/* AluminIA blog — static HTML posts */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', 'Helvetica Neue', sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: #1f2937;
  background: #fafafa;
  -webkit-font-smoothing: antialiased;
}
a { color: #1d7a52; text-decoration: none; }
a:hover { text-decoration: underline; }

.bar {
  background: #080d08;
  color: #fff;
  font-size: 13px;
  padding: 10px 20px;
  text-align: center;
}
.bar a { color: #fff; font-weight: 600; }

.nav {
  background: #fff;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: #111827;
}
.nav-brand-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: #1d7a52;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
}
.nav-cta {
  background: #1d7a52;
  color: #fff !important;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
}
.nav-cta:hover { text-decoration: none; opacity: 0.9; }

article, .blog-index {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 24px 96px;
}
.blog-index { max-width: 900px; }

.breadcrumb {
  font-size: 13px;
  color: #6b7280;
  margin-bottom: 24px;
}
.breadcrumb a { color: #6b7280; }

article h1 {
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  color: #111827;
}
article .meta {
  font-size: 14px;
  color: #6b7280;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(0,0,0,0.08);
}
article h2 {
  font-size: clamp(22px, 2.6vw, 28px);
  font-weight: 700;
  line-height: 1.25;
  margin: 56px 0 16px;
  color: #111827;
  letter-spacing: -0.01em;
}
article h3 {
  font-size: 19px;
  font-weight: 700;
  margin: 36px 0 12px;
  color: #111827;
}
article p { margin: 0 0 18px; }
article ul, article ol { padding-left: 24px; margin: 0 0 24px; }
article li { margin-bottom: 8px; }
article strong { color: #111827; font-weight: 700; }
article blockquote {
  border-left: 3px solid #1d7a52;
  padding: 4px 20px;
  margin: 28px 0;
  background: rgba(29,122,82,0.04);
  border-radius: 0 8px 8px 0;
  color: #374151;
  font-style: italic;
}
article .callout {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: 12px;
  padding: 20px 22px;
  margin: 28px 0;
}
article .callout-title {
  font-weight: 700;
  color: #111827;
  margin-bottom: 6px;
  font-size: 15px;
}
article hr {
  border: 0;
  border-top: 1px solid rgba(0,0,0,0.08);
  margin: 56px 0;
}

article table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
}
article th, article td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
article th {
  background: #f3f4f6;
  font-weight: 700;
  color: #111827;
}

.cta-box {
  background: #080d08;
  color: #fff;
  border-radius: 16px;
  padding: 32px 28px;
  margin: 48px 0;
  text-align: center;
}
.cta-box h3 {
  color: #fff;
  margin: 0 0 8px;
  font-size: 22px;
}
.cta-box p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 20px;
}
.cta-box a {
  display: inline-block;
  background: #fff;
  color: #111827 !important;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
}
.cta-box a:hover { text-decoration: none; opacity: 0.95; }

.related {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid rgba(0,0,0,0.08);
}
.related h3 { margin: 0 0 16px; font-size: 16px; color: #6b7280; text-transform: uppercase; letter-spacing: 0.06em; }
.related-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 700px) { .related-grid { grid-template-columns: 1fr 1fr; } }
.related-card {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: 12px;
  padding: 18px 20px;
  display: block;
  color: #111827 !important;
  transition: border-color 0.15s;
}
.related-card:hover { text-decoration: none; border-color: #1d7a52; }
.related-card .tag { font-size: 11px; color: #1d7a52; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.related-card .title { font-weight: 700; font-size: 16px; margin: 4px 0; }
.related-card .desc { font-size: 14px; color: #6b7280; margin: 0; }

.blog-index h1 { font-size: clamp(32px, 4vw, 44px); margin: 0 0 12px; }
.blog-index .lead { font-size: 18px; color: #6b7280; margin: 0 0 48px; max-width: 620px; }
.blog-list { display: grid; grid-template-columns: 1fr; gap: 24px; }
.blog-list-card {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: 16px;
  padding: 28px;
  display: block;
  color: #111827 !important;
  transition: border-color 0.15s, transform 0.15s;
}
.blog-list-card:hover { text-decoration: none; border-color: #1d7a52; transform: translateY(-2px); }
.blog-list-card .tag { font-size: 11px; color: #1d7a52; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.blog-list-card h2 { font-size: 22px; margin: 6px 0 8px; }
.blog-list-card p { color: #4b5563; font-size: 15px; margin: 0; }
.blog-list-card .meta-row { font-size: 13px; color: #9ca3af; margin-top: 14px; }

.footer {
  text-align: center;
  padding: 32px 24px;
  color: #6b7280;
  font-size: 13px;
  border-top: 1px solid rgba(0,0,0,0.06);
  background: #fff;
}
.footer a { color: #6b7280; margin: 0 8px; }