/* ============================================================
   layout.css — page chrome + scene scaffolding
   ============================================================ */

/* ---- WebGL atmosphere canvas (deep background) ---- */
#story-world {
  position: fixed;
  inset: 0;
  z-index: var(--z-canvas);
  width: 100%;
  height: 100vh;
  height: 100lvh; /* large viewport — so the iOS toolbar never leaves an unpainted strip at the bottom */
  pointer-events: none;
}

.world-veil {
  position: fixed;
  inset: 0;
  height: 100vh;
  height: 100lvh; /* match the canvas so the bottom glow reaches the edge on iOS */
  z-index: calc(var(--z-canvas) + 1);
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% -10%, transparent 40%, rgba(6,6,8,0.55) 100%),
    radial-gradient(100% 100% at 50% 120%, var(--scene-tint), transparent 60%);
  transition: background 1.2s var(--ease-out);
}

/* ============================================================
   Loader
   ============================================================ */
.loader {
  position: fixed;
  inset: 0;
  z-index: var(--z-loader);
  display: grid;
  place-items: center;
  background: var(--ink-900);
  transition: opacity 0.8s var(--ease-out), visibility 0.8s;
}
.loader.is-done { opacity: 0; visibility: hidden; pointer-events: none; }

.loader__inner { text-align: center; }
.loader__name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 4rem);
  letter-spacing: var(--tracking-tight);
  background: linear-gradient(120deg, var(--paper), var(--gold), var(--paper));
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer-text 2.4s linear infinite;
}
.loader__bar {
  width: min(60vw, 280px);
  height: 2px;
  margin: 1.4rem auto 0;
  background: var(--line);
  overflow: hidden;
}
.loader__bar i {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--gold);
  transition: width 0.3s var(--ease-out);
}
.loader__pct {
  margin-top: 0.8rem;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--paper-faint);
}

/* ============================================================
   Header / nav
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: var(--z-chrome);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(1rem, 2.2vw, 1.8rem) var(--gutter);
  transition: transform 0.4s var(--ease-out), background 0.4s;
}
.site-header.is-hidden { transform: translateY(-120%); }
.site-header.is-solid {
  background: linear-gradient(180deg, rgba(6,6,8,0.72), transparent);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: var(--tracking-tight);
}
.brand b { font-weight: 600; }
.brand span {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(0.3rem, 0.7vw, 0.7rem);
}
.nav__links {
  display: flex;
  gap: 0.05rem;
}
.nav__links a {
  position: relative;
  padding: 0.45rem 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--paper-dim);
  transition: color var(--dur-fast) var(--ease-out);
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0.45rem;
  right: 0.45rem;
  bottom: 0.35rem;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease-out);
}
.nav__links a:hover,
.nav__links a.is-active { color: var(--paper); }
.nav__links a.is-active::after,
.nav__links a:hover::after { transform: scaleX(1); }

.nav__cta { padding: 0.55em 0.9em; font-size: 0.62rem; }

/* Mobile menu button */
.nav__toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 50%;
  position: relative;
}
.nav__toggle span,
.nav__toggle span::before,
.nav__toggle span::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 1.5px;
  background: var(--paper);
  transform: translate(-50%, -50%);
  transition: transform 0.3s var(--ease-out), opacity 0.2s;
}
.nav__toggle span::before { transform: translate(-50%, -6px); }
.nav__toggle span::after { transform: translate(-50%, 6px); }
body.menu-open .nav__toggle span { background: transparent; }
body.menu-open .nav__toggle span::before { transform: translate(-50%, 0) rotate(45deg); }
body.menu-open .nav__toggle span::after { transform: translate(-50%, 0) rotate(-45deg); }

/* Drawer is hidden on desktop — only becomes a fixed overlay at <=860px */
.site-nav-drawer { display: none; }

/* ---- Scroll progress (top hairline) ---- */
.progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: calc(var(--z-chrome) + 1);
  box-shadow: 0 0 14px var(--glow);
}

/* ---- Chapter rail (right side dots) ---- */
.rail {
  position: fixed;
  top: 50%;
  right: clamp(0.7rem, 1.6vw, 1.7rem);
  transform: translateY(-50%);
  z-index: var(--z-chrome);
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}
.rail a {
  --d: 8px;
  position: relative;
  width: var(--d);
  height: var(--d);
  border-radius: 50%;
  border: 1px solid var(--paper-faint);
  transition: all var(--dur-fast) var(--ease-out);
}
.rail a::before {
  content: attr(data-label);
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--paper-dim);
  opacity: 0;
  pointer-events: none;
  transition: all var(--dur-fast) var(--ease-out);
}
.rail a:hover::before { opacity: 1; transform: translateY(-50%) translateX(0); }
.rail a:hover { border-color: var(--accent); }
.rail a.is-active {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 12px var(--glow);
  transform: scale(1.35);
}

/* ============================================================
   Scene scaffolding + parallax layers (multi z-index depth)
   ============================================================ */
.scene {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding-block: var(--section-pad);
  padding-inline: var(--gutter);
  isolation: isolate;     /* contains the z-index stack per scene */
  overflow: clip;
}

.layer {
  position: absolute;
  inset: -10% 0;          /* overscan so parallax never reveals edges */
  pointer-events: none;
  will-change: transform;
}
.layer--bg  { z-index: var(--z-scene-bg); }
.layer--mid { z-index: var(--z-scene-mid); }
.layer--fg  { z-index: var(--z-scene-fg); }

.scene__inner {
  position: relative;
  z-index: var(--z-content);
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
}

.scene__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  gap: clamp(2rem, 5vw, 5.5rem);
  align-items: center;
}
.scene__grid--reverse { direction: rtl; }
.scene__grid--reverse > * { direction: ltr; }

.chapter-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.4rem;
}
.chapter-tag .num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--paper-faint);
  letter-spacing: 0.1em;
}

.scene h2 { margin-block: 0.6rem 0; }
.scene__year {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-h3);
  color: var(--accent);
  margin-bottom: 0.2rem;
}
.scene p.lead { margin-top: 1.4rem; }

/* Readability over the 3D models: lift the text and lay a soft scrim behind it
   so the bright models never wash it out (responsive — scales with the text). */
.scene h2,
.scene .lead,
.scene__year,
.scene blockquote {
  text-shadow: 0 2px 24px rgba(4, 5, 9, 0.72), 0 1px 4px rgba(4, 5, 9, 0.55);
}
.scene__copy { position: relative; z-index: 1; }
.scene__copy::before {
  content: "";
  position: absolute;
  inset: -12% -9%;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(58% 60% at 38% 46%, rgba(6, 7, 11, 0.62), rgba(6, 7, 11, 0) 76%);
}
.scene--torah .scene__inner::before,
.scene--family .scene__inner::before {
  content: "";
  position: absolute;
  inset: -14% -10%;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(60% 55% at 50% 42%, rgba(6, 7, 11, 0.6), rgba(6, 7, 11, 0) 78%);
}

.scene__cta { margin-top: 2.2rem; display: flex; gap: 0.9rem; flex-wrap: wrap; }

/* The big ghost number watermark behind each chapter */
.ghost-index {
  position: absolute;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(14rem, 40vw, 42rem);
  line-height: 0.7;
  color: transparent;
  -webkit-text-stroke: 1px var(--paper-ghost);
  opacity: 0.5;
  user-select: none;
  pointer-events: none;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* ---- Hero ---- */
.hero { place-items: center; text-align: center; }
.hero__inner { max-width: 980px; }
.hero h1 {
  font-size: var(--fs-mega);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-mega);
  margin: 0.4rem 0;
}
.hero__sub {
  font-size: var(--fs-lead);
  color: var(--paper-dim);
  max-width: 46ch;
  margin: 1.6rem auto 0;
}
.hero__roles {
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: 0.12em;
  color: var(--paper-faint);
  text-transform: uppercase;
}
.hero__roles b { color: var(--accent); font-weight: 700; }

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: clamp(1.2rem, 4vh, 2.6rem);
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--paper-faint);
  z-index: var(--z-content);
}
.scroll-cue .mouse {
  width: 24px;
  height: 38px;
  border: 1px solid var(--paper-faint);
  border-radius: 14px;
  position: relative;
}
.scroll-cue .mouse::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 7px;
  width: 3px;
  height: 7px;
  border-radius: 2px;
  background: var(--accent);
  animation: scroll-dot 1.6s var(--ease-inout) infinite;
}

/* ============================================================
   Contact / footer
   ============================================================ */
.contact { text-align: center; }
.contact__inner { max-width: 880px; }
.contact h2 { font-size: var(--fs-hero); }
.contact .lead { margin-inline: auto; }

.mail-row {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2rem;
  padding: 0.5rem 0.5rem 0.5rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.03);
}
.mail-row a {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--paper);
}
.mail-row .copy-btn {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--paper-ghost);
  transition: background var(--dur-fast);
}
.mail-row .copy-btn:hover { background: var(--accent); color: var(--accent-ink); }
.mail-row .copy-btn.copied { background: var(--accent); color: var(--accent-ink); }

.contact-form {
  margin-top: 3rem;
  display: grid;
  gap: 1rem;
  text-align: left;
  max-width: 640px;
  margin-inline: auto;
}
.field { display: grid; gap: 0.45rem; }
.field--row { grid-template-columns: 1fr 1fr; gap: 1rem; }
.field label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper-faint);
}
.field input,
.field textarea {
  width: 100%;
  padding: 0.95rem 1.1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--paper);
  transition: border-color var(--dur-fast), background var(--dur-fast);
}
.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.06);
  outline: none;
}
.field textarea { resize: vertical; min-height: 140px; }
.contact-form .btn { justify-content: center; margin-top: 0.5rem; }
.form-note {
  font-size: var(--fs-small);
  color: var(--paper-faint);
  text-align: center;
}
.form-status { min-height: 1.4em; font-family: var(--font-mono); font-size: var(--fs-small); }
.form-status.ok { color: var(--accent); }
.form-status.err { color: #ff8a8a; }

.site-foot {
  padding: 3rem var(--gutter) 4rem;
  text-align: center;
  color: var(--paper-faint);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}
.site-foot a:hover { color: var(--accent); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .ghost-index { font-size: clamp(11rem, 46vw, 30rem); }
}

@media (max-width: 1080px) {
  .nav__links,
  .nav__cta { display: none; }
  .nav__toggle { display: block; }

  .site-nav-drawer {
    position: fixed;
    inset: 0;
    z-index: calc(var(--z-chrome) - 1);
    display: grid;
    place-content: center;
    gap: 1rem;
    text-align: center;
    padding: 2rem;
    background: rgba(8, 8, 12, 0.96);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--ease-out), visibility 0.4s;
  }
  body.menu-open .site-nav-drawer { opacity: 1; visibility: visible; }
  .site-nav-drawer a {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 4.5vw, 2.1rem);
    color: var(--paper-dim);
  }
  .site-nav-drawer a:hover { color: var(--accent); }
  .rail { display: none; }
}

@media (max-width: 860px) {
  /* minmax(0,1fr) — NOT plain 1fr — so a large source photo can't blow the
     column up to its natural width (min-width:auto) and overflow on mobile. */
  .scene__grid,
  .scene__grid--reverse { grid-template-columns: minmax(0, 1fr); direction: ltr; }
  .scene__grid > *,
  .scene__grid--reverse > * { min-width: 0; }
}

@media (max-width: 560px) {
  .field--row { grid-template-columns: 1fr; }
  .scene { min-height: auto; padding-block: clamp(4.5rem, 16vh, 7rem); }
  .hero { min-height: 100svh; }
}