:root {
  --text: #1b1b1b;
  --text-light: #555;
  --accent: #2e6b30;
  --accent-dark: #1f4c22;
  --border: #dedede;
  --soft: #f7f7f7;
  --white: #ffffff;
  --serif: Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--white);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.7;
}

.article-wrapper {
  max-width: 760px;
  margin: 0 auto;
  padding: 46px 24px 80px;
}

/* Breadcrumb */

.breadcrumb {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 28px;
}

.breadcrumb a {
  color: var(--text-light);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--accent);
}

/* Header */

.article-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 28px;
  margin-bottom: 36px;
}

h1 {
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 1.25;
  margin: 0 0 14px;
  font-weight: 700;
  color: var(--text);
}

.article-meta {
  font-size: 14px;
  color: var(--text-light);
}

.lede {
  margin: 20px 0 0;
  font-size: 1.12rem;
  line-height: 1.65;
  color: var(--text-light);
}

/* Article */

article h2 {
  font-family: var(--serif);
  font-size: 1.4rem;
  line-height: 1.35;
  margin: 44px 0 18px;
  padding-left: 13px;
  border-left: 3px solid var(--accent);
}

article h3 {
  font-family: var(--serif);
  font-size: 1.08rem;
  margin: 27px 0 10px;
  color: var(--accent-dark);
}

article p {
  font-size: 1rem;
  margin: 0 0 18px;
}

article ul,
article ol {
  margin: 0 0 20px;
  padding-left: 22px;
}

article li {
  margin-bottom: 7px;
}

article a {
  color: var(--accent);
  text-decoration: underline;
}

.divider {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}

/* Answer box */

.answer-box {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 18px 20px;
  margin: 22px 0 28px;
  background: #fff;
}

.answer-box strong {
  color: var(--accent-dark);
}

/* Comparison table */

.compare-table {
  width: 100%;
  border-collapse: collapse;
  margin: 22px 0 28px;
  font-size: 0.9rem;
}

.compare-table th,
.compare-table td {
  border: 1px solid var(--border);
  padding: 10px;
  text-align: left;
  vertical-align: top;
}

.compare-table th {
  background: var(--soft);
  font-weight: 700;
}

/* Checklist */

.checklist {
  margin: 22px 0 28px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.checklist-title {
  font-weight: 700;
  margin-bottom: 9px;
  color: var(--accent-dark);
}

.checklist ul {
  margin: 0;
  padding-left: 20px;
}

.checklist li {
  font-size: 0.95rem;
  margin-bottom: 6px;
}

/* Two column checklist */

.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 22px 0 28px;
}

/* Product section */

.product-section {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
  margin: 26px 0;
}

.product-name {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--accent-dark);
}

/* Simple CTA */

.cta-box {
  border: 1px solid var(--accent);
  border-radius: 7px;
  padding: 26px 24px;
  margin: 42px 0;
}

.cta-box h3 {
  margin-top: 0;
  color: var(--text);
  font-size: 1.25rem;
}

.cta-box p {
  color: var(--text-light);
}

.cta-button {
  display: inline-block;
  background: var(--accent-dark);
  color: #fff !important;
  text-decoration: none !important;
  padding: 11px 23px;
  border-radius: 5px;
  font-weight: 700;
  font-size: 0.94rem;
}

.cta-button:hover {
  opacity: 0.9;
}

/* FAQ */

.faq-list {
  margin-top: 10px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 17px 4px;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  gap: 15px;
}

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

.faq-icon {
  width: 21px;
  height: 21px;
  border: 1px solid #bbb;
  border-radius: 50%;
  flex: 0 0 auto;
  position: relative;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background: var(--accent-dark);
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.faq-icon::before {
  width: 9px;
  height: 2px;
}

.faq-icon::after {
  width: 2px;
  height: 9px;
}

details[open] .faq-icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.faq-answer {
  padding: 0 4px 19px;
  color: var(--text-light);
  font-size: 0.97rem;
}

/* Related */

.related-articles {
  margin-top: 48px;
  padding-top: 8px;
}

.related-articles h2 {
  font-family: var(--serif);
  font-size: 1.3rem;
  border-left: 3px solid var(--accent);
  padding-left: 13px;
}

.related-articles ul {
  list-style: none;
  padding: 0;
}

.related-articles li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.related-articles a {
  text-decoration: none;
  color: var(--text);
}

.related-articles a:hover {
  color: var(--accent);
}

/* Footer */

.article-footer {
  margin-top: 50px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-light);
}

/* Mobile */

@media (max-width: 600px) {

  .article-wrapper {
    padding: 32px 16px 60px;
  }

  h1 {
    font-size: 1.48rem;
  }

  article h2 {
    font-size: 1.18rem;
  }

  article p {
    font-size: 0.98rem;
  }

  .compare-table {
    font-size: 0.73rem;
  }

  .compare-table th,
  .compare-table td {
    padding: 7px 5px;
  }

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