@import url('/assets/fonts/fonts.css');
:root{--navy:#162f40;--muted:#5d707c;--teal:#10786d;--line:#dce5e9;--pale:#f3f7f8;--mint:#edf7f4;--white:#fff;--radius:10px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--navy);background:#fff;font-family:'DM Sans',Arial,sans-serif;font-size:16px;line-height:1.65}a{color:var(--teal);text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #16a89b;outline-offset:4px}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{font-family:'Manrope',Arial,sans-serif;line-height:1.25;letter-spacing:-.035em}h1{font-size:58px;margin:18px 0 14px;letter-spacing:-.06em;font-weight:800}h2{font-size:30px;margin-bottom:14px;font-weight:800}h3{font-size:18px;margin-bottom:10px;font-weight:750}p{margin-bottom:18px}header{border-bottom:1px solid var(--line);height:85px}.header-inner{max-width:1344px;margin:auto;padding:0 40px;height:100%;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--navy);font-size:21px;font-weight:700;letter-spacing:-.7px}.domain{color:var(--teal);font-weight:450}.brand-mark{display:flex;align-items:center;justify-content:center;background:var(--teal);color:white;width:40px;height:40px;border-radius:8px;font-size:23px;letter-spacing:-2px}.brand-mark span{font-size:8px;writing-mode:vertical-rl;letter-spacing:0;margin-left:2px}.brand-note{font-size:13px;color:var(--muted);margin-left:auto}.header-cta{font-size:14px;border:1px solid var(--line);border-radius:6px;padding:8px 15px;text-decoration:none;color:var(--navy);font-weight:650}.page-shell{max-width:1344px;padding:0 40px;margin:auto}.breadcrumb{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--muted);padding:25px 0}.breadcrumb strong{font-weight:500;color:var(--navy)}.hero{display:grid;grid-template-columns:1.12fr 1fr;gap:55px;padding:10px 0 36px;align-items:center}.eyebrow{font-size:11px;font-weight:750;letter-spacing:1.8px;color:var(--teal);margin-bottom:10px}.tag{font-size:11px;letter-spacing:.4px;border:1px solid var(--line);border-radius:4px;padding:4px 9px;margin-left:13px;color:var(--muted);font-weight:500}.subtitle{font-size:23px;line-height:1.45;font-weight:550;letter-spacing:-.5px;margin-bottom:16px}.hero-description{color:var(--muted);font-size:15px;max-width:580px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.button,button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 16px;border-radius:6px;border:1px solid var(--line);background:white;color:var(--navy);font-weight:650;font-size:13px;text-decoration:none;cursor:pointer}.primary{background:var(--teal);color:white;border-color:var(--teal)}.button:hover,button:hover{border-color:var(--teal);background:#edf6f3;color:var(--teal)}.primary:hover{background:#085f57;color:white}.text-action{font-size:13px;font-weight:650;padding:8px 0;flex-basis:100%}.hero-structure{border:1px solid var(--line);background:linear-gradient(125deg,#fbfdfd,#f1f6f7);border-radius:12px;overflow:hidden;padding:22px 20px 0}.structure-top{display:flex;justify-content:space-between;font-size:11px;letter-spacing:1px;color:var(--muted)}.structure-top span:last-child{font-size:16px;color:var(--navy);font-weight:600;letter-spacing:0}.molecule{display:block;width:100%;height:auto;margin:21px auto 13px;max-width:580px}.structure-bottom{display:flex;justify-content:space-between;gap:8px;border-top:1px solid var(--line);font-size:11px;color:var(--muted);padding:15px 0}.quick-facts{border:1px solid var(--line);border-radius:10px;margin-bottom:45px;overflow:hidden}.facts-title{background:var(--navy);color:white;padding:13px 23px;display:flex;align-items:center;gap:15px}.facts-title h2{font-size:16px;margin:0;letter-spacing:-.2px}.facts-title span{font-size:12px;color:#b3c7d1;border-left:1px solid #617783;padding-left:15px}.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:8px 23px}.facts-grid>div{padding:15px 0;border-bottom:1px solid #e9eef0}.facts-grid>div:nth-child(n+5){border-bottom:0}.facts-grid dt{font-size:12px;color:var(--muted);margin-bottom:4px}.facts-grid dd{margin:0;font-size:16px;font-weight:650}.cite{font-size:10px;vertical-align:super;text-decoration:none;color:var(--teal);font-weight:500;white-space:nowrap}.facts-note{font-size:11px;margin:0;padding:10px 23px;background:#f8fafb;color:var(--muted);border-top:1px solid var(--line)}.reading-layout{display:grid;grid-template-columns:200px minmax(0,1fr);gap:46px}.section-nav{align-self:start;position:sticky;top:26px;padding-top:8px}.section-nav nav{display:flex;flex-direction:column;border-left:1px solid var(--line)}.section-nav nav a{color:var(--muted);text-decoration:none;padding:9px 0 9px 16px;font-size:13px;display:flex;gap:14px;border-left:2px solid transparent;margin-left:-1px}.section-nav nav a span{font-size:10px;color:#8d9ca4;padding-top:2px}.section-nav nav a:hover,.section-nav nav a.active{color:var(--teal);background:var(--mint);border-left-color:var(--teal)}.rail-note{margin-top:36px;padding:20px 16px;background:var(--pale);border-radius:8px}.rail-line{display:block;width:25px;height:3px;background:var(--teal);margin-bottom:16px}.rail-note strong{font-size:17px;line-height:1.4;display:block}.rail-note p,.rail-note a{font-size:12px}.rail-note p{margin-top:12px;color:var(--muted)}main{min-width:0}main>section{padding-bottom:44px;margin-bottom:40px;border-bottom:1px solid var(--line);scroll-margin-top:25px}.section-heading{display:flex;gap:14px;align-items:flex-start;margin-bottom:18px}.section-number{font-size:12px;color:var(--teal);background:var(--mint);border:1px solid #d6e9e3;width:33px;height:33px;border-radius:6px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}.section-heading .eyebrow{font-size:10px;margin-bottom:7px}.section-heading h2{margin-bottom:0}.section-intro{margin:14px 0 0;color:var(--muted)}main p{color:#536977}.lead{font-size:19px;line-height:1.6;color:var(--navy)}.diagram-panel{background:var(--pale);border:1px solid var(--line);border-radius:10px;text-align:center;padding:6px 20px 12px;margin:25px 0}.diagram-panel .molecule{max-width:510px;margin-top:12px;margin-bottom:0}.diagram-panel p{font-size:13px;margin-bottom:6px}.mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:24px}.mini-grid article{border:1px solid var(--line);padding:20px 16px;border-radius:8px}.mini-grid h3{font-size:15px;letter-spacing:-.25px;line-height:1.45;margin:14px 0 9px}.mini-grid p{font-size:13px;margin:0;line-height:1.6}.mini-icon{font-size:11px;font-weight:650;color:var(--teal);border-bottom:2px solid #b1d9ce;padding-bottom:4px}.skip{position:absolute;top:-80px;left:15px;z-index:20;padding:10px;background:white}.skip:focus{top:10px}footer{border-top:1px solid var(--line);background:var(--pale);padding:30px 40px}footer>div{max-width:1264px;margin:auto;display:flex;gap:25px;align-items:center}footer strong{font-size:16px}footer span{font-size:12px;color:var(--muted)}footer a{margin-left:auto;font-size:12px}
@media(min-width:1500px){.page-shell,.header-inner{max-width:1400px}.hero{gap:70px}.reading-layout{gap:60px}}
@media(max-width:1050px){.brand-note{display:none}.header-cta{margin-left:auto}.page-shell,.header-inner{padding-left:24px;padding-right:24px}.hero{gap:25px}h1{font-size:48px}.subtitle{font-size:20px}.reading-layout{grid-template-columns:155px minmax(0,1fr);gap:26px}.mini-grid{grid-template-columns:repeat(2,1fr)}.structure-bottom{font-size:10px}.section-nav nav a{font-size:12px;gap:8px}}
@media(max-width:760px){html{scroll-padding-top:75px}header{height:69px}.brand{font-size:17px}.brand-mark{width:33px;height:33px;font-size:20px}.header-cta{font-size:12px;padding:7px 10px}.page-shell,.header-inner{padding-left:20px;padding-right:20px}.breadcrumb{font-size:10px;gap:8px;padding:20px 0}.breadcrumb span:nth-child(3),.breadcrumb span:nth-child(4){display:none}.hero{grid-template-columns:1fr;gap:22px;padding-top:4px}h1{font-size:45px}.subtitle{font-size:20px}.desktop-break{display:none}.hero-description{font-size:15px}.hero-actions{margin-top:20px}.button{font-size:12px;padding:10px 12px}.hero-structure{padding-top:16px}.hero-structure .molecule{max-width:420px;margin-top:6px}.facts-grid{grid-template-columns:repeat(2,1fr);padding:4px 17px}.facts-grid>div:nth-child(n+5){border-bottom:1px solid #e9eef0}.facts-grid>div:nth-child(n+7){border:0}.facts-grid dd{font-size:14px}.facts-note{padding:10px 17px}.quick-facts{margin-bottom:20px}.reading-layout{display:block}.section-nav{z-index:5;top:0;position:sticky;margin:0 -20px 26px;background:white;padding:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section-nav>.eyebrow,.rail-note{display:none}.section-nav nav{flex-direction:row;overflow-x:auto;border:0;padding:0 12px}.section-nav nav a{white-space:nowrap;padding:14px 10px;border-left:0;border-bottom:2px solid transparent;font-size:13px}.section-nav nav a.active{border-bottom-color:var(--teal)}.section-nav nav a span{display:none}main>section{scroll-margin-top:70px;padding-bottom:30px;margin-bottom:30px}h2{font-size:25px}.section-heading{gap:11px}.section-number{width:29px;height:29px}.lead{font-size:18px}.mini-grid{gap:10px}.mini-grid article{padding:17px 13px}.diagram-panel{padding:5px 5px 13px}.diagram-panel p{padding:0 10px;font-size:12px}.structure-bottom{font-size:10px}footer{padding:25px 20px}footer>div{flex-wrap:wrap;gap:10px}footer span{flex-basis:100%}footer a{margin-left:0}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.explanation{padding:5px 0 14px}.level{font-size:10px;letter-spacing:1.5px;color:var(--muted);font-weight:700;display:block;margin-bottom:12px}.explanation h3{font-size:21px}.explanation p:last-child{margin-bottom:4px}details{border:1px solid var(--line);border-radius:7px;margin:11px 0;background:white}summary{padding:17px 20px;cursor:pointer;font-size:15px;font-weight:650;list-style:none;position:relative;padding-right:45px}summary::-webkit-details-marker{display:none}summary::after{content:'+';position:absolute;right:20px;top:14px;font-size:20px;color:var(--teal);font-weight:400}details[open]>summary::after{content:'−'}details[open]>summary{border-bottom:1px solid var(--line)}summary span{color:var(--muted);font-size:12px;font-weight:400;margin-left:16px}.details-content{padding:20px}.details-content p:last-child{margin-bottom:0}.equation{background:var(--pale);padding:20px;text-align:center;border-radius:7px;font-size:24px;margin:20px 0}.equation span{padding:0 16px;color:var(--teal)}.equation small{display:block;font-size:11px;color:var(--muted);margin-top:10px}.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin:25px 0}.related-grid article{padding:19px;border:1px solid var(--line);border-radius:8px}.related-grid h3{font-size:16px;margin-bottom:9px}.related-grid code{display:block;font-family:inherit;font-size:13px;color:var(--teal);margin-bottom:9px}.related-grid p{font-size:13px;margin:0}.comparison-module{border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-top:28px}.comparison-top{padding:21px 23px;display:flex;align-items:center;justify-content:space-between;gap:15px}.comparison-top h3{font-size:19px;margin:0}.comparison-top .eyebrow{font-size:9px}.toggle{display:flex;align-items:center;gap:7px;font-size:12px;white-space:nowrap}.comparison-selectors{margin:0 23px;display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:center}.comparison-selectors>div{background:var(--pale);border:1px solid var(--line);border-radius:7px;padding:14px 17px}.comparison-selectors>div:first-child{background:var(--mint);border-color:#c6e1d9}.comparison-selectors strong,.comparison-selectors small{display:block}.comparison-selectors strong{font-size:17px;margin:4px 0}.comparison-selectors span:not(.vs){font-size:9px;letter-spacing:1px;color:var(--muted);font-weight:600}.comparison-selectors small{font-size:11px;color:var(--muted)}.vs{font-size:12px;color:var(--muted)}.module-note{font-size:11px;padding:12px 23px 0}.table-scroll{overflow:auto;overscroll-behavior-x:contain;scrollbar-color:#adbfca #f1f5f7}table{border-collapse:collapse;width:100%;text-align:left;font-size:13px;line-height:1.55}thead{background:var(--pale);font-size:11px;color:var(--muted)}th,td{padding:13px 17px;border-bottom:1px solid var(--line);vertical-align:top}tbody th{font-weight:500;color:var(--muted)}.comparison-table{min-width:575px}.comparison-table th:first-child{width:29%}.comparison-table td{width:35.5%}.comparison-table td:nth-child(2){background:#f5fbf9}.comparison-table tr:last-child>*{border-bottom:0}.table-footnote{font-size:11px;padding:16px 20px;color:var(--muted);border-top:1px solid var(--line)}.practical{margin:24px 0 0;border-left:3px solid var(--teal);padding:22px 25px;background:var(--mint);border-radius:0 8px 8px 0}.practical h3{font-size:21px}.two-columns{display:grid;grid-template-columns:1fr 1fr;gap:28px}.two-columns h4{font-size:14px;margin:6px 0 9px}.two-columns p{font-size:13px;margin:0}.uses-list{display:grid;grid-template-columns:1fr 1fr;gap:0 30px}.uses-list article{display:flex;gap:15px;padding:21px 0;border-bottom:1px solid var(--line)}.uses-list article>span{font-size:11px;color:var(--teal);padding-top:4px}.uses-list h3{font-size:17px}.uses-list p{font-size:14px;margin:0}.uses-list article:last-child{grid-column:1/-1;border-bottom:0}.buying-section{background:#f1f7f6;border:1px solid #dce9e5!important;border-radius:12px;padding:30px!important}.step-title{display:flex;align-items:center;gap:11px;margin:29px 0 17px}.step-title>span{border:1px solid #c4dcd4;color:var(--teal);width:26px;height:26px;display:grid;place-items:center;border-radius:50%;font-size:12px}.step-title h3{font-size:18px;margin:0}.purpose-options{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;border:0;padding:0;margin:0}.purpose-options label{position:relative;display:flex;cursor:pointer}.purpose-options input{position:absolute;opacity:0;left:8px;top:8px;width:16px;height:16px}.purpose-options span{display:grid;align-content:center;text-align:center;border:1px solid #d6e2df;padding:14px 7px;background:white;width:100%;border-radius:6px;font-size:12px;line-height:1.5;font-weight:600;min-height:74px}.purpose-options input:checked+span{background:var(--teal);color:white;border-color:var(--teal)}.purpose-options input:focus-visible+span{outline:3px solid #0bafa0;outline-offset:3px}.guidance{padding:17px 19px;background:#e3efeb;margin:16px 0 20px;border-radius:7px}.guidance strong{font-size:13px}.guidance p{font-size:13px;margin:5px 0 0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px 20px}.requirements label,#rfq-form>label,.form-grid label{display:block;font-size:12px;font-weight:600;color:var(--navy)}input:not([type=radio]):not([type=checkbox]),select,textarea{width:100%;display:block;min-height:44px;padding:10px 12px;border:1px solid #ccd9df;border-radius:5px;background:#fff;color:var(--navy);font-size:14px;margin-top:7px}input::placeholder,textarea::placeholder{color:#758995;font-size:13px}input[readonly]{background:#f2f5f6!important;color:#506874!important}input[type=checkbox],input[type=radio]{accent-color:var(--teal);width:17px;height:17px;flex-shrink:0;cursor:pointer}.document-checks{display:flex;flex-wrap:wrap;gap:14px 23px;margin:21px 0 15px}.document-checks label{display:flex!important;align-items:center;gap:7px;font-size:12px;font-weight:450}.fine-print{font-size:11px;line-height:1.65;color:var(--muted);margin:15px 0}.requirements-bottom{display:flex;align-items:center;gap:20px;border-top:1px solid #d7e5e0;padding-top:17px;margin-top:19px}.requirements-bottom>span{font-size:12px;flex:1;color:var(--muted)}.supplier-tools{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:25px 0 10px}.supplier-tools>div{display:flex;flex-direction:column;gap:7px}.subtle-tag{font-size:12px;font-weight:600}.checked-date{font-size:11px;color:var(--muted)}.supplier-tools label{font-size:12px;display:flex;align-items:center;gap:9px}.supplier-tools select{width:84px;margin:0;min-height:37px;padding:5px 8px;font-size:12px}.scroll-hint{font-size:11px;margin:14px 0 8px}.supplier-scroll{border:1px solid var(--line);border-radius:8px}.supplier-table{min-width:1010px;font-size:12px}.supplier-table th,.supplier-table td{padding:18px 13px}.supplier-table thead th{font-size:10px;font-weight:550}.supplier-table small{display:block;font-size:10px;color:var(--muted);margin-top:5px;line-height:1.5}.supplier-table tbody th{min-width:142px;color:var(--navy)}.supplier-table tbody th strong{font-weight:650}.supplier-table tr:last-child>*{border:0}.supplier-table td:nth-child(2){max-width:130px}.supplier-table td:nth-child(7){min-width:134px}.purity-cell{font-weight:700;color:var(--teal)}.doc-badge{font-size:9px;text-decoration:none;border:1px solid #c6ddd5;border-radius:3px;background:var(--mint);padding:3px 5px;display:inline-block;margin:0 3px 3px 0}.supplier-link{display:inline-block;padding:7px 9px;border:1px solid var(--line);border-radius:5px;white-space:nowrap;text-decoration:none;font-size:11px;font-weight:650}.methodology summary{font-size:13px}.methodology p{font-size:13px}.rfq-section{border:1px solid var(--line)!important;border-radius:12px;padding:28px!important}.rfq-intro{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.rfq-intro h2{font-size:26px}.rfq-intro>div>p{font-size:14px}.prototype-badge{white-space:nowrap;font-size:9px;font-weight:700;letter-spacing:1px;color:#816229;background:#fcf5e7;padding:6px 9px;border:1px solid #ebddbb;border-radius:5px}.prototype-notice{font-size:12px;background:#f7f8fa;border:1px solid var(--line);border-radius:7px;padding:15px 17px;color:var(--muted);margin:8px 0 24px}.prototype-notice strong{color:var(--navy)}#rfq-form>label{margin-bottom:17px}.required{color:var(--teal)}textarea{resize:vertical}.form-submit{display:flex;gap:18px;align-items:center;margin-top:20px}.form-submit span{font-size:11px;color:var(--muted)}.rfq-result{background:var(--mint);border:1px solid #c3dfd6;border-radius:6px;padding:17px;margin-top:20px;font-size:13px}.rfq-result p{margin-bottom:6px}.rfq-result ul{padding-left:18px;overflow-wrap:anywhere}.checklist{display:grid;grid-template-columns:1fr 1fr;gap:0 25px;margin-top:23px}.checklist label{display:flex;gap:10px;align-items:flex-start;font-size:13px;padding:13px 0;border-bottom:1px solid var(--line);cursor:pointer}.checklist input{margin:3px 0 0}.checklist input:checked+span{color:var(--teal)}.reference-data{margin:0}.reference-data>div{display:grid;grid-template-columns:160px 1fr;gap:15px;border-bottom:1px solid var(--line);padding:12px 0;font-size:13px}.reference-data dt{color:var(--muted)}.reference-data dd{margin:0;overflow-wrap:anywhere}.reference-data>div:last-child{border:0}.pka-values{display:flex;gap:35px;background:var(--pale);padding:18px;margin-bottom:20px}.pka-values strong,.pka-values small{display:block}.pka-values small{font-size:10px;letter-spacing:.8px;color:var(--muted);margin-bottom:4px}.pka-values strong{font-size:22px;font-weight:600;color:var(--teal)}.safety-note{padding:18px;background:#fcf6e9;border-left:3px solid #b48734;margin-bottom:19px}.safety-note p{margin:8px 0 0}.faq-list details{border-width:0 0 1px;border-radius:0;margin:0}.faq-list summary{padding-left:0}.faq-list .details-content{padding-left:0;font-size:14px}.reference-intro{font-size:13px}.references{padding-left:23px;display:grid;grid-template-columns:1fr 1fr;gap:13px 34px;font-size:12px}.references li{padding-left:3px;scroll-margin-top:40px}.references li::marker{color:var(--muted)}.references a{font-weight:600}.references p{font-size:11px;margin:4px 0}.editorial-note{padding:19px;background:var(--pale);border-radius:7px;font-size:12px;margin-top:27px}.editorial-note p{margin:6px 0 0}.sponsored{display:block;font-size:10px;font-weight:600;color:#76511b}.reference-data+.fine-print{margin-bottom:0}[hidden]{display:none!important}
@media(max-width:1050px){.purpose-options{grid-template-columns:repeat(3,1fr)}.comparison-top{align-items:flex-start;flex-direction:column}.buying-section,.rfq-section{padding:23px!important}.rfq-intro{flex-direction:column}.rfq-intro .prototype-badge{margin-bottom:15px}.comparison-selectors{margin:0 15px;gap:8px}.comparison-selectors>div{padding:12px}.comparison-selectors small{font-size:10px}}
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/* Focused refinement: preserve the existing navy/teal system and section sequence. */
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.rfq-section{border:0!important;border-bottom:1px solid var(--line)!important;border-radius:0;padding:0 0 32px!important}
.rfq-intro{align-items:flex-start}.rfq-intro h2{font-size:26px}.rfq-intro>div>p{margin:0 0 15px}.rfq-section .prototype-notice{padding:12px 15px;margin:0 0 15px;border:0;border-left:2px solid #d9c89d;border-radius:0;background:#faf8f2;font-size:13px}.rfq-disclosure{margin-bottom:0}.rfq-disclosure summary{font-size:14px}.identity-fields{margin-bottom:18px}.rfq-disclosure .details-content{padding:20px 23px}.rfq-disclosure .form-submit button{border-color:#a4bec4;font-size:14px}.rfq-disclosure .prototype-badge{font-size:11px}.rfq-section .section-heading{margin-bottom:12px}
@media(min-width:1500px){.reading-layout{gap:38px}}
@media(max-width:1050px){.reading-layout{grid-template-columns:155px minmax(0,1fr);gap:25px}.hero-actions{flex-wrap:wrap}.hero-actions .button{font-size:12px}.supplier-tools{flex-wrap:wrap}.supplier-tools label{margin-left:auto}.context-column-labels,.context-row{grid-template-columns:.75fr 1.4fr 1.4fr;gap:12px}.context-row{padding-left:12px;padding-right:12px}.context-row p{font-size:14px}}
@media(max-width:760px){html{scroll-padding-top:0}.reading-layout{display:block}.section-nav{margin-bottom:25px}.section-nav nav a{padding:14px 10px}.hero-actions{display:grid;grid-template-columns:1fr 1fr}.hero-actions .button{font-size:13px;line-height:1.4;padding:11px 9px;min-height:52px}.hero-actions .primary{grid-column:1/-1}.comparison-selectors{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:8px}.comparison-selectors>div{padding:10px 8px;min-width:0}.comparison-selectors label{font-size:10px;letter-spacing:.4px}.comparison-selectors select{font-size:13px;padding:9px 6px;min-height:44px}.comparison-selectors .vs{font-size:11px}.practical .two-columns p{font-size:15px}.choice-contexts>h3{font-size:21px}.context-column-labels{display:none}.context-row{grid-template-columns:1fr;gap:13px;padding:20px 0}.context-row h4{font-size:17px}.context-row h5{display:block;font-size:12px;font-weight:650;color:var(--teal);margin:0 0 5px}.context-row p{font-size:15px}.context-row .context-citations{grid-column:auto;margin-top:0}.choice-intro,.choice-takeaway{font-size:14px}
.supplier-section .section-heading h2{font-size:26px}.supplier-tools{padding:15px;gap:14px;align-items:stretch}.supplier-tools label{margin-left:0;justify-content:space-between}.supplier-tools select{font-size:13px;width:152px}.subtle-tag{font-size:13px}.supplier-context{font-size:13px}.desktop-suppliers{display:none}.mobile-suppliers{display:grid;gap:18px;margin-top:21px}
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}
/* Keep application labels accessible in the desktop columns and visible on mobile. */
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@media(max-width:760px){.context-row h5{position:static;width:auto;height:auto;overflow:visible;clip:auto;white-space:normal;margin:0 0 5px}.comparison-table th:first-child{position:sticky;left:0;background:#fff;z-index:1}.comparison-table thead th:first-child{background:var(--pale)}}
@media(max-width:375px){.header-inner{gap:10px}.brand{font-size:15px;gap:8px}.brand-mark{width:30px;height:30px}.header-cta{font-size:11px;padding:6px 8px;white-space:nowrap}.supplier-tools label{flex-wrap:wrap;gap:8px}.supplier-tools select{width:100%}}
@media(max-width:375px){.comparison-selectors{grid-template-columns:1fr}.comparison-selectors .vs{text-align:center}.comparison-selectors>div{padding:12px}.comparison-selectors select{font-size:15px}.comparison-selectors small{font-size:12px}}

/* Product evidence stays available to keyboard and touch users. */
.document-notes{margin:10px 0 0;border:0;background:transparent}.document-notes summary{font-size:12px;padding:8px 22px 8px 0;min-height:44px;color:var(--teal);font-weight:600}.document-notes summary::after{right:2px;top:8px;font-size:17px}.document-notes[open]>summary{border:0}.document-notes summary span{margin:0}.document-notes ul{padding-left:16px;margin:0;font-size:12px;line-height:1.6;max-width:40ch}.document-notes li+li{margin-top:7px}

.document-links{display:grid;gap:5px}.document-status .document-links{white-space:normal}