/* navbar.css - Navigation Header */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--ivory-white);
  box-shadow: var(--shadow-sm);
  z-index: 900;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--velvet-cream);
}

.header__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  position: relative;
}

/* --- LOGO STYLE --- */
.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.logo__main {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: var(--primary-rose);
  text-transform: uppercase;
  white-space: nowrap;
}

.logo__sub {
  font-family: var(--font-ui);
  font-weight: 400;
  font-size: 0.55rem;
  letter-spacing: 5px;
  color: var(--warm-gray);
  text-transform: uppercase;
  margin-top: 3px;
  position: relative;
  padding-top: 4px;
  white-space: nowrap;
}

.logo__sub::before {
  content: '♦';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 6px;
  color: var(--champagne-gold);
}

/* --- NAV LINKS --- */
.nav-menu {
  display: flex;
  gap: 24px;
}

.nav-menu__link {
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--deep-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

.nav-menu__link:hover,
.nav-menu__link.active {
  color: var(--primary-rose);
}

.nav-menu__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--blush-pink);
  transition: width var(--transition-fast);
}

.nav-menu__link:hover::after,
.nav-menu__link.active::after {
  width: 100%;
}

/* --- NAV ACTIONS --- */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-actions__btn {
  color: var(--deep-charcoal);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-round);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-actions__btn:hover {
  background-color: var(--velvet-cream);
  color: var(--primary-rose);
}

.nav-actions__btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Theme Toggle */
.theme-toggle-btn__moon {
  display: none;
}

.theme-toggle-btn.is-dark .theme-toggle-btn__sun {
  display: none;
}

.theme-toggle-btn.is-dark .theme-toggle-btn__moon {
  display: block;
}

/* Cart Badge */
.cart-badge-container {
  position: relative;
}

.cart-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  background-color: var(--primary-rose);
  color: var(--text-on-accent);
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: var(--radius-round);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2px;
  border: 1px solid var(--ivory-white);
}

/* Hamburger Menu (Mobile) */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 44px;
  height: 44px;
  padding: 13px 10px;
  cursor: pointer;
  z-index: 950;
}

.hamburger__line {
  width: 100%;
  height: 2px;
  background-color: var(--deep-charcoal);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* Mobile responsive menu */
@media (max-width: 850px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    right: -100%;
    width: 260px;
    height: calc(100vh - var(--header-height));
    background-color: var(--ivory-white);
    box-shadow: -4px 4px 12px rgba(0,0,0,0.05);
    flex-direction: column;
    padding: 32px 24px;
    gap: 16px;
    transition: right var(--transition-normal);
    z-index: 920;
    border-left: 1px solid var(--velvet-cream);
  }

  .nav-menu.is-active {
    right: 0;
  }

  .hamburger.is-active .hamburger__line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger.is-active .hamburger__line:nth-child(2) {
    opacity: 0;
  }

  .hamburger.is-active .hamburger__line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* Graceful styling for very small mobile screens to prevent overflow */
@media (max-width: 480px) {
  .logo__main {
    font-size: 1.15rem;
    letter-spacing: 1px;
  }
  .logo__sub {
    font-size: 0.5rem;
    letter-spacing: 3px;
    margin-top: 2px;
  }
  .nav-actions {
    gap: 10px;
  }
}