.stone-card-image[data-astro-cid-tu6ztc35]{background:radial-gradient(at 50% 25%,#fff,#eef1ec)}.stone-card-visual-type[data-astro-cid-tu6ztc35]{color:#506664;background:#ffffffda;border-radius:4px;padding:2px 6px;font-size:10px;position:absolute;top:10px;left:12px}.stone-card[data-astro-cid-tu6ztc35] p[data-astro-cid-tu6ztc35]{font-size:14px;line-height:1.8}.comparison[data-astro-cid-4bovdw3m]{background:#e8f1e8;border:1px solid #d6e5d7;border-radius:20px;margin:0 0 34px;padding:25px}.comparison-heading[data-astro-cid-4bovdw3m] h2[data-astro-cid-4bovdw3m]{color:var(--deep);margin:8px 0 5px;font-size:25px;line-height:1.45}.comparison-heading[data-astro-cid-4bovdw3m] p[data-astro-cid-4bovdw3m]{color:var(--muted);margin:0 0 18px;font-size:13px}.comparison-grid[data-astro-cid-4bovdw3m]{grid-template-columns:repeat(3,minmax(0,1fr));gap:11px;display:grid}.comparison-card[data-astro-cid-4bovdw3m]{background:#fff;border-radius:12px;min-width:0;margin:0;overflow:hidden}.comparison-photo[data-astro-cid-4bovdw3m]{background:#16241e;position:relative}.comparison-photo[data-astro-cid-4bovdw3m] img[data-astro-cid-4bovdw3m]{aspect-ratio:4/3;object-fit:contain;width:100%}.photo-letter[data-astro-cid-4bovdw3m]{z-index:1;width:28px;height:28px;color:var(--deep);background:#fff;border-radius:50%;place-items:center;font-size:12px;font-weight:900;display:grid;position:absolute;top:9px;left:9px}.comparison-card[data-astro-cid-4bovdw3m] figcaption[data-astro-cid-4bovdw3m]{padding:10px 11px 12px;line-height:1.5}.comparison-card[data-astro-cid-4bovdw3m] figcaption[data-astro-cid-4bovdw3m] strong[data-astro-cid-4bovdw3m]{color:var(--deep);font-size:12px;display:block}.comparison-card[data-astro-cid-4bovdw3m] figcaption[data-astro-cid-4bovdw3m] span[data-astro-cid-4bovdw3m]{color:#73857b;margin-top:4px;font-size:10px;display:block}.comparison-answer[data-astro-cid-4bovdw3m]{background:#fff;border:1px solid #d1ded3;border-radius:11px;margin-top:13px;padding:0 16px}.comparison-answer[data-astro-cid-4bovdw3m] summary[data-astro-cid-4bovdw3m]{color:var(--deep);cursor:pointer;justify-content:space-between;align-items:center;gap:12px;padding:13px 0;font-size:13px;font-weight:900;list-style:none;display:flex}.comparison-answer[data-astro-cid-4bovdw3m] summary[data-astro-cid-4bovdw3m]::-webkit-details-marker{display:none}.comparison-answer[data-astro-cid-4bovdw3m] summary[data-astro-cid-4bovdw3m] span[data-astro-cid-4bovdw3m]{color:var(--orange);font-size:20px}.comparison-answer[data-astro-cid-4bovdw3m][open] summary[data-astro-cid-4bovdw3m] span[data-astro-cid-4bovdw3m]{transform:rotate(45deg)}.comparison-answer[data-astro-cid-4bovdw3m] p[data-astro-cid-4bovdw3m]{margin:0 0 12px;font-size:13px;line-height:1.75}.comparison-credit[data-astro-cid-4bovdw3m]{color:var(--muted);font-size:11px!important}.comparison-credit[data-astro-cid-4bovdw3m] a[data-astro-cid-4bovdw3m]{text-decoration:underline}@media (width<=680px){.comparison[data-astro-cid-4bovdw3m]{padding:17px}.comparison-grid[data-astro-cid-4bovdw3m]{grid-template-columns:1fr}.comparison-card[data-astro-cid-4bovdw3m]{grid-template-columns:42% 58%;display:grid}.comparison-photo[data-astro-cid-4bovdw3m] img[data-astro-cid-4bovdw3m]{aspect-ratio:auto;height:132px}.comparison-card[data-astro-cid-4bovdw3m] figcaption[data-astro-cid-4bovdw3m]{flex-direction:column;justify-content:center;padding:12px;display:flex}.comparison-heading[data-astro-cid-4bovdw3m] h2[data-astro-cid-4bovdw3m]{font-size:22px}}.comparison-photo[data-astro-cid-4bovdw3m] img[data-astro-cid-4bovdw3m]{height:auto}@media (width<=680px){.comparison-photo[data-astro-cid-4bovdw3m] img[data-astro-cid-4bovdw3m]{height:132px}}.research-diagram[data-astro-cid-lebcmo6t]{background:#edf4ee;border:1px solid #d6e5d7;border-radius:20px;margin:0 0 35px;padding:24px}.diagram-label[data-astro-cid-lebcmo6t]{color:#386848;font-size:12px;font-weight:900}.research-diagram[data-astro-cid-lebcmo6t] h2[data-astro-cid-lebcmo6t]{border:0;margin:8px 0 12px;padding:0;font-size:26px;line-height:1.5}.research-diagram[data-astro-cid-lebcmo6t] .diagram-introduction[data-astro-cid-lebcmo6t]{margin:0 0 20px;font-size:15px}.research-diagram[data-astro-cid-lebcmo6t] figure[data-astro-cid-lebcmo6t]{margin:0}.research-steps[data-astro-cid-lebcmo6t]{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none;display:grid}.research-steps[data-astro-cid-lebcmo6t] li[data-astro-cid-lebcmo6t]{background:#fffdf9;border:1px solid #d7e2d8;border-radius:13px;min-width:0;padding:14px}.step-picture[data-astro-cid-lebcmo6t]{width:100%;height:135px;display:block}.step-copy[data-astro-cid-lebcmo6t]>span[data-astro-cid-lebcmo6t]{color:#477057;font-size:11px;font-weight:900}.research-diagram[data-astro-cid-lebcmo6t] .step-copy[data-astro-cid-lebcmo6t] h3[data-astro-cid-lebcmo6t]{letter-spacing:0;margin:5px 0 8px;font-size:17px;line-height:1.6}.research-diagram[data-astro-cid-lebcmo6t] .step-copy[data-astro-cid-lebcmo6t] p[data-astro-cid-lebcmo6t]{margin:0;font-size:14px;line-height:1.85}.research-diagram[data-astro-cid-lebcmo6t] figcaption[data-astro-cid-lebcmo6t]{color:#4c6256;margin-top:17px;font-size:12px;line-height:1.8}.research-diagram[data-astro-cid-lebcmo6t] figcaption[data-astro-cid-lebcmo6t] a[data-astro-cid-lebcmo6t]{overflow-wrap:anywhere}.news-words[data-astro-cid-lebcmo6t]{background:#fffdf9;border:1px solid #d7e2d8;border-radius:12px;margin-top:20px;padding:0 16px}.news-words[data-astro-cid-lebcmo6t] summary[data-astro-cid-lebcmo6t]{cursor:pointer;padding:14px 0;font-size:14px;font-weight:800}.news-words[data-astro-cid-lebcmo6t] dl[data-astro-cid-lebcmo6t]{margin:0;padding-bottom:12px}.news-words[data-astro-cid-lebcmo6t] dl[data-astro-cid-lebcmo6t]>div[data-astro-cid-lebcmo6t]+div[data-astro-cid-lebcmo6t]{border-top:1px solid var(--line);margin-top:15px;padding-top:15px}.news-words[data-astro-cid-lebcmo6t] dt[data-astro-cid-lebcmo6t]{color:var(--deep);padding-top:9px;font-size:15px;font-weight:800}.news-words[data-astro-cid-lebcmo6t] dd[data-astro-cid-lebcmo6t]{margin:7px 0 0;font-size:14px;line-height:1.8}.news-words[data-astro-cid-lebcmo6t] rt[data-astro-cid-lebcmo6t]{font-size:10px;font-weight:400}@media (width<=600px){.research-diagram[data-astro-cid-lebcmo6t]{padding:17px}.research-diagram[data-astro-cid-lebcmo6t] h2[data-astro-cid-lebcmo6t]{font-size:23px}.research-steps[data-astro-cid-lebcmo6t]{grid-template-columns:1fr}.research-steps[data-astro-cid-lebcmo6t] li[data-astro-cid-lebcmo6t]{grid-template-columns:76px minmax(0,1fr);gap:10px;padding:12px;display:grid}.step-picture[data-astro-cid-lebcmo6t]{align-self:center;height:100px}.research-diagram[data-astro-cid-lebcmo6t] .step-copy[data-astro-cid-lebcmo6t] h3[data-astro-cid-lebcmo6t]{font-size:16px}.research-diagram[data-astro-cid-lebcmo6t] .step-copy[data-astro-cid-lebcmo6t] p[data-astro-cid-lebcmo6t]{font-size:14px}}.classification-guide[data-astro-cid-3dva6ppd]{color:#344940;background:#edf4ee;border:1px solid #d5e2d7;border-radius:18px;margin:0 0 32px;padding:24px}.classification-guide[data-astro-cid-3dva6ppd] h2[data-astro-cid-3dva6ppd]{color:var(--deep);border:0;margin:0 0 14px;padding:0;font-size:25px;line-height:1.5}.classification-guide[data-astro-cid-3dva6ppd]>p[data-astro-cid-3dva6ppd]{margin:0 0 22px;font-size:15px;line-height:1.9}.classification-guide[data-astro-cid-3dva6ppd] h3[data-astro-cid-3dva6ppd]{color:var(--deep);margin:25px 0 15px;font-size:18px;line-height:1.6}.material-cards[data-astro-cid-3dva6ppd]{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.material-cards[data-astro-cid-3dva6ppd]>div[data-astro-cid-3dva6ppd]{background:#fffdf9;border:1px solid #d7e2d8;border-radius:12px;padding:14px}.material-cards[data-astro-cid-3dva6ppd] svg[data-astro-cid-3dva6ppd]{width:100%;height:95px;margin-bottom:14px;display:block}.material-cards[data-astro-cid-3dva6ppd] strong[data-astro-cid-3dva6ppd]{color:var(--deep);padding-top:10px;font-size:17px;display:block}.material-cards[data-astro-cid-3dva6ppd] p[data-astro-cid-3dva6ppd]{margin:10px 0 0;font-size:14px;line-height:1.85}.classification-guide[data-astro-cid-3dva6ppd] .guide-limit[data-astro-cid-3dva6ppd]{color:#4c6256;margin:14px 0 20px;font-size:12px}.formation-list[data-astro-cid-3dva6ppd]{background:#fffdf9;border-radius:12px;margin:0;padding:10px 16px}.formation-list[data-astro-cid-3dva6ppd]>div[data-astro-cid-3dva6ppd]{grid-template-columns:110px minmax(0,1fr);gap:15px;padding:16px 0;display:grid}.formation-list[data-astro-cid-3dva6ppd]>div[data-astro-cid-3dva6ppd]+div[data-astro-cid-3dva6ppd]{border-top:1px solid var(--line)}.formation-list[data-astro-cid-3dva6ppd] dt[data-astro-cid-3dva6ppd]{padding-top:9px;font-size:16px;font-weight:800}.formation-list[data-astro-cid-3dva6ppd] dd[data-astro-cid-3dva6ppd]{margin:0;font-size:14px;line-height:1.85}.classification-guide[data-astro-cid-3dva6ppd] rt[data-astro-cid-3dva6ppd]{font-size:10px;font-weight:400}.classification-guide[data-astro-cid-3dva6ppd] .glass-example[data-astro-cid-3dva6ppd]{background:#fffdf9;border-left:4px solid #668c70;margin:22px 0;padding:17px;font-size:14px}.classification-guide[data-astro-cid-3dva6ppd] .classification-source[data-astro-cid-3dva6ppd]{margin:0;font-size:12px}.classification-source[data-astro-cid-3dva6ppd] a[data-astro-cid-3dva6ppd]{color:#247765;text-decoration:underline}.classification-guide[data-astro-cid-3dva6ppd].compact{background:0 0;border:0;margin:0;padding:20px 0 0}.classification-guide[data-astro-cid-3dva6ppd].compact h2[data-astro-cid-3dva6ppd]{font-size:23px}@media (width<=600px){.classification-guide[data-astro-cid-3dva6ppd]{padding:17px}.classification-guide[data-astro-cid-3dva6ppd] h2[data-astro-cid-3dva6ppd]{font-size:23px}.material-cards[data-astro-cid-3dva6ppd]{grid-template-columns:1fr}.material-cards[data-astro-cid-3dva6ppd]>div[data-astro-cid-3dva6ppd]{grid-template-columns:65px minmax(0,1fr);gap:0 12px;display:grid}.material-cards[data-astro-cid-3dva6ppd] svg[data-astro-cid-3dva6ppd]{grid-row:span 2;align-self:center;height:80px;margin:0}.material-cards[data-astro-cid-3dva6ppd] strong[data-astro-cid-3dva6ppd]{padding-top:12px;font-size:16px}.material-cards[data-astro-cid-3dva6ppd] p[data-astro-cid-3dva6ppd]{margin-top:8px}.formation-list[data-astro-cid-3dva6ppd]>div[data-astro-cid-3dva6ppd]{grid-template-columns:1fr;gap:10px}.formation-list[data-astro-cid-3dva6ppd] dt[data-astro-cid-3dva6ppd]{padding-top:12px}}.story-cover[data-astro-cid-pcyipuhf]{padding-top:32px}.story-cover[data-astro-cid-pcyipuhf]+.story-head[data-astro-cid-pcyipuhf]{padding-top:0}.story-next[data-astro-cid-pcyipuhf]{color:#5c7651;background:#e7eddf;border:1px solid #d1ddc8;border-radius:11px;padding:23px}.story-next[data-astro-cid-pcyipuhf] strong[data-astro-cid-pcyipuhf]{font-size:16px;line-height:1.8}.story-next[data-astro-cid-pcyipuhf] p[data-astro-cid-pcyipuhf]{font-size:12px;line-height:1.9}.story-next[data-astro-cid-pcyipuhf] a[data-astro-cid-pcyipuhf]{border-top:1px solid #cbd8bf;padding:13px 0;font-size:12px;display:block}.story-head[data-astro-cid-pcyipuhf]{padding-top:42px;padding-bottom:38px}.story-head[data-astro-cid-pcyipuhf] .eyebrow[data-astro-cid-pcyipuhf]{margin-top:55px}.story-head[data-astro-cid-pcyipuhf] h1[data-astro-cid-pcyipuhf]{color:var(--deep);margin:17px 0;font-size:clamp(33px,4.8vw,58px);line-height:1.36}.story-meta[data-astro-cid-pcyipuhf]{border-top:1px solid var(--line);color:#8a988f;flex-wrap:wrap;gap:24px;margin-top:30px;padding-top:17px;font-size:11px;font-weight:800;display:flex}.story-article[data-astro-cid-pcyipuhf]{padding-bottom:15px}.story-content-grid[data-astro-cid-pcyipuhf]{grid-template-columns:minmax(0,800px) 280px;align-items:start;gap:40px;width:min(1140px,100% - 48px);margin:0 auto;display:grid}.story-content-grid[data-astro-cid-pcyipuhf] .article-body[data-astro-cid-pcyipuhf]{min-width:0}.story-sidebar[data-astro-cid-pcyipuhf]{position:sticky;top:110px}.answer-box[data-astro-cid-pcyipuhf]{border-left:5px solid var(--orange);background:#fff4dc;border-radius:12px;margin:0 0 27px;padding:19px 23px}.answer-box[data-astro-cid-pcyipuhf] span[data-astro-cid-pcyipuhf]{letter-spacing:.1em;color:#a66439;font-size:11px;font-weight:900}.answer-box[data-astro-cid-pcyipuhf] p[data-astro-cid-pcyipuhf]{color:var(--deep);margin:7px 0 0;font-size:17px;font-weight:400;line-height:1.9}.article-more[data-astro-cid-pcyipuhf]{padding-bottom:0}.article-more[data-astro-cid-pcyipuhf] .story-grid[data-astro-cid-pcyipuhf]{grid-template-columns:repeat(2,minmax(0,1fr))}.article-related[data-astro-cid-pcyipuhf] .stone-grid[data-astro-cid-pcyipuhf]{grid-template-columns:repeat(3,minmax(0,1fr))}@media (width<=960px){.story-content-grid[data-astro-cid-pcyipuhf]{width:min(800px,100% - 48px);display:block}.story-sidebar[data-astro-cid-pcyipuhf]{display:none}}@media (width<=740px){.story-head[data-astro-cid-pcyipuhf]{padding-top:32px}.story-head[data-astro-cid-pcyipuhf] .eyebrow[data-astro-cid-pcyipuhf]{margin-top:42px}.article-related[data-astro-cid-pcyipuhf] .stone-grid[data-astro-cid-pcyipuhf]{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=500px){.article-related[data-astro-cid-pcyipuhf] .stone-grid[data-astro-cid-pcyipuhf],.article-more[data-astro-cid-pcyipuhf] .story-grid[data-astro-cid-pcyipuhf]{grid-template-columns:1fr}}