:root{--p:#655cff;--ink:#252638;--muted:#667085;--rule:#dde1e9;--soft:#f5f6fa;--lilac:#efeeff}*{box-sizing:border-box}.schema-label,.section-heading span,.lesson-grid span,.validation-grid>div>span{color:#747c8e;font-size:10px;font-weight:700;letter-spacing:.15em}.schema-hero{align-items:end;display:grid;gap:80px;grid-template-columns:1fr 370px;padding-bottom:100px;padding-top:95px}.schema-hero h1{color:var(--ink);font:700 clamp(58px,8vw,108px)/.9 "Manrope",sans-serif;letter-spacing:-.075em;margin:28px 0}.schema-hero h1 i{color:var(--p);font-style:normal}.schema-hero>div>p{color:var(--muted);font-size:18px;line-height:1.7;max-width:750px}.schema-button{background:var(--p);color:#fff;display:inline-block;font-size:13px;font-weight:700;margin-top:20px;padding:16px 21px;text-decoration:none}.schema-hero aside{background:var(--ink);box-shadow:18px 18px 0 #dedcff;color:#fff;padding:32px}.schema-hero aside>span{color:#aaa5ff;font-size:10px;font-weight:700;letter-spacing:.13em}.schema-hero aside>strong{display:block;font:700 29px/1.15 "Manrope",sans-serif;margin:35px 0 25px}.schema-hero aside ul{color:#c8cad4;font-size:13px;line-height:1.7;padding-left:18px}.lesson-band{background:var(--lilac);padding:80px 0}.lesson-grid{display:grid;gap:80px;grid-template-columns:.8fr 1.2fr}.lesson-grid h2,.section-heading h2,.validation-grid h2{font:700 clamp(38px,5vw,60px)/1 "Manrope",sans-serif;letter-spacing:-.06em;margin:18px 0}.lesson-grid>div+div>p,.section-heading>p,.validation-grid p{color:var(--muted);font-size:15px;line-height:1.75}.truth-note{border-left:4px solid var(--p);display:grid;gap:25px;grid-template-columns:180px 1fr;margin-top:30px;padding:18px 24px}.truth-note p{color:var(--muted);line-height:1.65;margin:0}.schema-builder-section,.field-section{padding-bottom:100px;padding-top:100px}.section-heading{align-items:end;display:grid;gap:70px;grid-template-columns:1fr 1fr;margin-bottom:48px}.builder-grid{display:grid;grid-template-columns:1fr 1fr}.schema-form{border:1px solid var(--rule);display:grid;gap:18px;padding:34px}.schema-form label{font-size:12px;font-weight:700}.schema-form input,.schema-form select,.schema-form textarea{border:1px solid #cbd1dc;border-radius:0;color:var(--ink);display:block;font:500 14px "DM Sans",sans-serif;margin-top:8px;padding:13px;width:100%}.schema-form textarea{line-height:1.55;resize:vertical}.field-pair{display:grid;gap:16px;grid-template-columns:1fr 1fr}.form-note{background:var(--soft);color:var(--muted);font-size:12px;line-height:1.65;margin:4px 0 0;padding:16px}.code-panel{background:#1d1e2b;color:#e7e8ef;display:flex;flex-direction:column;min-width:0;padding:28px}.code-head{align-items:center;border-bottom:1px solid #444653;display:flex;justify-content:space-between;padding-bottom:17px}.code-head span{color:#aaa5ff;font-size:10px;font-weight:700;letter-spacing:.13em}.code-head button{background:#fff;border:0;color:var(--ink);cursor:pointer;font:700 11px "DM Sans",sans-serif;padding:10px 13px}.code-panel pre{font:13px/1.65 ui-monospace,SFMono-Regular,Menlo,monospace;margin:25px 0;overflow:auto;white-space:pre-wrap}.code-panel #copy-status{color:#a8d9be;font-size:12px;margin-top:auto;min-height:18px}.workflow-section{background:var(--soft);padding:100px 0}.workflow-grid{display:grid;grid-template-columns:repeat(4,1fr)}.workflow-grid article{background:#fff;border:1px solid var(--rule);margin:-1px 0 0 -1px;min-height:250px;padding:26px}.workflow-grid b{color:var(--p);font-size:10px}.workflow-grid h3{font:700 20px "Manrope",sans-serif;margin:50px 0 12px}.workflow-grid p{color:var(--muted);font-size:13px;line-height:1.65}.field-table{border-top:1px solid var(--rule)}.field-row{border-bottom:1px solid var(--rule);display:grid;gap:25px;grid-template-columns:.5fr 1fr 1.5fr;padding:18px 10px}.field-row span{color:var(--muted);font-size:13px;line-height:1.55}.field-head{color:#7b8291;font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.validation-section{background:var(--ink);color:#fff;padding:100px 0}.validation-grid{display:grid;gap:80px;grid-template-columns:.8fr 1.2fr}.validation-grid p{color:#c9cad4}.tool-list{border-top:1px solid #484a5b}.tool-list a{border-bottom:1px solid #484a5b;color:#fff;display:grid;gap:16px;grid-template-columns:100px 1fr 1.4fr;padding:22px 5px;text-decoration:none}.tool-list a span{color:#aaa5ff;font-size:10px;font-weight:700;text-transform:uppercase}.tool-list a strong{font:700 16px "Manrope",sans-serif}.tool-list a small{color:#c9cad4;line-height:1.5}@media(max-width:900px){.schema-hero,.lesson-grid,.section-heading,.builder-grid,.validation-grid{grid-template-columns:1fr}.schema-hero aside{max-width:500px}.workflow-grid{grid-template-columns:1fr 1fr}}@media(max-width:620px){.schema-hero{padding-top:65px}.schema-hero h1{font-size:clamp(52px,16vw,74px)}.truth-note,.field-pair,.field-row,.tool-list a{grid-template-columns:1fr}.workflow-grid{grid-template-columns:1fr}.schema-form,.code-panel{padding:22px}.field-head{display:none}}
.standards-disclosure{border-top:1px solid #484a5b;display:grid;gap:28px;grid-template-columns:220px 1fr;margin-top:50px;padding-top:25px}.standards-disclosure strong{font:700 15px "Manrope",sans-serif}.standards-disclosure p{color:#c9cad4;font-size:12px;line-height:1.7;margin:0}.standards-disclosure a{color:#b6b2ff}@media(max-width:620px){.standards-disclosure{grid-template-columns:1fr}}

/* Full-width standards bar below the validation tools. */
.validation-grid>.standards-disclosure{align-items:start;background:#2d2f42;border:1px solid #484a5b;grid-column:1/-1;grid-template-columns:minmax(180px,.32fr) minmax(0,1fr);margin-top:18px;padding:28px 30px}
.validation-grid>.standards-disclosure strong{font-size:17px;line-height:1.35}
.validation-grid>.standards-disclosure p{font-size:13px;line-height:1.75;max-width:850px}
@media(max-width:620px){.validation-grid>.standards-disclosure{grid-template-columns:1fr;padding:24px}}