/* AGL Huntite — buildless, responsive, and self-contained. */
:root{--ink:#143b3d;--dark:#0c3032;--deep:#092628;--orange:#ed8c40;--orange-dark:#a94b15;--paper:#f6f5f0;--muted:#667475;--line:#d8ddda;--white:#fff;--container:1200px}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;color:var(--ink);background:#fff;font-family:"Avenir Next","Segoe UI",Arial,sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,summary,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #ba571b;outline-offset:6px}img{display:block;max-width:100%;height:auto}p,h1,h2,h3,figure{margin:0}p+p{margin-top:18px}sub{font-size:.65em;line-height:0}svg{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.icon{width:20px;height:20px;flex-shrink:0}.science-icon{width:42px;height:42px}.icon-definitions{position:absolute;width:0;height:0;overflow:hidden}.container{width:min(var(--container),calc(100% - 112px));margin-inline:auto}.section{padding:112px 0}.eyebrow{display:flex;align-items:center;gap:12px;font-size:11px;letter-spacing:2px;font-weight:700;line-height:1.5}.orange-line{display:inline-block;width:27px;height:2px;background:var(--orange);flex-shrink:0}.light{color:#d8e3de}h2{font-size:clamp(36px,3.8vw,53px);font-weight:500;line-height:1.13;letter-spacing:-2px}h3{font-weight:600;line-height:1.35}.orange-dot{color:var(--orange)}.muted-heading{color:#7a8a85}.button{display:inline-flex;min-height:54px;align-items:center;justify-content:center;gap:26px;padding:15px 22px;font-size:13px;font-weight:650;line-height:1.4;transition:background .2s,color .2s,transform .2s;border:1px solid transparent}.button .icon{width:18px;height:18px}.button:hover{transform:translateY(-2px)}.button-orange{background:var(--orange);color:#122d2e}.button-orange:hover{background:#ffa45c}.button-outline{border-color:#819591;color:white;background:#0c303238}.button-outline:hover{background:#ffffff12;border-color:white}.button-dark{background:var(--ink);color:white}.button-dark:hover{background:#24575a}.text-link{display:inline-flex;align-items:center;gap:22px;font-size:13px;font-weight:650;line-height:1.5}.text-link .icon{transition:transform .2s}.text-link:hover .icon{transform:translateX(4px)}.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}.skip-link{position:fixed;left:20px;top:-100px;z-index:30;background:white;padding:12px 20px;color:var(--ink)}.skip-link:focus{top:12px}
/* Navigation */
.site-header{height:96px;position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #e9ece8}.header-inner{width:min(1360px,calc(100% - 80px));height:100%;margin:auto;display:flex;align-items:center;gap:28px}.brand{width:118px;flex-shrink:0}.brand img{width:118px;height:auto}.header-divider{height:31px;width:1px;background:#dce0dd}.product-label{font-size:10px;line-height:1.5;letter-spacing:1.5px;font-weight:650}.desktop-nav{margin-left:auto;display:flex;gap:28px;align-items:center}.desktop-nav a{font-size:12px;white-space:nowrap;position:relative;padding:12px 0}.desktop-nav a::after{position:absolute;bottom:6px;left:0;width:0;height:2px;background:var(--orange);content:"";transition:width .2s}.desktop-nav a:hover::after,.desktop-nav a[aria-current="location"]::after{width:100%}.header-contact{display:flex;align-items:center;gap:20px;border-left:1px solid var(--line);padding-left:26px;font-size:12px;font-weight:650;margin-left:2px}.header-contact .icon{width:17px;height:17px}.mobile-menu{display:none}
/* Mineral introduction */
.hero{position:relative;min-height:742px;overflow:hidden;color:white;background:#092729}.hero-picture,.hero-picture img,.hero-shade{position:absolute;inset:0;width:100%;height:100%}.hero-picture img{object-fit:cover;object-position:center 53%}.hero-shade{background:linear-gradient(90deg,rgba(5,30,32,.96) 0%,rgba(5,30,32,.88) 27%,rgba(5,30,32,.28) 60%,rgba(5,30,32,.05) 100%),linear-gradient(0deg,rgba(5,30,32,.8),transparent 23%)}.hero-inner{position:relative;z-index:1;padding-top:35px;padding-bottom:40px}.hero-topline{display:flex;justify-content:space-between;align-items:center}.hero-index{font-size:9px;font-weight:500;letter-spacing:2px;color:#d4ddd6}.hero-copy{margin-top:49px;max-width:570px}.product-origin{font-size:10px;letter-spacing:1.8px;color:#becfc9;margin-bottom:17px}.hero h1{font-size:clamp(78px,8.4vw,117px);font-weight:500;letter-spacing:-5.5px;line-height:.98}.hero h1>span{display:block}.hero-subtitle{font-size:19px;line-height:1.55;color:#f0f1e9;margin-top:25px;letter-spacing:-.15px}.hero-description{max-width:385px;font-size:13px;line-height:1.8;color:#c5d3cd;margin-top:15px}.hero-actions{display:flex;gap:12px;margin-top:28px}.hero-bottom{margin-top:48px;display:flex;align-items:end;justify-content:space-between}.explore-link{font-size:9px;letter-spacing:1.7px;display:flex;align-items:center;gap:13px;color:#dce7df}.scroll-mark{display:grid;place-items:center;border:1px solid #a3b1a25c;border-radius:50%;height:31px;width:31px;font-size:16px;letter-spacing:0}.mineral-formula{font-size:25px;letter-spacing:.6px;line-height:1.4;color:#e7ebe1;text-align:right;margin-right:0}.mineral-formula>span{display:block;font-size:8px;letter-spacing:1.5px;margin-top:6px;color:#c6d0c5}.hero-image-note{position:absolute;right:30px;bottom:10px;font-size:9px;letter-spacing:.35px;color:#c6d0c5;z-index:2}
/* Laboratory figures */
.glance-section{background:var(--paper);padding:46px 0 21px;border-bottom:1px solid #e3e5df}.glance-grid{display:grid;grid-template-columns:1fr 1fr 1.15fr 1.1fr}.glance-intro p{font-size:23px;line-height:1.3;margin-top:12px;letter-spacing:-.6px}.glance-intro .eyebrow{font-size:9px;color:#586f6b}.stat{border-left:1px solid #cbd3cc;padding-left:39px}.stat p.stat-value{font-size:53px;line-height:1.1;font-weight:500;letter-spacing:-2.5px;white-space:nowrap;margin:0}.stat-value span{font-size:22px;margin-left:5px;letter-spacing:-.5px}.stat>p:not(.stat-value){font-size:12px;font-weight:600;margin-top:11px}.stat-method{display:block;font-size:10px;color:#64776f;margin-top:4px}.data-disclaimer{font-size:10px;color:#64726c;margin-top:30px;border-top:1px solid #d9dfd7;padding-top:15px;display:flex;justify-content:space-between;gap:20px}.data-disclaimer a{text-decoration:underline;text-underline-offset:3px;white-space:nowrap}
/* Story */
.why-grid{display:grid;grid-template-columns:.94fr 1.06fr;gap:85px;align-items:center}.mineral-figure{position:relative;background:#123e3f;aspect-ratio:1/1.18;overflow:hidden}.mineral-figure picture,.mineral-figure img{width:100%;height:100%;object-fit:cover}.mineral-figure::after{position:absolute;inset:0;background:linear-gradient(0deg,#082f30bb,transparent 65%);content:"";pointer-events:none}.figure-corner{position:absolute;left:27px;top:28px;color:white;font-size:9px;letter-spacing:2px;z-index:1}.mineral-figure figcaption{position:absolute;bottom:12px;left:27px;color:#dbe4d9;font-size:9px;z-index:1}.image-word{position:absolute;left:30px;bottom:53px;font-size:46px;letter-spacing:-1.8px;line-height:1.05;color:#f7f6ef;font-weight:500;z-index:1}.why-copy .eyebrow{margin-bottom:25px}.why-copy h2{font-size:clamp(34px,3.4vw,47px);letter-spacing:-1.8px}.section-lead{font-size:17px;font-weight:500;margin-top:25px;margin-bottom:16px}.why-copy>p:not(.eyebrow):not(.section-lead){font-size:13px;color:#63736d;line-height:1.9}.benefit-list{margin:28px 0 25px}.benefit-list>div{display:flex;gap:20px;padding:18px 0;border-top:1px solid var(--line)}.benefit-list>div>span{font-size:10px;letter-spacing:1px;color:var(--orange-dark);padding-top:4px}.benefit-list h3{font-size:14px}.benefit-list p{font-size:12px;color:#64736d;margin-top:5px;line-height:1.7}.why-copy>.text-link{border-bottom:1px solid var(--ink);padding-bottom:8px}
/* Mechanism */
.mechanism-section{background:var(--ink);color:#fff;position:relative;overflow:hidden}.mechanism-section::after{position:absolute;content:"";width:600px;height:600px;border:1px solid #ffffff05;right:-160px;top:-100px;border-radius:50%;box-shadow:0 0 0 70px #ffffff02,0 0 0 140px #ffffff02;pointer-events:none}.section-heading{display:flex;justify-content:space-between;gap:50px;align-items:end;margin-bottom:44px}.section-heading .eyebrow{margin-bottom:19px}.section-heading>p{max-width:340px;font-size:13px;line-height:1.9;color:#64756d}.mechanism-heading>p{color:#c0d0c7;max-width:360px}.mechanism-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:47px;position:relative;z-index:1}.mechanism-grid article{padding:26px 32px 0 0;border-top:1px solid #65837a}.mechanism-grid article+article{padding-left:36px;border-left:1px solid #52756c}.mechanism-top{display:flex;justify-content:space-between;align-items:center;padding-right:10px;color:var(--orange)}.mechanism-top>span{font-size:10px;letter-spacing:1px;color:#abc4b8}.mechanism-grid h3{font-size:23px;font-weight:500;letter-spacing:-.6px;margin-top:30px}.mechanism-grid p{font-size:13px;line-height:1.85;max-width:280px;color:#c0d0c7;margin-top:14px}.mechanism-note{font-size:10px;line-height:1.8;color:#b7ccc0;border-top:1px solid #42685e;padding-top:20px;margin-top:37px}
/* Applications */
.applications-section{background:#fff}.application-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.application-image{position:relative;aspect-ratio:1.65;overflow:hidden;background:var(--ink)}.application-image picture,.application-image img{width:100%;height:100%;object-fit:cover}.application-image img{transition:transform .6s}.application-card:hover .application-image img{transform:scale(1.035)}.application-image::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#082e3050,transparent 40%,#05272a80)}.application-number{position:absolute;top:21px;left:23px;font-size:9px;letter-spacing:1.8px;color:#fff;z-index:1}.application-image-note{position:absolute;bottom:13px;left:23px;color:#f0f3ec;font-size:9px;z-index:1}.application-copy{padding:24px 0 28px;border-bottom:1px solid var(--line)}.application-copy h3{font-size:25px;font-weight:500;letter-spacing:-.6px}.application-copy p{font-size:13px;color:#64736d;line-height:1.85;max-width:455px;margin-top:11px;margin-bottom:19px}.application-copy .text-link{font-size:12px}.other-applications{display:grid;grid-template-columns:repeat(3,1fr);margin-top:34px}.other-applications>div{display:flex;align-items:center;gap:18px;font-size:14px;padding:13px 20px 13px 0}.other-applications>div+div{border-left:1px solid var(--line);padding-left:30px}.other-applications .science-icon{width:31px;height:31px;stroke-width:1.3;color:#6c8075}.application-note{font-size:10px;line-height:1.8;color:#64736d;max-width:850px;margin-top:28px}
/* Technical data */
.technical-section{background:var(--paper)}.technical-section .section-heading>p{max-width:300px}.technical-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px}.table-heading{display:flex;gap:16px;align-items:center}.table-index{font-size:10px;color:#8d4b22;border:1px solid #d8d6cb;width:30px;height:30px;display:grid;place-items:center}.table-heading h3{font-size:20px;font-weight:500;letter-spacing:-.45px}.method{font-size:11px;color:#607267;line-height:1.8;margin-top:12px;min-height:40px}.composition-highlight{margin-top:33px}.composition-highlight>span{font-size:98px;line-height:1;font-weight:400;letter-spacing:-5px}.composition-highlight>span>span{font-size:39px;letter-spacing:-2px}.composition-highlight>p{font-size:12px;letter-spacing:.5px;margin-top:9px}.composition-bar{display:flex;height:7px;gap:3px;margin-top:25px;margin-bottom:25px}.composition-bar>span:nth-child(1){width:87.2%;background:var(--ink)}.composition-bar>span:nth-child(2){width:6.7%;background:var(--orange)}.composition-bar>span:nth-child(3){width:6.1%;background:#a3b2a6}table{width:100%;border-collapse:collapse;font-size:12px;font-variant-numeric:tabular-nums}th,td{text-align:left;padding:13px 8px;border-bottom:1px solid #d8dfd5;font-weight:400}thead th{font-size:9px;letter-spacing:.9px;text-transform:uppercase;font-weight:600;padding-top:14px;padding-bottom:14px;color:#5e7166;border-bottom-color:#aabbb0}th:first-child,td:first-child{padding-left:0}td:last-child,thead th:last-child{text-align:right;padding-right:0}.composition-panel tbody th{white-space:nowrap}.composition-panel tbody td:nth-child(2){font-size:11px;white-space:nowrap}.legend-dot{height:6px;width:6px;border-radius:50%;display:inline-block;margin-right:10px;vertical-align:middle}.huntite-dot{background:var(--ink)}.magnesite-dot{background:var(--orange)}.calcite-dot{background:#a3b2a6}.particle-panel table{margin-top:12px}.particle-panel th span{font-size:10px;color:#68786d;font-weight:400;margin-left:7px}.particle-panel tbody th{font-weight:500}.particle-panel tbody td{white-space:nowrap}.particle-panel .highlight-row{background:#e5e9df}.particle-panel .highlight-row th{padding-left:10px}.particle-panel .highlight-row td{padding-right:10px;font-weight:650}.technical-notes{display:flex;gap:17px;border-top:1px solid #bdc9bd;margin-top:40px;padding-top:25px}.note-symbol{border:1px solid #82998a;font-size:11px;line-height:18px;flex:0 0 20px;text-align:center;height:20px;border-radius:50%;margin-top:2px}.technical-notes h3{font-size:12px;margin-bottom:7px}.technical-notes p{font-size:10px;color:#607066;line-height:1.85;max-width:1050px}.technical-notes p+p{margin-top:7px}
/* Download */
.downloads-section{background:var(--dark);color:#fff;overflow:hidden}.downloads-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.brochure-preview{position:relative;min-height:445px;display:flex;align-items:center;justify-content:center}.brochure-front{width:249px;height:auto;position:relative;transform:rotate(-7deg);box-shadow:4px 14px 45px #021a1c66;z-index:2}.brochure-back{width:238px;height:auto;position:absolute;transform:rotate(9deg);left:calc(50% - 75px);top:48px;box-shadow:5px 10px 30px #021a1c55;z-index:1}.brochure-orbit{position:absolute;border:1px solid #6e8b7840;border-radius:50%;width:410px;height:410px;top:10px;left:calc(50% - 205px)}.brochure-orbit::after{position:absolute;content:"";width:11px;height:11px;background:var(--orange);border-radius:50%;top:71px;right:27px}.document-tag{position:absolute;bottom:-7px;left:4px;letter-spacing:1.7px;font-size:8px;color:#c4d3c5}.download-copy .eyebrow{margin-bottom:22px}.download-copy h2{font-size:clamp(36px,3.8vw,53px)}.download-copy>p:not(.eyebrow):not(.file-meta){font-size:13px;line-height:1.9;color:#c4d3c5;margin-top:23px;max-width:420px}.download-includes{padding:0;list-style:none;margin:26px 0 30px;font-size:12px;color:#d3ddd0}.download-includes li{border-bottom:1px solid #355959;padding:9px 0}.download-includes li::before{content:"↗";color:var(--orange);margin-right:13px}.file-meta{font-size:10px;color:#c0d0bf;margin-top:15px;letter-spacing:.4px}.brochure-open{font-size:10px;color:#d3ddd0;text-decoration:underline;text-underline-offset:4px;display:inline-block;margin-top:8px}
/* Contact and footer */
.contact-section{background:#f8f7f2}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:start}.contact-section .eyebrow{font-size:9px;margin-bottom:25px}.contact-section h2{font-size:clamp(49px,5.8vw,78px);letter-spacing:-3.5px;line-height:1.02}.contact-copy{padding-top:10px}.contact-copy>p{font-size:14px;color:#596f63;line-height:1.9;max-width:440px}.contact-actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap;margin-top:26px}.contact-actions .button{gap:16px}.contact-actions .text-link{font-size:12px;gap:8px}.contact-email{margin-top:34px;padding-top:24px;border-top:1px solid #cdd6ca}.contact-email>span{font-size:9px;letter-spacing:1.6px;display:block;color:#607666;margin-bottom:8px}.contact-email>a{font-size:24px;letter-spacing:-.5px;display:inline-flex;align-items:center;gap:30px}.contact-copy>p.contact-note{font-size:10px;color:#68796b;margin-top:15px}.site-footer{background:#fff;padding:47px 0 0}.footer-top{display:grid;grid-template-columns:.65fr 1.1fr .8fr;gap:40px;align-items:center;padding-bottom:38px}.footer-brand{width:133px}.footer-company p{font-size:10px;letter-spacing:.5px;font-weight:600}.footer-company address{font-size:11px;color:#657768;font-style:normal;line-height:1.8;margin-top:7px}.footer-links{display:flex;flex-direction:column;align-items:flex-end;gap:5px;font-size:11px}.footer-links a:last-child{margin-top:9px;display:flex;gap:16px;align-items:center;font-weight:600}.footer-links .icon{width:14px;height:14px}.footer-bottom{border-top:1px solid #dfe4db;padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#66786b;font-size:9px}.footer-bottom>span{font-size:8px;letter-spacing:1.2px}.footer-bottom a{color:var(--ink)}
@media(min-width:1600px){.hero{min-height:810px}.hero-inner{padding-top:45px}.hero-copy{margin-top:67px}.hero-bottom{margin-top:65px}}
@media(max-width:1150px){.header-inner{gap:19px;width:calc(100% - 56px)}.desktop-nav{gap:19px}.product-label{display:none}.header-divider{display:none}.header-contact{padding-left:19px}.container{width:calc(100% - 80px)}.hero{min-height:720px}.hero-copy{margin-top:45px}.hero h1{font-size:100px}.why-grid{gap:45px}.section{padding:90px 0}.stat{padding-left:26px}.stat p.stat-value{font-size:45px}.stat-value span{font-size:19px}.technical-grid{gap:35px}.downloads-grid,.contact-grid{gap:50px}.contact-actions{gap:20px}.contact-email>a{font-size:22px}.mechanism-grid h3{font-size:21px}}
@media(max-width:850px){html{scroll-padding-top:89px}.site-header{height:80px}.header-inner{width:calc(100% - 40px);gap:20px}.brand,.brand img{width:100px}.desktop-nav{display:none}.header-contact{margin-left:auto;padding-left:0;border-left:0}.mobile-menu{display:block}.mobile-menu summary{list-style:none;width:34px;height:38px;display:flex;justify-content:center;gap:5px;flex-direction:column;cursor:pointer;padding:6px}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu summary span{display:block;width:22px;height:1px;background:var(--ink)}.mobile-menu nav{position:absolute;left:0;right:0;top:79px;background:white;padding:10px 28px 23px;box-shadow:0 15px 25px #09272915;border-top:1px solid var(--line)}.mobile-menu nav a{display:block;font-size:15px;padding:11px 0;border-bottom:1px solid #e5e9e0}.mobile-menu nav a:last-child{font-size:11px;color:#647268;border-bottom:0;padding-top:17px}.container{width:calc(100% - 56px)}.hero{min-height:745px}.hero-copy{max-width:440px}.hero-index{display:none}.hero-shade{background:linear-gradient(90deg,#051e20ed 0%,#051e20c9 36%,#051e2030 100%),linear-gradient(0deg,#051e20c9,transparent 30%)}.hero-picture img{object-position:62% center}.hero h1{font-size:99px}.glance-grid{grid-template-columns:repeat(3,1fr)}.glance-intro{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;margin-bottom:29px}.glance-intro p{font-size:19px;margin-top:0;text-align:right}.glance-intro p br{display:none}.stat{padding-left:20px}.stat:nth-child(2){border-left:0;padding-left:0}.stat p.stat-value{font-size:42px}.stat>p:not(.stat-value){font-size:10px}.stat-value span{font-size:17px}.stat-method{font-size:9px}.why-grid{grid-template-columns:1fr;gap:45px}.mineral-figure{aspect-ratio:1.5;max-height:480px}.mineral-figure img{object-position:center 60%}.why-copy h2{font-size:44px}.why-copy>p:not(.eyebrow):not(.section-lead){font-size:14px}.benefit-list{display:grid;grid-template-columns:1fr 1fr;gap:25px}.section-heading{gap:30px;align-items:start}.section-heading>p{max-width:260px;font-size:12px}.section-heading h2{font-size:40px}.mechanism-grid article+article{padding-left:23px}.mechanism-grid article{padding-right:20px}.mechanism-grid h3{font-size:19px}.mechanism-grid p{font-size:12px}.other-applications>div{font-size:12px;gap:10px}.other-applications>div+div{padding-left:20px}.technical-grid{grid-template-columns:1fr 1.1fr;gap:30px}.table-heading h3{font-size:17px}.table-heading{gap:10px}.particle-panel th span{display:block;margin-left:0;font-size:9px}.composition-highlight>span{font-size:83px}.composition-panel tbody td:nth-child(2){font-size:10px}.legend-dot{margin-right:5px}.downloads-grid{gap:34px}.brochure-front{width:192px}.brochure-back{width:180px;top:61px;left:calc(50% - 62px)}.brochure-preview{min-height:380px}.brochure-orbit{width:300px;height:300px;left:calc(50% - 150px);top:35px}.download-copy h2{font-size:38px}.download-copy .button{font-size:11px;gap:14px;padding-inline:14px}.contact-grid{grid-template-columns:1fr 1fr;gap:36px}.contact-section h2{font-size:56px}.contact-copy>p{font-size:13px}.contact-email>a{font-size:19px;gap:15px}.contact-section .eyebrow{line-height:1.7}.footer-top{grid-template-columns:.65fr 1fr .85fr;gap:20px}.footer-brand{width:110px}.footer-company p{font-size:9px}.footer-company address{font-size:10px}.footer-bottom>span{display:none}}
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