/* ---------- Site header ---------- */
site-header { display: block; }
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding-block: var(--space-sm);
  transition: background var(--dur-base) var(--ease), padding var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); }
.site-header.is-scrolled {
  background: rgba(250, 247, 239, 0.92);
  backdrop-filter: blur(8px);
  padding-block: var(--space-2xs);
  box-shadow: 0 1px 0 var(--color-border);
}

.brand-lockup { display: flex; align-items: center; gap: 12px; }
.brand-lockup .brand-mark { width: 44px; height: 44px; flex-shrink: 0; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-lockup .brand-name {
  font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; color: var(--color-emerald-900);
  letter-spacing: 0.01em;
}
.brand-lockup .brand-sub {
  font-family: var(--font-body); font-weight: 700; font-size: 0.62rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--color-brass-dark); margin-top: 3px;
}
.is-scrolled .brand-lockup .brand-name,
.site-header:not(.on-dark) .brand-lockup .brand-name { color: var(--color-emerald-900); }
.site-header.on-dark:not(.is-scrolled) .brand-lockup .brand-name { color: var(--color-ivory); }
.site-header.on-dark:not(.is-scrolled) .brand-lockup .brand-sub { color: var(--color-brass-light); }
.site-footer .brand-lockup .brand-name { color: var(--color-ivory); }
.site-footer .brand-lockup .brand-sub { color: var(--color-brass-light); }

.main-nav { display: flex; align-items: center; gap: var(--space-lg); }
.main-nav ul { display: flex; gap: var(--space-md); }
.main-nav a {
  font-size: var(--fs-small); font-weight: 700; letter-spacing: 0.01em;
  color: var(--color-bark); position: relative; padding-block: 4px;
}
.site-header.on-dark:not(.is-scrolled) .main-nav a { color: var(--color-ivory); }
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
  background: var(--color-brass); transition: width var(--dur-fast) var(--ease);
}
.main-nav a:hover::after, .main-nav a[aria-current="page"]::after { width: 100%; }
.main-nav a.btn { color: var(--color-ivory); }
.main-nav a.btn::after { display: none; }

.nav-toggle { display: none; background: none; border: none; padding: 6px; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block; width: 22px; height: 2px; background: var(--color-emerald-900); position: relative; transition: transform var(--dur-fast) var(--ease);
}
.site-header.on-dark:not(.is-scrolled) .nav-toggle span,
.site-header.on-dark:not(.is-scrolled) .nav-toggle span::before,
.site-header.on-dark:not(.is-scrolled) .nav-toggle span::after { background: var(--color-ivory); }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -7px; } .nav-toggle span::after { top: 7px; }

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed; inset: 0 0 0 auto; width: min(78vw, 340px); height: 100vh;
    background: var(--color-ivory); flex-direction: column; align-items: flex-start;
    padding: 96px var(--space-lg) var(--space-lg); transform: translateX(100%);
    transition: transform var(--dur-base) var(--ease); box-shadow: -8px 0 24px rgba(0,0,0,0.08);
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: var(--space-md); }
  .main-nav a { color: var(--color-bark) !important; font-size: 1.05rem; }
  .main-nav .btn { margin-top: var(--space-md); }
}

/* ---------- Site footer ---------- */
.site-footer { background: var(--color-emerald-900); color: var(--color-text-on-dark); padding-block: var(--space-2xl) var(--space-lg); position: relative; overflow: clip; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: var(--space-xl); }
.footer-grid h4 { color: var(--color-text-on-dark); font-family: var(--font-body); font-size: var(--fs-small); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: var(--space-sm); }
.footer-grid a, .footer-grid p { color: var(--color-text-on-dark-muted); font-size: var(--fs-small); }
.footer-grid li { margin-bottom: 8px; }
.footer-grid a:hover { color: var(--color-brass-light); }
.footer-brand p { margin-top: var(--space-sm); max-width: 30ch; }
.footer-social { display: flex; gap: var(--space-sm); margin-top: var(--space-md); }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--color-border-on-dark);
  display: flex; align-items: center; justify-content: center; transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.footer-social a:hover { border-color: var(--color-brass-light); background: rgba(241,234,216,0.06); }
.footer-social svg { width: 17px; height: 17px; }
.footer-bottom {
  margin-top: var(--space-xl); padding-top: var(--space-md); border-top: 1px solid var(--color-border-on-dark);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-sm);
  font-size: var(--fs-small); color: var(--color-text-on-dark-muted);
}
@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; }
}

/* ---------- Cards ---------- */
.card {
  background: var(--color-white); border-radius: var(--radius-md); border: 1px solid var(--color-border);
  padding: var(--space-lg); transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px -18px rgba(18,53,42,0.25); }

/* ---------- Placeholder photo blocks (swap for real photography) ---------- */
.ph-photo {
  position: relative; overflow: hidden; border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-emerald-100), var(--color-cream));
  display: flex; align-items: flex-end;
}
.ph-photo img { width: 100%; height: 100%; object-fit: cover; }
.ph-photo .ph-label {
  position: absolute; left: 12px; bottom: 12px; z-index: 2;
  background: rgba(18,53,42,0.72); color: var(--color-ivory); font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px;
}

/* ---------- Forms (foundation for the Contact page, phase 2) ---------- */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-sm); }
.field label { font-size: var(--fs-small); font-weight: 700; color: var(--color-emerald-900); }
.field input, .field select, .field textarea {
  font: inherit; padding: 0.85em 1em; border-radius: var(--radius-sm); border: 1px solid var(--color-border);
  background: var(--color-white); color: var(--color-bark);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--color-brass); outline-offset: 1px; }
.field-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }