/* Landvex Insights — Shared Styles */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-dark: #f5f5f7;
  --blue: #0066FF;
  --blue-dark: #0052CC;
  --blue-glow: rgba(0, 102, 255, 0.10);
  --text-dark: #1d1d1f;
  --text-body: #3a3a3a;
  --text-muted: #6e6e73;
  --text-light: #1d1d1f;
  --text-dim: #515154;
  --surface: #ffffff;
  --surface-2: #f5f5f7;
  --border: rgba(0,0,0,0.09);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
}

html { scroll-behavior: smooth; }

body {
  background: #FFFFFF;
  font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Helvetica Neue', sans-serif;
  color: #0A0A0A;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 40px;
  height: 64px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.logo { font-size: 22px; font-weight: 700; letter-spacing: -0.5px; color: var(--text-dark); }
.logo span { color: var(--blue); }

.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-dark); }

/* ── MAIN ── */
main { max-width: 1200px; margin: 0 auto; padding: 120px 40px 80px; }

.page-header { margin-bottom: 60px; }
.page-header h1 {
  font-size: 48px; font-weight: 700; letter-spacing: -1.5px;
  line-height: 1.1; color: var(--text-dark); margin-bottom: 16px;
}
.page-header .subtitle {
  font-size: 20px; color: var(--text-muted); line-height: 1.5;
  max-width: 600px;
}

/* ── ARTICLE GRID ── */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px;
}

.article-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

.article-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  border-color: rgba(0,102,255,0.15);
}

.article-card .meta {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 12px;
}

.article-card .category {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--blue);
  background: var(--blue-glow); padding: 4px 10px;
  border-radius: 20px;
}

.article-card .date {
  font-size: 13px; color: var(--text-muted);
}

.article-card h2 {
  font-size: 20px; font-weight: 600;
  line-height: 1.3; color: var(--text-dark);
  margin-bottom: 10px;
}

.article-card p {
  font-size: 15px; color: var(--text-body);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card .read-more {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 16px;
  font-size: 14px; font-weight: 500; color: var(--blue);
  transition: gap 0.2s;
}

.article-card:hover .read-more { gap: 10px; }

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; }
  main { padding: 100px 20px 60px; }
  .page-header h1 { font-size: 36px; }
  .article-grid { grid-template-columns: 1fr; }
}