/* ─── Site Navigation ────────────────────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ink);
  box-shadow: 0 2px 12px rgba(26, 26, 46, 0.3);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-5);
  height: var(--nav-height);
}

.site-nav__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--cream);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: color var(--transition);
}

.site-nav__logo:hover {
  color: var(--amber);
}

.site-nav__logo-img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.site-nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(253, 250, 243, 0.75);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition:
    color var(--transition),
    background var(--transition);
  text-decoration: none;
}

.site-nav__link:hover {
  color: var(--cream);
  background: rgba(255, 255, 255, 0.08);
}

.site-nav__link--cta {
  background: var(--amber);
  color: var(--ink);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
}

.site-nav__link--cta:hover {
  background: var(--amber-dark);
  color: var(--white);
}

/* Nav user state */
.site-nav__user {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.site-nav__user-email {
  font-size: 0.8rem;
  color: rgba(253, 250, 243, 0.6);
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-decoration: none;
}
.site-nav__user-email:hover {
  color: var(--cream);
}

/* Mobile-only elements — hidden on desktop */
.site-nav__mobile-actions {
  display: none;
  align-items: center;
  gap: var(--space-2);
}

.site-nav__link--cta-mobile {
  font-size: 0.8rem;
  padding: var(--space-1) var(--space-3);
}

/* Hamburger button */
.site-nav__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  cursor: pointer;
  padding: 0;
  transition: background var(--transition);
}
.site-nav__hamburger:hover {
  background: rgba(255, 255, 255, 0.18);
}

.site-nav__hamburger-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--cream);
  border-radius: 2px;
  transition:
    transform var(--transition),
    opacity var(--transition);
}

/* Animated hamburger → X when open */
.site-nav--open .site-nav__hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.site-nav--open .site-nav__hamburger-bar:nth-child(2) {
  opacity: 0;
}
.site-nav--open .site-nav__hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile drawer */
.site-nav__drawer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
  background: var(--ink);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-nav__drawer.site-nav--open {
  max-height: 400px;
}

.site-nav__drawer-inner {
  display: flex;
  flex-direction: column;
  padding: var(--space-3) var(--space-5) var(--space-5);
  gap: var(--space-1);
  max-width: var(--container);
  margin-inline: auto;
}

.site-nav__drawer-link {
  display: block;
  padding: var(--space-3) var(--space-3);
  color: rgba(253, 250, 243, 0.85);
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition:
    background var(--transition),
    color var(--transition);
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  cursor: pointer;
}
.site-nav__drawer-link:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--cream);
}

.site-nav__drawer-link--signout {
  color: rgba(253, 250, 243, 0.5);
  font-size: 0.875rem;
  margin-top: var(--space-2);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-4);
}

/* Auth nav user state (Phase 3) */
.btn--ghost-nav {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--ink-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  font-family: var(--font-sans);
  transition:
    border-color 0.15s,
    color 0.15s;
}
.btn--ghost-nav:hover {
  border-color: var(--amber);
  color: var(--amber);
}

/* ── Nav search ──────────────────────────────────────────────────────────────── */
/* Hidden on mobile — appears in the drawer instead */
.site-nav__search {
  display: none;
  align-items: center;
  gap: 0;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-pill);
  padding: 0 var(--space-3);
  transition: border-color var(--transition), background var(--transition);
}

.site-nav__search:focus-within {
  background: rgba(255, 255, 255, 0.13);
  border-color: var(--amber);
}

.site-nav__search-label {
  display: flex;
  align-items: center;
  color: rgba(253, 250, 243, 0.5);
  flex-shrink: 0;
  cursor: pointer;
}

.site-nav__search-label svg {
  fill: currentColor;
}

.site-nav__search-input {
  background: none;
  border: none;
  outline: none;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 0.875rem;
  height: 36px;
  width: 180px;
  padding: 0 var(--space-2);
  transition: width var(--transition);
}

.site-nav__search-input::placeholder {
  color: rgba(253, 250, 243, 0.4);
}

.site-nav__search:focus-within .site-nav__search-input {
  width: 220px;
}

/* ── Mobile drawer search ─────────────────────────────────────────────────── */
.site-nav__drawer-search {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3) 0 var(--space-2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: var(--space-2);
}

.site-nav__drawer-search-input {
  flex: 1;
  min-height: 48px;
  padding: 0 var(--space-3);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition);
}

.site-nav__drawer-search-input::placeholder {
  color: rgba(253, 250, 243, 0.4);
}

.site-nav__drawer-search-input:focus {
  border-color: var(--amber);
}

.site-nav__drawer-search-btn {
  min-height: 48px;
  min-width: 80px;
  padding: 0 var(--space-4);
  background: var(--amber);
  border: none;
  border-radius: var(--radius-md);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.site-nav__drawer-search-btn:active {
  background: var(--amber-dark);
}

/* Show desktop search on wide screens */
@media (min-width: 900px) {
  .site-nav__search {
    display: flex;
  }
}