.lz-p1{--p1-navy:#172d46;--p1-pale:#edf2f8;--p1-line:#d5dfeb}
.lz-p1 .p1-hero{max-width:920px;margin:0 0 30px}
html[lang] .lz-p1 h1{font-size:42px;line-height:1.4;letter-spacing:-.015em;margin-bottom:22px}
.lz-p1 .p1-intro{max-width:820px;color:var(--lz-muted);font-size:15px}
.lz-p1 .p1-takeaways{padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;gap:12px 30px;list-style:none;font-size:14px;font-weight:700}
.lz-p1 .p1-takeaways li{padding-left:12px;border-left:3px solid #c59b32}
.lz-p1 .p1-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 40px}
.lz-p1 .p1-points article{padding-top:18px;border-top:2px solid #c6a047}
.lz-p1 .p1-points p,.lz-p1 .lz-section>p{font-size:15px;color:var(--lz-muted)}
.lz-p1 .p1-points p:last-child{margin-bottom:0}
.lz-p1 .p1-points:has(>article:nth-child(3):last-child){grid-template-columns:repeat(3,minmax(0,1fr))}
.lz-p1 .p1-source{display:block;font-size:12px;font-weight:400;text-decoration:underline;text-underline-offset:4px;margin:9px 0 0;overflow-wrap:anywhere}
.lz-p1 .p1-flow{margin:32px 0 0;padding:24px 28px;background:var(--p1-pale)}
.lz-p1 figcaption{font-size:13px;font-weight:700;color:var(--lz-blue);margin-bottom:18px}
.lz-p1 .p1-flow ol{list-style:none;margin:0;padding:0;display:flex;gap:28px}
.lz-p1 .p1-flow li{flex:1;min-width:0;position:relative}
.lz-p1 .p1-flow li+li:before{content:'→';position:absolute;left:-22px;top:0;color:#9a7726}
.lz-p1 .p1-flow strong,.lz-p1 .p1-flow span{display:block}
.lz-p1 .p1-flow strong{font-size:16px;margin-bottom:6px}
.lz-p1 .p1-flow span{font-size:12px;color:var(--lz-muted)}
.lz-p1 .p1-subheading{margin-top:30px}
.lz-p1 .p1-table{width:100%;max-width:100%;overflow-x:auto;border-top:2px solid var(--lz-blue);margin:22px 0}
.lz-p1 .p1-table:focus-visible{outline:3px solid #c58b00;outline-offset:4px}
.lz-p1 table{width:100%;min-width:620px;border-collapse:collapse;font-size:14px;line-height:1.9;text-align:left}
.lz-p1 .p1-table-wide table{min-width:840px}
.lz-p1 th,.lz-p1 td{padding:16px 20px;vertical-align:top;border-bottom:1px solid var(--p1-line)}
.lz-p1 thead{background:var(--p1-pale)}
.lz-p1 tbody th{width:21%;font-weight:700}
.lz-p1 tbody td{color:var(--lz-muted)}
.lz-p1 .p1-table-wide tbody th{width:17%}
.lz-p1 .p1-table-wide tbody td:nth-child(2){width:20%}
.lz-p1 .p1-table-wide tbody td:nth-child(3){width:25%}
.lz-p1 .p1-callout{padding:20px 24px;background:var(--p1-pale);border-left:3px solid #c59b32;margin:24px 0 0}
.lz-p1 .p1-callout p{font-size:14px;color:var(--lz-muted);margin:0}
.lz-p1 .p1-tonnes{margin:26px 0;padding:30px 36px;background:var(--p1-navy);color:#fff;border-top:4px solid var(--lz-gold)}
.lz-p1 .p1-tonnes figcaption{color:#f4ce6b}
.lz-p1 .p1-tonne-numbers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-bottom:24px}
.lz-p1 .p1-tonne-numbers span{display:block;font-size:13px;color:#c4d5ec}
.lz-p1 .p1-tonne-numbers strong{font-size:54px;line-height:1.4;font-weight:700;letter-spacing:-.025em}
.lz-p1 .p1-tonne-numbers div:last-child strong{color:#f4ce6b}
.lz-p1 .p1-tonne-numbers small{font-size:16px;font-weight:500}
.lz-p1:not([lang="zh"]) .p1-tonne-numbers small{display:block;font-size:13px;letter-spacing:0}
.lz-p1 .p1-mass-bar{height:18px;display:flex;gap:3px}
.lz-p1 .p1-dry-mass{background:#a8c1e3}
.lz-p1 .p1-water-mass{background:var(--lz-gold)}
.lz-p1 .p1-mass-labels{display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#dce6f3;margin:10px 0 24px}
.lz-p1 .p1-formula{font-size:17px;line-height:1.7;padding-top:20px;border-top:1px solid #ffffff33}
.lz-p1 .p1-worked{font-size:22px;font-weight:700;color:#f4ce6b;margin-bottom:0}
.lz-p1 .p1-records{margin:0}
.lz-p1 .p1-records>div{display:grid;grid-template-columns:170px 1fr;gap:26px;padding:18px 0;border-top:1px solid var(--p1-line)}
.lz-p1 .p1-records dt{font-size:16px;font-weight:700}
.lz-p1 .p1-records dd{margin:0;font-size:15px;color:var(--lz-muted)}
.lz-p1 .p1-milestones{margin:30px 0 0;padding:24px 28px;background:var(--p1-navy);color:#fff}
.lz-p1 .p1-milestones figcaption{color:#f4ce6b}
.lz-p1 .p1-milestones>div{display:grid;grid-template-columns:140px 1fr;gap:20px;border-top:1px solid #ffffff33;padding:14px 0}
.lz-p1 .p1-milestones strong{font-size:16px;color:#f4ce6b}
.lz-p1 .p1-milestones span{font-size:14px;color:#dce6f3}
.lz-p1 .p1-copy{background:#f3f5f8;padding:24px 28px;border:1px solid var(--p1-line);margin-top:28px}
.lz-p1 .p1-copy pre{font-family:inherit;font-size:14px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere;margin:14px 0}
.lz-p1 .p1-copy button{border:0;background:none;padding:0;color:var(--lz-blue);cursor:pointer}
.lz-p1 .p1-copy [role=status]{font-size:13px;margin:8px 0 0}
.lz-p1 .lz-faq details{border-top:1px solid var(--p1-line);padding:18px 0}
.lz-p1 .lz-faq summary{display:flex;justify-content:space-between;gap:18px;cursor:pointer;font-size:16px;font-weight:700;list-style:none}
.lz-p1 .lz-faq summary::-webkit-details-marker{display:none}
.lz-p1 .lz-faq p{margin:15px 0 0;color:var(--lz-muted);font-size:15px}
.lz-p1 .p1-related{padding:32px 0}
.lz-p1 .p1-related>div{display:flex;flex-wrap:wrap;gap:14px 28px}
.lz-p1 .p1-related a{font-size:14px;text-decoration:underline;text-underline-offset:4px}
.lz-p1 .p1-reference-note{max-width:900px;padding-bottom:32px}
@media(max-width:1000px){html[lang] .lz-p1 h1{font-size:35px}.lz-p1 .p1-flow ol{flex-wrap:wrap}.lz-p1 .p1-flow li{flex:1 1 30%}.lz-p1 .p1-flow li+li:before{display:none}.lz-p1 .p1-tonne-numbers strong{font-size:46px}.lz-p1 .p1-points:has(>article:nth-child(3):last-child){grid-template-columns:1fr}}
@media(max-width:700px){html[lang] .lz-p1 h1{font-size:29px;line-height:1.45}.lz-p1 .p1-hero{margin-bottom:26px}.lz-p1 .p1-takeaways{display:grid;gap:12px;margin-top:22px}.lz-p1 .p1-points{grid-template-columns:1fr;gap:22px}.lz-p1 .p1-flow{padding:20px}.lz-p1 .p1-flow ol{display:grid;grid-template-columns:1fr 1fr;gap:20px 16px}.lz-p1 .p1-flow strong{font-size:14px}.lz-p1 .p1-flow span{font-size:12px}.lz-p1 th,.lz-p1 td{padding:14px}.lz-p1 .p1-callout{padding:18px 20px}.lz-p1 .p1-tonnes{padding:22px 20px}.lz-p1 .p1-tonne-numbers{gap:12px}.lz-p1 .p1-tonne-numbers span{font-size:11px}.lz-p1 .p1-tonne-numbers strong{font-size:34px}.lz-p1 .p1-tonne-numbers small{font-size:12px}.lz-p1 .p1-formula{font-size:14px}.lz-p1 .p1-worked{font-size:18px}.lz-p1 .p1-records>div{grid-template-columns:1fr;gap:6px;padding:15px 0}.lz-p1 .p1-milestones{padding:20px}.lz-p1 .p1-milestones>div{grid-template-columns:1fr;gap:5px}.lz-p1 .p1-copy{padding:20px}.lz-p1 .p1-related>div{display:grid;gap:14px}}