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18px;font-size:10px}.course-disclaimer br{display:none}.question-panel{grid-template-columns:1fr 1fr;gap:12px;padding:14px 12px;display:grid}.question-panel select{width:100%;margin:0}.question-panel nav{grid-column:1/-1}.question-item{scroll-snap-align:start;flex:0 0 210px}.question-note{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.auth-page{background:radial-gradient(at top,#eaf0e5,#0000 70%);flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;padding:35px 20px;display:flex}.auth-card{width:100%;max-width:460px;padding:32px}.auth-brand{align-items:center;gap:12px;margin-bottom:40px;font-size:21px;display:flex}.auth-brand small{letter-spacing:1.7px;color:var(--muted);font-size:8px;display:block}.auth-card h1{margin:12px 0;font-size:29px}.auth-card>.muted{font-size:13px}.auth-card input:not([type=checkbox]){border:1px solid var(--border);width:100%;min-height:46px;color:var(--ink);background:#fcfdfa;border-radius:9px;padding:10px 12px;font-size:16px}.password-toggle{min-height:44px;color:var(--muted);align-items:center;gap:9px;font-size:12px;display:flex}.auth-submit{width:100%;margin-top:14px}.auth-switch{margin:12px auto 0;display:flex}.auth-privacy{border-top:1px solid var(--border);color:var(--muted);align-items:flex-start;gap:9px;margin-top:25px;padding-top:20px;font-size:11px;line-height:1.9;display:flex}.auth-privacy svg{margin-top:3px}.auth-message{background:var(--sage);border-radius:8px;padding:12px;font-size:12px}.auth-caption{color:var(--muted);margin-top:25px;font-size:11px}.auth-actions{flex-wrap:wrap;margin-top:25px}.account-avatar{background:var(--sage);width:28px;height:28px;color:var(--green);border-radius:50%;place-items:center;display:grid}.account-label{font-size:11px}.account-email{overflow-wrap:anywhere;margin:18px 0 12px}.account-notice{margin:20px 0}.sync-status{color:var(--muted);border-bottom:1px solid var(--border);padding:9px 22px;font-size:11px}.sync-status .row{gap:7px}.sync-warning{color:#78623a;background:#faf2dd}.sync-conflict{max-width:900px;margin:15px auto}.conflict-versions{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:12px 0;display:grid}.conflict-versions>div{border:1px solid var(--border);background:#fff;border-radius:8px;padding:12px}.conflict-versions pre{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;max-height:180px;margin-top:8px;overflow:auto}.button:disabled{opacity:.6}@media (max-width:479px){.auth-card{padding:24px}.account-label,.topbar .demo-pill{display:none}.sync-status{padding:8px 20px}.conflict-versions{grid-template-columns:1fr}}.real-catalog{align-self:start;min-width:0}.real-catalog>label,.real-catalog>select{width:calc(100% - 24px);margin:12px}.real-catalog nav{max-height:580px;overflow:auto}.source-summary{padding:24px}.source-summary h3{margin:16px 0 10px}.source-summary p{line-height:1.9}.source-notes{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9}.pdf-access{margin-bottom:20px;padding:18px 22px}.pdf-access summary{cursor:pointer;font-weight:600;line-height:1.6}.pdf-access summary svg{vertical-align:middle;margin-right:6px;display:inline-block}.pdf-access p{margin:12px 0}.pdf-access input{max-width:100%}.pdf-open{align-items:center;gap:8px;margin-top:16px;display:flex}.lesson-video{min-height:44px;color:var(--green);align-items:center;gap:4px;font-size:12px;font-weight:600;display:inline-flex}.word-list>input{border:1px solid var(--border);border-radius:10px;width:100%;padding:12px}@media (max-width:767px){.real-catalog nav{max-height:none}.source-summary{padding:20px}}.mobile-more{justify-content:center;display:flex}.mobile-more .dialog-trigger{flex-direction:column;gap:3px;height:100%;display:flex}.mobile-more.active .dialog-trigger{color:var(--green);background:var(--sage)}.more-navigation .nav-item{border-radius:9px;align-items:center;gap:12px;min-height:48px;padding:12px;display:flex}.more-navigation .nav-item.active{background:var(--sage);color:var(--green);font-weight:600}.more-navigation h3{color:var(--muted);margin:18px 12px 8px;font-size:12px}@media (min-width:768px){.sidebar{overflow-y:auto}.sidebar .nav-heading{margin-top:26px;margin-bottom:10px}}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property 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