.nav {
  position: fixed;
  top: 20px;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: 0 24px;
  transition: top var(--duration-base) var(--ease-out);
}

.nav--with-banner {
  top: 64px;
}

.nav__island {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all 0.4s var(--ease-out);
}

.nav--scrolled .nav__island {
  max-width: 1100px;
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(0, 0, 0, 0.06);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  z-index: 10;
}

.nav__logo-text {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  transition: color var(--duration-base) var(--ease-out);
  letter-spacing: 0.05em;
}

.nav__logo-code {
  color: var(--color-primary);
  font-weight: var(--fw-bold);
  text-shadow:
    0 0 7px rgba(230, 57, 70, 0.8),
    0 0 20px rgba(230, 57, 70, 0.5),
    0 0 40px rgba(230, 57, 70, 0.3);
}

.nav--scrolled .nav__logo-text {
  color: var(--color-black);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--gap-xl);
}

.nav__link {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--duration-fast) var(--ease-in-out);
  position: relative;
  padding-top: 4px;
}

.nav__link::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary);
  transform: translateX(-50%) scale(0);
  transition: transform 0.25s var(--ease-out);
}

.nav__link:hover::before {
  transform: translateX(-50%) scale(1);
}

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

.nav--scrolled .nav__link {
  color: var(--color-gray-700);
}

.nav--scrolled .nav__link:hover {
  color: var(--color-primary);
}

.nav--scrolled .nav__link::before {
  background: var(--color-primary);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--gap-md);
}

.nav__cta {
  display: inline-flex;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 10;
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--duration-base) var(--ease-out);
  border-radius: 2px;
}

.nav--scrolled .nav__hamburger span {
  background: var(--color-black);
}

.nav__hamburger--active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__hamburger--active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger--active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu - right panel */
.nav__mobile {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 320px;
  background: rgba(29, 29, 31, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 100px 32px 32px;
  flex-direction: column;
  z-index: var(--z-overlay);
  transform: translateX(100%);
  transition: transform 0.4s var(--ease-out);
}

.nav__mobile--active {
  transform: translateX(0);
}

.nav__mobile-links {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: var(--gap-xl);
}

.nav__mobile-link {
  display: block;
  padding: 16px 0;
  font-size: var(--fs-2xl);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out), color var(--duration-fast);
}

.nav__mobile--active .nav__mobile-link {
  opacity: 1;
  transform: translateX(0);
}

.nav__mobile--active .nav__mobile-link:nth-child(1) { transition-delay: 0.05s; }
.nav__mobile--active .nav__mobile-link:nth-child(2) { transition-delay: 0.1s; }
.nav__mobile--active .nav__mobile-link:nth-child(3) { transition-delay: 0.15s; }
.nav__mobile--active .nav__mobile-link:nth-child(4) { transition-delay: 0.2s; }
.nav__mobile--active .nav__mobile-link:nth-child(5) { transition-delay: 0.25s; }
.nav__mobile--active .nav__mobile-link:nth-child(6) { transition-delay: 0.3s; }

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

.nav__mobile .btn--full {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s var(--ease-out) 0.35s, transform 0.3s var(--ease-out) 0.35s;
}

.nav__mobile--active .btn--full {
  opacity: 1;
  transform: translateY(0);
}

/* Dropdown Menu */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding-top: 12px;
  z-index: 100;
}

.nav__dropdown:hover .nav__dropdown-menu {
  display: block;
}

.nav__dropdown-menu ul,
.nav__dropdown-menu {
  list-style: none;
}

.nav__dropdown-menu li {
  list-style: none;
}

.nav__dropdown-menu li:first-child a {
  border-radius: 8px 8px 0 0;
}

.nav__dropdown-menu li:last-child a {
  border-radius: 0 0 8px 8px;
}

.nav__dropdown-menu a {
  display: block;
  padding: 10px 20px;
  white-space: nowrap;
  font-size: var(--fs-sm);
  color: var(--color-gray-700);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-top: none;
  transition: all var(--duration-fast) var(--ease-in-out);
}

.nav__dropdown-menu li:first-child a {
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.nav__dropdown-menu a:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* Scroll Progress Bar */
.scroll-progress {
  position: fixed;
  bottom: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--color-primary), #FF6B7A);
  transition: width 0.1s linear;
  z-index: var(--z-nav);
}