/* Navigation Styles - Rebuilt from scratch */

/* CSS Variables for Navigation */
:root {
    --nav-width-collapsed: 72px;
    --nav-width-expanded: 260px;
    --nav-header-height: 64px;
    --nav-mobile-header-height: 56px;
    --nav-transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --nav-icon-size: 24px;
}

/* Mobile Header (Top Bar) */
.nav-mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-mobile-header-height);
    background: var(--bg-dark-secondary);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(124, 58, 237, 0.15);
    z-index: 1100;
    padding: 0 var(--spacing-md);
    align-items: center;
    justify-content: space-between;
}

/* Hamburger Button */
.nav-hamburger {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    position: relative;
    z-index: 1;
}

.hamburger-line {
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--nav-transition);
    transform-origin: center;
}

.hamburger-line:nth-child(1) {
    transform: translateY(-6px);
}

.hamburger-line:nth-child(2) {
    transform: translateY(0);
}

.hamburger-line:nth-child(3) {
    transform: translateY(6px);
}

/* Hamburger Active State */
.nav-hamburger.active .hamburger-line:nth-child(1) {
    transform: translateY(0) rotate(45deg);
}

.nav-hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-hamburger.active .hamburger-line:nth-child(3) {
    transform: translateY(0) rotate(-45deg);
}

/* Mobile Logo */
.nav-mobile-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-light);
}

.nav-mobile-logo svg {
    width: 32px;
    height: 32px;
}

.nav-logo-text {
    font-size: var(--font-size-lg);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Mobile Profile Button */
.nav-mobile-profile {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-purple));
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--nav-transition);
}

.nav-mobile-profile:hover {
    transform: scale(1.05);
}

.nav-mobile-profile .profile-initials {
    color: white;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

/* Navigation Sidebar */
.nav-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    background: linear-gradient(180deg, var(--bg-dark-secondary), var(--bg-dark));
    border-right: 1px solid rgba(124, 58, 237, 0.15);
    display: flex;
    flex-direction: column;
    transition: width var(--nav-transition), transform var(--nav-transition);
    z-index: 1000;
    overflow: hidden;
}

/* Desktop States */
.nav-sidebar.desktop.collapsed {
    width: var(--nav-width-collapsed);
}

.nav-sidebar.desktop.expanded {
    width: var(--nav-width-expanded);
}

/* Mobile States */
.nav-sidebar.mobile {
    width: var(--nav-width-expanded);
    transform: translateX(-100%);
}

.nav-sidebar.mobile.menu-open {
    transform: translateX(0);
}

/* Navigation Header */
.nav-header {
    height: var(--nav-header-height);
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(124, 58, 237, 0.1);
}

/* Toggle Button (Desktop) */
.nav-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: var(--nav-transition);
    color: var(--text-secondary);
    flex-shrink: 0;
}

.nav-toggle:hover {
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary-light);
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-left: var(--spacing-md);
    color: var(--primary-light);
    transition: var(--nav-transition);
    overflow: hidden;
}

.nav-logo svg {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.nav-sidebar.collapsed .nav-logo {
    opacity: 0;
    transform: translateX(-20px);
}

.nav-logo.expanded {
    opacity: 1;
    transform: translateX(0);
}

/* Main Navigation */
.nav-main {
    flex: 1;
    padding: var(--spacing-md) 0;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-purple) transparent;
}

.nav-main::-webkit-scrollbar {
    width: 4px;
}

.nav-main::-webkit-scrollbar-track {
    background: transparent;
}

.nav-main::-webkit-scrollbar-thumb {
    background: var(--primary-purple);
    border-radius: 2px;
}

/* Navigation Items */
.nav-item {
    width: 100%;
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    position: relative;
    transition: var(--nav-transition);
    overflow: hidden;
}

/* Active Indicator */
.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
    width: 3px;
    height: 24px;
    background: var(--primary-purple);
    border-radius: 0 2px 2px 0;
    transition: transform var(--nav-transition);
}

.nav-item:hover {
    background: rgba(124, 58, 237, 0.08);
    color: var(--primary-light);
}

.nav-item.active {
    background: rgba(124, 58, 237, 0.15);
    color: var(--text-primary);
}

.nav-item.active::before {
    transform: translateY(-50%) scaleY(1);
}

/* Navigation Icon */
.nav-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nav-icon svg {
    width: var(--nav-icon-size);
    height: var(--nav-icon-size);
    display: block; /* Ensures perfect centering */
}

/* Navigation Text */
.nav-text {
    margin-left: var(--spacing-sm);
    font-size: var(--font-size-base);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    opacity: 1;
    transition: opacity var(--nav-transition), transform var(--nav-transition);
    min-width: 0; /* Allows proper shrinking */
}

.nav-sidebar.collapsed .nav-text {
    opacity: 0;
    transform: translateX(-10px);
    width: 0;
    margin-left: 0;
}

/* Navigation Badge */
.nav-badge {
    margin-left: auto;
    margin-right: var(--spacing-md);
    background: var(--error);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
    transition: opacity var(--nav-transition), transform var(--nav-transition);
}

.nav-sidebar.collapsed .nav-badge {
    opacity: 0;
    transform: scale(0);
}

/* Navigation Footer */
.nav-footer {
    border-top: 1px solid rgba(124, 58, 237, 0.1);
    padding: var(--spacing-md);
}

/* Profile Button */
.nav-profile {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--nav-transition);
}

.nav-profile:hover {
    background: rgba(124, 58, 237, 0.08);
}

.profile-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.profile-initials {
    color: white;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.profile-info {
    flex: 1;
    text-align: left;
    overflow: hidden;
    opacity: 1;
    transition: opacity var(--nav-transition);
}

.nav-sidebar.collapsed .profile-info {
    opacity: 0;
    width: 0;
}

.profile-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.profile-email {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sign Out Button */
.nav-signout {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: transparent;
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: var(--radius-md);
    color: var(--primary-light);
    cursor: pointer;
    transition: var(--nav-transition);
}

.nav-signout:hover {
    background: rgba(124, 58, 237, 0.15);
    border-color: var(--primary-purple);
}

.nav-signout .nav-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nav-sidebar.collapsed .nav-signout .nav-text {
    display: none;
}

.nav-sidebar.collapsed .nav-signout {
    padding: var(--spacing-sm);
}

/* Overlay */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--nav-transition);
    z-index: 999;
}

.nav-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* Main Content Offset */
.main-content {
    transition: margin-left var(--nav-transition), padding-top var(--nav-transition);
    min-height: 100vh;
    padding: var(--spacing-xl);
}

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

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

/* Tooltips for Collapsed State */
.nav-sidebar.collapsed .nav-item {
    position: relative;
}

.nav-sidebar.collapsed .nav-item::after {
    content: attr(title);
    position: absolute;
    left: calc(100% + var(--spacing-sm));
    top: 50%;
    transform: translateY(-50%) scale(0.9);
    background: var(--bg-card);
    color: var(--text-primary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    white-space: nowrap;
    font-size: var(--font-size-sm);
    border: 1px solid rgba(124, 58, 237, 0.2);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity 200ms, transform 200ms;
    z-index: 1200;
}

.nav-sidebar.collapsed .nav-item:hover::after {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

/* Mobile Styles */
@media (max-width: 768px) {
    .nav-mobile-header {
        display: flex;
    }
    
    .nav-sidebar {
        top: var(--nav-mobile-header-height);
        height: calc(100vh - var(--nav-mobile-header-height));
    }
    
    .nav-toggle {
        display: none;
    }
    
    .nav-logo {
        display: none;
    }
    
    .main-content {
        margin-left: 0 !important;
        padding-top: calc(var(--nav-mobile-header-height) + var(--spacing-md));
    }
}

/* Tablet Adjustments */
@media (min-width: 769px) and (max-width: 1024px) {
    .nav-sidebar {
        width: var(--nav-width-collapsed);
    }
    
    .nav-sidebar.expanded {
        width: var(--nav-width-expanded);
    }
}

/* Animations */
@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Smooth Transitions for All Interactive Elements */
.nav-sidebar * {
    transition-property: opacity, transform, background-color, color, border-color;
    transition-duration: var(--nav-transition);
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}