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.red-layout{grid-template-columns:1fr;gap:25px}.red-heading{padding:0;grid-column:1;grid-row:1}.red-heading .color-name{font-size:86px}.red-heading .color-subtitle{font-size:22px;max-width:none;margin:0}.color-red-figure{grid-column:1;grid-row:2;width:100%}.red-study-image{aspect-ratio:1.05;object-position:57% 50%}.red-copy{grid-column:1;grid-row:3;padding:5px 0 0 10%}.red-copy>p:first-child{font-size:18px}.color-matters{grid-template-columns:1fr;gap:38px}.color-matters h2{font-size:28px;margin-top:23px}.color-definitions>div{padding-block:23px}.color-definitions h3{font-size:28px}.legacy-figure{margin-top:32px}.argyle-geology-image{aspect-ratio:1.48}.legacy-figure figcaption{flex-direction:column;gap:3px}.legacy-story{grid-template-columns:1fr;gap:32px;margin-top:35px}.legacy-date{display:grid;grid-template-columns:1fr 1fr;align-items:center;column-gap:15px}.legacy-date strong{grid-column:1;grid-row:1/3;font-size:76px}.legacy-date span{font-size:12px;line-height:1.6;grid-column:2;letter-spacing:.07em}.legacy-date span:first-child{align-self:end}.legacy-date span:last-child{align-self:start;margin-top:5px}.legacy-story h3{font-size:25px;margin-bottom:20px}.collection-notice{margin-top:30px;font-size:14px}.featured-stones{margin-top:35px}.featured-stone,.featured-stone:nth-child(2){grid-template-columns:1fr;gap:28px;padding-block:10px 48px}.featured-stone+.featured-stone{padding-top:45px}.featured-stone:nth-child(2) .featured-image-link{grid-column:1;grid-row:1;margin-left:12%}.featured-stone:nth-child(2) .featured-info{grid-column:1;grid-row:2}.featured-stone:nth-child(3) .featured-image-link{margin-right:9%}.featured-info,.featured-stone:nth-child(2) .featured-info{padding-left:10%}.featured-info h3{font-size:41px;margin-top:10px}.featured-info .stone-status{margin:12px 0 20px}.placeholder-number{font-size:60px;margin-bottom:23px}.placeholder-label{font-size:18px}.stone-placeholder{aspect-ratio:1.3}.featured-info .text-link{margin-top:15px}.archive-heading .serif-heading{font-size:41px}.archive-empty{margin-top:30px;display:grid;grid-template-columns:1fr;padding-block:28px;gap:25px}.archive-folio{font-size:22px}.archive-empty>.muted{text-align:left}.archive-item{grid-template-columns:95px 1fr;gap:20px}.archive-item img{width:95px;height:85px}.archive-item>span{grid-column:2}.expertise{grid-template-columns:1fr;gap:35px}.expertise h2{font-size:30px;margin-top:24px}.expertise-principles h3{font-size:23px}.clients-layout{grid-template-columns:1fr;gap:30px}.clients-layout h2{font-size:28px;grid-column:1}.clients-layout h3{font-size:26px;margin-bottom:12px}.inquiry .serif-heading{font-size:clamp(35px,10vw,48px);line-height:1.1;margin-block:25px}.inquiry-layout{gap:35px}.inquiry form{margin-left:0;max-width:none}.inquiry-layout>div>.inquiry-availability{margin-top:23px}.site-footer{padding-top:40px}.footer-top{align-items:center;gap:15px;padding-bottom:28px}.footer-top .wordmark{font-size:22px}.footer-top .wordmark span{font-size:8px}.footer-top .text-link{font-size:12px;padding:8px 0}.footer-bottom{font-size:12px;flex-direction:column;gap:9px;padding-top:19px}.detail-page{padding-top:25px}.breadcrumb{gap:8px;margin-bottom:30px}.detail-layout{grid-template-columns:1fr;gap:26px;padding-bottom:42px}.detail-gallery>.stone-placeholder{aspect-ratio:1.2}.detail-gallery>.stone-placeholder .placeholder-number{font-size:80px}.detail-copy{padding:0}.detail-copy h1{font-size:58px;margin-block:15px}.detail-status{font-size:24px}.detail-description{margin-bottom:25px}.detail-note{margin-left:0;padding-bottom:45px}.detail-note h2{font-size:23px}.detail-other{margin-bottom:45px;flex-wrap:wrap}.detail-other a{font-size:18px}}
@media(max-width:360px){.wordmark{font-size:22px}.placeholder-label{font-size:16px}.footer-top{flex-wrap:wrap}.hero-copy>.text-link{gap:12px;font-size:13px}.serif-heading{font-size:40px}.placeholder-corner{font-size:12px}.placeholder-content{padding-inline:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
/* On a narrow screen the photograph introduces the stone before the headline. */
@media(max-width:680px){.hero-copy{grid-row:2;padding:32px 0}.hero-visual{grid-row:1}.hero-image-wrap{aspect-ratio:1.15}.hero-symbol-image{object-position:50% 66%}}
@media(scripting:none){.menu-toggle{display:none}.site-header nav{position:static;display:flex;flex-wrap:wrap;font-size:14px;padding:0;border:0}.site-header{flex-wrap:wrap}.inquiry-button:disabled{opacity:.5;cursor:default}}

/* Hero revision: give the three-stone composition visual weight and preserve its edges. */
.hero{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);column-gap:7%}
.hero-image-wrap{aspect-ratio:5/6}
.hero-symbol-image{object-fit:contain;object-position:50% 50%}
@media(max-width:680px){.hero{grid-template-columns:1fr}.hero-visual{width:100%}.hero-image-wrap{aspect-ratio:5/6}}

/* Keep each approved diamond cut complete, including the pear tip, on every screen. */
.blue-study-image,.pink-study-image,.red-study-image{height:auto;aspect-ratio:auto;object-fit:contain;object-position:50% 50%}

.form-trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.inquiry-button:disabled{opacity:.6;cursor:wait}.inquiry-status{display:block;margin-top:20px;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.inquiry-status[data-state="error"]{color:#81323d}