.xl-cases-toolbar{position:relative;z-index:2;background:#fff;border-bottom:1px solid rgba(29,29,31,.08);padding:28px 0}.xl-search-bar{display:flex;align-items:center;gap:12px;background:#f5f5f7;border-radius:16px;padding:14px 20px;max-width:640px}.xl-search-bar svg{width:20px;height:20px;flex-shrink:0;color:#86868b}.xl-search-bar input{flex:1;height:auto;padding:0;margin-bottom:0;text-transform:none;letter-spacing:normal;border:none;background:transparent;outline:none;font-size:15px;color:#1d1d1f;font-family:inherit}.xl-search-bar input::placeholder{color:#86868b}.xl-search-clear{border:none;background:transparent;cursor:pointer;color:#86868b;display:none;align-items:center;padding:0}.xl-search-clear.xl-visible{display:flex}.xl-search-clear svg{width:18px;height:18px}.xl-filter-row{display:flex;align-items:baseline;gap:18px;margin-top:18px}.xl-filter-row:first-of-type{margin-top:24px}.xl-filter-label{flex-shrink:0;width:44px;font-size:13px;color:#86868b}.xl-filter-tabs{display:flex;flex-wrap:wrap;gap:8px;overflow-x:auto}.xl-filter-tabs--scroll{flex-wrap:nowrap;overflow-x:auto;min-width:0;padding-bottom:4px;scrollbar-width:none;-ms-overflow-style:none}.xl-filter-tabs--scroll::-webkit-scrollbar{display:none}.xl-filter-dropdown-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.xl-filter-select{height:auto;margin-bottom:0;text-transform:none;letter-spacing:normal;border:1px solid rgba(29,29,31,.1);border-radius:100px;padding:7px 30px 7px 16px;font-size:13px;color:#1d1d1fa6;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2386868b' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center / 14px 14px;-moz-appearance:none;appearance:none;-webkit-appearance:none;cursor:pointer;font-family:inherit}.xl-filter-select:hover{border-color:#1d1d1f4d}.xl-filter-tab{flex-shrink:0;border:1px solid rgba(29,29,31,.1);background:#fff;color:#1d1d1fa6;border-radius:100px;padding:7px 16px;font-size:13px;cursor:pointer;transition:.25s ease;white-space:nowrap}.xl-filter-tab:hover{border-color:#1d1d1f4d;color:#1d1d1f}.xl-filter-tab--active{background:#1d1d1f;border-color:#1d1d1f;color:#fff}.xl-filter-tab__flag{margin-right:4px}.xl-filter-clear-all{display:inline-flex;align-items:center;gap:6px;margin-top:18px;border:none;background:transparent;padding:0;font-size:13px;color:#86868b;cursor:pointer;transition:color .2s ease}.xl-filter-clear-all:hover{color:#1d1d1f}.xl-filter-clear-all svg{width:14px;height:14px}.xl-cases-section{background:#f5f5f7;padding:50px 0 100px;min-height:60vh}.xl-case-grid{column-count:3;column-gap:20px}@media screen and (max-width: 1200px){.xl-case-grid{column-count:2}}@media screen and (max-width: 640px){.xl-case-grid{column-count:1}}.xl-case-card{display:block;break-inside:avoid;margin-bottom:20px;background:#fff;border:1px solid rgba(29,29,31,.06);border-radius:20px;overflow:hidden;text-decoration:none;box-shadow:0 1px 2px #1d1d1f0a;transition:transform .4s cubic-bezier(.19,1,.22,1),box-shadow .4s ease}.xl-case-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px #1d1d1f1a}.xl-case-card__body{display:block;padding:18px 20px 20px}.xl-case-card__school-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}.xl-case-card__avatar{flex-shrink:0;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;color:#1d1d1f}.xl-case-card__school-info{min-width:0;display:flex;flex-direction:column}.xl-case-card__school-cn{font-size:15px;font-weight:500;color:#1d1d1f;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.xl-case-card__school-en{font-size:12px;color:#86868b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.xl-case-card__meta-text{display:block;font-size:12px;color:#86868b;margin-bottom:8px}.xl-case-card__summary{display:block;font-size:13px;color:#1d1d1fb3;line-height:1.5;margin-bottom:12px;min-height:1em}.xl-case-card__footer{display:flex;align-items:center;justify-content:flex-end}.xl-case-card__stat{display:inline-flex;align-items:center;gap:5px;font-size:12px;color:#86868b}.xl-case-card__stat svg{width:15px;height:15px}.xl-cases-empty,.xl-cases-loading{text-align:center;padding:80px 20px;color:#86868b;font-size:14px}.xl-cases-loadmore{display:flex;justify-content:center;margin-top:30px}.xl-cases-loadmore-btn{border:1px solid rgba(29,29,31,.15);background:#fff;color:#1d1d1f;border-radius:100px;padding:12px 32px;font-size:14px;cursor:pointer;transition:.25s ease}.xl-cases-loadmore-btn:hover{border-color:#1d1d1f}.xl-cases-loadmore-btn:disabled{opacity:.5;cursor:default}.xl-cases-sentinel{height:1px}.xl-skeleton-grid{column-count:3;column-gap:20px}@media screen and (max-width: 1200px){.xl-skeleton-grid{column-count:2}}@media screen and (max-width: 640px){.xl-skeleton-grid{column-count:1}}.xl-skeleton-card{break-inside:avoid;margin-bottom:20px;height:320px;border-radius:20px;background:linear-gradient(100deg,#ececee 30%,#f7f7f8,#ececee 70%);background-size:300% 100%;animation:xlShine 1.6s ease-in-out infinite}@keyframes xlShine{0%{background-position:100% 0}to{background-position:-100% 0}}@media (prefers-reduced-motion: reduce){.xl-skeleton-card{animation:none}}.xl-case-detail-section{background:#f5f5f7;padding:40px 0}.xl-case-detail-section+.xl-case-detail-section{padding-top:0}.xl-case-detail-section__title{font-size:13px;letter-spacing:2px;text-transform:uppercase;color:#86868b;margin-bottom:16px;display:block}.xl-info-card{background:#fff;border:1px solid rgba(29,29,31,.06);border-radius:20px;padding:8px 24px}.xl-info-card__row{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid rgba(29,29,31,.06);font-size:14px}.xl-info-card__row:last-child{border-bottom:none}.xl-info-card__label{color:#86868b;flex-shrink:0}.xl-info-card__value{color:#1d1d1f;text-align:right}.xl-related-row{display:flex;gap:16px;overflow-x:auto;padding-bottom:4px}.xl-case-detail-header{background:#fff;padding:32px 0 0}.xl-case-poster-section{background:#f5f5f7;padding:24px 0 100px}.xl-case-poster{position:relative;width:100%;max-width:520px;margin:0 auto;border-radius:20px;overflow:hidden;box-shadow:0 20px 50px #1d1d1f1f}.xl-case-poster__bg{display:block;width:100%}.xl-case-poster__layer{position:absolute;top:0;right:0;bottom:0;left:0}.xl-case-poster__title,.xl-case-poster__subtitle,.xl-case-poster__student{position:absolute;left:0;width:100%;text-align:center;text-shadow:0 0 8px rgba(255,251,240,.9),0 0 3px rgba(255,251,240,.9)}.xl-case-poster__title{top:10.5%;font-size:20px;font-weight:700;color:#262220;letter-spacing:.3px}.xl-case-poster__subtitle{top:16.5%;font-size:14px;font-weight:600;color:#a67c27}.xl-case-poster__student{top:21%;font-size:12px;color:#6b6157}.xl-case-poster__content{position:absolute;left:13%;top:26.5%;width:74%;display:flex;flex-direction:column;gap:9px}.xl-case-poster__row{display:flex;align-items:baseline;gap:10px}.xl-case-poster__label{flex-shrink:0;width:78px;font-size:11px;color:#8a7248;text-shadow:0 0 7px rgba(255,251,240,.9),0 0 3px rgba(255,251,240,.9)}.xl-case-poster__value{flex:1;min-width:0;font-size:13px;font-weight:600;color:#2b2620;text-shadow:0 0 7px rgba(255,251,240,.9),0 0 3px rgba(255,251,240,.9)}.xl-case-poster__divider{height:1px;margin:3px 0;background:#a67c2766}.xl-case-poster__case-no{position:absolute;left:28%;top:84%;font-size:7px;color:#262220}.xl-case-detail-program-card{display:none;align-items:center;gap:14px;max-width:520px;margin:20px auto 0;padding:18px 22px;background:#fff;border:1px solid rgba(29,29,31,.06);border-radius:20px;text-decoration:none;transition:transform .3s ease,box-shadow .3s ease}.xl-case-detail-program-card:hover{transform:translateY(-2px);box-shadow:0 12px 30px #1d1d1f14}.xl-case-detail-program-card__info{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}.xl-case-detail-program-card__title{font-size:12px;color:#86868b}.xl-case-detail-program-card__major{font-size:15px;font-weight:600;color:#1d1d1f}.xl-case-detail-program-card__meta{font-size:12px;color:#86868b}.xl-case-detail-program-card svg{flex-shrink:0;width:20px;height:20px;color:#86868b}.xl-case-detail-empty{text-align:center;padding:140px 20px;color:#86868b}#xlBreadcrumbCurrent{display:inline-block;max-width:40vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:bottom}@media screen and (max-width: 640px){#xlBreadcrumbCurrent{max-width:60vw}}.xl-wechat-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10000;display:none;align-items:center;justify-content:center;background:#0009;padding:20px}.xl-wechat-modal--active{display:flex}.xl-wechat-modal__box{position:relative;width:100%;max-width:380px;background:#fff;border-radius:24px;padding:40px 32px 32px;text-align:center}.xl-wechat-modal__close{position:absolute;top:16px;right:16px;width:28px;height:28px;border:none;background:#f5f5f7;border-radius:50%;font-size:18px;line-height:1;color:#86868b;cursor:pointer}.xl-wechat-modal__icon{font-size:36px;margin-bottom:14px}.xl-wechat-modal__title{font-size:16px;font-weight:500;color:#1d1d1f;margin-bottom:10px}.xl-wechat-modal__desc{font-size:13px;color:#1d1d1fb3;line-height:1.7;margin-bottom:20px}.xl-wechat-modal__open-btn{display:inline-flex;align-items:center;justify-content:center;width:100%;height:44px;border-radius:22px;background:#1d1d1f;color:#fff;font-size:14px;font-weight:500;text-decoration:none;box-sizing:border-box;transition:opacity .2s ease}.xl-wechat-modal__open-btn:hover{opacity:.85}