/* 图标列表 */
.icon-list {
    list-style: none;
}

.icon-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.icon-list .material-icons {
    color: var(--md-sys-color-primary);
    margin-right: 0.75rem;
    font-size: 1.25rem;
}

/* 项目符号列表 */
.bullet-list {
    list-style: none;
    margin-left: 1rem;
}

.bullet-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
}

.bullet-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 0.5rem;
    height: 0.5rem;
    background-color: var(--md-sys-color-primary);
    border-radius: 50%;
}

/* 数据点 */
.data-point {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.data-value {
    font-size: 2rem;
    font-weight: 500;
    color: var(--md-sys-color-primary);
    margin-right: 1rem;
}

.data-label {
    font-size: 1rem;
    color: var(--md-sys-color-on-surface-variant);
}

/* 标签 */
.chip {
    display: inline-block;
    background-color: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    padding: 0.5rem 1rem;
    border-radius: 16px;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

/* 高亮卡片 */
.highlight-card {
    background-color: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
}

/* 图表容器 */
.chart-container {
    width: 100%;
    height: 300px;
    background-color: var(--md-sys-color-surface-variant);
    border-radius: var(--md-sys-shape-corner-medium);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--md-sys-color-on-surface-variant);
    margin-bottom: 1.5rem;
}

/* 产品卡片 */
.product-card {
    background-color: var(--md-sys-color-surface);
    border-radius: var(--md-sys-shape-corner-medium);
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: var(--md-sys-elevation-level1);
    display: flex;
    align-items: center;
}

.product-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background-color: var(--md-sys-color-primary-container);
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 1rem;
}

.product-icon .material-icons {
    color: var(--md-sys-color-primary);
}

.product-info {
    flex: 1;
}

.product-title {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.product-description {
    font-size: 0.875rem;
    color: var(--md-sys-color-on-surface-variant);
}

/* 封面页样式 */
.cover-slide {
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
}

.cover-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.cover-subtitle {
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 3rem;
}

.logo-placeholder {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background-color: var(--md-sys-color-on-primary);
    color: var(--md-sys-color-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 3rem;
    font-weight: 700;
    margin: 0 auto 3rem;
}

/* 目录页样式 */
.toc-list {
    list-style: none;
}

.toc-item {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
}

.toc-number {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 500;
    margin-right: 1rem;
}

.toc-text {
    font-size: 1.25rem;
}