* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 15px 0;
}

.header-inner {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: bold;
    color: #007bff;
}

.logo-icon {
    font-size: 28px;
}

.header-actions {
    display: flex;
    gap: 10px;
}

.btn {
    display: inline-block;
    padding: 8px 16px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
    font-size: 14px;
}

.btn-outline {
    background-color: transparent;
    color: #007bff;
    border: 1px solid #007bff;
}

.btn-block {
    width: 100%;
    text-align: center;
}

.btn-sm {
    padding: 4px 8px;
    font-size: 12px;
}

.btn-success {
    background-color: #28a745;
}

.btn-danger {
    background-color: #dc3545;
}

.btn-warning {
    background-color: #ffc107;
    color: #212529;
}

.page-header {
    text-align: center;
    margin: 30px 0;
}

.page-header h1 {
    font-size: 28px;
    margin-bottom: 10px;
}

.page-header p {
    color: #666;
}

.nav-section, .user-section, .admin-section {
    background-color: #fff;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.section-header h2 {
    font-size: 20px;
    color: #333;
    border-left: 4px solid #007bff;
    padding-left: 10px;
}

.count {
    color: #666;
    font-size: 14px;
    background-color: #f0f0f0;
    padding: 4px 8px;
    border-radius: 12px;
}

.more {
    color: #666;
    text-decoration: none;
    font-size: 14px;
}

.nav-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background-color: #fafafa;
    border-radius: 8px;
    text-decoration: none;
    color: inherit;
    transition: background-color 0.2s;
}

.nav-item:hover {
    background-color: #f0f0f0;
}

.nav-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    overflow: hidden;
    background-color: #007bff;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
}

.nav-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.icon-placeholder {
    text-transform: uppercase;
}

.nav-info h3 {
    font-size: 18px;
    margin-bottom: 5px;
}

.nav-info p {
    color: #666;
    font-size: 14px;
}

.nav-meta, .nav-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.status {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.status-pending {
    background-color: #ffc107;
    color: #212529;
}

.status-approved {
    background-color: #28a745;
    color: #fff;
}

.status-rejected {
    background-color: #dc3545;
    color: #fff;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 20px;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.avatar-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.profile-info h2 {
    font-size: 24px;
    margin-bottom: 5px;
}

.profile-info p {
    color: #666;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.form-group small {
    color: #666;
    font-size: 12px;
}

.auth-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 30px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.auth-container h1 {
    text-align: center;
    margin-bottom: 30px;
}

.auth-link {
    text-align: center;
    margin-top: 20px;
}

.auth-link a {
    color: #007bff;
    text-decoration: none;
}

.alert {
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
}

.alert.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.empty {
    text-align: center;
    color: #666;
    padding: 30px;
}

.user-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.user-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background-color: #fafafa;
    border-radius: 8px;
}

.user-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-info h4 {
    font-size: 16px;
    margin-bottom: 5px;
}

.user-info p {
    color: #666;
    font-size: 12px;
}