);
  letter-spacing: 0.06em;
  color: var(--title);
  line-height: 1.25;
}
.masthead .sub {
  margin-top: 1.1rem;
  font-style: italic;
  color: var(--fg-soft);
}
.masthead-rule {
  width: 220px; height: 1px; background: var(--muted);
  border: 0; margin: 2.4rem auto 0;
}

/* ---- The primers ---- */

.primers { display: flex; flex-direction: column; gap: 2.2rem; }

.primer {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--bg-dark);
  border: 1px solid var(--bg-darker);
  padding: 2.2rem 2.4rem 2rem;
  transition: border-color 140ms ease;
}
.primer .cover {
  display: block;
  width: calc(100% + 4.8rem);
  max-width: none;
  margin: -2.2rem -2.4rem 1.6rem;
  height: auto;
  border-bottom: 1px solid var(--bg-darker);
}
.primer:hover, .primer:focus-visible {
  border-color: var(--accent);
  outline: none;
}
.primer:focus-visible { box-shadow: 0 0 0 2px var(--accent); }

.primer-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.primer h2 {
  font-family: var(--font-title);
  font-weight: 400;
  font-size: 1.45em;
  letter-spacing: 0.05em;
  color: var(--title);
}
.primer .host {
  font-family: var(--font-mono);
  font-size: 0.62em;
  letter-spacing: 0.08em;
  color: var(--fg-dim);
}
.primer .subtitle {
  font-style: italic;
  color: var(--fg-soft);
  margin-top: 0.35rem;
}
.primer p.blurb { margin-top: 0.9rem; }
.primer .blurb em { font-style: italic; }
.primer .blurb code, .primer .stack code {
  font-family: var(--font-mono);
  font-size: 0.78em;
  background: rgba(16,15,15,0.07);
  border-radius: 2px;
  padding: 0.1em 0.3em;
}
@media (prefers-color-scheme: dark) {
  .primer .blurb code, .primer .stack code { background: rgba(255,255,255,0.07); }
}

.primer .stack {
  margin-top: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.62em;
  letter-spacing: 0.06em;
  color: var(--fg-dim);
}
.primer .stack span + span::before { content: " · "; }
.primer .visit {
  margin-top: 1.2rem;
  font-family: var(--font-mono);
  font-size: 0.66em;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.primer .visit::after { content: " →"; }

/* ---- Per-primer offline editions ---- */

.primer-block { display: flex; flex-direction: column; }

.primer-dl {
  align-self: flex-end;
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.66em;
  letter-spacing: 0.05em;
  color: var(--fg-dim);
}
.primer-dl a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--muted);
  text-underline-offset: 0.15em;
}
.primer-dl a:hover { text-decoration-color: var(--accent); }

/* ---- Colophon / reference links ---- */

.colophon {
  margin-top: 4.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
  text-align: center;
}
.colophon p { color: var(--fg-soft); font-size: 0.9em; }
.colophon a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--muted);
  text-underline-offset: 0.15em;
}
.colophon a:hover { text-decoration-color: var(--accent); }
.colophon .dl {
  margin-top: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.66em;
  letter-spacing: 0.05em;
  color: var(--fg-dim);
}

@media (max-width: 560px) {
  .page { padding: 3.5rem 1.2rem 4rem; }
  .primer { padding: 1.8rem 1.5rem 1.6rem; }
  body { font-size: 18px; }
}