:root {
  --green-950: #041f14;
  --green-900: #062a1b;
  --green-800: #0c3b28;
  --green-700: #145238;
  --green-600: #1f6a49;
  --white: #ffffff;
  --muted: #d8e7df;
  --line: rgba(255, 255, 255, 0.16);
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: radial-gradient(circle at 86% 6%, #1f6a49 0%, var(--green-900) 44%, var(--green-950) 100%);
  color: var(--white);
  min-height: 100vh;
  line-height: 1.6;
}

a {
  color: inherit;
}

.container {
  width: min(1140px, 92%);
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 9;
  backdrop-filter: blur(5px);
  background: rgba(4, 31, 20, 0.9);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.4px;
  font-size: 1.2rem;
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-link {
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.92rem;
  color: var(--muted);
  transition: 0.2s ease;
}

.nav-link:hover {
  border-color: var(--line);
  color: var(--white);
}

.nav-link.active {
  border-color: rgba(255, 255, 255, 0.42);
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.lang-switch {
  display: flex;
  gap: 8px;
}

.lang-btn {
  border: 1px solid rgba(255, 255, 255, 0.34);
  background: transparent;
  color: var(--white);
  border-radius: 999px;
  padding: 7px 12px;
  cursor: pointer;
  font-weight: 700;
  min-width: 48px;
}

.lang-btn.active {
  background: var(--white);
  color: var(--green-900);
}

main {
  padding: 56px 0 44px;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 26px;
  align-items: center;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(2rem, 4.6vw, 3.2rem);
  line-height: 1.13;
  margin-bottom: 14px;
}

.hero p {
  color: var(--muted);
  max-width: 760px;
}

.hero-image {
  width: 100%;
  border-radius: 16px;
  display: block;
  border: 1px solid var(--line);
}

.panel {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 15px;
  padding: 22px;
  margin-bottom: 14px;
}

.panel h2 {
  margin-bottom: 8px;
  font-size: 1.35rem;
}

.panel p {
  color: var(--muted);
}

.grid3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--line);
}

.card-content {
  padding: 16px;
}

.card h3 {
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.card p {
  color: var(--muted);
  margin-bottom: 12px;
  font-size: 0.96rem;
}

.card-link,
.back-link {
  display: inline-block;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 7px 12px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
}

.card-link:hover,
.back-link:hover {
  border-color: var(--white);
}

.list {
  padding-left: 20px;
  color: var(--muted);
}

.list li {
  margin-bottom: 8px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 18px 0 26px;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 960px) {
  .header-row {
    flex-wrap: wrap;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .grid3 {
    grid-template-columns: 1fr;
  }

  main {
    padding-top: 40px;
  }
}