/* ==========================================================================
   RenderFrost SMP — 09 Page headers (interior pages)
   ========================================================================== */

.pagehead {
  position: relative;
  padding-top: calc(var(--nav-h) + clamp(3rem, 7vw, 5.5rem));
  padding-bottom: clamp(2rem, 4vw, 3rem);
  overflow: hidden;
  isolation: isolate;
}

/* A restrained echo of the hero artwork, heavily darkened for interior pages. */
.pagehead--art::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: url("../img/background.jpg") 50% 34% / cover no-repeat;
  opacity: 0.25;
  filter: saturate(0.72) contrast(1.04);
}

.pagehead--art::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(6, 5, 12, 0.2), transparent 70%),
    linear-gradient(180deg, rgba(6, 5, 12, 0.66), rgba(6, 5, 12, 0.9) 72%, var(--bg-0));
}

.pagehead__inner {
  display: grid;
  gap: 1rem;
  max-width: 62ch;
}

.pagehead h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.6vw + 1rem, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.08;
  color: var(--frost-100);
}

.pagehead__sub {
  margin: 0;
  font-size: var(--fs-body-lg);
  color: var(--text-secondary);
  font-weight: 350;
  max-width: 60ch;
}

/* Breadcrumb */
.crumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.35rem;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.crumbs li { display: flex; align-items: center; gap: 0.5rem; }
.crumbs a { color: var(--text-faint); text-decoration: none; }
.crumbs a:hover { color: var(--violet-300); }
.crumbs li:not(:last-child)::after { content: "/"; opacity: 0.5; }
.crumbs [aria-current="page"] { color: var(--violet-300); }

/* --------------------------------------------------------------- Stat strip */

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(196, 181, 253, 0.14), var(--hairline));
  box-shadow: 0 18px 48px -36px rgba(139, 92, 246, 0.38);
  overflow: hidden;
}

.stat {
  min-width: 0;
  padding: clamp(1.1rem, 2vw, 1.6rem);
  background: linear-gradient(145deg, rgba(18, 15, 32, 0.9), rgba(9, 8, 17, 0.88));
  transition: filter var(--t-base) var(--ease);
}

.stat:hover { filter: brightness(1.1); }

.stat__k {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 1.45vw, 1.45rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  color: var(--frost-100);
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.stat__v {
  display: block;
  margin-top: 0.55rem;
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.stats__note {
  margin: 0.9rem 0 0;
  font-size: var(--fs-eyebrow);
  line-height: 1.6;
  color: var(--text-muted);
}

/* ==========================================================================
   RenderFrost SMP — 10 Prose (rules, legal pages)
   ========================================================================== */

.prose {
  font-size: var(--fs-body-lg);
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: var(--shell-prose);
}

.prose h2 {
  font-size: var(--fs-h3);
  margin: 2.75rem 0 0.9rem;
  color: var(--frost-100);
  scroll-margin-top: calc(var(--nav-h) + 1.5rem);
}

.prose h3 {
  font-size: 1.0625rem;
  margin: 2rem 0 0.7rem;
  color: var(--frost-200);
}

.prose p { margin-bottom: 1.15em; }
.prose ul, .prose ol { margin: 0 0 1.3em; padding-left: 1.15rem; }
.prose li { margin-bottom: 0.5em; }
.prose li::marker { color: var(--violet-400); }
.prose a { color: var(--violet-300); }
.prose code { font-family: var(--font-mono); font-size: 0.9em; }

.callout {
  margin: 1.75rem 0;
  padding: 1.1rem 1.3rem;
  border-left: 2px solid var(--violet-500);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(139, 92, 246, 0.08);
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--frost-200);
}

.callout strong { color: var(--frost-100); }