/* ============================================================
   NAVIGATION — fixed mobile burger menu + premium feel
   ============================================================ */

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: var(--nav-h);
  background: rgba(250, 250, 249, 0.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-in {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 3rem);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

/* ─── Logo ────────────────────────────────────────────────── */
.logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-img {
  width: 30px;
  height: 30px;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.logo-text {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

/* ─── Nav links — desktop ─────────────────────────────────── */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-links button {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--muted);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem 0.9rem;
  border-radius: 2px;
  transition: color var(--t-fast);
  position: relative;
  white-space: nowrap;
}
.nav-links button:hover { color: var(--ink); }
.nav-links button.active { color: var(--ink); }
.nav-links button.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0.9rem;
  right: 0.9rem;
  height: 1px;
  background: var(--teal);
}
.nav-cta {
  margin-left: 0.5rem;
  background: var(--teal) !important;
  color: #fff !important;
  padding: 0.55rem 1.1rem !important;
  border-radius: 2px !important;
  font-weight: 500 !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--teal-dark) !important; color: #fff !important; }

/* ─── Right cluster ───────────────────────────────────────── */
.nav-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* ─── Language switcher ───────────────────────────────────── */
.lang-sw {
  display: flex;
  border: 1px solid var(--line-2);
  border-radius: 2px;
  overflow: hidden;
  flex-shrink: 0;
}
.lang-sw button {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  padding: 5px 9px;
  border: none;
  cursor: pointer;
  background: transparent;
  color: var(--muted);
  transition: all var(--t-fast);
}
.lang-sw button.on {
  background: var(--ink);
  color: #fff;
}

/* ─── Burger button (mobile only) ─────────────────────────── */
.nav-burger {
  display: none;
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--line-2);
  border-radius: 2px;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  flex-shrink: 0;
  transition: border-color var(--t-fast);
}
.nav-burger:hover { border-color: var(--ink); }
.nav-burger span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--ink);
  border-radius: 1px;
  transition: transform var(--t-fast), opacity var(--t-fast);
}
.nav-burger.open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ============================================================
   MOBILE NAV (≤ 880px)
   ============================================================ */
@media (max-width: 880px) {
  .nav-burger { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 1rem clamp(1rem, 4vw, 3rem);
    gap: 0;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--t-med), opacity var(--t-med);
    box-shadow: 0 12px 24px rgba(0,0,0,0.04);
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links button {
    text-align: left;
    padding: 0.85rem 0;
    font-size: 1rem;
    color: var(--ink);
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }
  .nav-links button:last-child { border-bottom: none; }
  .nav-links button.active::after { display: none; }
  .nav-links button.active { color: var(--teal); }

  .nav-cta {
    margin-left: 0 !important;
    margin-top: 0.75rem !important;
    text-align: center !important;
    background: var(--teal) !important;
    color: #fff !important;
    padding: 0.85rem 1rem !important;
  }
}