/* ========== Sidebar ========== */

.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background: linear-gradient(180deg, #0f0f0f 0%, #141420 50%, #0f0f1a 100%);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    flex-direction: column;
    z-index: 100;
    overflow-y: auto;
    transition: width 0.25s ease;
}

.sidebar.collapsed {
    width: 60px;
    overflow: hidden;
}

.sidebar.collapsed .sidebar-logo,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-group-toggle span,
.sidebar.collapsed .nav-group-toggle .chevron,
.sidebar.collapsed .nav-group-icon,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .nav-group-items,
.sidebar.collapsed .sidebar-user-details {
    display: none;
}

.sidebar.collapsed .sidebar-header {
    padding: 18px 12px;
    text-align: center;
}

.sidebar.collapsed .sidebar-nav {
    padding: 10px 6px;
    align-items: center;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 10px;
    width: 42px;
    height: 42px;
}

.sidebar.collapsed .nav-item.active::before {
    display: none;
}

.sidebar.collapsed .nav-group {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.sidebar.collapsed .nav-group-toggle {
    justify-content: center;
    padding: 6px;
    display: none;
}

.sidebar.collapsed .sidebar-user {
    padding: 10px 6px;
    display: flex;
    justify-content: center;
}

.sidebar.collapsed .sidebar-user-info {
    justify-content: center;
    padding: 0;
}

.sidebar.collapsed .sidebar-logout-btn {
    display: none;
}

/* Toggle button */
.sidebar-toggle {
    position: absolute;
    top: 22px;
    right: -14px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #1a1a2e;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.2s;
    z-index: 101;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.sidebar-toggle:hover {
    background: #252540;
    color: #fff;
    border-color: rgba(59, 130, 246, 0.4);
}

.sidebar-toggle svg {
    transition: transform 0.25s;
}

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

/* Main content transition */
.main-content {
    transition: margin-left 0.25s ease;
}

.main-content.sidebar-collapsed {
    margin-left: 60px;
}

.sidebar-header {
    padding: 22px 20px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-logo {
    font-size: 19px;
    font-weight: 800;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.sidebar-nav {
    padding: 14px 10px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

/* ========== Nav Items ========== */

.nav-item {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 9px 14px;
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.45);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
    position: relative;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.85);
}

.nav-item.active {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(139, 92, 246, 0.1));
    color: #7cacf8;
    font-weight: 600;
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 3px;
    background: linear-gradient(180deg, #3b82f6, #8b5cf6);
    border-radius: 0 3px 3px 0;
}

.nav-item svg {
    flex-shrink: 0;
    opacity: 0.7;
}

.nav-item.active svg {
    opacity: 1;
}

/* ========== Nav Groups ========== */

.nav-group {
    margin-top: 8px;
}

.nav-group-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 14px;
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.3);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.nav-group-toggle:hover {
    color: rgba(255, 255, 255, 0.55);
}

.nav-group-icon {
    flex-shrink: 0;
    opacity: 0.35;
    width: 16px;
    height: 16px;
}

.nav-group-toggle .chevron {
    margin-left: auto;
    flex-shrink: 0;
    transition: transform 0.25s;
    transform: rotate(90deg);
    opacity: 0.25;
}

.nav-group-toggle:hover .chevron {
    opacity: 0.5;
}

.nav-group.collapsed .nav-group-toggle .chevron {
    transform: rotate(0deg);
}

.nav-group-items {
    display: flex;
    flex-direction: column;
    gap: 1px;
    padding-left: 14px;
    margin-top: 2px;
    border-left: 1px solid rgba(255, 255, 255, 0.04);
    margin-left: 22px;
    overflow: hidden;
}

.nav-group.collapsed .nav-group-items {
    display: none;
}

.nav-group-items .nav-item {
    font-size: 13px;
    padding: 7px 12px;
}

/* ========== Nav Badge Count ========== */

.nav-badge {
    margin-left: auto;
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
}

/* ========== Sidebar Scrollbar ========== */

.sidebar::-webkit-scrollbar {
    width: 4px;
}
.sidebar::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
}

/* ========== Admin Group ========== */

.nav-group-admin {
    margin-top: auto !important;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

/* ========== User Area ========== */

.sidebar-user {
    padding: 12px 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(0, 0, 0, 0.2);
}

.sidebar-user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px;
    border-radius: 10px;
}

.sidebar-user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.sidebar-user-details {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.3);
    text-transform: capitalize;
}

.sidebar-logout-btn {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: none;
    color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.2s;
    flex-shrink: 0;
}
.sidebar-logout-btn:hover {
    border-color: var(--danger-color);
    color: var(--danger-color);
    background: rgba(239, 68, 68, 0.1);
}