/* 全局样式：复古、柔和、有点旧旧的味道 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background: #f5efe7;  /* 温暖米白底 */
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Serif SC", "Times New Roman", Georgia, serif;
            color: #4a3b2c;
            line-height: 1.6;
            padding: 2rem 1rem;
        }

        /* 整体容器，像一张旧信纸 */
        .container {
            max-width: 760px;
            margin: 0 auto;
            background: rgba(255, 253, 245, 0.9);
            border-radius: 32px;
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.05), 0 0 0 1px #ede3d4 inset;
            padding: 2rem 1.8rem;
            transition: all 0.2s ease;
        }

        /* 樱花色的小装饰 */
        .sakura-line {
            text-align: center;
            font-size: 1.2rem;
            letter-spacing: 6px;
            color: #e6bf9e;
            margin-bottom: 1rem;
        }

        /* 主标题 —— 类似旧时光博客的感觉 */
        .blog-title {
            font-size: 2.2rem;
            text-align: center;
            font-weight: 500;
            letter-spacing: 2px;
            color: #7c5f4b;
            border-bottom: 1px dashed #e2cfb6;
            display: inline-block;
            width: auto;
            margin: 0 auto 0.5rem;
            padding-bottom: 6px;
        }
        .title-wrapper {
            text-align: center;
            margin-bottom: 1.8rem;
        }
        .sub {
            text-align: center;
            font-size: 0.75rem;
            color: #b59174;
            margin-top: 6px;
            font-family: monospace;
        }

        /* 神秘卡片区：复刻“密码为顶部文字”的小趣味 */
        .secret-card {
            background: #fef7e8;
            border-radius: 24px;
            padding: 1.2rem 1rem;
            margin: 2rem 0;
            text-align: center;
            border: 1px solid #f0e1ce;
            box-shadow: 0 4px 6px rgba(0,0,0,0.02);
        }
        .secret-hint {
            font-size: 0.85rem;
            color: #b6744c;
            background: #fff0e0;
            display: inline-block;
            padding: 0.2rem 1rem;
            border-radius: 40px;
            letter-spacing: 1px;
        }
        .secret-password {
            font-family: monospace;
            font-size: 1.3rem;
            font-weight: bold;
            margin: 0.6rem 0 0.2rem;
            color: #8b5a2e;
            word-break: break-all;
            background: #fff4e8;
            display: inline-block;
            padding: 0.2rem 1rem;
            border-radius: 32px;
        }
        .secret-note {
            font-size: 0.75rem;
            color: #bd9a7a;
            margin-top: 0.5rem;
        }

        /* 欢迎文字块：有点诗意和少女心 */
        .welcome-text {
            margin: 1.8rem 0;
            padding: 0.4rem 0;
        }
        .greeting {
            font-size: 1rem;
            color: #b1624b;
            letter-spacing: 1px;
        }
        .sentence {
            font-style: normal;
            background: #fef3e9;
            padding: 0.6rem 1.2rem;
            border-radius: 28px;
            margin: 0.8rem 0;
            font-size: 0.95rem;
            color: #6e4e34;
            border-left: 4px solid #e7c6a7;
        }

        /* 站点状态 + 友链区域（占位符，清新简洁） */
        .info-grid {
            background: #fcf7f0;
            border-radius: 28px;
            padding: 1.2rem 1rem;
            margin: 2rem 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.85rem;
            border: 1px solid #efe0cf;
        }
        .info-item {
            background: white;
            padding: 0.3rem 0.9rem;
            border-radius: 40px;
            color: #886e54;
            box-shadow: 0 1px 2px rgba(0,0,0,0.02);
        }
        .friend-link-area {
            text-align: center;
            margin: 1.8rem 0 1rem;
            padding-top: 0.5rem;
            border-top: 1px dashed #e7cfb9;
        }
        .friend-btn {
            display: inline-block;
            background: #fff1e4;
            padding: 0.4rem 1.4rem;
            border-radius: 60px;
            color: #b46942;
            font-size: 0.85rem;
            text-decoration: none;
            border: 1px solid #e0cbb4;
            transition: 0.2s;
            cursor: pointer;
        }
        .friend-btn:hover {
            background: #f7e5d4;
            border-color: #c99e78;
        }
        .friend-note {
            font-size: 0.7rem;
            margin-top: 10px;
            color: #b28b6c;
        }

        /* 歌词风格句子 —— 致敬原站的少女狙击手 */
        .lyric-block {
            background: #fffbf5;
            border-radius: 32px;
            padding: 1.2rem;
            margin: 1.5rem 0;
            text-align: center;
            font-size: 0.85rem;
            color: #9a745a;
            font-style: italic;
        }

        footer {
            text-align: center;
            font-size: 0.7rem;
            color: #cfb79b;
            margin-top: 2rem;
            padding-top: 0.5rem;
            border-top: 1px solid #f0e0ce;
        }

        /* 让手机更好看 */
        @media (max-width: 550px) {
            .container {
                padding: 1.5rem;
            }
            .blog-title {
                font-size: 1.7rem;
            }
        }

        /* ========== 新增文章页样式（与主页风格融合） ========== */
.article-header {
    text-align: center;
    margin-bottom: 2rem;
}
.article-header h1 {
    font-size: 2rem;
    color: #7c5f4b;
    border-bottom: 1px dashed #e2cfb6;
    display: inline-block;
    padding-bottom: 0.3rem;
}
.article-meta {
    font-size: 0.85rem;
    color: #b59174;
    margin-top: 0.5rem;
}
.toc {
    background: #fcf7f0;
    padding: 1rem 1.5rem;
    border-radius: 28px;
    margin: 1.5rem 0;
    border: 1px solid #efe0cf;
}
.toc ul {
    list-style: none;
    padding-left: 0;
}
.toc li {
    padding: 0.2rem 0;
    border-bottom: 1px dotted #ede3d4;
}
.toc a {
    text-decoration: none;
    color: #7c5f4b;
    cursor: pointer;
}
.toc a:hover {
    color: #b46942;
}
.chapter {
    background: #fffbf5;
    border-radius: 24px;
    padding: 0.8rem 1.2rem;
    margin: 1.2rem 0;
    border-left: 4px solid #e7c6a7;
    transition: all 0.2s;
}
.chapter-title {
    font-size: 1.2rem;
    font-weight: 500;
    color: #7c5f4b;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.chapter-title .toggle-icon {
    font-size: 1rem;
    color: #b59174;
}
.chapter-content {
    margin-top: 0.8rem;
    font-size: 0.95rem;
    color: #4a3b2c;
    line-height: 1.8;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
.chapter-content.collapsed {
    max-height: 0 !important;
    margin-top: 0;
}
.progress-bar {
    position: sticky;
    top: 0;
    width: 100%;
    height: 4px;
    background: #ede3d4;
    border-radius: 4px;
    margin: 1rem 0 0.5rem;
    overflow: hidden;
    z-index: 10;
}
.progress-fill {
    height: 100%;
    width: 0%;
    background: #e7c6a7;
    transition: width 0.2s;
}
.back-link {
    display: inline-block;
    margin-top: 2rem;
    color: #b46942;
    text-decoration: none;
    border-bottom: 1px dotted #e0cbb4;
}
.back-link:hover {
    color: #8b5a2e;
}