:root {
  --red: #B70909;
  --ink: #1C1B1A;
  --muted: #6E6A66;
  --line: #E9E5E1;
  --bg: #FFFFFF;
  --bg-soft: #FAF8F6;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 17px;
}

/* ---------- Header ---------- */
header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  text-decoration: none;
}

.logo-mark {
  height: 34px;
  width: auto;
  display: block;
}

.logo-text {
  color: #AA1D1D;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
}

nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 18px;
}

nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 15px;
}

.lang {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-right: 14px;
  border-right: 1px solid var(--line);
}

.lang .flag {
  display: inline-flex;
  line-height: 0;
  opacity: 0.45;
  border-radius: 2px;
}

.lang .flag:hover, .lang .flag:focus-visible { opacity: 1; }

.lang .flag.active-lang { opacity: 1; }

nav a:hover, nav a:focus-visible { color: #7D2524; }

nav a.active { color: #7D2524; }

a:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- Hero (index) ---------- */
.hero {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 24px 56px;
}

.hero h1 {
  font-size: clamp(26px, 4.4vw, 38px);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero h1 .accent { color: var(--red); }

.hero .lead {
  font-size: 19px;
  line-height: 1.65;
  color: var(--ink);
  max-width: 60ch;
  margin-bottom: 28px;
}

.hero-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.feature {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 22px;
}

.feature-icon {
  display: block;
  color: var(--red);
  margin-bottom: 12px;
}

.feature p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
  margin: 0 0 10px;
}

.feature p:last-child { margin-bottom: 0; }

@media (max-width: 620px) {
  .hero-features { grid-template-columns: 1fr; }
}

/* ---------- Documents (index) ---------- */
.doc-list {
  max-width: 760px;
  margin: 0 auto;
  padding: 8px 24px 80px;
  display: grid;
  gap: 14px;
}

.doc-list h2 {
  font-size: 24px;
  letter-spacing: -0.02em;
  margin-bottom: 2px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.doc-list-intro {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 8px;
}

.doc-card {
  display: block;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 24px;
  background: var(--bg-soft);
  transition: border-color .15s ease, transform .15s ease;
}

.doc-card:hover, .doc-card:focus-visible {
  border-color: var(--red);
  transform: translateY(-2px);
}

.doc-card h3 {
  font-size: 19px;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}

.doc-card span {
  color: var(--muted);
  font-size: 15px;
}

/* ---------- Contact ---------- */
.contact {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px 56px;
}

.contact h2 {
  font-size: 24px;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.contact p {
  font-size: 16px;
  color: var(--ink);
}

.contact a { color: var(--red); }

/* ---------- Legal document pages ---------- */
main.doc {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 24px 96px;
}

.back {
  display: inline-block;
  text-decoration: none;
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 24px;
}

.back:hover, .back:focus-visible { color: var(--red); }

main.doc h1 {
  font-size: clamp(26px, 4.5vw, 36px);
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 8px;
}

.doc-meta {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 3px solid var(--red);
  display: inline-block;
}

main.doc h2 {
  font-size: 21px;
  letter-spacing: -0.01em;
  margin: 40px 0 12px;
}

main.doc h3 {
  font-size: 17px;
  margin: 28px 0 8px;
}

main.doc p { margin-bottom: 14px; }

main.doc ul, main.doc ol {
  margin: 0 0 14px 24px;
}

main.doc li { margin-bottom: 6px; }

main.doc a { color: var(--red); }

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
}

.footer-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  color: var(--muted);
  font-size: 14px;
}

.footer-inner a {
  color: var(--muted);
  text-decoration: none;
}

.footer-inner a:hover { color: var(--red); }

@media (max-width: 680px) {
  .header-inner {
    flex-direction: column;
    gap: 12px;
    padding: 14px 16px;
  }

  nav {
    justify-content: center;
    gap: 8px 16px;
  }

  .hero { padding: 44px 20px 40px; }
  .doc-list, .contact { padding-left: 20px; padding-right: 20px; }
  main.doc { padding: 36px 20px 72px; }
  .feature { padding: 18px; }
  .footer-inner { justify-content: center; text-align: center; }
}