/**
 * ============================================================
 *  NAV + FOOTER STYLES — jordanbachelor.com
 *  Supports desktop dropdowns + mobile hamburger with submenus
 * ============================================================
 */

/* ── Navigation ────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  height: 64px;
  display: flex;
  align-items: center;
  transition: background var(--transition-base), border-color var(--transition-base), backdrop-filter var(--transition-base);
}
.nav.scrolled {
  background: rgba(12,6,8,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width-content);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.nav__logo {
  font-family: var(--font-display);
  font-size: var(--size-xl);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  transition: color var(--transition-fast);
}
.nav__logo span { color: var(--color-gold-500); }
.nav__logo:hover { color: var(--color-gold-500); }

/* ── Desktop links ─────────────────────────────────────────── */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

/* Each desktop nav item is a wrapper for link + optional dropdown */
.nav__item {
  position: relative;
  display: flex;
  align-items: center;
}

.nav__link {
  font-size: var(--size-sm);
  font-weight: var(--weight-medium);
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-body);
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--color-gold-500);
  transition: width var(--transition-base);
}
.nav__link:hover,
.nav__link.active { color: var(--color-text-primary); }
.nav__link:hover::after,
.nav__link.active::after { width: 100%; }

/* Dropdown caret */
.nav__caret {
  display: inline-block;
  margin-left: 5px;
  font-size: 0.7rem;
  opacity: 0.55;
  transition: transform var(--transition-base), opacity var(--transition-base);
  vertical-align: middle;
}
.nav__item.has-dropdown:hover .nav__caret,
.nav__item.has-dropdown:focus-within .nav__caret { transform: rotate(180deg); opacity: 1; color: var(--color-gold-500); }

/* ── Desktop dropdown ──────────────────────────────────────────
   .nav__dropdown is a TRANSPARENT hover-bridge that includes the
   gap between the link and the visible card, so the menu never
   closes while the cursor travels into it. The visible card is
   .nav__dropdown-inner.                                          */
.nav__dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding-top: 14px;            /* the invisible bridge */
  min-width: 280px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(6px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  z-index: var(--z-overlay);
}
.nav__item.has-dropdown:hover .nav__dropdown,
.nav__item.has-dropdown:focus-within .nav__dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-inner {
  position: relative;
  background: rgba(19,10,11,0.97);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
/* little pointer arrow */
.nav__dropdown-inner::before {
  content: '';
  position: absolute;
  top: -5px; left: 50%;
  width: 10px; height: 10px;
  transform: translateX(-50%) rotate(45deg);
  background: rgba(19,10,11,0.97);
  border-left: 1px solid var(--color-border);
  border-top: 1px solid var(--color-border);
}

/* "All Posts" head row */
.nav__dropdown-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--size-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}
.nav__dropdown-head svg { opacity: 0; transform: translateX(-4px); transition: all var(--transition-fast); color: var(--color-gold-500); }
.nav__dropdown-head:hover { background: rgba(201,168,76,0.08); color: var(--color-gold-500); }
.nav__dropdown-head:hover svg { opacity: 1; transform: translateX(0); }

.nav__dropdown-divider { height: 1px; background: var(--color-border); margin: var(--space-2) var(--space-2); }
.nav__dropdown-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  padding: var(--space-1) var(--space-4) var(--space-2);
}

/* recent-post rows */
.nav__dropdown-post {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  line-height: 1.35;
  color: var(--color-text-secondary);
  transition: background var(--transition-fast), color var(--transition-fast), padding-left var(--transition-fast);
}
.nav__dropdown-post-text {
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.nav__dropdown-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--color-gold-500);
  transition: transform var(--transition-fast);
}
.nav__dropdown-post:hover {
  background: rgba(201,168,76,0.06);
  color: var(--color-text-primary);
  padding-left: calc(var(--space-4) + 3px);
}
.nav__dropdown-post:hover .nav__dropdown-dot { transform: scale(1.5); }

/* dot color per book theme */
.nav__dropdown-post[data-book="blueprint"] .nav__dropdown-dot { background: #5eb0c9; }
.nav__dropdown-post[data-book="neural"]    .nav__dropdown-dot { background: #d14bd1; }
.nav__dropdown-post[data-book="dossier"]   .nav__dropdown-dot { background: var(--color-red-500); }
.nav__dropdown-post[data-book="essay"]     .nav__dropdown-dot { background: var(--color-gold-300); }

/* ── Nav actions (social + hamburger) ──────────────────────── */
.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.nav__social {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.nav__social-link {
  display: flex;
  align-items: center;
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast);
}
.nav__social-link:hover { color: var(--color-gold-500); }

/* ── Hamburger ─────────────────────────────────────────────── */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav__hamburger span {
  display: block;
  height: 1.5px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}
.nav__hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

/* ── Mobile menu overlay ───────────────────────────────────── */
.nav__mobile {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-6);
  flex-direction: column;
  gap: 0;
  z-index: var(--z-nav);
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  max-height: calc(100vh - 64px);
  overflow-y: auto;
}
.nav__mobile.open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}
body.nav-open { overflow: hidden; }

/* Mobile nav item row */
.nav__mobile-item {
  border-bottom: 1px solid var(--color-border);
}
.nav__mobile-item:last-child { border-bottom: none; }

/* Mobile main link row */
.nav__mobile-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
}
.nav__mobile-row .nav__link {
  font-size: var(--size-base);
  color: var(--color-text-primary);
}
.nav__mobile-row .nav__link::after { display: none; }

/* Mobile expand toggle */
.nav__mobile-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-tertiary);
  font-size: 1rem;
  padding: var(--space-1) var(--space-2);
  transition: transform var(--transition-base), color var(--transition-fast);
  line-height: 1;
}
.nav__mobile-toggle.open { transform: rotate(180deg); color: var(--color-gold-500); }

/* Mobile sub-links */
.nav__mobile-sub {
  display: none;
  padding: 0 0 var(--space-3) var(--space-4);
  flex-direction: column;
  gap: var(--space-1);
}
.nav__mobile-sub.open { display: flex; }
.nav__mobile-sub-head {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold-500) !important;
  padding: var(--space-2) 0 var(--space-1);
}
.nav__mobile-sub a {
  font-size: var(--size-sm);
  color: var(--color-text-secondary);
  padding: var(--space-2) 0;
  line-height: 1.4;
  transition: color var(--transition-fast);
}
.nav__mobile-sub a:hover,
.nav__mobile-sub a:active { color: var(--color-gold-300); }

/* ── Footer ────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-12);
}
.footer__inner { display: flex; flex-direction: column; gap: var(--space-8); }
.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-8);
}
.footer__brand {
  font-family: var(--font-display);
  font-size: var(--size-2xl);
  font-weight: var(--weight-bold);
}
.footer__brand span { color: var(--color-gold-500); }
.footer__tagline {
  font-size: var(--size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-2);
  font-family: var(--font-mono);
}
.footer__links { display: flex; gap: var(--space-8); }
.footer__col { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__col-title {
  font-size: var(--size-xs);
  font-weight: var(--weight-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-1);
}
.footer__col a {
  font-size: var(--size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}
.footer__col a:hover { color: var(--color-gold-500); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--size-xs);
  color: var(--color-text-tertiary);
  font-family: var(--font-mono);
}
.footer__social { display: flex; gap: var(--space-4); }
.footer__social a {
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast);
  font-size: var(--size-lg);
  display: flex;
  align-items: center;
}
.footer__social a:hover { color: var(--color-gold-500); }

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .footer__top { flex-direction: column; }
  .footer__links { flex-direction: column; gap: var(--space-6); }
  .footer__bottom { flex-direction: column; gap: var(--space-4); text-align: center; }
}