/* ================================================================
   NORRŒNA SOLUTIONS — SHARED DESIGN SYSTEM
   Version 1.0 · Canon — do not deviate without intention
   ================================================================
   This file is the single source of truth for tokens, typography,
   header/footer, and recurring components. Every page extends
   this file and adds only what is specific to its own job.
   ================================================================ */

/* ----------------------------------------------------------------
   TOKENS
   ---------------------------------------------------------------- */
:root {
  /* Core palette */
  --ink:            #0F1115;
  --ink-soft:       #1C1F26;
  --parchment:      #F2EBDD;
  --parchment-deep: #E8DFC9;
  --bronze:         #8B6F3F;
  --bronze-deep:    #6B5530;
  --steel:          #3B5363;
  --steel-deep:     #2A3D4A;
  --rune-red:       #8C2D2D;

  /* Typography */
  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body:    'Inter Tight', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;

  /* Rhythm */
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --measure: 64ch;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  background: var(--parchment);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  /* The parchment field — subtle warm/cool washes that signal "not white" */
  background-image:
    radial-gradient(ellipse 800px 600px at 15% 10%, rgba(139,111,63,0.06), transparent 60%),
    radial-gradient(ellipse 600px 800px at 85% 70%, rgba(59,83,99,0.05), transparent 60%);
  background-attachment: fixed;
}

/* Paper grain — inline SVG noise, so this is fully self-contained */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.08  0 0 0 0 0.07  0 0 0 0 0.06  0 0 0 0.08 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  mix-blend-mode: multiply;
}

header, main, footer { position: relative; z-index: 2; }

/* Links — base style; pages override with specifics */
a { color: inherit; text-decoration: none; }

/* ----------------------------------------------------------------
   SITE HEADER — identical across every page
   ---------------------------------------------------------------- */
header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.75rem var(--gutter);
  border-bottom: 1px solid rgba(15,17,21,0.08);
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
  font-variation-settings: "SOFT" 30, "WONK" 0;
}
.wordmark a { display: block; }
.wordmark .sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--bronze);
  text-transform: uppercase;
  display: block;
  margin-top: -2px;
}

nav.primary {
  display: flex;
  gap: 2.5rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
nav.primary a {
  color: var(--ink);
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.2s;
}
nav.primary a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--bronze);
  transition: width 0.3s ease;
}
nav.primary a:hover { color: var(--bronze-deep); }
nav.primary a:hover::after { width: 100%; }

/* Active state — the page you're on */
nav.primary a[aria-current="page"] { color: var(--bronze-deep); }
nav.primary a[aria-current="page"]::after { width: 100%; }

nav.primary .cta {
  background: var(--ink);
  color: var(--parchment);
  padding: 0.6rem 1.1rem;
}
nav.primary .cta:hover { background: var(--bronze-deep); color: var(--parchment); }
nav.primary .cta::after { display: none; }

/* ----------------------------------------------------------------
   SHARED COMPONENTS — used across multiple pages
   ---------------------------------------------------------------- */

/* The § eyebrow — recurring section label system */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--bronze);
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.section-label::before {
  content: '§';
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--bronze);
}

/* Display headlines — the editorial voice */
.display-xl {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.75rem, 6.5vw, 5.5rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
}
.display-lg {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 4.5vw, 3.75rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.display-md {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.display-xl em, .display-lg em, .display-md em {
  font-style: italic;
  color: var(--bronze-deep);
}

.deck {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.2rem;
  line-height: 1.55;
  color: var(--ink-soft);
}

/* Buttons */
.btn-primary {
  background: var(--ink);
  color: var(--parchment);
  padding: 1rem 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  transition: background 0.25s, transform 0.25s;
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: var(--bronze-deep); transform: translateX(2px); }
.btn-primary .arr { transition: transform 0.25s; }
.btn-primary:hover .arr { transform: translateX(4px); }

.btn-secondary {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s, border-color 0.2s;
  background: none;
  cursor: pointer;
}
.btn-secondary:hover { color: var(--bronze-deep); border-color: var(--bronze-deep); }

/* Page hero — used by every interior page */
.page-hero {
  padding: clamp(4rem, 8vw, 7rem) var(--gutter) clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid rgba(15,17,21,0.08);
}
.page-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.page-hero .eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--bronze);
}
.page-hero h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1;
  letter-spacing: -0.025em;
  max-width: 18ch;
  margin-bottom: 2rem;
}
.page-hero h1 em {
  font-style: italic;
  color: var(--bronze-deep);
}
.page-hero .deck {
  max-width: 56ch;
}

/* ----------------------------------------------------------------
   SITE FOOTER — identical across every page
   ---------------------------------------------------------------- */
footer.site {
  padding: 3rem var(--gutter) 2rem;
  border-top: 1px solid rgba(15,17,21,0.15);
  background: var(--ink);
  color: var(--parchment);
  margin-top: 4rem;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 3rem;
  gap: 2rem;
  flex-wrap: wrap;
}
.footer-mark .name {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.75rem;
}
.footer-mark .tag {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--bronze);
  margin-top: 0.25rem;
}
.footer-links {
  display: flex;
  gap: 3rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.footer-links a { color: rgba(242,235,221,0.7); }
.footer-links a:hover { color: var(--bronze); }

.footer-bottom {
  border-top: 1px solid rgba(139,111,63,0.2);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: rgba(242,235,221,0.5);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ----------------------------------------------------------------
   ENTRANCE ANIMATIONS — one orchestrated reveal per page
   ---------------------------------------------------------------- */
@keyframes rise {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  animation: rise 0.9s cubic-bezier(.2,.7,.2,1) forwards;
}
.reveal.d1 { animation-delay: 0.1s; }
.reveal.d2 { animation-delay: 0.25s; }
.reveal.d3 { animation-delay: 0.4s; }
.reveal.d4 { animation-delay: 0.55s; }
.reveal.d5 { animation-delay: 0.7s; }

/* Hidden state applies only when JS has confirmed it's running.
   If JS fails for any reason, content remains visible — true
   progressive enhancement rather than JS-gated content. */
.js-enabled .scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.9s cubic-bezier(.2,.7,.2,1),
              transform 0.9s cubic-bezier(.2,.7,.2,1);
}
.js-enabled .scroll-reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ----------------------------------------------------------------
   RESPONSIVE BASE
   ---------------------------------------------------------------- */
@media (max-width: 900px) {
  nav.primary {
    gap: 1.25rem;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  nav.primary a:not(.cta) { font-size: 0.7rem; }
}
@media (max-width: 640px) {
  header.site { flex-direction: column; align-items: flex-start; gap: 1rem; }
  nav.primary { width: 100%; justify-content: flex-start; gap: 1rem; }
  .footer-top { flex-direction: column; }
  .footer-links { gap: 1.5rem; flex-wrap: wrap; }
  .footer-bottom { flex-direction: column; }
}