/* =============================================
   Laplapky Nav — topbar + sticky header
   ============================================= */

/* ─────────────────────────────────────────────
   Topbar
   ───────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 12px;
  color: var(--color-ink-soft);
  padding: 8px var(--container-pad);
  background: var(--color-white);
  border-bottom: 1px solid var(--color-line);
  letter-spacing: .01em;
  line-height: 1;
}
.topbar b { color: var(--color-ink) }

/* ─────────────────────────────────────────────
   Sticky header
   ───────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-line);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 26px;
  height: 70px;
  max-width: var(--container-max);
  margin: 0 auto;
}

/* ─────────────────────────────────────────────
   Brand logo
   ───────────────────────────────────────────── */
.brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  flex-shrink: 0;
  text-decoration: none;
}
.brand__logo {
  font-weight: var(--fw-extrabold);
  font-size: 24px;
  letter-spacing: -.03em;
  color: var(--color-ink);
  line-height: 1;
}
.brand__logo span { color: var(--color-coral) }
.brand__img {
  height: 30px;
  width: auto;
  display: block;
  margin-bottom: 0;
}
.brand__by {
  font-size: 11.5px;
  color: var(--color-ink-soft);
  line-height: 1;
}
.brand__spark { color: var(--color-gold) }

/* ─────────────────────────────────────────────
   Navigation links
   ───────────────────────────────────────────── */
.nav-links {
  display: flex;
  gap: 6px;
  margin-left: auto;
  list-style: none;
  padding: 0;
}
.nav-links a {
  padding: 9px 15px;
  border-radius: var(--radius-pill);
  font-size: var(--text-base);
  font-weight: var(--fw-semibold);
  color: var(--color-ink-soft);
  cursor: pointer;
  transition: var(--ease);
  display: block;
  text-decoration: none;
}
.nav-links a:hover {
  background: var(--color-soft);
  color: var(--color-ink);
}
.nav-links a.is-active {
  color: var(--color-coral);
  background: var(--color-coral-tint);
}

/* ─────────────────────────────────────────────
   CTA buttons
   ───────────────────────────────────────────── */
.nav-cta {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

/* ─────────────────────────────────────────────
   Mobile menu toggle
   ───────────────────────────────────────────── */
.nav-toggle {
  display: none;
  margin-left: auto;
  background: var(--color-soft);
  border: none;
  border-radius: var(--radius-sm);
  width: 46px;
  height: 46px;
  font-size: 18px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ─────────────────────────────────────────────
   User avatar button (logged in state)
   ───────────────────────────────────────────── */
.nav-user {
  position: relative;
}
.nav-user__btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 4px 4px 4px;
  border-radius: var(--radius-pill);
  transition: background var(--ease);
  font-family: inherit;
}
.nav-user__btn:hover,
.nav-user__btn.is-open {
  background: var(--color-soft);
}
.nav-user__avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-teal);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  letter-spacing: .02em;
  overflow: hidden;
}
.nav-user__info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
}
.nav-user__name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.2;
  white-space: nowrap;
}
.nav-user__handle {
  font-size: 11.5px;
  color: var(--color-ink-soft);
  line-height: 1;
}
.nav-user__chevron {
  color: var(--color-ink-soft);
  transition: transform .2s;
  flex-shrink: 0;
}
.nav-user__btn.is-open .nav-user__chevron {
  transform: rotate(180deg);
}

/* ── Dropdown ── */
.nav-user__dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 220px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: 0 8px 28px rgba(0,0,0,.10), 0 2px 8px rgba(0,0,0,.06);
  padding: 6px;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity .15s, transform .15s;
  z-index: calc(var(--z-nav) + 1);
}
.nav-user__dropdown.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* ── Dropdown head ── */
.nav-dd-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 10px 8px;
}
.nav-dd-head__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-teal);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}
.nav-dd-head__name {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-ink);
  line-height: 1.2;
}
.nav-dd-head__handle {
  font-size: 12px;
  color: var(--color-ink-soft);
  margin-top: 1px;
}

/* ── Dropdown items ── */
.nav-dd-sep {
  height: 1px;
  background: var(--color-line);
  margin: 4px 0;
}
.nav-dd-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-ink);
  text-decoration: none;
  transition: background var(--ease), color var(--ease);
  cursor: pointer;
}
.nav-dd-item:hover {
  background: var(--color-soft);
}
.nav-dd-item svg {
  color: var(--color-ink-soft);
  flex-shrink: 0;
}
.nav-dd-item--danger { color: var(--color-burgundy); }
.nav-dd-item--danger:hover { background: var(--color-burgundy-tint); }
.nav-dd-item--danger svg { color: var(--color-burgundy); }
button.nav-dd-item { width: 100%; background: none; border: none; font: inherit; text-align: left; }

/* ─────────────────────────────────────────────
   Responsive
   ───────────────────────────────────────────── */
@media (max-width: 920px) {
  .nav-links      { display: none }
  .nav-cta .btn-ghost { display: none }
  .nav-toggle     { display: flex }

  .nav-links.is-open {
    display: flex;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-line);
    padding: var(--space-3);
    gap: var(--space-1);
    z-index: var(--z-nav);
    box-shadow: var(--shadow);
  }
}