:root {
  --bg: #0a1628;
  --panel: #132743;
  --panel-soft: #162d4d;
  --text: #f0f4f8;
  --muted: #9ab0cc;
  --accent: #d4a853;
  --line: rgba(255, 255, 255, 0.10);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.68;
}

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 2rem 1.2rem 4rem;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.back {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

h1 {
  margin: 0.45rem 0 0.7rem;
  font-size: clamp(1.9rem, 4.2vw, 2.8rem);
  line-height: 1.2;
}

p.lead {
  margin: 0 0 1.2rem;
  color: var(--muted);
}

.hero-img {
  width: 100%;
  height: min(46vw, 420px);
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin: 0 0 1.3rem;
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.topic-card {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 1rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}

.topic-card img {
  width: 100%;
  height: 100%;
  min-height: 140px;
  object-fit: cover;
}

.topic-body {
  padding: 0.95rem 1rem 1rem 0;
}

.topic-body h3 {
  margin: 0.1rem 0 0.35rem;
  font-size: 1.1rem;
}

.topic-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.topic-link {
  display: inline-block;
  margin-top: 0.65rem;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
}

.topic-section {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem 1rem 1.2rem;
  margin: 1rem 0;
}

.topic-section h2 {
  margin: 0 0 0.55rem;
  font-size: 1.3rem;
}

.topic-section p {
  margin: 0.45rem 0;
  color: var(--muted);
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 1rem 0 1.3rem;
}

.photo-grid figure {
  margin: 0;
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.photo-grid img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}

.photo-grid figcaption {
  padding: 0.55rem 0.65rem 0.65rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.info-card {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 1rem;
}

.info-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.info-card ul {
  margin: 0;
  padding-left: 1.05rem;
}

.info-card li {
  margin: 0.33rem 0;
  color: var(--muted);
}

@media (max-width: 980px) {
  .topic-grid { grid-template-columns: 1fr; }
  .photo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .topbar { flex-direction: column; align-items: flex-start; }
  .topic-card { grid-template-columns: 1fr; }
  .topic-body { padding: 0 1rem 1rem; }
  .photo-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
}