/* Microbial Metallomics — journal edition */
:root,:root[data-theme="light"]{--bg:#fff;--surface:#fff;--surface-2:#f3f5f3;--ink:#192b29;--ink-soft:#4e5c59;--ink-mute:#65716d;--line:#d8deda;--line-strong:#b5c3bc;--copper:#934b2d;--copper-deep:#803c21;--copper-tint:#f4ebe5;--patina:#245b4e;--patina-deep:#1b4d40;--patina-tint:#eaf1ed;--accent:#245b4e;--accent-deep:#1b4d40;--font-display:'Source Serif 4',Georgia,serif;--radius:0;--radius-sm:0;--maxw:1328px}
:root[data-theme="dark"]{--bg:#131f1c;--surface:#182823;--surface-2:#1d3029;--ink:#eef0e7;--ink-soft:#c3cec6;--ink-mute:#a3b6a9;--line:#334c3e;--line-strong:#496553;--copper:#d6a17f;--copper-deep:#e0b297;--copper-tint:#312a21;--patina:#a0cbb7;--patina-deep:#b9dfcb;--patina-tint:#203c2e;--accent:#a0cbb7;--accent-deep:#b9dfcb}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#131f1c;--surface:#182823;--surface-2:#1d3029;--ink:#eef0e7;--ink-soft:#c3cec6;--ink-mute:#a3b6a9;--line:#334c3e;--line-strong:#496553;--copper:#d6a17f;--copper-deep:#e0b297;--copper-tint:#312a21;--patina:#a0cbb7;--patina-deep:#b9dfcb;--patina-tint:#203c2e;--accent:#a0cbb7;--accent-deep:#b9dfcb}}
html{scroll-padding-top:24px}body{font-size:1rem;line-height:1.75}h1,h2,h3,h4{font-weight:600;letter-spacing:-.025em;line-height:1.18}.site-header{position:relative;border:0;background:var(--bg)}
.journal-masthead{padding-top:23px;padding-bottom:20px}.journal-mast-meta{display:flex;justify-content:space-between;font-size:.75rem;letter-spacing:.08em;color:var(--ink-mute);text-transform:uppercase;margin-bottom:17px}.journal-wordmark{display:block;font-family:var(--font-display);font-size:3rem;font-weight:650;letter-spacing:-.045em;color:var(--ink);line-height:1.15;width:fit-content}.journal-wordmark:hover{color:var(--ink);text-decoration:none}.masthead-period{color:var(--copper)}.home-page .journal-wordmark{font-size:clamp(3.5rem,7.2vw,6.3rem);white-space:nowrap}.home-page .journal-masthead{padding-bottom:29px;padding-top:23px}.home-page .journal-mast-meta{margin-bottom:15px}
.nav{height:62px;border-top:2px solid var(--ink);border-bottom:1px solid var(--line-strong);gap:22px}.nav-links{margin:0;gap:24px;flex:1}.nav-links a{font-size:.8125rem;padding:17px 0;line-height:1.4;font-weight:650}.nav-links a.active{box-shadow:0 2px var(--copper)}.nav-tools{margin-left:auto;gap:7px}.search-btn,.menu-toggle{font-size:.8125rem;min-height:38px;padding:7px 9px}.search-btn svg{width:15px}.menu-toggle{border:0}.icon-btn{width:29px;min-height:38px}.mega-menu{max-height:75dvh;position:absolute;top:100%;width:100%;z-index:65;border-bottom:1px solid var(--line-strong)}.mega-feature{border-radius:0}.mega-col a{font-size:.9375rem}
.journal-front{padding:32px 0 38px}.journal-front-grid{display:grid;grid-template-columns:minmax(0,2.3fr) minmax(0,1fr);gap:34px}.journal-feature{min-width:0}.journal-section-label{display:flex;align-items:center;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line-strong);padding-bottom:12px;margin-bottom:25px;color:var(--ink);font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700}.journal-section-label h2{margin:0;font-family:var(--font-body);font-size:inherit;font-weight:700;letter-spacing:inherit;line-height:1.5}.journal-section-label>a{font-size:.75rem;white-space:nowrap;text-transform:none;letter-spacing:0;font-weight:500;color:var(--ink-mute)}
.journal-feature-inner{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:28px;align-items:start}.journal-type{font-size:.75rem;line-height:1.6;letter-spacing:.025em;color:var(--copper);font-weight:700;margin:0 0 15px}.journal-type span{display:block;color:var(--ink-mute);font-weight:500;font-size:.75rem;margin-top:2px}.journal-feature h2{font-size:clamp(2.15rem,3vw,2.9rem);line-height:1.14;letter-spacing:-.035em;margin:0 0 19px}.journal-feature h2 a{color:var(--ink)}.journal-feature h2 a:hover{text-decoration:none;color:var(--copper)}.journal-deck{font-size:1rem;line-height:1.8;color:var(--ink-soft);margin-bottom:21px}.journal-author,.journal-card-author{font-size:.8125rem;line-height:1.5;color:var(--ink-mute);margin:12px 0 20px}.journal-read{font-size:.875rem;font-weight:650;color:var(--patina);text-decoration:underline;text-underline-offset:5px}.journal-read span{margin-left:8px}.journal-cover{margin:0;min-width:0}.journal-cover img{aspect-ratio:3/4;height:auto;object-fit:cover;width:100%;border-radius:0}.journal-cover figcaption{border-bottom:1px solid var(--line);padding:10px 0 12px;font-size:.75rem;line-height:1.6;color:var(--ink-soft)}.journal-cover figcaption span{display:block;color:var(--ink-mute);font-size:.75rem}
.journal-latest{border-left:1px solid var(--line);padding-left:28px}.journal-latest .journal-section-label{margin-bottom:0}.journal-latest .post-card{padding:17px 0}.journal-latest .post-card h3{font-size:1.13rem;line-height:1.38;font-weight:600;max-width:none;margin:10px 0 0}.journal-latest .meta-row{gap:5px 10px;margin-bottom:0}.journal-latest .meta-row .pill:first-child{display:none}.journal-latest .pill{padding:0;background:transparent;color:var(--copper);border:0;letter-spacing:0;text-transform:none;font-weight:650;font-size:.75rem}.journal-latest .meta-date{font-size:.75rem}.journal-latest .journal-card-author{font-size:.75rem;margin:8px 0 0}.journal-latest .post-card:last-child{border:0}
.home-page section{padding-top:56px;padding-bottom:56px}.home-page .journal-front{padding-top:30px;padding-bottom:38px}.home-page .section-head{display:block;max-width:100%;margin-bottom:28px}.home-page .section-head .eyebrow{font-size:.75rem;letter-spacing:.1em;margin-bottom:12px}.home-page .section-head h2{font-size:2rem;line-height:1.23;max-width:30ch;margin-bottom:15px}.home-page .section-head>p:not(.eyebrow){font-size:1rem;line-height:1.75;max-width:80ch;margin:0}.home-page .eyebrow::before{display:none}
.home-page [data-section="reviews-section"]{padding-top:33px;border-top:2px solid var(--ink);background:var(--bg)}.home-page [data-section="reviews-section"] .section-head h2{font-size:1.75rem}.home-page [data-section="reviews-section"] .section-head{margin-bottom:28px}.home-page [data-section="reviews-section"] .post-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px}.home-page [data-section="reviews-section"] .post-card{padding:25px 0 30px}.post-card h3{font-size:1.65rem;line-height:1.3;font-weight:600}.post-card p{font-size:1rem;line-height:1.8}.post-card .meta-row{margin-bottom:13px}.post-card .journal-card-author{margin:10px 0 12px}.pill{border-radius:0;font-size:.75rem;font-weight:600;letter-spacing:.035em}.meta-date{font-size:.8125rem}
.field-guide-intro{background:var(--surface-2);border-top:1px solid var(--line);padding:48px 0!important}.field-guide-intro .hero-grid{display:block}.field-guide-intro .hero-copy{display:grid;grid-template-columns:1fr 1.25fr;gap:0 65px;padding:0}.field-guide-intro .eyebrow{grid-column:1/-1}.field-guide-intro h2{font-size:2.5rem;grid-row:2/4;max-width:19ch;line-height:1.2;margin:0}.field-guide-intro h2 span{color:var(--ink)}.field-guide-intro .lede{font-size:1rem;line-height:1.8;color:var(--ink-soft);margin:0}.field-guide-intro .cta{grid-column:2;margin-top:22px!important}.field-guide-intro .hero-bottom{margin-top:30px;border-color:var(--line-strong);padding-top:22px;padding-bottom:0}.field-guide-intro .hero-search{width:470px}.field-guide-intro .btn{background:none;border:0;color:var(--patina);padding:0;min-height:0;text-decoration:underline;text-underline-offset:4px;font-size:.875rem}.field-guide-intro .btn+.btn{margin-left:24px}.field-guide-intro .hero-search button{border-radius:0}
.home-page [data-section="directory-section"]{background:var(--bg);padding:38px 0 45px}.home-page [data-section="directory-section"] .section-head h2{font-size:1.75rem}.home-page .directory{gap:30px}.dir-col h5{font-size:.75rem;letter-spacing:.05em}.dir-col a{font-size:.875rem;line-height:1.6}.dir-col .viewall{font-size:.8125rem}
@media(max-width:1150px){.nav-links{gap:18px}.nav-links a{font-size:.75rem}.search-btn span{display:none}.nav-tools{gap:2px}.journal-front-grid{gap:26px;grid-template-columns:minmax(0,2.15fr) minmax(0,1fr)}.journal-feature-inner{gap:23px;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr)}.journal-latest{padding-left:24px}.journal-feature h2{font-size:2.35rem}.journal-feature .journal-deck{font-size:.9375rem}.journal-latest .post-card h3{font-size:1.05rem}.journal-latest .journal-section-label{gap:8px;font-size:.75rem}.journal-latest .journal-section-label>a{font-size:.75rem}}
@media(max-width:940px){.nav-links{display:flex;gap:17px}.nav-links a:nth-last-child(-n+2){display:none}.nav{height:58px}.nav-tools{gap:2px}.journal-front-grid{grid-template-columns:minmax(0,1fr) 260px;gap:24px}.journal-feature-inner{grid-template-columns:1fr}.journal-cover{display:none}.journal-feature h2{font-size:2.5rem}.journal-feature .journal-deck{font-size:1rem}.journal-masthead{padding-bottom:20px}.home-page .journal-wordmark{font-size:7vw}.journal-latest{padding-left:22px}.journal-wordmark{font-size:2.6rem}}
@media(max-width:680px){.journal-mast-meta{font-size:.75rem;line-height:1.6;margin-bottom:11px;letter-spacing:.035em}.journal-mast-meta span:last-child{display:none}.journal-masthead,.home-page .journal-masthead{padding-top:19px;padding-bottom:19px}.journal-wordmark,.home-page .journal-wordmark{font-size:clamp(1.95rem,7.6vw,3.2rem);letter-spacing:-.05em;white-space:nowrap;line-height:1.25}.masthead-period{display:none}.nav{height:53px;gap:6px}.nav-links{gap:18px}.nav-links a{font-size:.75rem;font-weight:650;padding:17px 0}.nav-links a:nth-child(n+3){display:none}.nav-tools{gap:0}.nav-tools .search-btn{padding:5px;width:32px}.menu-toggle{padding:5px;width:32px}.menu-toggle span{display:none}.icon-btn{width:30px}.mega-menu{max-height:70dvh}.home-page .journal-front{padding-top:24px;padding-bottom:25px}.journal-front-grid{display:block}.journal-feature-inner{grid-template-columns:minmax(0,1fr) 112px;gap:20px}.journal-cover{display:block}.journal-cover figcaption{font-size:.75rem}.journal-cover figcaption span{font-size:.75rem}.journal-feature h2{font-size:1.8rem;line-height:1.15;margin-bottom:16px;overflow-wrap:anywhere}.journal-type{font-size:.75rem;margin-bottom:13px}.journal-type span{font-size:.75rem}.journal-feature .journal-deck{font-size:.9375rem;line-height:1.75}.journal-feature .journal-author{font-size:.75rem;line-height:1.6;margin-top:16px}.journal-section-label{font-size:.75rem;padding-bottom:10px;margin-bottom:20px}.journal-latest{border-left:0;border-top:2px solid var(--ink);margin-top:30px;padding:23px 0 0}.journal-latest .journal-section-label{font-size:.75rem}.journal-latest .post-card{padding:18px 0}.journal-latest .post-card h3{font-size:1.1rem;line-height:1.45}.journal-latest .meta-row{display:flex;gap:12px}.journal-latest .journal-card-author{font-size:.75rem}.home-page section{padding:40px 0}.home-page [data-section="reviews-section"] .post-list{grid-template-columns:1fr}.home-page [data-section="reviews-section"] .post-card h3{font-size:1.5rem;line-height:1.3}.home-page .section-head h2{font-size:1.75rem}.home-page .directory{grid-template-columns:1fr 1fr;gap:30px 20px}.dir-col a{font-size:.875rem}.dir-col h5{line-height:1.6}.field-guide-intro .hero-copy{display:block}.field-guide-intro h2{font-size:2rem;max-width:100%;margin-bottom:23px}.field-guide-intro .lede{font-size:1rem}.field-guide-intro .hero-bottom{margin-top:26px}.field-guide-intro .hero-search{width:100%}.field-guide-intro .cta{display:flex;gap:18px}.field-guide-intro .btn+.btn{margin-left:0}.journal-read{font-size:.8125rem}}
@media(max-width:360px){.journal-feature-inner{grid-template-columns:1fr 95px;gap:15px}.journal-feature h2{font-size:1.65rem}.nav-links{gap:11px}.nav-links a{font-size:.75rem}.home-page .directory{grid-template-columns:1fr}.journal-wordmark,.home-page .journal-wordmark{font-size:7.8vw}}

/* Article hierarchy: title, authorship, summary, source, findings. */
.hero-band{background:var(--bg);color:var(--ink);border-bottom:1px solid var(--line);padding:28px 0 36px}.hero-band .breadcrumb{color:var(--ink-mute);margin-bottom:30px;font-size:.75rem;line-height:1.6}.hero-band .breadcrumb a,.hero-band .breadcrumb .sep{color:var(--ink-mute)}.hero-band .eyebrow{color:var(--patina);font-size:.75rem;font-weight:700;letter-spacing:.1em;margin-bottom:18px}.hero-band .eyebrow:before{display:none}.hero-band h1{font-size:clamp(2.1rem,3.5vw,3.25rem);font-weight:600;line-height:1.15;color:var(--ink);max-width:30ch;margin:18px 0 20px;letter-spacing:-.025em}.hero-band .article-lead{color:var(--ink-soft);font-size:1.0625rem;line-height:1.8;max-width:76ch}
.hero-band .meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px}.hero-band .meta-row .pill{color:var(--copper);background:var(--copper-tint);font-size:.75rem;letter-spacing:.015em}.hero-band .meta-row .pill.plain{background:var(--surface-2);color:var(--ink-soft)}.hero-band .meta-row .meta-date{color:var(--ink-mute);font-size:.8125rem}.hero-band .article-meta,.hero-band .article-meta .am-item b,.hero-band .byline{color:var(--ink-soft);font-size:.875rem;line-height:1.7}.hero-band .article-meta .am-item b{color:var(--ink);font-weight:650}.hero-band .am-sep{color:var(--ink-mute)}
.hero-band .qa{border-radius:0;border:1px solid var(--line-strong);background:var(--bg);color:var(--ink);font-size:.875rem}.hero-band .qa.amber{background:var(--patina);color:var(--bg);border-color:var(--patina)}.hero-band .qa:hover{background:var(--surface-2);color:var(--ink)}.hero-band .qa.amber:hover{background:var(--patina-deep);color:var(--bg)}.hero-band .quick-actions{margin-top:24px}
.journal-source-link{display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);max-width:980px;line-height:1.6}.journal-source-link a{font-size:.875rem;font-weight:650;color:var(--patina);text-decoration:underline;text-underline-offset:4px}.journal-source-link>span{font-size:.8125rem;color:var(--ink-mute);overflow-wrap:anywhere}
.hero-band+section{padding-top:38px!important}.article-layout{padding-top:0;grid-template-columns:215px minmax(0,1fr);gap:75px}.article-body{max-width:760px;font-family:var(--font-body);font-size:1.0625rem;line-height:1.9}.article-body h2{font-size:1.8rem;line-height:1.25;font-weight:600;margin:1.7em 0 .65em;scroll-margin-top:28px}.article-body h3{font-size:1.35rem;line-height:1.4;font-weight:600}.journal-summary{padding:0 0 22px!important;margin:0 0 24px;border-bottom:1px solid var(--line)}.article-body .journal-summary>h2{margin:0 0 18px;font-size:1.5rem}.journal-summary .article-lead{font-family:var(--font-body);font-size:1.0625rem;color:var(--ink-soft);line-height:1.9;max-width:100%;font-weight:400;margin:0}
.citation-box{padding:22px 25px;background:var(--surface-2);border:0;border-left:2px solid var(--patina);margin:0 0 30px;border-radius:0}.citation-box .lbl{display:block;font-size:.75rem;letter-spacing:.07em;color:var(--patina);font-weight:700;margin-bottom:9px}.citation-box .cite{font-size:.9375rem;line-height:1.8;color:var(--ink-soft);font-family:var(--font-body)}.citation-box a{font-size:.875rem;line-height:1.7;overflow-wrap:anywhere;color:var(--patina);text-decoration:underline;text-underline-offset:3px}
.takeaways{background:var(--bg);padding:0 0 24px;border:0;border-bottom:1px solid var(--line);margin-bottom:28px}.article-body .takeaways>h2{font-family:var(--font-display);font-size:1.5rem;font-weight:600;color:var(--ink);letter-spacing:-.015em;text-transform:none;margin:0 0 16px}.takeaways li{font-size:1rem;line-height:1.85;margin-bottom:12px}.takeaways li::marker{color:var(--patina)}
.toc,.toc-sidebar{top:26px;max-height:calc(100dvh - 64px)}.toc-sidebar .toc-label{font-size:.75rem;color:var(--ink);font-weight:700;margin-bottom:16px;letter-spacing:.075em}.toc a,.toc-sidebar nav a{font-size:.875rem;line-height:1.7;padding:8px 0 8px 14px}.toc a.active,.toc-sidebar nav a.active{color:var(--patina);border-left:2px solid var(--patina);font-weight:650}.toc-card{border-top:1px solid var(--line);padding:18px 0;background:none}.toc-card .tc-v{font-size:.875rem;overflow-wrap:anywhere}.toc-card .tc-k{font-size:.75rem;color:var(--copper)}
.hero{background:var(--bg);padding:45px 0 34px;border-bottom:1px solid var(--line)}.hero h1{font-size:clamp(2.1rem,4vw,3.5rem)!important;max-width:26ch;font-weight:600;line-height:1.16}.hero .eyebrow{font-size:.75rem;letter-spacing:.1em}.hero .eyebrow:before{display:none}.hero .lede{font-size:1.0625rem;line-height:1.85;margin-top:18px}.two-col{grid-template-columns:215px minmax(0,1fr);gap:75px}.prose{font-size:1.0625rem}.prose h2{font-size:1.9rem;font-weight:600;line-height:1.25}.prose h3{font-size:1.4rem;font-weight:600;line-height:1.4}.callout{border-radius:0;border-left:2px solid var(--patina)}
.related-grid .rt{font-size:1.1rem;line-height:1.5;font-weight:600}.prevnext .pn-t{font-size:1.1rem;line-height:1.5;font-weight:600}.related-grid a,.prevnext a{padding:20px;border-radius:0}.faq summary{font-size:1rem}.faq-group>h2{font-size:1.65rem;font-weight:600}.article-body .related-module h2{font-size:1.5rem}.ref-list li,.refs li,.sources li{font-size:.9375rem;line-height:1.85}.share-row a,.share-row button,.chip,.concept-chips a{border-radius:0}.gloss-group .gl-letter{font-size:2rem;font-weight:600}.gloss-row .gr-term{font-size:1.6rem;font-weight:600}.gloss-row .gr-def{line-height:1.8}.metal-card h3{font-size:1.6rem;font-weight:600}.metal-card .badge .sym{font-size:2rem;font-weight:600}.person .who h4{font-size:1.4rem;font-weight:600}.person .avatar{font-family:var(--font-body);font-size:1rem;font-weight:600}

/* Reference material retains its content within the journal's quieter system. */
.home-page [data-section="definition-section"]{background:var(--bg);padding:48px 0!important}.home-page .answer-box .q{font-size:2rem;font-weight:600;line-height:1.2;padding:0;max-width:17ch}.answer-box .q:before{display:none}.home-page .answer-box{gap:65px;grid-template-columns:1fr 1.25fr}.home-page .answer-box p{font-size:1rem;line-height:1.85}
.home-page [data-section="thesis-section"] h2,.home-page [data-section="central-section"] h2{font-size:2rem!important;line-height:1.25;font-weight:600;max-width:22ch}.home-page [data-section="thesis-section"] .grid{gap:65px!important}.home-page [data-section="central-section"] .grid{gap:65px!important}.home-page .chain .step{padding:17px 0}.home-page .chain .step p{font-size:.9375rem}.home-page .chain .step .k{font-size:.75rem}
.home-page [data-section="metals-section"],.home-page [data-section="working-section"]{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);--ink:inherit;--ink-soft:inherit;--ink-mute:inherit;--copper:inherit;--patina:inherit;--copper-tint:inherit;--patina-tint:inherit;--line:inherit;--line-strong:inherit;--surface:inherit;--bg:inherit;color:var(--ink)}
.home-page [data-section="metals-section"] .section-head{display:grid;grid-template-columns:1fr 1.2fr;gap:0 65px}.home-page [data-section="metals-section"] .section-head h2{font-size:2rem;line-height:1.25;max-width:22ch}.home-page [data-section="metals-section"] .section-head>p:last-child{color:var(--ink-soft);font-size:1rem}.home-page .el{height:115px;border-radius:0;background:var(--bg);padding:13px}.home-page .el.ess{background:var(--patina-tint)}.home-page .el .sym{font-size:2.2rem;font-weight:500}.home-page .el.ess .sym{color:var(--patina)}.home-page .el.tox .sym{color:var(--ink)}.home-page .el:hover{background:var(--copper-tint);border-color:var(--copper)}.home-page .el .nm{font-size:.8125rem}.home-page .el .no{font-size:.75rem}
.home-page .compare thead th{background:var(--surface-2);color:var(--ink);font-size:.8125rem;padding:18px 20px}.home-page .compare td,.home-page .compare tbody th{padding:18px 20px}.home-page .compare tbody th{font-size:.75rem}.home-page .compare td{font-size:.9375rem}.home-page [data-section="numbers-section"]{background:var(--bg)}.home-page .stat .n{font-size:3.3rem;font-weight:500}.home-page .stat{padding:26px 28px}.home-page .stat .l{font-size:.9375rem;line-height:1.8}.home-page .stat .src{font-size:.75rem}
.home-page .feature-card,.home-page [data-section="working-section"] .feature-card:first-child{background:var(--bg);border:1px solid var(--line);border-radius:0;--ink:inherit;--ink-soft:inherit;--copper:inherit;--ink-mute:inherit;padding:28px}.home-page .feature-card h3{font-size:1.65rem;line-height:1.3;font-weight:600}.home-page .feature-card .ct{font-size:.75rem}.home-page .feature-card .cnt{font-size:.8125rem}.home-page .feature-card p{font-size:1rem}.home-page .feature-card:hover{transform:none;border-color:var(--copper)}
.home-page .card h3{font-size:1.45rem;font-weight:600;line-height:1.3;margin:12px 0 14px}.home-page .card p{font-size:.9375rem;line-height:1.85}.home-page .card{padding:27px}.home-page .card .more{font-size:.8125rem}.home-page .card .num{font-size:.75rem}.home-page .band{background:var(--surface-2);color:var(--ink);border-radius:0;border-top:3px solid var(--patina);padding:40px;gap:0 60px}.home-page .band h2{color:var(--ink);font-size:2.1rem;font-weight:600;line-height:1.25;max-width:20ch}.home-page .band p{color:var(--ink-soft)}.home-page .band .eyebrow,.home-page .band [data-note]{color:var(--ink-soft)!important}.home-page .band .btn-primary{background:var(--patina);color:var(--bg);font-size:.875rem}.home-page .band form input{color:var(--ink)!important;background:var(--bg)!important;border:1px solid var(--line-strong)!important}.home-page .narrow>h2{font-size:2rem;font-weight:600;line-height:1.25}
/* Footer uses the approved Pepsanon teal #026472 and hero shade #045B68. */
.site-footer{background:#026472;color:var(--ink-soft);padding-top:45px;border-top:4px solid #045b68;--ink:#fff;--ink-soft:#eaf1ed;--ink-mute:#eaf1ed;--copper:#fff;--patina:#fff;--accent:#eaf1ed;--accent-deep:#eaf1ed;--line:rgba(255,255,255,.24);--line-strong:rgba(255,255,255,.4)}.site-footer a:hover{text-decoration:underline;text-underline-offset:4px}.site-footer a:focus-visible{outline-color:var(--ink)}.foot-grid h5{color:var(--ink);font-size:.75rem;font-weight:700;letter-spacing:.06em}.foot-grid .brand{font-family:var(--font-display);font-size:1.2rem;font-weight:600}.foot-grid .brand b{font-weight:600}.foot-grid .brand .mark{width:32px;height:32px}.foot-about p{font-size:.875rem}.foot-grid a{font-size:.875rem}.foot-bottom p{font-size:.75rem}
@media(max-width:940px){.article-layout,.two-col{grid-template-columns:1fr;gap:0}.toc,.toc-sidebar{display:none}.article-body{max-width:760px;margin:0 auto}.hero-band .breadcrumb{margin-bottom:23px}.home-page .answer-box{gap:35px}.home-page [data-section="thesis-section"] .grid,.home-page [data-section="central-section"] .grid{gap:35px!important}.home-page [data-section="metals-section"] .section-head{gap:0 35px}}
@media(max-width:680px){.journal-article .journal-masthead{padding-top:14px;padding-bottom:16px}.hero-band{padding:23px 0 28px}.hero-band .breadcrumb{font-size:.75rem;margin-bottom:23px}.hero-band h1{font-size:2rem;line-height:1.2;letter-spacing:-.03em;max-width:none;margin:18px 0}.hero-band .article-meta{gap:6px 12px;font-size:.8125rem}.hero-band .article-meta .am-item b{font-size:.8125rem}.hero-band .meta-row{gap:7px}.hero-band .meta-date{font-size:.75rem}.hero-band .eyebrow{margin-bottom:14px}.hero-band+section{padding-top:26px!important}.journal-source-link{margin-top:19px;padding-top:16px;gap:10px}.journal-source-link a{font-size:.875rem}.journal-source-link>span{font-size:.75rem}.journal-summary .article-lead{font-size:1rem;line-height:1.85}.article-body .journal-summary>h2,.article-body .takeaways>h2{font-size:1.35rem}.article-body{font-size:1rem;line-height:1.9}.article-body h2{font-size:1.5rem;line-height:1.3}.article-body h3{font-size:1.2rem;line-height:1.4}.citation-box{padding:20px;margin-bottom:26px}.citation-box .cite{font-size:.9375rem}.citation-box a{font-size:.8125rem}.takeaways li{font-size:1rem}.hero h1{font-size:2.2rem!important}.hero{padding-top:32px}.prose h2{font-size:1.65rem;line-height:1.3}.prose h3{font-size:1.25rem}.home-page .answer-box{display:block}.home-page .answer-box .q{font-size:1.8rem;max-width:none;margin-bottom:23px}.home-page [data-section="thesis-section"] .grid,.home-page [data-section="central-section"] .grid{gap:20px!important}.home-page [data-section="thesis-section"] h2,.home-page [data-section="central-section"] h2{font-size:1.8rem!important}.home-page [data-section="metals-section"] .section-head{display:block}.home-page [data-section="metals-section"] .section-head h2{font-size:1.8rem;margin-bottom:20px}.home-page .el{height:110px}.home-page .stats{grid-template-columns:1fr 1fr}.home-page .stat .n{font-size:2.65rem}.home-page .stat .l{font-size:.875rem}.home-page .band{padding:28px 23px;display:block}.home-page .band h2{font-size:1.85rem;line-height:1.3}.home-page .narrow>h2{font-size:1.8rem}.home-page .feature-card h3{font-size:1.5rem}.home-page .card h3{font-size:1.4rem}.gloss-row .gr-term{font-size:1.4rem}.metal-card h3{font-size:1.5rem}.person .who h4{font-size:1.3rem}}

/* Navigation remains comfortably readable at every breakpoint. */
.nav-links a{font-size:.875rem}
@media(max-width:940px){.nav-links a:nth-child(n+5){display:none}}
@media(max-width:680px){.nav-links a{font-size:.875rem}.nav-links{gap:16px}}

/* Sharing belongs beside authorship, before the article begins. */
.share-row{gap:8px;margin-top:22px;max-width:980px}
.share-row .sh-label{font-size:.875rem;text-transform:none;letter-spacing:0;margin-right:4px}
.share-row a,.share-row button{width:auto;min-height:44px;height:auto;padding:8px 13px;font:inherit;font-size:.875rem;line-height:1.5}
.share-row [hidden]{display:none!important}
.share-status{font-size:.875rem;color:var(--ink-soft)}
.share-fallback{flex-basis:100%;min-width:0;width:100%;padding:10px;font-size:1rem;color:var(--ink);background:var(--surface);border:1px solid var(--line-strong)}
.share-row a:focus-visible,.share-row button:focus-visible{outline:2px solid var(--patina);outline-offset:3px}
.commentary-note{border-top:1px solid var(--line);margin-top:34px;padding-top:28px;font-size:1rem;line-height:1.8}
.commentary-note h2{font-size:1.7rem;margin:0 0 16px}
.commentary-note p{margin-bottom:16px;color:var(--ink-soft)}
.commentary-library-link{font-size:1rem;margin:10px 0 24px}
.journal-latest .post-card[data-type="commentary"] .pill:first-child{display:inline}
@media(max-width:680px){.share-row{gap:8px}.share-row .sh-label{flex-basis:100%}.share-row a,.share-row button{padding:8px 12px}.share-status{flex-basis:100%}}

.home-page .home-introduction{padding:30px 0 24px;border-bottom:1px solid var(--line)}
.home-introduction h1{font-size:clamp(1.7rem,2.5vw,2.3rem);line-height:1.3;margin:0 0 13px}.home-introduction p{max-width:95ch;font-size:.96rem;line-height:1.8;color:var(--ink-soft);margin:0}.home-introduction a{text-decoration:underline;text-underline-offset:3px}