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  .lab-progress{gap:8px}
  .lab-shell .lab-progress>span{padding:12px 5px}
  .lab-shell .lab-progress b{font-size:.75rem}
  .lab-section-nav{padding:10px 16px}
  .menu-toggle{min-height:44px;min-width:90px}
}
@media(max-width:580px){
  .case-sidebar,.evidence-sidebar{grid-template-columns:minmax(0,1fr)}
  .lab-grid{padding:12px}
  .lab-shell .lab-topbar h1{font-size:1.2rem}
  .lab-shell .lab-progress>span{font-size:.6875rem}
  .lab-shell .lab-progress b{font-size:.6875rem}
  .lab-section-nav button{flex:1;min-width:120px}
  .case-sidebar,.bench-column,.evidence-sidebar{scroll-margin-top:140px}
  .lab-shell .lab-topbar .eyebrow{font-size:.625rem}
  .lab-shell dialog{padding:20px}
}
@media(pointer:coarse){
  .lab-shell button,.lab-shell a.button,.menu-toggle,.library-options select,.search-box input{min-height:48px}
  .footer-links a{padding:10px 0}
}
.work-privacy{margin:0 0 20px;padding:20px 24px;background:#102c35;border:1px solid #2f7379;border-radius:12px;color:#e5f2f3;overflow-wrap:anywhere}
.work-privacy>strong{display:block;font-size:1rem;color:#79eadb}
.work-privacy p{font-size:.88rem;line-height:1.55;margin:8px 0 12px;color:#cadbdd}
.work-privacy .button-row{gap:8px;flex-wrap:wrap}
.work-privacy button,.work-privacy a.lab-tool{min-height:44px}
.work-privacy a{color:#91ede1}
.work-privacy-confirm{border-top:1px solid #46777a;margin-top:16px;padding-top:12px}
.work-privacy-confirm label,.privacy-checkbox{display:flex;align-items:flex-start;gap:10px;font-size:.95rem;line-height:1.5;margin:14px 0}
.work-privacy-confirm input[type=checkbox],.privacy-checkbox input[type=checkbox]{flex:0 0 auto;width:20px;height:20px;margin:2px 0 0}
.work-privacy [hidden],#lab-dialog [hidden]{display:none!important}
.report-encryption,.report-plain{border:1px solid #44636e;border-radius:10px;padding:16px;margin:18px 0}
.report-encryption h3{margin-top:0}
.report-encryption p,.report-plain p{font-size:.94rem;line-height:1.6}
.report-fingerprint{font-family:monospace;overflow-wrap:anywhere;background:#071820;padding:12px;color:#a1f2e3}
.report-plain summary{cursor:pointer;min-height:44px;padding:10px 0;font-weight:700}
#lab-dialog input[type=file]{max-width:100%;font-size:16px;min-height:44px}
#lab-dialog a[aria-disabled=true]{opacity:.55;cursor:not-allowed}
.guided-lab .lab-objective{display:flex;align-items:baseline;gap:18px;padding:16px 24px;background:#102a35;border-block:1px solid #2b5360}
.guided-lab .lab-objective>strong{flex:none;color:#7be4d2;font-size:.88rem}
.guided-lab .lab-objective p{margin:0;color:#e7f4f5;line-height:1.6;font-size:1rem}
.guided-lab .lab-step-tabs{position:sticky;top:0;padding:12px 24px;gap:10px}
.guided-lab .lab-step-tabs>button{flex:1;min-width:0;display:flex;align-items:center;justify-content:flex-start;gap:10px;font-size:.95rem;line-height:1.35;text-align:left;padding:12px 16px;min-height:54px}
.guided-lab .lab-step-tabs>button[aria-pressed=true]{background:#164d51;border-color:#67e0c9;color:#fff;box-shadow:inset 0 -3px #67e0c9}
.guided-lab .step-number{display:inline-grid;place-items:center;min-width:28px;height:28px;background:#0c202c;border-radius:50%;color:#96f3dd;margin:0}
.guided-lab .step-done{margin-left:auto;color:#92ead8;font-weight:700}
.guided-lab .lab-step-intro{padding:16px 24px 18px;border-bottom:1px solid #263f51;background:#0b1c2a}
.guided-lab .lab-step-intro h2{font-size:1.35rem;letter-spacing:-.02em;margin:0 0 8px;color:#f0f7fa}
.guided-lab .lab-step-intro>p{font-size:.96rem;line-height:1.6;color:#d4e5ee;margin:0;max-width:1000px}
.guided-lab .lab-step-intro .lab-session-note{font-size:.8rem;color:#a5c1c9;margin-top:10px}
.guided-lab .lab-grid{display:block;max-width:1200px;margin:0 auto;padding:24px}
.guided-lab .lab-grid>[hidden]{display:none!important}
.guided-lab .case-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.guided-lab .case-sidebar>.case-panel:first-child,.guided-lab .guide-plan{grid-column:1/-1}
.guided-lab .case-panel{padding:22px}
.guided-lab .case-panel h2{font-size:1.15rem}
.guided-lab .case-panel blockquote,.guided-lab .case-panel .panel-help{font-size:.96rem;line-height:1.7}
.guided-lab .case-panel blockquote{margin-bottom:0}
.guided-lab .question-button{font-size:.94rem;min-height:48px;line-height:1.5}
.guided-lab .lab-field{font-size:.98rem;line-height:1.65}
.guided-lab .lab-field textarea{font-size:1rem;min-height:95px}
.guided-lab .evidence-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.guided-lab .lab-step-actions{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:20px}
.guided-lab .lab-step-actions button{min-height:48px;font-size:.94rem}
.guided-lab .bench-log{margin-top:16px}
.guided-lab .bench-log summary,.guided-lab .collected-clues summary,.guided-lab .lab-general-help summary,.guided-lab .work-privacy summary{cursor:pointer;min-height:44px;line-height:1.6;padding:10px 0;color:#a2eddf}
.guided-lab .bench-log summary{display:flex}
.guided-lab .bench-log summary strong{font-size:.93rem}
.guided-lab .bench-log ol{margin-top:14px}
.guided-lab .lab-finish-checklist{list-style:none;margin:14px 0 20px;padding:0}
.guided-lab .lab-finish-checklist li{display:flex;align-items:baseline;gap:12px;justify-content:space-between;border-bottom:1px solid #2c4554;padding:9px 0;font-size:.9rem;color:#c3d5de}
.guided-lab .lab-finish-checklist li>span{flex:none;color:#9db2c0;font-size:.82rem}
.guided-lab .lab-finish-checklist li.is-complete>span{color:#79e6c9;font-weight:700}
.guided-lab .verification-panel>#close-ticket,.guided-lab .verification-panel>#finish-report{width:100%;margin-top:12px;min-height:48px;font-size:.95rem;white-space:normal}
.guided-lab .work-privacy{max-width:1152px;margin:0 auto 20px;padding:12px 20px}
.guided-lab .work-privacy>strong{font-size:.88rem}
.guided-lab .lab-general-help{max-width:1152px;margin:0 auto;padding:12px 20px 24px;font-size:.9rem;line-height:1.7;color:#bdd3de}
.guided-lab.all-lab-steps .lab-grid>*+*{margin-top:26px}
.guided-lab .case-sidebar,.guided-lab .bench-column,.guided-lab .evidence-sidebar{scroll-margin-top:92px;outline-offset:6px}
.guided-lab.larger-reading .lab-step-intro p,.guided-lab.larger-reading .question-button,.guided-lab.larger-reading .lab-field,.guided-lab.larger-reading .case-panel .panel-help{font-size:1.1rem}
@media(max-width:820px){.guided-lab .lab-step-tabs{padding:10px 12px;gap:6px}.guided-lab .lab-step-tabs>button{padding:10px 8px;font-size:.82rem;gap:7px}.guided-lab .step-number{min-width:24px;height:24px}.guided-lab .lab-grid{padding:18px}.guided-lab .lab-objective,.guided-lab .lab-step-intro{padding:16px 18px}.guided-lab .evidence-sidebar{grid-template-columns:minmax(0,1fr)}.guided-lab .work-privacy{margin-inline:18px}.guided-lab .lab-topbar{gap:12px}}
@media(max-width:580px){.guided-lab .case-sidebar{grid-template-columns:minmax(0,1fr)}.guided-lab .case-panel{padding:18px}.guided-lab .lab-step-tabs{flex-direction:column;position:static}.guided-lab .lab-step-tabs>button{flex:none;width:100%;min-height:46px;font-size:.93rem;padding:9px 12px}.guided-lab .lab-grid{padding:12px}.guided-lab .lab-objective{display:block}.guided-lab .lab-objective strong{display:block;margin-bottom:6px}.guided-lab .lab-step-actions>*{flex:1 1 100%}.guided-lab .work-privacy{margin-inline:12px}.guided-lab .case-sidebar,.guided-lab .bench-column,.guided-lab .evidence-sidebar{scroll-margin-top:20px}}
@media(max-width:640px){.work-privacy{padding:16px}.work-privacy .button-row>*{flex:1 1 100%;text-align:center}.report-encryption,.report-plain{padding:12px}#lab-dialog .button-row>*{max-width:100%;white-space:normal}}