/* Navigation */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: var(--s-16) var(--gutter);
  background: linear-gradient(180deg, var(--overlay-dark-90) 0%, transparent 100%);
  transition: background var(--d-med) var(--ease-velvet);
}
.site-nav.scrolled {
  background: var(--overlay-dark-90);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}
.site-nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max-width); margin: 0 auto;
}
.brand {
  font-family: var(--font-serif-en);
  font-size: 20px;
  letter-spacing: 0.36em;
  font-weight: 400;
  color: var(--text-primary);
}
.brand small {
  display: block;
  font-family: var(--font-sans-en);
  font-size: 9px;
  letter-spacing: 0.24em;
  color: var(--text-muted);
  margin-top: 2px;
  font-weight: 300;
}
.nav-links {
  display: flex; gap: var(--s-32);
  list-style: none; margin: 0; padding: 0;
}
.nav-links a {
  font-family: var(--font-sans-en);
  font-size: 11px;
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 400;
}
.nav-links a:hover { color: var(--text-primary); }
@media (max-width: 767px) {
  .nav-links { display: none; }
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: var(--s-12);
  padding: var(--s-16) var(--s-32);
  font-family: var(--font-sans-en);
  font-size: 12px;
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  border-radius: var(--r-pill);
  transition: all var(--d-med) var(--ease-velvet);
  border: 1px solid transparent;
  font-weight: 500;
}
.btn-primary {
  background: var(--accent-wine);
  color: var(--text-primary);
}
.btn-primary:hover {
  background: #6F2533;
  color: var(--text-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-velvet);
}
.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--text-secondary);
}
.btn-secondary:hover {
  border-color: var(--text-primary);
  background: var(--surface-velvet);
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: var(--s-12) var(--s-24);
}
.btn-ghost:hover { color: var(--text-primary); }

/* Eyebrow & section heading */
.section-heading {
  display: flex; flex-direction: column; gap: var(--s-16);
  margin-bottom: var(--s-64);
  max-width: 640px;
}
.section-heading h2 {
  font-size: clamp(36px, 5vw, 56px);
}
.section-heading .lang-en {
  font-size: 14px;
  letter-spacing: 0.04em;
}

/* Modal */
dialog.member-modal {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 0;
  max-width: 960px;
  width: calc(100vw - 32px);
  max-height: 90vh;
  overflow: hidden;
  box-shadow: var(--shadow-velvet);
}
dialog.member-modal::backdrop {
  background: rgba(10, 7, 6, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: var(--overlay-dark-70);
  border-radius: var(--r-pill);
  color: var(--text-primary);
  font-size: 18px;
  z-index: 10;
}
.modal-close:hover { background: var(--accent-wine); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--s-96) var(--gutter) var(--s-48);
  text-align: center;
  color: var(--text-muted);
}
.footer-slogan {
  font-family: var(--font-serif-ko);
  font-size: clamp(28px, 4vw, 44px);
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--s-16);
}
.footer-slogan-en {
  font-family: var(--font-serif-en);
  font-style: italic;
  color: var(--text-secondary);
  font-size: 18px;
  margin-bottom: var(--s-48);
}
.footer-links {
  display: flex; justify-content: center; gap: var(--s-32);
  list-style: none; padding: 0; margin: 0 0 var(--s-48);
}
.footer-links a {
  font-family: var(--font-sans-en);
  font-size: 11px;
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--text-muted);
}
.footer-meta {
  font-family: var(--font-sans-en);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-subtle);
}