/* ============================================================
   bobyee.ca — parchment-map shell
   Aged-map palette, self-hosted type, grain, and the base chrome
   shared by every zone. Zone-specific accents live in zone-*.css.
   ============================================================ */

@import url('../fonts/fonts.css');

:root {
  --parchment:        #e9dcc0;
  --parchment-deep:    #dccaa2;
  --parchment-shadow:  #a98e5f;
  --ink:               #3a2a1a;
  --ink-soft:          #6b5334;

  --zone-about:   #8a6d3b;
  --zone-music:   #7a1f1f;
  --zone-cooking: #a6592c;
  --zone-coding:  #35506b;
  --zone-contact: #3f5b3f;
  --zone-pets:    #8a5f57;

  --secret-egyptian:   #9c7a2e;
  --secret-greek:      #5a6e8c;
  --secret-conspiracy: #6b3f3f;

  --font-display: 'IM Fell English SC', 'Cormorant SC', Georgia, serif;
  --font-body:    'Spectral', Georgia, 'Times New Roman', serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --card-radius: 3px;
  --card-shadow: 0 24px 60px -20px rgba(20, 12, 4, 0.55);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--parchment);
  color: var(--ink);
  font-family: var(--font-body);
  overscroll-behavior: none;
}

body {
  min-height: 100vh;
}

::selection {
  background: var(--ink);
  color: var(--parchment);
}

img { max-width: 100%; display: block; }

a { color: inherit; }

/* Fixed grain layer above the map, below content, everywhere on the page */
.grain-overlay {
  position: fixed;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size: 340px 340px;
}

/* Cinematic depth-of-field cue — a soft vignette that closes in slightly
   once you've arrived somewhere, like a lens settling focus on what's
   close instead of the whole wide table. */
.depth-vignette {
  position: fixed;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  background: radial-gradient(circle at 50% 42%, transparent 40%, var(--parchment-shadow) 145%);
  opacity: 0.25;
  transition: opacity 1s ease;
}
body.zone-active .depth-vignette { opacity: 0.55; }
@media (prefers-reduced-motion: reduce) {
  .depth-vignette { transition: none; }
}

/* ---------- Skip / jump navigation (always keyboard-reachable) ---------- */
.zone-jump-links {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  display: flex;
  gap: 2px;
  padding: 10px;
  transform: translateY(-120%);
  transition: transform 0.2s ease;
}
.zone-jump-links:focus-within { transform: translateY(0); }
.zone-jump-links a {
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.06em;
  text-decoration: none;
  background: var(--parchment);
  color: var(--ink);
  border: 1px solid var(--ink);
  padding: 8px 14px;
  border-radius: var(--card-radius);
}
.zone-jump-links a:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}
.zone-jump-links a[aria-current="true"] { background: var(--ink); color: var(--parchment); }

.brand-mark {
  position: fixed;
  top: 18px;
  right: 22px;
  z-index: 40;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.14em;
  color: var(--ink);
  text-decoration: none;
  mix-blend-mode: multiply;
  opacity: 0.9;
}

/* ---------- Scroll driver ---------- */
.scroll-spacer { height: 600vh; }

.map-stage--static { position: relative !important; height: auto !important; }
.map-stage--static #camera { position: relative; }

/* ---------- Artifact overlay cards ---------- */
.artifact-layer { position: relative; z-index: 20; }

.artifact {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 6vh 6vw;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  perspective: 1500px;
}
.artifact.is-active { opacity: 1; pointer-events: auto; transition: opacity 0.05s ease; }

.map-stage--static .artifact {
  position: relative;
  inset: auto;
  min-height: 92vh;
  opacity: 1;
  pointer-events: auto;
  transition: none;
}

/* Pop-up-book reveal — the card lies flat, then lifts up off the page
   toward the viewer, like a page opening, instead of a plain fade. */
.artifact__card {
  transform-style: preserve-3d;
  transform-origin: 50% 100%;
  transform: rotateX(-100deg);
  transition: transform 0.7s cubic-bezier(.22,1.4,.36,1);
}
.artifact.is-active .artifact__card {
  transform: rotateX(0deg);
  transition: transform 0.8s cubic-bezier(.16,1.6,.3,1) 0.08s;
}
.map-stage--static .artifact__card { transform: none !important; transition: none !important; }

.artifact__card {
  width: min(480px, 92vw);
  max-height: 82vh;
  overflow-y: auto;
  background: var(--parchment-deep);
  border: 1px solid var(--ink);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: 34px 32px;
  position: relative;
}
.artifact__card::before {
  content: '';
  position: absolute;
  inset: 8px;
  border: 1px solid var(--zone-accent, var(--ink));
  opacity: 0.5;
  pointer-events: none;
  border-radius: 2px;
}

.artifact__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--zone-accent, var(--ink-soft));
  margin: 0 0 10px;
}

.artifact__title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: 0.03em;
  margin: 0 0 18px;
  line-height: 1.1;
}

.artifact__body p {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  margin: 0 0 14px;
}

.artifact__body a {
  color: var(--zone-accent, var(--ink));
  text-decoration-thickness: 1px;
}

@media (max-width: 760px) {
  .artifact { align-items: flex-end; justify-content: center; padding: 0; }
  .artifact__card { width: 100%; max-height: 76vh; border-radius: var(--card-radius) var(--card-radius) 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  .artifact { transition: none; }
  .zone-jump-links { transition: none; }
}