/* Align static blog with MarketingLayout / LandingPage (Tailwind tokens) */
:root {
  --primary-50: #f0f9ff;
  --primary-100: #e0f2fe;
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-700: #0369a1;
  --gray-50: #f9fafb;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-800: #1f2937;
  --gray-900: #111827;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-900);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary-600); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--primary-700); }

/* Header — fixed blur nav like MarketingLayout */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
}

.site-header-inner {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

@media (min-width: 640px) {
  .site-header-inner { padding: 0 1.5rem; }
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--gray-900);
}

.logo:hover { opacity: 0.85; color: var(--gray-900); }

.logo-icon {
  width: 2rem;
  height: 2rem;
  color: var(--primary-600);
  flex-shrink: 0;
}

.logo-text {
  font-family: Montserrat, Inter, sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.2;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 1.25rem;
  font-size: 0.9375rem;
}

.site-nav--desktop {
  display: none;
}

.site-nav-mobile-tools {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
}

.site-nav-mobile-login {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
  text-decoration: none;
}

.site-nav-mobile-login:hover {
  color: var(--gray-900);
}

.site-nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  border: none;
  background: transparent;
  border-radius: 0.5rem;
  color: var(--gray-600);
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s;
}

.site-nav-toggle:hover {
  background: var(--gray-50);
  color: var(--gray-900);
}

.site-nav-toggle-icon {
  width: 1.5rem;
  height: 1.5rem;
}

.site-nav-toggle-icon[hidden] {
  display: none;
}

.site-nav-mobile-panel {
  border-top: 1px solid var(--gray-200);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-nav-mobile-panel[hidden] {
  display: none;
}

.site-nav-mobile-links {
  max-width: 80rem;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

@media (min-width: 640px) {
  .site-nav-mobile-links {
    padding: 1rem 1.5rem;
  }
}

.site-nav-mobile-links a {
  display: block;
  padding: 0.5rem;
  color: var(--gray-600);
  font-weight: 500;
  text-decoration: none;
  border-radius: 0.375rem;
}

.site-nav-mobile-links a:hover {
  color: var(--gray-900);
  background: var(--gray-50);
}

.site-nav-mobile-links a.is-active {
  color: var(--primary-600);
  font-weight: 600;
}

.site-nav-mobile-cta {
  align-self: flex-start;
  margin-top: 0.5rem;
}

@media (min-width: 768px) {
  .site-nav--desktop {
    display: flex;
  }

  .site-nav-mobile-tools,
  .site-nav-mobile-panel {
    display: none !important;
  }
}

.site-nav a {
  color: var(--gray-600);
  font-weight: 500;
  text-decoration: none;
}

.site-nav a:hover { color: var(--gray-900); }

.site-nav a.is-active {
  color: var(--primary-600);
  font-weight: 600;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.375rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff !important;
  background: var(--primary-600);
  border-radius: 0.5rem;
}

.nav-cta:hover {
  background: var(--primary-700);
  color: #fff !important;
}

/* Main */
.page-wrap {
  padding-top: 5rem;
  flex: 1;
}

main {
  max-width: 80rem;
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
}

@media (min-width: 640px) {
  main { padding: 2.5rem 1.5rem 4rem; }
}

@media (min-width: 1024px) {
  main { padding: 3rem 2rem 4rem; }
}

/* Hero */
.blog-hero {
  text-align: center;
  margin-bottom: 2.5rem;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}

.blog-hero h1 {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 1rem;
  color: var(--gray-900);
}

.gradient-text {
  background: linear-gradient(135deg, #0ea5e9 0%, #0369a1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.blog-lead {
  margin: 0;
  font-size: 1.0625rem;
  color: var(--gray-600);
  line-height: 1.65;
}

/* Post grid */
.blog-grid {
  display: grid;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

@media (min-width: 768px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .blog-grid--single { grid-template-columns: 1fr; max-width: 42rem; margin: 0 auto; }
}

/* Cards — .card .card-hover from landing */
.blog-card {
  background: #fff;
  border-radius: 0.75rem;
  border: 1px solid var(--gray-200);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.blog-card-media {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--primary-50);
  position: relative;
}

.blog-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.blog-card-media--empty {
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
}

.blog-card-body {
  padding: 1.25rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card time {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--primary-600);
  margin-bottom: 0.5rem;
}

.blog-card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
}

.blog-card h2 a {
  color: var(--gray-900);
  text-decoration: none;
}

.blog-card h2 a:hover { color: var(--primary-600); }

.blog-card-excerpt {
  margin: 0 0 1rem;
  font-size: 0.9375rem;
  color: var(--gray-600);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--primary-600) !important;
}

.blog-card-link:hover { color: var(--primary-700) !important; }

/* Article page */
.breadcrumbs {
  font-size: 0.875rem;
  color: var(--gray-600);
  margin-bottom: 1.5rem;
}

.breadcrumbs a { font-weight: 500; }

.breadcrumbs span { color: var(--gray-400); }

.article-shell {
  max-width: 48rem;
  margin: 0 auto;
}

.article-shell .post-meta {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary-600);
  margin-bottom: 0.75rem;
}

.article-shell h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 1.5rem;
  color: var(--gray-900);
}

article.post-body {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--gray-800);
}

article.post-body p { margin: 0 0 1.25rem; }

article.post-body a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.blog-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin: 1.75rem 0;
  padding: 0;
  border: none;
}

.blog-gallery img {
  width: 100%;
  height: auto;
  border-radius: 0.75rem;
  border: 1px solid var(--gray-200);
  display: block;
}

.blog-vk-article {
  background: var(--primary-50);
  border: 1px solid var(--primary-100);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
}

.blog-vk-article-title {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.blog-article-thumb {
  max-width: 100%;
  border-radius: 0.5rem;
  margin-bottom: 0.75rem;
}

.vk-original {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--gray-200);
  font-size: 0.875rem;
  color: var(--gray-600);
}

/* CTA — gradient-primary */
.cta-section {
  margin-top: 3rem;
  padding: 3rem 1.5rem;
  background: linear-gradient(135deg, #0ea5e9 0%, #0369a1 100%);
  color: #fff;
  border-radius: 1rem;
  text-align: center;
}

.cta-section h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: #fff;
}

.cta-section p {
  margin: 0 auto 1.5rem;
  max-width: 36rem;
  font-size: 1.0625rem;
  opacity: 0.92;
  line-height: 1.5;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 0.5rem;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}

.cta-btn-primary {
  background: #fff;
  color: var(--primary-700) !important;
}

.cta-btn-primary:hover {
  background: var(--primary-50);
  color: var(--primary-800) !important;
}

.cta-btn-outline {
  background: transparent;
  color: #fff !important;
  border: 2px solid rgba(255, 255, 255, 0.8);
}

.cta-btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff !important;
}

.empty-blog {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--gray-600);
  background: var(--gray-50);
  border-radius: 0.75rem;
  border: 1px dashed var(--gray-200);
}

/* Footer — dark like MarketingLayout */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: 3rem 1rem 2rem;
  margin-top: auto;
}

.site-footer-inner {
  max-width: 80rem;
  margin: 0 auto;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-brand .logo-icon { color: var(--primary-500); width: 1.5rem; height: 1.5rem; }

.footer-brand span {
  font-family: Montserrat, sans-serif;
  font-weight: 700;
  color: #fff;
  font-size: 1rem;
}

.footer-tagline {
  font-size: 0.875rem;
  margin: 0 0 1.25rem;
  max-width: 20rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

.footer-links a { color: var(--gray-400); }
.footer-links a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 1.5rem;
  font-size: 0.8125rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  justify-content: space-between;
}

.footer-bottom a { color: var(--gray-400); }
.footer-bottom a:hover { color: #fff; }

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