:root {
  --bg: #f3f6fb;
  --card: #ffffff;
  --text: #1d2738;
  --muted: #627086;
  --border: #d7dfec;
  --primary: #2f5bd2;
  --primary-dark: #2449aa;
  --shadow: 0 18px 40px rgba(20, 33, 58, 0.08);
  --radius: 18px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, "Noto Sans Armenian", "Noto Naskh Arabic", system-ui, sans-serif;
  background: linear-gradient(180deg, #f8fbff 0%, var(--bg) 100%);
  color: var(--text);
}
a { color: inherit; }
.shell { max-width: 1080px; margin: 0 auto; padding: 24px; }
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.brand {
  text-decoration: none;
  font-weight: 800;
  color: var(--primary);
}
.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.topnav a {
  text-decoration: none;
  font-size: 14px;
  color: var(--muted);
}
.content { display: grid; gap: 20px; }
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}
.breadcrumbs a {
  text-decoration: none;
}
.hero, .panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero {
  padding: 28px;
}
.eyebrow {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  font-weight: 800;
  color: var(--muted);
}
h1, h2 { margin: 0 0 12px; line-height: 1.15; }
.lead {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
  max-width: 760px;
}
.actions, .pager {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}
.button.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.panel { padding: 24px; }
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
}
.stats div {
  padding: 16px;
  border-radius: 14px;
  background: #f6f8fc;
  border: 1px solid var(--border);
}
.stats strong {
  display: block;
  font-size: 28px;
  margin-bottom: 4px;
}
.stats span {
  color: var(--muted);
}
.link-grid, .sign-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.link-card, .archive-item, .sign-card {
  display: block;
  text-decoration: none;
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: #fbfcfe;
}
.link-card strong, .archive-item strong, .sign-card strong {
  display: block;
  margin-bottom: 8px;
}
.link-card span, .archive-item span, .sign-card span {
  color: var(--muted);
  line-height: 1.55;
}
.archive-list {
  display: grid;
  gap: 12px;
}
.feature-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.7;
}
.feature-list li + li {
  margin-top: 10px;
}
.question-panel {
  display: grid;
  gap: 18px;
}
.hero-image, .sign-image {
  width: 100%;
  max-width: 420px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: #fff;
}
.choice-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.choice {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fafcff;
}
.choice.correct {
  border-color: rgba(34, 197, 94, 0.45);
  background: rgba(34, 197, 94, 0.1);
}
.choice-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #eef3ff;
  font-weight: 700;
}
.answer-box {
  display: grid;
  gap: 6px;
  padding: 16px;
  border-radius: 14px;
  background: #f6f8fc;
  border: 1px solid var(--border);
}
.sign-card img {
  width: 100%;
  max-width: 112px;
  aspect-ratio: 1;
  object-fit: contain;
  margin-bottom: 12px;
}
.sign-detail {
  display: grid;
  gap: 18px;
  justify-items: start;
}
@media (max-width: 720px) {
  .shell { padding: 16px; }
  .hero, .panel { padding: 20px; }
  .topbar { align-items: flex-start; flex-direction: column; }
}