.ft-section-card-grid[data-astro-cid-d4mshxhf]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--ft-space-5)}.ft-section-card-grid--content-led[data-astro-cid-d4mshxhf]{align-items:start}.ft-section-card-grid--equal-height[data-astro-cid-d4mshxhf]{align-items:stretch}.ft-section-card-grid--equal-height[data-astro-cid-d4mshxhf] .ft-section-card[data-astro-cid-d4mshxhf]{display:flex;height:100%}.ft-section-card-grid--equal-height[data-astro-cid-d4mshxhf] .ft-section-card__link[data-astro-cid-d4mshxhf]{flex:1}.ft-section-card[data-astro-cid-d4mshxhf]{position:relative;min-width:0;background:var(--ft-surface)}.ft-section-card[data-astro-cid-d4mshxhf]>.ft-section-card__link[data-astro-cid-d4mshxhf]{position:relative;display:flex;height:100%;flex-direction:column;padding:0;color:inherit;text-decoration:none}.ft-section-card__link[data-astro-cid-d4mshxhf]:after{position:absolute;right:0;bottom:0;left:0;z-index:2;height:1px;background:var(--ft-color-primary);content:"";pointer-events:none;transform:scaleX(0);transform-origin:center;transition:transform .16s ease}.ft-section-card__visual[data-astro-cid-d4mshxhf]{position:relative;display:block;flex-shrink:0}.ft-section-card__image[data-astro-cid-d4mshxhf]{display:block;width:100%;height:auto;flex-shrink:0;aspect-ratio:4 / 3;margin:0;padding:0;object-fit:cover;object-position:center}.ft-section-card--horizontal[data-astro-cid-d4mshxhf]>.ft-section-card__link[data-astro-cid-d4mshxhf]{display:grid;grid-template-columns:36% minmax(0,1fr)}.ft-section-card-grid--horizontal[data-astro-cid-d4mshxhf]{align-items:stretch}.ft-section-card-grid--horizontal[data-astro-cid-d4mshxhf] .ft-section-card[data-astro-cid-d4mshxhf],.ft-section-card-grid--horizontal[data-astro-cid-d4mshxhf] .ft-section-card__link[data-astro-cid-d4mshxhf]{height:100%}.ft-section-card--horizontal[data-astro-cid-d4mshxhf] .ft-section-card__visual[data-astro-cid-d4mshxhf]{min-height:180px;background:var(--ft-paper)}.ft-section-card--horizontal[data-astro-cid-d4mshxhf] .ft-section-card__image[data-astro-cid-d4mshxhf]{position:absolute;inset:0;width:100%;height:100%;aspect-ratio:auto;padding:0;object-fit:cover}.ft-section-card--resource[data-astro-cid-d4mshxhf] .ft-section-card__visual[data-astro-cid-d4mshxhf]{background:var(--ft-paper)}.ft-section-card--horizontal[data-astro-cid-d4mshxhf].ft-section-card--resource .ft-section-card__image[data-astro-cid-d4mshxhf]{object-fit:contain}.ft-section-card--horizontal[data-astro-cid-d4mshxhf] .ft-section-card__body[data-astro-cid-d4mshxhf]{display:flex;min-width:0;flex-direction:column;justify-content:center;padding:var(--ft-space-5)}.ft-section-card--horizontal[data-astro-cid-d4mshxhf].ft-section-card--external .ft-section-card__body[data-astro-cid-d4mshxhf]{padding-top:var(--ft-space-10)}.ft-section-card__external-arrow[data-astro-cid-d4mshxhf]{position:absolute;top:var(--ft-space-4);right:var(--ft-space-4);display:flex;color:var(--ft-ink)}.ft-section-card--horizontal[data-astro-cid-d4mshxhf] .ft-section-card__body[data-astro-cid-d4mshxhf] .ft-section-card__title[data-astro-cid-d4mshxhf]{padding:0;font-size:clamp(1.125rem,1.6vw,1.375rem);line-height:1.45}.ft-section-card[data-astro-cid-d4mshxhf] .ft-section-card__description[data-astro-cid-d4mshxhf]{margin:var(--ft-space-3) 0 0;color:var(--ft-muted);font-family:var(--ft-font-sans);font-size:var(--ft-type-body-size);line-height:var(--ft-type-body-line);overflow-wrap:anywhere}.ft-section-card__format[data-astro-cid-d4mshxhf]{position:absolute;right:var(--ft-space-3);bottom:var(--ft-space-3);display:inline-flex;align-items:center;gap:var(--ft-space-1);padding:var(--ft-space-1);background:color-mix(in srgb,var(--ft-ink) 80%,transparent);color:var(--ft-surface);font-family:var(--ft-font-sans);font-size:var(--ft-type-meta-size);line-height:var(--ft-type-meta-line)}.ft-section-card[data-astro-cid-d4mshxhf] .ft-section-card__title[data-astro-cid-d4mshxhf]{margin:0;padding:var(--ft-space-5);color:var(--ft-ink-strong);font-family:var(--ft-font-serif);font-size:clamp(1.25rem,1.8vw,1.5rem);font-weight:var(--ft-weight-medium);line-height:1.35;overflow-wrap:anywhere;transition:color .16s ease}.ft-section-card--content-led[data-astro-cid-d4mshxhf]>.ft-section-card__link[data-astro-cid-d4mshxhf]{min-height:184px}.ft-section-card--content-led[data-astro-cid-d4mshxhf] .ft-section-card__body[data-astro-cid-d4mshxhf]{display:flex;min-width:0;min-height:0;flex:1;flex-direction:column;padding:var(--ft-space-5)}.ft-section-card--content-led[data-astro-cid-d4mshxhf] .ft-section-card__title[data-astro-cid-d4mshxhf]{padding:0}.ft-section-card__link[data-astro-cid-d4mshxhf]:focus-visible{outline:var(--ft-focus-ring-width) solid var(--ft-color-focus);outline-offset:var(--ft-focus-ring-width)}.ft-section-card__link[data-astro-cid-d4mshxhf]:focus-visible .ft-section-card__title[data-astro-cid-d4mshxhf]{color:var(--ft-color-primary)}.ft-section-card__link[data-astro-cid-d4mshxhf]:focus-visible:after,.ft-section-card__link[data-astro-cid-d4mshxhf]:active:after{transform:scaleX(1)}@media(hover:hover){.ft-section-card__link[data-astro-cid-d4mshxhf]:hover:after{transform:scaleX(1)}.ft-section-card__link[data-astro-cid-d4mshxhf]:hover .ft-section-card__title[data-astro-cid-d4mshxhf]{color:var(--ft-color-primary)}}.ft-section-card__link[data-astro-cid-d4mshxhf]:active:after{background:var(--ft-color-primary-hover)}.ft-section-card__link[data-astro-cid-d4mshxhf]:active .ft-section-card__title[data-astro-cid-d4mshxhf]{color:var(--ft-color-primary-hover)}@media(prefers-reduced-motion:reduce){.ft-section-card__link[data-astro-cid-d4mshxhf]:after,.ft-section-card[data-astro-cid-d4mshxhf] .ft-section-card__title[data-astro-cid-d4mshxhf]{transition:none}}@media(width>=80rem){.ft-section-card-grid[data-astro-cid-d4mshxhf]:not(.ft-section-card-grid--two-columns){grid-template-columns:repeat(3,minmax(0,1fr))}}@media(width<48rem){.ft-section-card-grid[data-astro-cid-d4mshxhf]{grid-template-columns:1fr;gap:var(--ft-space-4)}.ft-section-card--horizontal[data-astro-cid-d4mshxhf] .ft-section-card__body[data-astro-cid-d4mshxhf],.ft-section-card--content-led[data-astro-cid-d4mshxhf] .ft-section-card__body[data-astro-cid-d4mshxhf]{padding:var(--ft-space-4)}.ft-section-card--horizontal[data-astro-cid-d4mshxhf] .ft-section-card__format[data-astro-cid-d4mshxhf]{right:var(--ft-space-2);bottom:var(--ft-space-2)}}@media(width<64rem){.ft-section-card-grid--horizontal[data-astro-cid-d4mshxhf]{grid-template-columns:1fr}}.ft-article-list-block__title[data-astro-cid-xyypy6iq]{font-family:var(--ft-font-sans)}.ft-prose .ft-article-list-block__title[data-astro-cid-xyypy6iq]{padding-top:0;border-top:0}.ft-section-hero[data-astro-cid-3t5urcd6]{position:relative;isolation:isolate;margin-top:calc(-1 * var(--ft-masthead-standard-height));padding-top:var(--ft-masthead-standard-height);overflow:hidden}.ft-section-hero--light[data-astro-cid-3t5urcd6]{background:var(--ft-paper)}.ft-section-hero--dark[data-astro-cid-3t5urcd6]{background:var(--ft-brand-molan)}.ft-section-hero--image[data-astro-cid-3t5urcd6]{background:var(--ft-section-hero-image-background, var(--ft-brand-molan))}.ft-section-hero--light-image[data-astro-cid-3t5urcd6]{background:var(--ft-paper)}.ft-section-hero__image[data-astro-cid-3t5urcd6],.ft-section-hero__scrim[data-astro-cid-3t5urcd6]{position:absolute;inset:0;width:100%;height:100%}.ft-section-hero__image[data-astro-cid-3t5urcd6]{z-index:0;object-fit:cover;object-position:center}.ft-section-hero__scrim[data-astro-cid-3t5urcd6]{z-index:1;background:var(--ft-hero-image-overlay)}.ft-section-hero__inner[data-astro-cid-3t5urcd6]{position:relative;z-index:2;padding-block:var(--ft-section-rhythm) clamp(40px,4vw,64px)}.ft-section-hero--with-tabs[data-astro-cid-3t5urcd6] .ft-section-hero__inner[data-astro-cid-3t5urcd6]{box-sizing:border-box;min-height:340px}@media(width<48rem){.ft-section-hero--with-tabs[data-astro-cid-3t5urcd6] .ft-section-hero__inner[data-astro-cid-3t5urcd6]{min-height:0}}.ft-section-hero__tabs[data-astro-cid-3t5urcd6]{position:relative;z-index:2}.ft-section-tabs[data-astro-cid-cfnflpfn]{color:var(--ft-inverse-subtle)}.ft-section-tabs__scroll[data-astro-cid-cfnflpfn]{overflow-x:auto;scrollbar-width:thin}.ft-section-tabs__compact[data-astro-cid-cfnflpfn]{position:relative;display:none}.ft-section-tabs__list[data-astro-cid-cfnflpfn]{display:flex;gap:clamp(24px,3.5vw,56px);width:max-content;margin:0;padding:0 0 1px;border-bottom:1px solid rgb(255 255 255 / .3);list-style:none}.ft-section-tabs--minimal[data-astro-cid-cfnflpfn] .ft-section-tabs__list[data-astro-cid-cfnflpfn]{border-bottom-color:transparent}.ft-section-tabs__link[data-astro-cid-cfnflpfn]{position:relative;display:block;padding:18px 0 19px;color:inherit;font-family:var(--ft-font-sans);font-size:15px;font-weight:600;line-height:1.45;text-decoration:none;white-space:nowrap;transition:color .16s ease}.ft-section-tabs__link--current[data-astro-cid-cfnflpfn]{color:var(--ft-surface);font-weight:700}.ft-section-tabs__link[data-astro-cid-cfnflpfn]:after{position:absolute;right:0;bottom:-1px;left:0;height:1px;background:currentcolor;content:"";transform:scaleX(0);transform-origin:center;transition:transform .16s ease}.ft-section-tabs__link--current[data-astro-cid-cfnflpfn]:after{background:var(--ft-brand-tenghuang);transform:scaleX(1)}.ft-section-tabs__link[data-astro-cid-cfnflpfn]:hover{color:var(--ft-surface)}.ft-section-tabs__link[data-astro-cid-cfnflpfn]:hover:after,.ft-section-tabs__link[data-astro-cid-cfnflpfn]:focus-visible:after{transform:scaleX(1)}.ft-section-tabs__link--current[data-astro-cid-cfnflpfn]:hover{color:var(--ft-surface)}.ft-section-tabs__link[data-astro-cid-cfnflpfn]:focus-visible{position:relative;z-index:1;outline:2px solid var(--ft-surface);outline-offset:4px}.ft-section-tabs__select[data-astro-cid-cfnflpfn]{display:block;width:100%;min-height:48px;appearance:none;padding:12px 44px 13px 0;border:0;border-bottom:1px solid rgb(255 255 255 / .3);border-radius:0;background:transparent;color:var(--ft-surface);font-family:var(--ft-font-sans);font-size:14px;font-weight:700;line-height:1.45;cursor:pointer}.ft-section-tabs--minimal[data-astro-cid-cfnflpfn] .ft-section-tabs__select[data-astro-cid-cfnflpfn]{border-bottom-color:transparent}.ft-section-tabs__select[data-astro-cid-cfnflpfn] option[data-astro-cid-cfnflpfn]{background:var(--ft-surface);color:var(--ft-ink)}.ft-section-tabs__select[data-astro-cid-cfnflpfn]:focus-visible{outline:2px solid var(--ft-surface);outline-offset:-2px}.ft-section-tabs__select-icon[data-astro-cid-cfnflpfn]{position:absolute;top:50%;right:4px;width:9px;height:9px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;pointer-events:none;transform:translateY(-70%) rotate(45deg)}@media(max-width:700px){.ft-section-tabs__scroll[data-astro-cid-cfnflpfn]{display:none}.ft-section-tabs__compact[data-astro-cid-cfnflpfn]{display:block}}.ft-section-index-grid[data-astro-cid-t7syizxb]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--ft-space-4)}.ft-section-index-card[data-astro-cid-t7syizxb]{min-width:0;background:var(--ft-surface)}.ft-section-index-card__link[data-astro-cid-t7syizxb]{display:flex;height:100%;flex-direction:column;padding:0;color:inherit;text-decoration:none}.ft-section-index-card__image[data-astro-cid-t7syizxb]{display:block;width:100%;height:auto;flex-shrink:0;aspect-ratio:4 / 3;margin:0;object-fit:cover;object-position:center}.ft-section-index-card__title[data-astro-cid-t7syizxb]{margin:0;padding:clamp(20px,2.25vw,30px);color:var(--ft-ink-strong);font-family:var(--ft-font-serif);font-size:clamp(1.25rem,1.8vw,1.5rem);font-weight:var(--ft-weight-medium);line-height:1.35}.ft-section-index-card__link[data-astro-cid-t7syizxb]:focus-visible{outline:var(--ft-focus-ring-width) solid var(--ft-color-focus);outline-offset:var(--ft-focus-ring-width)}@media(width>=80rem){.ft-section-index-grid[data-astro-cid-t7syizxb]{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(width<48rem){.ft-section-index-grid[data-astro-cid-t7syizxb]{grid-template-columns:1fr;gap:var(--ft-space-3)}}.ft-article-resources[data-astro-cid-4ce37c6a]{margin-top:64px}h2[data-astro-cid-4ce37c6a]{margin:0 0 20px;font-family:var(--ft-font-serif);font-size:28px}ul[data-astro-cid-4ce37c6a]{margin:0;padding:0;list-style:none}li[data-astro-cid-4ce37c6a]{display:grid;gap:5px}li[data-astro-cid-4ce37c6a]+li[data-astro-cid-4ce37c6a]{margin-top:18px}a[data-astro-cid-4ce37c6a]{color:var(--ft-ink);font-size:18px;font-weight:600;text-decoration:none}a[data-astro-cid-4ce37c6a]:hover{text-decoration:underline}span[data-astro-cid-4ce37c6a]{color:var(--ft-muted);font-size:14px}.ft-research-landing__section[data-astro-cid-ccyykasl]{padding-block:var(--ft-section-rhythm)}.ft-landing-children[data-astro-cid-ccyykasl]{margin-top:32px}.ft-media-report-grid[data-astro-cid-vxbbvimf]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--ft-space-5)}.ft-media-report[data-astro-cid-vxbbvimf]{min-width:0;background:var(--ft-ink-strong)}.ft-media-report[data-astro-cid-vxbbvimf]>.ft-media-report__link[data-astro-cid-vxbbvimf]{position:relative;isolation:isolate;display:flex;flex-direction:column;justify-content:space-between;gap:var(--ft-space-10);width:100%;min-width:0;min-height:320px;height:100%;aspect-ratio:4 / 3;padding:var(--ft-space-5);color:var(--ft-surface);text-decoration:none}.ft-media-report__image[data-astro-cid-vxbbvimf]{position:absolute;inset:0;z-index:-2;display:block;width:100%;height:100%;margin:0;object-fit:cover}.ft-media-report__link[data-astro-cid-vxbbvimf]:before{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#302d2994,#302d2947 35%,#302d29d1 70%,#302d29f0);content:"";pointer-events:none}.ft-media-report__link[data-astro-cid-vxbbvimf]:after{position:absolute;inset-inline:0;bottom:0;height:1px;background:var(--ft-surface);content:"";pointer-events:none;transform:scaleX(0);transform-origin:center;transition:transform .16s ease}.ft-media-report__header[data-astro-cid-vxbbvimf]{display:flex;align-items:flex-start;gap:var(--ft-space-4)}.ft-media-report__publisher[data-astro-cid-vxbbvimf]{font-size:13px;font-weight:var(--ft-weight-strong);line-height:1.5;overflow-wrap:anywhere}.ft-media-report__arrow[data-astro-cid-vxbbvimf]{flex-shrink:0;margin-left:auto;transition:transform .16s ease}.ft-media-report[data-astro-cid-vxbbvimf] .ft-media-report__title[data-astro-cid-vxbbvimf]{margin:0;color:inherit;font-family:var(--ft-font-sans);font-size:clamp(20px,1.7vw,24px);font-weight:var(--ft-weight-medium);line-height:1.4;overflow-wrap:anywhere}.ft-media-report[data-astro-cid-vxbbvimf] .ft-media-report__date[data-astro-cid-vxbbvimf]{margin:var(--ft-space-3) 0 0;font-size:13px;line-height:1.5}@media(hover:hover){.ft-media-report__link[data-astro-cid-vxbbvimf]:hover:after{transform:scaleX(1)}.ft-media-report__link[data-astro-cid-vxbbvimf]:hover .ft-media-report__arrow[data-astro-cid-vxbbvimf]{transform:translate(2px,-2px)}}.ft-media-report__link[data-astro-cid-vxbbvimf]:focus-visible{outline:var(--ft-focus-ring-width) solid var(--ft-color-focus);outline-offset:var(--ft-focus-ring-width)}.ft-media-report__link[data-astro-cid-vxbbvimf]:focus-visible:after,.ft-media-report__link[data-astro-cid-vxbbvimf]:active:after{transform:scaleX(1)}.ft-media-report__link[data-astro-cid-vxbbvimf]:active .ft-media-report__arrow[data-astro-cid-vxbbvimf]{transform:translate(3px,-3px)}@media(prefers-reduced-motion:reduce){.ft-media-report__link[data-astro-cid-vxbbvimf]:after,.ft-media-report__arrow[data-astro-cid-vxbbvimf]{transition:none}}@media(width>=80rem){.ft-media-report-grid[data-astro-cid-vxbbvimf]{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(width<48rem){.ft-media-report-grid[data-astro-cid-vxbbvimf]{grid-template-columns:1fr;gap:var(--ft-space-4)}}forum-content[data-astro-cid-3ir725xx]{display:block;margin-top:64px}.forum-search[data-astro-cid-3ir725xx]{display:flex;flex-wrap:wrap;gap:24px;margin-bottom:28px}label[data-astro-cid-3ir725xx]{display:grid;flex:1 1 240px;gap:8px;font-size:14px}input[data-astro-cid-3ir725xx],select[data-astro-cid-3ir725xx]{width:100%;min-width:0;padding:12px;border:1px solid var(--ft-border);border-radius:2px;background:var(--ft-surface);color:var(--ft-ink);font:inherit}input[data-astro-cid-3ir725xx]:focus-visible,select[data-astro-cid-3ir725xx]:focus-visible,li[data-astro-cid-3ir725xx] a[data-astro-cid-3ir725xx]:focus-visible{outline:var(--ft-focus-ring-width) solid var(--ft-color-focus);outline-offset:var(--ft-focus-ring-width)}section[data-astro-cid-3ir725xx]{margin-top:64px}h2[data-astro-cid-3ir725xx]{margin:0 0 24px;font-size:28px}h3[data-astro-cid-3ir725xx]{margin:36px 0 14px;font-size:20px}h3[data-astro-cid-3ir725xx],section[data-astro-cid-3ir725xx]{scroll-margin-top:140px}ul[data-astro-cid-3ir725xx]{margin:0;padding:0;list-style:none}li[data-astro-cid-3ir725xx]{display:grid;gap:5px;max-width:780px}li[data-astro-cid-3ir725xx]+li[data-astro-cid-3ir725xx]{margin-top:16px}li[data-astro-cid-3ir725xx] a[data-astro-cid-3ir725xx]{color:var(--ft-ink-strong);font-size:18px;font-weight:600;line-height:1.65;overflow-wrap:anywhere;text-decoration:none}li[data-astro-cid-3ir725xx] a[data-astro-cid-3ir725xx]:hover{text-decoration:underline}li[data-astro-cid-3ir725xx] p[data-astro-cid-3ir725xx]{margin:0;color:var(--ft-muted);font-size:14px;line-height:1.75}li[data-astro-cid-3ir725xx] span[data-astro-cid-3ir725xx]{color:var(--ft-muted);font-size:13px}[data-astro-cid-3ir725xx][hidden]{display:none!important}@media(width<40rem){forum-content[data-astro-cid-3ir725xx]{margin-top:48px}section[data-astro-cid-3ir725xx]{margin-top:48px}}.ft-section-page[data-astro-cid-vf4rmadt]{background:var(--ft-surface)}.ft-section-page--nested[data-astro-cid-vf4rmadt],.ft-section-page--about[data-astro-cid-vf4rmadt]{background:var(--ft-sunken)}.ft-section-page__content--research[data-astro-cid-vf4rmadt]{padding-block:var(--ft-section-rhythm)}.ft-section-page__about-related-title[data-astro-cid-vf4rmadt]{margin:0 0 20px;font-family:var(--ft-font-sans);font-size:25px;font-weight:650;line-height:1.4}html[lang=zh] .ft-section-page--award .ft-prose th:first-child,html[lang=zh] .ft-section-page--award .ft-prose td:first-child{white-space:nowrap;min-width:5em}