/**
 * GEO 公共版式：模块入口反空壳、章节、列表密度、更新日期、品牌定义句
 * 依赖 theme.css 变量
 */
.geo-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
    box-sizing: border-box;
}

.geo-intro {
    margin-bottom: 2rem;
}

.geo-intro__h1 {
    color: var(--accent-primary);
    font-size: 1.8rem;
    letter-spacing: 4px;
    margin: 0 0 0.75rem;
    font-weight: 600;
    transition: color 1.2s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.geo-intro__lead {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.75;
    margin: 0 0 0.75rem;
    max-width: 48rem;
    transition: color 1.2s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.brand-definition {
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.8;
    margin: 0.5rem 0 1rem;
    max-width: 40rem;
}

.geo-section {
    margin-bottom: 2rem;
}

.geo-section__h2 {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: 2px;
    margin: 0 0 0.75rem;
    transition: color 1.2s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.geo-section p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.75;
    margin: 0 0 0.75rem;
    max-width: 48rem;
}

.geo-list {
    list-style: disc;
    padding-left: 1.25rem;
    margin: 0 0 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.geo-list li {
    margin-bottom: 0.35rem;
}

.geo-list--grid {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.geo-updated {
    margin-top: 2.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.geo-updated time {
    color: var(--text-primary);
}

.geo-noscript {
    margin: 1rem 0;
    padding: 1rem;
    border: 1px dashed var(--border-color, #ccc);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 列表页 GEO 说明：默认折叠，弱样式，不抢主内容 */
.geo-details {
    margin: 1.5rem auto 2.5rem;
    max-width: 720px;
    padding: 0 1rem;
    box-sizing: border-box;
    color: var(--text-secondary);
    font-size: 0.88rem;
}

.geo-details__summary {
    cursor: pointer;
    list-style: none;
    color: var(--text-tertiary, var(--text-secondary));
    letter-spacing: 0.08em;
    font-size: 0.8rem;
    user-select: none;
}

.geo-details__summary::-webkit-details-marker {
    display: none;
}

.geo-details__summary::before {
    content: "▸ ";
    color: var(--accent-primary);
}

.geo-details[open] > .geo-details__summary::before {
    content: "▾ ";
}

.geo-details__body.geo-page {
    max-width: none;
    padding: 0.75rem 0 0;
    margin: 0;
}

.geo-details__body .geo-section {
    margin-bottom: 1rem;
}

.geo-details__body .geo-section__h2 {
    font-size: 0.95rem;
    letter-spacing: 1px;
    margin-bottom: 0.35rem;
}

.geo-details__body .brand-definition,
.geo-details__body .geo-intro__lead,
.geo-details__body .geo-section p {
    font-size: 0.88rem;
    margin-bottom: 0.5rem;
}

.geo-details__body .geo-updated {
    margin-top: 1rem;
    font-size: 0.8rem;
}