/**
 * XNForums 前端样式
 * 
 * @package XNForums
 * @since 1.0.0
 */

/* 基础样式 */
.xnforums-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.xnforums-forum-list {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.xnforums-forum-item {
    display: flex;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
    transition: background-color 0.2s ease;
}

.xnforums-forum-item:last-child {
    border-bottom: none;
}

.xnforums-forum-item:hover {
    background-color: #f8f9fa;
}

.xnforums-forum-visual {
    width: 60px;
    height: 60px;
    margin-right: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: #f8f9fa;
    overflow: hidden;
}

.xnforums-forum-visual img {
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
}

.xnforums-forum-visual .forum-icon {
    font-size: 24px;
    color: #6c757d;
}

.xnforums-forum-info {
    flex: 1;
}

.xnforums-forum-title {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 5px;
    text-decoration: none;
}

.xnforums-forum-title:hover {
    color: #3498db;
}

.xnforums-forum-description {
    color: #6c757d;
    font-size: 14px;
    line-height: 1.4;
    margin-bottom: 8px;
}

.xnforums-forum-meta {
    font-size: 12px;
    color: #95a5a6;
}

.xnforums-forum-meta span {
    margin-right: 15px;
}

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

.xnforums-btn {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.xnforums-btn-primary {
    background-color: #3498db;
    color: white;
}

.xnforums-btn-primary:hover {
    background-color: #2980b9;
    color: white;
}

.xnforums-btn-secondary {
    background-color: #95a5a6;
    color: white;
}

.xnforums-btn-secondary:hover {
    background-color: #7f8c8d;
    color: white;
}

.xnforums-btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

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

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

/* 表单样式 */
.xnforums-form-group {
    margin-bottom: 20px;
}

.xnforums-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
}

.xnforums-input,
.xnforums-textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 14px;
    line-height: 1.5;
}

.xnforums-textarea {
    resize: vertical;
    min-height: 120px;
}

.xnforums-input:focus,
.xnforums-textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.xnforums-form-actions {
    text-align: right;
    margin-top: 20px;
}

/* 消息样式 */
.xnforums-message {
    margin: 20px 0;
    padding: 15px;
    border-radius: 6px;
    font-weight: 500;
}

.xnforums-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

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

.xnforums-message.info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* 分页样式 */
.xnforums-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 30px 0;
    gap: 5px;
}

.xnforums-pagination a,
.xnforums-pagination span {
    display: inline-block;
    padding: 8px 12px;
    border: 1px solid #ddd;
    text-decoration: none;
    color: #333;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.xnforums-pagination a:hover {
    background-color: #007cba;
    color: white;
    border-color: #007cba;
}

.xnforums-pagination .current {
    background-color: #007cba;
    color: white;
    border-color: #007cba;
}

.xnforums-pagination .disabled {
    color: #999;
    cursor: not-allowed;
}

/* 加载状态 */
.xnforums-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #007cba;
    border-radius: 50%;
    animation: xnforums-spin 1s linear infinite;
}

@keyframes xnforums-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .xnforums-forum-item {
        flex-direction: column;
        text-align: center;
    }
    
    .xnforums-forum-visual {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .xnforums-forum-actions {
        margin-top: 15px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .xnforums-title {
        font-size: 1.8em;
    }
    
    .xnforums-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    .xnforums-form {
        padding: 15px;
    }
}

/* 工具类 */
.xnforums-text-center {
    text-align: center;
}

.xnforums-text-left {
    text-align: left;
}

.xnforums-text-right {
    text-align: right;
}

.xnforums-mt-10 {
    margin-top: 10px;
}

.xnforums-mt-20 {
    margin-top: 20px;
}

.xnforums-mb-10 {
    margin-bottom: 10px;
}

.xnforums-mb-20 {
    margin-bottom: 20px;
}

.xnforums-ml-10 {
    margin-left: 10px;
}

.xnforums-mr-10 {
    margin-right: 10px;
}

.xnforums-pt-10 {
    padding-top: 10px;
}

.xnforums-pt-20 {
    padding-top: 20px;
}

.xnforums-pb-10 {
    padding-bottom: 10px;
}

.xnforums-pb-20 {
    padding-bottom: 20px;
}

.xnforums-pl-10 {
    padding-left: 10px;
}

.xnforums-pr-10 {
    padding-right: 10px;
}

/* 隐藏元素 */
.xnforums-hidden {
    display: none !important;
}

.xnforums-visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* 清除浮动 */
.xnforums-clearfix::after {
    content: "";
    display: table;
    clear: both;
}

/* 文本截断 */
.xnforums-text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 卡片样式 */
.xnforums-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.xnforums-card-header {
    padding: 20px;
    border-bottom: 1px solid #eee;
    background-color: #f8f9fa;
}

.xnforums-card-body {
    padding: 20px;
}

.xnforums-card-footer {
    padding: 15px 20px;
    border-top: 1px solid #eee;
    background-color: #f8f9fa;
}

/* 标签样式 */
.xnforums-tag {
    display: inline-block;
    padding: 4px 8px;
    background-color: #e9ecef;
    color: #495057;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    margin-right: 5px;
    margin-bottom: 5px;
}

.xnforums-tag-primary {
    background-color: #007cba;
    color: white;
}

.xnforums-tag-success {
    background-color: #28a745;
    color: white;
}

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

.xnforums-tag-danger {
    background-color: #dc3545;
    color: white;
}

/* 徽章样式 */
.xnforums-badge {
    display: inline-block;
    padding: 2px 6px;
    font-size: 11px;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 10px;
}

.xnforums-badge-primary {
    background-color: #007cba;
    color: white;
}

.xnforums-badge-success {
    background-color: #28a745;
    color: white;
}

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

.xnforums-badge-danger {
    background-color: #dc3545;
    color: white;
}

/* 表格样式 */
.xnforums-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

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

.xnforums-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #333;
}

.xnforums-table tr:hover {
    background-color: #f8f9fa;
}

/* 列表样式 */
.xnforums-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.xnforums-list-item {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.xnforums-list-item:last-child {
    border-bottom: none;
}

.xnforums-list-item:hover {
    background-color: #f8f9fa;
}

/* 模态框样式 */
.xnforums-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.xnforums-modal.show {
    display: block;
}

.xnforums-modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 20px;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    position: relative;
}

.xnforums-modal-header {
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.xnforums-modal-title {
    margin: 0;
    font-size: 1.2em;
    font-weight: 600;
}

.xnforums-modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    color: #999;
}

.xnforums-modal-close:hover {
    color: #333;
}

.xnforums-modal-body {
    margin-bottom: 20px;
}

.xnforums-modal-footer {
    text-align: right;
    border-top: 1px solid #eee;
    padding-top: 15px;
}

.xnforums-modal-footer .xnforums-btn {
    margin-left: 10px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .xnforums-container {
        padding: 10px;
    }
    
    .xnforums-forum-item {
        flex-direction: column;
        text-align: center;
    }
    
    .xnforums-forum-visual {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .xnforums-forum-actions {
        margin-top: 15px;
        justify-content: center;
    }
}