/* ============================================================
   Sheida Heravi — shared stylesheet (multi-page version)
   ============================================================ */
:root {
  --paper:        #ECE3CF;
  --paper-warm:   #F2EAD7;
  --paper-deep:   #DDD0B4;
  --ink:          #2B2014;
  --ink-soft:     #4A3826;
  --ink-mute:     #87765C;
  --rule:         #C6B795;
  --gold:         #B08A3E;
  --gold-soft:    #C9A968;
  --gutter: clamp(20px, 4vw, 64px);
  --font-display: "Cormorant Garamond", "Times New Roman", serif;
  --font-body:    "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
/* overflow-x: clip (not hidden) prevents horizontal scroll WITHOUT turning
   html/body into a scroll container — which would break position: sticky */
html { scroll-behavior: smooth; overflow-x: clip; }
body {
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
/* paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image:
    radial-gradient(rgba(60,40,20,0.025) 1px, transparent 1.5px),
    radial-gradient(rgba(60,40,20,0.018) 1px, transparent 1.5px);
  background-size: 3px 3px, 7px 7px;
  background-position: 0 0, 1px 2px;
  mix-blend-mode: multiply;
  opacity: 0.7;
}
img { display: block; max-width: 100%; }
a { color: inherit; }

/* visually hidden, still read by screen readers & search engines */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ── Nav ─────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 22px var(--gutter);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  pointer-events: none;
  transition: background 240ms ease, backdrop-filter 240ms ease, border-color 240ms ease;
  border-bottom: 0.5px solid transparent;
}
.nav.scrolled, .nav.solid {
  background: rgba(236,227,207,0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--rule);
}
.nav > * { pointer-events: auto; }
.nav .mark {
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.nav .mark em { font-style: italic; color: var(--gold); }
.nav ul { list-style: none; display: flex; gap: 36px; align-items: baseline; }
.nav a.navlink {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.02em;
  transition: color 180ms;
  position: relative;
}
.nav a.navlink:hover { color: var(--ink); }
.nav a.navlink.active { color: var(--ink); }
.nav a.navlink.active::before {
  content: "";
  position: absolute;
  left: -11px; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 4px;
  background: var(--gold);
  border-radius: 50%;
}
@media (max-width: 760px) {
  .nav ul { gap: 18px; }
  .nav a.navlink { font-size: 12px; }
}
@media (max-width: 520px) {
  .nav { flex-direction: column; align-items: flex-start; gap: 10px; padding: 14px var(--gutter); }
}

/* ── Page intro band (shared by interior pages) ── */
.page-head {
  padding: 150px var(--gutter) 56px;
  border-bottom: 0.5px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 60px;
  align-items: end;
}
.page-head .ph-left .label { display: block; margin-bottom: 18px; }
.page-head h1 {
  font-family: var(--font-display);
  font-weight: 300;
  color: var(--ink);
  font-size: clamp(48px, 7vw, 104px);
  line-height: 0.92;
  letter-spacing: -0.02em;
}
.page-head h1 .it { font-style: italic; color: var(--gold); }
.page-head .ph-right p {
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 1.7;
  max-width: 52ch;
}
.page-head .ph-right p + p { margin-top: 14px; }
@media (max-width: 820px) {
  .page-head { grid-template-columns: 1fr; gap: 22px; padding-top: 130px; }
}

/* ── Scroll reveal ───────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 800ms ease, transform 800ms cubic-bezier(.2,.6,.2,1);
}
.reveal.in { opacity: 1; transform: none; }

/* ── Footer-lite (interior pages) ────────── */
.foot {
  margin-top: 40px;
  padding: 40px var(--gutter);
  border-top: 0.5px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.foot a { color: var(--ink-mute); text-decoration: none; transition: color 180ms; }
.foot a:hover { color: var(--gold); }
.foot .foot-links { display: flex; gap: 22px; }
@media (max-width: 620px) {
  .foot { flex-direction: column; gap: 14px; }
}