.nt-help{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;margin:16px 0;border:1px solid #cbded8;border-radius:14px;background:#f0f7f4;color:#173e36;font:inherit}.nt-help p{margin:4px 0 0;font-size:13px;line-height:1.6}.nt-help a,.nt-link{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:9px 14px;border:1px solid #286758;border-radius:9px;background:#fff;color:#174d40;text-decoration:none;font-size:13px;font-weight:700;cursor:pointer}.nt-help a{flex-shrink:0}.nt-inline{margin:12px 0;color:inherit;font-size:13px;line-height:1.7}.nt-inline p{margin:6px 0}.nt-link:focus-visible,#notes-tutorial button:focus-visible,.nt-help a:focus-visible{outline:3px solid #e7a32b;outline-offset:3px}#notes-tutorial{box-sizing:border-box;width:min(880px,94vw);max-height:90vh;overflow:auto;padding:22px;border:1px solid #d5e2dd;border-radius:18px;background:#fff;color:#183b33;box-shadow:0 24px 100px #0005;font-family:system-ui,sans-serif}#notes-tutorial::backdrop{background:#071b23cc}.nt-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:16px}.nt-kicker{font-size:10px;font-weight:800;letter-spacing:1.2px}#notes-tutorial h2{font-size:22px;margin:7px 0 0}.nt-close{min-width:44px;min-height:44px;border:1px solid #ccdcd5;border-radius:50%;background:#f3f7f5;color:#183b33;cursor:pointer}#notes-tutorial video{display:block;width:100%;aspect-ratio:16/9;background:#081b23;border-radius:10px}.nt-status,.nt-footer{font-size:13px;line-height:1.7}.nt-chapters{display:flex;flex-wrap:wrap;gap:8px}.nt-chapters button{min-height:44px;padding:9px 13px;border:1px solid #cbded8;border-radius:8px;background:#f0f7f4;color:#174d40;cursor:pointer}.nt-chapters button[aria-pressed=true]{background:#174d40;color:#fff}.nt-footer{border-top:1px solid #dce6e1;padding-top:14px}.nt-footer a{color:#174d40}@media(max-width:560px){.nt-help{align-items:flex-start;flex-direction:column;padding:14px}.nt-help a{width:100%;box-sizing:border-box}#notes-tutorial{padding:14px}#notes-tutorial h2{font-size:18px}.nt-chapters button{flex:1 1 40%}}