/* ========================================
   NAVIGATION
   ======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) var(--space-lg);
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(0, 13, 175, 0.05);
    transition: all 0.4s var(--ease-out-quart);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 90rem;
    margin: 0 auto;
    width: 100%;
}

/* Ensure header container doesn't overflow on mobile */
@media (max-width: 768px) {
    .nav-content {
        overflow-x: visible;
        overflow-y: visible;
    }
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-logo img {
    height: 70px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

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

.nav-link {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-soft);
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-brand-blue);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s var(--ease-out-quart);
}

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

.nav-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-link.active {
    color: var(--color-brand-blue);
}

.nav-link.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-cta {
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-bg);
    background: var(--color-brand-blue);
    border-radius: 4px;
    transition: all 0.3s var(--ease-out-quart);
}

.nav-cta:hover {
    background: var(--color-brand-dark);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .nav-cta {
        padding: var(--space-xs) var(--space-sm);
        font-size: var(--text-xs);
    }
}

@media (max-width: 640px) {
    .nav {
        padding: var(--space-sm) var(--space-md);
    }

    .nav-logo img {
        height: 50px;
        max-width: 120px;
        width: auto;
    }

    /* Hide Sign In on very small screens - only show hamburger */
    .nav-login {
        display: none;
    }

    /* Make hamburger more prominent */
    .nav-toggle {
        padding: var(--space-sm);
    }
}

/* Extra small screens - ensure header doesn't overflow */
@media (max-width: 480px) {
    .nav-content {
        gap: var(--space-sm);
    }

    /* On very small screens, hide the Get Started button too, keep only essentials */
    .nav-cta {
        display: none;
    }

    /* Ensure mobile language toggle is properly sized */
    .mobile-lang-toggle .nav-lang-btn {
        padding: var(--space-xs) var(--space-sm);
    }

    .mobile-lang-toggle .nav-lang-btn .lang-flag {
        width: 16px;
    }

    .mobile-lang-toggle .nav-lang-btn span {
        font-size: var(--text-xs);
    }
}

/* My Orders Link */
.nav-orders {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: var(--space-xs) var(--space-md);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-brand-blue);
    background: rgba(0, 13, 175, 0.05);
    border-radius: 6px;
    transition: all 0.2s ease;
}

.nav-orders:hover {
    background: rgba(0, 13, 175, 0.1);
}

.nav-orders svg {
    width: 18px;
    height: 18px;
}

@media (max-width: 768px) {
    .nav-orders span {
        display: none;
    }

    .nav-orders {
        padding: var(--space-sm);
    }
}

/* Cart Icon */
.cart-icon {
    position: relative;
    padding: var(--space-sm);
    color: var(--color-brand-blue);
    cursor: pointer;
    border: none;
    background: none;
}

.cart-count {
    position: absolute;
    top: 0;
    right: 0;
    width: 18px;
    height: 18px;
    background: var(--color-brand-red);
    color: white;
    font-size: 10px;
    font-weight: 600;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobile Menu */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
    border: none;
    background: none;
    cursor: pointer;
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-brand-blue);
    transition: all 0.3s var(--ease-out-quart);
}

/* Login Link */
.nav-login {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-soft);
    transition: color 0.2s ease;
}

.nav-login:hover {
    color: var(--color-brand-blue);
}

/* User Menu Dropdown */
.nav-user-menu {
    position: relative;
}

.nav-user-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.nav-user-btn:hover {
    border-color: var(--color-brand-blue);
}

.nav-user-avatar {
    width: 28px;
    height: 28px;
    background: var(--color-brand-blue);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-user-btn svg {
    color: var(--color-text-tertiary);
    transition: transform 0.2s ease;
}

.nav-user-dropdown {
    position: fixed;
    top: 80px;
    right: 0;
    min-width: 220px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 9999;
}

.nav-user-dropdown.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-user-info {
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.nav-user-name {
    display: block;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 2px;
}

.nav-user-email {
    display: block;
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
}

.nav-user-links {
    padding: var(--space-sm);
}

.nav-user-links a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    border-radius: 6px;
    transition: all 0.2s ease;
}

.nav-user-links a:hover {
    background: var(--color-bg);
    color: var(--color-text-primary);
}

.nav-user-links .nav-logout {
    color: #dc2626;
}

.nav-user-links .nav-logout:hover {
    background: rgba(220, 38, 38, 0.1);
    color: #dc2626;
}

@media (max-width: 768px) {
    .nav-user-btn span:not(.nav-user-avatar) {
        display: none;
    }

    .nav-login {
        display: none;
    }
}

/* ========================================
   LANGUAGE TOGGLE
   ======================================== */
.nav-lang-toggle {
    display: flex;
    align-items: center;
}

.nav-lang-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s var(--ease-out-quart);
}

.nav-lang-btn:hover {
    background: rgba(0, 13, 175, 0.05);
    border-color: var(--color-brand-blue);
}

.lang-flag {
    width: 20px;
    height: auto;
    border-radius: 2px;
}

.mobile-lang-toggle {
    display: none;
}

@media (max-width: 768px) {
    .nav-lang-toggle {
        display: none !important;
    }

    .mobile-lang-toggle {
        display: flex !important;
        align-items: center;
    }
}

@media (min-width: 769px) {
    .nav-lang-toggle {
        display: flex !important;
    }

    .mobile-lang-toggle {
        display: none !important;
    }
}