/* Sidebar Navigation Styles */
:root {
    --sidebar-width: 160px;
    --sidebar-bg: #ffffff;
    --sidebar-border: #e0e0e0;
    --primary-color: #87604f;
    --secondary-color: #856404;
    --text-primary: #333333;
    --text-secondary: #666666;
    --hover-bg: #f8f9fa;
    --active-bg: rgba(135, 96, 79, 0.1);
    --active-color: #87604F;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Main sidebar container */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: var(--z-sidebar, 1000);
    transition: transform 0.3s ease;
}

/* Logo section */
.sidebar-logo {
    padding: 20px 16px;
    background-color: var(--sidebar-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--primary-color);
    transition: opacity 0.2s ease;
}

.logo-link:hover {
    opacity: 0.8;
}

.logo-image {
    width: 64px;
    height: 64px;
    border-radius: 6px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Navigation menu section */
.sidebar-menu {
    flex: 1;
    padding: 20px 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow-y: auto;
}

.menu-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.menu-item {
    margin-bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.menu-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s ease;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-weight: 500;
}

.menu-link:hover {
    background-color: var(--hover-bg);
    color: var(--primary-color);
    transform: scale(1.1);
}

.menu-link.active {
    color: var(--active-color);
}

.menu-icon {
    font-size: 1.4rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Home link styling (same as menu-link) */
.home-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s ease;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-weight: 500;
}

.home-link:hover {
    background-color: var(--hover-bg);
    color: var(--primary-color);
    transform: scale(1.1);
}

.home-link.active {
    color: var(--active-color);
}

.home-link:active {
    transform: scale(0.95);
}

/* Signup link styling (same as menu-link) */  
.signup-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s ease;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-weight: 500;
}

.signup-link:hover {
    background-color: var(--hover-bg);
    color: var(--primary-color);
    transform: scale(1.1);
}

.signup-link.active {
    color: var(--active-color);
}

.signup-link:active {
    transform: scale(0.95);
}

.menu-text {
    font-size: 0.95rem;
}

/* Authentication section */
.sidebar-auth {
    padding: 16px;
    background-color: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.auth-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    margin-bottom: 0;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.2s ease;
    font-weight: 500;
    min-width: 120px;
    text-align: center;
}

.auth-link:hover {
    background-color: var(--hover-bg);
    color: var(--text-primary);
}

.auth-link.active {
    background-color: var(--active-bg);
    color: var(--active-color);
}

.login-link {
    border: 1px solid var(--sidebar-border);
}

.signup-link {
    background-color: var(--primary-color);
    color: white !important;
}

.signup-link:hover {
    background-color: #6f4f41;
    color: white !important;
}

.logout-link {
    color: #dc2626;
    border: 1px solid rgba(220, 38, 38, 0.2);
}

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

.auth-icon {
    font-size: 1rem;
    width: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-text {
    font-size: 0.9rem;
}

/* Mobile menu toggle button */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 9999;
    background-color: var(--sidebar-bg);
    border: 1px solid var(--sidebar-border);
    border-radius: 8px;
    padding: 12px;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: all 0.2s ease;
}

.mobile-menu-toggle:hover {
    background-color: var(--hover-bg);
}

.hamburger-line {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--text-primary);
    margin: 4px 0;
    transition: 0.3s;
    border-radius: 1px;
}

/* Sidebar overlay for mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

/* Content area adjustment */
body {
    /*margin-left: var(--sidebar-width);*/
    transition: margin-left 0.3s ease;
}

/* Responsive design */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
        justify-content: center;
        align-items: center;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .sidebar-overlay.active {
        display: block;
    }
    
    body {
        margin-left: 0;
    }
    
    .menu-link,
    .home-link,
    .signup-link {
        width: 60px;
        height: 60px;
        padding: 10px;
    }
    
    .menu-icon {
        width: 40px;
        height: 40px;
    }
    
    .auth-link {
        min-width: 100px;
        padding: 10px 16px;
    }
    
    .material-symbols-outlined {
        font-size: 40px !important;
        font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 40 !important;
    }
}

@media (max-width: 480px) {
    .sidebar {
        width: 260px;
        justify-content: center;
        align-items: center;
    }
    
    .mobile-menu-toggle {
        top: 15px;
        left: 15px;
        padding: 10px;
    }
    
    .hamburger-line {
        width: 18px;
        height: 2px;
        margin: 3px 0;
    }
    
    .menu-link,
    .home-link,
    .signup-link {
        width: 50px;
        height: 50px;
        padding: 8px;
    }
    
    .menu-icon {
        width: 36px;
        height: 36px;
    }
    
    .logo-image {
        width: 48px;
        height: 48px;
    }
    
    .menu-text,
    .auth-text {
        font-size: 0.9rem;
    }
    
    .sidebar-logo {
        padding: 16px 12px;
    }
    
    .logo-text {
        font-size: 1.3rem;
    }
    
    .sidebar-auth {
        padding: 12px;
    }
    
    .auth-link {
        min-width: 90px;
        padding: 8px 12px;
        font-size: 0.85rem;
    }
    
    .material-symbols-outlined {
        font-size: 36px !important;
        font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 36 !important;
    }
}

/* Animation for hamburger menu */
.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Scrollbar styling for sidebar menu */
.sidebar-menu::-webkit-scrollbar {
    width: 6px;
}

.sidebar-menu::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-menu::-webkit-scrollbar-thumb {
    background: var(--sidebar-border);
    border-radius: 3px;
}

.sidebar-menu::-webkit-scrollbar-thumb:hover {
    background: #bbb;
}

/* Focus states for accessibility */
.menu-link:focus,
.auth-link:focus,
.logo-link:focus,
.mobile-menu-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Active states for better user feedback */
.menu-link:active {
    transform: scale(0.95);
}

.auth-link:active {
    transform: scale(0.98);
}

/* Loading state for menu items */
.menu-link.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .sidebar {
        border-right: 2px solid var(--text-primary);
    }
    
    .menu-link.active,
    .auth-link.active {
        /* border removed for cleaner design */
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .sidebar,
    .menu-link,
    .auth-link,
    .mobile-menu-toggle,
    .hamburger-line {
        transition: none;
    }
}

/* Menu icons - managed by JavaScript */
.menu-icon {
    transition: all 0.2s ease;
}

/* Print styles */
@media print {
    .sidebar,
    .mobile-menu-toggle,
    .sidebar-overlay {
        display: none;
    }
    
    body {
        margin-left: 0;
    }
}