/* ============================================================
   seo.css — Monthly summary, FAQ, and impact glossary styles
   ============================================================ */

/* --- Monthly Summary --- */
.month-summary {
  background-color: var(--color-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-2xl);
  margin: var(--space-lg) 0;
  text-align: center;
}

.month-summary__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-sm);
}

.month-summary__text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-gray);
  max-width: 720px;
  margin: 0 auto;
}

/* --- FAQ Section --- */
.faq-section {
  margin: var(--space-2xl) 0;
}

.faq-section > h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-lg);
}

.faq-section details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  transition: border-color var(--transition-fast);
}

.faq-section details:hover {
  border-color: var(--color-cyan);
}

.faq-section details[open] {
  border-color: var(--color-cyan);
}

.faq-section details summary {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-navy);
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  transition: background-color var(--transition-fast);
}

.faq-section details summary::-webkit-details-marker {
  display: none;
}

.faq-section details summary::after {
  content: '\25BC';
  font-size: 0.75rem;
  color: var(--color-gray);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-section details[open] summary::after {
  transform: rotate(180deg);
}

.faq-section details summary:hover {
  background-color: var(--color-light);
}

.faq-section details summary:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: -2px;
  border-radius: var(--radius-md);
}

.faq-section details .faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-gray);
}

/* --- Glossary Section --- */
.glossary-section {
  margin: var(--space-2xl) 0;
}

.glossary-section > h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-lg);
}

.glossary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.glossary-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-left-width: 4px;
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: box-shadow var(--transition-fast);
}

.glossary-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.glossary-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.glossary-card p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-gray);
}

/* Glossary card impact color variants */
.glossary-card--critical {
  border-left-color: var(--color-critical);
}

.glossary-card--critical h3 {
  color: var(--color-critical);
}

.glossary-card--high {
  border-left-color: var(--color-high);
}

.glossary-card--high h3 {
  color: var(--color-high);
}

.glossary-card--medium {
  border-left-color: var(--color-medium);
}

.glossary-card--medium h3 {
  color: var(--color-medium);
}

.glossary-card--low {
  border-left-color: var(--color-low);
}

.glossary-card--low h3 {
  color: var(--color-low);
}

/* --- Responsive --- */

/* Tablet */
@media (max-width: 1024px) {
  .month-summary {
    padding: var(--space-lg);
  }

  .glossary-grid {
    gap: var(--space-sm);
  }
}

/* Mobile */
@media (max-width: 768px) {
  .month-summary {
    padding: var(--space-md);
    margin: var(--space-md) 0;
  }

  .month-summary__title {
    font-size: 1.125rem;
  }

  .month-summary__text {
    font-size: 0.875rem;
  }

  .faq-section {
    margin: var(--space-lg) 0;
  }

  .faq-section > h2 {
    font-size: 1.25rem;
  }

  .faq-section details summary {
    font-size: 0.9375rem;
    padding: var(--space-sm) var(--space-md);
  }

  .faq-section details .faq-answer {
    padding: 0 var(--space-md) var(--space-md);
    font-size: 0.875rem;
  }

  .glossary-section {
    margin: var(--space-lg) 0;
  }

  .glossary-section > h2 {
    font-size: 1.25rem;
  }

  .glossary-grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .glossary-card {
    padding: var(--space-md);
  }

  .glossary-card h3 {
    font-size: 1rem;
  }
}