:root {
  --beige: #F5F1E8;
  --dark-blue: #1A2B4A;
  --black: #0A0A0A;
  --white: #FFFFFF;
  --accent-blue: #2D4A6F;

  --font-display: 'Syne', sans-serif;
  --font-body: system-ui, sans-serif;
  --font-mono: 'Space Mono', monospace;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-body);
  background: var(--beige);
  color: var(--black);
  line-height: 1.6;
}

.container {
  width: min(1200px, 90%);
  margin: 0 auto;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.site-header {
  background: var(--white);
  padding: 1.5rem 0;
  border-bottom: 1px solid #eee;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo a {
  font-weight: 800;
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--dark-blue);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-menu a {
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--black);
  transition: all 0.3s var(--ease);
}

.nav-menu a:hover {
  color: var(--dark-blue);
  transform: translateY(-2px);
}

.site-main {
  padding: 4rem 0;
}

.post-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 12px;
  margin-bottom: 2rem;
  transition: all 0.4s var(--ease);
}

.post-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

.site-footer {
  background: var(--black);
  color: var(--beige);
  padding: 3rem 0;
  text-align: center;
}