:root {
  --concern-bg: #0b1017;
  --concern-panel: rgba(15, 23, 32, 0.9);
  --concern-panel-strong: rgba(18, 24, 32, 0.98);
  --concern-border: rgba(201, 168, 76, 0.18);
  --concern-gold: #c9a84c;
  --concern-text: #edf2f7;
  --concern-muted: #c7d0dc;
  --concern-shadow: rgba(0, 0, 0, 0.25);
}

body {
  background: linear-gradient(180deg, #081018 0%, #0d1319 100%);
}

.concern-page,
.concern-detail-page {
  padding: 4rem 0 5rem;
  background: transparent;
}

.concern-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.concern-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(17, 24, 30, 0.9),
    rgba(12, 17, 24, 0.98)
  );
  border: 1px solid var(--concern-border);
  border-radius: 22px;
  overflow: hidden;
  text-decoration: none;
  color: var(--concern-text);
  box-shadow: 0 18px 40px var(--concern-shadow);
  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.concern-card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 168, 76, 0.4);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.32);
}

.concern-card-image {
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    rgba(201, 168, 76, 0.06),
    rgba(255, 255, 255, 0.02)
  );
  border-bottom: 1px solid var(--concern-border);
  padding: 1.5rem;
}

.concern-card-image img {
  max-width: 80%;
  max-height: 120px;
  object-fit: contain;
  filter: brightness(1.08);
}

.concern-card-body {
  padding: 1.2rem 1.25rem 1.4rem;
}

.concern-kicker {
  display: inline-block;
  margin-bottom: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.62rem;
  color: var(--concern-gold);
}

.concern-card-body h3 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.1rem, 1.5vw, 1.4rem);
  line-height: 1.35;
  font-weight: 600;
  color: var(--concern-text);
}

.concern-card-body p {
  margin: 0;
  color: var(--concern-muted);
  line-height: 1.7;
  font-size: 0.88rem;
}

.concern-link {
  display: inline-flex;
  align-items: center;
  margin-top: 1rem;
  color: var(--concern-gold);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
}

.concern-detail-wrap,
.concern-static-panel {
  background: linear-gradient(
    180deg,
    rgba(14, 20, 28, 0.92),
    rgba(10, 16, 23, 0.96)
  );
  border: 1px solid var(--concern-border);
  border-radius: 28px;
  padding: 2rem;
  box-shadow: 0 22px 55px rgba(0, 0, 0, 0.25);
}

.concern-detail-stack {
  display: grid;
  gap: 2rem;
}

.concern-detail-header {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 1.5rem;
}

.back-link {
  color: var(--concern-gold);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.concern-detail-content {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 2rem;
  align-items: center;
}

.concern-detail-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--concern-border);
  border-radius: 22px;
  padding: 1.5rem;
}

.concern-detail-logo img {
  max-width: 92%;
  max-height: 170px;
  object-fit: contain;
}

.concern-detail-copy {
  padding: 0.5rem 0;
}

.concern-detail-copy .concern-kicker {
  margin-bottom: 1rem;
}

.concern-detail-copy h1 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.1;
  margin: 0 0 1rem;
  color: var(--concern-text);
}

.concern-summary {
  color: var(--concern-gold);
  font-size: 1.03rem;
  line-height: 1.7;
  margin-bottom: 1rem;
  font-weight: 600;
}

.concern-detail-copy p {
  color: var(--concern-muted);
  line-height: 1.8;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.concern-detail-meta {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.concern-detail-meta span {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  background: rgba(201, 168, 76, 0.08);
  border: 1px solid rgba(201, 168, 76, 0.2);
  color: var(--concern-text);
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 1100px) {
  .concern-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .concern-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .concern-detail-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .concern-page,
  .concern-detail-page {
    padding-top: 2.5rem;
  }

  .concern-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .concern-card-image {
    min-height: 150px;
  }

  .concern-card-body {
    padding: 1rem;
  }

  .concern-detail-wrap,
  .concern-static-panel {
    padding: 1rem;
    border-radius: 18px;
  }

  .concern-detail-logo {
    min-height: 200px;
  }

  .concern-detail-meta {
    gap: 0.5rem;
  }
}