/* Blog / guides SEO — thème SignalByTeDi */
:root {
  --blog-bg: #0b0e14;
  --blog-elevated: #121722;
  --blog-border: rgba(51, 65, 85, 0.55);
  --blog-text: #e2e8f0;
  --blog-muted: #94a3b8;
  --blog-rose: #f43f5e;
  --blog-rose-soft: rgba(244, 63, 94, 0.12);
  --blog-sky: #38bdf8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--blog-bg);
  color: var(--blog-text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--blog-sky);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.blog-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--blog-border);
  background: rgba(18, 23, 34, 0.95);
  position: sticky;
  top: 0;
  z-index: 10;
}

.blog-brand {
  font-size: 1.125rem;
  font-weight: 600;
  text-decoration: none;
}
.blog-brand__signal {
  color: var(--blog-rose);
}
.blog-brand__by {
  color: var(--blog-muted);
}
.blog-brand__tedi {
  color: #f8fafc;
}

.blog-top__nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  font-size: 0.875rem;
}
.blog-top__nav a {
  color: var(--blog-muted);
}
.blog-top__nav a:hover {
  color: #fff;
}
.blog-top__cta {
  padding: 0.4rem 0.85rem;
  border-radius: 0.5rem;
  background: var(--blog-rose);
  color: #fff !important;
  font-weight: 600;
  text-decoration: none !important;
}
.blog-top__cta:hover {
  background: #fb7185;
}

.blog-main {
  max-width: 46rem;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.blog-hero {
  margin-bottom: 2rem;
}
.blog-eyebrow {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blog-rose);
  margin: 0 0 0.5rem;
}
.blog-hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
  color: #fff;
}
.blog-lead {
  color: var(--blog-muted);
  margin: 0;
  max-width: 38rem;
}
.blog-lang {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--blog-muted);
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.blog-card {
  padding: 1.15rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid var(--blog-border);
  background: var(--blog-elevated);
  transition: border-color 0.15s;
}
.blog-card:hover {
  border-color: rgba(244, 63, 94, 0.35);
}
.blog-card__meta {
  font-size: 0.72rem;
  color: var(--blog-muted);
  margin: 0 0 0.5rem;
}
.blog-card__cat {
  color: #fda4af;
  font-weight: 600;
}
.blog-card__title {
  font-size: 1.125rem;
  margin: 0 0 0.5rem;
}
.blog-card__title a {
  color: #f8fafc;
  text-decoration: none;
}
.blog-card__title a:hover {
  color: var(--blog-rose);
}
.blog-card__excerpt {
  font-size: 0.9rem;
  color: var(--blog-muted);
  margin: 0 0 0.65rem;
}
.blog-card__link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blog-rose) !important;
}

.blog-article__meta {
  font-size: 0.8rem;
  color: var(--blog-muted);
  margin: 0 0 0.75rem;
}
.blog-article h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 0 0 1.25rem;
  line-height: 1.25;
}

.blog-prose h2 {
  font-size: 1.2rem;
  font-weight: 600;
  color: #f1f5f9;
  margin: 1.75rem 0 0.65rem;
}
.blog-prose h3 {
  font-size: 1.05rem;
  margin: 1.25rem 0 0.5rem;
  color: #e2e8f0;
}
.blog-prose p {
  margin: 0 0 1rem;
  color: #cbd5e1;
}
.blog-prose ul,
.blog-prose ol {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
  color: #cbd5e1;
}
.blog-prose li {
  margin-bottom: 0.35rem;
}
.blog-prose strong {
  color: #f1f5f9;
}

.blog-cta {
  margin-top: 2rem;
  padding: 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(244, 63, 94, 0.3);
  background: var(--blog-rose-soft);
  text-align: center;
}
.blog-cta p {
  margin: 0 0 0.85rem;
  color: #fecdd3;
}
.blog-cta__btn {
  display: inline-block;
  margin: 0 0.35rem;
  padding: 0.55rem 1.1rem;
  border-radius: 0.5rem;
  background: var(--blog-rose);
  color: #fff !important;
  font-weight: 600;
  text-decoration: none !important;
}
.blog-cta__ghost {
  display: inline-block;
  margin: 0 0.35rem;
  padding: 0.55rem 1rem;
  color: var(--blog-muted) !important;
  font-size: 0.9rem;
}

.blog-related {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--blog-border);
}
.blog-related h2 {
  font-size: 1rem;
  margin: 0 0 0.75rem;
  color: var(--blog-muted);
}
.blog-related ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.blog-related li {
  margin-bottom: 0.5rem;
}

.blog-back {
  margin-top: 2rem;
  font-size: 0.9rem;
}

.blog-foot {
  border-top: 1px solid var(--blog-border);
  padding: 1.25rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--blog-muted);
}
.blog-foot p {
  margin: 0;
}

@media (max-width: 640px) {
  .blog-top__nav {
    width: 100%;
    justify-content: flex-start;
  }
}