.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-3);
  min-height: 48px; padding: 0 var(--space-6);
  border: 1px solid transparent; border-radius: var(--radius-none); background: transparent;
  font-family: var(--font-text); font-size: 13px; font-weight: 600; line-height: 1.2;
  letter-spacing: 0.16em; text-transform: uppercase; text-decoration: none; cursor: pointer;
  transition: background-color var(--duration-ui) var(--easing-archive),
              color var(--duration-ui) var(--easing-archive),
              border-color var(--duration-ui) var(--easing-archive);
}
.hg .btn--primary { background: var(--action); color: var(--on-action); }
.hg .btn--primary:hover, .hg .btn--primary:active { background: var(--action-hover); color: var(--on-action); }
.hg .btn--secondary { border-color: var(--brass); color: var(--brass); }
.hg .btn--secondary:hover { border-color: var(--ink); color: var(--ink); }
.hg .btn--text {
  min-height: 44px; padding: 0; color: var(--ink);
  background: linear-gradient(var(--brass), var(--brass)) left bottom / 100% 1px no-repeat;
  transition: background-size var(--duration-ui) var(--easing-archive), color var(--duration-ui) var(--easing-archive);
}
.hg .btn--text:hover { color: var(--brass); background-size: 40% 1px; }
.hg .btn--quiet {
  min-height: 44px; padding: 0 var(--space-1);
  font-family: var(--font-record); font-weight: 400; font-size: 12px; letter-spacing: 0.14em;
  color: var(--faint);
}
.hg .btn--quiet:hover { color: var(--ink); }
.hg .btn--threshold {
  min-height: 64px; padding: 0 var(--space-7);
  border-color: var(--brass); color: var(--ink);
  font-family: var(--font-display); font-size: 26px; font-weight: 400; letter-spacing: 0.06em; text-transform: none;
}
.hg .btn--threshold:hover { background: var(--surface-raised); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.45; cursor: not-allowed; }
.btn__icon { width: 20px; height: 20px; flex-shrink: 0; }

.site-header {
  position: fixed; z-index: 50; inset-inline: 0; top: 0;
  padding-top: env(safe-area-inset-top, 0px);
  background: transparent; border-bottom: 1px solid transparent;
  transition: background-color var(--duration-ui) var(--easing-archive),
              border-color var(--duration-ui) var(--easing-archive),
              transform var(--duration-reveal) var(--easing-archive);
}
.site-header.is-solid { background: var(--surface); border-bottom-color: var(--rule); }
.site-header.is-hidden { transform: translateY(-100%); }
.site-header:focus-within { transform: none; }
html.is-locked .site-header { visibility: hidden; }

.site-header__bar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-5); height: 64px; }
@media (min-width: 768px) { .site-header__bar { height: 88px; } }

.wordmark {
  display: inline-flex; align-items: center; min-height: 44px;
  font-family: var(--font-display); font-weight: 600; font-size: 15px; letter-spacing: 0.3em;
  color: var(--ink) !important; white-space: nowrap;
}
@media (min-width: 768px) { .wordmark { font-size: 20px; } }

.nav { display: none; align-items: center; gap: var(--space-6); }
@media (min-width: 768px) { .nav { display: flex; gap: var(--space-4); } }
@media (min-width: 1200px) { .nav { gap: var(--space-6); } }
.nav__link {
  display: inline-flex; align-items: center; min-height: 44px;
  font-family: var(--font-text); font-size: 14px; letter-spacing: 0.06em; color: var(--muted) !important;
  white-space: nowrap;
}
@media (min-width: 768px) and (max-width: 1199.98px) { .nav__link { font-size: 13px; letter-spacing: 0.03em; } .site-header .wordmark { letter-spacing: 0.22em; } }
.nav__link:hover, .nav__link[aria-current="page"] { color: var(--ink) !important; }

.menu-toggle {
  display: inline-flex; flex-direction: column; justify-content: center; align-items: flex-end; gap: 6px;
  width: 44px; height: 44px; padding: 0; background: none; border: 0; cursor: pointer;
}
.menu-toggle__line { display: block; height: 1px; background: var(--ink); }
.menu-toggle__line:first-child { width: 24px; }
.menu-toggle__line:last-child { width: 16px; }
@media (min-width: 768px) { .menu-toggle { display: none; } }

.mobile-menu {
  position: fixed; inset: 0; z-index: 60;
  padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px);
  background: var(--surface-sunken); color: var(--ink);
  display: flex; flex-direction: column;
}
.mobile-menu__bar { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.mobile-menu__close { width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; background: none; border: 0; color: var(--ink); cursor: pointer; }
.mobile-menu__list { display: flex; flex-direction: column; gap: var(--space-2); padding-block: var(--space-8); }
.mobile-menu__link {
  display: inline-flex; min-height: 56px; align-items: center;
  font-family: var(--font-display); font-weight: 500; font-size: 32px; line-height: 1.15; color: var(--ink) !important;
}
.hg .mobile-menu__link--secondary { font-size: 22px; color: var(--muted) !important; margin-top: var(--space-4); }
.mobile-menu__utilities { margin-top: auto; padding-block: var(--space-6); border-top: 1px solid var(--rule); display: flex; gap: var(--space-5); }

.pending {
  display: inline-block;
  font-family: var(--font-record); font-size: 11px; line-height: 1.5; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--faint);
}
.pending--block {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-2);
  text-align: center; padding: var(--space-5);
}
.pending__title { color: var(--ink-soft); }
.pending__meta { color: var(--faint); }

.site-footer { background: var(--surface-sunken); color: var(--ink); padding-bottom: env(safe-area-inset-bottom, 0px); }
.site-footer__grid {
  display: grid; gap: var(--space-7);
  grid-template-columns: minmax(0, 1fr);
  padding-block: var(--space-9) var(--space-7);
}
@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1200px) {
  .site-footer__grid { grid-template-columns: 4fr 2fr 2fr 3fr; gap: var(--space-5); }
}
.site-footer__brand { display: flex; flex-direction: column; gap: var(--space-5); }
.site-footer__philosophy { display: flex; flex-direction: column; gap: 2px; font-family: var(--font-display); font-style: italic; font-size: 19px; line-height: 1.45; color: var(--ink-soft); max-width: 34ch; }
.site-footer__col { display: flex; flex-direction: column; gap: var(--space-3); min-width: 0; }
.site-footer__label { font-family: var(--font-record); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--brass); }
.site-footer__link { display: inline-flex; align-items: center; min-height: 44px; color: var(--muted) !important; font-size: 15px; }
.site-footer__link:hover { color: var(--ink) !important; }
.site-footer__text { font-size: 15px; color: var(--muted); }
.site-footer__base {
  display: flex; flex-wrap: wrap; gap: var(--space-3) var(--space-6); justify-content: space-between; align-items: center;
  padding-block: var(--space-5) var(--space-6); border-top: 1px solid var(--rule);
  font-family: var(--font-record); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint);
}
.hg .site-footer__action { justify-content: flex-start; padding-inline: 0; align-self: flex-start; }