:root{--blue:#4e72ff;--red:#fe6468;--yellow:#ffd558;--green:#33c480;--ink:#172033;--muted:#687386;--line:#e7eaf1;--soft:#f7f9ff;--white:#fff;--shadow:0 16px 45px rgba(38,55,105,.08)}*{box-sizing:border-box}body{margin:0;font:15px/1.5 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:linear-gradient(180deg,#fbfcff 0,#fff 420px)}button,input,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1120px)/2));border-bottom:1px solid var(--line);background:rgba(255,255,255,.92);backdrop-filter:blur(12px);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none}.brand-mark{width:36px;height:36px;border-radius:12px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:900}.brand strong{display:block;font-size:17px}.brand small{display:block;color:var(--muted);font-size:11px}.account-chip{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:13px}.shell{max-width:1120px;margin:0 auto;padding:54px 24px 80px}.auth-card{max-width:480px;margin:32px auto;background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:var(--shadow)}.eyebrow,.kicker{text-transform:uppercase;letter-spacing:.11em;font-size:11px;font-weight:800;color:var(--blue)}h1{font-size:clamp(32px,5vw,54px);line-height:1.02;letter-spacing:-.045em;margin:9px 0 14px}h2{font-size:21px;line-height:1.2;letter-spacing:-.025em;margin:7px 0 8px}.lede{font-size:17px;color:var(--muted);max-width:620px}.auth-tabs{display:flex;background:#f3f5fa;border-radius:12px;padding:4px;margin:24px 0 16px}.tab{flex:1;border:0;background:transparent;padding:9px;border-radius:9px;color:var(--muted)}.tab.active{background:#fff;color:var(--ink);box-shadow:0 2px 8px rgba(20,30,60,.08)}label{display:grid;gap:6px;font-size:12px;font-weight:700;color:#4d576b;margin:12px 0}input,select{width:100%;border:1px solid #dfe4ef;border-radius:11px;background:#fff;padding:11px 12px;color:var(--ink);outline:none}input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(78,114,255,.12)}.primary,.secondary{border-radius:11px;padding:11px 16px;font-weight:750;border:1px solid transparent}.primary{background:var(--blue);color:#fff}.primary:hover{filter:brightness(.96)}.secondary{background:#fff;color:var(--blue);border-color:#cfd8ff}.wide{width:100%;margin-top:10px}.link-button{border:0;background:transparent;color:var(--blue);padding:5px;font-weight:700}.status{min-height:20px;margin:9px 0;color:var(--green)}.status.error{color:#b4232a}.fineprint{color:var(--muted);font-size:12px;margin-bottom:0}.welcome-row{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:25px}.dashboard-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 8px 30px rgba(35,48,87,.045)}.card p{color:var(--muted);margin:0 0 15px}.daily-card{grid-column:span 5;display:grid;grid-template-columns:auto 1fr;gap:15px}.daily-card .primary{grid-column:2}.card-icon{width:50px;height:50px;border-radius:16px;background:#eef2ff;color:var(--blue);display:grid;place-items:center;font-size:22px;font-weight:900}.build-card{grid-column:span 7}.progress-card{grid-column:span 7}.upgrade-card{grid-column:span 5;background:linear-gradient(135deg,#f7f9ff,#fff)}.builder{display:grid;grid-template-columns:1fr 1fr;gap:4px 14px}.count-field{margin:12px 0}.count-field>span{display:block;font-size:12px;font-weight:700;color:#4d576b;margin-bottom:6px}.segmented{display:flex;gap:6px;flex-wrap:wrap}.count-option{border:1px solid #dfe4ef;background:#fff;border-radius:9px;padding:8px 12px;min-width:44px}.count-option.active{border-color:var(--blue);background:#eef2ff;color:var(--blue);font-weight:800}.card-header{display:flex;justify-content:space-between;gap:15px}.score-strip{display:flex;align-items:baseline;gap:8px;margin:18px 0}.score-strip strong{font-size:36px;letter-spacing:-.04em}.score-strip span{color:var(--muted)}.weak-list{display:grid;gap:8px}.weak-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding:9px 0;border-top:1px solid var(--line)}.weak-row span:last-child{font-weight:800}.price{font-size:32px;font-weight:900;letter-spacing:-.04em;margin:16px 0}.price span{font-size:13px;color:var(--muted);font-weight:600}.quiz-card{max-width:820px;margin:28px auto 0;background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px;box-shadow:var(--shadow)}.quiz-topline{display:flex;justify-content:space-between;align-items:center}.progress-track{height:5px;background:#edf0f6;border-radius:99px;overflow:hidden;margin:17px 0 27px}.progress-track span{display:block;height:100%;background:var(--blue);width:0;transition:width .25s}.question-stem{font-size:21px;line-height:1.45;font-weight:650;margin:23px 0}.choices{display:grid;gap:10px}.choice{border:1px solid #dfe4ef;background:#fff;border-radius:13px;padding:14px;text-align:left}.choice:hover:not(:disabled){border-color:#b7c4ff;background:#fafbff}.choice.selected{border-color:var(--blue);background:#eef2ff}.choice.correct{border-color:#8fd9b7;background:#effbf5}.choice.wrong{border-color:#ffb8ba;background:#fff5f5}.feedback-card{margin-top:18px;padding:17px;border-radius:14px;background:#f7f9ff}.feedback-card.correct{background:#effbf5}.feedback-card.wrong{background:#fff5f5}.feedback-card p{margin:7px 0}.pearl{border-top:1px solid rgba(0,0,0,.07);padding-top:10px;color:#465269}.quiz-actions{margin-top:15px}.library-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.list p{padding:10px 0;margin:0;border-top:1px solid var(--line)}.muted{color:var(--muted)}footer{max-width:1120px;margin:0 auto;padding:25px 24px 45px;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:12px}@media(max-width:780px){.shell{padding:34px 16px 60px}.topbar{padding:0 16px}.welcome-row{align-items:start;flex-direction:column}.daily-card,.build-card,.progress-card,.upgrade-card{grid-column:1/-1}.builder,.library-grid{grid-template-columns:1fr}.daily-card{grid-template-columns:auto 1fr}.quiz-card{padding:21px}.account-chip #identity{display:none}footer{margin:0 16px;padding-left:0;padding-right:0;flex-direction:column;gap:5px}}


/* Study workspace — additive to the existing TheraQuiz customer design. */
.workspace-tabs{display:flex;gap:4px;width:min(360px,100%);padding:4px;margin:0 0 22px;background:#f3f5fa;border:1px solid var(--line);border-radius:12px}.workspace-tabs .tab{flex:1}.view{display:block}.study-hero{display:flex;justify-content:space-between;gap:24px;align-items:center;margin-bottom:18px;background:linear-gradient(135deg,#fff 42%,#f2f5ff)}.study-hero p,.module-header p,.lesson-header p{color:var(--muted);margin:8px 0 0}.study-summary,.module-progress-block{min-width:130px;display:grid;justify-items:end}.study-summary strong,.module-progress-block strong{font-size:38px;line-height:1;color:var(--blue);letter-spacing:-.04em}.study-summary span,.module-progress-block span{font-size:12px;color:var(--muted)}.study-section{display:grid;gap:12px}.module-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.module-card{display:grid;gap:12px;min-height:220px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:18px;text-align:left;box-shadow:0 8px 30px rgba(35,48,87,.035)}.module-card:hover{border-color:#b7c4ff;background:#fbfcff}.module-card h3{margin:0;font-size:19px}.module-card p{margin:0;color:var(--muted)}.module-card-footer{align-self:end}.module-meta{display:flex;justify-content:space-between;gap:10px;font-size:12px;color:var(--muted);margin-bottom:7px}.module-progress-track{height:6px;background:#eef1f7;border-radius:999px;overflow:hidden}.module-progress-fill{height:100%;background:var(--blue);border-radius:inherit}.recommendation-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.recommendation-card{border:1px solid var(--line);border-radius:13px;padding:14px;background:var(--soft);text-align:left}.recommendation-card strong{display:block;margin-bottom:4px}.recommendation-card span{color:var(--muted);font-size:12px}.module-header{margin:14px 0;padding:28px;background:#fff;border:1px solid var(--line);border-radius:20px;display:flex;justify-content:space-between;align-items:center;gap:28px}.lesson-list{display:grid;gap:9px}.lesson-row{width:100%;display:grid;grid-template-columns:38px 1fr auto;gap:13px;align-items:center;border:1px solid var(--line);background:#fff;border-radius:14px;padding:14px 16px;text-align:left}.lesson-row:hover{border-color:#b7c4ff}.lesson-number{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--soft);color:var(--muted);font-weight:800;font-size:12px}.lesson-row h3{margin:0;font-size:16px}.lesson-row p{margin:3px 0 0;color:var(--muted);font-size:13px}.lesson-badges{display:flex;gap:6px;align-items:center}.pill{display:inline-flex;padding:4px 8px;border-radius:999px;background:#f1f4fa;color:var(--muted);font-size:11px;font-weight:700}.lesson-reader{padding:28px;background:#fff;border:1px solid var(--line);border-radius:20px}.lesson-header{margin-top:18px;display:flex;justify-content:space-between;gap:26px;padding-bottom:22px;border-bottom:1px solid var(--line)}.lesson-actions{min-width:170px;display:grid;gap:8px;align-content:start}.lesson-body{max-width:800px;padding:30px 0;font-size:16px}.lesson-body h2{margin:30px 0 10px;font-size:23px}.lesson-body h3{margin:24px 0 8px;font-size:18px}.lesson-body p{margin:10px 0}.lesson-body ul,.lesson-body ol{padding-left:22px}.lesson-body li{margin:7px 0}.lesson-body code{padding:2px 5px;background:#eef2ff;border-radius:5px}.lesson-footer,.feedback-actions{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}.lesson-footer{border-top:1px solid var(--line);padding-top:18px}.feedback-actions{margin-top:12px}.feedback-actions .primary{margin-left:auto}#clinical-pearl-wrap{border-top:1px solid rgba(0,0,0,.07);padding-top:10px;margin-top:10px}#clinical-pearl-wrap strong{display:block;color:#465269}#clinical-pearl-wrap .pearl{border-top:0;padding-top:0;margin-top:4px}
@media(max-width:780px){.study-hero,.module-header,.lesson-header{align-items:stretch;flex-direction:column}.study-summary,.module-progress-block{justify-items:start}.module-grid,.recommendation-grid{grid-template-columns:1fr}.lesson-row{grid-template-columns:38px 1fr}.lesson-badges{grid-column:2}.workspace-tabs{width:100%}}

.learning-summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}.learning-summary-card{display:grid;gap:4px;padding:17px 18px;background:#fff;border:1px solid var(--line);border-radius:16px}.learning-summary-card strong{font-size:24px;letter-spacing:-.03em}.learning-summary-card>span:last-child{font-size:12px;color:var(--muted)}.module-header-actions{min-width:190px;display:grid;gap:9px;justify-items:stretch}.module-header-actions .module-progress-block{justify-items:end}.module-mastery-note{text-align:right;font-size:12px}.module-meta{flex-wrap:wrap}.recall-panel{max-width:800px;margin:4px 0 30px;padding:22px;background:var(--soft);border:1px solid #dfe5f5;border-radius:18px}.recall-heading{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}.recall-heading h2{margin-bottom:0}.recall-cards{display:grid;gap:12px}.recall-card{display:grid;gap:12px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:15px}.recall-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.recall-card h3{margin:0;font-size:17px;line-height:1.4}.recall-hint{margin:0;color:var(--muted);font-size:13px}.recall-answer{padding:13px 14px;background:#f7f9ff;border-radius:12px}.recall-answer p{margin:4px 0 0}.recall-ratings{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.recall-ratings>span{margin-right:auto;font-size:12px}.recall-ratings button{padding:8px 11px}.secondary:disabled,.primary:disabled{opacity:.52;cursor:not-allowed}
@media(max-width:780px){.learning-summary-grid{grid-template-columns:1fr}.module-header-actions{min-width:0}.module-header-actions .module-progress-block{justify-items:start}.module-mastery-note{text-align:left}.recall-heading{align-items:start;flex-direction:column}.recall-ratings>span{width:100%;margin-right:0}}

.lesson-references{margin-top:28px;padding-top:24px;border-top:1px solid var(--border)}
.reference-heading{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:12px}
.reference-heading h2{margin:2px 0 0}
.reference-list{display:grid;gap:10px;margin:0;padding-left:22px}
.reference-item{padding:2px 0 8px}
.reference-item a{font-weight:700;color:inherit;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.reference-meta{display:block;margin-top:3px;color:var(--muted);font-size:.9rem}

.due-recall-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.due-recall-card{min-width:0}.due-recall-meta{display:grid;gap:2px}.due-recall-meta .muted{font-size:12px}.due-recall-actions{display:flex;align-items:center;justify-content:space-between;gap:10px}.due-recall-actions .link-button{margin-left:auto}
@media(max-width:780px){.due-recall-grid{grid-template-columns:1fr}}

.study-search-box{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:0 0 16px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:16px}.study-search-box h2{margin:2px 0 0}.study-search-controls{display:flex;gap:8px;width:min(520px,100%)}.study-search-controls input{flex:1;min-width:0}.study-search-results{display:grid;gap:9px}.study-search-result{display:grid;gap:4px;width:100%;padding:14px 16px;text-align:left;background:var(--soft);border:1px solid var(--line);border-radius:13px}.study-search-result:hover{border-color:#b7c4ff;background:#fff}.study-search-result strong{font-size:16px}.study-search-result .muted{font-size:13px}@media(max-width:780px){.study-search-box{align-items:stretch;flex-direction:column}.study-search-controls{width:100%}}

.module-mastery-history{display:flex;align-items:center;justify-content:flex-end;gap:6px;flex-wrap:wrap}.mastery-history-chip{display:inline-flex;padding:4px 8px;border-radius:999px;background:#eef2ff;color:#344fc7;font-size:11px;font-weight:800}@media(max-width:780px){.module-mastery-history{justify-content:flex-start}}

.study-continue-card{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:18px;border-color:#d8e0ff;background:linear-gradient(135deg,#fff,#f7f9ff)}.study-continue-card h2{margin:3px 0 5px}.study-continue-card p{margin:0}.study-continue-card .primary{white-space:nowrap}@media(max-width:780px){.study-continue-card{align-items:stretch;flex-direction:column}.study-continue-card .primary{width:100%}}

/* Study Today strip — v5 */
.study-today{margin:0 0 18px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:18px}
.study-today>.card-header{margin-bottom:12px}
.study-today-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.today-action{display:grid;gap:5px;min-width:0;padding:16px;text-align:left;background:var(--soft);border:1px solid var(--line);border-radius:14px}
.today-action:hover:not(:disabled){border-color:#b7c4ff;background:#fff}
.today-action strong{font-size:16px;line-height:1.3;color:var(--ink)}
.today-action>.muted{font-size:12px;line-height:1.4}
.today-action.today-primary{background:linear-gradient(135deg,#f9fbff,#eef3ff);border-color:#ccd7ff}
.today-action:disabled{cursor:default;opacity:.66}
@media(max-width:780px){.study-today-grid{grid-template-columns:1fr}.study-today>.card-header{align-items:start;flex-direction:column}}

/* Keyboard focus — v5 */
button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid rgba(78,114,255,.28);outline-offset:2px}

.auth-divider{display:flex;align-items:center;gap:10px;margin:18px 0 0;color:var(--muted);font-size:12px}.auth-divider::before,.auth-divider::after{content:"";height:1px;flex:1;background:var(--line)}

.owner-review-banner{padding:8px 20px;background:#18213e;color:#dbe6ff;text-align:center;font-size:12px;font-weight:700;letter-spacing:.02em}