/* ─── Layout: Header ──────────────────────────────────────── */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 50;
  flex-shrink: 0;
}

.logo {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--accent);
  text-transform: lowercase;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.tagline {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.12em;
}

/* ─── Layout: Main ────────────────────────────────────────── */
.site-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  position: relative;
}

.state { width: 100%; max-width: 680px; }

/* ─── Layout: Footer ──────────────────────────────────────── */
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  border-top: 1px solid var(--border);
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  flex-shrink: 0;
}

@media (max-width: 520px) {
  .site-header { padding: 18px 20px; }
  .site-footer  { padding: 14px 20px; flex-direction: column; gap: 4px; }
  .tagline      { display: none; }
}