/* ============================================================
   BeKnown — Navigation
   ============================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.75rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: padding 0.4s var(--ease-out-expo),
              background-color 0.4s ease,
              backdrop-filter 0.4s ease;
}

/* Scrolled state */
.nav.is-scrolled {
  padding-block: 1.1rem;
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-100);
}

/* ── Logo ─────────────────────────────────────────────────── */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
}

.nav__logo-img {
  height: 36px;
  width: auto;
}

/* ── Center links ──────────────────────────────────────────── */
.nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav__link {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--navy);
  position: relative;
  transition: color 0.2s ease;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1px;
  background-color: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out-expo);
}

.nav__link:hover {
  color: var(--blue);
}

.nav__link:hover::after {
  transform: scaleX(1);
}

/* ── Right CTA group ──────────────────────────────────────── */
.nav__actions {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  flex-shrink: 0;
}

.nav__partner {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--gray-500);
  transition: color 0.2s ease;
}

.nav__partner:hover {
  color: var(--navy);
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  background-color: var(--blue);
  padding: 0.65em 1.4em;
  transition: background-color 0.25s ease, transform 0.2s ease;
}

.nav__cta:hover {
  background-color: var(--navy);
  transform: translateY(-1px);
}

.nav__cta .arrow {
  display: inline-block;
  transition: transform 0.3s var(--ease-out-expo);
}

.nav__cta:hover .arrow {
  transform: translate(3px, -3px);
}

/* ── Hamburger (mobile) ────────────────────────────────────── */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav__hamburger span {
  display: block;
  height: 1.5px;
  background-color: var(--navy);
  transition: transform 0.35s var(--ease-out-expo),
              opacity 0.25s ease;
  transform-origin: center;
}

.nav__hamburger.is-open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav__hamburger.is-open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__hamburger.is-open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── Mobile drawer ─────────────────────────────────────────── */
.nav__mobile-drawer {
  display: none;
  position: fixed;
  inset: 0;
  background-color: var(--white);
  z-index: 999;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 6rem var(--gutter) 4rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.nav__mobile-drawer.is-open {
  opacity: 1;
  pointer-events: all;
}

.nav__mobile-links {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 3rem;
}

.nav__mobile-link {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 500;
  color: var(--navy);
  padding-block: 0.15em;
  transition: color 0.2s ease;
}

.nav__mobile-link:hover {
  color: var(--blue);
}

.nav__mobile-bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.nav__mobile-partner {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-500);
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .nav__mobile-drawer {
    display: flex;
  }

  .nav__partner {
    display: none;
  }
}

@media (max-width: 520px) {
  .nav__cta {
    display: none;
  }
}