.bb{--bb-ink:#18232b;--bb-paper:#edf0ed;--bb-accent:#254d18;--bb-tint:#dce8ce;--bb-line:#bac5bb;--bb-heading-font:ui-monospace,monospace;}
/* Native blog components. All content styles remain inside .bb. */
.bb{color:var(--bb-ink);background:var(--bb-paper);padding:clamp(28px,5vw,72px) clamp(20px,5vw,72px) clamp(56px,7vw,100px);line-height:1.65;overflow-wrap:anywhere}
.bb *{box-sizing:border-box}
.bb a{color:inherit;text-underline-offset:.2em}
.bb a:focus-visible{outline:3px solid var(--bb-accent);outline-offset:5px}
.bb-masthead,.bb-listing,.bb-topics,.bb-article-header,.bb-article{max-width:1200px;margin-left:auto;margin-right:auto}
.bb-masthead{padding:18px 0 48px;border-bottom:1px solid var(--bb-line);display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:end}
.bb .bb-eyebrow{font:600 12px/1.5 Arial,sans-serif;text-transform:uppercase;letter-spacing:.14em;margin:0 0 22px;color:var(--bb-accent)}
.bb h1{font:500 clamp(42px,5.4vw,78px)/1.06 var(--bb-heading-font);letter-spacing:-.045em;text-wrap:balance;margin:0;max-width:1000px}
.bb-introduction{max-width:480px;font-size:18px;padding-bottom:4px}
.bb-introduction p{margin:0}
.bb-topics{display:flex;flex-wrap:wrap;gap:10px;padding:24px 0 0}
.bb-topics a{border:1px solid var(--bb-line);border-radius:30px;padding:7px 16px;font-size:14px;text-decoration:none;min-height:40px;display:inline-flex;align-items:center}
.bb-topics a[aria-current],.bb-topics a:hover{background:var(--bb-tint);border-color:var(--bb-ink)}
.bb-section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:32px 0 24px}
.bb .bb-section-heading h2{font:600 16px/1.4 Arial,sans-serif;letter-spacing:0;margin:0}
.bb-section-heading>a{font-size:13px;white-space:nowrap}
.bb-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:38px 32px}
.bb-card{min-width:0;position:relative;border-bottom:1px solid var(--bb-line);padding-bottom:28px}
.bb-card-image{display:block;overflow:hidden;margin-bottom:24px;background:var(--bb-tint)}
.bb-card-image img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;transition:transform .25s}
.bb-card-image:hover img{transform:scale(1.025)}
.bb-number{display:none}
.bb-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;font-size:12px;line-height:1.5;margin:0 0 14px}
.bb-meta a{color:var(--bb-accent)}
.bb .bb-card h3{font:500 clamp(24px,2.4vw,34px)/1.15 var(--bb-heading-font);letter-spacing:-.025em;margin:0 0 16px;text-wrap:balance}
.bb-card h3 a{text-decoration:none}
.bb-card h3 a:hover{text-decoration:underline}
.bb .bb-excerpt{font-size:16px;line-height:1.7;margin:0 0 20px}
.bb-read{display:inline-flex;gap:12px;align-items:center;min-height:40px;font-size:14px;font-weight:600}
.bb-empty{display:grid;grid-template-columns:180px 1fr;gap:48px;align-items:center;min-height:300px;padding:44px;background:var(--bb-tint)}
.bb-empty-mark{min-height:170px;border:1px solid var(--bb-line);padding:22px;color:var(--bb-accent);display:flex;flex-direction:column;gap:12px}
.bb-empty-mark span{font:500 58px/1 var(--bb-heading-font);margin-bottom:12px}
.bb-empty-mark i{display:block;height:1px;background:currentColor;width:100%}
.bb-empty-mark i:last-child{width:60%}
.bb .bb-empty h3{font:500 clamp(26px,3.1vw,42px)/1.15 var(--bb-heading-font);letter-spacing:-.025em;max-width:650px;margin:0 0 20px}
.bb .bb-empty p{max-width:630px;margin:0 0 24px;font-size:17px;line-height:1.7}
.bb-empty-links{display:flex;flex-wrap:wrap;gap:14px 28px;font-size:14px;font-weight:600}
.bb-empty-links a{display:inline-flex;align-items:center;min-height:44px}
.bb .navigation.pagination{margin:44px 0 0}
.bb .nav-links{display:flex;flex-wrap:wrap;gap:10px}
.bb .page-numbers,.bb-pagination>a,.bb-pagination>span{display:inline-flex;justify-content:center;align-items:center;padding:8px 14px;min-width:42px;min-height:44px;border:1px solid var(--bb-line);text-decoration:none}
.bb .page-numbers.current,.bb-pagination>.current{background:var(--bb-tint);border-color:var(--bb-ink);font-weight:bold}
.bb .screen-reader-text{border:0;clip:rect(1px,1px,1px,1px);clip-path:inset(50%);height:1px;width:1px;margin:-1px;overflow:hidden;padding:0;position:absolute!important;word-wrap:normal!important}
.bb-article-header{max-width:1000px;padding:0 0 40px}
.bb-back{display:inline-block;font-size:14px;margin:0 0 30px}
.bb .bb-article-header h1{max-width:1000px;font-size:clamp(38px,4.8vw,68px)}
.bb .bb-deck{max-width:800px;font-size:21px;line-height:1.6;margin:26px 0 0}
.bb-article{max-width:1000px}
.bb-feature{margin:0 0 42px}
.bb-feature img{display:block;width:100%;height:auto;max-height:720px;object-fit:cover}
.bb-prose{max-width:750px;margin:0 auto;font-size:18px;line-height:1.8}
.bb-prose:after{content:"";display:block;clear:both}
.bb .bb-prose p{margin:0 0 1.4em}
.bb .bb-prose h2,.bb .bb-prose h3,.bb .bb-prose h4{font-family:var(--bb-heading-font);line-height:1.2;letter-spacing:-.025em;margin:1.6em 0 .65em;clear:both}
.bb .bb-prose h2{font-size:clamp(28px,3vw,38px)}
.bb .bb-prose h3{font-size:clamp(23px,2.5vw,29px)}
.bb .bb-prose h4{font-size:22px}
.bb-prose a{text-decoration:underline;color:var(--bb-accent)}
.bb-prose img,.bb-prose video{max-width:100%;height:auto}
.bb-prose iframe{max-width:100%}
.bb-prose figure{max-width:100%;margin:28px 0}
.bb-prose figcaption{font-size:14px;text-align:left;line-height:1.5;margin-top:10px}
.bb-prose ul,.bb-prose ol{padding-left:1.5em;margin:0 0 1.4em}
.bb-prose li{margin-bottom:.5em}
.bb-prose blockquote{margin:30px 0;padding:18px 24px;border-left:4px solid var(--bb-accent);background:var(--bb-tint)}
.bb-prose blockquote p:last-child{margin-bottom:0}
.bb-prose pre{overflow:auto;padding:22px;background:var(--bb-tint);font-size:14px;line-height:1.7;max-width:100%}
.bb-prose code{font-size:.85em;overflow-wrap:anywhere}
.bb-prose .wp-block-table{overflow-x:auto;max-width:100%}
.bb-prose table{width:100%;min-width:0;max-width:100%;border-collapse:collapse;font-size:16px;table-layout:fixed}
.bb-prose th,.bb-prose td{border:1px solid var(--bb-line);padding:12px;text-align:left;overflow-wrap:anywhere}
.bb-prose th{background:var(--bb-tint)}
.bb-prose .alignwide,.bb-prose .alignfull{width:100%;max-width:100%;margin-left:0;margin-right:0}
.bb-prose .wp-block-button__link{color:var(--bb-paper);background:var(--bb-ink);padding:12px 20px;border-radius:3px;text-decoration:none}
.bb-tags{display:flex;flex-wrap:wrap;gap:12px;font-size:14px;max-width:750px;margin:36px auto}
.bb-tags>span{font-weight:bold}
.bb-post-navigation{border-top:1px solid var(--bb-line);padding-top:28px;margin-top:48px}
.bb-post-navigation .navigation{margin:0}
.bb-post-navigation .nav-links{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.bb-post-navigation .nav-next{text-align:right;grid-column:2}
.bb-post-navigation a{display:block;max-width:440px;text-decoration:none;font:500 22px/1.35 var(--bb-heading-font)}
.bb-post-navigation .nav-next a{margin-left:auto}
.bb-post-navigation span{display:block;font:12px/1.5 Arial,sans-serif;text-transform:uppercase;letter-spacing:.08em;margin-bottom:10px}
.bb-article-end{display:flex;flex-wrap:wrap;justify-content:space-between;gap:18px;padding-top:34px;margin-top:30px;border-top:1px solid var(--bb-line);font-size:14px}
.bb.bb nav.bb-topics{display:flex;position:static;visibility:visible}
.bb.bb nav.navigation,.bb.bb nav.bb-pagination{display:block;position:static;visibility:visible}
@media(max-width:760px){.bb{padding:28px 22px 60px}.bb-masthead{grid-template-columns:1fr;gap:24px;padding-bottom:32px}.bb-introduction{font-size:17px;max-width:100%}.bb h1{font-size:44px}.bb-grid{grid-template-columns:1fr;gap:28px}.bb-empty{grid-template-columns:1fr;gap:24px;padding:26px;min-height:0}.bb-empty-mark{display:none}.bb .bb-empty h3{font-size:30px}.bb .bb-empty p{font-size:16px}.bb-empty-links{display:grid;gap:2px}.bb-section-heading{padding-top:26px}.bb .bb-article-header h1{font-size:39px}.bb .bb-deck{font-size:18px}.bb-prose{font-size:17px}.bb-post-navigation .nav-links{grid-template-columns:1fr}.bb-post-navigation .nav-next{text-align:left;grid-column:1}.bb-post-navigation .nav-next a{margin-left:0}.bb-article-end{display:grid}}
@media(prefers-reduced-motion:reduce){.bb *{scroll-behavior:auto;transition:none!important}}

.bb-spec .bb-masthead{grid-template-columns:1fr 1fr;background:#18232b;color:#edf0ed;padding:32px}.bb-spec .bb-eyebrow{color:#bfff50}.bb-spec h1{font-size:clamp(35px,4vw,58px);letter-spacing:-.06em}.bb-spec .bb-grid{grid-template-columns:1fr;gap:0;border-top:1px solid var(--bb-line)}.bb-spec .bb-card{display:grid;grid-template-columns:60px 180px 1fr;gap:25px;padding:26px 0}.bb-spec .bb-card:not(:has(.bb-card-image)){grid-template-columns:60px 1fr}.bb-spec .bb-number{display:block;font:16px ui-monospace,monospace}.bb-spec .bb-card-image{margin:0}.bb-spec .bb-card h3{font-size:26px}.bb-spec .bb-empty{border:1px solid var(--bb-line);background:transparent}.bb-spec .bb-empty-mark{background:var(--bb-tint)}

@media(max-width:1050px){.bb-directory .bb-grid,.bb-noticeboard .bb-grid,.bb-signal .bb-grid,.bb-ideas .bb-grid,.bb-business .bb-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.bb-briefing .bb-card:not(:has(.bb-card-image)){padding-left:0}.bb-spec .bb-card,.bb-console .bb-card,.bb-ledger .bb-card{grid-template-columns:35px 130px 1fr;gap:18px}.bb-ideas .bb-masthead{border-radius:28px;padding:32px}}
@media(max-width:760px){.bb-mineral .bb-masthead,.bb-spec .bb-masthead,.bb-briefing .bb-masthead,.bb-noticeboard .bb-masthead,.bb-fieldguide .bb-masthead,.bb-ideas .bb-masthead,.bb-business .bb-masthead{grid-template-columns:1fr}.bb-briefing .bb-introduction{grid-column:1;padding-left:0;border:0}.bb-mineral .bb-card:first-child,.bb-briefing .bb-card,.bb-spec .bb-card,.bb-console .bb-card,.bb-ledger .bb-card{display:block;grid-template-columns:1fr}.bb-mineral .bb-card:first-child h3{font-size:30px}.bb .bb-grid{grid-template-columns:1fr}.bb .bb-number{margin-bottom:16px}.bb-spec .bb-card-image,.bb-console .bb-card-image,.bb-ledger .bb-card-image,.bb-briefing .bb-card-image{margin-bottom:20px}.bb-fieldwork .bb-card:nth-child(even){margin-top:0}.bb-spec .bb-masthead,.bb-noticeboard .bb-masthead,.bb-console .bb-masthead,.bb-notebook .bb-masthead,.bb-signal .bb-masthead,.bb-ideas .bb-masthead,.bb-studio .bb-masthead,.bb-business .bb-masthead{padding:26px}.bb-noticeboard .bb-masthead{box-shadow:4px 4px 0 #172b4d}.bb-notebook .bb-masthead{box-shadow:4px 4px 0 #5427a0}.bb-notebook h1,.bb-studio h1{font-size:58px}.bb-fieldguide h1{font-size:52px}.bb-fieldguide .bb-introduction{border:0;padding-left:0}.bb .bb-empty{grid-template-columns:1fr;padding:26px}.bb-fieldguide .bb-empty-copy{padding-left:0;border:0}.bb-studio .bb-empty{padding:0}.bb-studio .bb-empty-copy{padding:26px}.bb-studio .bb-empty h3{font-size:32px}.bb-ledger .bb-empty{padding:26px 0}.bb-fieldwork .bb-empty-links,.bb-correspondence .bb-empty-links{justify-content:normal}.bb-fieldwork .bb-empty,.bb-correspondence .bb-empty{text-align:left}.bb-console .bb-empty h3{font-size:25px}}