/* Reset & Base */
body {
    margin: 0;
    padding: 0;
    display: flex;
    height: 100vh;
    overflow: hidden;
    background-color: #fdfdfd;
    color: #212529;
    font-family: 'Segoe UI', sans-serif;
}

/* Logo */
.sidebar-logo {
    max-height: 50px;
    height: auto;
    width: auto;
}

/* Sidebar */
.sidebar,
#mobileSidebar {
    width: 250px;
    background-color: #f8f9fa;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    overflow-y: auto;
    z-index: 1000;
    border-right: 1px solid #dee2e6;
    transition: transform 0.3s ease;
}

.sidebar.collapsed {
    transform: translateX(-250px);
}

/* Sidebar Toggle Button */
.sidebar-toggle-btn {
    position: fixed;
    top: 10px;
    z-index: 1010;
    transition: left 0.3s ease;
}

body:not(.sidebar-collapsed) .sidebar-toggle-btn {
    left: 258px; /* 250px + 8px margin */
}

body.sidebar-collapsed .sidebar-toggle-btn {
    left: 10px;
}

/* Main Content */
.main-content {
    margin-left: 250px;
    width: calc(100% - 250px);
    overflow-y: auto;
    padding-top: 60px;
    padding-bottom: 1rem; /* Remove bottom spacing to avoid pushing content above footer */
    background-color: #ffffff;
    transition: margin-left 0.3s ease, width 0.3s ease;
}

.sidebar.collapsed ~ .main-content {
    margin-left: 0;
    width: 100%;
}

/* Navbar */
nav.navbar {
    position: fixed;
    top: 0;
    left: 250px;
    right: 0;
    height: 60px;
    z-index: 1030;
    background-color: #ffffff;
    border-bottom: 1px solid #dee2e6;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    transition: left 0.3s ease;
}

.sidebar.collapsed ~ .main-content nav.navbar {
    left: 0;
}

/* Footer */
footer {
    position: fixed;
    bottom: 0;
    left: 250px;
    right: 0;
    background-color: #ffffff;
    color: #6c757d;
    text-align: center;
    padding: 0.75rem 0;
    z-index: 1020;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.05);
    transition: left 0.3s ease;
}

.sidebar.collapsed ~ .main-content footer {
    left: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-250px);
    }

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

    .main-content {
        margin-left: 0;
        width: 100%;
        padding-top: 60px;
    }

    nav.navbar {
        left: 0 !important;
        width: 100% !important;
        height: 60px;
    }

    footer {
        left: 0 !important;
    }

    .sidebar-toggle-btn {
        left: 10px;
        margin-left: 0;
    }
}