/* Side Menu Navigation Styles */

:root {
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 70px;
    --sidebar-bg: linear-gradient(180deg, #1a1a2e 0%, #0f0f1e 100%);
    --sidebar-hover: rgba(0, 255, 136, 0.1);
    --sidebar-active: rgba(0, 255, 136, 0.2);
    --sidebar-border: rgba(0, 255, 136, 0.3);
    --transition-speed: 0.3s;
}

/* Sidebar Container */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    z-index: 1000;
    transition: width var(--transition-speed) ease;
    overflow-x: hidden;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
    margin: 0;
    padding: 0;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

/* Logo Section */
.sidebar-logo {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all var(--transition-speed) ease;
}

.sidebar-logo i {
    font-size: 2rem;
    color: #00ff88;
    min-width: 2rem;
    text-align: center;
}

.sidebar-logo span {
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--transition-speed) ease;
}

.sidebar.collapsed .sidebar-logo span {
    opacity: 0;
    visibility: hidden;
}

/* Navigation Menu */
.sidebar-nav {
    padding: 1rem 0;
}

.nav-section {
    margin-bottom: 1.5rem;
}

.nav-section-title {
    padding: 0.5rem 1.5rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 600;
    opacity: 1;
    transition: opacity var(--transition-speed) ease;
}

.sidebar.collapsed .nav-section-title {
    opacity: 0;
    visibility: hidden;
    height: 0;
    padding: 0;
}

/* Navigation Items */
.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.875rem 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
}

.nav-link:hover {
    background: var(--sidebar-hover);
    color: #00ff88;
}

.nav-link.active {
    background: var(--sidebar-active);
    color: #00ff88;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: #00ff88;
    box-shadow: 0 0 10px #00ff88;
}

.nav-link i {
    font-size: 1.25rem;
    min-width: 2rem;
    text-align: center;
    transition: all var(--transition-speed) ease;
}

.nav-link span {
    margin-left: 0.75rem;
    font-size: 0.95rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--transition-speed) ease;
}

.sidebar.collapsed .nav-link span {
    opacity: 0;
    visibility: hidden;
}

.sidebar.collapsed .nav-link {
    padding: 0.875rem;
    justify-content: center;
}

/* Tooltip for collapsed sidebar */
.sidebar.collapsed .nav-link:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 100%;
    margin-left: 1rem;
    padding: 0.5rem 1rem;
    background: #1a1a2e;
    border: 1px solid var(--sidebar-border);
    border-radius: 8px;
    color: #fff;
    font-size: 0.875rem;
    white-space: nowrap;
    z-index: 1001;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

/* Dropdown Menu */
.nav-dropdown {
    overflow: hidden;
}

.nav-dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.875rem 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

.nav-dropdown-toggle:hover {
    background: var(--sidebar-hover);
    color: #00ff88;
}

.nav-dropdown-toggle i:first-child {
    font-size: 1.25rem;
    min-width: 2rem;
    text-align: center;
}

.nav-dropdown-toggle .dropdown-icon {
    font-size: 0.875rem;
    transition: transform var(--transition-speed) ease;
    margin-left: auto;
}

.nav-dropdown.open .dropdown-icon {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-speed) ease;
    background: rgba(0, 0, 0, 0.2);
}

.nav-dropdown.open .nav-dropdown-menu {
    max-height: 500px;
}

.nav-dropdown-menu .nav-link {
    padding-left: 3.5rem;
    font-size: 0.9rem;
}

.sidebar.collapsed .nav-dropdown-menu {
    display: none;
}

/* User Section */
.sidebar-user {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.3);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1a1a2e;
    font-weight: 700;
    font-size: 1.1rem;
}

.user-details {
    flex: 1;
    opacity: 1;
    transition: opacity var(--transition-speed) ease;
}

.sidebar.collapsed .user-details {
    opacity: 0;
    visibility: hidden;
}

.user-name {
    font-size: 0.95rem;
    color: #fff;
    font-weight: 600;
    margin: 0;
}

.user-role {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

.user-actions {
    display: flex;
    gap: 0.5rem;
    opacity: 1;
    transition: opacity var(--transition-speed) ease;
}

.sidebar.collapsed .user-actions {
    justify-content: center;
}

.user-action-btn {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-action-btn:hover {
    background: var(--sidebar-hover);
    border-color: #00ff88;
    color: #00ff88;
}

.sidebar.collapsed .user-action-btn span {
    display: none;
}

/* Collapse Toggle Button */
.sidebar-toggle {
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #1a1a2e;
    border: 2px solid #00ff88;
    color: #00ff88;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    z-index: 1001;
}

.sidebar-toggle:hover {
    background: #00ff88;
    color: #1a1a2e;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

.sidebar-toggle i {
    font-size: 0.875rem;
    transition: transform var(--transition-speed) ease;
}

.sidebar.collapsed .sidebar-toggle i {
    transform: rotate(180deg);
}

/* Main Content Adjustment */
.main-content {
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-speed) ease;
    min-height: 100vh;
    background: var(--bg-color);
    overflow-y: auto;
    height: 100vh;
    position: relative;
}

.main-content.expanded {
    margin-left: var(--sidebar-collapsed-width);
}

/* Ensure body doesn't scroll when sidebar is fixed */
body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    height: 100vh;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1002;
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: #1a1a2e;
    border: 2px solid #00ff88;
    color: #00ff88;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-speed) ease;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-toggle {
        display: none;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Overlay for mobile */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
    }
    
    .sidebar-overlay.active {
        display: block;
    }
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.nav-item {
    animation: slideIn 0.3s ease forwards;
    opacity: 0;
}

.nav-item:nth-child(1) { animation-delay: 0.05s; }
.nav-item:nth-child(2) { animation-delay: 0.1s; }
.nav-item:nth-child(3) { animation-delay: 0.15s; }
.nav-item:nth-child(4) { animation-delay: 0.2s; }
.nav-item:nth-child(5) { animation-delay: 0.25s; }
.nav-item:nth-child(6) { animation-delay: 0.3s; }
.nav-item:nth-child(7) { animation-delay: 0.35s; }
.nav-item:nth-child(8) { animation-delay: 0.4s; }