/* Linear-esque Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased; /* Critical for that crisp text look */
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: #0b0b0b; /* Deep dark background */
  color: #f7f8f8; /* Soft white, not harsh #fff */
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

/* Header Container */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11, 11, 11, 0.7); /* More transparency */
  backdrop-filter: blur(20px); /* Stronger blur for glass effect */
  border-bottom: 1px solid rgba(255, 255, 255, 0.08); /* Very subtle border */
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px; /* Linear usually has wider side padding */
  height: 64px; /* Fixed height for consistency */
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand & Logo */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #fff;
  cursor: pointer;
}

.logo-img {
  width: 24px; /* Standard icon size */
  height: 24px;
  display: block;
}

.brand-name {
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em; /* Tighter tracking looks more premium */
}

/* Navigation */
.nav {
  display: flex;
  gap: 32px; /* More breathing room */
}

.nav a {
  color: #8a8f98; /* Muted gray for non-active links */
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav a:hover {
  color: #ffffff;
}

/* Actions (CTA + Menu) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cta {
  padding: 6px 12px; /* Compact button */
  border-radius: 6px; /* Slightly rounded, not full pill */
  background: #ffffff;
  color: #000000;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.2s ease;
  border: 1px solid transparent;
}

.cta:hover {
  opacity: 0.9;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  cursor: pointer;
  padding: 4px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .nav {
    display: none; /* We will add a mobile menu implementation later */
  }

  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .header-inner {
    padding: 0 16px;
  }
}