/* p(doom) — marketing site styles
 * Layered on top of ../../colors_and_type.css */

body {
  background: var(--paper);
  color: var(--ink);
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { display: block; flex: 1 0 auto; }

.container {
  max-width: 1200px;
  padding: 0 48px;
  margin: 0 auto;
}

/* ===== Header (dark, hairline-bordered) ====================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--void);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.site-header .nav {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: rgba(255,255,255,0.95);
}
.brand .sigil-img {
  width: 28px;
  height: 28px;
  display: block;
}
.brand .wm {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 20px;
  letter-spacing: -.01em;
  line-height: 1;
}
.nav-links {
  display: flex;
  gap: 32px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-left: auto;
}
.nav-links a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-ink);
}
.nav-links a:hover { color: var(--ember); }

/* ===== Section transitions ==================================== */
/* (Removed — momentum lives between release groups, not at
 * header/footer boundaries.) */

/* ===== Hero ================================================== */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 96px 48px 120px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-left { padding-right: 24px; }

/* Manifesto sets the hero — Lora italic at display scale.
   .display class supplies the family/size/style; this adds the
   hero-specific letterspacing and width cap so the line breaks
   land where they should. */
h1.hero-manifesto.display {
  /* Sized so "turning sand" fits the hero's left column on one line.
     Measured at the design viewport: needs ~85% of --fs-display. */
  font-size: calc(var(--fs-display) * 0.85);
  letter-spacing: -0.025em;
  /* Override .display's text-wrap: balance — manifesto uses explicit <br>s,
     and the balancer was redistributing lines so "turning" landed alone. */
  text-wrap: nowrap;
  color: var(--ink);
}

/* ===== Booklet (unframed release composition) ================ */
.booklet {
  display: block;
  text-decoration: none;
  color: var(--ink);
  width: 100%;
  max-width: 460px;
  transition: color var(--dur-fast) var(--ease-ink);
}
.booklet--md { max-width: 460px; }
.booklet:hover .booklet-title { color: var(--ember); }
.booklet:hover .booklet-foot { color: var(--ember); }
.booklet-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.booklet-no { color: var(--ink); font-weight: 600; }
.booklet-rule {
  flex: 1 1 0;
  min-width: 24px;
  display: block;
  height: 1px;
  background: var(--ash-500);
  align-self: center;
}
.booklet-date { color: var(--ash-600); font-weight: 400; }
.booklet-figure { margin: 0 0 22px; display: flex; flex-direction: column; }
.booklet-media {
  position: relative;
  overflow: hidden;
  /* Frame steps one direction only: matte one step deeper than the band,
     borders one step deeper than the matte. Defaults below cover the hero
     (sits on --paper). Bands override on .releases-band--*. */
  --booklet-matte: var(--ash-100);
  --booklet-frame: var(--ash-200);
  background: var(--booklet-matte);
  padding: 8px 8px 8px;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--booklet-frame);
  box-sizing: border-box;
}
.booklet-media::before {
  content: '';
  position: absolute;
  inset: 8px;
  border: 1px solid var(--booklet-frame);
  pointer-events: none;
  z-index: 1;
}
.booklet-media video,
.booklet-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.booklet-rec {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 7px;
  background: rgba(11,11,12,0.72);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  pointer-events: none;
}
.booklet-rec-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.2);
  animation: rec-pulse 1.6s var(--ease-ink) infinite;
}
@keyframes rec-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.45; }
}
.booklet-caption {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ash-600);
}
.booklet-fig {
  color: var(--ink);
  font-weight: 600;
  letter-spacing: .14em;
  flex: 0 0 auto;
}
.booklet-cap-rule {
  width: 18px;
  height: 1px;
  background: var(--ash-400);
  flex: 0 0 auto;
}
.booklet-cap-text {
  letter-spacing: .04em;
  text-transform: none;
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--ash-700);
}
.booklet-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -.02em;
  margin: 0 0 22px;
  color: var(--ink);
  text-wrap: pretty;
  transition: color var(--dur-fast) var(--ease-ink);
}
.booklet-foot {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ash-700);
  transition: color var(--dur-fast) var(--ease-ink);
}
.booklet-foot span[aria-hidden] { font-size: 14px; }

/* ===== Release list ========================================== */
/* The research index descends across four warm-paper substrates.
 * Hero is on --paper; the first release already lands somewhere
 * different (--ash-100). Each subsequent release drops a band
 * deeper. We never reach --void here — the archive stays paper. */
.releases-head-wrap {
  background: var(--paper);
}
.releases-head {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 64px 48px 32px;
  max-width: 1200px;
  margin: 0 auto;
}
.releases-head .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ash-600);
}
.releases-head::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(0,0,0,0.15);
}

.releases-band--ash-100 { background: var(--ash-100); }
.releases-band--ash-200 { background: var(--ash-200); }
.releases-band--ash-300 { background: var(--ash-300); }
.releases-band--ash-400 { background: var(--ash-400); }

/* Booklet frame tracks the substrate, always going darker:
   matte = band + 1 step, borders = matte + 1 step. Single direction so
   the rule is consistent from the hero through every band. */
.releases-band--ash-100 .booklet-media { --booklet-matte: var(--ash-200); --booklet-frame: var(--ash-300); }
.releases-band--ash-200 .booklet-media { --booklet-matte: var(--ash-300); --booklet-frame: var(--ash-400); }
.releases-band--ash-300 .booklet-media { --booklet-matte: var(--ash-400); --booklet-frame: var(--ash-500); }
.releases-band--ash-400 .booklet-media { --booklet-matte: var(--ash-500); --booklet-frame: var(--ash-600); }

/* The strata: a decorative step-ramp descent into the archive.
 * Sits below the visible releases, hard-cuts the page from
 * ash-400 down to ash-900, then meets --void at the footer. */
.release-strata {
  display: grid;
  grid-template-rows: repeat(5, 32px);
}
.stratum { width: 100%; height: 100%; }

/* Hairlines: a single ink-tinted rule reads consistently across
 * all four warm-paper substrates. (Per-band rule tuning was too
 * fragile — the rule disappeared on mid-tone bands.) */
.releases-band { --rule: rgba(22,21,20,0.55); }

.release {
  padding: 88px 0;
}
.release-inner {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}
.releases-band:nth-child(even) .release-desc { order: 2; }
.releases-band:nth-child(even) .release-art { order: 1; justify-content: flex-start; }
.release-desc { display: flex; flex-direction: column; gap: 22px; }

.release-sub {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 44px;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
}
.release-body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ash-700);
  margin: 0;
  max-width: 50ch;
}
.release-authors {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ash-700);
}
.release-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ember);
  text-decoration: none;
  margin-top: 6px;
  align-self: flex-start;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  width: 240px;
  justify-content: space-between;
  transition: color var(--dur-fast) var(--ease-ink);
}
.release-link span[aria-hidden] { font-size: 14px; }
.release-link:hover { color: var(--ember-deep); }
.release-art { display: flex; justify-content: flex-end; }

.releases-foot {
  padding: 20px 0 22px;
  display: flex;
  justify-content: center;
}
.releases-foot .release-link {
  border-top: 0;
  padding-top: 0;
  width: auto;
}
.releases-foot .release-link span[aria-hidden] { margin-left: 14px; }

.releases-head {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 64px 48px 0;
  max-width: 1200px;
  margin: 0 auto 8px;
}
.releases-head .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ash-600);
}
.releases-head::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--rule);
}
.release {
  padding: 88px 0;
}
.releases--paper > .release { border-top: 1px solid var(--rule); }
.releases--paper > .release:first-of-type { border-top: 0; padding-top: 24px; }

/* ===== Footer (dark, single hairline row) ==================== */
.site-footer {
  background: var(--void);
  padding: 0;
}
.footer-row {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.site-footer .brand { color: rgba(255,255,255,0.95); }
.site-footer .brand .wm { font-size: 20px; }
.site-footer .brand .sigil-img { width: 28px; height: 28px; }
.footer-links {
  display: flex;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-left: auto;
}
.footer-links a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-ink);
}
.footer-links a:hover { color: var(--ember); }

/* ===== Responsive ============================================ */
@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 56px 32px 80px;
    gap: 48px;
  }
  h1.hero-manifesto.display {
    font-size: clamp(56px, 12vw, 96px);
  }
  .hero-right { justify-content: flex-start; }
  .hero-left { padding-right: 0; }
  .booklet,
  .booklet--lg,
  .booklet--md { max-width: 100%; }
  .release-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 0 32px;
  }
  .release { padding: 48px 0; }
  .release-sub { font-size: 32px; }
  .release-link { width: 100%; }
  .container { padding: 0 24px; }
  .site-header .nav { height: 60px; }
  .nav-links { gap: 18px; }
  .footer-row { flex-direction: column; gap: 16px; align-items: flex-start; padding: 20px 0; height: auto; }
  .footer-links { margin-left: 0; flex-wrap: wrap; gap: 18px; }
  .releases-head { padding-left: 32px; padding-right: 32px; }
}

@media (max-width: 600px) {
  .hero {
    padding: 40px 20px 56px;
    gap: 36px;
  }
  h1.hero-manifesto.display {
    font-size: clamp(44px, 14vw, 72px);
    letter-spacing: -0.02em;
  }
  .booklet-title { font-size: 22px; }
  .booklet-meta { font-size: 10px; gap: 10px; }
  .release-inner { padding: 0 20px; gap: 24px; }
  .release { padding: 36px 0; }
  .release-sub { font-size: 26px; }
  .release-body { font-size: 15px; }
  .container { padding: 0 20px; }
  .releases-head { padding: 40px 20px 24px; }
  .brand .wm { font-size: 18px; }
  .brand .sigil-img { width: 24px; height: 24px; }
  .nav-links { gap: 14px; font-size: 10px; letter-spacing: 0.1em; }
  .footer-links { gap: 14px; font-size: 10px; letter-spacing: 0.1em; }
}

@media (max-width: 420px) {
  .container { padding: 0 16px; }
  .brand .wm { font-size: 16px; }
  .brand { gap: 8px; }
  .brand .sigil-img { width: 22px; height: 22px; }
  .nav-links { gap: 10px; font-size: 9px; letter-spacing: 0.06em; }
  .footer-links { gap: 10px; font-size: 9px; letter-spacing: 0.06em; }
}