.doctoral-shell{--doctoral-ink:#153342;--doctoral-teal:#087e80;color:var(--doctoral-ink)}
.doctoral-toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 18px}.doctoral-toolbar>span{font-size:12px;color:#516b77;margin-right:auto}
.doctoral-nav{display:flex;gap:6px;overflow-x:auto;padding:0 0 12px;margin-bottom:18px;scrollbar-width:thin}.doctoral-nav button{flex:0 0 auto;border:1px solid #cddce2;border-radius:30px;background:white;padding:8px 13px;color:#234354;font-size:12px;cursor:pointer}.doctoral-nav button[aria-current=page]{background:#087e80;color:white;border-color:#087e80}
.doctoral-intro{padding:clamp(22px,4vw,46px);border-radius:18px;background:linear-gradient(125deg,#132d3d,#0d5158);color:#fff;margin-bottom:24px}.doctoral-intro h2{font-size:clamp(26px,3vw,38px);max-width:720px;line-height:1.2;margin:10px 0 16px}.doctoral-intro p{max-width:820px;line-height:1.7;color:#dbebee}.doctoral-eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:10px;font-weight:750}.doctoral-chain{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:22px}.doctoral-chain span{background:#ffffff14;border:1px solid #ffffff33;border-radius:7px;padding:9px 15px}.doctoral-chain b{color:#7fe1cf}
.doctoral-activity-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.doctoral-activity{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:13px;padding:23px;background:white;border:1px solid #d0dfe5;border-radius:12px;cursor:pointer;color:#153342;min-height:224px;transition:transform .15s,border-color .15s,box-shadow .15s}.doctoral-activity:hover,.doctoral-activity:focus-visible{border-color:#087e80;transform:translateY(-3px);box-shadow:0 10px 24px #102d3910}.doctoral-activity:focus-visible{outline:3px solid #87d8d0;outline-offset:2px}.doctoral-activity strong{font-size:20px;line-height:1.25}.doctoral-activity>span:not(.doctoral-eyebrow,.doctoral-number,.doctoral-start){font-size:13px;line-height:1.6;color:#58727d}.doctoral-number{font-size:20px;color:#087e80;font-weight:700}.doctoral-start{margin-top:auto;color:#087e80;font-size:12px;font-weight:700}
.doctoral-boundary{font-size:12px;line-height:1.7;color:#58727d;margin:24px 0}.doctoral-hint{background:#edf6f4;border:1px solid #c7e0da;border-left:4px solid #087e80;border-radius:8px;padding:20px;margin-top:24px}.doctoral-hint h3{margin:12px 0}.doctoral-hint p{line-height:1.65}.doctoral-hint-text{white-space:pre-wrap}.doctoral-hint a{color:#087e80;font-size:12px}.doctoral-notebook{margin:20px 0;background:white;border:1px solid #cddce2;border-radius:8px;padding:18px}.doctoral-notebook summary{font-weight:700;cursor:pointer}.doctoral-notebook label{display:block;font-size:13px;margin-top:14px}.doctoral-notebook textarea{display:block;width:100%;box-sizing:border-box;background:#f7fafb;border:1px solid #cddce2;border-radius:5px;padding:10px;font:inherit;line-height:1.5;margin-top:6px;resize:vertical}.doctoral-notebook p{font-size:12px;color:#58727d}.doctoral-import{position:relative;overflow:hidden;cursor:pointer}.doctoral-import input{position:absolute;inset:0;opacity:0;width:100%;cursor:pointer}
.doctoral-shell input,.doctoral-shell select,.doctoral-shell textarea{font-family:inherit}.doctoral-shell button{font-family:inherit}.doctoral-shell canvas{max-width:100%}
@media(max-width:1100px){.doctoral-activity-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.doctoral-activity-grid{grid-template-columns:1fr}.doctoral-activity{min-height:180px}.doctoral-toolbar .button{font-size:11px}.doctoral-toolbar>span{width:100%}.doctoral-nav{max-width:100%}.doctoral-intro{padding:24px}.doctoral-chain{gap:6px}.doctoral-chain span{padding:7px 9px;font-size:12px}}@media(prefers-reduced-motion:reduce){.doctoral-activity{transition:none}.doctoral-activity:hover{transform:none}}