/* Ledger Cold Wallet Recovery - Neon theme, responsive */
:root {
  --neon1: #ff5c27;
  --neon2: #ff9211;
  --neon3: #ffc83d;
  --neon4: #fff975;
  --neon5: #ffffa2;
  --bg-dark: #0a0a0f;
  --bg-card: #12121a;
  --bg-card-hover: #1a1a26;
  --text: #e8e8ec;
  --text-muted: #9898a8;
  --border: rgba(255, 92, 39, 0.3);
  --shadow-neon: 0 0 20px rgba(255, 92, 39, 0.15), 0 0 40px rgba(255, 146, 17, 0.08);
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-size-base: 16px;
  --max-width: 900px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-dark);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Layout */
.site-header {
  background: linear-gradient(180deg, rgba(18,18,26,0.98) 0%, rgba(10,10,15,0.95) 100%);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--neon1);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.logo:hover { color: var(--neon2); }
.nav-main {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  align-items: center;
}
.nav-main a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.nav-main a:hover { color: var(--neon3); background: rgba(255,200,61,0.08); }
.lang-switcher {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
.lang-switcher a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
}
.lang-switcher a:hover,
.lang-switcher a.active { color: var(--neon2); border-color: var(--neon2); }

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

/* Typography */
h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 1.5rem;
  color: var(--neon4);
  text-shadow: 0 0 30px rgba(255,249,117,0.2);
}
h2 {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 2.5rem 0 1rem;
  color: var(--neon3);
}
h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1.5rem 0 0.75rem;
  color: var(--neon2);
}
p { margin: 0 0 1rem; }
a { color: var(--neon2); text-decoration: none; }
a:hover { color: var(--neon4); text-decoration: underline; }

/* Neon color classes */
.color1 { color: #ff5c27; }
.color2 { color: #ff9211; }
.color3 { color: #ffc83d; }
.color4 { color: #fff975; }
.color5 { color: #ffffa2; }

/* Blocks */
.hero-block {
  background: linear-gradient(135deg, rgba(255,92,39,0.08) 0%, rgba(255,146,17,0.05) 50%, transparent 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-neon);
}
.card-block {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.card-block:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-neon);
}
.highlight-block {
  border-left: 4px solid var(--neon1);
  background: rgba(255,92,39,0.06);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  border-radius: 0 10px 10px 0;
}
.table-wrap {
  overflow-x: auto;
  margin: 1rem 0;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.08);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
th, td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
th {
  background: rgba(255,92,39,0.12);
  color: var(--neon2);
  font-weight: 600;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

/* Images */
.content-img {
  max-width: 100%;
  width: 420px;
  height: auto;
  border-radius: 10px;
  border: 1px solid var(--border);
  margin: 1rem 0;
  display: block;
  box-shadow: var(--shadow-neon);
}

/* FAQ */
.faq-list { margin: 1.5rem 0; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.faq-q {
  width: 100%;
  padding: 1rem 1.25rem;
  text-align: left;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--neon3);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: background 0.2s, color 0.2s;
}
.faq-q:hover { background: rgba(255,200,61,0.08); color: var(--neon4); }
.faq-q::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--neon2);
  flex-shrink: 0;
  transition: transform 0.25s;
}
.faq-item.is-open .faq-q::after { transform: rotate(45deg); }
.faq-a {
  padding: 0 1.25rem 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  display: none;
}
.faq-item.is-open .faq-a { display: block; }

/* Lists */
ul, ol { margin: 0 0 1rem; padding-left: 1.5rem; }
li { margin-bottom: 0.35rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-card);
  margin-top: 3rem;
  padding: 2rem 1.5rem;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: center;
}
.footer-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
}
.footer-nav a:hover { color: var(--neon2); }
.footer-lang {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-lang a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}
.footer-lang a:hover { color: var(--neon2); }
.copyright {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 1rem;
}

@media (min-width: 768px) {
  .footer-inner { grid-template-columns: auto 1fr auto; align-items: center; }
  .footer-nav { justify-content: flex-start; }
  .footer-lang { justify-content: flex-end; }
  .copyright { margin-top: 0; grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .site-header { padding: 0.75rem 1rem; }
  .nav-main { width: 100%; }
  main { padding: 1.5rem 1rem 2rem; }
  .hero-block { padding: 1.25rem; }
  th, td { padding: 0.5rem 0.75rem; font-size: 0.9rem; }
}