/* ===== Premium Navbar ===== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition:
    top 0.45s cubic-bezier(0.4, 0, 0.2, 1),
    left 0.45s cubic-bezier(0.4, 0, 0.2, 1),
    right 0.45s cubic-bezier(0.4, 0, 0.2, 1),
    height 0.45s cubic-bezier(0.4, 0, 0.2, 1),
    border-radius 0.45s cubic-bezier(0.4, 0, 0.2, 1),
    background 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
  background: linear-gradient(180deg, rgba(10, 10, 15, 0.55) 0%, transparent 100%);
  border-bottom: 1px solid transparent;
}

.navbar::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.2), rgba(168, 85, 247, 0.2), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.navbar.scrolled::before {
  opacity: 1;
}

.navbar.scrolled {
  top: 14px;
  left: max(16px, 2vw);
  right: max(16px, 2vw);
  height: 62px;
  border-radius: 18px;
  background: rgba(10, 10, 15, 0.72);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid rgba(0, 240, 255, 0.12);
  box-shadow:
    0 12px 48px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(168, 85, 247, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

body.has-flash-banner .navbar:not(.scrolled) {
  top: 44px;
}

body.has-flash-banner .navbar.scrolled {
  top: 58px;
}

.nav-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  box-shadow: 0 0 14px rgba(0, 240, 255, 0.55);
  z-index: 2;
  pointer-events: none;
  transition: width 0.08s linear;
}

.navbar.scrolled .nav-progress {
  bottom: 0;
  border-radius: 0 0 18px 18px;
}

.nav-glow-line {
  position: absolute;
  bottom: -1px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.35), transparent);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.navbar.scrolled .nav-glow-line {
  opacity: 1;
}

.logo-icon {
  position: relative;
  box-shadow:
    0 4px 20px rgba(0, 240, 255, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.logo-icon::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 13px;
  border: 1px solid rgba(0, 240, 255, 0.25);
  opacity: 0;
  transition: opacity 0.3s;
}

.logo:hover .logo-icon::after {
  opacity: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  overflow: visible;
}

.nav-more {
  position: relative;
  z-index: 1200;
}

.nav-more.open {
  z-index: 1201;
}

.nav-link {
  padding: 7px 11px;
  border-radius: 10px;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  transition: color 0.25s, background 0.25s, transform 0.25s, box-shadow 0.25s;
  position: relative;
  white-space: nowrap;
}

.nav-link::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(168, 85, 247, 0.08));
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
}

.nav-link:hover {
  color: var(--text-primary);
  transform: translateY(-1px);
}

.nav-link:hover::before {
  opacity: 1;
}

.nav-link.active {
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.08);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.12);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 3px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 14px);
  max-width: 36px;
  height: 2px;
  background: var(--gradient-main);
  border-radius: 2px;
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.65);
}

.nav-link--shop {
  border: 1px solid rgba(0, 240, 255, 0.22);
  background: rgba(0, 240, 255, 0.06);
  color: var(--accent-cyan);
  font-weight: 600;
}

.nav-link--shop:hover {
  border-color: rgba(0, 240, 255, 0.45);
  box-shadow: 0 0 24px rgba(0, 240, 255, 0.15);
}

.nav-link--cta {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.15), rgba(168, 85, 247, 0.12));
  border: 1px solid rgba(168, 85, 247, 0.25);
  color: var(--text-primary);
  font-weight: 600;
}

.nav-user-btn {
  display: inline-flex !important;
  align-items: center;
  gap: 8px;
  max-width: 160px;
  padding: 6px 12px 6px 8px !important;
  border: 1px solid rgba(0, 240, 255, 0.25) !important;
  background: rgba(0, 240, 255, 0.08) !important;
  border-radius: 999px !important;
}

.nav-user-btn:hover {
  border-color: rgba(0, 240, 255, 0.45) !important;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
}

.nav-user-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 800;
  color: #0a0a0f;
  background: var(--gradient-main);
  flex-shrink: 0;
}

.nav-user-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--text-primary);
}

.navbar.scrolled .nav-links {
  background: rgba(0, 0, 0, 0.2);
  border-color: rgba(255, 255, 255, 0.05);
}

.nav-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

.nav-more-btn svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s;
  opacity: 0.7;
}

.nav-more.open .nav-more-btn svg {
  transform: rotate(180deg);
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 190px;
  padding: 8px;
  border-radius: 14px;
  background: rgba(14, 14, 22, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 240, 255, 0.15);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(0, 240, 255, 0.08);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(0.96);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  z-index: 1200;
  pointer-events: none;
}

.nav-more.open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.nav-dropdown .nav-link {
  display: block;
  width: 100%;
  text-align: right;
  padding: 10px 14px;
  font-size: 0.85rem;
}

[dir="ltr"] .nav-dropdown .nav-link {
  text-align: left;
}

.nav-dropdown .nav-link.active::after {
  bottom: 6px;
}

.nav-actions {
  gap: 6px;
}

.nav-actions .theme-toggle,
.nav-actions .cart-btn,
.nav-actions .nav-search-btn {
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.03);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.nav-actions .theme-toggle:hover,
.nav-actions .cart-btn:hover,
.nav-actions .nav-search-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 240, 255, 0.12);
}

.nav-actions .btn-primary.btn-sm {
  box-shadow: 0 4px 20px rgba(0, 240, 255, 0.25);
}

.lang-switcher {
  backdrop-filter: blur(8px);
}

[data-theme="light"] .navbar {
  background: linear-gradient(180deg, rgba(245, 245, 250, 0.85) 0%, transparent 100%);
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(255, 255, 255, 0.82);
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .nav-links {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .nav-dropdown {
  background: rgba(255, 255, 255, 0.98);
  border-color: rgba(0, 0, 0, 0.1);
}

@media (max-width: 1100px) {
  .nav-link {
    padding: 7px 8px;
    font-size: 0.76rem;
  }
}

@media (max-width: 968px) {
  .nav-links {
    background: none;
    border: none;
    padding: 0;
  }
}

@media (max-width: 768px) {
  .navbar.scrolled {
    top: 0;
    left: 0;
    right: 0;
    border-radius: 0;
    height: var(--nav-height);
  }

  body.has-flash-banner .navbar.scrolled {
    top: 44px;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 4px;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform var(--transition);
    max-height: calc(100vh - var(--nav-height));
    overflow-y: auto;
  }

  body.has-flash-banner .nav-links {
    top: calc(var(--nav-height) + 44px);
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-more .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: transparent;
    padding: 0 0 0 12px;
    min-width: 0;
    display: none;
  }

  .nav-more.open .nav-dropdown {
    display: block;
  }

  .nav-more-btn {
    width: 100%;
    justify-content: space-between;
  }
}