/* ── Topbar ─────────────────────────────────────────────────────────────────── */
.topbar {
  background: linear-gradient(135deg, #111 0%, #1c1510 50%, #111 100%);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  height: 70px;
  overflow: visible;
}

/* ── Logo ───────────────────────────────────────────────────────────────────── */
.nav-logo {
  flex-shrink: 0;
  align-self: flex-start;
  transition: transform .2s ease;
}
.nav-logo:hover { transform: translateY(-3px) rotate(-1deg) }
.nav-logo img {
  height: 80px;
  width: auto;
  display: block;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.5));
}

/* Spacer pushes page content below the overflowing logo */
.logo-spacer { height: 50px }

/* ── Nav links (center strip) ───────────────────────────────────────────────── */
.nav-links {
  display: flex;
  align-items: center;
  gap: .2rem;
}

.nav-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--muted);
  padding: .4rem .9rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: .82rem;
  transition: all .2s;
  font-family: inherit;
  text-decoration: none;
  white-space: nowrap;
}
.nav-btn:hover,
.nav-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(200,169,110,.08);
}

/* ── Nav right (profile / sign-out) ────────────────────────────────────────── */
.nav-right {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-shrink: 0;
}

.nav-side-btn {
  background: none;
  border: 1px solid var(--border2);
  color: var(--muted);
  padding: .35rem .8rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: .78rem;
  font-family: inherit;
  text-decoration: none;
  transition: all .2s;
  white-space: nowrap;
}
.nav-side-btn:hover { border-color: var(--accent); color: var(--accent) }
.nav-side-btn.danger:hover { border-color: var(--danger); color: var(--danger) }

/* ── Desktop "More" dropdown ───────────────────────────────────────────────── */
/* Mirrors the mobile bottom-nav drawer: collapses secondary destinations
   (Feed, Guides) behind a single button to keep the desktop topbar tight. */
.nav-more-wrap { position: relative }
.nav-more-btn::after {
  content: ' ▾';
  font-size: .7em;
  margin-left: .15em;
  opacity: .75;
}
.nav-more-menu {
  display: none;
  position: absolute;
  top: calc(100% + .35rem);
  right: 0;
  min-width: 170px;
  background: #161616;
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: .35rem 0;
  box-shadow: 0 8px 24px rgba(0,0,0,.45);
  z-index: 110;
}
.nav-more-wrap.open .nav-more-menu { display: block }
.nav-more-menu a {
  display: block;
  padding: .55rem 1rem;
  color: var(--text2);
  font-size: .85rem;
  white-space: nowrap;
  text-decoration: none;
  transition: background .15s, color .15s;
}
.nav-more-menu a:hover { background: rgba(200,169,110,.08); color: var(--accent) }

/* ── Desktop user menu (Profile + Sign Out collapsed into a dropdown) ────── */
.nav-user-wrap { position: relative }
.nav-user-btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  background: none;
  border: 1px solid var(--border2);
  color: var(--text2);
  padding: .3rem .65rem;
  border-radius: 999px;
  cursor: pointer;
  font-size: .8rem;
  font-family: inherit;
  transition: all .2s;
}
.nav-user-btn::after {
  content: ' ▾';
  font-size: .7em;
  opacity: .7;
}
.nav-user-btn:hover { border-color: var(--accent); color: var(--accent) }
.nav-user-avatar {
  width: 22px; height: 22px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--teal));
  color: #111; font-weight: 700; font-size: .72rem;
  display: inline-flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.nav-user-avatar img { width: 100%; height: 100%; object-fit: cover }
.nav-user-menu {
  display: none;
  position: absolute;
  top: calc(100% + .35rem);
  right: 0;
  min-width: 180px;
  background: #161616;
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: .35rem 0;
  box-shadow: 0 8px 24px rgba(0,0,0,.45);
  z-index: 110;
}
.nav-user-wrap.open .nav-user-menu { display: block }
.nav-user-menu a,
.nav-user-menu button {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: .55rem 1rem;
  color: var(--text2);
  font-size: .85rem;
  font-family: inherit;
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.nav-user-menu a:hover,
.nav-user-menu button:hover { background: rgba(200,169,110,.08); color: var(--accent) }
.nav-user-menu .menu-divider { height: 1px; background: var(--border); margin: .35rem .75rem }
.nav-user-menu .menu-danger:hover { color: var(--danger) }

/* ── Bottom Tab Bar ─────────────────────────────────────────────────────────── */
.bottom-nav { display: none }
.more-drawer { display: none }
.more-overlay { display: none }

@media (max-width: 640px) {
  /* Shrink & lock the header on mobile */
  .nav-logo img  { height: 80px !important }
  .logo-spacer   { height: 0 }
  .topbar        { padding: 0 1rem !important; height: 56px }
  .nav-links     { display: none }
  .nav-more-wrap { display: none }  /* mobile uses bottom-nav More drawer */
  .nav-right     { gap: .3rem }
  .nav-side-btn  { font-size: .72rem; padding: .3rem .6rem }

  /* Hide footer on mobile when bottom tab bar is present */
  .has-bottom-nav footer { display: none }

  /* Reserve space for the fixed tab bar */
  body { padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px)) }

  /* Tab bar itself */
  .bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: 56px;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    background: #111;
    border-top: 1px solid var(--border);
    z-index: 150;
  }

  .bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    color: var(--muted);
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    transition: color .15s;
  }
  .bottom-nav-item.active { color: var(--accent) }

  .bottom-nav-icon  { font-size: 1.25rem; line-height: 1 }
  .bottom-nav-label { font-size: .6rem; font-weight: 500; letter-spacing: .02em }

  button.bottom-nav-item {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    padding: 0;
  }

  /* More drawer */
  .more-drawer {
    display: none;
    position: fixed;
    bottom: calc(56px + env(safe-area-inset-bottom, 0px));
    left: 0; right: 0;
    background: #161616;
    border-top: 1px solid var(--border);
    border-radius: 16px 16px 0 0;
    padding: 1rem 0 .5rem;
    z-index: 149;
    box-shadow: 0 -8px 32px rgba(0,0,0,.5);
    animation: slideUp .2s ease;
  }
  .more-drawer.open { display: block }
  @keyframes slideUp { from { transform: translateY(100%) } to { transform: translateY(0) } }

  .more-drawer-item {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .7rem 1.5rem;
    color: var(--text);
    text-decoration: none;
    font-size: .88rem;
    transition: background .15s;
    -webkit-tap-highlight-color: transparent;
  }
  .more-drawer-item:hover,
  .more-drawer-item:active { background: rgba(200,169,110,.08) }
  .more-drawer-icon { font-size: 1.2rem; width: 28px; text-align: center }
  .more-drawer-divider { height: 1px; background: var(--border); margin: .4rem 1.5rem }

  .more-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 148;
  }
  .more-overlay.open { display: block }
}