/* Shared ANP header — the single rendered navigation style for every route. */
:root {
  --anp-header-height: 72px;
  --anp-header-width: 1152px;
  --anp-coral: #e85d32;
  --anp-ink: #181512;
  --anp-muted-ink: #625b56;
  --anp-warm-white: #fffdf9;
  --anp-header-border: #e9ded7;
}

body.menu-open {
  overflow: hidden;
}

.site-header,
.site-header.is-overlay,
.site-header.is-overlay.scrolled,
.site-header.menu-active {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  height: var(--anp-header-height);
  border-bottom: 1px solid var(--anp-header-border);
  background: rgba(255, 253, 249, 0.97);
  color: var(--anp-ink);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.site-nav {
  display: flex;
  width: 100%;
  max-width: var(--anp-header-width);
  height: var(--anp-header-height);
  margin-inline: auto;
  padding-inline: 1.5rem;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  display: grid;
  min-width: max-content;
  grid-template-columns: 42px auto;
  grid-template-rows: auto auto;
  column-gap: 0.75rem;
  align-items: center;
  color: var(--anp-ink);
  font-family: var(--fh, "Playfair Display", Georgia, serif);
  font-size: var(--text-xl, 1.25rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-logo::before {
  grid-row: 1 / 3;
  width: 42px;
  height: 42px;
  background: url("../images/anp-mark-coral.png") center / cover no-repeat;
  content: "";
}

.site-logo span,
.site-header.is-overlay:not(.scrolled):not(.menu-active) .site-logo span {
  display: block;
  margin-top: -2px;
  color: var(--anp-muted-ink);
  font: 300 var(--text-xs, 0.75rem) var(--fm, "JetBrains Mono", monospace);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links {
  display: none;
  margin-left: auto;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a,
.site-header.is-overlay:not(.scrolled):not(.menu-active) .nav-links a {
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  color: var(--anp-muted-ink);
  font: 400 var(--text-xs, 0.75rem) var(--fm, "JetBrains Mono", monospace);
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  transition: border-color 120ms ease, color 120ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"],
.site-header.is-overlay:not(.scrolled):not(.menu-active) .nav-links a:hover,
.site-header.is-overlay:not(.scrolled):not(.menu-active) .nav-links a[aria-current="page"] {
  border-bottom-color: var(--anp-coral);
  color: var(--anp-coral);
}

.site-header .nav-cta,
.mobile-panel .nav-cta,
.site-header.is-overlay:not(.scrolled):not(.menu-active) .nav-cta {
  display: inline-flex;
  min-height: 0;
  padding: 0.625rem 1.25rem;
  border: 2px solid var(--anp-coral);
  align-items: center;
  justify-content: center;
  background: var(--anp-coral);
  color: #fff;
  font: 500 var(--text-xs, 0.75rem) var(--fm, "JetBrains Mono", monospace);
  letter-spacing: 0.1em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 120ms ease, color 120ms ease;
  white-space: nowrap;
}

.site-header .nav-cta:hover,
.mobile-panel .nav-cta:hover,
.site-header.is-overlay:not(.scrolled):not(.menu-active) .nav-cta:hover {
  border-color: var(--anp-coral);
  background: transparent;
  color: var(--anp-coral);
}

.mobile-toggle {
  display: flex;
  padding: 4px;
  border: 0;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  color: var(--anp-ink);
  cursor: pointer;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: currentColor;
  transition: opacity 160ms ease, transform 160ms ease;
}

.mobile-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-panel {
  display: none;
}

@media (min-width: 768px) {
  .site-nav {
    padding-inline: 2rem;
  }
}

@media (min-width: 1024px) {
  .site-nav {
    padding-inline: 3rem;
  }

  .nav-links {
    display: flex;
  }

  .site-nav > .nav-cta {
    margin-left: 1.5rem;
  }

  .mobile-toggle {
    display: none;
  }
}

@media (max-width: 1023px) {
  .site-nav > .nav-cta {
    padding-inline: 1rem;
  }

  .mobile-panel {
    position: fixed;
    z-index: 99;
    top: var(--anp-header-height);
    right: 0;
    bottom: 0;
    left: 0;
    padding: 2rem 1.5rem;
    overflow-y: auto;
    flex-direction: column;
    gap: 1.5rem;
    background: var(--anp-warm-white);
    color: var(--anp-ink);
  }

  .mobile-panel.is-open {
    display: flex;
  }

  .mobile-panel a {
    display: block;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--anp-header-border);
    color: var(--anp-ink);
    font: 400 var(--text-sm, 0.875rem) var(--fm, "JetBrains Mono", monospace);
    letter-spacing: 0.1em;
    text-decoration: none;
    text-transform: uppercase;
  }

  .mobile-panel a:hover,
  .mobile-panel a[aria-current="page"] {
    color: var(--anp-coral);
  }

  .mobile-panel .nav-cta {
    margin-top: 1rem;
    border-bottom: 2px solid var(--anp-coral);
    color: #fff;
  }
}

@media (max-width: 560px) {
  .site-nav {
    padding-inline: 1rem;
  }

  .site-logo {
    grid-template-columns: 36px auto;
    column-gap: 0.6rem;
  }

  .site-logo::before {
    width: 36px;
    height: 36px;
  }

  .site-header .nav-cta {
    padding: 0.55rem 0.75rem;
  }
}