:root {
  --ink: #18212f;
  --muted: #637083;
  --line: #d9e0e8;
  --soft: #f6f8fb;
  --panel: #ffffff;
  --brand: #1a6f64;
  --brand-dark: #12584f;
  --accent: #b85b23;
  --shadow: 0 18px 50px rgba(32, 42, 58, 0.1);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #edf1f5;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(237, 241, 245, 0.98)),
    repeating-linear-gradient(90deg, rgba(26, 111, 100, 0.055) 0 1px, transparent 1px 84px);
}

a {
  color: var(--brand-dark);
}

.site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 16px 0;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--brand-dark);
  font-weight: 900;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: var(--brand);
  color: #fff;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: flex-end;
  font-size: 14px;
}

.nav-links a {
  text-decoration: none;
  color: #415064;
  font-weight: 700;
}

.nav-links a:hover {
  color: var(--brand-dark);
  text-decoration: underline;
}

.hero {
  width: min(1120px, calc(100% - 32px));
  margin: 18px auto;
  display: grid;
  gap: 12px;
}

.eyebrow {
  margin: 0;
  color: var(--brand-dark);
  font-weight: 900;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0;
  max-width: 900px;
  font-size: clamp(30px, 5vw, 54px);
  line-height: 1.02;
  letter-spacing: 0;
}

.lead {
  margin: 0;
  max-width: 860px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.58;
}

.ad-zone {
  width: min(1120px, calc(100% - 32px));
  min-height: 74px;
  display: grid;
  place-items: center;
  margin: 0 auto 18px;
  padding: 12px;
  border: 1px dashed #aeb9c6;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(184, 91, 35, 0.08), rgba(26, 111, 100, 0.08)),
    #fff;
  color: #536172;
  text-align: center;
  font-size: 13px;
}

.content {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto 30px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 20px;
  align-items: start;
}

.article,
.side-panel,
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.blog-card {
  display: grid;
  gap: 8px;
  padding: 18px;
  color: inherit;
  text-decoration: none;
}

.blog-card h2 {
  margin: 0;
  font-size: 19px;
  line-height: 1.22;
}

.blog-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
  font-size: 14px;
}

.blog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.article .blog-meta {
  margin-bottom: 18px;
}

.blog-cta {
  display: grid;
  gap: 10px;
  margin: 26px 0;
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid #b8d5ca;
  background: #eef8f4;
}

.blog-cta h2 {
  margin: 0;
}

.related-links {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.related-links a {
  display: block;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfcfe;
  text-decoration: none;
  font-weight: 800;
}

.article {
  padding: 26px;
}

.article h2 {
  margin: 28px 0 10px;
  font-size: 24px;
  letter-spacing: 0;
}

.article h2:first-child {
  margin-top: 0;
}

.article h3 {
  margin: 22px 0 8px;
  font-size: 18px;
}

.article p,
.article li {
  color: #3d4a5c;
  line-height: 1.65;
  font-size: 15px;
}

.article ul,
.article ol {
  padding-left: 22px;
}

.article li + li {
  margin-top: 6px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--brand);
  color: #fff;
  text-decoration: none;
  font-weight: 900;
}

.button.secondary {
  background: #eef2f5;
  border: 1px solid #d4dce5;
  color: var(--ink);
}

.side-panel {
  padding: 18px;
  display: grid;
  gap: 14px;
}

.side-panel h2 {
  margin: 0;
  font-size: 18px;
}

.side-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.check-list {
  display: grid;
  gap: 9px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.check-list li {
  padding-left: 20px;
  position: relative;
  color: #3d4a5c;
  line-height: 1.45;
  font-size: 14px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
}

.form {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.field {
  display: grid;
  gap: 6px;
}

label {
  color: #445064;
  font-size: 13px;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid #cbd4de;
  background: #fff;
  color: var(--ink);
  border-radius: var(--radius);
  padding: 11px 12px;
  outline: none;
  font: inherit;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.notice {
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid #b8d5ca;
  background: #eef8f4;
  color: #21493f;
  line-height: 1.5;
}

.warning {
  border-color: #f0d5a8;
  background: #fff6e8;
  color: #764118;
}

.footer {
  width: min(1120px, calc(100% - 32px));
  margin: auto auto 0;
  padding: 22px 0 30px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  border-top: 1px solid var(--line);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 8px;
}

.footer-links a {
  color: #415064;
  text-decoration: none;
  font-weight: 700;
}

.footer-links a:hover {
  text-decoration: underline;
}

@media (max-width: 840px) {
  .site-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

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

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

@media (max-width: 560px) {
  .site-nav,
  .hero,
  .content,
  .ad-zone,
  .footer {
    width: min(100% - 20px, 1120px);
  }

  .article {
    padding: 18px;
  }
}