/* nav.css — top navigation + footer */

.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  padding: var(--s-4) 0;
  transition: background var(--t-med) var(--ease-out), backdrop-filter var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out);
  border-bottom: 1px solid transparent;
}

.site-nav.is-stuck {
  background: rgba(245, 241, 232, 0.78);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
}

.site-nav__brand {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.site-nav__brand .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
  display: inline-block;
  margin-right: 4px;
  transform: translateY(-3px);
}

.site-nav__brand .tld,
.site-footer__brand .tld {
  color: var(--gold);
  margin-left: 1px;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: var(--s-5);
}

.site-nav__links a {
  font-size: var(--f-small);
  color: var(--ink-soft);
  position: relative;
  padding: 6px 2px;
  transition: color var(--t-fast) var(--ease-out);
}
.site-nav__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--gold);
  transition: right var(--t-med) var(--ease-out);
}
.site-nav__links a:hover,
.site-nav__links a.is-active { color: var(--ink); }
.site-nav__links a:hover::after,
.site-nav__links a.is-active::after { right: 0; }

.site-nav__lang {
  font-family: var(--font-sans);
  font-size: var(--f-tiny);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-mute);
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
}

.site-nav__menu-btn {
  display: none;
  width: 38px; height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-2);
  color: var(--ink);
}
.site-nav__menu-btn:hover { background: var(--line-soft); }
.site-nav__menu-btn svg { width: 18px; height: 18px; }

@media (max-width: 820px) {
  .site-nav__links, .site-nav__lang { display: none; }
  .site-nav__menu-btn { display: inline-flex; }
  .site-nav.is-open .site-nav__panel {
    display: flex;
  }
}

.site-nav__panel {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0; bottom: 0;
  background: var(--paper);
  padding: var(--s-6) var(--gutter);
  flex-direction: column;
  gap: var(--s-5);
  z-index: var(--z-nav);
}
.site-nav.is-open .site-nav__panel a {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  padding: var(--s-3) 0;
}
.site-nav.is-open .site-nav__panel .meta {
  margin-top: auto;
  color: var(--ink-mute);
}

/* Footer */
.site-footer {
  background: var(--paper-deep);
  color: var(--ink-on-deep);
  padding-block: var(--s-9) var(--s-6);
  margin-top: var(--s-10);
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 0%, rgba(184,139,58,0.18), transparent 60%),
    radial-gradient(ellipse at 0% 100%, rgba(110,142,128,0.12), transparent 60%);
  pointer-events: none;
}
.site-footer > * { position: relative; }

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--s-7);
  padding-bottom: var(--s-7);
  border-bottom: 1px solid var(--line-on-deep);
}
@media (max-width: 820px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--s-5);
  }
  .site-footer__grid > div:first-child { grid-column: 1 / -1; }
}

.site-footer h4 {
  font-family: var(--font-sans);
  font-size: var(--f-tiny);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--gold-soft);
  font-weight: 500;
  margin-bottom: var(--s-4);
}

.site-footer__brand {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: var(--s-3);
}

.site-footer__brand .dot {
  width: 8px; height: 8px;
  background: var(--gold);
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
  transform: translateY(-4px);
}

.site-footer ul { display: flex; flex-direction: column; gap: var(--s-2); }
.site-footer li a {
  color: var(--ink-on-deep);
  opacity: 0.78;
  font-size: var(--f-small);
  transition: color var(--t-fast) var(--ease-out), opacity var(--t-fast) var(--ease-out);
}
.site-footer li a:hover { color: var(--gold-soft); opacity: 1; }

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-5);
  padding-top: var(--s-5);
  font-size: var(--f-tiny);
  color: rgba(245,241,232,0.55);
  letter-spacing: 0.04em;
  flex-wrap: wrap;
}

.site-footer__disclaimer {
  max-width: 50ch;
  opacity: 0.65;
}