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.pp-subject-header{background:#ffffff0a}html.dark .mode-choice:hover,html.dark .mode-choice.selected{background:#3b82f614;border-color:#3b82f6}html.dark .mode-subject-badge{color:#a5b4fc;background:#6366f133}html.dark .session-footer{background:var(--surface);border-top-color:#ffffff14}html.dark .session-timer-fill{background:#3b82f6}html.dark .session-timer-fill.urgent{background:#f87171}html.dark .q-correct-badge,html.dark .imp-correct-badge{color:#4ade80;background:#16a34a33}html.dark .auth-error{color:#fca5a5;background:#dc262626;border-color:#dc26264d}html.dark .auth-success{color:#86efac;background:#16a34a26;border-color:#16a34a4d}html.dark .form-error{color:#fca5a5;background:#dc262626}html.dark .home-banner{color:#93c5fd;background:#3b82f61f;border-color:#3b82f64d}html.dark .home-banner:hover{background:#3b82f633}html.dark .fc-meta-pill.total{background:#ffffff14}html.dark .fc-meta-pill.due{color:#fbbf24;background:#92400e59}html.dark 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landingSlideUp{0%{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}@keyframes landingHeroIn{0%{opacity:0}to{opacity:1}}@keyframes landingCardIn{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}html.dark .landing-title{color:var(--text)}html.dark .landing-title span{color:#e2e8f040}html.dark .landing-card--featured{border-color:var(--blue);box-shadow:0 4px 24px #3b82f61f}html.dark .landing-card:hover{box-shadow:0 16px 48px #00000080}.about-page{max-width:680px;margin:0 auto;padding:2rem 1.5rem}.about-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:2.5rem 2rem;box-shadow:0 2px 16px #0000000f}.about-logo{justify-content:center;margin-bottom:1.5rem;display:flex}.about-logo-img{object-fit:contain;border:1.5px solid var(--border);border-radius:18px;width:80px;height:80px}.about-title{color:var(--navy);text-align:center;margin-bottom:1.25rem;font-size:1.5rem;font-weight:800}.about-body{color:var(--text);font-size:.925rem;line-height:1.75}.about-body p{margin-bottom:.75rem}.about-body p:last-child{margin-bottom:0}.about-empty{color:var(--muted);text-align:center;padding:1rem 0;font-size:.9rem}.about-loading{text-align:center;color:var(--muted);padding:3rem}html.dark .about-title{color:#93c5fd}.about-manager{max-width:760px}.about-form{flex-direction:column;display:flex}.about-form-body{flex-direction:column;gap:1rem;padding:1.25rem;display:flex}.about-form-label{color:var(--text);flex-direction:column;gap:.4rem;font-size:.875rem;font-weight:600;display:flex}.about-textarea{resize:vertical;min-height:200px;font-family:inherit;line-height:1.6}.about-form-footer{border-top:1px solid var(--border);justify-content:flex-end;padding:.75rem 1.25rem;display:flex}