/* 更新日志页面全局样式 */
.changelog-section {
    background: var(--primary-color);
    min-height: calc(100vh - 200px); /* 减去header和footer的高度 */
}

/* 页面标题样式 */
.changelog-hero {
    background: var(--primary-color);
    padding: 130px 0 50px;
    text-align: center;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border-color);
}

.changelog-hero h2 {
    font-size: 56px;
    line-height: 1.07143;
    font-weight: 600;
    letter-spacing: -.005em;
    color: var(--text-color);
    margin: 0 auto;
    max-width: 700px;
}

.changelog-hero p {
    font-size: 21px;
    line-height: 1.381;
    font-weight: 400;
    letter-spacing: .011em;
    color: var(--text-secondary);
    margin-top: 20px;
}

/* 更新日志容器 */
.changelog-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 更新条目样式 */
.changelog-item {
    margin: 0 auto 80px;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.41, 0.094, 0.54, 0.07);
}

/* 日期标签 */
.changelog-date {
    font-size: 17px;
    line-height: 1.47059;
    font-weight: 600;
    letter-spacing: -.022em;
    color: var(--text-secondary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.changelog-date::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #06c;
    border-radius: 50%;
}

/* 更新内容卡片 */
.changelog-content {
    background: var(--secondary-color);
    border-radius: 18px;
    padding: 40px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.changelog-content:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

/* 更新标 */
.changelog-content h3 {
    font-size: 40px;
    line-height: 1.1;
    font-weight: 600;
    letter-spacing: 0;
    margin-bottom: 30px;
    color: var(--text-color);
}

/* 更新列表 */
.changelog-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.changelog-content li {
    font-size: 19px;
    line-height: 1.4211;
    font-weight: 400;
    letter-spacing: .012em;
    padding: 16px 0;
    border-bottom: 1px solid #f5f5f7;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    color: var(--text-color);
}

.changelog-content li:last-child {
    border-bottom: none;
}

/* 图标样式 */
.changelog-content li i {
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
    font-size: 14px;
}

/* 不同类型的图标样式 */
.changelog-content li i.fa-plus {
    background: #e8f5e9;
    color: #4caf50;
}

.changelog-content li i.fa-minus {
    background: #ffebee;
    color: #f44336;
}

.changelog-content li i.fa-wrench {
    background: #fff3e0;
    color: #ff9800;
}

.changelog-content li i.fa-bug {
    background: #fce4ec;
    color: #e91e63;
}

.changelog-content li i.fa-info-circle {
    background: #e3f2fd;
    color: #2196f3;
}

/* 注意事项样式 */
.changelog-note {
    margin-top: 24px;
    padding: 24px;
    background: var(--primary-color);
    border-radius: 12px;
}

.changelog-note p {
    font-size: 17px;
    line-height: 1.47059;
    margin: 8px 0;
    color: var(--text-color);
}

.changelog-note code {
    display: block;
    padding: 16px;
    background: var(--secondary-color);
    border-radius: 8px;
    font-family: "SF Mono", monospace;
    font-size: 14px;
    color: var(--text-color);
    margin: 12px 0;
    overflow-x: auto;
    border: 1px solid var(--border-color);
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.changelog-item.visible {
    animation: fadeInUp 0.8s cubic-bezier(0.41, 0.094, 0.54, 0.07) forwards;
}

/* 高对比度模式支持 */
@media (forced-colors: active) {
    .changelog-content {
        forced-color-adjust: none;
        background-color: Canvas;
        border: 1px solid CanvasText;
    }
    
    .changelog-content h3 {
        forced-color-adjust: none;
        background: none;
        -webkit-text-fill-color: initial;
        color: CanvasText;
    }
    
    .changelog-note {
        forced-color-adjust: none;
        background-color: Canvas;
        border: 1px solid CanvasText;
    }
    
    .changelog-content li i {
        forced-color-adjust: none;
        background-color: ButtonFace;
        color: ButtonText;
    }
}

/* 侧边栏和搜索框样式 */
.sidebar {
    position: fixed;
    top: 130px;
    right: calc((100% - 1200px) / 2 + 20px);
    width: 300px;
    background: transparent;
    border: none;
    padding: 1rem;
    z-index: 100;
}

.search-box {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.search-box input {
    width: 100%;
    padding: 12px 20px;
    font-size: 16px;
    border: none;
    border-radius: 12px;
    background: var(--primary-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* 统一的响应式设计 */
@media only screen and (max-width: 1268px) {
    .sidebar {
        right: 20px;
    }
}

@media only screen and (max-width: 1068px) {
    .changelog-hero h2 {
        font-size: 48px;
    }
    
    .changelog-hero p {
        font-size: 19px;
    }
    
    .changelog-container {
        max-width: 692px;
    }
    
    .changelog-content h3 {
        font-size: 32px;
    }
    
    .changelog-content li {
        font-size: 17px;
    }
    
    .sidebar {
        display: none;
    }
}

@media only screen and (max-width: 734px) {
    .changelog-hero {
        padding: 80px 0 40px;
    }
    
    .changelog-hero h2 {
        font-size: 40px;
    }
    
    .changelog-hero p {
        font-size: 17px;
    }
    
    .changelog-container {
        padding: 0 16px;
    }
    
    .changelog-content {
        padding: 24px;
    }
    
    .changelog-content h3 {
        font-size: 28px;
        margin-bottom: 24px;
    }
    
    .changelog-note {
        padding: 20px;
    }
}

/* 深色模式下调整阴影效果 */
@media (prefers-color-scheme: dark) {
    .changelog-content {
        box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    }
}

/* 为手动深色模式添加相同的阴影效果 */
:root[data-theme="dark"] .changelog-content {
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}