/**
 * 目标详情页跳转逻辑
 * Centralized logic for target detail page selection
 */
function getTargetDetail() {
    // 1. Date Check (Holidays) - Top Priority
    const now = new Date();
    const month = now.getMonth() + 1; // 1-12
    const date = now.getDate();

    // Christmas: Dec 18 - Dec 31
    if (month === 12 && date >= 18) {
        return 'detail-christmas.html';
    }
    
    // New Year: Jan 1 - Jan 7
    if (month === 1 && date <= 7) {
        // 增加一点随机性：50% 概率看普通元旦，50% 看烟花版
        return Math.random() < 0.5 ? 'detail-newyear.html' : 'detail-newyear-fireworks.html';
    }

    // 2. Random Logic for Regular Days
    // 50% Chance for default detail.html
    if (Math.random() < 0.5) {
        return 'detail.html';
    }

    // 3. 50% Chance for other random weather/seasonal cards
    const others = [
        'detail-cloud.html',
        'detail-rain.html',
        'detail-snow.html',
        'detail-sun.html',
        'detail-windy.html'
    ];
    
    // Random selection from the pool
    const randomIndex = Math.floor(Math.random() * others.length);
    return others[randomIndex];
}