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

*:focus {
    outline: none !important;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: #E2E2E2;
    min-height: 100vh;
    padding: 0;
    display: flex;
    color: #333;
}

.left-area {
    width: 240px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}

.left-area > .float-box:first-child {
    border-top: none;
}

.float-box.author-card {
    border-top: none;
    position: sticky;
    top: 0px;
}

.float-box {
    background: #fff;
    border: 1px solid #ddd;
    padding: 20px;
}

.float-box h3 {
    font-size: 16px;
    color: #333;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid #ddd;
}

.float-box p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

.float-box ul {
    list-style: none;
    padding: 0;
}

.float-box ul li {
    padding: 6px 0;
    color: #555;
    font-size: 14px;
    border-radius: 4px;
}

.brand-header {
    background: #0078d7;
    margin: -20px -21px 16px -20px;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.brand-name {
    text-align: center;
    font-size: 22px;
    font-weight: bold;
    color: #fff;
}

.brand-subtitle {
    text-align: center;
    font-size: 12px;
    color: rgba(255,255,255,0.7);
    margin-top: 12px;
    margin-bottom: 0;
}

.nav-menu {
    list-style: none;
    padding: 0;
    margin: 0 -20px -4px -20px;
}

.nav-menu li {
    padding: 0 !important;
    border-radius: 0 !important;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.nav-menu li a {
    display: block;
    padding: 6px 20px;
    color: #555;
    font-size: 14px;
    text-decoration: none;
    outline: none;
}

.nav-menu li .fa {
    margin-right: 8px;
    width: 16px;
    text-align: center;
}

.nav-menu li:hover {
    background: #f5f5f5;
}

.nav-menu li.active {
    background: #e8e8e8;
}
.site-author-image {
    display: block;
    margin: 0 auto;
    border: 1px solid #eee;
    max-width: 120px;
    padding: 2px;
}

.site-author-name {
    text-align: center;
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin: 10px 0 4px 0;
}

.site-author-bio {
    text-align: center;
    font-size: 12px;
    color: #999;
}

.site-state {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    line-height: 1.4;
    margin-top: 14px;
}

.site-state-item {
    padding: 0 15px;
    text-align: center;
    text-decoration: none;
    color: inherit;
}

.site-state-item-count {
    display: block;
    font-size: 1em;
    font-weight: 600;
}

.site-state-item-name {
    color: #999;
    font-size: 0.8125em;
}

.view-page-title {
    text-align: center;
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
}

.right-area {
    flex: 1;
    background: #fff;
    border: 1px solid #F4F4F4;
    border-left: none;
    border-top: 2px solid #0078d7;
    padding: 7px 20px 20px 20px;
    position: relative;
}

.right-area h2 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
}

.right-area .content-placeholder {
    color: #666;
    font-size: 15px;
    line-height: 1.8;
}

.footer-bar {
    position: fixed;
    bottom: 0;
    left: 240px;
    right: 0;
    height: 44px;
    background: #F4F4F4;
    border-top: 2px solid #999;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.footer-bar p {
    color: #666;
    font-size: 12px;
    margin: 0;
}

.footer-bar a {
    color: #225573;
    text-decoration: none;
}

/* ========== 标签 ========== */
.post-tags {
    display: flex;
    gap: 1px;
    flex-shrink: 0;
}

.post-tag {
    font-size: 10px;
    color: #555;
    background: #f5f5f5;
    padding: 0 5px;
    line-height: 1.6;
}

.tag-bar {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 7px;
}

.tag-heading {
    font-size: 16px;
    font-weight: bold;
    color: #333;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 4px;
}

.tag-heading .fa {
    font-size: 12px;
    width: 14px;
    text-align: center;
    color: #aaa;
}

.colorfultags {
    list-style: none;
    padding: 0;
    margin: 0 0 7px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1px;
}

.colorfultags li {
    padding: 0;
}

.colorfultags a {
    display: inline-block;
    padding: 2px 8px;
    font-size: 12px;
    line-height: 1.8;
    color: #555;
    background: #f5f5f5;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
}

.colorfultags a:hover {
    background: #333;
    color: #fff;
}

/* ========== 分割线 ========== */
.tag-divider {
    border: none;
    border-top: 1px solid #e6e6e6;
    margin: 0 0 7px 0;
}

/* ========== 笔记列表 ========== */
.note-year {
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin-bottom: 6px;
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    gap: 4px;
}

.note-year:hover {
    color: #0078d7;
}

.year-count {
    font-size: 11px;
    font-weight: normal;
    color: #555;
    background: #f5f5f5;
    padding: 1px 6px;
    line-height: 1.6;
}

.year-arrow:not(.expanded) {
    transform: rotate(-90deg);
}

.year-arrow {
    font-size: 14px;
    width: 14px;
    text-align: center;
    transition: transform 0.2s;
}

.note-list ul {
    list-style: none;
    padding: 0 0 0 18px;
    margin: 0 0 16px 0;
    display: none;
}

.note-list ul.expanded {
    display: block;
}

.note-list ul li {
    padding: 2px 0;
}

.note-list ul li a {
    font-size: 14px;
    color: #555;
    text-decoration: none;
    transition: color 0.15s;
    display: flex;
    align-items: baseline;
    font-variant-numeric: tabular-nums;
}

/* ========== 手机端顶部菜单栏 ========== */
.mobile-menu-bar {
    display: none;
}

.mobile-menu-btn,
.mobile-search-btn {
    display: none;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    padding: 0 4px;
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
    body {
        flex-direction: column;
    }

    .left-area {
        width: 100%;
    }

    .float-box {
        flex: none;
        padding: 0;
    }

    .brand-header {
        margin: 0;
        padding: 14px 16px;
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .brand-name {
        font-size: 18px;
    }

    .brand-subtitle {
        display: none;
    }

    .mobile-menu-btn,
    .mobile-search-btn {
        display: inline-block;
    }

    .nav-menu {
        display: none;
    }

    .nav-menu.open {
        display: block;
        margin: 0;
    }

    .nav-menu li a {
        padding: 10px 20px;
        border-top: 1px solid rgba(255,255,255,0.1);
    }

    .author-card {
        display: none;
    }

    .right-area {
        padding: 7px 20px;
        border-top: none;
    }

    .footer-bar {
        left: 0;
        right: 0;
    }
}