.doc { max-width: 760px; margin: 0 auto; padding: 20px 20px 60px; }
.doc h1 { font-size: clamp(28px, 4vw, 42px); line-height: 1.1; margin: 10px 0 20px; }
.doc h2 { font-size: 15px; letter-spacing: .12em; text-transform: uppercase; color: var(--red-dark); margin: 36px 0 10px; }
.doc p, .doc li { font-size: 17px; line-height: 1.65; }
.doc ul { padding-left: 22px; }
.doc .note { font-size: 14px; color: var(--muted); font-style: italic; }
.lang-switch { display: flex; gap: 6px; margin: 10px 0 24px; }
.lang-switch button {
  font: inherit; font-weight: 700; cursor: pointer; border: 1.5px solid rgba(0,0,0,.15); background: transparent;
  color: var(--ink); padding: 8px 18px; border-radius: 999px;
}
.lang-switch button[aria-selected="true"] { background: var(--red); border-color: var(--red); color: var(--white); }
.back { margin-top: 40px; font-weight: 700; }
.site-footer { padding-bottom: 40px; }
.nav-item.is-current { background: var(--white); color: var(--red); }