/**
 * PMODVN Sidebar Component Styles
 * Enhanced collapsible sidebar with tooltips and animations
 */

:root {
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 80px;
    --transition-speed: 0.3s;
    --header-height: 80px;
}

.pmodvn-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    backdrop-filter: var(--backdrop-blur, blur(10px));
    border-right: 1px solid var(--border-color);
    transition: all var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.pmodvn-sidebar::-webkit-scrollbar {
    display: none;
}

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

.pmodvn-sidebar.collapsed ~ .app-content {
    margin-left: var(--sidebar-collapsed-width);
}

.sidebar-header {
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    flex-shrink: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
    text-decoration: none;
}

.logo-image {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    border-radius: var(--radius-md);
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    transition: all var(--transition-speed) ease;
    white-space: nowrap;
    overflow: hidden;
}

.logo-title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

.logo-subtitle {
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--text-secondary);
    opacity: 0.8;
}

.pmodvn-sidebar.collapsed .logo-text {
    display: none !important;
}

.pmodvn-sidebar.collapsed .logo-image {
    width: 32px;
    height: 32px;
    margin: 0 auto;
}

/* Sidebar toggle is now in topbar/header - hidden in sidebar */
.pmodvn-sidebar .sidebar-toggle {
    display: none;
}

.pmodvn-sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding: var(--space-md);
}

.pmodvn-sidebar.collapsed .logo {
    justify-content: center;
    width: 100%;
    gap: 0;
}

.pmodvn-sidebar.collapsed .logo-fallback {
    margin: 0 auto;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md) 0;
    -ms-overflow-style: none;
    scrollbar-width: none;
}


.nav-link:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
    transform: translateX(4px);
}

.nav-link.active {
    background: rgba(245, 158, 11, 0.1);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    font-weight: 600;
}

.nav-link.active .nav-icon {
    stroke: var(--primary-color);
}

.svg-icon {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.nav-icon {
    opacity: 0.8;
}

.nav-link:hover .nav-icon {
    opacity: 1;
}

.nav-label {
    transition: all var(--transition-speed) ease;
    white-space: nowrap;
    overflow: hidden;
}

.pmodvn-sidebar.collapsed .nav-label {
    opacity: 0;
    width: 0;
}

.pmodvn-sidebar.collapsed .nav-link {
    justify-content: center;
    padding: var(--space-sm);
}

/* Tooltip System */
.pmodvn-sidebar.collapsed .nav-link[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: rgba(17, 24, 39, 0.95);
    color: #ffffff;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    white-space: nowrap;
    z-index: 10000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    animation: tooltipFadeIn 0.2s ease;
    pointer-events: none;
}

.pmodvn-sidebar.collapsed .nav-link[data-tooltip]:hover::before {
    content: '';
    position: absolute;
    left: calc(100% + 6px);
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-right-color: rgba(17, 24, 39, 0.95);
    z-index: 10000;
    pointer-events: none;
}

@keyframes tooltipFadeIn {
    from { opacity: 0; transform: translateY(-50%) translateX(-8px); }
    to { opacity: 1; transform: translateY(-50%) translateX(0); }
}

/* Navigation Separators and Headers */
.nav-separator {
    height: 1px;
    background: var(--border-color);
    margin: var(--space-md) var(--space-md);
}

.nav-header {
    margin: var(--space-md) 0 var(--space-xs) 0;
}

.nav-header-content {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-md);
    color: var(--text-muted);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pmodvn-sidebar.collapsed .nav-header {
    display: none;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
    flex-shrink: 0;
}

.version-text {
    color: var(--text-muted);
    font-size: var(--text-xs);
    text-align: center;
    display: block;
}

.pmodvn-sidebar.collapsed .version-text {
    display: none;
}

/* Sidebar Overlay */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

/* Micro-animations */
.nav-item {
    animation: slideInLeft 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    animation-delay: calc(var(--item-index, 0) * 0.03s);
    opacity: 0;
    transform: translateX(-20px);
}

.nav-item:nth-child(1) { --item-index: 0; }
.nav-item:nth-child(2) { --item-index: 1; }
.nav-item:nth-child(3) { --item-index: 2; }
.nav-item:nth-child(4) { --item-index: 3; }
.nav-item:nth-child(5) { --item-index: 4; }
.nav-item:nth-child(6) { --item-index: 5; }
.nav-item:nth-child(7) { --item-index: 6; }
.nav-item:nth-child(8) { --item-index: 7; }
.nav-item:nth-child(9) { --item-index: 8; }
.nav-item:nth-child(10) { --item-index: 9; }

@keyframes slideInLeft {
    to { opacity: 1; transform: translateX(0); }
}

@media (prefers-reduced-motion: reduce) {
    .nav-item { animation: none; opacity: 1; transform: none; }
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .pmodvn-sidebar {
        width: 280px !important;
        transform: translateX(-100%);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        z-index: 1002;
    }

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

    .pmodvn-sidebar.collapsed {
        width: 280px !important;
        transform: translateX(-100%);
    }

    .app-content {
        margin-left: 0 !important;
    }
}

@media (min-width: 1025px) {
    .mobile-menu-toggle {
        display: none !important;
    }

    .sidebar-overlay {
        display: none !important;
    }
}

.sidebar-nav::-webkit-scrollbar {
    display: none;
}

.nav-menu {
    list-style: none;
    padding: 0 var(--space-md);
    margin: 0;
}

.nav-item {
    margin-bottom: var(--space-xs);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-size: var(--text-sm);
    font-weight: 500;
    position: relative;
    border-left: 3px solid transparent;
}