#site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: 85px;
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 2rem;
}

.site-title {
  color: #333366;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.custom-logo-link img {
  height: 80px;
  width: auto;
  padding: 0.2rem;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: #333366;
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.9rem;
}

.site-main {
  padding-top: 85px;
}

/* Hide menu by default */
.nav-menu {
  display: flex;          /* always in the DOM, no display toggling */
  flex-direction: column;
  position: fixed;
  top: 75px;
  right: 0;
  width: 260px;
  height: calc(100vh - 75px);
  background: rgba(252, 251, 251, 0.85);
  padding: 2rem;
  list-style: none;
  margin: 0;
  transform: translateX(100%);
  transition: transform 0.35s ease;
}

/* Open state — slides into view */
.nav-menu.is-open {
  transform: translateX(0);
}

.nav-menu li a {
  color: #333366;
  text-decoration: none;
  font-size: 1.1rem;
  padding: 0.75rem 0;
  display: block;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

/* Hamburger button */
.nav-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.hamburger-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: #333366;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Animate to X when open */
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.entry-header {
  display: none;
}