:root {
  --bg: #08130f;
  --line: #1f3c31;
  --accent: #1be3b0;
  --accent-2: #5cf5d0;
  --text: #e9f5ee;
  --muted: #a8cbbd;
  --card: #112920;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Sora", "Space Grotesk", system-ui, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(27,227,176,0.08), transparent 32%), radial-gradient(circle at 80% 0%, rgba(92,245,208,0.14), transparent 34%), var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); }
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
header {
  border-bottom: 1px solid var(--line);
  background: rgba(8,19,15,0.88);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-nav,
.topbar {
  min-height: 74px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.brand img,
.brand .logo-mark {
  width: 42px;
  height: auto;
  filter: drop-shadow(0 0 10px rgba(27,227,176,0.25));
}
.brand-title { font-size: 44px; line-height: 1.05; }
.brand-sub {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.nav-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.nav-links a {
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
  padding: 6px 10px;
  border-radius: 10px;
  transition: all 0.2s ease;
}
.nav-links a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.04);
}
.actions,
.header-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.lang-links {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.lang-links a {
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}
.lang-links a.active {
  color: #02140d;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  border-color: transparent;
}
.lang-links.lang-enhanced {
  display: block;
  position: relative;
  min-width: 96px;
}
.lang-links .lang-toggle {
  width: 100%;
  min-height: 52px;
  border-radius: 18px;
  border: 1px solid rgba(90, 220, 180, 0.4);
  background: rgba(8, 19, 15, 0.92);
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 12px;
}
.lang-links .lang-toggle .caret {
  font-size: 14px;
  opacity: 0.9;
}
.lang-links .lang-panel {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  width: 110px;
  border-radius: 24px;
  padding: 8px;
  border: 1px solid rgba(90, 220, 180, 0.45);
  background: rgba(8, 19, 15, 0.97);
  box-shadow: 0 18px 30px rgba(0, 0, 0, 0.45);
  z-index: 30;
}
.lang-links.open .lang-panel { display: block; }
.lang-links .lang-panel .lang-option {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  margin: 8px 0;
  border-radius: 20px;
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(17, 41, 32, 0.8);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.lang-links .lang-panel .lang-option.active {
  border-color: rgba(90, 220, 180, 0.85);
  box-shadow: inset 0 0 0 2px rgba(90, 220, 180, 0.35);
  color: #bff9e8;
}
.lang-links .lang-panel .lang-option:last-child { margin-bottom: 0; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.12s ease, border-color 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary {
  color: #02140d;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
}
.btn.secondary {
  color: var(--text);
  border-color: var(--line);
  background: transparent;
}
.hero {
  padding: 38px 0 28px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(27,227,176,0.11), rgba(8,19,15,0.9) 55%);
}
.eyebrow {
  display: inline-flex;
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: rgba(27,227,176,0.12);
  border: 1px solid rgba(27,227,176,0.26);
  border-radius: 999px;
  padding: 6px 10px;
  margin: 0 0 12px;
}
h1 {
  margin: 0 0 10px;
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.03em;
}
.lead {
  margin: 0;
  max-width: 800px;
  color: var(--muted);
  font-size: 17px;
}
.breadcrumbs-wrap {
  display: none;
}
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--muted);
}
.breadcrumbs .sep { opacity: 0.6; }
.breadcrumbs .current {
  color: var(--text);
  font-weight: 600;
}
section { padding: 30px 0 50px; }
.article-tail { padding-top: 0; }
.grid {
  display: grid;
  gap: 14px;
}
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.28);
}
.card h2 {
  margin: 0 0 8px;
  font-size: 20px;
}
.card p { margin: 0 0 10px; color: var(--muted); }
.card p:last-child { margin-bottom: 0; }
ul { margin: 8px 0 0 18px; padding: 0; color: var(--muted); }
ol { margin: 8px 0 0 18px; padding: 0; color: var(--muted); }
li { margin-bottom: 6px; }
.contact { margin-top: 14px; }
.footer {
  border-top: 1px solid var(--line);
  background: #07100d;
  padding: 24px 0 32px;
  color: var(--muted);
}
@media (max-width: 720px) {
  .site-nav,
  .topbar {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .nav-links {
    justify-content: flex-start;
    order: 3;
  }
  .actions,
  .header-actions {
    width: 100%;
    justify-content: stretch;
  }
  .actions .btn,
  .header-actions .btn {
    flex: 1;
  }
  .lang-links {
    width: 100%;
    justify-content: center;
  }
  .lang-links.lang-enhanced {
    width: 100%;
    min-width: 0;
  }
  .lang-links .lang-toggle,
  .lang-links .lang-panel .lang-option {
    font-size: 14px;
  }
}