/* ── Navbar ──────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 var(--space-lg);
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all var(--transition);
}

.navbar.scrolled {
    background: rgba(26, 26, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.25);
}

.navbar.light {
    background: rgba(26, 26, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
}

.nav-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--clr-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.nav-logo-text {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
}

.nav-logo-text small {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.62rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    color: var(--clr-gold);
    text-transform: uppercase;
}

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

.nav-links a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 14px;
    right: 14px;
    height: 2px;
    background: var(--clr-gold);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.nav-links a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    transform: scaleX(1);
}

.nav-links a.active {
    color: var(--clr-gold);
}

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

/* Cart button */
.nav-cart-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition);
    position: relative;
}

.nav-cart-btn:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-1px);
}

.cart-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--clr-gold);
    color: var(--clr-dark);
    font-size: 0.7rem;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

.cart-badge:empty {
    display: none;
}

/* Hamburger */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
}

.nav-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all var(--transition);
}

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

.nav-hamburger.open span:nth-child(2) {
    opacity: 0;
}

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

/* ── Cart Drawer ─────────────────────────── */
.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}

.cart-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 400px;
    max-width: 100vw;
    background: #fff;
    z-index: 2001;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.35s var(--ease);
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.15);
}

.cart-drawer.open {
    transform: translateX(0);
}

.cart-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--clr-border);
    background: var(--clr-dark);
    color: #fff;
}

.cart-drawer-header h3 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
}

.cart-close-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #fff;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}

.cart-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
}

.cart-empty {
    text-align: center;
    padding: var(--space-2xl) 0;
    color: var(--clr-muted);
}

.cart-empty i {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    display: block;
}

.cart-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--clr-border);
    align-items: center;
}

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.cart-item-price {
    color: var(--clr-primary);
    font-weight: 700;
    font-size: 0.9rem;
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: 6px;
}

.qty-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1.5px solid var(--clr-border);
    background: none;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.qty-btn:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
}

.cart-item-remove {
    background: none;
    border: none;
    color: var(--clr-muted);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 4px;
    transition: color var(--transition);
}

.cart-item-remove:hover {
    color: var(--clr-danger);
}

.cart-drawer-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--clr-border);
    background: var(--clr-cream);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.cart-total span:last-child {
    color: var(--clr-primary);
}

/* ── Mobile menu ─────────────────────────── */
@media (max-width: 900px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(26, 26, 26, 0.97);
        backdrop-filter: blur(20px);
        padding: var(--space-lg);
        gap: 4px;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-links a {
        width: 100%;
        padding: 12px 16px;
        border-radius: var(--radius-sm);
    }

    .nav-hamburger {
        display: flex;
    }

    /* Shrink nav action buttons on mobile */
    .nav-actions {
        gap: 6px;
    }

    .nav-actions .btn-sm {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    /* Hide logout/username text on small screens, show icon only */
    #nav-username {
        display: none;
    }
}