body {
    background: #f8f9fa;
    overflow-x: hidden;
}

.dashboard-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar-title {
    padding: 10px 20px;
    font-size: 12px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.6);
    margin-top: 10px;
    letter-spacing: 0.5px;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: #0d47a1;
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1040;
    transition: all 0.3s ease;
    overflow-y: auto;
}

.sidebar.collapsed {
    width: 78px;
}

.sidebar-header {
    padding: 18px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.sidebar-header h4 {
    margin: 0;
    font-size: 20px;
    color: #fff;
}

.sidebar-header small {
    color: rgba(255,255,255,0.8);
}

.sidebar-menu {
    list-style: none;
    margin: 0;
    padding: 15px 0;
}

.sidebar-menu li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    color: #fff;
    text-decoration: none;
    transition: 0.2s ease;
    font-weight: 500;
}

.sidebar-menu li a:hover,
.sidebar-menu li a.active {
    background: rgba(255,255,255,0.15);
    color: #ffeb3b;
}

.sidebar.collapsed .sidebar-header h4,
.sidebar.collapsed .sidebar-header small,
.sidebar.collapsed .sidebar-menu span {
    display: none;
}

.sidebar.collapsed .sidebar-menu li a {
    justify-content: center;
    padding: 14px 10px;
}

.sidebar.collapsed .sidebar-menu li a i {
    margin: 0;
    font-size: 18px;
}

/* Main content */
.main-content {
    margin-left: 260px;
    width: calc(100% - 260px);
    transition: all 0.3s ease;
    min-height: 100vh;
}

.main-content.expanded {
    margin-left: 78px;
    width: calc(100% - 78px);
}

/* Content top bar */
.content-topbar {
    background: #ffffff;
    border-bottom: 1px solid #dee2e6;
    padding: 14px 20px;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.content-body {
    padding: 20px;
}

/* Cards */
.card {
    border: none;
    border-radius: 12px;
}

/* Mobile overlay */
.sidebar-overlay {
    display: none;
}

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
        width: 260px;
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .main-content,
    .main-content.expanded {
        margin-left: 0;
        width: 100%;
    }

    .sidebar-overlay.show {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.4);
        z-index: 1035;
    }
}