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.625em}legend{box-sizing:border-box;color:inherit;white-space:normal;max-width:100%;padding:0;display:table}progress{vertical-align:baseline}textarea{overflow:auto}[type=checkbox],[type=radio]{box-sizing:border-box;padding:0}[type=number]::-webkit-inner-spin-button{height:auto}[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}details{display:block}summary{display:list-item}template,[hidden]{display:none}@font-face{font-family:Inter;font-style:normal;font-weight:400;font-display:swap;src:url(/Promotion-cbt-app/assets/Inter-Regular-BMa5IoM-.ttf)format("truetype")}@font-face{font-family:Inter;font-style:normal;font-weight:500;font-display:swap;src:url(/Promotion-cbt-app/assets/Inter-Medium-DvphOyYU.ttf)format("truetype")}@font-face{font-family:Inter;font-style:normal;font-weight:600;font-display:swap;src:url(/Promotion-cbt-app/assets/Inter-SemiBold-BEUPqj-s.ttf)format("truetype")}@font-face{font-family:Inter;font-style:normal;font-weight:700;font-display:swap;src:url(/Promotion-cbt-app/assets/Inter-Bold-DJlYPwri.ttf)format("truetype")}:root{--green-900:#0b6b3a;--green-700:#1fa463;--white:#fff;--ink-900:#1f2937;--ink-700:#374151;--ink-500:#6b7280;--surface:#f7faf8;--gold:#d4af37;--danger:#b42318;--danger-bg:#fef3f2;--warning:#b54708;--warning-bg:#fffaeb;--ok:#027a48;--ok-bg:#ecfdf3;--line:#d0d9d4;--card:#fff;--shadow:0 12px 32px #0b6b3a1a;--radius:14px;--radius-lg:16px;--focus:0 0 0 3px #1fa4634d;--space-1:8px;--space-2:12px;--space-3:16px;--space-4:20px}body.dark-mode{--surface:#0e1713;--card:#14201a;--line:#274236;--ink-900:#e6f0ea;--ink-700:#c2d3ca;--ink-500:#8da095;--shadow:0 14px 36px #0000006b;--danger-bg:#3d1516;--warning-bg:#3f2d13;--ok-bg:#123221}body.dark-mode #splashScreen .hero-panel{background:linear-gradient(0deg, color-mix(in srgb, var(--green-700) 15%, var(--card)), color-mix(in srgb, var(--green-900) 10%, var(--card))), repeating-linear-gradient(-30deg, color-mix(in srgb, var(--green-700) 14%, transparent) 0 14px, transparent 14px 34px);border-color:color-mix(in srgb, var(--green-700) 35%, var(--line))}body.dark-mode #splashScreen .hero-panel h2{color:var(--ink-900)}body.dark-mode #splashScreen .hero-panel .eyebrow{color:color-mix(in srgb, var(--green-700) 75%, var(--ink-900))}body.dark-mode #splashScreen .hero-meta{color:var(--ink-700)}body.dark-mode #splashScreen .hero-meta-box{border-color:color-mix(in srgb, var(--green-700) 30%, var(--line));background:color-mix(in srgb, var(--green-700) 16%, var(--card))}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:radial-gradient(circle at 10% -20%, #1fa46333, transparent 35%), radial-gradient(circle at 100% 0%, #d4af371a, transparent 25%), var(--surface);color:var(--ink-900);font-family:Atkinson Hyperlegible,Inter,Noto Sans,Segoe UI,Arial,sans-serif;font-size:17px;line-height:1.62}h1,h2,h3,.btn,.chip{font-family:Inter,Atkinson Hyperlegible,Noto Sans,Segoe UI,Arial,sans-serif}.hidden{display:none!important}.app-loading-overlay{background:color-mix(in srgb, var(--card) 90%, #ffffffb3);z-index:50;place-items:center;gap:var(--space-2);text-align:center;opacity:1;transition:opacity .2s;display:grid;position:fixed;inset:0}.app-loading-overlay.is-hidden{opacity:0;pointer-events:none}.app-loading-overlay p{color:var(--ink-900);margin:0;font-weight:700}.spinner-ring{--ring-size:60px;width:var(--ring-size);height:var(--ring-size);position:relative}.spinner-ring div{box-sizing:border-box;border:4px solid #0000;border-top-color:var(--green-700);border-radius:50%;animation:1.2s linear infinite spin;position:absolute;inset:0}.spinner-ring div:nth-child(2){border:4px solid #0000;border-right-color:var(--green-700);animation-delay:-.3s}.spinner-ring div:nth-child(3){border:4px solid #0000;border-bottom-color:var(--green-700);animation-delay:-.6s}.spinner-ring div:nth-child(4){border:4px solid #0000;border-left-color:var(--green-700);animation-delay:-.9s}@keyframes spin{to{transform:rotate(360deg)}}.app-container{max-width:1180px;padding:var(--space-4) var(--space-2) 56px;margin:0 auto}.app-shell-header{z-index:10;justify-content:space-between;align-items:center;gap:var(--space-2);background:linear-gradient(135deg, var(--card), color-mix(in srgb, var(--green-700) 8%, var(--card)));border:1px solid var(--line);border-radius:var(--radius-lg);padding:var(--space-2);box-shadow:var(--shadow);margin-bottom:var(--space-2);display:flex;position:sticky;top:8px}.header-actions{align-items:center;gap:var(--space-2);display:inline-flex;position:relative}.auth-toolbar-summary{border:1px solid var(--line);background:color-mix(in srgb, var(--green-700) 10%, var(--card));max-width:340px;min-height:44px;color:var(--ink-900);white-space:pre-line;word-break:break-word;border-radius:14px;flex-direction:column;justify-content:center;align-items:flex-start;padding:6px 12px;font-size:.82rem;font-weight:700;line-height:1.2;display:inline-flex}.account-menu{border:1px solid var(--line);background:var(--card);min-width:190px;box-shadow:var(--shadow);z-index:25;border-radius:12px;gap:6px;padding:8px;display:grid;position:absolute;top:calc(100% + 8px);right:0}.account-menu-item{border:1px solid var(--line);background:var(--card);color:var(--ink-900);text-align:left;cursor:pointer;border-radius:10px;min-height:40px;padding:0 10px;font-weight:600}.account-menu-item:hover,.account-menu-item:focus-visible{border-color:var(--green-700);background:color-mix(in srgb, var(--green-700) 10%, var(--card))}.account-menu-item.danger{color:var(--danger);border-color:color-mix(in srgb, var(--danger) 30%, var(--line))}.brand-block{align-items:center;gap:12px;display:flex}.brand-block h1{color:var(--green-900);margin:0;font-size:clamp(1.3rem,2.2vw,1.8rem);font-weight:900;line-height:1.15}.brand-eyebrow{color:var(--ink-500);margin:0;font-size:clamp(.92rem,1.35vw,1.05rem);font-weight:600;line-height:1.25}.brand-logo{border:1px solid color-mix(in srgb, var(--green-700) 30%, var(--line));border-radius:12px;flex-shrink:0;width:48px;height:48px;box-shadow:0 6px 14px #0b6b3a33}.brand-logo-btn{cursor:pointer;background:0 0;border:0;border-radius:12px;padding:0;line-height:0}.brand-logo-btn:focus-visible{box-shadow:var(--focus);outline:none}.icon-button{border:1px solid var(--line);background:var(--card);color:var(--ink-700);cursor:pointer;border-radius:10px;min-width:68px;min-height:44px;padding:0 12px;font-weight:600}.icon-button.icon-only{justify-content:center;align-items:center;width:44px;min-width:44px;padding:0;display:inline-flex;position:relative}.toolbar-icon{justify-content:center;align-items:center;width:20px;height:20px;display:inline-flex}.toolbar-icon svg{stroke:currentColor;fill:none;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:100%;height:100%}.icon-button[data-tooltip]:hover:after,.icon-button[data-tooltip]:focus-visible:after{content:attr(data-tooltip);border:1px solid var(--line);background:var(--card);color:var(--ink-900);white-space:nowrap;box-shadow:var(--shadow);z-index:35;border-radius:8px;padding:6px 8px;font-size:.78rem;line-height:1.2;position:absolute;top:calc(100% + 8px);right:0}.screen{gap:var(--space-3);animation:.26s fade-up;display:grid}.auth-modal{z-index:40;padding:var(--space-2);background:#0d141180;place-items:center;display:grid;position:fixed;inset:0}.auth-modal-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);width:min(100%,460px);box-shadow:var(--shadow);padding:var(--space-3);gap:var(--space-2);display:grid;position:relative}.auth-close{border:1px solid var(--line);background:var(--card);color:var(--ink-700);cursor:pointer;border-radius:999px;width:32px;height:32px;position:absolute;top:8px;right:8px}.notice-list{color:var(--ink-700);gap:6px;margin:0;padding-left:1.1rem;font-size:.92rem;display:grid}.checkbox-field{color:var(--ink-700);align-items:center;gap:.6rem;font-size:.9rem;display:flex}.checkbox-field input{width:16px;height:16px;accent-color:var(--accent)}.auth-form{gap:var(--space-2);display:grid}.auth-field{gap:6px;display:grid}.auth-field span{color:var(--ink-700);font-size:.84rem;font-weight:700}.password-field{position:relative}.password-field input{width:100%;padding-right:clamp(3.5rem,8vw,3.75rem)}.password-toggle-btn{color:var(--ink-500);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;width:30px;height:30px;padding:0;display:inline-flex;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.password-toggle-btn:hover{color:var(--green-900);border-color:color-mix(in srgb, var(--green-700) 45%, var(--line));background:color-mix(in srgb, var(--green-700) 10%, var(--card))}.password-toggle-icon{width:18px;height:18px;display:inline-flex}.password-toggle-icon svg{stroke:currentColor;fill:none;stroke-width:1.9px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.password-toggle-btn:focus-visible{outline-offset:2px;outline:2px solid #1fa46399}.auth-tabs{justify-content:flex-start}.auth-message{border-radius:10px;margin:0;padding:10px 12px;font-size:.9rem}.auth-message.error{background:var(--danger-bg);color:var(--danger);border:1px solid color-mix(in srgb, var(--danger) 45%, var(--line))}.auth-message.success{background:var(--ok-bg);color:var(--ok);border:1px solid color-mix(in srgb, var(--ok) 45%, var(--line))}.screen>*{margin-block:0}@keyframes 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8px;font-size:1.5rem}.eyebrow{text-transform:uppercase;letter-spacing:.04em;color:var(--ink-500);margin:0 0 8px;font-size:.78rem;font-weight:700}.hero-panel .eyebrow{color:#ffffffe0}#splashScreen .hero-panel{background:linear-gradient(0deg, color-mix(in srgb, var(--green-700) 7%, var(--card)), color-mix(in srgb, var(--green-900) 5%, var(--card))), repeating-linear-gradient(-30deg, color-mix(in srgb, var(--green-900) 7%, transparent) 0 14px, transparent 14px 34px);color:var(--ink-900);border:1px solid color-mix(in srgb, var(--green-900) 18%, var(--line));text-align:center;padding:28px 18px;position:relative;overflow:hidden}#splashScreen .hero-panel .eyebrow{color:var(--green-900)}#splashScreen .hero-panel h2{margin:0 0 var(--space-1);letter-spacing:-.03em;color:var(--ink-900);font-size:clamp(2rem,4.8vw,2.9rem)}#splashScreen .hero-panel .button-row{justify-content:center}#splashScreen .hero-panel .btn-primary{min-width:min(420px,100%)}#splashScreen .hero-panel .btn-secondary{background:color-mix(in srgb, var(--green-900) 10%, var(--card))}#splashScreen .hero-meta{color:var(--ink-700);font-weight:700}#splashScreen .hero-meta-box{margin-top:var(--space-2);border:1px solid color-mix(in srgb, var(--green-900) 18%, var(--line));background:color-mix(in srgb, var(--green-700) 9%, var(--card));border-radius:12px;padding:10px 12px}#splashScreen .hero-meta-box .hero-meta{margin:0;font-size:.82rem}#splashScreen .hero-meta.legal{color:var(--ink-500);letter-spacing:.08em;text-transform:uppercase;font-size:.76rem}.welcome-emblem{width:86px;margin:0 auto var(--space-2);border:1px solid color-mix(in srgb, var(--green-900) 20%, var(--line));background:color-mix(in srgb, var(--card) 90%, var(--green-700));border-radius:20px;padding:18px 14px 14px;box-shadow:0 14px 24px #0b6b3a21}.welcome-emblem-pillars{grid-template-columns:repeat(3,8px);justify-content:center;gap:7px;margin-bottom:8px;display:grid}.welcome-emblem-pillars 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.btn{justify-self:start;margin-top:2px}#resumeSessionCard,#recommendedTopicCard{cursor:pointer}.toolbar-row,.button-row,.screen-nav-row,.chip-row,.quiz-topbar{gap:var(--space-2);flex-wrap:wrap;align-items:center;display:flex}.admin-request-toolbar,.admin-history-list{gap:12px}.admin-history-entry{gap:14px}.admin-history-entry-head{flex-wrap:wrap;justify-content:space-between;align-items:start;gap:10px;display:flex}.admin-history-entry-title-wrap{gap:4px;min-width:0;display:grid}.admin-history-entry-title{color:var(--ink-900);margin:0;font-size:1rem;line-height:1.35}.admin-history-meta-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;display:grid}.admin-history-meta-item{border:1px solid color-mix(in srgb, var(--green-900) 8%, var(--line));background:color-mix(in srgb, var(--card) 88%, var(--surface));border-radius:12px;gap:4px;min-width:0;padding:10px 12px;display:grid}.admin-history-meta-item strong{overflow-wrap:anywhere;color:var(--ink-900)}.admin-history-meta-item-wide{grid-column:1/-1}.admin-history-message{color:var(--ink-800);overflow-wrap:anywhere;gap:10px;display:grid}.admin-history-message p{margin:0}.admin-history-message-actions{justify-content:flex-start}.admin-user-toolbar{gap:var(--space-2);flex-wrap:wrap;align-items:center;display:flex}.admin-request-toolbar .search-wrap,.admin-user-toolbar .search-wrap{flex:260px;width:auto;min-width:220px}.admin-request-toolbar select,.admin-user-toolbar select{flex:0 0 170px;min-width:160px}.admin-request-toolbar button,.admin-user-toolbar button{flex:none}.admin-section-card .hero-meta{color:var(--ink-700);margin:0}.admin-history-toolbar{margin-bottom:var(--space-2);justify-content:space-between}.plan-override-row{gap:var(--space-2);flex-wrap:wrap;align-items:flex-end;display:flex}.plan-override-row .auth-field{flex:240px;min-width:200px}.plan-override-row button{flex:none;align-self:flex-end}.plan-override-item{justify-content:space-between;align-items:center;gap:12px;display:flex}.plan-override-item-main{flex-wrap:wrap;flex:auto;align-items:center;gap:8px 14px;min-width:0;display:flex}.plan-override-item-email{flex:260px;min-width:0}.plan-override-item-email strong{overflow-wrap:anywhere;display:block}.plan-override-item .meta{white-space:nowrap;margin:0}.plan-override-item .button-row{flex:none;margin-top:0}.plan-override-item .button-row.compact-actions{justify-content:flex-end}.button-row{margin-top:var(--space-2)}.button-row.compact-actions{justify-content:space-between}.button-row.stacked{margin-top:var(--space-3)}.search-wrap,.search-wrap input,select{width:100%}input,select{border:1px solid var(--line);background:var(--card);color:var(--ink-900);border-radius:12px;min-height:46px;padding:0 12px}.chip{border:1px solid var(--line);background:var(--card);color:var(--ink-700);cursor:pointer;border-radius:999px;min-height:38px;padding:0 12px}.chip.active{background:color-mix(in srgb, var(--green-700) 15%, var(--card));border-color:var(--green-700);color:var(--green-900)}.topic-filter-row{flex-wrap:nowrap;gap:10px;width:100%;padding-bottom:2px;overflow:visible}.topic-filter-row .chip{white-space:nowrap;flex:1 1 0;min-width:0;max-width:none;min-height:40px;padding:0 12px;font-size:.88rem}.topic-toolbar{align-items:stretch;gap:var(--space-2);flex-direction:column;display:flex}.topic-search-wrap{width:100%;position:relative}.topic-search-wrap .search-glyph{color:var(--ink-500);pointer-events:none;font-size:1rem;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.topic-search-wrap input{background:color-mix(in srgb, var(--surface) 65%, var(--card));border-radius:14px;padding-left:34px}.topic-filter-row{border:1px solid color-mix(in srgb, var(--line) 80%, transparent);background:color-mix(in srgb, 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#reviewIncorrectResultsBtn{order:3}.results-actions [data-screen-target=topicSelectionScreen]{order:4;margin-left:auto}@media (width>=960px){.setup-actions-row.is-mock-setup,.results-actions{flex-wrap:nowrap}#resultsScreen{gap:12px}}.insight-card{align-content:start;gap:6px;min-height:0;display:grid}.insight-card.action.primary{border-color:color-mix(in srgb, var(--green-700) 34%, var(--line));background:linear-gradient(135deg, color-mix(in srgb, var(--green-700) 10%, var(--card)), color-mix(in srgb, var(--gold) 8%, var(--card)));box-shadow:0 10px 24px #00000014}.insight-card.action.primary h3{font-size:1.08rem}#analyticsScreen{gap:14px;display:grid}#analyticsScreen>*{margin-top:0}.analytics-history-grid{gap:12px}#analyticsScreen .card,#analyticsRecommendationCard{padding:18px}#analyticsScreen .analytics-grid,#analyticsScreen .heatmap-grid{margin-top:10px}#analyticsScreen .analytics-grid{gap:10px}#analyticsScreen .analytic-item{padding:12px 14px}#analyticsRecommendationCard{gap:6px;padding:16px 18px}#analyticsRecommendationMeta{line-height:1.45}#analyticsRecommendationCard .recommendation-signal-chips{margin-top:2px}#analyticsRecommendationCard .recommendation-confidence{margin-top:0}.analytics-actions{border-top:none;justify-content:flex-end;margin-top:0;padding-top:0}@media (width>=700px){.insight-card.action.primary{grid-column:span 2}}@media (width>=960px){#analyticsScreen{gap:12px}.analytics-history-grid{grid-template-columns:repeat(2,minmax(0,1fr))}#analyticsRecommendationCard{grid-template-columns:minmax(0,1fr);display:grid}}.quiz-session-estimate{color:var(--text-muted,#5f6b76);white-space:nowrap;font-weight:600}.recommendation-summary-chips{gap:8px;margin-top:2px}.category-summary-card{gap:12px;display:grid}.category-summary-card>:first-child{gap:4px;display:grid}.category-summary-card .summary-metrics{border-top:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));margin-top:0;padding-top:10px}.category-selection-shell{gap:14px;display:grid}.category-selection-head{margin-bottom:0}.category-card-grid{gap:12px}.category-card-grid>.inline-warning,.category-card-grid>.error-message,.category-card-grid>.loading{grid-column:1/-1}.category-selection-actions{border-top:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));margin-top:0;padding-top:4px}@media (width>=700px){.category-summary-card{grid-template-columns:minmax(0,1.5fr) auto;align-items:end}.category-summary-card .summary-metrics{border-top:0;flex-flow:wrap;justify-content:flex-end;align-items:center;gap:10px 16px;padding-top:0}}.recommendation-setup-note{color:var(--ink-600);margin:0;font-size:.82rem}.dashboard-utility-row{justify-content:flex-start;gap:10px}.dashboard-utility-row .btn{min-height:40px;margin:0;padding:0 12px;font-size:.86rem}@media (width>=700px){.dashboard-utility-row{grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch;display:grid}.dashboard-utility-row .btn{justify-content:center;width:100%}}@media (width>=980px){.dashboard-utility-row{grid-template-columns:repeat(6,minmax(0,1fr))}}.topic-toolbar-shell .topic-toolbar{gap:10px}.topic-toolbar-shell .topic-search-wrap{min-width:240px}.topic-toolbar-shell .topic-filter-row{border:1px solid color-mix(in srgb, var(--green-900) 8%, var(--line));background:color-mix(in srgb, var(--green-700) 4%, var(--card));border-radius:16px;gap:8px;padding:4px}.topic-toolbar-shell .topic-filter-row .chip{min-height:38px}@media (width>=960px){.topic-toolbar-shell{padding:14px 16px}.topic-toolbar-shell .topic-toolbar{align-items:center;gap:12px}.topic-toolbar-shell .topic-search-wrap{flex:340px}.topic-toolbar-shell .topic-filter-row{flex:520px}}#topicSelectionScreen .dashboard-grid>.card,#dashboardActionGrid>.card{height:100%}#topicSelectionScreen .stat-card{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 4%, var(--card)), var(--card));grid-template-columns:minmax(0,1fr) auto;align-content:start;gap:8px 14px;min-height:126px;padding:16px 18px;display:grid}#topicSelectionScreen .stat-card p{letter-spacing:.08em;text-transform:uppercase;color:var(--ink-600);font-size:.74rem;font-weight:800}#topicSelectionScreen .stat-card h3{font-size:clamp(1.7rem,2.8vw,2.1rem);line-height:1}#topicSelectionScreen .stat-card .badge-streak{margin-top:auto}#resumeSessionCard,#recommendedTopicCard,#mockExamFeatureCard{min-height:248px}#resumeSessionCard{border-color:color-mix(in srgb, var(--green-700) 22%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 5%, var(--card)), var(--card))}#recommendedTopicCard{background:linear-gradient(180deg, color-mix(in srgb, var(--gold) 6%, var(--card)), var(--card))}#resumeSessionCard .eyebrow,#recommendedTopicCard .eyebrow,#mockExamFeatureCard .eyebrow{margin-bottom:0}#resumeSessionCard h3,#recommendedTopicCard h3,#mockExamFeatureCard h3{font-size:clamp(1.35rem,2vw,1.7rem);line-height:1.25}#resumeSessionCard p,#recommendedTopicCard p,#mockExamFeatureCard p{color:var(--ink-700)}.recommendation-card{flex-direction:column;gap:9px;padding:16px 18px;display:flex}.recommendation-card .btn{margin-top:auto}.recommendation-summary-chips{margin-top:2px}.recommendation-setup-note{min-height:1.2em}.recommendation-card .recommendation-signal-chips,.setup-suggestion-strip .recommendation-signal-chips{gap:8px;margin-top:-1px}.recommendation-card .recommendation-confidence,.setup-suggestion-strip .recommendation-confidence{margin-top:-2px}#resumeSessionCard .recommendation-summary-chips .chip,#recommendedTopicCard .recommendation-summary-chips .chip,#mockExamFeatureCard .mock-exam-badge{font-size:.76rem}.topic-toolbar-shell{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, var(--card)), var(--card))}.topic-toolbar-shell .topic-search-wrap input{border-color:color-mix(in srgb, var(--green-900) 10%, var(--line));background:color-mix(in srgb, var(--card) 92%, var(--surface))}.topic-toolbar-shell .topic-filter-row .chip.active{box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--green-700) 20%, transparent)}.dashboard-utility-shell{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 2%, var(--card)), var(--card))}@media (width>=700px){#topicSelectionScreen .dashboard-grid{align-items:stretch}}.topic-grid-shell{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 2%, var(--card)), var(--card))}#topicSelectionScreen .topic-grid-shell .screen-header{margin-bottom:10px}#topicSelectionScreen .topic-grid-shell .topic-highlight-row{margin-bottom:16px}#topicSelectionScreen #topicList{align-items:stretch}#topicSelectionScreen #topicList .topic-card{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, var(--card)), var(--card));min-height:100%;padding:16px 18px 0}#topicSelectionScreen #topicList .topic-card:hover,#topicSelectionScreen #topicList .topic-card:focus,#topicSelectionScreen #topicList .topic-card.active{border-color:color-mix(in srgb, var(--green-700) 70%, var(--line))}#topicSelectionScreen #topicList .topic-card .card-content{gap:6px}#topicSelectionScreen #topicList .topic-card .topic-icon{margin-bottom:0}#topicSelectionScreen #topicList .topic-card .topic-title{margin-bottom:2px;font-size:clamp(1.2rem,1.5vw,1.4rem);line-height:1.28}#topicSelectionScreen #topicList .topic-card .topic-description{line-height:1.55}#topicSelectionScreen #topicList .topic-card .lock-badge{margin-top:auto}#topicSelectionScreen #topicList .topic-card .card-footer{margin-top:14px}#topicSelectionScreen #topicList .topic-card .question-count,#topicSelectionScreen #topicList .topic-card .topic-count{color:var(--ink-600);font-size:.88rem}#topicSelectionScreen #topicList .topic-card .question-count strong,#topicSelectionScreen #topicList .topic-card .topic-count strong{color:var(--green-900)}.category-summary-card{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, var(--card)), var(--card))}.category-selection-shell{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 2%, var(--card)), var(--card))}#categorySelectionScreen #categoryList{align-items:stretch}#categorySelectionScreen #categoryList .topic-card{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, var(--card)), var(--card));min-height:100%;padding:16px 18px 0}#categorySelectionScreen #categoryList .topic-card:hover,#categorySelectionScreen #categoryList .topic-card:focus,#categorySelectionScreen #categoryList .topic-card.active{border-color:color-mix(in srgb, var(--green-700) 70%, var(--line))}#categorySelectionScreen #categoryList .topic-card .card-content{gap:6px}#categorySelectionScreen #categoryList .topic-card .topic-icon{margin-bottom:0}#categorySelectionScreen #categoryList .topic-card .topic-title{margin-bottom:2px;font-size:clamp(1.18rem,1.45vw,1.35rem);line-height:1.28}#categorySelectionScreen #categoryList .topic-card .topic-description{line-height:1.55}#categorySelectionScreen #categoryList .topic-card .lock-badge{margin-top:auto}#categorySelectionScreen #categoryList .topic-card .card-footer{margin-top:14px}#categorySelectionScreen #categoryList .topic-card .question-count,#categorySelectionScreen #categoryList .topic-card .topic-count{color:var(--ink-600);font-size:.88rem}#categorySelectionScreen #categoryList .topic-card .question-count strong,#categorySelectionScreen #categoryList .topic-card .topic-count strong{color:var(--green-900)}.category-selection-actions{padding-top:10px}.session-setup-shell{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 2%, var(--card)), var(--card))}#modeSelectionScreen #sessionModeGrid{align-items:stretch}#modeSelectionScreen .mode-card{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, var(--card)), var(--card));flex-direction:column;min-height:100%;padding:16px 18px 0;display:flex}#modeSelectionScreen .mode-card:hover,#modeSelectionScreen .mode-card:focus,#modeSelectionScreen .mode-card.active{border-color:color-mix(in srgb, var(--green-700) 70%, var(--line))}#modeSelectionScreen .mode-card h3{margin-bottom:4px;font-size:clamp(1.2rem,1.45vw,1.35rem);line-height:1.28}#modeSelectionScreen .mode-card p{line-height:1.52}#modeSelectionScreen .mode-card .meta{border-top:1px solid color-mix(in srgb, var(--green-900) 8%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 4%, transparent), color-mix(in srgb, var(--green-700) 6%, var(--card)));border-radius:0 0 calc(var(--radius) - 1px) calc(var(--radius) - 1px);color:var(--ink-600);margin:auto -18px 0;padding:12px 18px;font-size:.85rem;font-weight:600}#modeSelectionScreen .study-filter-panel,#modeSelectionScreen .mock-setup-panel{border-color:color-mix(in srgb, var(--green-900) 10%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 2%, transparent), color-mix(in srgb, var(--green-700) 5%, var(--card)))}#modeSelectionScreen .setup-actions-row{border-top:1px solid color-mix(in srgb, var(--green-900) 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var(--card)));margin-top:10px;padding:10px 12px}#quizScreen .question-card{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, var(--card)), var(--card));box-shadow:0 12px 28px #0000000a}#quizScreen .quiz-content-grid{margin-top:12px}#quizScreen .options-grid,#quizScreen .explanation{border-radius:calc(var(--radius) - 4px)}#quizScreen .quiz-actions{border-top:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));background:linear-gradient(180deg, transparent 0%, color-mix(in srgb, var(--green-700) 3%, var(--card)) 24%);margin-top:14px;padding:14px 16px 0}.result-hero{border-color:color-mix(in srgb, var(--green-900) 14%, var(--line));box-shadow:0 12px 28px #0000000d}#resultsStats .stat-card,.results-breakdown-shell{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, var(--card)), var(--card))}.results-breakdown-shell{min-height:0;padding:18px 20px}.results-breakdown-shell .insight-grid{gap:12px}.results-breakdown-shell .insight-card{border-color:color-mix(in srgb, var(--green-900) 10%, var(--line))}@media (width>=960px){#quizScreen .quiz-shell{padding:22px}#quizScreen .quiz-topbar{padding:12px 14px 14px}}.review-mistakes-shell{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 2%, var(--card)), var(--card))}#reviewMistakesScreen .review-mistakes-toolbar{border-color:color-mix(in srgb, var(--green-900) 10%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, transparent), color-mix(in srgb, var(--green-700) 5%, var(--card)))}#reviewMistakesScreen .review-mistake-card{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, var(--card)), var(--card));box-shadow:0 12px 28px #0000000a}#reviewMistakesScreen .review-mistake-card details{border-top-color:color-mix(in srgb, var(--green-900) 10%, var(--line))}#reviewMistakesScreen .review-mistakes-actions{border-top:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));padding-top:10px}#analyticsScreen .analytics-history-grid>.card,#analyticsScreen>.card,#analyticsRecommendationCard{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 2%, var(--card)), var(--card))}#analyticsScreen .section-head{margin-bottom:10px}#analyticsScreen .analytic-item,#analyticsScreen .heatmap-grid>*{box-shadow:0 10px 24px #00000008}#analyticsRecommendationCard{box-shadow:0 12px 28px #0000000d}#analyticsScreen .analytics-actions{border-top:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));padding-top:10px}#profileScreen .profile-card{border-color:color-mix(in srgb, var(--green-900) 12%, 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var(--green-900) 10%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 2%, transparent), color-mix(in srgb, var(--green-700) 4%, var(--card)))}#adminScreen .admin-request-toolbar,#adminScreen .admin-user-toolbar,#adminScreen .plan-override-row,#adminScreen .admin-history-toolbar{border:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 3%, transparent), color-mix(in srgb, var(--green-700) 5%, var(--card)));border-radius:18px;padding:14px}#adminScreen .admin-plan-card{gap:10px}#adminScreen .admin-requests-card,#adminScreen .admin-users-card,#adminScreen .admin-history-card{gap:14px}#adminScreen .admin-request-table-wrap,#adminScreen .admin-table-wrap{width:100%}#adminScreen .admin-actions{border-top:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));padding-top:10px}#splashScreen .hero-panel{background:radial-gradient(circle at top right, #d4af372e, transparent 28%), radial-gradient(circle at left center, #1fa46329, transparent 30%), linear-gradient(145deg, color-mix(in srgb, var(--card) 96%, var(--green-700)), color-mix(in srgb, var(--card) 90%, var(--green-900) 10%));border-radius:28px;max-width:860px;margin:0 auto;padding:clamp(28px,5vw,52px) clamp(20px,4vw,44px);box-shadow:0 28px 60px #0b6b3a29}#splashScreen .hero-panel:before,#splashScreen .hero-panel:after{content:"";pointer-events:none;border-radius:999px;position:absolute}#splashScreen .hero-panel:before{background:radial-gradient(circle,#d4af3738,#0000 68%);width:240px;height:240px;top:-110px;right:-80px}#splashScreen .hero-panel:after{background:radial-gradient(circle,#1fa4632e,#0000 70%);width:220px;height:220px;bottom:-120px;left:-90px}#splashScreen .hero-panel>*{z-index:1;position:relative}#splashScreen .hero-panel h2{letter-spacing:-.05em;max-width:12ch;margin-inline:auto;font-size:clamp(2.5rem,6vw,4.3rem);line-height:.97}#splashScreen .hero-copy{max-width:34rem;color:color-mix(in srgb, var(--ink-900) 86%, var(--green-900));margin:0 auto;font-size:clamp(1.05rem,1.9vw,1.28rem)}#splashScreen .hero-panel .button-row{gap:12px}#splashScreen .hero-panel .btn-primary,#splashScreen .hero-panel .btn-secondary{min-height:52px;padding-inline:22px;box-shadow:0 16px 28px #00000014}#splashScreen .hero-panel .btn-primary{background:linear-gradient(135deg, var(--green-900), color-mix(in srgb, var(--green-900) 72%, #000))}#splashScreen .hero-panel .btn-secondary{border-color:color-mix(in srgb, var(--green-900) 22%, var(--line));background:#ffffffb8}#splashScreen .hero-meta-box{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffffbd;border-radius:18px;width:min(100%,540px);margin-inline:auto;padding:14px 18px}#splashScreen .hero-meta.legal{letter-spacing:.12em;margin-top:4px}.welcome-emblem{border-radius:26px;width:104px;padding:22px 18px 16px;box-shadow:0 18px 34px #0b6b3a29}#topicSelectionScreen .dashboard-grid{gap:18px}#topicSelectionScreen .stat-card,.recommendation-card,.topic-toolbar-shell,.topic-grid-shell,.dashboard-utility-shell,.session-setup-shell,.result-hero,#resultsStats .stat-card,.results-breakdown-shell,.results-actions{box-shadow:0 18px 38px #0f172a0f}#topicSelectionScreen .stat-card{background:linear-gradient(180deg, #ffffffe0, #fffffff5), linear-gradient(145deg, color-mix(in srgb, var(--green-700) 10%, var(--card)), var(--card));border-radius:18px;min-height:140px;padding:18px 20px;position:relative;overflow:hidden}#topicSelectionScreen .stat-card:before{content:"";background:linear-gradient(90deg, var(--green-700), color-mix(in srgb, var(--gold) 70%, var(--green-700)));opacity:.9;width:100%;height:4px;position:absolute;inset:0 auto auto 0}#topicSelectionScreen .stat-card p{color:color-mix(in srgb, var(--ink-700) 88%, var(--green-900))}#topicSelectionScreen .stat-card h3{letter-spacing:-.04em;font-size:clamp(1.95rem,3vw,2.4rem)}#resumeSessionCard,#recommendedTopicCard,#mockExamFeatureCard{border-radius:22px;min-height:268px;padding:22px}#resumeSessionCard{background:linear-gradient(180deg, #ffffffeb, #fffffffa), linear-gradient(135deg, color-mix(in srgb, var(--green-700) 8%, var(--card)), var(--card))}#recommendedTopicCard{border-color:color-mix(in srgb, var(--green-900) 20%, var(--line));background:linear-gradient(160deg, color-mix(in srgb, var(--green-900) 88%, #04140c), color-mix(in srgb, var(--green-700) 58%, #0d2516));color:var(--white);position:relative;overflow:hidden}#recommendedTopicCard:before{content:"";background:radial-gradient(circle,#d4af374d,#0000 68%);border-radius:999px;width:180px;height:180px;position:absolute;inset:auto -40px -50px auto}#recommendedTopicCard .eyebrow,#recommendedTopicCard h3,#recommendedTopicCard p,#recommendedTopicCard #recommendedTopicSetupMeta{color:inherit;position:relative}#recommendedTopicCard .eyebrow{color:#ffffffb8}#recommendedTopicCard #recommendedTopicMeta,#recommendedTopicCard #recommendedTopicSetupMeta{color:#ffffffd1}#recommendedTopicCard .btn-primary{background:linear-gradient(135deg, var(--gold), color-mix(in srgb, var(--gold) 72%, #fff));color:#2b2204;border-color:#0000}.recommendation-card{gap:12px}.recommendation-card h3{letter-spacing:-.03em}.recommendation-card .btn{min-height:48px}.topic-toolbar-shell,.topic-grid-shell,.dashboard-utility-shell,.session-setup-shell,.result-hero,.results-breakdown-shell,.results-actions{border-radius:22px}.dashboard-utility-shell{padding:16px}.dashboard-utility-row{gap:12px}.dashboard-utility-row .btn{border-color:color-mix(in srgb, var(--green-900) 10%, var(--line));background:color-mix(in srgb, var(--card) 80%, var(--green-700) 6%);border-radius:999px;min-height:42px}.topic-toolbar-shell{padding:16px 18px}.topic-grid-shell{padding:18px}#topicSelectionScreen .topic-grid-shell .screen-header h2{letter-spacing:-.03em;font-size:clamp(1.5rem,2.5vw,2rem)}#topicSelectionScreen #topicList .topic-card{border-radius:20px;padding:18px 20px 0;box-shadow:0 14px 30px #0f172a0d}#topicSelectionScreen #topicList .topic-card:hover,#topicSelectionScreen #topicList .topic-card:focus,#topicSelectionScreen #topicList .topic-card.active{transform:translateY(-2px);box-shadow:0 20px 38px #0f172a14}#topicSelectionScreen #topicList .topic-card .topic-title{letter-spacing:-.03em;font-size:clamp(1.24rem,1.7vw,1.48rem)}#modeSelectionScreen .screen-header{margin-bottom:18px}#modeSelectionScreen .screen-header h2{letter-spacing:-.04em;font-size:clamp(1.9rem,3vw,2.5rem)}#modeSelectionScreen .screen-header p{max-width:42rem;color:color-mix(in srgb, var(--ink-700) 92%, var(--green-900))}#modeSelectionScreen .study-filter-panel,#modeSelectionScreen .mock-setup-panel{border-radius:20px;padding:20px;box-shadow:inset 0 1px #ffffff8c}#modeSelectionScreen .mode-card{border-radius:20px;padding:20px 20px 0;position:relative;overflow:hidden;box-shadow:0 14px 30px #0f172a0d}#modeSelectionScreen .mode-card:before{content:"";background:linear-gradient(90deg,#1fa4632e,#d4af372e);height:4px;position:absolute;inset:0 0 auto}#modeSelectionScreen .mode-card:hover,#modeSelectionScreen .mode-card:focus,#modeSelectionScreen .mode-card.active{transform:translateY(-2px);box-shadow:0 22px 38px #0f172a17}#modeSelectionScreen .mode-card.active:before,#modeSelectionScreen .mode-card:hover:before,#modeSelectionScreen .mode-card:focus:before{background:linear-gradient(90deg, var(--green-700), color-mix(in srgb, var(--gold) 70%, var(--green-700)))}#modeSelectionScreen .mode-card h3{letter-spacing:-.03em;font-size:clamp(1.28rem,1.7vw,1.55rem)}#modeSelectionScreen .mode-card .meta{padding:14px 20px;font-weight:700}.setup-suggestion-strip{border:1px solid color-mix(in srgb, var(--green-700) 18%, var(--line));background:linear-gradient(135deg, color-mix(in srgb, var(--green-700) 10%, var(--card)), color-mix(in srgb, var(--gold) 8%, var(--card)));border-radius:18px;box-shadow:0 12px 24px #0f172a0d}.setup-suggestion-strip h4{letter-spacing:-.02em;font-size:1.08rem}.setup-actions-row{gap:12px}.setup-actions-row .btn{min-height:48px}.result-hero{background:linear-gradient(155deg, color-mix(in srgb, var(--green-900) 90%, #05160d), color-mix(in srgb, var(--green-700) 45%, #0f2518));color:var(--white);border-color:#0000;gap:12px;padding:clamp(24px,4vw,34px);position:relative;overflow:hidden}.result-hero:before{content:"";background:radial-gradient(circle,#d4af374d,#0000 68%);border-radius:999px;width:180px;height:180px;position:absolute;top:-60px;right:-30px}.result-hero>*{z-index:1;position:relative}.result-hero .eyebrow{color:#ffffffad}.result-hero h2{letter-spacing:-.07em;margin:0;font-size:clamp(3.2rem,8vw,5.5rem);line-height:.9}.result-hero #performanceText,.result-hero #scorePacingVerdict{color:#ffffffd6;max-width:48rem}.result-hero .result-tag{color:#ffffffe6;letter-spacing:.08em;text-transform:uppercase;background:#ffffff24;border-radius:999px;align-items:center;width:fit-content;padding:8px 12px;display:inline-flex}#resultsStats{gap:16px}#resultsStats .stat-card{border-radius:18px;min-height:140px;padding:18px}#resultsStats .stat-card p{text-transform:uppercase;letter-spacing:.08em;font-weight:800}#resultsStats .stat-card h3{letter-spacing:-.04em;font-size:clamp(1.9rem,3vw,2.5rem)}.results-breakdown-shell{padding:22px}.results-actions{gap:12px;padding:16px}.results-actions .btn{min-height:48px}.results-actions .btn-primary{box-shadow:0 16px 28px #0b6b3a29}@media (width>=960px){#topicSelectionScreen .dashboard-grid{gap:20px}#resultsScreen{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);align-items:start}.result-hero,#categoryBreakdown,.results-actions{grid-column:1/-1}#resultsStats{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}}@media (width<=699px){#splashScreen .hero-panel{border-radius:24px}#recommendedTopicCard,#resumeSessionCard,#mockExamFeatureCard{min-height:0}.results-actions [data-screen-target=topicSelectionScreen]{width:100%;margin-left:0}}.category-summary-card{background:radial-gradient(circle at top right, #d4af3729, transparent 26%), linear-gradient(145deg, #fffffff5, color-mix(in srgb, var(--green-700) 8%, var(--card)));border-radius:22px;gap:16px;padding:22px;position:relative;overflow:hidden;box-shadow:0 18px 38px #0f172a0f}.category-summary-card:before{content:"";background:linear-gradient(90deg, var(--green-700), color-mix(in srgb, var(--gold) 70%, var(--green-700)));width:100%;height:4px;position:absolute;inset:0 auto auto 0}.category-summary-card h2{letter-spacing:-.04em;font-size:clamp(1.7rem,2.7vw,2.35rem)}.category-summary-card .summary-metrics{gap:10px}.category-summary-card .summary-metrics span{border:1px solid color-mix(in srgb, var(--green-900) 12%, var(--line));background:#ffffffb8;border-radius:999px;align-items:center;width:fit-content;padding:8px 12px;font-weight:700;display:inline-flex}.category-selection-shell{border-radius:22px;box-shadow:0 18px 38px #0f172a0f}#categorySelectionScreen #categoryList{gap:16px}#categorySelectionScreen #categoryList .topic-card{border-radius:20px;padding:18px 20px 0;position:relative;overflow:hidden;box-shadow:0 14px 30px #0f172a0d}#categorySelectionScreen #categoryList .topic-card:before{content:"";background:linear-gradient(90deg,#1fa4632e,#d4af372e);height:4px;position:absolute;inset:0 0 auto}#categorySelectionScreen #categoryList .topic-card:hover,#categorySelectionScreen #categoryList .topic-card:focus,#categorySelectionScreen #categoryList .topic-card.active{transform:translateY(-2px);box-shadow:0 20px 38px #0f172a14}#categorySelectionScreen #categoryList .topic-card:hover:before,#categorySelectionScreen #categoryList .topic-card:focus:before,#categorySelectionScreen #categoryList .topic-card.active:before{background:linear-gradient(90deg, var(--green-700), color-mix(in srgb, var(--gold) 70%, var(--green-700)))}#categorySelectionScreen #categoryList .topic-card .topic-title{letter-spacing:-.03em}#categorySelectionScreen #categoryList .topic-card .question-count strong,#categorySelectionScreen #categoryList .topic-card .topic-count strong{letter-spacing:-.02em;font-size:1.05rem}#quizScreen .quiz-shell{border-radius:24px;box-shadow:0 22px 48px #0f172a14}#quizScreen .quiz-topbar{border-radius:18px;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:12px 14px;margin-bottom:10px;padding:14px 16px 16px;display:grid}#quizScreen .quiz-topbar>.btn{border-radius:999px;min-height:42px}#quizScreen #quizTopicTitle{letter-spacing:-.03em;margin:0;font-size:clamp(1.15rem,1.7vw,1.4rem)}#quizScreen .timer-wrap{background:linear-gradient(135deg, #ffffffeb, color-mix(in srgb, var(--green-700) 10%, var(--card)));border-radius:20px;justify-self:start;min-width:148px}#quizScreen .progress-label{text-align:right;border:1px solid color-mix(in srgb, var(--green-900) 8%, var(--line));background:#ffffffc7;border-radius:14px;justify-self:end;margin:0;padding:10px 12px;font-weight:700}#quizScreen .progress-track{border-radius:999px;height:12px;margin-top:14px}#quizScreen #questionMap,#quizScreen .review-controls{border-radius:16px;box-shadow:0 12px 24px #0f172a0a}#questionMap .nav-btn,#reviewNavigator .nav-btn{border-radius:12px;width:36px;height:36px;font-weight:700}#quizScreen .question-card{border-radius:22px;grid-template-columns:auto minmax(0,1fr);gap:16px;padding:clamp(20px,3vw,28px);font-size:clamp(1.08rem,1.5vw,1.22rem);line-height:1.72}#quizScreen .question-card .question-number{width:34px;height:34px;box-shadow:inset 0 1px #ffffff80}#quizScreen .quiz-content-grid{gap:16px}#quizScreen .options-grid{gap:12px}#quizScreen .option-btn{border-radius:18px;gap:14px;min-height:68px;padding:16px 18px;position:relative;overflow:hidden;box-shadow:0 12px 24px #0f172a0a}#quizScreen .option-btn:before{content:"";opacity:0;background:linear-gradient(90deg,#1fa4631f,#d4af371f);height:4px;transition:opacity .2s;position:absolute;inset:0 0 auto}#quizScreen .option-btn:hover:before,#quizScreen .option-btn:focus-visible:before,#quizScreen .option-btn.selected:before,#quizScreen .option-btn.correct:before,#quizScreen .option-btn.incorrect:before,#quizScreen .option-btn.user-incorrect:before{opacity:1}#quizScreen .option-letter{background:color-mix(in srgb, var(--surface) 76%, var(--card));border-radius:10px;width:30px;height:30px;font-weight:800}#quizScreen .option-btn.selected{box-shadow:0 16px 30px #0b6b3a1a}#quizScreen .option-btn.correct{box-shadow:0 16px 30px #027a481f}#quizScreen .option-btn.incorrect,#quizScreen .option-btn.user-incorrect{box-shadow:0 16px 30px #b423181a}#quizScreen .option-feedback-label{letter-spacing:.04em;text-transform:uppercase;padding:4px 10px;font-size:.7rem}#quizScreen .explanation{background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 6%, var(--card)), color-mix(in srgb, var(--green-700) 2%, var(--card)));border-radius:20px;min-height:100%;padding:18px 20px;box-shadow:0 14px 30px #0f172a0a}#quizScreen .feedback-status{border-radius:14px;padding:10px 12px}#quizScreen .quiz-actions{gap:12px;padding:18px 18px 0}#quizScreen .quiz-actions .btn{min-height:48px}#reviewMistakesScreen .review-mistakes-shell{border-radius:22px;box-shadow:0 18px 38px #0f172a0f}#reviewMistakesScreen .review-mistakes-toolbar{border-radius:18px;padding:16px;box-shadow:inset 0 1px #ffffff80}#reviewMistakesScreen .review-mistakes-toolbar select{border-color:color-mix(in srgb, var(--green-900) 10%, var(--line));background:#fffc;border-radius:14px;min-height:44px}#reviewMistakesScreen .review-mistakes-list{gap:16px}#reviewMistakesScreen .review-mistake-card{border-radius:20px;gap:12px;padding:20px 22px;box-shadow:0 14px 30px #0f172a0d}#reviewMistakesScreen .review-mistake-card h3{letter-spacing:-.03em;font-size:clamp(1.12rem,1.5vw,1.3rem);line-height:1.4}#reviewMistakesScreen .review-mistake-card p strong{color:var(--green-900)}#reviewMistakesScreen .review-mistake-card details{padding-top:14px}#reviewMistakesScreen .review-mistake-card summary{cursor:pointer;color:var(--green-900);font-weight:700}#reviewMistakesScreen .review-mistake-card details[open] summary{margin-bottom:10px}@media (width>=960px){.category-summary-card .summary-metrics{flex-flow:wrap;justify-content:flex-end;margin-top:0}#quizScreen .quiz-topbar{grid-template-columns:auto minmax(0,1fr) auto auto}#quizScreen .quiz-main-column{min-width:0}#quizScreen .quiz-explanation-column{align-self:start;position:sticky;top:152px}}@media (width<=699px){#quizScreen .quiz-topbar{grid-template-columns:1fr}#quizScreen .progress-label,#quizScreen .timer-wrap{text-align:left;justify-self:stretch}#quizScreen .quiz-actions{padding-inline:0}#reviewMistakesScreen .review-mistake-card{padding:18px}}#analyticsScreen,.analytics-history-grid{gap:18px}#analyticsScreen .card,#analyticsRecommendationCard{border-radius:22px;padding:22px;box-shadow:0 18px 38px #0f172a0f}#analyticsScreen .section-head h2{letter-spacing:-.03em;font-size:clamp(1.45rem,2.2vw,1.95rem)}#analyticsScreen .section-head p{max-width:36rem;color:color-mix(in srgb, var(--ink-700) 92%, var(--green-900))}#analyticsScreen .analytics-grid,#analyticsScreen .heatmap-grid{gap:14px}#analyticsScreen .analytic-item,#analyticsScreen .heatmap-grid>*{border-radius:18px;padding:16px 18px;position:relative;overflow:hidden;box-shadow:0 14px 30px #0f172a0a}#analyticsScreen .analytic-item:before,#analyticsScreen .heatmap-grid>:before{content:"";background:linear-gradient(90deg,#1fa4632e,#d4af372e);height:4px;position:absolute;inset:0 0 auto}#analyticsScreen .analytic-value{letter-spacing:-.03em;font-size:clamp(1.35rem,2vw,1.7rem)}#analyticsRecommendationCard{border-color:color-mix(in srgb, var(--green-900) 18%, var(--line));background:linear-gradient(155deg, color-mix(in srgb, var(--green-900) 90%, #05160d), color-mix(in srgb, var(--green-700) 42%, #0f2518));color:var(--white);position:relative;overflow:hidden}#analyticsRecommendationCard:before{content:"";background:radial-gradient(circle,#d4af374d,#0000 68%);border-radius:999px;width:170px;height:170px;position:absolute;top:-56px;right:-30px}#analyticsRecommendationCard>*{z-index:1;position:relative}#analyticsRecommendationCard .eyebrow{color:#ffffffb3}#analyticsRecommendationTitle,#analyticsRecommendationMeta,#analyticsRecommendationConfidence{color:inherit}#analyticsRecommendationMeta,#analyticsRecommendationConfidence{color:#ffffffd6}#analyticsRecommendationCard .chip{color:#fffffff0;background:#ffffff24;border-color:#ffffff2e}#profileScreen .profile-grid{gap:18px}#profileScreen .profile-card{border-radius:22px;padding:22px;box-shadow:0 18px 38px #0f172a0f}#profileScreen .profile-account-card{background:radial-gradient(circle at top right, #d4af3729, transparent 28%), linear-gradient(145deg, #fffffffa, color-mix(in srgb, var(--green-700) 8%, var(--card)));position:relative;overflow:hidden}#profileScreen .profile-account-card:before{content:"";background:linear-gradient(90deg, var(--green-700), color-mix(in srgb, var(--gold) 70%, var(--green-700)));width:100%;height:4px;position:absolute;inset:0 auto auto 0}#profileScreen .profile-head{align-items:center}#profileScreen #profileAvatar{background:linear-gradient(145deg, var(--green-900), color-mix(in srgb, var(--green-700) 80%, var(--green-900)));width:68px;height:68px;color:var(--white);border-radius:22px;box-shadow:0 16px 28px #0b6b3a2e}#profileScreen #profileDisplayName{letter-spacing:-.04em;font-size:clamp(1.55rem,2.3vw,2rem)}#profileScreen #profileSubtitle{color:color-mix(in srgb, var(--ink-700) 90%, var(--green-900))}#profileScreen .profile-account-actions .btn,#profileScreen .profile-theme-row .btn,#profileScreen #syncProgressNowBtn,#profileScreen .profile-upgrade-actions .btn{min-height:46px}#profileScreen .profile-data-card{background:linear-gradient(180deg, #fffffffa, color-mix(in srgb, var(--green-700) 3%, var(--card)))}#profileScreen .profile-section-head h2{letter-spacing:-.03em;font-size:clamp(1.4rem,2.1vw,1.8rem)}#profileScreen #profileCloudSyncStatus{line-height:1.55}#profileScreen #profileDataStorageHint{border-radius:16px;padding:12px 14px}#profileScreen .profile-upgrade-shell{background:linear-gradient(145deg, color-mix(in srgb, var(--green-700) 7%, var(--card)), color-mix(in srgb, var(--gold) 6%, var(--card)));border-top-width:0;border-radius:20px;margin-top:8px;padding:18px;box-shadow:inset 0 1px #ffffff80}#profileScreen .profile-upgrade-head h3{letter-spacing:-.02em;font-size:1.18rem}#profileScreen .profile-upgrade-form{gap:14px}#profileScreen .profile-upgrade-fields{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));align-items:start;gap:12px}#profileScreen .profile-upgrade-fields>.auth-field{align-content:start;min-width:0}#profileScreen .profile-upgrade-fields>.auth-field span{align-items:flex-end;min-height:2.6em;display:flex}#profileScreen .profile-upgrade-fields input,#profileScreen .profile-upgrade-fields select{width:100%}#profileScreen #profileUpgradeStatus{border-radius:16px;box-shadow:0 12px 24px #0f172a0a}.auth-modal{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#090f0c8f;padding:20px}.auth-modal-card{background:radial-gradient(circle at top right, #d4af3729, transparent 26%), linear-gradient(145deg, #fffffffa, color-mix(in srgb, var(--green-700) 4%, var(--card)));border-radius:26px;width:min(100%,520px);padding:24px;box-shadow:0 30px 80px #00000038}.auth-modal-card .screen-header{gap:6px}.auth-modal-card .screen-header h2{letter-spacing:-.04em;font-size:clamp(1.75rem,2.7vw,2.2rem)}.auth-modal-card .screen-header p:first-of-type{color:color-mix(in srgb, var(--ink-700) 92%, var(--green-900))}#authModeHint{border:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));width:fit-content;color:var(--ink-700);background:#ffffffb8;border-radius:999px;align-items:center;margin-top:4px;padding:8px 12px;font-size:.78rem;font-weight:700;display:inline-flex}.auth-close{width:36px;height:36px;top:12px;right:12px;box-shadow:0 8px 18px #0f172a0f}.auth-tabs{border:1px solid color-mix(in srgb, var(--green-900) 8%, var(--line));background:#fff9;border-radius:16px;gap:8px;padding:4px}.auth-tabs .chip{border-radius:12px;min-height:42px;padding-inline:16px;font-weight:800}.auth-tabs .chip.active{background:linear-gradient(135deg, var(--green-900), color-mix(in srgb, var(--green-700) 80%, var(--green-900)));color:var(--white);box-shadow:0 12px 22px #0b6b3a24}.auth-form{gap:14px}.auth-field span{letter-spacing:.06em;text-transform:uppercase;font-size:.78rem}.auth-form input,.auth-form select{border-color:color-mix(in srgb, var(--green-900) 10%, var(--line));background:#ffffffd1;border-radius:14px;min-height:48px;box-shadow:inset 0 1px #fff6}#forgotPasswordBtn{width:fit-content;min-height:38px;color:var(--green-900);background:0 0;border:0;justify-content:flex-start;padding-inline:0}#loginForm .btn-primary,#registerForm .btn-primary{min-height:50px;box-shadow:0 16px 28px #0b6b3a29}.auth-helper-text{color:var(--ink-600);margin:0;line-height:1.5}.auth-message{border-radius:14px}@media (width>=960px){#analyticsScreen,.analytics-history-grid{gap:20px}#profileScreen .profile-grid{align-items:stretch}}@media (width<=699px){.auth-modal{padding:14px}.auth-modal-card{border-radius:22px;padding:20px}#profileScreen .profile-card,#analyticsScreen .card,#analyticsRecommendationCard{padding:18px}}.results-followup-actions{justify-content:flex-start;margin-top:.75rem}.auth-toolbar-summary{white-space:normal;background:linear-gradient(145deg, color-mix(in srgb, var(--green-700) 10%, var(--card)), #ffffffeb);border-radius:16px;gap:6px;min-height:52px;padding:8px 12px}.auth-toolbar-summary .summary-user-line{text-overflow:ellipsis;white-space:nowrap;max-width:220px;color:color-mix(in srgb, var(--ink-900) 92%, var(--green-900));font-size:.8rem;font-weight:800;display:block;overflow:hidden}.auth-toolbar-summary .summary-pill-row{flex-wrap:wrap;gap:6px;display:flex}.auth-toolbar-summary .summary-pill{border:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));min-height:24px;color:var(--ink-800);letter-spacing:.02em;background:#ffffffd1;border-radius:999px;align-items:center;padding:0 8px;font-size:.7rem;font-weight:800;display:inline-flex}.auth-toolbar-summary .summary-pill-plan{background:linear-gradient(135deg, color-mix(in srgb, var(--green-900) 92%, #04140c), color-mix(in srgb, var(--green-700) 72%, var(--green-900)));color:var(--white);border-color:#0000}.auth-toolbar-summary .summary-pill-high{color:color-mix(in srgb, var(--green-900) 86%, #0f5132);background:color-mix(in srgb, var(--green-700) 16%, #ffffffdb)}.auth-toolbar-summary .summary-pill-medium{color:color-mix(in srgb, var(--gold) 70%, var(--ink-900));background:color-mix(in srgb, var(--gold) 15%, #ffffffe6)}.auth-toolbar-summary .summary-pill-low{color:color-mix(in srgb, var(--danger) 82%, var(--ink-900));background:color-mix(in srgb, var(--danger-bg) 70%, #ffffffe6)}.auth-toolbar-summary .summary-pill-muted{color:var(--ink-700);background:#ffffffc7}#topicSelectionScreen .dashboard-utility-shell{gap:14px}#topicSelectionScreen .dashboard-utility-head{padding-bottom:2px}#topicSelectionScreen .dashboard-utility-row{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;display:grid}#topicSelectionScreen .dashboard-utility-row .btn{border-color:color-mix(in srgb, var(--green-900) 10%, var(--line));background:linear-gradient(180deg, #ffffffe6, color-mix(in srgb, var(--green-700) 4%, var(--card)));border-radius:16px;justify-content:space-between;min-height:56px;padding-inline:16px;box-shadow:inset 0 1px #ffffff80}#topicSelectionScreen .dashboard-utility-row .btn[disabled]{opacity:.72}.utility-action-label{align-items:center;gap:8px;display:inline-flex}.utility-action-count{background:linear-gradient(135deg, var(--green-900), color-mix(in srgb, var(--green-700) 76%, var(--green-900)));min-width:28px;height:28px;color:var(--white);border-radius:999px;justify-content:center;align-items:center;padding:0 9px;font-size:.8rem;font-weight:800;display:inline-flex}#helpScreen{gap:18px}#helpScreen .help-launch-card,#statesScreen .state-overview-card,#analyticsScreen .analytics-overview-card{border-color:color-mix(in srgb, var(--green-900) 12%, var(--line));box-shadow:0 18px 36px #0f172a0f}#helpScreen .help-launch-card{background:radial-gradient(circle at top right, #d4af3726, transparent 24%), linear-gradient(145deg, #fffffffa, color-mix(in srgb, var(--green-700) 5%, var(--card)))}.support-action-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;display:grid}#helpScreen .help-action-grid .btn{text-align:center;justify-content:center;min-height:54px}#helpScreen .help-list{gap:14px}#helpScreen .help-card{border-radius:18px}#reviewMistakesScreen .review-mistakes-shell{gap:18px}#reviewMistakesScreen .review-mistake-case{border:1px solid color-mix(in srgb, var(--green-900) 10%, var(--line));background:linear-gradient(180deg, #fffffff5, color-mix(in srgb, var(--green-700) 3%, var(--card)));border-radius:20px;gap:16px;padding:18px;box-shadow:0 12px 24px #0f172a0a}#reviewMistakesScreen .review-mistake-case-primary{background:linear-gradient(145deg, color-mix(in srgb, var(--green-700) 7%, var(--card)), #fffffffa)}.review-mistake-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.review-mistake-meta .chip.subtle{color:var(--ink-700);background:#ffffffe6}.review-mistakes-summary-chips{margin-top:-4px}.review-mistakes-toolbar-actions{justify-content:flex-start;margin-top:-2px}.review-question-body{gap:8px;display:grid}.review-question-body h3{margin:0;line-height:1.45}.review-answer-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;display:grid}.review-answer-block{border:1px solid color-mix(in srgb, var(--green-900) 8%, var(--line));background:#ffffffd1;border-radius:16px;gap:8px;padding:14px;display:grid}.review-answer-block p{margin:0;font-weight:700}.review-answer-copy p{margin:0}.review-answer-block.your-answer{border-color:color-mix(in srgb, var(--danger) 25%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--danger-bg) 70%, #ffffffe6), #fffffff5)}.review-answer-block.correct-answer{border-color:color-mix(in srgb, var(--green-700) 22%, var(--line));background:linear-gradient(180deg, color-mix(in srgb, var(--green-700) 10%, #ffffffeb), #fffffffa)}.review-mistake-actions{justify-content:flex-start}.review-mistakes-empty{align-items:start}#reviewMistakesScreen details{border:1px solid color-mix(in srgb, var(--green-900) 8%, var(--line));background:#ffffffd1;border-radius:16px;padding:14px 16px}#reviewMistakesScreen details summary{cursor:pointer;font-weight:800}#analyticsScreen .analytics-overview-card{background:radial-gradient(circle at top right, #d4af3724, transparent 24%), linear-gradient(150deg, #fffffffa, color-mix(in srgb, var(--green-700) 4%, var(--card)));grid-template-columns:minmax(0,1.35fr) minmax(280px,1fr);gap:18px;padding:22px;display:grid;position:relative;overflow:hidden}#analyticsScreen .analytics-overview-card.high{background:radial-gradient(circle at top right, #d4af372e, transparent 24%), linear-gradient(150deg, color-mix(in srgb, var(--green-700) 9%, var(--card)), #fffffffa)}#analyticsScreen .analytics-overview-card.low{background:radial-gradient(circle at top right, #ba1a1a14, transparent 26%), linear-gradient(150deg, color-mix(in srgb, var(--danger-bg) 50%, var(--card)), #fffffffa)}#analyticsScreen .analytics-overview-copy{align-content:start;gap:10px;display:grid}#analyticsScreen .analytics-overview-copy h2{letter-spacing:-.04em;font-size:clamp(1.6rem,2.5vw,2.2rem)}#analyticsScreen .analytics-overview-copy p{margin:0}#analyticsScreen .analytics-overview-stats{align-self:stretch}#analyticsScreen .analytics-overview-stats .analytic-item{min-height:120px}#statesScreen{gap:18px}#statesScreen .state-overview-card{background:radial-gradient(circle at top right, #d4af3724, transparent 24%), linear-gradient(150deg, #fffffffa, color-mix(in srgb, var(--green-700) 4%, var(--card)))}#statesScreen .state-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;display:grid}#statesScreen .state-grid>.state-card{border-radius:20px;justify-content:space-between;min-height:220px}#statesScreen .state-grid>.state-card p{line-height:1.6}#statesScreen .warning-card .button-row{justify-content:flex-start;margin-top:12px}@media (width<=820px){#analyticsScreen .analytics-overview-card{grid-template-columns:1fr}}@media (width<=699px){.auth-toolbar-summary{display:none}#topicSelectionScreen .dashboard-utility-row,.review-answer-grid,.support-action-grid{grid-template-columns:1fr}}#topicSelectionScreen .dashboard-utility-row .btn.has-count{padding-right:52px;position:relative}#topicSelectionScreen .dashboard-utility-row .btn.has-count:after{content:attr(data-count);background:linear-gradient(135deg, var(--green-900), color-mix(in srgb, var(--green-700) 76%, var(--green-900)));min-width:28px;height:28px;color:var(--white);border-radius:999px;justify-content:center;align-items:center;padding:0 9px;font-size:.8rem;font-weight:800;line-height:1;display:inline-flex;position:absolute;top:50%;right:14px;transform:translateY(-50%)}