._product_68af9da{min-width:0}._primaryLink_68af9da{text-decoration:none;display:block}._media_68af9da{aspect-ratio:4/5;background:0 0;position:relative;overflow:hidden}._image_68af9da{object-fit:contain;padding:8%}._media_68af9da[data-media-kind=scene] ._image_68af9da{object-fit:cover;padding:0}._identity_68af9da{min-height:3.2rem;margin-top:var(--space-5);align-items:baseline;display:flex}._name_68af9da{font-family:var(--font-serif);font-size:clamp(1.45rem,1.8vw,1.9rem);font-weight:400;line-height:1.08}._facts_68af9da{min-height:3.2rem;margin-top:var(--space-3);gap:var(--space-2) var(--space-4);color:var(--color-muted);letter-spacing:.055em;text-transform:uppercase;flex-wrap:wrap;font-size:.6875rem;line-height:1.45;display:flex}._sceneLink_68af9da{margin-top:var(--space-4);letter-spacing:.11em;font-size:.6875rem;text-decoration:underline;display:inline-block}._primaryLink_68af9da:hover ._name_68af9da{text-underline-offset:.18em;text-decoration:underline}._primaryLink_68af9da:focus-visible{outline-offset:var(--space-2)}@media (max-width:47.9375rem){._name_68af9da{font-size:clamp(1.5rem,8vw,1.875rem)}._identity_68af9da{align-items:flex-start}}._chapter_4c4b92c{width:min(100%, var(--container-max));padding:var(--space-16) var(--gutter) 0;margin-inline:auto;scroll-margin-top:7rem}._chapter_4c4b92c[data-kind=category]{padding-top:0}._chapter_4c4b92c[data-kind=material],._chapter_4c4b92c[data-kind=series]{padding-top:var(--space-10)}._header_4c4b92c{padding-top:var(--space-6);padding-bottom:var(--space-8);gap:var(--grid-gap);border-top:1px solid var(--color-stone);grid-template-columns:repeat(12,minmax(0,1fr));align-items:end;display:grid}._number_4c4b92c{color:var(--color-muted);letter-spacing:.12em;grid-column:1/span 2;font-size:.75rem}._materialIdentity_4c4b92c{grid-column:3/span 6}._title_4c4b92c{letter-spacing:-.035em;font-size:clamp(2rem,3vw,3rem);line-height:1.08}._titleZh_4c4b92c{margin-top:var(--space-4);color:var(--color-muted);letter-spacing:.08em;font-size:.875rem}._materialLink_4c4b92c{color:var(--color-muted);letter-spacing:.12em;grid-column:9/-1;justify-self:end;font-size:.6875rem;text-decoration:none}._materialLink_4c4b92c:hover{text-underline-offset:.25em;text-decoration:underline}._chapterProducts_4c4b92c{padding:var(--space-6) 0;gap:clamp(5rem, 8vw, 8rem) var(--grid-gap);background:0 0;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;list-style:none;display:grid}._chapterProducts_4c4b92c>li{min-width:0}@media (min-width:48rem) and (max-width:63.9375rem){._chapterProducts_4c4b92c{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:47.9375rem){._chapter_4c4b92c{padding-top:var(--space-12)}._header_4c4b92c{padding-bottom:var(--space-12);grid-template-columns:1fr}._number_4c4b92c,._materialIdentity_4c4b92c,._materialLink_4c4b92c{grid-column:1}._materialLink_4c4b92c{justify-self:start}._title_4c4b92c{font-size:clamp(1.75rem,7vw,2.25rem)}._chapterProducts_4c4b92c{margin-inline:calc(-1 * var(--gutter));padding:var(--space-10) var(--gutter) var(--space-16);grid-template-columns:1fr;gap:clamp(4.5rem,20vw,6rem)}._chapterProducts_4c4b92c>li{grid-column:1}}._index_2ee8522{width:min(100%, var(--container-max));padding:var(--space-6) var(--gutter) var(--space-8);border-bottom:1px solid var(--color-stone);margin-inline:auto}._primaryList_2ee8522,._optionList_2ee8522,._collectionGroups_2ee8522 ul,._materialList_2ee8522{margin:0;padding:0;list-style:none}._primaryList_2ee8522{border-block:1px solid var(--color-stone);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}._primaryList_2ee8522>li{border-right:1px solid var(--color-stone);position:relative}._primaryList_2ee8522>li:last-child{border-right:0}._primaryList_2ee8522>li>a,._collectionMenu_2ee8522>summary{min-height:4rem;padding:var(--space-4) var(--space-6);color:var(--color-ink);font-family:var(--font-serif);letter-spacing:-.02em;justify-content:space-between;align-items:center;font-size:clamp(1.35rem,1.8vw,1.75rem);text-decoration:none;transition:background-color .18s,padding-left .18s;display:flex}._primaryList_2ee8522>li>a:hover,._collectionMenu_2ee8522>summary:hover{padding-left:calc(var(--space-6) + var(--space-2));background:#ffffff47;outline:none}._primaryList_2ee8522>li>a:focus-visible{padding-left:calc(var(--space-6) + var(--space-2));background:#ffffff47;outline:none}._collectionMenu_2ee8522>summary:focus-visible{padding-left:calc(var(--space-6) + var(--space-2));background:#ffffff47;outline:none}._collectionMenu_2ee8522>summary{cursor:pointer;list-style:none}._collectionMenu_2ee8522>summary::-webkit-details-marker{display:none}._materials_2ee8522>summary::-webkit-details-marker{display:none}._collectionMenu_2ee8522>summary:after{content:"+";font-family:var(--font-sans);font-size:.875rem;font-weight:400}._collectionMenu_2ee8522[open]>summary:after{content:"−"}._collectionGroups_2ee8522{z-index:8;width:min(42rem, calc(100vw - 2 * var(--gutter)));padding:var(--space-8);border:1px solid var(--color-stone);background:var(--color-canvas);gap:var(--grid-gap);grid-template-columns:1.5fr 1fr;display:grid;position:absolute;top:100%;left:0}._collectionGroups_2ee8522 p{margin:0 0 var(--space-4);color:var(--color-muted);letter-spacing:.14em;text-transform:uppercase;font-size:.625rem}._collectionGroups_2ee8522 li+li{margin-top:var(--space-3)}._collectionGroups_2ee8522 a,._option_2ee8522,._materialList_2ee8522 a{color:inherit;text-decoration:none}._collectionGroups_2ee8522 a{font-family:var(--font-serif);font-size:clamp(1rem,1.5vw,1.25rem)}._collectionGroups_2ee8522 a:hover,._collectionGroups_2ee8522 a[aria-current=page],._option_2ee8522:hover,._option_2ee8522[aria-current=page],._materialList_2ee8522 a:hover,._materialList_2ee8522 a[aria-current=page]{text-underline-offset:.3em;text-decoration:underline}._collectionGroups_2ee8522 a:focus-visible{text-underline-offset:.3em;text-decoration:underline}._option_2ee8522:focus-visible{text-underline-offset:.3em;text-decoration:underline}._materialList_2ee8522 a:focus-visible{text-underline-offset:.3em;text-decoration:underline}._landing_2ee8522{padding-block:var(--space-6) var(--space-8);border-bottom:0}._materials_2ee8522{margin-top:var(--space-8);padding-block:var(--space-5);border-top:1px solid var(--color-stone)}._materials_2ee8522>summary{cursor:pointer;letter-spacing:.12em;text-transform:uppercase;justify-content:space-between;align-items:center;font-size:.75rem;list-style:none;display:flex}._materials_2ee8522>summary:after{content:"+"}._materials_2ee8522[open]>summary:after{content:"−"}._materialList_2ee8522{margin-top:var(--space-6);padding-top:var(--space-6);border-top:1px solid var(--color-stone);gap:var(--space-4) var(--grid-gap);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}._materialList_2ee8522 a{justify-content:space-between;align-items:baseline;gap:var(--space-3);font-size:.75rem;display:flex}._collectionCount_2ee8522{color:var(--color-muted);font-size:.625rem}._controls_2ee8522{padding-top:var(--space-8);gap:var(--grid-gap);grid-template-columns:minmax(0,1fr) minmax(16rem,1.3fr);display:grid}._filterGroup_2ee8522 summary,._search_2ee8522 label{margin-bottom:var(--space-4);color:var(--color-muted);letter-spacing:.12em;font-size:.6875rem;display:block}._filterGroup_2ee8522 summary{pointer-events:none;list-style:none}._filterGroup_2ee8522 summary::-webkit-details-marker{display:none}._optionList_2ee8522{gap:var(--space-3) var(--space-4);flex-wrap:wrap;font-size:.8125rem;display:flex}._disabled_2ee8522{color:var(--color-stone)}._searchLine_2ee8522{border-bottom:1px solid var(--color-ink);grid-template-columns:1fr auto;display:grid}._searchLine_2ee8522 input,._searchLine_2ee8522 button{background:0 0;border:0;min-height:2.75rem;padding:0}._searchLine_2ee8522 input{min-width:0}._searchLine_2ee8522 button{padding-left:var(--space-4);cursor:pointer}._clear_2ee8522{margin-top:var(--space-6);font-size:.75rem;display:inline-block}@media (min-width:48rem) and (max-width:65rem){._collectionGroups_2ee8522{left:50%;transform:translate(-50%)}}@media (max-width:47.9375rem){._primaryList_2ee8522{grid-template-columns:repeat(3,minmax(0,1fr))}._primaryList_2ee8522>li{border-right:1px solid var(--color-stone)}._primaryList_2ee8522>li:last-child{border-bottom:0}._primaryList_2ee8522>li>a,._collectionMenu_2ee8522>summary{min-height:4rem;padding-inline:var(--space-3);font-size:clamp(1rem,4vw,1.125rem)}._collectionGroups_2ee8522{border:0;border-top:1px solid var(--color-stone);width:calc(300% + 2px);padding:var(--space-6) var(--space-4);grid-template-columns:1fr;margin-left:calc(-100% - 1px);position:static}._collectionMenu_2ee8522[open]{z-index:1;position:relative}._materialList_2ee8522{grid-template-columns:1fr 1fr}._controls_2ee8522{grid-template-columns:1fr}._filterGroup_2ee8522{border-bottom:1px solid var(--color-stone)}._filterGroup_2ee8522 summary{padding-block:var(--space-4);cursor:pointer;pointer-events:auto}._filterGroup_2ee8522[open]{padding-bottom:var(--space-4)}._landing_2ee8522{padding-block:var(--space-5) var(--space-6)}}@media (prefers-reduced-motion:reduce){._primaryList_2ee8522>li>a,._collectionMenu_2ee8522>summary{transition:none}}._section_1552bcc{padding-block:var(--space-8) var(--space-16);border-top:1px solid var(--color-stone);background:var(--color-canvas);scroll-margin-top:10rem}._header_1552bcc{gap:var(--grid-gap);width:min(100%, var(--container-max));margin:0 auto var(--space-6);padding-inline:var(--gutter);grid-template-columns:repeat(12,minmax(0,1fr));align-items:end;display:grid}._header_1552bcc>div{grid-column:1/span 7}._introduction_1552bcc{color:var(--color-muted);grid-column:9/-1;line-height:1.6}._header_1552bcc h2{font-family:var(--font-serif);font-size:clamp(2rem,3vw,3rem);font-weight:400;line-height:1.08}._header_1552bcc h2 span{color:var(--color-muted);font-family:var(--font-sans);letter-spacing:.12em;font-size:.75rem}._spread_1552bcc{width:min(100%, var(--container-max));gap:var(--grid-gap);padding-inline:var(--gutter);background:0 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._image_1552bcc{object-fit:contain;padding:8%}._objectIndex_1552bcc{z-index:1;color:var(--color-muted);letter-spacing:.12em;font-size:9px;position:absolute;top:0;left:0}._identity_1552bcc{margin-top:var(--space-5);gap:var(--space-3);justify-content:space-between;align-items:baseline;display:flex}._identity_1552bcc h3{font-family:var(--font-serif);font-size:clamp(1.45rem,1.8vw,1.9rem);font-weight:400;line-height:1.08}._identity_1552bcc p{color:var(--color-muted);font-size:.75rem}._secondaryGroup_1552bcc ._identity_1552bcc{flex-direction:column;align-items:flex-start}._secondaryGroup_1552bcc ._identity_1552bcc h3{font-size:clamp(1.4rem,1.8vw,1.8rem)}._facts_1552bcc{margin-top:var(--space-3);gap:var(--space-2) 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h2{font-size:clamp(1.75rem,7vw,2.25rem)}._spread_1552bcc{grid-template-columns:1fr;gap:4.5rem}._primary_1552bcc,._secondaryGroup_1552bcc{grid-column:1}._secondaryGroup_1552bcc{grid-template-columns:1fr;gap:4.5rem}._secondaryGroup_1552bcc article:first-child,._secondaryGroup_1552bcc article:last-child{width:100%;margin-left:0}._identity_1552bcc,._secondaryGroup_1552bcc ._identity_1552bcc{flex-direction:column;align-items:flex-start}._identity_1552bcc h3,._secondaryGroup_1552bcc ._identity_1552bcc h3{font-size:clamp(1.5rem,8vw,1.875rem)}}._page_235c08d{background:var(--color-canvas);padding-bottom:var(--space-24)}._introduction_235c08d{width:min(100%, var(--container-max));padding:clamp(2.5rem, 4vw, 3.5rem) var(--gutter) clamp(2rem, 3vw, 2.5rem);gap:var(--grid-gap);border-bottom:1px solid var(--color-stone);grid-template-columns:repeat(12,minmax(0,1fr));align-items:end;margin-inline:auto;display:grid}._eyebrow_235c08d{padding-top:var(--space-3);color:var(--color-muted);letter-spacing:.12em;text-transform:uppercase;grid-column:1/span 2;align-self:start;font-size:.75rem}._titleBlock_235c08d{grid-column:3/span 6}._title_235c08d{letter-spacing:-.025em;font-size:clamp(3.5rem,4.5vw,4.5rem);line-height:1.08}._title_235c08d:where(:lang(zh)){font-size:clamp(3rem,4.2vw,4rem)}._equation_235c08d{margin-top:var(--space-5);letter-spacing:.16em;font-size:.75rem}._introRegister_235c08d{grid-column:9/-1}._deck_235c08d{max-width:30rem;color:var(--color-graphite);line-height:1.65}._count_235c08d{margin-top:var(--space-5);color:var(--color-muted);letter-spacing:.08em;font-size:.6875rem}._resultSummary_235c08d{width:min(100%, var(--container-max));padding:var(--space-8) var(--gutter) 0;color:var(--color-muted);letter-spacing:.08em;text-align:right;text-transform:uppercase;margin:0 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var(--color-ink);outline-offset:6px}._subcategoryImage_235c08d{aspect-ratio:4/5;background:0 0;position:relative}._subcategoryImage_235c08d img{object-fit:contain;padding:8%}._subcategoryCaption_235c08d{justify-content:center;align-items:baseline;gap:var(--space-3);padding-top:var(--space-5);display:flex}._subcategoryName_235c08d{font-family:var(--font-serif);text-align:center;font-size:clamp(1.45rem,1.8vw,1.9rem);font-weight:400;line-height:1.08}._subcategoryCount_235c08d{color:var(--color-muted);flex-shrink:0;font-size:.6875rem}@media (max-width:63.9375rem){._subcategoryDirectory_235c08d ul{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:48rem) and (max-width:63.9375rem){._catalogueTail_235c08d{grid-template-columns:repeat(2,minmax(0,1fr))}}._productGroups_235c08d{width:min(100%, var(--container-max));margin:var(--space-12) auto 0;padding-inline:var(--gutter)}._productGroup_235c08d+._productGroup_235c08d{margin-top:clamp(6rem,10vw,10rem)}._productGroup_235c08d>h2{padding-bottom:var(--space-5);border-bottom:1px solid var(--color-stone);font-family:var(--font-serif);letter-spacing:-.025em;margin:0;font-size:clamp(1.75rem,2.8vw,2.5rem);font-weight:400}._productGroup_235c08d ._catalogueTail_235c08d{width:100%;margin-top:var(--space-10);padding-inline:0}._empty_235c08d{width:min(100%, var(--container-max));padding:clamp(8rem, 15vw, 14rem) var(--gutter);text-align:center;margin-inline:auto}._empty_235c08d p{margin-bottom:var(--space-4);font-family:var(--font-serif);font-size:clamp(2rem,4vw,3.5rem)}@media (max-width:47.9375rem){._catalogueTail_235c08d{grid-template-columns:1fr}._subcategoryDirectory_235c08d ul{gap:var(--space-16);grid-template-columns:1fr}._subcategoryName_235c08d{font-size:clamp(1.5rem,8vw,1.875rem)}._introduction_235c08d{padding-block:var(--space-8);gap:var(--space-5);grid-template-columns:1fr}._eyebrow_235c08d,._titleBlock_235c08d,._introRegister_235c08d{grid-column:1}._eyebrow_235c08d{padding-top:0}._title_235c08d{font-size:clamp(2rem,8.8vw,2.625rem)}._equation_235c08d{margin-top:var(--space-6)}._introRegister_235c08d{margin-top:var(--space-3)}._count_235c08d{margin-top:var(--space-6)}._catalogueTail_235c08d{margin-top:var(--space-8)}}