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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background: linear-gradient(135deg, #ff2442 0%, #ff6b9d 100%);
    color: white;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
}

.search-box {
    display: flex;
    gap: 10px;
    flex: 1;
    max-width: 500px;
}

.search-input {
    flex: 1;
    padding: 10px 15px;
    border: none;
    border-radius: 25px;
    font-size: 14px;
    outline: none;
}

.search-btn {
    padding: 10px 25px;
    background: white;
    color: #ff2442;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
}

.search-btn:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

/* 笔记列表样式 */
.note-list-container {
    padding: 30px 0;
}

.notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.note-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: all 0.3s;
}

.note-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.note-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: #f0f0f0;
}

.note-card-content {
    padding: 15px;
}

.note-card-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #333;
}

.note-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #999;
    margin-top: 10px;
}

.note-card-user {
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

.note-card-stats {
    display: flex;
    gap: 15px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.pagination button {
    padding: 8px 16px;
    border: 1px solid #ddd;
    background: white;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
}

.pagination button:hover:not(:disabled) {
    background: #ff2442;
    color: white;
    border-color: #ff2442;
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination .page-info {
    padding: 8px 16px;
    color: #666;
}

/* 笔记详情样式 */
.note-detail-container {
    padding: 30px 0;
}

.back-btn {
    padding: 10px 20px;
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    cursor: pointer;
    margin-bottom: 20px;
    font-size: 14px;
    transition: all 0.3s;
}

.back-btn:hover {
    background: #f5f5f5;
    border-color: #ff2442;
    color: #ff2442;
}

.detail-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.note-detail {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.note-detail-header {
    margin-bottom: 20px;
}

.note-detail-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #333;
}

.note-detail-user {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.note-detail-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.note-detail-user-info {
    flex: 1;
}

.note-detail-username {
    font-weight: bold;
    color: #333;
}

.note-detail-stats {
    display: flex;
    gap: 20px;
    padding: 15px 0;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    margin: 20px 0;
}

.detail-stat-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #666;
    font-size: 14px;
}

.note-detail-images {
    margin: 20px 0;
}

.note-detail-image {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 10px;
    object-fit: cover;
}

.note-detail-keywords {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.keyword-tag {
    display: inline-block;
    padding: 4px 12px;
    background: #ffeef0;
    color: #ff2442;
    border-radius: 12px;
    font-size: 12px;
    margin-right: 8px;
    margin-bottom: 8px;
}

/* 评论侧边栏样式 */
.comments-sidebar {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    position: sticky;
    top: 100px;
}

.comments-title {
    font-size: 18px;
    margin-bottom: 20px;
    color: #333;
    border-bottom: 2px solid #ff2442;
    padding-bottom: 10px;
}

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

.comment-item {
    padding: 15px;
    background: #f9f9f9;
    border-radius: 8px;
    border-left: 3px solid #ff2442;
    transition: all 0.3s;
}

.comment-item:hover {
    background: #f0f0f0;
    transform: translateX(5px);
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.comment-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.comment-user-info {
    flex: 1;
}

.comment-username {
    font-weight: bold;
    font-size: 14px;
    color: #333;
}

.comment-location {
    font-size: 12px;
    color: #999;
}

.comment-content {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 10px;
}

.comment-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #999;
}

.comment-likes {
    display: flex;
    align-items: center;
    gap: 4px;
}

.load-more-btn {
    width: 100%;
    padding: 12px;
    margin-top: 20px;
    background: #ff2442;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}

.load-more-btn:hover {
    background: #e01e3c;
    transform: translateY(-2px);
}

/* 加载状态 */
.loading {
    text-align: center;
    padding: 40px;
    color: #999;
    font-size: 16px;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .detail-layout {
        grid-template-columns: 1fr;
    }

    .comments-sidebar {
        position: static;
        max-height: none;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
    }

    .search-box {
        max-width: 100%;
        width: 100%;
    }

    .notes-grid {
        grid-template-columns: 1fr;
    }

    .note-detail {
        padding: 20px;
    }

    .note-detail-title {
        font-size: 20px;
    }
}