/* ============================================
   Corporate Sidebar Styles
   Professional, austere, corporate-friendly design
   Matches corporate-topbar.css design patterns
   ============================================ */

.corporate-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background: linear-gradient(to bottom, #ffffff 0%, #f8f9fa 100%);
    border-right: 1px solid #e5e7eb;
    box-shadow: 1px 0 3px 0 rgba(0, 0, 0, 0.05);
    z-index: 40;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.corporate-sidebar-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

/* ============================================
   Logo Section
   ============================================ */

.corporate-sidebar-logo {
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.corporate-logo-link {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.corporate-logo-img {
    height: 28px;
    width: auto;
    transition: opacity 0.2s ease;
}

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

/* ============================================
   Menu Scroll Container
   ============================================ */

.corporate-sidebar-menu {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1rem 0;
}

.corporate-sidebar-menu::-webkit-scrollbar {
    width: 6px;
}

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

.corporate-sidebar-menu::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
}

.corporate-sidebar-menu::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* ============================================
   Navigation Structure
   ============================================ */

.corporate-nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.corporate-nav-section {
    padding: 0 1rem;
}

.corporate-nav-heading {
    font-size: 0.7rem;
    font-weight: 600;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    padding: 0 0.75rem;
    user-select: none;
    text-align: left;
}

.corporate-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

/* ============================================
   Navigation Items
   ============================================ */

.corporate-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.625rem 0.75rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: #4b5563;
    text-decoration: none;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    text-align: left;
}

.corporate-nav-item:hover {
    background: #f3f4f6;
    color: #111827;
}

.corporate-nav-item.active,
.corporate-nav-item:global(.active) {
    background: #e5e7eb;
    color: #111827;
    font-weight: 600;
}

.corporate-nav-item-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.corporate-nav-icon {
    width: 1.125rem;
    height: 1.125rem;
    color: inherit;
    flex-shrink: 0;
}

.corporate-nav-text {
    color: inherit;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ============================================
   Dropdown Navigation Items
   ============================================ */

.corporate-nav-dropdown {
    justify-content: space-between;
}

.corporate-nav-arrow {
    width: 1rem;
    height: 1rem;
    color: #9ca3af;
    transition: transform 0.2s ease, color 0.2s ease;
    flex-shrink: 0;
}

.corporate-nav-dropdown:hover .corporate-nav-arrow {
    color: #6b7280;
}

.corporate-nav-arrow.rotated {
    transform: rotate(180deg);
}

/* ============================================
   Submenu Items
   ============================================ */

.corporate-nav-submenu {
    list-style: none;
    margin: 0.25rem 0 0 0;
    padding: 0 0 0 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.corporate-nav-subitem {
    display: block;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: #6b7280;
    text-decoration: none;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
    text-align: left;
    width: 100%;
}

.corporate-nav-subitem:hover {
    background: #f3f4f6;
    color: #374151;
}

.corporate-nav-subitem.active,
.corporate-nav-subitem:global(.active) {
    background: #e5e7eb;
    color: #111827;
    font-weight: 600;
}

/* ============================================
   Dark Mode Support
   ============================================ */

.dark .corporate-sidebar {
    background: linear-gradient(to bottom, #1f2937 0%, #111827 100%);
    border-right-color: #374151;
}

.dark .corporate-sidebar-logo {
    border-bottom-color: #374151;
}

.dark .corporate-logo-img {
    filter: brightness(0.9);
}

.dark .corporate-logo-link:hover .corporate-logo-img {
    filter: brightness(1);
    opacity: 1;
}

.dark .corporate-sidebar-menu::-webkit-scrollbar-thumb {
    background: #4b5563;
}

.dark .corporate-sidebar-menu::-webkit-scrollbar-thumb:hover {
    background: #6b7280;
}

.dark .corporate-nav-heading {
    color: #6b7280;
}

.dark .corporate-nav-item {
    color: #d1d5db;
}

.dark .corporate-nav-item:hover {
    background: #374151;
    color: #f9fafb;
}

.dark .corporate-nav-item.active,
.dark .corporate-nav-item:global(.active) {
    background: #4b5563;
    color: #f9fafb;
}

.dark .corporate-nav-arrow {
    color: #6b7280;
}

.dark .corporate-nav-dropdown:hover .corporate-nav-arrow {
    color: #9ca3af;
}

.dark .corporate-nav-subitem {
    color: #9ca3af;
}

.dark .corporate-nav-subitem:hover {
    background: #374151;
    color: #e5e7eb;
}

.dark .corporate-nav-subitem.active,
.dark .corporate-nav-subitem:global(.active) {
    background: #4b5563;
    color: #f9fafb;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1023px) {
    .corporate-sidebar {
        transform: translateX(-100%);
    }

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

/* Desktop class for hiding on mobile */
.corporate-sidebar.desktop {
    display: block;
}

@media (max-width: 1023px) {
    .corporate-sidebar.desktop {
        display: none;
    }
}

/* ============================================
   Animation & Transitions
   ============================================ */

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.corporate-nav-section {
    animation: slideInFromLeft 0.3s ease-out;
}

.corporate-nav-section:nth-child(1) {
    animation-delay: 0s;
}

.corporate-nav-section:nth-child(2) {
    animation-delay: 0.05s;
}

.corporate-nav-section:nth-child(3) {
    animation-delay: 0.1s;
}

/* ============================================
   Main Content Layout Adjustment
   ============================================ */

/* Add this class to your main content wrapper */
.corporate-layout-content {
    margin-left: 260px;
    margin-top: 64px;
    transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (max-width: 1023px) {
    .corporate-layout-content {
        margin-left: 0;
    }
}

/* ============================================
   Active Link Indicator
   ============================================ */

.corporate-nav-item::before,
.corporate-nav-subitem::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: #3b82f6;
    border-radius: 0 2px 2px 0;
    transition: height 0.2s ease;
}

.corporate-nav-item.active::before,
.corporate-nav-item:global(.active)::before,
.corporate-nav-subitem.active::before,
.corporate-nav-subitem:global(.active)::before {
    height: 60%;
}

.corporate-nav-item,
.corporate-nav-subitem {
    position: relative;
}

/* ============================================
   Mobile Sidebar (Offcanvas) Animations
   ============================================ */

/* Smooth slide-in animation for offcanvas */
.offcanvas.offcanvas-start {
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.offcanvas.show {
    transform: translateX(0) !important;
}

/* Backdrop fade animation */
.offcanvas-backdrop {
    transition: opacity 0.3s ease-in-out !important;
}

.offcanvas-backdrop.show {
    opacity: 0.5 !important;
}

/* Staggered animation for mobile nav items */
.corporate-sidebar-menu .corporate-nav-section {
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInStagger 0.4s ease-out forwards;
}

.corporate-sidebar-menu .corporate-nav-section:nth-child(1) {
    animation-delay: 0.1s;
}

.corporate-sidebar-menu .corporate-nav-section:nth-child(2) {
    animation-delay: 0.15s;
}

.corporate-sidebar-menu .corporate-nav-section:nth-child(3) {
    animation-delay: 0.2s;
}

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

/* Smooth dropdown animations */
.corporate-nav-submenu {
    animation: expandDown 0.3s ease-out;
    transform-origin: top;
}

@keyframes expandDown {
    from {
        opacity: 0;
        transform: scaleY(0.95);
    }
    to {
        opacity: 1;
        transform: scaleY(1);
    }
}