:root{
  --bg:#f7f8fc;--surface:#fff;--soft:#eef1ff;--text:#172033;--muted:#667085;
  --line:#dfe3ee;--primary:#4f46e5;--primary2:#14b8a6;--danger:#b42318;
  --warning:#b54708;--success:#067647;--shadow:0 16px 40px rgba(27,39,78,.10);
  --radius:22px;--max:1500px
}
html[data-theme="dark"]{
  --bg:#0d1220;--surface:#151c2d;--soft:#1c2540;--text:#edf1ff;--muted:#a7b0c7;
  --line:#2b3651;--primary:#8d89ff;--primary2:#45d8c4;--danger:#ff8e88;
  --warning:#ffb86b;--success:#66d7a7;--shadow:0 18px 48px rgba(0,0,0,.30)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(2.7rem,6vw,5.2rem);line-height:1.02;letter-spacing:-.055em}
h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.08;letter-spacing:-.04em}
h3{line-height:1.2;letter-spacing:-.02em}
p{color:var(--muted)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.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;top:-100px;left:12px;z-index:9999;background:var(--text);color:var(--bg);padding:9px 14px;border-radius:10px}
.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:1000;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav-shell{height:76px;max-width:var(--max);margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;font-weight:900}
.brand-copy{display:flex;flex-direction:column;line-height:1.1}
.brand-copy small{color:var(--muted);font-size:.67rem;font-weight:700;margin-top:4px}
.primary-nav{display:flex;align-items:center;gap:4px}
.nav-link{padding:9px 10px;border-radius:10px;color:var(--muted);font-size:.9rem;font-weight:700}
.nav-link:hover,.nav-link.active{background:var(--surface);color:var(--text);text-decoration:none}
.menu-button{display:none}
.theme-toggle{border:0;background:transparent;color:var(--text);font-size:1.25rem;padding:7px 9px;border-radius:10px}
.theme-toggle:hover{background:var(--surface)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--primary);border-radius:12px;background:var(--primary);color:#fff;padding:12px 18px;font-weight:800;text-decoration:none;box-shadow:0 7px 18px color-mix(in srgb,var(--primary) 24%,transparent)}
.button:hover{background:color-mix(in srgb,var(--primary) 82%,#000);text-decoration:none}
.button.secondary{background:var(--surface);border-color:var(--line);color:var(--text);box-shadow:none}
.button.secondary:hover{border-color:var(--primary);background:var(--soft)}
.button.small{padding:8px 11px;font-size:.84rem}
.button.full{width:100%}
.button-row{display:flex;flex-wrap:wrap;gap:10px}
.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:.72rem;font-weight:900;color:var(--primary)}
.hero{max-width:var(--max);margin:auto;padding:92px 24px 72px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(330px,.65fr);gap:68px;align-items:center}
.hero-copy{font-size:1.18rem;max-width:760px}
.text-links{display:flex;gap:22px;margin-top:23px;font-weight:800}
.hero-panel{background:linear-gradient(145deg,var(--surface),var(--soft));border:1px solid var(--line);border-radius:30px;padding:28px;box-shadow:var(--shadow)}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.stat-grid>div{background:var(--surface);padding:21px;display:flex;flex-direction:column}
.stat-grid strong{font-size:2rem;line-height:1}
.stat-grid span{font-size:.79rem;color:var(--muted);margin-top:7px}
.small-note{font-size:.84rem;color:var(--muted)}
.section{max-width:var(--max);margin:auto;padding:80px 24px}
.section.tinted,.section.dark{max-width:none;padding-left:max(24px,calc((100% - var(--max))/2 + 24px));padding-right:max(24px,calc((100% - var(--max))/2 + 24px))}
.section.tinted{background:var(--soft)}
.section.dark{background:#121a31;color:#fff}
.section.dark h2,.section.dark h3,.section.dark strong{color:#fff}
.section.dark p{color:#bac4d8}
.section-heading{max-width:760px;margin-bottom:36px}
.section-heading.center{text-align:center;margin-left:auto;margin-right:auto}
.section-heading p{font-size:1.05rem}
.two-grid,.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.split{gap:58px;align-items:center}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.card h3{font-size:1.45rem}
.icon-tile { width: 52px; height: 52px; border-radius: 16px; font-size: 1.35rem; }
.check-list,.cross-list{list-style:none;padding:0;margin:20px 0}
.check-list li,.cross-list li{position:relative;padding-left:28px;margin:8px 0;color:var(--muted)}
.check-list li:before{content:"✓";position:absolute;left:0;color:var(--success);font-weight:900}
.cross-list li:before{content:"×";position:absolute;left:0;color:#ff8e88;font-weight:900}
.inline-arrow{font-weight:850}
.callout{margin:22px 0;padding:15px 17px;border:1px solid color-mix(in srgb,var(--primary) 23%,var(--line));border-left:4px solid var(--primary);border-radius:12px;background:color-mix(in srgb,var(--primary) 7%,var(--surface));color:var(--muted)}
.domain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.domain-card{background:var(--surface);border:1px solid var(--line);border-radius:17px;padding:21px;transition:.2s}
.domain-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);text-decoration:none}
.domain-card .code{font-size:.76rem;text-transform:uppercase;letter-spacing:.08em;font-weight:900;color:var(--primary)}
.domain-card h3{font-size:1.02rem;margin:9px 0}
.domain-card p{font-size:.84rem;margin:0}
.pill{display:inline-flex;padding:4px 8px;border-radius:99px;background:var(--soft);color:var(--muted);font-size:.72rem;font-weight:800}
.proportion-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.profile-meter{margin:18px 0}
.profile-meter strong{display:block}
.meter{height:10px;background:var(--soft);border-radius:99px;overflow:hidden;margin:7px 0}
.meter i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--primary2))}
.example-card{background:#fff;color:#172033;border-radius:var(--radius);padding:24px}
.example-card .weak,.example-card .strong{padding:17px;border-radius:13px}
.example-card .weak{background:#fff1f0;border:1px solid #ffd3cf}
.example-card .strong{background:#eefcf7;border:1px solid #b7eed9}
.example-card p{color:#374151;margin-bottom:0}
.example-card small{display:block;text-transform:uppercase;letter-spacing:.08em;font-weight:900;margin-bottom:7px}
.example-card .weak small{color:#b42318}.example-card .strong small{color:#067647}
.down-arrow{text-align:center;font-size:1.4rem;padding:6px}
.evidence-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:11px}
.evidence-grid>div{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 10px;text-align:center}
.evidence-grid strong{display:block;font-size:1.45rem;color:var(--primary)}
.evidence-grid span{font-size:.75rem;color:var(--muted)}
.final-cta{display:flex;align-items:center;justify-content:space-between;gap:35px;border-top:1px solid var(--line)}
.final-cta h2{max-width:700px;margin-bottom:0}
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:50px max(24px,calc((100% - var(--max))/2 + 24px)) 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px}
.footer-grid h2{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em}
.footer-grid a:not(.brand){display:block;color:var(--muted);margin:7px 0}
.footer-grid>div:first-child p{max-width:420px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:36px;padding-top:18px;color:var(--muted);font-size:.77rem}
.page-hero{max-width:var(--max);margin:auto;padding:70px 24px 44px}
.page-hero>div{max-width:900px}
.page-hero h1{font-size:clamp(2.6rem,5vw,4.6rem)}
.page-hero p{font-size:1.13rem}
.workspace{max-width:var(--max);margin:auto;padding:0 24px 90px;display:grid;grid-template-columns:250px minmax(0,1fr);gap:36px}
.sticky-panel{position:sticky;top:99px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:21px}
.sticky-panel h2{font-size:1.02rem}
.summary-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:14px 0}
.summary-grid>div{background:var(--soft);border-radius:10px;padding:10px}
.summary-grid strong{display:block;font-size:1.22rem}
.summary-grid span{font-size:.68rem;color:var(--muted)}
.progress-track{height:8px;background:var(--soft);border-radius:99px;overflow:hidden;margin:14px 0 20px}
.progress-track i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--primary2))}
.step-links{display:grid;gap:3px;margin-bottom:20px}
.step-links a{padding:7px 8px;border-radius:8px;color:var(--muted);font-size:.82rem;font-weight:750}
.step-links a:hover{background:var(--soft);color:var(--text);text-decoration:none}
.workspace-section{padding:30px 0 52px;border-bottom:1px solid var(--line)}
.workspace-section:last-child{border:0}
.step-heading{display:grid;grid-template-columns:70px 1fr;gap:14px;margin-bottom:20px}
.step-heading>span{padding-top:7px;color:var(--primary);font-size:.76rem;text-transform:uppercase;letter-spacing:.09em;font-weight:900}
.step-heading h2{font-size:1.95rem;margin-bottom:6px}
.step-heading p{margin:0}
.form-card,.output-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:23px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}
.span-2{grid-column:span 2}
label>span{display:block;font-size:.8rem;font-weight:800;margin-bottom:6px;color:var(--text)}
input,select,textarea{width:100%;padding:10px 11px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 14%,transparent)}
textarea{resize:vertical}
.profile-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.profile-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:17px;cursor:pointer}
.profile-card:hover{border-color:var(--primary)}
.profile-card.selected{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 5%,var(--surface));box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 15%,transparent)}
.profile-card h3{font-size:.98rem;margin:0 0 6px;padding-right:25px}
.profile-card p{font-size:.8rem;margin:0}
.profile-card:after{content:"";position:absolute;right:14px;top:14px;width:18px;height:18px;border:2px solid var(--line);border-radius:5px}
.profile-card.selected:after{content:"✓";display:grid;place-items:center;background:var(--primary);border-color:var(--primary);color:#fff;font-size:.7rem;font-weight:900}
.toolbar{display:flex;align-items:center;flex-wrap:wrap;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:11px;margin-bottom:14px}
.toolbar .search{flex:1;min-width:220px}
.item-stack{display:grid;gap:11px}
.item-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;overflow:hidden}
.item-card[hidden]{display:none}
.item-card summary{list-style:none;display:grid;grid-template-columns:60px minmax(0,1fr) auto;gap:13px;align-items:center;padding:17px;cursor:pointer}
.item-card summary::-webkit-details-marker{display:none}
.item-card summary:hover{background:var(--soft)}
.item-code{font-weight:900;color:var(--primary)}
.item-title{font-weight:800}
.item-meta{display:block;color:var(--muted);font-size:.73rem;margin-top:2px}
.status-badge{font-size:.71rem;padding:5px 8px;border-radius:99px;background:var(--soft);color:var(--muted);white-space:nowrap}
.status-badge.complete,.status-badge.adequate{background:#e9f9f1;color:#067647}
.status-badge.applicable,.status-badge.partial{background:#fff6e8;color:#9a5800}
.status-badge.missing{background:#fff0ef;color:#b42318}
.status-badge.unclear{background:#f2edff;color:#6941c6}
.item-body{padding:0 17px 19px;border-top:1px solid var(--line)}
.guidance-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 0}
.guidance{background:var(--bg);border:1px solid var(--line);border-radius:11px;padding:14px}
.guidance h4{font-size:.76rem;text-transform:uppercase;letter-spacing:.07em;margin:0 0 6px}
.guidance p{font-size:.83rem;margin:0}
.state-row{display:flex;gap:6px;flex-wrap:wrap;margin:13px 0}
.state-btn{border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--muted);padding:7px 10px;font-size:.76rem;font-weight:800}
.state-btn.active{border-color:var(--primary);color:var(--primary);background:color-mix(in srgb,var(--primary) 7%,var(--surface))}
.response-tools{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:5px 0}
.response-tools span{font-size:.76rem;color:var(--muted)}
.generator-grid{display:grid;grid-template-columns:320px minmax(0,1fr);gap:17px}
.form-card>label{display:block;margin-bottom:15px}
.output-header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:15px}
.output-header h3{margin:2px 0 0}
.report-output{min-height:270px;padding:18px;border:1px solid var(--line);border-radius:12px;background:var(--bg);white-space:pre-wrap;color:var(--text)}
.report-output.empty{display:grid;place-items:center;text-align:center;color:var(--muted)}
.gaps:not(:empty){margin-top:12px;padding:13px;border-radius:11px;background:#fff6e8;border:1px solid #f6d79a;color:#8a4b00;font-size:.83rem}
.library{max-width:var(--max);margin:auto;padding:10px 24px 80px}
.library .toolbar{position:sticky;top:0px;z-index:20;box-shadow:var(--shadow)}
.library-note{margin:18px 0;padding:15px 17px;border:1px solid var(--line);border-radius:12px;background:var(--soft);color:var(--muted)}
.results{font-size:.82rem;color:var(--muted);margin:17px 0}
.library-stack{display:grid;gap:14px}
.library-item{background:var(--surface);border:1px solid var(--line);border-radius:17px;overflow:hidden;scroll-margin-top:150px}
.library-item summary{list-style:none;display:grid;grid-template-columns:65px minmax(0,1fr) auto;gap:15px;align-items:center;padding:20px;cursor:pointer}
.library-item summary::-webkit-details-marker{display:none}
.library-item summary:hover{background:var(--soft)}
.library-item h2{font-size:1.15rem;margin:0}
.library-item summary p{font-size:.8rem;margin:4px 0 0}
.expand{font-size:1.35rem;color:var(--muted)}
.library-item[open] .expand{transform:rotate(45deg)}
.library-body{padding:22px;border-top:1px solid var(--line)}
.library-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.library-panel{padding:15px;border:1px solid var(--line);border-radius:12px;background:var(--bg)}
.library-panel h3{font-size:.76rem;text-transform:uppercase;letter-spacing:.07em;color:var(--primary)}
.library-panel p{font-size:.85rem;margin-bottom:0}
.library-panel.example{grid-column:span 2;background:color-mix(in srgb,var(--success) 6%,var(--surface))}
.example-tabs{display:flex;flex-wrap:wrap;gap:7px;margin:22px 0 18px}
.example-tab{border:1px solid var(--line);border-radius:99px;background:var(--surface);color:var(--muted);padding:9px 12px;font-weight:800}
.example-tab.active{background:var(--primary);border-color:var(--primary);color:#fff}
.example-content{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.example-content h2{font-size:1.9rem}
.example-compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.example-box{padding:18px;border-radius:14px;border:1px solid var(--line)}
.example-box.weak{background:#fff4f2;border-color:#ffd6d1}
.example-box.strong{background:#effbf5;border-color:#c2edd9}
html[data-theme="dark"] .example-box.weak{background:#351d22}
html[data-theme="dark"] .example-box.strong{background:#153126}
.download-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.download-card{display:grid;grid-template-columns:64px 1fr auto;gap:14px;align-items:center;padding:18px;border:1px solid var(--line);border-radius:15px;background:var(--surface);color:var(--text)}
.download-card:hover{border-color:var(--primary);box-shadow:var(--shadow);text-decoration:none}
.file-icon{display:grid;place-items:center;width:54px;height:54px;border-radius:13px;background:var(--soft);color:var(--primary);font-size:.67rem;font-weight:900}
.download-card h3{font-size:.98rem;margin:0 0 3px}.download-card p{font-size:.78rem;margin:0}
.citation-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:19px;margin-bottom:13px}
pre{white-space:pre-wrap;word-break:break-word;color:var(--text);font:13px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace}
.timeline{display:grid;gap:11px}
.timeline article{display:grid;grid-template-columns:50px 1fr;gap:14px;padding:17px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.timeline article>span{display:grid;place-items:center;width:39px;height:39px;border-radius:12px;background:var(--soft);color:var(--primary);font-weight:900}
.timeline h3{font-size:.98rem;margin-bottom:3px}.timeline p{font-size:.84rem;margin:0}
.do-dont{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:22px}
.do-dont>div{padding:24px;border:1px solid #2c3859;border-radius:17px;background:#1b2541}
.faq{display:grid;gap:9px}
.faq details{padding:15px 17px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.faq summary{font-weight:800;cursor:pointer}
.faq p{margin:10px 0 0}
.toast{position:fixed;right:18px;bottom:18px;z-index:3000;padding:10px 14px;border-radius:10px;background:var(--text);color:var(--bg);opacity:0;transform:translateY(8px);transition:.2s;pointer-events:none}
.toast.show{opacity:1;transform:none}
@media(max-width:1030px){
  .primary-nav{display:none;position:absolute;top:68px;left:20px;right:20px;flex-direction:column;align-items:stretch;padding:11px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow)}
  .primary-nav.open{display:flex}.menu-button{display:block;margin-left:auto;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--text);padding:8px 11px}
  .hero-grid,.split{grid-template-columns:1fr}.domain-grid{grid-template-columns:repeat(2,1fr)}.evidence-grid{grid-template-columns:repeat(3,1fr)}
  .workspace{grid-template-columns:1fr}.workspace aside{display:none}
}
@media(max-width:720px){
  .hero,.section,.page-hero,.library{padding-left:18px;padding-right:18px}
  .hero{padding-top:56px}
  .two-grid,.split,.form-grid,.profile-grid,.generator-grid,.library-grid,.example-compare,.download-grid,.do-dont{grid-template-columns:1fr}
  .span-2,.library-panel.example{grid-column:auto}
  .domain-grid{grid-template-columns:1fr}.evidence-grid{grid-template-columns:repeat(2,1fr)}
  .final-cta,.footer-bottom{display:block}.footer-grid{grid-template-columns:1fr}
  .step-heading{grid-template-columns:1fr}.step-heading>span{padding:0}
  .item-card summary,.library-item summary{grid-template-columns:50px minmax(0,1fr)}
  .status-badge,.expand{grid-column:2}.guidance-grid{grid-template-columns:1fr}
  .toolbar select,.toolbar .search{width:100%}
  .output-header{align-items:flex-start;flex-direction:column}
}
@media print{
  .site-header,.site-footer,.workspace aside,.toolbar,.button-row,.form-card,.toast{display:none!important}
  body{background:#fff;color:#000}.workspace{display:block;padding:0}.page-hero{padding:10px 0}
  .workspace-section{border:0;padding:10px 0}.output-card{border:0;padding:0}.report-output{border:0;background:#fff}
}

.source-key{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.source{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;font-size:.72rem;font-weight:850;border:1px solid var(--line)}
.source.validated{background:#eef4ff;color:#1849a9;border-color:#b2ccff}
.source.derived{background:#f4f3ff;color:#5925dc;border-color:#d9d6fe}
.source.illustrative{background:#effaf6;color:#067647;border-color:#abefc6}
html[data-theme="dark"] .source.validated{background:#17264b;color:#b2ccff;border-color:#31579c}
html[data-theme="dark"] .source.derived{background:#251b4f;color:#c3b5fd;border-color:#4e3c91}
html[data-theme="dark"] .source.illustrative{background:#12382a;color:#75e0b2;border-color:#257a59}
.feature-stack{display:grid;gap:13px}
.feature-stack article{display:grid;grid-template-columns:48px 1fr;gap:14px;align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:18px}
.feature-stack article>strong{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--soft);color:var(--primary);font-size:1.2rem}
.feature-stack h3{font-size:1rem;margin:0 0 4px}.feature-stack p{font-size:.84rem;margin:0}
.accessibility-dock{position:fixed;left:16px;bottom:16px;z-index:2400;display:flex;gap:6px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:5px;box-shadow:var(--shadow)}
.accessibility-dock button,.back-top{border:0;background:transparent;color:var(--text);font-weight:800;border-radius:8px;padding:8px 10px}
.accessibility-dock button:hover,.back-top:hover{background:var(--soft)}
.back-top{position:fixed;right:18px;bottom:18px;z-index:2400;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.2s}
.back-top.show{opacity:1;pointer-events:auto}
html[data-text-size="large"]{font-size:18px}
html[data-text-size="xlarge"]{font-size:20px}
html[data-contrast="high"]{--line:color-mix(in srgb,var(--text) 55%,var(--bg));--muted:color-mix(in srgb,var(--text) 82%,var(--bg));}
.heading-row{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:24px 0 12px}
.heading-row h3{margin:0}
.subsection{margin:20px 0 30px}
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.scenario-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:15px;cursor:pointer;min-height:112px}
.scenario-card:hover{border-color:var(--primary)}
.scenario-card.selected{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 5%,var(--surface));box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 15%,transparent)}
.scenario-card h3{font-size:.9rem;margin:0 0 5px;padding-right:23px}.scenario-card p{font-size:.76rem;margin:0}
.scenario-card:after{content:"";position:absolute;top:13px;right:13px;width:18px;height:18px;border:2px solid var(--line);border-radius:5px}
.scenario-card.selected:after{content:"✓";display:grid;place-items:center;color:#fff;background:var(--primary);border-color:var(--primary);font-size:.67rem;font-weight:900}
.no-ai-panel{margin:24px 0;padding:20px;border:1px solid color-mix(in srgb,var(--primary2) 35%,var(--line));border-radius:15px;background:color-mix(in srgb,var(--primary2) 6%,var(--surface))}
.no-ai-panel input{width:auto;margin-right:8px}.no-ai-panel p{font-size:.84rem;margin:7px 0 0}
.mini-actions{display:grid;grid-template-columns:1fr 1fr 1fr;gap:5px;margin:7px 0 19px}
.mini-actions button{border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--muted);font-size:.7rem;font-weight:800;padding:7px 3px}
.mini-actions button:hover{border-color:var(--primary);color:var(--primary)}
.stack-actions{display:grid;gap:7px}.file-label{cursor:pointer}
.table-shell{overflow:auto;border:1px solid var(--line);border-radius:15px;background:var(--surface);margin-bottom:12px}
.tool-table{border-collapse:collapse;width:100%;min-width:900px;font-size:.8rem}
.tool-table th,.tool-table td{border-bottom:1px solid var(--line);padding:9px;vertical-align:top;text-align:left}
.tool-table th{background:var(--soft);font-size:.72rem;text-transform:uppercase;letter-spacing:.05em}
.tool-table input,.tool-table textarea,.tool-table select{min-width:135px;padding:8px;font-size:.78rem}
.tool-table textarea{min-height:58px}.tool-table .remove-tool{border:0;background:transparent;color:var(--danger);font-weight:900;padding:7px}
.rich-item-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin:15px 0}
.rich-panel{padding:14px;border:1px solid var(--line);border-radius:11px;background:var(--bg)}
.rich-panel h4{font-size:.75rem;text-transform:uppercase;letter-spacing:.07em;margin:0 0 6px;color:var(--primary)}
.rich-panel p,.rich-panel li{font-size:.82rem}.rich-panel ul{margin:7px 0 0;padding-left:18px}
.rich-panel.full{grid-column:1/-1}
.example-levels{display:grid;gap:8px;margin-top:8px}
.example-level{border-left:3px solid var(--primary2);padding:9px 11px;background:var(--surface);border-radius:0 9px 9px 0}
.example-level strong{display:block;font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--success)}
.related-links{display:flex;gap:6px;flex-wrap:wrap}
.related-links a{padding:4px 8px;border-radius:999px;background:var(--soft);font-size:.72rem;font-weight:850}
.jump-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:35px}
.jump-grid a{padding:14px;border:1px solid var(--line);border-radius:13px;background:var(--surface);font-weight:800;color:var(--text)}
.jump-grid a:hover{border-color:var(--primary);text-decoration:none}
.domain-guides{display:grid;gap:32px}
.domain-guide{scroll-margin-top:100px;border:1px solid var(--line);border-radius:22px;background:var(--surface);overflow:hidden}
.domain-guide-header{padding:28px;background:linear-gradient(130deg,color-mix(in srgb,var(--primary) 9%,var(--surface)),color-mix(in srgb,var(--primary2) 8%,var(--surface)))}
.domain-guide-header h2{font-size:2rem;margin:5px 0}.domain-guide-body{padding:27px}
.domain-guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.domain-guide-grid article{padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--bg)}
.domain-guide-grid h3{font-size:.86rem;text-transform:uppercase;letter-spacing:.05em;color:var(--primary)}
.domain-item-links{display:flex;flex-wrap:wrap;gap:7px;margin-top:15px}.domain-item-links a{padding:7px 10px;background:var(--soft);border-radius:10px;font-size:.8rem;font-weight:800}
.example-mode-tabs{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px}
.example-mode-tabs button{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:999px;padding:10px 13px;font-weight:850}
.example-mode-tabs button.active{background:var(--primary);border-color:var(--primary);color:#fff}
.examples-controls{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.examples-controls input,.examples-controls select{width:auto;min-width:220px}
.item-example-card,.scenario-report-card,.comparison-row{background:var(--surface);border:1px solid var(--line);border-radius:17px;padding:20px;margin-bottom:13px}
.item-example-card h2,.scenario-report-card h2{font-size:1.15rem}.validated-example{padding:13px;border-radius:11px;background:#eef4ff;border:1px solid #b2ccff;color:#1849a9}
html[data-theme="dark"] .validated-example{background:#17264b;color:#b2ccff;border-color:#31579c}
.supplementary-example-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}.supplementary-example-list article{padding:13px;border:1px solid var(--line);border-radius:11px;background:var(--bg)}.supplementary-example-list strong{font-size:.72rem;color:var(--success)}
.scenario-report-card blockquote,.card blockquote{margin:13px 0;padding:17px;border-left:4px solid var(--primary);background:var(--bg);border-radius:0 12px 12px 0;color:var(--text)}
.comparison-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:11px}.comparison-row article{padding:14px;border:1px solid var(--line);border-radius:11px}.comparison-row .weak{background:#fff4f2}.comparison-row .improved{background:#fffbea}.comparison-row .comprehensive{background:#effbf5}html[data-theme="dark"] .comparison-row .weak{background:#351d22}html[data-theme="dark"] .comparison-row .improved{background:#352f19}html[data-theme="dark"] .comparison-row .comprehensive{background:#153126}
.guide-layout{max-width:var(--max);margin:auto;padding:0 24px 90px;display:grid;grid-template-columns:260px minmax(0,1fr);gap:34px}.guide-layout aside .sticky-panel{max-height:calc(100vh - 120px);overflow:auto}.guide-layout nav a{display:block;padding:7px 9px;border-radius:8px;font-size:.8rem;color:var(--muted);font-weight:750}.guide-layout nav a:hover{background:var(--soft);color:var(--text);text-decoration:none}.guide-article{min-width:0}.guide-section{scroll-margin-top:100px;padding:33px 0;border-bottom:1px solid var(--line)}.guide-section h2{font-size:2rem}.guide-section h3{font-size:1.15rem;margin-top:25px}.guide-section table{border-collapse:collapse;width:100%;font-size:.84rem}.guide-section th,.guide-section td{border:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}.guide-section th{background:var(--soft)}
.numbered-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.numbered-grid article{padding:19px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.numbered-grid strong{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--soft);color:var(--primary)}
.glossary-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.glossary-card{padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.glossary-card h2{font-size:1.05rem}.glossary-card p{font-size:.84rem}
.location-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.location-card{padding:20px;border:1px solid var(--line);border-radius:15px;background:var(--surface)}.location-card h3{font-size:1.05rem}
.download-heading{margin-top:58px}
.version-cards{display:grid;gap:18px}.version-card{padding:25px;border:1px solid var(--line);border-radius:18px;background:var(--surface)}.version-card-header{display:flex;justify-content:space-between;gap:15px;align-items:center}.version-card h2{font-size:1.4rem}.version-card time{color:var(--muted);font-size:.8rem}.version-card ul{columns:2;column-gap:35px}.version-card li{break-inside:avoid;margin:6px 0;color:var(--muted)}
.code-inline{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--soft);padding:2px 5px;border-radius:5px}
@media(max-width:1050px){.scenario-grid{grid-template-columns:repeat(2,1fr)}.jump-grid,.numbered-grid{grid-template-columns:repeat(2,1fr)}.guide-layout{grid-template-columns:1fr}.guide-layout aside{display:none}.supplementary-example-list{grid-template-columns:1fr}.comparison-row{grid-template-columns:1fr}.version-card ul{columns:1}}
@media(max-width:720px){.scenario-grid,.jump-grid,.domain-guide-grid,.numbered-grid,.glossary-grid,.location-grid{grid-template-columns:1fr}.rich-item-grid{grid-template-columns:1fr}.rich-panel.full{grid-column:auto}.accessibility-dock{left:8px;bottom:8px}.back-top{right:8px;bottom:8px}.tool-table{min-width:780px}}
.primary-nav .nav-link{font-size:.78rem;padding:8px 7px}
@media(max-width:1250px){
  .primary-nav{display:none;position:absolute;top:68px;left:20px;right:20px;flex-direction:column;align-items:stretch;padding:11px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow);max-height:calc(100vh - 90px);overflow:auto}
  .primary-nav.open{display:flex}.menu-button{display:block;margin-left:auto;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--text);padding:8px 11px}
}


/* PETMALU-AI Website implementation - additive static features */
.v21-feature{scroll-margin-top:96px}
.composer-grid{display:grid;grid-template-columns:minmax(310px,.75fr) minmax(0,1.25fr);gap:18px;align-items:start}
.checkbox-line{display:flex!important;gap:9px;align-items:flex-start;margin:10px 0}
.checkbox-line input{width:auto;margin-top:4px}
.section-composer-list{display:grid;gap:8px;margin:12px 0 18px}
.composer-row{display:grid;grid-template-columns:28px minmax(0,1fr) auto;gap:9px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:11px;background:var(--bg)}
.composer-row input{width:auto}
.composer-row label{font-size:.82rem;font-weight:800}
.order-buttons{display:flex;gap:4px}
.order-buttons button{width:30px;height:30px;padding:0;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--text)}
.rich-report{white-space:normal}
.rich-report h1{font-size:1.65rem;letter-spacing:-.03em;margin-bottom:8px}
.rich-report h2{font-size:1.15rem;letter-spacing:-.02em;margin:22px 0 7px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.rich-report h3{font-size:1rem;margin:15px 0 6px}
.rich-report p,.rich-report li,.rich-report td{font-size:.88rem}
.rich-report table{width:100%;border-collapse:collapse;margin:12px 0}
.rich-report th,.rich-report td{border:1px solid var(--line);padding:8px;text-align:left;vertical-align:top}
.rich-report th{background:var(--soft)}
.rich-report .report-meta{padding:12px;border-radius:10px;background:var(--soft);color:var(--muted);font-size:.8rem}
.rich-report .report-gap{padding:10px 12px;border-left:4px solid var(--warning);background:color-mix(in srgb,var(--warning) 8%,var(--surface));margin:8px 0}
.snapshot-panel{margin:17px 0;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}
.snapshot-panel h3{font-size:.95rem;margin-bottom:5px}
.example-library-toolbar{position:sticky;top:0;z-index:20}
.advanced-example-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.advanced-example-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:18px;display:flex;flex-direction:column}
.advanced-example-card h3{font-size:1rem;margin:7px 0}
.advanced-example-card blockquote{margin:10px 0 0;padding:13px;border-left:4px solid var(--primary);background:var(--bg);color:var(--text);font-size:.88rem;flex:1}
.example-type-label{display:inline-flex;align-self:flex-start;padding:4px 8px;border-radius:99px;background:var(--soft);color:var(--primary);font-size:.7rem;font-weight:900}
.learning-shell{max-width:var(--max);margin:auto;padding:0 24px 90px;display:grid;grid-template-columns:260px minmax(0,1fr);gap:36px}
.learning-module{display:grid;gap:18px}
.module-hero{background:linear-gradient(135deg,var(--surface),var(--soft));border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.module-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.module-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:20px}
.module-card h2{font-size:1.2rem}
.distinction-table{width:100%;border-collapse:collapse}
.distinction-table th,.distinction-table td{padding:10px;border:1px solid var(--line);vertical-align:top;font-size:.84rem}
.distinction-table th{background:var(--soft);text-align:left}
.quiz-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:20px}
.quiz-question{margin:18px 0;padding-bottom:16px;border-bottom:1px solid var(--line)}
.quiz-question:last-child{border-bottom:0}
.quiz-question fieldset{border:0;padding:0;margin:0}
.quiz-question legend{font-weight:850;margin-bottom:8px}
.quiz-option{display:flex;gap:9px;align-items:flex-start;margin:7px 0;color:var(--muted)}
.quiz-option input{width:auto;margin-top:5px}
.quiz-feedback{margin-top:8px;padding:9px 11px;border-radius:9px;font-size:.82rem}
.quiz-feedback.correct{background:#e9f9f1;color:#067647}
.quiz-feedback.incorrect{background:#fff0ef;color:#b42318}
.module-actions{display:flex;gap:9px;flex-wrap:wrap}
.module-complete{display:inline-flex;padding:5px 9px;border-radius:99px;background:#e9f9f1;color:#067647;font-size:.75rem;font-weight:900}
.case-summary{max-width:380px;margin:15px 0 25px}
.case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.case-card{background:var(--surface);border:1px solid var(--line);border-radius:17px;overflow:hidden}
.case-card summary{list-style:none;cursor:pointer;padding:20px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:15px;align-items:center}
.case-card summary::-webkit-details-marker{display:none}
.case-card summary:hover{background:var(--soft)}
.case-card h2{font-size:1.1rem;margin:0 0 5px}
.case-body{padding:20px;border-top:1px solid var(--line)}
.case-declaration{padding:13px;border-radius:11px;background:var(--soft);font-style:italic}
.case-model{display:none;margin-top:17px;padding:16px;border-radius:12px;background:color-mix(in srgb,var(--success) 8%,var(--surface));border:1px solid color-mix(in srgb,var(--success) 25%,var(--line))}
.case-card.completed .case-model{display:block}
.difficulty{display:inline-flex;padding:4px 8px;border-radius:99px;background:var(--soft);color:var(--muted);font-size:.7rem;font-weight:850}
.kit-sections{border:1px solid var(--line);border-radius:12px;padding:14px;margin:15px 0}
.kit-sections legend{font-size:.8rem;font-weight:900;padding:0 6px}
.kit-sections label{display:flex;gap:8px;align-items:flex-start;margin:7px 0;color:var(--muted)}
.kit-sections input{width:auto;margin-top:5px}
@media(max-width:1320px){
  .primary-nav{display:none;position:absolute;top:68px;left:20px;right:20px;flex-direction:column;align-items:stretch;padding:11px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow);max-height:calc(100vh - 90px);overflow:auto}
  .primary-nav.open{display:flex}
  .menu-button{display:block;margin-left:auto;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--text);padding:8px 11px}
}
@media(max-width:1000px){.composer-grid,.learning-shell{grid-template-columns:1fr}.learning-shell aside{display:none}.advanced-example-grid,.case-grid{grid-template-columns:1fr}}
@media(max-width:720px){.module-grid{grid-template-columns:1fr}.composer-row{grid-template-columns:26px minmax(0,1fr)}.order-buttons{grid-column:2}}
@media print{#authorComposer .form-card,#reviewAdvanced .form-card,#journalKitBuilder .form-card,.module-actions,.case-card summary,.toolbar{display:none!important}.composer-grid,.learning-shell{display:block}.rich-report{border:0!important;background:#fff!important;color:#000!important}}

/* PETMALU-AI application refinements on the Sandbox design system */
:root{--pet-primary:#3f78e0;--pet-navy:#343f52;--pet-muted:#60697b;--pet-soft:#f6f7f9;--pet-border:#e3e6ed}
body{font-family:var(--bs-font-sans-serif,"Manrope",sans-serif);background:#fefefe;color:var(--pet-muted)}
.site-header{position:sticky;top:0;z-index:1040;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(164,174,198,.22)}
.site-header .navbar{padding:.8rem 0}.navbar-brand{font-size:.95rem;color:var(--pet-navy)!important}.brand-mark{width:2.15rem;height:2.15rem;border-radius:.6rem;background:linear-gradient(135deg,#3f78e0,#54a8c7);display:grid;place-items:center;color:#fff;font-weight:800}
.navbar-nav .nav-link{font-size:.73rem;font-weight:700;color:var(--pet-navy);padding:.7rem .7rem!important}.navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{color:var(--pet-primary)}
.navbar .dropdown-menu{border:0;border-radius:.6rem;box-shadow:0 .25rem 1.75rem rgba(30,34,40,.12);padding:.65rem 0;min-width:14rem}.dropdown-item{font-size:.72rem;padding:.45rem 1rem;color:var(--pet-navy)}.dropdown-item.active,.dropdown-item:active{background:#edf2fc;color:#3f78e0}
.dropdown-header{font-size:.58rem;color:#aab0bc;font-weight:700;padding:.45rem 1rem .2rem}.navbar-toggler{border:0}.navbar-toggler:focus{box-shadow:none}
.page-hero,.hero{background:linear-gradient(180deg,#f0f5ff 0%,#fefefe 100%)}
.page-hero{padding-top:5rem!important;padding-bottom:3.5rem!important}.page-hero h1,.hero h1{color:var(--pet-navy)}
.card,.soft-card,.form-card,.output-card,.workspace-item,.library-item,.domain-card,.advanced-example-card,.case-card,.module-card,.quiz-card{border:0!important;box-shadow:0 .25rem 1.75rem rgba(30,34,40,.07)!important;background:#fff!important;border-radius:.6rem!important}
.section.tinted,.section-tint{background:#f6f7f9!important}.button,.btn-primary{background:#3f78e0!important;border-color:#3f78e0!important}.button.secondary{background:#fff!important;border:1px solid #e3e6ed!important;color:#343f52!important}
.eyebrow,.kicker{color:#3f78e0!important}.site-footer{background:#21262c!important;color:#cacaca!important}.site-footer h2,.site-footer strong{color:#fff!important}.site-footer a,.site-footer p{color:#cacaca!important}.footer-bottom{border-color:rgba(255,255,255,.12)!important}
.common-page-title{max-width:850px}.common-page-title p{font-size:.95rem}
.nav-cta{white-space:nowrap}.dropdown-menu .dropdown-note{font-size:.63rem;color:#9499a3;padding:.25rem 1rem .5rem}
@media(max-width:1199.98px){.navbar-collapse{background:#21262c;margin:0 -1rem;padding:1rem;border-radius:.6rem}.navbar-nav .nav-link{color:#fff}.navbar .dropdown-menu{box-shadow:none;background:transparent}.navbar .dropdown-item,.navbar .dropdown-header{color:#fff}.nav-cta{margin-top:.5rem}}