:root {
  --primary: #0b5d3b;
  --primary-dark: #073f2a;
  --primary-soft: #eaf5ef;
  --accent: #f4b942;
  --text: #24332c;
  --muted: #66746d;
  --border: #dce6e0;
  --background: #f4f7f5;
  --white: #ffffff;
  --shadow: 0 12px 30px rgba(13, 72, 47, 0.10);
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 32px 16px;
  background:
    radial-gradient(
      circle at top right,
      rgba(244, 185, 66, 0.12),
      transparent 28%
    ),
    linear-gradient(180deg, #f7faf8 0%, var(--background) 100%);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

.situstika-menu {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
}

.menu-header {
  position: relative;
  overflow: hidden;
  margin-bottom: 22px;
  padding: 28px;
  border-radius: 20px;
  color: var(--white);
  background: linear-gradient(
    135deg,
    var(--primary-dark),
    var(--primary)
  );
  box-shadow: var(--shadow);
}

.menu-header::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -60px;
  width: 220px;
  height: 220px;
  border: 38px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.menu-header h1 {
  position: relative;
  z-index: 1;
  margin: 0 0 8px;
  font-size: clamp(24px, 4vw, 38px);
  letter-spacing: 0.5px;
}

.menu-header p {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 15px;
}

.issn-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.issn-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 13px;
  font-weight: 700;
  backdrop-filter: blur(5px);
}

.issn-badge strong {
  color: #ffe29b;
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.menu-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.card-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), #14784f);
}

.card-icon {
  display: grid;
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.15);
  font-size: 20px;
}

.card-heading h2 {
  margin: 0;
  font-size: 16px;
  letter-spacing: 0.8px;
}

.card-heading small {
  display: block;
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 11px;
  font-weight: 400;
}

.menu-list {
  margin: 0;
  padding: 10px;
  list-style: none;
}

.menu-list li + li {
  border-top: 1px solid #edf2ef;
}

.menu-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 10px;
  border-radius: 9px;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.menu-list a::after {
  content: "›";
  color: #9aa9a1;
  font-size: 22px;
  line-height: 1;
  transition: transform 0.2s ease;
}

.menu-list a:hover,
.menu-list a:focus {
  color: var(--primary);
  background: var(--primary-soft);
  transform: translateX(3px);
  outline: none;
}

.menu-list a:hover::after,
.menu-list a:focus::after {
  color: var(--primary);
  transform: translateX(3px);
}

.menu-list .important-link {
  margin: 4px 0;
  color: var(--primary-dark);
  background: #f7fbf8;
  font-weight: 700;
}

.menu-list .important-link::after {
  color: var(--accent);
}

.menu-note {
  margin-top: 20px;
  padding: 14px 16px;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  color: var(--muted);
  background: #fffaf0;
  font-size: 13px;
}

@media (max-width: 900px) {
  .menu-grid {
    grid-template-columns: 1fr 1fr;
  }

  .menu-card:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 620px) {
  body {
    padding: 16px 10px;
  }

  .menu-header {
    padding: 22px 18px;
  }

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

  .menu-card:first-child {
    grid-column: auto;
  }
}