:root{
  --paper:#f7f7f5;
  --ink:#1d2024;
  --blue:#304f72;
  --blue2:#203850;
  --mint:#cfe2da;
  --green:#527460;
  --orange:#d77943;
  --yellow:#ead06a;
  --line:#cfd3d5;
  --muted:#6b7175;
  --white:#fff;
  --dark:#17232e;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.6}
a{color:inherit}
.wrap{width:min(1160px,calc(100% - 40px));margin:auto}
.top{background:#fff;border-bottom:1px solid var(--line)}
.top-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between}
.brand{text-decoration:none;display:flex;align-items:center;gap:12px;font-size:13px;letter-spacing:.1em}
.brand span{width:42px;height:42px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:900;border-radius:10px}
.meta{font-size:10px;font-weight:900;letter-spacing:.15em;color:var(--muted)}
.hero{display:grid;grid-template-columns:1.3fr .65fr;gap:48px;padding:72px 0 56px}
.eyebrow,.micro{font-size:10px;font-weight:900;letter-spacing:.17em;text-transform:uppercase;color:var(--orange)}
h1,h2,h3{line-height:1.08;margin-top:0}
h1{font-size:clamp(50px,7vw,84px);letter-spacing:-.05em;margin:15px 0 24px}
h2{font-size:clamp(32px,4vw,48px);letter-spacing:-.035em}
h3{font-size:21px}
.lead{font-size:22px;max-width:820px}
.answer{margin-top:28px;background:#fff;border:1px solid var(--line);border-left:6px solid var(--orange);padding:22px}
.answer span{font-size:10px;font-weight:900;letter-spacing:.14em;color:var(--orange)}
.answer p{font-size:18px;margin:7px 0 0}
.intake{align-self:start;background:var(--blue2);color:#fff;padding:22px;border-radius:18px}
.intake-head{font-size:10px;font-weight:900;letter-spacing:.14em;color:var(--yellow);padding-bottom:12px;border-bottom:1px solid #4d6377}
.intake>div:not(.intake-head){display:grid;grid-template-columns:42px 1fr;gap:10px;padding:12px 0;border-bottom:1px solid #4d6377}
.intake>div:last-child{border-bottom:0}
.intake span{font-family:Georgia,serif;color:#9fc0d7;font-size:22px}
.intake p{margin:0;font-weight:700;font-size:14px}
.logic-band{background:var(--blue);color:#fff;padding:42px 0}
.logic-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
.logic-label{font-size:10px;font-weight:900;letter-spacing:.14em;color:#d9e7ee}
.logic-band h2{font-size:38px;margin:7px 0 0}
.logic-band p{font-size:18px}
.section{padding:64px 0}
.section-head{display:grid;grid-template-columns:76px 1fr;gap:22px;margin-bottom:32px}
.sec{font-family:Georgia,serif;font-size:46px;color:var(--orange);line-height:1}
.section-head h2{margin:5px 0 0}
.activity-card{display:grid;grid-template-columns:1.2fr .8fr;background:#fff;border:1px solid var(--line)}
.activity-left,.activity-right{padding:28px}
.activity-left{border-right:1px solid var(--line)}
.activity-right{background:#edf3f0}
.activity-right span{font-size:10px;font-weight:900;letter-spacing:.14em;color:var(--green)}
.activity-right ul{padding-left:18px}
.section-alt{background:#eef1f3;padding:64px 0}
.surface-grid{display:grid;grid-template-columns:.7fr 1fr 1fr;gap:14px}
.surface-main,.surface-note{background:#fff;border:1px solid var(--line);padding:24px;min-height:190px}
.surface-big{font-family:Georgia,serif;font-size:72px;color:var(--blue)}
.surface-note strong{display:block;color:var(--green);font-size:18px;margin-bottom:10px}
.surface-note p{font-size:14px;color:var(--muted)}
.building{display:grid;grid-template-columns:.65fr 1.35fr;gap:44px;align-items:center}
.building-graphic{max-width:340px}
.floor{background:#fff;border:2px solid var(--blue);padding:13px;text-align:center;font-size:11px;font-weight:900;letter-spacing:.12em;margin-top:-2px}
.floor.upper{background:#e5edf3}
.floor.ground{background:var(--yellow)}
.floor.basement{background:var(--dark);color:#fff;border-color:var(--dark)}
.building-copy{font-size:18px}
.important{margin-top:20px;background:#edf3f0;border-left:5px solid var(--green);padding:18px}
.important p{margin:5px 0 0}
.dark-section{background:var(--dark);color:#fff;padding:64px 0}
.inverse .sec{color:var(--yellow)}
.inverse .micro{color:#a8ccd8}
.people-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.people-grid article{background:#223441;padding:22px;border-top:4px solid var(--yellow)}
.people-grid span{font-size:9px;font-weight:900;letter-spacing:.13em;color:#a8ccd8}
.people-grid strong{display:block;font-size:21px;margin:12px 0}
.people-grid p{font-size:14px;color:#cad7dd}
.groups{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.groups article{background:#fff;border:1px solid var(--line);padding:24px;min-height:245px}
.groups span{font-size:10px;font-weight:900;letter-spacing:.14em}
.groups strong{display:block;font-family:Georgia,serif;font-size:30px;margin:15px 0 10px}
.groups p{font-size:14px;color:var(--muted)}
.g1{border-top:7px solid var(--green)!important}.g2{border-top:7px solid var(--yellow)!important}.g3{border-top:7px solid var(--orange)!important}
.warning-section{background:#3d2f24;color:#fff;padding:64px 0}
.warning-grid{display:grid;grid-template-columns:260px 1fr;gap:44px;align-items:center}
.big500{font-family:Georgia,serif;font-size:90px;line-height:.82;color:var(--yellow)}
.big500 span{font-size:28px}
.warning-grid p,.warning-grid li{font-size:17px}
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.cases article{background:#fff;border:1px solid var(--line);padding:22px;border-top:5px solid var(--blue)}
.cases span{font-size:9px;font-weight:900;letter-spacing:.13em;color:var(--blue)}
.cases h3{margin:15px 0 8px}
.cases p{font-size:14px;color:var(--muted)}
.worksheet-section{background:#f0eadf;padding:64px 0}
.worksheet{border:1px solid #c9bfae;background:#fff}
.worksheet>div{display:grid;grid-template-columns:55px 1fr 1fr;border-top:1px solid #d4c9b7;align-items:center}
.worksheet>div:first-child{border-top:0}
.worksheet span,.worksheet p,.worksheet b{padding:13px 15px;margin:0}
.worksheet span{font-family:Georgia,serif;color:var(--orange);font-size:22px}
.worksheet p{font-weight:700}
.worksheet b{font-family:Consolas,monospace;font-weight:400;color:#6e665b}
.faq details{border-top:1px solid var(--line);padding:18px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{font-size:19px;font-weight:800;cursor:pointer}
.faq p{max-width:900px}
.sources li{margin-bottom:10px}
.updated{font-size:12px;color:var(--muted)}
.hub{display:grid;grid-template-columns:1.3fr .7fr;gap:40px;background:var(--blue2);color:#fff;padding:34px;margin-bottom:42px}
.hub .micro{color:var(--yellow)}
.hub h2{font-size:35px;margin:8px 0}
.hub p{color:#d0dbe2}
.hub-actions{display:flex;flex-direction:column;justify-content:center;gap:10px}
.btn{text-decoration:none;padding:13px 15px;font-weight:800;text-align:center}
.btn.primary{background:var(--yellow);color:#1d2830}
.btn.secondary{border:1px solid #7992a3;color:#fff}
.editorial{padding:0 0 48px;font-size:13px;color:var(--muted)}
footer{background:#111a21;color:#8fa0aa}
.footer{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;min-height:86px;font-size:11px;font-weight:800;letter-spacing:.08em}
.footer a{color:#fff}
@media(max-width:950px){
 .hero,.logic-grid,.building,.hub{grid-template-columns:1fr}
 .surface-grid{grid-template-columns:1fr}
 .people-grid{grid-template-columns:1fr 1fr}
 .groups,.cases{grid-template-columns:1fr}
 .warning-grid{grid-template-columns:1fr}
}
@media(max-width:650px){
 .wrap{width:min(100% - 24px,1160px)}
 .meta{display:none}
 .hero{padding-top:42px}
 h1{font-size:48px}
 .section-head{grid-template-columns:55px 1fr}.sec{font-size:36px}
 .activity-card{grid-template-columns:1fr}.activity-left{border-right:0;border-bottom:1px solid var(--line)}
 .people-grid{grid-template-columns:1fr}
 .worksheet>div{grid-template-columns:45px 1fr}.worksheet b{grid-column:2}
 .footer{grid-template-columns:1fr;padding:20px 0}
}