/* Navigation Sidebar Styles */
.sidebar-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: linear-gradient(135deg, #1a202c 0%, #2d3748 50%, #4a5568 100%);
    color: white;
    z-index: 1000;
    transition: width 0.2s ease;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 25px rgba(0, 0, 0, 0.3);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.sidebar-nav.collapsed {
    width: 80px;
    box-shadow: 2px 0 15px rgba(0, 0, 0, 0.2);
}

/* Navigation Header */
.nav-header {
    padding: 0 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.1);
    height: 80px;
    box-sizing: border-box;
}

.sidebar-nav.collapsed .nav-header {
    padding: 0;
    justify-content: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 50px;
}

.sidebar-nav.collapsed .nav-logo {
    gap: 0;
    height: 50px;
}

.nav-logo-image {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(99, 179, 237, 0.6);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
    opacity: 1;
    visibility: visible;
}

.sidebar-nav.collapsed .nav-logo-image {
    width: 35px;
    height: 35px;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
}

.nav-logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: #e2e8f0;
    white-space: nowrap;
    line-height: 1;
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.15s ease 0.05s, transform 0.15s ease 0.05s;
}

.sidebar-nav.collapsed .nav-logo-text {
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.1s ease, transform 0.1s ease;
    pointer-events: none;
    width: 0;
    overflow: hidden;
    display: none;
}

/* Navigation Content */
.nav-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px 0 0 0;
}

.nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-item {
    margin: 0;
    padding: 2px 0;
}

.sidebar-nav.collapsed .nav-item {
    margin: 0;
    padding: 2px 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 20px;
    color: #cbd5e0;
    text-decoration: none;
    border-left: 3px solid transparent;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    height: 54px;
    box-sizing: border-box;
}

.sidebar-nav.collapsed .nav-link {
    padding: 0;
    justify-content: center;
    gap: 0;
    height: 54px;
    overflow: visible;
    display: flex !important;
    align-items: center;
    width: 100%;
    margin: 0 auto;
    border-left: none !important;
    position: relative; /* Add this to create positioning context for absolute icon */
}

.sidebar-nav.collapsed .nav-link .nav-text {
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.1s ease, transform 0.1s ease;
    pointer-events: none;
    width: 0;
    overflow: hidden;
    display: none;
}

.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: linear-gradient(90deg, rgba(99, 179, 237, 0.15) 0%, rgba(66, 153, 225, 0.25) 100%);
    transition: width 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: -1;
}

.nav-link::after {
    content: '';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%) translateX(10px);
    width: 6px;
    height: 6px;
    background: #63b3ed;
    border-radius: 50%;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: none;
}

.nav-link:hover {
    background: transparent;
    color: #e2e8f0;
    border-left-color: #63b3ed;
    padding-left: 25px;
    box-shadow: inset 0 0 20px rgba(99, 179, 237, 0.1);
}

.nav-link:hover::before {
    width: 100%;
}

.nav-link:hover::after {
    opacity: 0;
    transform: translateY(-50%) translateX(0);
    display: none;
}

.nav-link:hover .nav-icon {
    transform: scale(1.2) rotate(5deg);
}

.sidebar-nav.collapsed .nav-link:hover {
    padding-left: 0 !important;
    border-left: none !important;
    justify-content: center !important;
}

.sidebar-nav.collapsed .nav-link:hover .nav-icon {
    transform: translate(-50%, -50%) scale(1.1) !important;
}

.nav-link.active {
    background: linear-gradient(90deg, rgba(99, 179, 237, 0.2) 0%, rgba(66, 153, 225, 0.3) 100%);
    color: #63b3ed;
    border-left-color: #63b3ed;
    font-weight: 600;
    box-shadow: 
        inset 0 1px 3px rgba(0, 0, 0, 0.2),
        inset 3px 0 0 #63b3ed;
}

.nav-link.active::after {
    opacity: 0;
    transform: translateY(-50%) translateX(0);
    background: #4299e1;
    display: none;
}

.nav-link.active .nav-icon {
    transform: scale(1.1);
}

.nav-icon {
    font-size: 1.2rem;
    width: 24px;
    height: 24px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    opacity: 1;
    visibility: visible;
}

.sidebar-nav.collapsed .nav-icon {
    font-size: 1.3rem;
    width: 28px;
    height: 28px;
    opacity: 1 !important;
    visibility: visible !important;
    display: flex !important;
    position: absolute; /* Changed from relative to absolute */
    left: 50%; /* Center horizontally */
    top: 50%; /* Center vertically */
    transform: translate(-50%, -50%); /* Perfect centering */
    z-index: 10;
    color: inherit;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    margin: 0; /* Remove auto margins */
}

.nav-text {
    font-size: 1rem;
    line-height: 1;
    flex: 1;
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.15s ease 0.05s, transform 0.15s ease 0.05s;
    white-space: nowrap;
}

/* Cart count badge */
.cart-count {
    background: #e53e3e;
    color: white;
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 0.75rem;
    font-weight: 600;
    min-width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: 8px;
    animation: pulse 0.5s ease;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Navigation Footer - Login Profile */
.nav-footer {
    padding: 15px 20px 20px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(0, 0, 0, 0.1);
    height: auto;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    margin-top: auto;
}

.sidebar-nav.collapsed .nav-footer {
    padding: 15px 10px;
    min-height: 80px;
}

.nav-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    position: relative;
}

.sidebar-nav.collapsed .nav-profile {
    justify-content: center;
    gap: 0;
}

.profile-avatar {
    position: relative;
    flex-shrink: 0;
}

.profile-image {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(99, 179, 237, 0.6);
    background: #2d3748;
}

.sidebar-nav.collapsed .profile-image {
    width: 32px;
    height: 32px;
}

.profile-status {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #e53e3e;
    border: 2px solid #1a202c;
}

.profile-status.online {
    background: #38a169;
}

.profile-info {
    flex: 1;
    min-width: 0;
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.1s ease, transform 0.1s ease;
}

.sidebar-nav.collapsed .profile-info {
    opacity: 0;
    transform: translateX(-10px);
    pointer-events: none;
    width: 0;
    overflow: hidden;
    display: none;
}

.profile-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: #e2e8f0;
    line-height: 1.2;
    margin-bottom: 2px;
}

.profile-status-text {
    font-size: 0.75rem;
    color: #a0aec0;
    line-height: 1;
}

.profile-actions {
    flex-shrink: 0;
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.1s ease, transform 0.1s ease;
}

.sidebar-nav.collapsed .profile-actions {
    opacity: 0;
    transform: translateX(-10px);
    pointer-events: none;
    width: 0;
    overflow: hidden;
    display: none;
}

.login-btn {
    background: linear-gradient(135deg, #3182ce 0%, #2b6cb0 100%);
    border: none;
    border-radius: 6px;
    color: white;
    padding: 6px 12px;
    font-size: 0.8rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
    font-weight: 500;
    text-decoration: none;
}

.login-btn:hover {
    background: linear-gradient(135deg, #2b6cb0 0%, #2c5282 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(49, 130, 206, 0.3);
}

.login-btn.logout {
    background: linear-gradient(135deg, #e53e3e 0%, #c53030 100%);
}

.login-btn.logout:hover {
    background: linear-gradient(135deg, #c53030 0%, #9c2626 100%);
    box-shadow: 0 4px 12px rgba(229, 62, 62, 0.3);
}

.btn-icon {
    font-size: 0.9rem;
}

.btn-text {
    font-size: 0.8rem;
}

/* Mobile Navigation Overlay */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Main Content Adjustment */
.main-content {
    margin-left: 280px;
    min-height: 100vh;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
}

/* When navigation is collapsed, adjust margin to the smaller width */
body.nav-collapsed .main-content {
    margin-left: 80px;
}

.main-content.expanded {
    margin-left: 0;
}

/* Add a subtle backdrop when sidebar is collapsed */
.main-content::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.02) 0%, rgba(99, 179, 237, 0.03) 100%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.main-content.expanded::before {
    opacity: 1;
}

/* Desktop Toggle Button */
/* Desktop Toggle Button */
.desktop-nav-toggle {
    position: fixed;
    top: 20px;
    left: 300px;
    z-index: 1001;
    background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
    border: 1px solid rgba(99, 179, 237, 0.4);
    padding: 12px;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: all 0.4s ease;
    min-width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(15px);
}

.desktop-nav-toggle::before {
    display: none;
}

.desktop-nav-toggle::after {
    display: none;
}

.desktop-nav-toggle:hover {
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
    border-color: rgba(99, 179, 237, 0.6);
    transform: scale(1.05);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
}

.desktop-nav-toggle:hover::before {
    display: none;
}

.desktop-nav-toggle:hover::after {
    display: none;
}

.desktop-nav-toggle.collapsed {
    left: 100px;
    background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
}

.desktop-nav-toggle.collapsed:hover {
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
}

.desktop-nav-toggle .hamburger-line {
    width: 20px;
    height: 2px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 1px;
    transition: all 0.3s ease;
}

.desktop-nav-toggle:hover .hamburger-line {
    background: white;
}

/* Hamburger stays static - no transformation on active state */

/* Mobile Responsive Design Fix */
@media (max-width: 768px) {
    .desktop-nav-toggle {
        display: none;
    }
    
    .nav-header {
        justify-content: space-between;
    }
    
    .nav-header::after {
        content: '✕';
        font-size: 1.5rem;
        color: #e2e8f0;
        cursor: pointer;
        padding: 8px;
        border-radius: 6px;
        transition: background 0.3s ease;
        user-select: none;
    }
    
    .nav-header::after:hover {
        background: rgba(255, 255, 255, 0.1);
    }
    
    .sidebar-nav {
        transform: translateX(-100%); /* Changed from -280px to -100% */
        visibility: hidden; /* Add this to completely hide */
        opacity: 0; /* Add this for smoother transition */
        transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
    }
    
    .sidebar-nav.mobile-open {
        transform: translateX(0);
        visibility: visible; /* Show when open */
        opacity: 1; /* Show when open */
    }
    
    .main-content {
        margin-left: 0 !important; /* Add !important to override any other margin rules */
    }
    
    /* Ensure collapsed state doesn't affect mobile */
    .sidebar-nav.collapsed {
        width: 280px; /* Reset to full width on mobile */
    }
    
    /* Reorder navigation content for mobile - Login section goes to top */
    .nav-content {
        display: flex;
        flex-direction: column;
    }
    
    .nav-footer {
        order: -1; /* Move login section to top */
        margin-top: 0;
        margin-bottom: 20px;
        border-top: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        padding: 20px 20px 15px 20px;
    }
    
    .nav-menu {
        order: 0; /* Menu items come after login */
        flex: 1;
    }
    
    /* Mobile Toggle Button (Fixed Position) */
    .mobile-nav-toggle {
        position: fixed;
        top: 20px;
        left: 20px;
        z-index: 1001;
        background: #2c3e50;
        border: none;
        padding: 12px;
        border-radius: 8px;
        cursor: pointer;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        display: flex;
        flex-direction: column;
        gap: 4px;
    }
    
    .mobile-nav-toggle .hamburger-line {
        width: 20px;
        height: 2px;
        background: #ecf0f1;
        border-radius: 1px;
        transition: all 0.3s ease;
    }
    
    .mobile-nav-toggle.active .hamburger-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-nav-toggle.active .hamburger-line:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-nav-toggle.active .hamburger-line:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

@media (max-width: 480px) {
    .sidebar-nav {
        width: 100%;
    }
    
    .nav-logo-text {
        font-size: 1.1rem;
    }
    
    .nav-link {
        padding: 12px 20px;
        font-size: 0.95rem;
    }
}

/* Animation for smooth transitions */
@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-100%);
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .sidebar-nav {
        background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    }
    
    .nav-link:hover {
        background: rgba(255, 255, 255, 0.15);
    }
}

/* Accessibility improvements */
.nav-link:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

.nav-toggle:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .sidebar-nav,
    .nav-overlay,
    .mobile-nav-toggle {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
}