* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    display: flex;
    background-color: #f5f5f5;
}

.sidebar {
    width: 220px;
    min-height: 100vh;
    background-color: white;
    border-right: 1px solid #e0e0e0;
    padding: 20px 0;
}

.logo-container {
    display: flex;
    align-items: center;
    padding: 0 20px 20px;
    border-bottom: 1px solid #f0f0f0;
    margin-bottom: 20px;
}

.logo {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-text {
    font-size: 18px;
    font-weight: bold;
    color: #333;
}

.nav-item {
    padding: 12px 20px;
    display: flex;
    align-items: center;
    cursor: pointer;
    color: #666;
    text-decoration: none;
}

.nav-item.active {
    background-color: #f0f7ff;
    color: #1976d2;
    border-left: 3px solid #1976d2;
}

.nav-item i {
    margin-right: 10px;
    font-size: 18px;
}

.main-content {
    flex: 1;
    padding: 20px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background-color: white;
    border-bottom: 1px solid #e0e0e0;
}

.breadcrumb {
    display: flex;
    align-items: center;
}

.breadcrumb a {
    color: #666;
    text-decoration: none;
    margin-right: 5px;
}

.breadcrumb span {
    margin: 0 5px;
    color: #999;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 24px;
}

.user-info .notification {
    margin-right: 15px;
    color: #f5a623;
    font-size: 18px;
}

.user-info .user {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.user-info .user:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.user-info .user-name {
    font-weight: 500;
    color: #333;
}

.user-info .user-role {
    font-size: 0.8rem;
    color: #666;
}

.user-info .more-options {
    margin-left: 10px;
    color: #999;
    cursor: pointer;
}

.content-container {
    background-color: white;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-top: 20px;
    padding: 20px;
}

.footer {
    display: flex;
    justify-content: space-between;
    padding: 15px 20px;
    color: #999;
    font-size: 12px;
    margin-top: 20px;
}

.footer a {
    color: #999;
    text-decoration: none;
    margin-right: 15px;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

.btn-primary {
    background-color: #1976d2;
    color: white;
}

.btn-secondary {
    background-color: #f5f5f5;
    color: #333;
    border: 1px solid #ddd;
}

.form-group {
    margin-bottom: 15px;
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th, table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

table th {
    background-color: #f9f9f9;
    font-weight: bold;
    color: #333;
}

.logout-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border: 1px solid #eee;
    border-radius: 4px;
    background-color: #fff;
    color: #666;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.logout-button:hover {
    background-color: #dc3545;
    color: #fff;
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.2);
}

.logout-button:active {
    transform: translateY(1px);
    box-shadow: 0 2px 4px rgba(220, 53, 69, 0.2);
}

.logout-button i {
    font-size: 16px;
}

.logout-button span {
    font-weight: 500;
}