/* ==========================================================================
   MOBILE NAVIGATION STYLES
   ========================================================================== */

/* Mobile menu button */
.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
    background: transparent;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(0,123,255,0.25);
    outline: none;
}

.navbar-toggler:hover {
    background: rgba(0,0,0,0.05);
}

/* Custom hamburger icon */
.navbar-toggler-icon {
    background-image: none;
    position: relative;
    width: 24px;
    height: 18px;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after,
.navbar-toggler-icon {
    content: '';
    display: block;
    height: 2px;
    background: #333;
    border-radius: 1px;
    transition: all 0.3s ease;
}

.navbar-toggler-icon::before {
    transform: translateY(-6px);
}

.navbar-toggler-icon::after {
    transform: translateY(6px);
}

/* Animated hamburger to X */
.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
    background: transparent;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::before {
    transform: rotate(45deg);
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::after {
    transform: rotate(-45deg);
}

/* Mobile menu styles */
@media (max-width: 991.98px) {
    .navbar-collapse {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        border-radius: 0 0 12px 12px;
        box-shadow: 0 8px 25px rgba(0,0,0,0.15);
        border-top: 1px solid rgba(0,0,0,0.1);
        z-index: 1000;
        margin-top: 0.5rem;
        padding: 1.5rem;
        opacity: 0;
        transform: translateY(-10px);
        transition: all 0.3s ease;
    }
    
    .navbar-collapse.show {
        opacity: 1;
        transform: translateY(0);
    }
    
    .navbar-nav {
        text-align: center;
        padding: 0;
    }
    
    .navbar-nav .nav-item {
        margin: 0.5rem 0;
    }
    
    .navbar-nav .nav-link {
        color: #333 !important;
        font-weight: 500;
        padding: 0.75rem 1.5rem;
        border-radius: 8px;
        transition: all 0.3s ease;
        display: block;
        position: relative;
    }
    
    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link.active {
        background: rgba(0,123,255,0.1);
        color: #007bff !important;
    }
    
    .navbar-nav .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        width: 0;
        height: 2px;
        background: #007bff;
        transition: all 0.3s ease;
        transform: translateX(-50%);
    }
    
    .navbar-nav .nav-link:hover::after,
    .navbar-nav .nav-link.active::after {
        width: 80%;
    }
}

/* Touch-friendly navigation */
@media (hover: none) and (pointer: coarse) {
    .navbar-nav .nav-link {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .navbar-toggler {
        min-height: 44px;
        min-width: 44px;
    }
}

/* Smooth scroll for anchor links */
html {
    scroll-behavior: smooth;
}

/* Mobile sticky navigation */
@media (max-width: 991.98px) {
    .navbar.fixed-top {
        background: rgba(255, 255, 255, 0.95) !important;
        backdrop-filter: blur(10px);
        border-bottom: 1px solid rgba(0,0,0,0.1);
    }
}

/* Loading state for navigation */
.nav-loading {
    pointer-events: none;
    opacity: 0.6;
}

.nav-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Mobile cart badge */
.cart-badge {
    min-width: 18px;
    height: 18px;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (max-width: 576px) {
    .cart-badge {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
        margin-left: 0.5rem;
    }
}