.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  pointer-events: none;
  background: transparent;
  border: none;
}

.header-inner {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  height: 100%;
  max-width: none;
  margin: 0;
  padding: 1rem var(--space-5) 0;
  pointer-events: none;
}

.brand {
  position: absolute;
  left: var(--space-5);
  top: 1.35rem;
  transform: none;
  pointer-events: auto;
  flex-shrink: 0;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.01em;
}

.brand:hover {
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  position: absolute;
  right: var(--space-5);
  top: 1rem;
  transform: none;
  pointer-events: auto;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  background: var(--color-navbar);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--color-text);
  cursor: pointer;
}

.header-social {
  position: absolute;
  right: var(--space-5);
  top: 1rem;
  transform: none;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  pointer-events: auto;
  padding: 0.45rem 0.7rem;
  border-radius: 0.75rem;
  border: 1px solid var(--color-border);
  background: var(--color-navbar);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-toggle-bars {
  display: block;
  width: 1.1rem;
  height: 1px;
  background: currentColor;
  box-shadow: 0 -5px 0 currentColor, 0 5px 0 currentColor;
}

.floating-nav {
  position: relative;
  display: flex;
  align-items: center;
  height: 3rem;
  padding: 0.2rem;
  pointer-events: auto;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-navbar);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow:
    0 4px 24px -4px rgba(0, 0, 0, 0.45),
    0 2px 8px -2px rgba(0, 0, 0, 0.3);
  transition: box-shadow 300ms ease;
}

.floating-nav.is-scrolled {
  box-shadow:
    0 8px 32px -8px rgba(0, 0, 0, 0.55),
    0 4px 12px -4px rgba(0, 0, 0, 0.35);
}

.floating-nav::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 18%;
  right: 18%;
  height: 1px;
  border-radius: var(--radius-pill);
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(77, 172, 255, 0.55) 50%,
    transparent 100%
  );
  pointer-events: none;
  opacity: 0.7;
}

.site-nav {
  display: contents;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  position: relative;
}

.nav-links a {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem 1.15rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  white-space: nowrap;
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover {
  color: var(--color-text);
}

.nav-links a[aria-current="page"],
.nav-links a[aria-current="location"],
.nav-links a.is-active {
  color: var(--color-text);
  background: var(--color-nav-active);
  box-shadow: none;
}

.nav-social {
  display: none;
}

.nav-social-mobile {
  display: none;
}

.nav-resume {
  display: inline-flex;
  align-items: center;
  margin-left: 0.15rem;
  margin-right: 0.25rem;
  padding: 0.35rem 0.9rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
  border-radius: var(--radius-pill);
}

.header-social a {
  display: flex;
  color: var(--color-text-muted);
}

.header-social a:hover {
  color: var(--color-accent);
}

.header-social img {
  width: 1rem;
  height: 1rem;
  opacity: 0.85;
}

.site-main {
  min-height: 100vh;
  padding-top: 0;
}

.container {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-7) var(--space-5);
}

.page-header {
  margin-bottom: var(--space-7);
  max-width: 40rem;
}

.page-header h1,
.page-header h2 {
  font-size: var(--text-2xl);
}

.page-header p {
  font-size: var(--text-lg);
}

@media (max-width: 900px) {
  .site-header {
    height: var(--header-height);
    overflow: visible;
    z-index: 400;
  }

  .header-inner {
    padding: max(0.75rem, env(safe-area-inset-top, 0px)) max(0.85rem, env(safe-area-inset-right, 0px)) 0 max(0.85rem, env(safe-area-inset-left, 0px));
    min-height: var(--header-height);
  }

  .brand {
    left: max(0.85rem, env(safe-area-inset-left, 0px));
    top: max(1.1rem, calc(env(safe-area-inset-top, 0px) + 0.85rem));
    font-size: 0.9rem;
    z-index: 2;
  }

  .header-social {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    right: max(2.4rem, calc(env(safe-area-inset-right, 0px) + 2.1rem));
    top: max(0.75rem, calc(env(safe-area-inset-top, 0px) + 0.65rem));
    z-index: 2;
    background: #111111;
  }

  .floating-nav {
    display: none !important;
  }

  .menu-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 900;
    background: rgba(0, 0, 0, 0.78);
    border: 0;
    padding: 0;
    cursor: pointer;
  }

  .menu-backdrop.is-open {
    display: block;
  }

  .menu-backdrop[hidden] {
    display: none !important;
  }

  .mobile-menu {
    display: none;
    position: fixed;
    top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 0.5rem);
    left: max(0.75rem, env(safe-area-inset-left, 0px));
    right: max(0.75rem, env(safe-area-inset-right, 0px));
    z-index: 950;
    max-height: min(78vh, calc(100dvh - var(--header-height) - 2rem));
    padding: 0.85rem;
    border-radius: 1rem;
    border: 1px solid #242424;
    background: #0f0f0f;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.85);
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    isolation: isolate;
  }

  .mobile-menu.is-open {
    display: block !important;
  }

  .mobile-menu[hidden]:not(.is-open) {
    display: none !important;
  }

  .mobile-menu-nav {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
  }

  .mobile-menu .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0.2rem;
    width: 100%;
  }

  .mobile-menu .nav-links li {
    width: 100%;
  }

  .mobile-menu .nav-links a {
    justify-content: flex-start;
    width: 100%;
    padding: 0.85rem 1rem;
    min-height: 2.85rem;
    border-radius: 0.65rem;
    background: transparent;
    color: var(--color-text-muted);
  }

  .mobile-menu .nav-links a.is-active,
  .mobile-menu .nav-links a[aria-current="location"] {
    color: var(--color-text);
    background: var(--color-nav-active);
  }

  .mobile-menu .nav-resume {
    margin: 0.35rem 0 0;
    justify-content: flex-start;
    width: 100%;
    opacity: 0.5;
  }

  .nav-social-mobile {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 1.1rem;
    margin-top: 0.85rem;
    padding-top: 0.85rem;
    border-top: 1px solid var(--color-border);
    width: 100%;
  }

  .nav-social-mobile a {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    min-height: 2.5rem;
    display: inline-flex;
    align-items: center;
  }

  .nav-social-mobile a:hover {
    color: var(--color-accent);
  }

  .container {
    padding-left: max(1.15rem, env(safe-area-inset-left, 0px));
    padding-right: max(1.35rem, calc(env(safe-area-inset-right, 0px) + 0.85rem));
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
  }

  .page-header {
    margin-bottom: var(--space-5);
  }

  .page-header h1,
  .page-header h2 {
    font-size: clamp(1.5rem, 7vw, 2rem);
  }

  .page-header p {
    font-size: var(--text-base);
  }
}

@media (min-width: 901px) {
  .menu-backdrop,
  .mobile-menu {
    display: none !important;
  }
}