/* =========================================================
   NAV.CSS — Navigație fixă
   alexbaicu.ro
   ========================================================= */

#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 5%;
  background: var(--color-bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: padding 0.3s ease;
}

/* ── LOGO ─────────────────────────────────────────────────── */
.nav-logo {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: 1.3rem;
  color: var(--color-text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  line-height: 1;
}

.nav-logo span {
  color: var(--color-cyan);
}

.nav-logo sub {
  font-size: 0.55em;
  color: var(--color-text-muted);
  font-weight: var(--weight-regular);
  vertical-align: baseline;
  margin-left: 1px;
}

.nav-logo:hover {
  color: var(--color-text-primary);
}

/* ── LINKS ────────────────────────────────────────────────── */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--color-text-muted);
  font-family: var(--font-display);
  font-weight: var(--weight-medium);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color 0.2s;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-cyan);
}

/* ── CTA BUTTON ───────────────────────────────────────────── */
.nav-cta {
  background: var(--color-cyan);
  color: var(--color-bg-base) !important;
  padding: 0.55rem 1.4rem;
  border-radius: var(--radius-pill);
  font-weight: var(--weight-bold) !important;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s !important;
}

.nav-cta:hover {
  background: var(--color-cyan-hover);
  color: var(--color-bg-base) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 200, 240, 0.35);
}

/* ── NAV RIGHT WRAPPER ────────────────────────────────────── */
.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ── HAMBURGER ────────────────────────────────────────────── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.nav-hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── MOBILE MENU ──────────────────────────────────────────── */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  background: var(--color-bg-base);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile a {
  color: var(--color-text-primary);
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-2xl);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-mobile a:hover {
  color: var(--color-cyan);
}

.nav-mobile .nav-cta {
  background: var(--color-cyan);
  color: var(--color-bg-base) !important;
  padding: 0.8rem 2rem;
  border-radius: var(--radius-pill);
}

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  /* Prevent nav-right from shrinking and squishing the two buttons together */
  .nav-right {
    flex-shrink: 0;
    gap: 0.5rem;
  }

  /* Slightly smaller toggle on mobile so it doesn't crowd the hamburger */
  .theme-toggle {
    width: 32px;
    height: 32px;
    font-size: 0.9rem;
  }
}