/* =========================================================
   Frank Kennedy — author site
   Three switchable layouts:  nebula | bookshelf | mission
   Three font pairings:       epic   | classical | thriller
   Chosen per https://verkilo.com/typography/ for SF&F
   (primary) with a thriller-flavored option (secondary).
   ========================================================= */

/* ---------- Reset (Tailwind preflight is disabled) ---------- */
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { padding: 0; }

/* ---------- Font pairings ---------- */
:root {
  /* epic (default): Cinzel — inscriptional Roman caps, reads epic —
     over EB Garamond, the classical roomy SF&F body face. */
  --font-display: 'Cinzel', 'Times New Roman', serif;
  --font-body: 'EB Garamond', Georgia, serif;
  --display-tracking: 0.02em;
  --display-transform: none;
  --display-weight: 600;
}
html[data-font="classical"] {
  /* Marcellus + Vollkorn: quieter classical option, warmer color on the page. */
  --font-display: 'Marcellus', 'Times New Roman', serif;
  --font-body: 'Vollkorn', Georgia, serif;
  --display-tracking: 0.04em;
  --display-weight: 400;
}
html[data-font="inscribed"] {
  /* Spectral SC + Cardo: small-caps display over the roomiest classical body. */
  --font-display: 'Spectral SC', Georgia, serif;
  --font-body: 'Cardo', Georgia, serif;
  --display-tracking: 0.05em;
  --display-weight: 600;
}

/* — Crime / Mystery / Thriller: tight and invisible; condensed sans display
     against a serif body is the category standard. — */
html[data-font="thriller"] {
  --font-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body: 'Source Serif 4', Georgia, serif;
  --display-tracking: 0.05em;
  --display-transform: uppercase;
  --display-weight: 600;
}
html[data-font="noir"] {
  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Spectral', Georgia, serif;
  --display-tracking: 0.06em;
  --display-transform: uppercase;
  --display-weight: 600;
}
html[data-font="procedural"] {
  --font-display: 'Archivo', Arial, sans-serif;
  --font-body: 'Faustina', Georgia, serif;
  --display-tracking: 0.01em;
  --display-weight: 700;
}

/* — Romance: warm and high contrast; the page should read soft. — */
html[data-font="romance"] {
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Crimson Pro', Georgia, serif;
  --display-tracking: 0.02em;
  --display-weight: 600;
}
html[data-font="commercial"] {
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Alegreya', Georgia, serif;
  --display-tracking: 0.01em;
  --display-weight: 600;
}

/* — Young Adult: larger x-height, open counters, generous leading. — */
html[data-font="ya-soft"] {
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Literata', Georgia, serif;
  --display-tracking: 0;
  --display-weight: 600;
}
html[data-font="ya-modern"] {
  --font-display: 'Outfit', Arial, sans-serif;
  --font-body: 'Newsreader', Georgia, serif;
  --display-tracking: 0.01em;
  --display-weight: 600;
}
html[data-font="ya-grotesque"] {
  --font-display: 'Bricolage Grotesque', Arial, sans-serif;
  --font-body: 'Andada Pro', Georgia, serif;
  --display-tracking: 0;
  --display-weight: 600;
}

/* — Horror: darker color on the page, sharper serifs, slightly cramped. — */
html[data-font="gothic"] {
  --font-display: 'IM Fell English SC', Georgia, serif;
  --font-body: 'Frank Ruhl Libre', Georgia, serif;
  --display-tracking: 0.03em;
  --display-weight: 400;
}
html[data-font="clinical"] {
  --font-display: 'Bodoni Moda', 'Didot', serif;
  --font-body: 'Manuale', Georgia, serif;
  --display-tracking: 0.04em;
  --display-transform: uppercase;
  --display-weight: 600;
}

/* ---------- Layout themes ---------- */
:root {
  /* nebula (default): dark, immersive, gold on deep space */
  --bg: #0b0f1d;
  --bg-alt: #111731;
  --surface: #161d38;
  --ink: #ece9df;
  --ink-muted: #b3b0a4;
  --accent: #d9a94a;
  --accent-ink: #14100a;
  --line: #2a3357;
  --radius: 0.75rem;
  --hero-bg: radial-gradient(1200px 600px at 80% -10%, #24306b 0%, transparent 60%),
             radial-gradient(800px 500px at 10% 110%, #1c2a5e 0%, transparent 55%),
             #0b0f1d;
}
html[data-layout="bookshelf"] {
  --bg: #f7f1e6;
  --bg-alt: #efe6d5;
  --surface: #fffdf8;
  --ink: #2b241c;
  --ink-muted: #4f4237; /* ≥7:1 on all three cream backgrounds (WCAG AAA) */
  --accent: #7c2f2a;
  --accent-ink: #fdf9f2;
  --line: #d9cdb8;
  --radius: 0.25rem;
  --hero-bg: #f7f1e6;
}
html[data-layout="mission"] {
  --bg: #f3f5f8;
  --bg-alt: #e8ecf2;
  --surface: #ffffff;
  --ink: #121a26;
  --ink-muted: #3d4a5d; /* ≥7:1 on all three light backgrounds (WCAG AAA) */
  --accent: #16459c;
  --accent-ink: #ffffff;
  --line: #ccd5e1;
  --radius: 1rem;
  --hero-bg: linear-gradient(180deg, #ffffff 0%, #f3f5f8 100%);
}
html[data-layout="noir"] {
  /* crime/thriller: stark near-black, pulp red-orange, hard edges */
  --bg: #111113;
  --bg-alt: #19191c;
  --surface: #1f1f23;
  --ink: #f4f2ec;
  --ink-muted: #b8b5ac; /* ≥7:1 on all three dark backgrounds (WCAG AAA) */
  --accent: #ff8b6e;
  --accent-ink: #23100a;
  --line: #3a3a41;
  --radius: 0;
  --hero-bg: linear-gradient(180deg, #19191c 0%, #111113 100%);
}
html[data-layout="grimoire"] {
  /* dark fantasy/horror: deep forest green, antique brass, framed panels */
  --bg: #101711;
  --bg-alt: #16211a;
  --surface: #1b2a20;
  --ink: #eef0e4;
  --ink-muted: #b7c2ab; /* ≥7:1 on all three green backgrounds (WCAG AAA) */
  --accent: #d9c27a;
  --accent-ink: #171207;
  --line: #33463a;
  --radius: 0.25rem;
  --hero-bg: radial-gradient(900px 500px at 50% -20%, #1e3325 0%, transparent 60%), #101711;
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
body {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}
h1, h2, h3, .fk-brand {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking);
  text-transform: var(--display-transform, none);
  line-height: 1.15;
  margin: 0 0 0.5em;
}
a { color: inherit; }
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
.fk-shell { max-width: 72rem; margin-inline: auto; padding-inline: 1.25rem; }

.fk-visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.fk-skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--accent); color: var(--accent-ink);
  padding: 0.6rem 1rem; border-radius: 0 0 0.5rem 0.5rem;
  font-family: var(--font-display); text-decoration: none;
  transition: top 150ms ease;
}
.fk-skip:focus { top: 0; }

/* ---------- Buttons ---------- */
.fk-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; /* WCAG 2.5.5 target size */
  padding: 0.65rem 1.35rem; border-radius: var(--radius);
  font-family: var(--font-display); font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking); text-transform: var(--display-transform, none);
  text-decoration: none; font-size: 1rem; border: 2px solid transparent;
}
.fk-btn-primary { background: var(--accent); color: var(--accent-ink); }
.fk-btn-primary:hover { filter: brightness(1.1); }
.fk-btn-ghost { border-color: var(--accent); color: var(--ink); }
.fk-btn-ghost:hover { background: var(--accent); color: var(--accent-ink); }

.fk-kicker {
  font-family: var(--font-display); font-size: 0.85rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-muted); margin: 0 0 0.75rem;
}

/* ---------- Header / nav ---------- */
.fk-header { background: var(--bg); border-bottom: 1px solid var(--line); }
.fk-header-inner {
  display: flex; flex-wrap: wrap; align-items: center; gap: 1rem;
  justify-content: space-between; padding-block: 1rem;
}
.fk-brand {
  font-size: 1.4rem; text-decoration: none; display: flex; align-items: baseline; gap: 0.5rem;
}
.fk-brand-sub {
  font-size: 0.75rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink-muted);
}
.fk-nav {
  display: flex; flex-wrap: wrap; gap: 0.25rem 1.4rem; list-style: none; margin: 0;
  font-family: var(--font-display); font-size: 1rem;
}
.fk-nav a { text-decoration: none; display: inline-block; padding-block: 0.6rem; }
.fk-nav a:hover, .fk-nav a[aria-current="page"] {
  text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
}
.fk-nav-cta {
  color: var(--accent); font-weight: 700;
}

/* ---------- Hero ---------- */
.fk-hero { background: var(--hero-bg); border-bottom: 1px solid var(--line); }
.fk-hero-inner {
  display: grid; gap: 2.5rem; align-items: center; padding-block: 4rem;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
}
.fk-hero h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); }
.fk-hero-lede { font-size: 1.25rem; color: var(--ink-muted); max-width: 34em; }
.fk-hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-block: 1.5rem; }
.fk-hero-quote { margin: 1.5rem 0 0; border-left: 3px solid var(--accent); padding-left: 1rem; font-style: italic; }
.fk-hero-quote footer { font-style: normal; font-size: 0.9rem; color: var(--ink-muted); margin-top: 0.35rem; }
.fk-hero-art img { border-radius: var(--radius); box-shadow: 0 20px 60px rgb(0 0 0 / 0.35); }

/* ---------- Featured band ---------- */
.fk-featured-band { background: var(--bg-alt); border-bottom: 1px solid var(--line); }
.fk-featured-inner {
  display: grid; grid-template-columns: minmax(0, 260px) 1fr; gap: 2rem;
  align-items: center; padding-block: 2.5rem;
}
.fk-featured-art { border-radius: var(--radius); box-shadow: 0 10px 30px rgb(0 0 0 / 0.25); }
.fk-featured-band h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }

/* ---------- Sections ---------- */
.fk-section-title { font-size: clamp(1.5rem, 3vw, 2.2rem); }
.fk-section-lede { color: var(--ink-muted); max-width: 44em; margin-top: 0; }
.fk-books, .fk-quotes, .fk-worlds-teaser, .fk-page, .fk-book-page { padding-block: 3.5rem; }
.fk-quotes { background: var(--bg-alt); }

/* ---------- Series list (layout-dependent) ---------- */
.fk-series-list { display: grid; gap: 3rem; margin-top: 2.5rem; }
.fk-series {
  display: grid; grid-template-columns: minmax(0, 320px) 1fr; gap: 2rem; align-items: start;
}
.fk-series:nth-child(even) { grid-template-columns: 1fr minmax(0, 320px); }
.fk-series:nth-child(even) .fk-series-cover { order: 2; }
.fk-series-cover img { border-radius: var(--radius); box-shadow: 0 12px 36px rgb(0 0 0 / 0.3); }
.fk-series-title { font-size: clamp(1.4rem, 2.6vw, 2rem); margin-bottom: 0.25em; }
.fk-series-title a { text-decoration: none; }
.fk-series-title a:hover { text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 6px; }
.fk-series-tagline { font-size: 1.15rem; font-style: italic; color: var(--ink-muted); margin-top: 0; }
.fk-series-quote { margin: 1rem 0; border-left: 3px solid var(--accent); padding-left: 1rem; font-style: italic; }
.fk-series-quote footer { font-style: normal; font-size: 0.9rem; color: var(--ink-muted); margin-top: 0.35rem; }
.fk-series-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* bookshelf: single quiet column, small cover, ruled dividers */
html[data-layout="bookshelf"] .fk-series-list { max-width: 50rem; gap: 0; }
html[data-layout="bookshelf"] .fk-series,
html[data-layout="bookshelf"] .fk-series:nth-child(even) {
  grid-template-columns: minmax(0, 170px) 1fr;
  border-top: 1px solid var(--line); padding-block: 2.5rem;
}
html[data-layout="bookshelf"] .fk-series:nth-child(even) .fk-series-cover { order: 0; }
html[data-layout="bookshelf"] .fk-series-cover img { box-shadow: 0 6px 18px rgb(0 0 0 / 0.18); }

/* mission: card grid */
html[data-layout="mission"] .fk-series-list {
  grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr)); gap: 1.5rem;
}
html[data-layout="mission"] .fk-series,
html[data-layout="mission"] .fk-series:nth-child(even) {
  grid-template-columns: 1fr; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.5rem; gap: 1.25rem;
}
html[data-layout="mission"] .fk-series:nth-child(even) .fk-series-cover { order: 0; }
html[data-layout="mission"] .fk-series-cover img { box-shadow: none; border: 1px solid var(--line); }
html[data-layout="mission"] .fk-series-excerpt { display: none; }

/* noir: case-file rows — hard rules, dossier numbers, no alternation */
html[data-layout="noir"] .fk-series-list { gap: 0; counter-reset: dossier; }
html[data-layout="noir"] .fk-series,
html[data-layout="noir"] .fk-series:nth-child(even) {
  grid-template-columns: minmax(0, 220px) 1fr;
  counter-increment: dossier;
  border-top: 2px solid var(--line); padding-block: 2.5rem;
}
html[data-layout="noir"] .fk-series:nth-child(even) .fk-series-cover { order: 0; }
html[data-layout="noir"] .fk-series-body::before {
  content: counter(dossier, decimal-leading-zero);
  display: block; font-family: var(--font-display); font-size: 2.6rem;
  line-height: 1; color: var(--accent); margin-bottom: 0.5rem;
}
html[data-layout="noir"] .fk-series-cover img { box-shadow: none; border: 2px solid var(--line); }
html[data-layout="noir"] .fk-hero { border-bottom: 4px solid var(--accent); }
html[data-layout="noir"] .fk-hero-art img { box-shadow: none; border: 2px solid var(--line); }
html[data-layout="noir"] .fk-quote-grid blockquote { border-left: 4px solid var(--accent); }

/* grimoire: centered ceremony — framed panels, ruled section titles */
html[data-layout="grimoire"] .fk-hero-inner {
  grid-template-columns: 1fr; text-align: center; justify-items: center;
}
html[data-layout="grimoire"] .fk-hero-lede { margin-inline: auto; }
html[data-layout="grimoire"] .fk-hero-actions { justify-content: center; }
html[data-layout="grimoire"] .fk-hero-quote {
  border-left: 0; border-top: 1px solid var(--accent); border-bottom: 1px solid var(--accent);
  padding: 0.75rem 0; max-width: 34em;
}
html[data-layout="grimoire"] .fk-hero-art { max-width: 34rem; }
html[data-layout="grimoire"] .fk-section-title::after {
  content: ""; display: block; width: 4rem; margin-top: 0.5rem;
  border-bottom: 2px solid var(--accent);
}
html[data-layout="grimoire"] .fk-series,
html[data-layout="grimoire"] .fk-series:nth-child(even) {
  background: var(--surface); border: 1px solid var(--line);
  outline: 1px solid var(--line); outline-offset: 4px;
  border-radius: var(--radius); padding: 2rem;
}
html[data-layout="grimoire"] .fk-series-cover img { box-shadow: 0 10px 30px rgb(0 0 0 / 0.5); }

/* ---------- Quotes ---------- */
.fk-quote-grid {
  list-style: none; margin: 2rem 0 0; display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}
.fk-quote-grid blockquote {
  margin: 0; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.5rem; height: 100%;
}
.fk-quote-grid footer { color: var(--ink-muted); font-size: 0.9rem; margin-top: 0.75rem; }
html[data-layout="bookshelf"] .fk-quote-grid { grid-template-columns: 1fr; max-width: 44rem; }
html[data-layout="bookshelf"] .fk-quote-grid blockquote {
  background: transparent; border: 0; border-left: 3px solid var(--accent);
  border-radius: 0; font-style: italic; font-size: 1.2rem;
}

/* ---------- Author portrait ---------- */
.fk-portrait {
  border-radius: var(--radius); border: 1px solid var(--line);
  box-shadow: 0 12px 36px rgb(0 0 0 / 0.3);
}
/* Two-column page: prose keeps a comfortable measure, portrait sits beside it */
.fk-page-cols {
  display: grid; grid-template-columns: minmax(0, 44rem) minmax(13rem, 16rem);
  gap: 3rem; align-items: start;
}
.fk-portrait-aside { width: 100%; }
.fk-author-band { padding-block: 3.5rem; background: var(--bg-alt); }
.fk-author-inner {
  display: grid; grid-template-columns: minmax(0, 16rem) 1fr;
  gap: 2.5rem; align-items: center;
}
html[data-layout="grimoire"] .fk-portrait {
  outline: 1px solid var(--line); outline-offset: 4px;
}
@media (max-width: 48rem) {
  .fk-author-inner { grid-template-columns: 1fr; }
  .fk-page-cols { grid-template-columns: 1fr; gap: 1.5rem; }
  .fk-portrait-aside { order: -1; width: min(14rem, 100%); }
}

/* ---------- Worlds ---------- */
.fk-world-chips { list-style: none; margin: 1.5rem 0 0; display: flex; flex-wrap: wrap; gap: 0.6rem; }
.fk-world-chips a {
  display: inline-block; padding: 0.35rem 0.9rem; border: 1px solid var(--line);
  border-radius: 999px; text-decoration: none; font-size: 0.95rem; background: var(--surface);
}
.fk-world-chips a:hover { border-color: var(--accent); color: var(--accent); }
.fk-chip-more { font-weight: 600; }
.fk-world-grid {
  list-style: none; margin: 2rem 0 0; display: grid; gap: 0.75rem;
  grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
}
.fk-world-grid li {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 0.9rem 1.1rem;
}
.fk-world-grid a { font-family: var(--font-display); text-decoration: none; }
.fk-world-grid a:hover { color: var(--accent); }
.fk-world-note { display: block; font-size: 0.85rem; color: var(--ink-muted); margin-top: 0.2rem; }

/* ---------- Book (series) page ---------- */
.fk-breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; font-size: 0.9rem; color: var(--ink-muted); margin: 0 0 2rem; }
.fk-breadcrumb li + li::before { content: "/"; margin-right: 0.5rem; }
.fk-book-header {
  display: grid; grid-template-columns: minmax(0, 300px) 1fr; gap: 2.5rem; align-items: start;
  margin-bottom: 2.5rem;
}
.fk-book-header h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
.fk-book-cover { border-radius: var(--radius); box-shadow: 0 16px 40px rgb(0 0 0 / 0.3); }
.fk-prose { max-width: 44rem; }
.fk-titles { margin-top: 3rem; }
.fk-title-list { list-style: none; margin: 1.5rem 0 0; display: grid; gap: 1rem; }
.fk-title-item {
  display: grid; grid-template-columns: auto 1fr; gap: 1.25rem; align-items: center;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1rem 1.25rem;
}
.fk-title-item img { width: 72px; border-radius: 0.25rem; }
.fk-title-item > div:only-child { grid-column: 1 / -1; }
.fk-title-name { font-family: var(--font-display); font-size: 1.15rem; display: block; }
.fk-title-meta { color: var(--ink-muted); font-size: 0.9rem; display: block; }
.fk-preview-link { font-size: 0.95rem; color: var(--accent); }
.fk-series-pager { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; font-family: var(--font-display); }
.fk-series-pager a { text-decoration: none; }
.fk-series-pager a:hover { text-decoration: underline; text-decoration-color: var(--accent); }

/* ---------- Footer / newsletter ---------- */
.fk-footer { border-top: 1px solid var(--line); background: var(--bg-alt); padding-block: 3rem 2rem; }
.fk-newsletter {
  text-align: center; max-width: 38rem; margin-inline: auto;
  padding: 2rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
}
.fk-newsletter h2 { font-size: 1.5rem; }
.fk-footer-meta { text-align: center; color: var(--ink-muted); font-size: 0.9rem; margin-top: 2rem; }
.fk-footer-meta a { color: inherit; }

/* ---------- Design switcher ---------- */
.fk-switcher {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 90;
  display: flex; flex-direction: column; gap: 0.5rem;
}
.fk-switch-btn {
  font-family: var(--font-display); font-size: 0.85rem; letter-spacing: 0.06em;
  background: var(--surface); color: var(--ink); border: 1px solid var(--line);
  min-height: 44px; /* WCAG 2.5.5 target size */
  border-radius: 999px; padding: 0.5rem 1rem; cursor: pointer;
  box-shadow: 0 4px 16px rgb(0 0 0 / 0.25);
}
.fk-switch-btn:hover { border-color: var(--accent); color: var(--accent); }
.fk-switch-btn [data-value] { font-weight: 700; }

/* ---------- Small screens ---------- */
@media (max-width: 48rem) {
  .fk-hero-inner, .fk-featured-inner, .fk-book-header,
  .fk-series, .fk-series:nth-child(even) { grid-template-columns: 1fr; }
  .fk-series:nth-child(even) .fk-series-cover { order: 0; }
  .fk-series-cover { max-width: 16rem; }
  .fk-hero-inner { padding-block: 2.5rem; }
}