/* 管理后台样式 */

/* 通用样式 */
.admin-body {
    background-color: #f5f7fa;
    min-height: 100vh;
}

/* 登录页样式 */
.admin-login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.admin-login-box {
    background-color: var(--light-text);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    padding: 40px;
    width: 100%;
    max-width: 450px;
}

.admin-logo {
    text-align: center;
    margin-bottom: 30px;
}

.admin-logo h1 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 5px;
}

.admin-logo h1 span {
    color: var(--accent-color);
}

.admin-logo p {
    color: #777;
    font-size: 1rem;
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
}

.input-with-icon input {
    padding-left: 40px;
}

.admin-login-btn {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    margin-top: 10px;
}

.admin-login-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9rem;
}

/* 管理后台布局 */
.admin-container {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 250px;
    background-color: #2c3e50;
    color: #ecf0f1;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    transition: all 0.3s ease;
    z-index: 1000;
}

.admin-sidebar.collapsed {
    width: 70px;
}

.admin-logo-small {
    padding: 20px 15px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-logo-small h2 {
    font-size: 1.2rem;
    margin-left: 10px;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity 0.3s ease;
}

.collapsed .admin-logo-small h2 {
    opacity: 0;
    width: 0;
}

.admin-menu {
    padding: 15px 0;
}

.admin-menu-item {
    padding: 12px 15px;
    display: flex;
    align-items: center;
    color: #ecf0f1;
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.admin-menu-item:hover, 
.admin-menu-item.active {
    background-color: rgba(255, 255, 255, 0.05);
    border-left-color: var(--accent-color);
}

.admin-menu-item i {
    font-size: 1.2rem;
    min-width: 25px;
    text-align: center;
}

.admin-menu-item span {
    margin-left: 10px;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity 0.3s ease;
}

.collapsed .admin-menu-item span {
    opacity: 0;
    width: 0;
}

.admin-main-content {
    flex: 1;
    margin-left: 250px;
    padding: 20px;
    transition: all 0.3s ease;
}

.collapsed + .admin-main-content {
    margin-left: 70px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--light-text);
    padding: 15px 20px;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    margin-bottom: 20px;
}

.toggle-sidebar {
    background: none;
    border: none;
    color: #666;
    font-size: 1.3rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.toggle-sidebar:hover {
    color: var(--primary-color);
}

.admin-user-dropdown {
    position: relative;
}

.admin-user-btn {
    display: flex;
    align-items: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.admin-user-btn:hover {
    background-color: #f5f5f5;
}

.admin-user-btn img {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    margin-right: 10px;
}

.admin-user-btn span {
    color: #444;
    font-weight: 600;
}

.admin-user-btn i {
    margin-left: 5px;
    color: #777;
}

.admin-user-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--light-text);
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    min-width: 180px;
    display: none;
    z-index: 100;
}

.admin-user-menu.active {
    display: block;
}

.admin-user-menu a {
    display: block;
    padding: 10px 15px;
    color: #444;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.admin-user-menu a:hover {
    background-color: #f5f5f5;
}

.admin-user-menu a i {
    margin-right: 10px;
    color: #777;
}

.admin-card {
    background-color: var(--light-text);
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    padding: 20px;
    margin-bottom: 20px;
}

.admin-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.admin-card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

.admin-btn {
    background-color: var(--primary-color);
    color: var(--light-text);
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
}

.admin-btn i {
    margin-right: 5px;
}

.admin-btn:hover {
    background-color: #0e6396;
}

.admin-btn.danger {
    background-color: #e74c3c;
}

.admin-btn.danger:hover {
    background-color: #c0392b;
}

.admin-btn.success {
    background-color: #2ecc71;
}

.admin-btn.success:hover {
    background-color: #27ae60;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.stat-card {
    background-color: var(--light-text);
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.stat-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.stat-card-title {
    color: #777;
    font-size: 0.9rem;
}

.stat-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.3rem;
    color: var(--light-text);
}

.stat-card-icon.blue {
    background-color: var(--primary-color);
}

.stat-card-icon.orange {
    background-color: var(--accent-color);
}

.stat-card-icon.green {
    background-color: #2ecc71;
}

.stat-card-icon.purple {
    background-color: #9b59b6;
}

.stat-card-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: #444;
    margin-bottom: 5px;
}

.stat-card-description {
    font-size: 0.85rem;
    color: #777;
    display: flex;
    align-items: center;
}

.stat-card-description.positive {
    color: #2ecc71;
}

.stat-card-description.negative {
    color: #e74c3c;
}

.stat-card-description i {
    margin-right: 5px;
}

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

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

.admin-table th {
    font-weight: 600;
    color: #555;
    background-color: #f9f9f9;
}

.admin-table tr:hover {
    background-color: #f5f7fa;
}

.admin-table td .actions {
    display: flex;
    gap: 10px;
}

.admin-table .action-btn {
    background: none;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.admin-table .edit-btn {
    color: var(--primary-color);
}

.admin-table .delete-btn {
    color: #e74c3c;
}

.admin-table .view-btn {
    color: #3498db;
}

.admin-pagination {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.admin-pagination button {
    background-color: #f5f5f5;
    border: 1px solid #ddd;
    color: #555;
    padding: 8px 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.admin-pagination button:hover {
    background-color: #eee;
}

.admin-pagination button.active {
    background-color: var(--primary-color);
    color: var(--light-text);
    border-color: var(--primary-color);
}

.admin-form-group {
    margin-bottom: 20px;
}

.admin-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #444;
}

.admin-form-group input,
.admin-form-group textarea,
.admin-form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.admin-form-group input:focus,
.admin-form-group textarea:focus,
.admin-form-group select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(19, 135, 192, 0.1);
}

.admin-form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.admin-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-top: 30px;
}

/* 响应式设计 */
@media screen and (max-width: 992px) {
    .admin-sidebar {
        transform: translateX(-100%);
        position: fixed;
        z-index: 1100;
    }
    
    .admin-sidebar.active {
        transform: translateX(0);
    }
    
    .admin-main-content {
        margin-left: 0;
    }
    
    .collapsed + .admin-main-content {
        margin-left: 0;
    }
    
    .admin-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .admin-stats {
        grid-template-columns: 1fr;
    }
    
    .admin-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .admin-table {
        display: block;
        overflow-x: auto;
    }
    
    .admin-form-actions {
        flex-direction: column;
    }
    
    .admin-form-actions button {
        width: 100%;
    }
}