/* Minimal blog styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Georgia, "Times New Roman", serif;
  background: #fafafa;
  color: #222;
  line-height: 1.7;
}

header {
  background: #1a1a2e;
  color: #fff;
  padding: 1.5rem 2rem;
}

header a {
  color: #e0e0e0;
  text-decoration: none;
  font-size: 1.4rem;
  font-weight: bold;
  letter-spacing: 0.04em;
}

header a:hover {
  color: #fff;
}

main {
  max-width: 780px;
  margin: 2.5rem auto;
  padding: 0 1.5rem;
}

h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: #1a1a2e;
}

h2 {
  font-size: 1.4rem;
  margin: 2rem 0 0.75rem;
  color: #1a1a2e;
  border-bottom: 2px solid #e0e0e0;
  padding-bottom: 0.3rem;
}

h3 {
  font-size: 1.15rem;
  margin: 1.5rem 0 0.5rem;
  color: #333;
}

p {
  margin-bottom: 1rem;
}

ul {
  margin: 0 0 1rem 1.5rem;
}

li {
  margin-bottom: 0.4rem;
}

.intro {
  font-size: 1.05rem;
  color: #444;
  margin-bottom: 2rem;
}

.article-list {
  list-style: none;
  margin-left: 0;
  padding: 0;
}

.article-list li {
  border-left: 4px solid #1a1a2e;
  padding: 0.6rem 1rem;
  margin-bottom: 1rem;
  background: #fff;
  border-radius: 0 6px 6px 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.article-list a {
  font-size: 1.1rem;
  font-weight: bold;
  color: #1a1a2e;
  text-decoration: none;
}

.article-list a:hover {
  text-decoration: underline;
}

.article-list .meta {
  font-size: 0.85rem;
  color: #888;
  margin-top: 0.2rem;
}

.article-body {
  background: #fff;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.article-body p, .article-body li {
  font-size: 1.03rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  color: #555;
  text-decoration: none;
  font-size: 0.9rem;
}

.back-link:hover {
  color: #1a1a2e;
}

footer {
  text-align: center;
  font-size: 0.85rem;
  color: #aaa;
  padding: 2rem;
  margin-top: 3rem;
  border-top: 1px solid #e0e0e0;
}

/* Custom styling for converted articles and summaries */
.article-list .summary {
  font-size: 0.95rem;
  color: #555;
  margin-top: 0.3rem;
  line-height: 1.5;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}

.article-body th, .article-body td {
  padding: 0.6rem 0.8rem;
  border: 1px solid #e0e0e0;
  text-align: left;
}

.article-body th {
  background-color: #f5f5f5;
  font-weight: bold;
  color: #1a1a2e;
}

.article-body tr:nth-child(even) {
  background-color: #fafafa;
}

.article-body code {
  background-color: #f1f1f1;
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  font-family: monospace;
  font-size: 0.9rem;
}

.article-body blockquote {
  border-left: 4px solid #1a1a2e;
  padding-left: 1rem;
  margin: 1.5rem 0;
  color: #555;
  font-style: italic;
}

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin: 1.5rem 0;
}

.article-meta {
  color: #888;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}


/* ==========================================
   HOMEPAGE / LANDING PAGE MODERN STYLES
   (Namespaced under .landing-page to protect article styles)
   ========================================== */

.landing-page {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-family: var(--font-sans);
  background-color: #f8fafc;
  color: #0f172a;
}

.landing-page header {
  background: #0f172a;
  padding: 1.25rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #1e293b;
  margin-bottom: 0;
}

.landing-page header .logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.landing-page header .logo-symbol {
  width: 28px;
  height: 28px;
  color: #38bdf8;
}

.landing-page header a {
  font-size: 1.25rem;
  color: #f1f5f9;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.landing-page header nav {
  display: flex;
  gap: 1.75rem;
}

.landing-page header nav a {
  font-size: 0.95rem;
  font-weight: 600;
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.2s;
}

.landing-page header nav a:hover {
  color: #38bdf8;
}

.landing-page main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem 4rem 2rem;
}

/* Hero Section */
.landing-page .hero-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4rem;
  padding: 5rem 0;
}

.landing-page .hero-content {
  flex: 1.2;
}

.landing-page .hero-visual {
  flex: 0.8;
  min-width: 320px;
  max-width: 480px;
}

.landing-page .hero-section h1 {
  font-size: 2.85rem;
  line-height: 1.15;
  color: #0f172a;
  font-weight: 800;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.landing-page .hero-section p {
  font-size: 1.125rem;
  color: #475569;
  line-height: 1.625;
  margin-bottom: 2.25rem;
}

.landing-page .hero-cta {
  display: flex;
  gap: 1rem;
}

.landing-page .btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.landing-page .btn-primary {
  background: #4f46e5;
  color: #ffffff;
  border: 1px solid #4f46e5;
}

.landing-page .btn-primary:hover {
  background: #4338ca;
  border-color: #4338ca;
  transform: translateY(-1px);
}

.landing-page .btn-secondary {
  background: #ffffff;
  color: #334155;
  border: 1px solid #e2e8f0;
}

.landing-page .btn-secondary:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
  transform: translateY(-1px);
}

.landing-page .svg-container {
  background: #0f172a;
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
  border: 1px solid #1e293b;
  transition: transform 0.3s ease;
}

.landing-page .svg-container:hover {
  transform: scale(1.02);
}

/* Sections Layout */
.landing-page .section-title {
  font-size: 2.25rem;
  color: #0f172a;
  font-weight: 800;
  text-align: center;
  margin-top: 5rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.015em;
  border: none;
  padding: 0;
}

.landing-page .section-subtitle {
  font-size: 1.1rem;
  color: #64748b;
  text-align: center;
  margin-bottom: 3.5rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* Core Pillars Grid */
.landing-page .pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.landing-page .pillar-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 2.25rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.02);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.landing-page .pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 20px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  border-color: #cbd5e1;
}

.landing-page .pillar-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  background: #eff6ff;
  color: #2563eb;
}

.landing-page .pillar-icon-box.pink {
  background: #fdf2f8;
  color: #db2777;
}

.landing-page .pillar-icon-box.purple {
  background: #faf5ff;
  color: #6d28d9;
}

.landing-page .pillar-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.75rem;
  margin-top: 0;
}

.landing-page .pillar-card p {
  font-size: 0.975rem;
  color: #475569;
  line-height: 1.55;
  margin-bottom: 0;
}

/* Architecture pipeline section */
.landing-page .architecture-container {
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 3rem;
  margin-bottom: 5rem;
}

.landing-page .architecture-content {
  display: flex;
  align-items: center;
  gap: 3.5rem;
}

.landing-page .architecture-text {
  flex: 0.9;
}

.landing-page .architecture-visual {
  flex: 1.1;
  min-width: 320px;
}

.landing-page .architecture-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 1rem;
  margin-top: 0;
}

.landing-page .architecture-text p {
  font-size: 1.025rem;
  color: #475569;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.landing-page .architecture-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.landing-page .architecture-list li {
  position: relative;
  padding-left: 1.75rem;
  font-size: 0.975rem;
  color: #334155;
  margin-bottom: 0.85rem;
  line-height: 1.45;
}

.landing-page .architecture-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: #4f46e5;
  font-weight: bold;
}

/* Articles Grid */
.landing-page .articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 5rem;
}

.landing-page .article-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 2.25rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.02);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  text-decoration: none;
}

.landing-page .article-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px -3px rgba(0,0,0,0.06), 0 4px 6px -4px rgba(0,0,0,0.04);
  border-color: #cbd5e1;
}

.landing-page .article-card-header {
  margin-bottom: 1.25rem;
}

.landing-page .article-card-tags {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.landing-page .article-tag {
  background: #f1f5f9;
  color: #475569;
  font-size: 0.725rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.landing-page .article-tag.tag-video {
  background: #eff6ff;
  color: #1d4ed8;
}

.landing-page .article-tag.tag-embeddings {
  background: #ecfdf5;
  color: #047857;
}

.landing-page .article-tag.tag-robotics {
  background: #faf5ff;
  color: #6d28d9;
}

.landing-page .article-card-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.3;
  margin-bottom: 0.75rem;
  margin-top: 0;
}

.landing-page .article-card-summary {
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.55;
  margin-bottom: 1.5rem;
}

.landing-page .article-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #f1f5f9;
  padding-top: 1.25rem;
  margin-top: auto;
}

.landing-page .article-card-meta {
  font-size: 0.8rem;
  color: #94a3b8;
  font-weight: 600;
}

.landing-page .article-card-readmore {
  font-size: 0.875rem;
  color: #4f46e5;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: transform 0.2s ease;
}

.landing-page .article-card:hover .article-card-readmore {
  transform: translateX(4px);
}

/* Executive summary / VC section */
.landing-page .executive-summary-section {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  color: #f1f5f9;
  border-radius: 16px;
  padding: 3.5rem;
  margin-bottom: 5rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
  border: 1px solid #334155;
}

.landing-page .executive-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 1rem;
  margin-top: 0;
  letter-spacing: -0.015em;
}

.landing-page .executive-description {
  font-size: 1.075rem;
  color: #94a3b8;
  line-height: 1.65;
  margin-bottom: 2.5rem;
  max-width: 850px;
}

.landing-page .executive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2.5rem;
}

.landing-page .executive-metric {
  border-left: 2px solid #6366f1;
  padding-left: 1.5rem;
}

.landing-page .metric-value {
  font-size: 2.25rem;
  font-weight: 800;
  color: #38bdf8;
  margin-bottom: 0.25rem;
  line-height: 1;
}

.landing-page .metric-label {
  font-size: 1rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 0.5rem;
}

.landing-page .metric-desc {
  font-size: 0.875rem;
  color: #94a3b8;
  line-height: 1.45;
}

.landing-page footer {
  text-align: center;
  font-size: 0.9rem;
  color: #64748b;
  padding: 3rem 2rem;
  margin-top: 4rem;
  border-top: 1px solid #e2e8f0;
  background: #f1f5f9;
}

/* Responsiveness overrides */
@media (max-width: 991px) {
  .landing-page .hero-section {
    flex-direction: column;
    text-align: center;
    padding: 3.5rem 0;
    gap: 3rem;
  }
  .landing-page .hero-visual {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
  }
  .landing-page .hero-cta {
    justify-content: center;
  }
  .landing-page .architecture-content {
    flex-direction: column;
    gap: 3rem;
  }
  .landing-page .architecture-visual {
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
  }
}

@media (max-width: 640px) {
  .landing-page header {
    flex-direction: column;
    gap: 1.25rem;
    padding: 1.5rem;
  }
  .landing-page header nav {
    gap: 1.25rem;
  }
  .landing-page .hero-section h1 {
    font-size: 2.25rem;
  }
  .landing-page .hero-cta {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }
  .landing-page .btn {
    width: 100%;
    text-align: center;
  }
  .landing-page .executive-summary-section {
    padding: 2rem;
  }
}