.auth-container{display:flex;justify-content:center;align-items:center;min-height:80vh}.auth-card{width:100%;max-width:400px;padding:2rem;background-color:#fff;border-radius:8px;box-shadow:0 4px 12px #0000001a;text-align:left}.auth-card h2{text-align:center;margin-bottom:1.5rem;color:#2c3e50}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600;color:#34495e}.form-group input{width:100%;padding:.75rem;border:1px solid #ced4da;border-radius:4px;font-size:1rem}.auth-button{width:100%;padding:.75rem;border:none;border-radius:4px;background-color:#3498db;color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s ease}.auth-button:hover{background-color:#2980b9}.auth-error{background-color:#f8d7da;color:#721c24;padding:1rem;border-radius:4px;margin-bottom:1rem;text-align:center}.auth-switch{text-align:center;margin-top:1.5rem}.google-btn{display:flex;align-items:center;justify-content:center;width:100%;background-color:#fff;color:#757575;border:1px solid #ddd;border-radius:4px;padding:.75rem;font-size:1rem;font-weight:500;cursor:pointer;transition:background-color .2s,box-shadow .2s;font-family:Roboto,sans-serif;margin-bottom:1rem}.google-btn:hover{background-color:#f8f8f8;box-shadow:0 1px 3px #0000001a}.google-btn:disabled{opacity:.6;cursor:not-allowed}.google-btn img{width:18px;height:18px;margin-right:12px}.divider{display:flex;align-items:center;text-align:center;margin:1.5rem 0;color:#aaa;font-size:.85rem}.divider:before,.divider:after{content:"";flex:1;border-bottom:1px solid #eee}.divider span{padding:0 10px}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center;box-sizing:border-box;overflow-x:hidden}.App{width:100%;box-sizing:border-box}@media (max-width: 768px){#root{padding:1rem .5rem}}.logo{height:6em;padding:1.5em;will-change:filter;transition:filter .3s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s linear}}.card{padding:2em}.read-the-docs{color:#888}.markdown-content p{margin-top:0;margin-bottom:.5rem}.markdown-content p:last-child{margin-bottom:0}.markdown-content strong{font-weight:700;color:inherit}.dashboard-container{width:100%;--dashboard-max-width: 850px;max-width:min(850px,100%);margin:2rem auto;padding:0 1.5rem;text-align:left;font-family:Inter,sans-serif;box-sizing:border-box;flex-grow:1}.hero-study-card,.tool-card-full,.stack-card,.module-accordion,.module-summary,.topic-card,#curriculum-anchor,.topic-list{width:min(850px,100%);max-width:100%;box-sizing:border-box;margin-left:auto;margin-right:auto}.header-section{margin-bottom:2.5rem;border-bottom:1px solid var(--border-color);padding-bottom:1rem}.dashboard-header-left{display:flex;align-items:center;gap:16px}.dashboard-logo{width:15%;height:auto;max-width:150px;min-width:96px;object-fit:contain}.dashboard-container h1{color:var(--primary-color);margin-bottom:.5rem;font-size:2.2rem}.dashboard-stack{display:flex;flex-direction:column;gap:1.5rem;width:min(850px,100%);max-width:100%;margin:0 auto 3.5rem}.hero-card{background-color:var(--primary-color);color:#fff;padding:2.5rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:center}.hero-card h2,.hero-card h3{color:#fff;margin-top:0}.hero-card p{color:#fff;opacity:.95}.hero-card .action-btn{background-color:var(--accent-color);color:var(--text-main);font-weight:600;padding:.75rem 2rem;font-size:1.1rem;box-shadow:var(--shadow-md);transition:all .2s ease}.hero-card .action-btn:hover{background-color:#e5c547;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.hero-action-container{margin-bottom:2.5rem}.hero-study-card{background-color:var(--primary-color);color:#fff;padding:2rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);min-height:280px;display:flex;flex-direction:column;justify-content:space-between}.hero-content{text-align:center;display:flex;flex-direction:column;justify-content:space-between;min-height:100%}.hero-badge{display:inline-block;background-color:#fff3;color:#fff;padding:.5rem 1rem;border-radius:20px;font-size:.85rem;font-weight:600;letter-spacing:.5px;margin-bottom:1rem;text-transform:uppercase}.hero-study-card h2{color:#fff;margin-top:0;margin-bottom:1rem;display:flex;align-items:center;justify-content:center;gap:12px;font-size:2rem}.hero-icon{flex-shrink:0}.pal-explanation{background:#00000026;padding:1.25rem;border-radius:8px;border-left:4px solid var(--accent-color);margin:.5rem auto;max-width:650px;text-align:left;flex-grow:1;display:flex;flex-direction:column;justify-content:center}.pal-definition{color:var(--accent-color);font-size:1.1rem;margin:0 0 1rem;font-weight:600;letter-spacing:.5px}.pal-features{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem}.pal-features li{display:flex;align-items:flex-start;gap:10px;font-size:.95rem;color:#ffffffe6;line-height:1.4}.pal-features li span{flex:1}.pal-features li em{font-style:italic;color:#fffffff2}.pal-features svg{color:var(--accent-color);flex-shrink:0;margin-top:2px}.hero-button{background-color:var(--accent-color);color:var(--text-main);font-weight:600;padding:.75rem 2rem;font-size:1.1rem;box-shadow:var(--shadow-md);transition:all .2s ease;border:none;border-radius:var(--radius-md);cursor:pointer;display:inline-flex;align-items:center;gap:8px;margin-top:auto;align-self:center}.hero-button:hover{background-color:#e5c547;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.pal-progress-container{margin-top:1.5rem;background:#0003;padding:1rem;border-radius:8px;border:1px solid rgba(255,255,255,.1)}.pal-progress-header{display:flex;justify-content:space-between;margin-bottom:8px;font-size:.9rem;color:#ffffffe6}.pal-progress-label{color:#ffffffe6;font-weight:600}.pal-progress-stats{color:#ffffffd9}.pal-progress-stats strong{color:var(--accent-color);font-weight:700}.pal-progress-track{height:12px;background-color:#ffffff1a;border-radius:6px;position:relative;overflow:hidden}.pal-progress-fill{height:100%;background:linear-gradient(90deg,#b8860b 0%,var(--accent-color) 100%);border-radius:6px;transition:width 1s cubic-bezier(.4,0,.2,1)}.pal-progress-glow{position:absolute;top:0;width:20px;height:100%;background:radial-gradient(circle,rgba(255,255,255,.8) 0%,transparent 70%);transform:translate(-50%);opacity:.6;box-shadow:0 0 10px #ffd70080;pointer-events:none;transition:left 1s cubic-bezier(.4,0,.2,1)}.pal-progress-footer{display:flex;justify-content:space-between;margin-top:8px;font-size:.8rem;color:#ffffffb3}.pal-rank{color:#ffffffb3}.pal-rank strong{color:var(--accent-color);text-transform:uppercase;letter-spacing:.5px}.pal-percentage{font-weight:800;color:#fff}.mode-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;margin-bottom:3.5rem;width:100%}.mode-card{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:2rem 1.75rem;box-shadow:var(--shadow-sm);transition:all .2s ease-in-out;display:flex;flex-direction:row;align-items:center;justify-content:space-between;text-align:left;width:100%;box-sizing:border-box;gap:1.5rem}.stack-card{background:#fff;border:1px solid var(--border-color);border-left:5px solid var(--primary-color);border-radius:12px;padding:1.5rem;box-shadow:var(--shadow-sm);transition:all .2s ease-in-out;display:flex;flex-direction:row;align-items:center;justify-content:space-between;text-align:left;gap:1.5rem}.stack-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-color);background-color:#f8fff9}.stack-card.active{background-color:#edf2f7;border-color:var(--text-light);box-shadow:inset 0 2px 4px #0000000d}.stack-card.active .tool-chevron{transform:rotate(180deg);color:var(--text-main)}.stack-card.locked{background:#f7f7f7;opacity:.9}.stack-card.locked:hover{background:#f0f0f0}.stack-card .tool-icon-box{background-color:#f0f9f4;color:var(--primary-color)}.mode-card.locked-card{opacity:.78;background:#f7f7f7}.lock-icon{font-size:1rem;line-height:1}.mode-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-color)}.card-header-row{display:flex;align-items:center;gap:12px;margin-bottom:.75rem}.recommended-badge{background-color:var(--accent-color);color:#fff;font-size:.75rem;font-weight:800;text-transform:uppercase;padding:4px 10px;border-radius:20px;letter-spacing:.5px;box-shadow:0 1px 3px #00000026}.mode-card h3{font-size:1.25rem;margin-top:0;margin-bottom:0;display:flex;align-items:center;gap:10px;color:var(--text-main)}.premium-badge{margin-left:10px;padding:2px 8px;border-radius:999px;background:#fff3cd;border:1px solid #ffe5a0;color:#7a4b00;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.4px}.mode-icon{font-size:1.5rem;display:inline-block;vertical-align:middle;margin-right:8px}.mode-card.accent-border{border-left:5px solid #9b59b6}.mode-desc{color:var(--text-muted);font-size:.95rem;line-height:1.5;margin-bottom:1.5rem;flex-grow:1}.gorilla-stat{font-size:2.5rem;font-weight:800;color:var(--text-main);margin-bottom:1rem;line-height:1}.gorilla-stat span{font-size:.8rem;color:var(--text-light);font-weight:600;text-transform:uppercase;letter-spacing:1px;display:block;margin-top:5px}.card-actions{margin-top:auto;display:flex;flex-direction:column;gap:10px}.select-wrapper{margin-bottom:.5rem}.mode-select{width:100%;padding:8px 12px;border-radius:var(--radius-md);border:1px solid var(--border-color);font-size:.9rem;color:var(--text-main);background-color:var(--bg-color)}.pal-strategy-select-wrap{margin-top:6px;max-width:220px}.action-btn{width:100%;padding:10px;border-radius:var(--radius-md);border:none;font-weight:600;font-size:.95rem;cursor:pointer;background:var(--primary-color);color:#fff;text-align:center;transition:background-color .2s;white-space:nowrap;min-width:fit-content}.action-btn:hover{background:var(--primary-light)}.action-btn.locked{background:#bdbdbd;color:#444}.action-btn.locked:hover{background:#b0b0b0}.action-btn.secondary{background:transparent;border:2px solid var(--primary-color);color:var(--primary-color)}.action-btn.secondary:hover{background:#f0fdf4}#curriculum-anchor{min-width:0}#topic-list{color:var(--text-main);font-size:1.5rem;margin-bottom:1rem;border-bottom:2px solid var(--accent-color);display:inline-block;padding-bottom:5px}.topic-list{display:flex;flex-direction:column;gap:1rem;min-width:0;align-items:stretch}.module-accordion{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);min-width:0;display:block}.module-accordion[open]{box-shadow:var(--shadow-md)}.module-summary{padding:1.25rem 1.5rem;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;background-color:#fff;transition:background-color .2s;min-width:0}.module-summary:hover{background-color:#fafafa}.module-summary::-webkit-details-marker{display:none}.module-summary h3{margin:0;font-size:1.1rem;color:var(--text-main)}.module-summary:after{content:"+";font-size:1.5rem;color:var(--text-light);font-weight:300}.module-accordion[open]>.module-summary:after{content:"−";color:var(--primary-color)}.topic-list-inner{background-color:#f8fafc;border-top:1px solid var(--border-color);padding:1rem;display:flex;flex-direction:column;gap:1rem;width:100%;min-width:0;box-sizing:border-box}.topic-card{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.25rem;display:flex;justify-content:space-between;align-items:center;gap:1.5rem;min-width:0}.topic-card.locked{background:#f7f7f7;opacity:.85}.topic-card.diagnostic-card{border-left:4px solid #f6ad55;background:#fff9e6}.upgrade-modal-backdrop{position:fixed;inset:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:9999}.upgrade-modal{background:#fff;padding:24px;border-radius:10px;max-width:420px;width:90%;box-shadow:0 10px 30px #0003;text-align:center}.upgrade-modal-actions{display:flex;gap:12px;margin-top:16px;justify-content:center}.topic-card.mastered{border-left:4px solid var(--accent-color)}.topic-info{flex:1;min-width:0;padding-right:15px;overflow-wrap:break-word}.topic-info h4{margin:0 0 .25rem;font-size:1rem;color:var(--text-main)}.topic-info p{margin:0 0 .75rem;font-size:.85rem;color:var(--text-light)}.progress-container{display:flex;align-items:center;gap:10px}.progress-bar{width:120px;height:6px;background-color:#edf2f7;border-radius:99px;overflow:hidden}.progress-bar-inner{height:100%;background-color:var(--primary-color);border-radius:99px}.topic-card.mastered .progress-bar-inner{background-color:var(--accent-color)}.progress-text{font-size:.8rem;font-weight:600;color:var(--text-muted)}.quiz-button{padding:8px 16px;font-size:.9rem;min-width:120px;text-align:center;flex-shrink:0;white-space:nowrap;display:inline-block}.quiz-button.locked{background:#d1d5db;color:#444}.error-box{background-color:#fff5f5;border:1px solid #fed7d7;color:#c53030;border-radius:var(--radius-md);padding:2rem;text-align:center}@media (max-width: 768px){.dashboard-container{padding:0 1rem;margin:1rem auto}.dashboard-container h1{font-size:1.75rem}.header-section{flex-direction:column;align-items:flex-start!important;gap:1rem}.dashboard-logo{width:20%;max-width:120px;min-width:72px;height:auto}.mode-card,.stack-card{flex-direction:column;align-items:flex-start;padding:1.5rem;gap:1rem}.dashboard-stack{gap:.75rem;margin-bottom:2rem}.mode-card h3{font-size:1.1rem}.mode-desc{font-size:.9rem}.topic-card{flex-direction:column;align-items:flex-start;gap:1.5rem}.topic-info{width:100%;padding-right:0}.topic-actions,.quiz-button{width:100%;display:block}.quiz-button{padding:12px 0;font-size:1rem}.gorilla-stat{font-size:2rem}}.scoreboard-container{margin-bottom:2rem}.section-header{font-size:1.25rem;font-weight:600;color:var(--text-main);margin-bottom:1rem}.scoreboard-scroll{display:flex;gap:1rem;overflow-x:auto;padding:4px 4px 16px}.score-card{background:#fff;border:1px solid var(--border-color);border-radius:12px;padding:1rem;min-width:140px;flex-shrink:0;display:flex;flex-direction:column;justify-content:center;box-shadow:0 2px 4px #0000000d;border-top:4px solid #ccc}.score-card.pass{border-top-color:#28a745}.score-card.fail{border-top-color:#dc3545}.score-top{display:flex;justify-content:space-between;font-size:.75rem;color:#888;margin-bottom:.5rem;text-transform:uppercase;font-weight:600}.score-main{text-align:center;margin-bottom:.5rem}.score-percent{font-size:2rem;font-weight:800;color:var(--text-main)}.score-card.pass .score-percent{color:#1e4d2b}.score-bottom{text-align:center;font-size:.85rem;color:#666;background:#f8f9fa;border-radius:4px;padding:4px}.tools-container{display:flex;flex-direction:column;gap:1rem;margin-bottom:3rem}.tool-card-full{background:#fff;border:1px solid var(--border-color);border-left:5px solid var(--primary-color);border-radius:var(--radius-md);padding:1.5rem;display:flex;align-items:center;cursor:pointer;transition:all .2s;box-shadow:var(--shadow-sm);margin-bottom:1rem}.tool-card-full:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);background-color:#f8fff9}.tools-row-split{display:grid;grid-template-columns:1fr;gap:1rem;width:100%;margin-bottom:3rem}.tool-card{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.25rem;display:flex;align-items:center;gap:12px;cursor:pointer;transition:all .2s;box-shadow:var(--shadow-sm);position:relative}.tool-card:hover{border-color:var(--primary-color);background-color:#f8fff9;transform:translateY(-2px);box-shadow:var(--shadow-md)}.tool-card.active{background-color:#edf2f7;border-color:var(--text-light);box-shadow:inset 0 2px 4px #0000000d}.tool-icon-box{background-color:var(--bg-color);width:48px;height:48px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);flex-shrink:0}.tool-card:hover .tool-icon-box,.tool-card-full:hover .tool-icon-box{background-color:#fff;color:var(--primary-color)}.tool-info{flex-grow:1}.tool-info h4{margin:0 0 4px;font-size:1rem;color:var(--text-main)}.tool-info span{font-size:.85rem;color:var(--text-light);line-height:1.3;display:block}.tool-chevron{color:#ccc;transition:transform .3s ease}.tool-card:hover .tool-chevron{color:var(--primary-color)}.tool-card.active .tool-chevron{transform:rotate(180deg);color:var(--text-main)}@media (max-width: 768px){.hero-study-card{min-height:240px;padding:1.5rem}.hero-badge{font-size:.75rem;padding:.4rem .8rem;margin-bottom:.75rem}.hero-study-card h2{font-size:1.5rem;flex-wrap:wrap;gap:8px}.hero-icon{width:24px;height:24px}.pal-explanation{padding:1rem;margin:.5rem auto;max-width:100%}.hero-desc{font-size:.9rem!important}.pal-progress-container{padding:.75rem;margin-top:1rem}.pal-progress-header{flex-direction:column;gap:6px;font-size:.85rem}.pal-progress-stats{font-size:.8rem}.pal-progress-footer{flex-direction:column;gap:4px;font-size:.75rem;text-align:center}.hero-button{padding:.65rem 1.5rem;font-size:1rem;width:100%;max-width:280px}.tools-row-split{grid-template-columns:1fr}.tool-card-full{flex-direction:column;text-align:center;gap:1rem}.tool-card{justify-content:space-between}}@media (max-width: 480px){.hero-study-card{min-height:220px;padding:1.25rem}.hero-badge{font-size:.7rem;padding:.35rem .7rem}.hero-study-card h2{font-size:1.3rem;flex-direction:column;gap:6px}.hero-icon{width:20px;height:20px}.pal-explanation{padding:.875rem}.hero-desc{font-size:.85rem!important;line-height:1.4}.pal-progress-container{padding:.625rem}.pal-progress-header{font-size:.8rem}.pal-progress-stats{font-size:.75rem}.hero-button{padding:.6rem 1.25rem;font-size:.95rem}}.question-card{width:100%;max-width:var(--content-max-width, 800px);margin-left:auto;margin-right:auto;box-sizing:border-box}.question-card h2,.question-card h3{color:#2c3e50;border-bottom:1px solid #e9ecef;padding-bottom:.3em;margin-top:1.5em;margin-bottom:1em}.question-card ul{padding-left:20px;margin-top:1em;margin-bottom:1em}.question-card li{margin-bottom:.75em;line-height:1.6}.reviewer-container{width:100%;max-width:100%;box-sizing:border-box;overflow-x:hidden;padding-left:1rem;padding-right:1rem}@media (max-width: 768px){.reviewer-container{padding-left:.75rem;padding-right:.75rem}.question-card{width:calc(100% - .5rem);max-width:none}}.reviewer-container{width:100%;max-width:100%;box-sizing:border-box;overflow-x:hidden;position:relative;padding:1.5rem;padding-top:calc(1.5rem + 50px)}.results-sticky-nav{position:fixed!important;top:0!important;left:0!important;right:0!important;z-index:2000;background-color:#fffffffa;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:2px solid #e2e8f0;box-shadow:0 4px 6px #0000001a;padding:.75rem 1.5rem;margin:0;display:flex;justify-content:space-between;align-items:center;gap:1rem;min-height:50px;width:100%;box-sizing:border-box}.sticky-back-link{display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;color:#1e4d2b;font-size:1rem;padding:10px 16px;border-radius:8px;transition:all .2s;background-color:#f0f9f4;border:1px solid #c3e6cb;flex-shrink:0}.sticky-back-link:hover{background-color:#1e4d2b;color:#fff;transform:translateY(-1px);box-shadow:0 2px 4px #00000026}.sticky-score-mini{font-weight:700;color:#2d3748;font-size:1rem;background-color:#edf2f7;padding:8px 18px;border-radius:20px;white-space:nowrap;flex:0 0 auto;min-width:110px;max-width:none;overflow:visible;text-overflow:clip;box-sizing:border-box;display:inline-block}@media (max-width: 768px){.reviewer-container{padding-top:calc(1rem + 50px)}.results-sticky-nav{padding:.75rem 1rem;margin:0;gap:.75rem;flex-wrap:nowrap}.sticky-score-mini{font-size:.9rem;padding:6px 14px;min-width:100px;max-width:none}.sticky-back-link{font-size:.9rem;padding:8px 12px;flex-shrink:0}@media (max-width: 480px){.reviewer-container{padding-top:calc(1rem + 48px)}.results-sticky-nav{min-height:48px}.sticky-score-mini{font-size:.85rem;padding:5px 10px}.sticky-back-link span{display:none}.sticky-back-link{padding:8px;min-width:40px}}}.results-breakdown{width:100%;max-width:var(--content-max-width, 800px);margin-left:auto;margin-right:auto;box-sizing:border-box}.score-summary{font-size:1.5em;font-weight:700;margin-top:1rem;color:#2c3e50;word-wrap:break-word;overflow-wrap:break-word}.result-item{margin-bottom:2rem;padding:1.5rem;border:1px solid #dee2e6;border-radius:8px;background-color:#fff;width:100%;box-sizing:border-box}.result-status-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #eee;padding-bottom:10px;margin-bottom:15px}.choices-list .correct-answer{background-color:#d4edda;border-color:#c3e6cb;color:#155724}.choices-list .incorrect-answer-selected{background-color:#f8d7da;border-color:#f5c6cb;color:#721c24;border-width:2px}.choices-list .user-selection{border:2px solid #28a745}.badge{font-size:.75rem;padding:2px 8px;border-radius:12px;font-weight:700;text-transform:uppercase;margin-left:10px;white-space:nowrap}.correct-badge{background-color:#28a745;color:#fff}.wrong-badge{background-color:#dc3545;color:#fff}.explanation-box{margin-top:1.5rem;padding:1.5rem;background-color:#f8f9fa;border-top:4px solid #6c757d;border-radius:4px;word-wrap:break-word;overflow-wrap:break-word}.focus-rationale{background-color:#f0fdf4;padding:1rem;border-radius:8px;border-left:4px solid 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ease-in-out;font-size:1.05rem;display:flex;align-items:flex-start;gap:.75rem;color:var(--text-muted);position:relative}.choice-item strong{color:var(--primary-color);font-weight:700;min-width:25px}@media (hover: hover){.choice-item.interactive:not(.selected):hover{border-color:var(--primary-light);background-color:#f8fff9;transform:translateY(-2px);box-shadow:var(--shadow-sm)}}.choice-item.selected{border-color:var(--primary-color);background-color:#e6fffa;color:var(--primary-color);box-shadow:0 0 0 2px #1e4d2b33;font-weight:500;transform:translateY(0)}.navigation-controls{display:flex;justify-content:space-between;align-items:center;width:100%;max-width:var(--content-max-width, 800px);margin:0 auto;padding:0}.navigation-controls button{min-width:120px}.submit-quiz-btn{background-color:var(--accent-color);color:#fff}.submit-quiz-btn:hover:not(:disabled){background-color:#c5a028}.reviewer-header h1{font-size:2rem;color:var(--text-main);margin-bottom:.25em}.reviewer-header 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New,monospace;color:var(--text-main);transition:all .3s ease}.exam-timer .timer-icon{font-size:1.2rem}.exam-timer .timer-text{min-width:70px;text-align:center}.exam-timer.timer-warning{background-color:#fff3cd;border-color:#ffc107;color:#856404;animation:pulse-warning 1s ease-in-out infinite}.exam-timer.timer-expired{background-color:#f8d7da;border-color:#dc3545;color:#721c24;animation:pulse-expired .5s ease-in-out infinite}@keyframes pulse-warning{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes pulse-expired{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.1);opacity:.9}}@media (max-width: 768px){.question-card{padding:1.25rem;border-radius:8px;width:100%;max-width:none}.question-prompt{font-size:1.1rem;line-height:1.5;word-wrap:break-word;overflow-wrap:break-word}.choice-item{padding:1rem;font-size:.95rem;word-wrap:break-word;overflow-wrap:break-word;min-height:44px;align-items:center}.navigation-controls{padding:1rem .5rem;gap:.75rem;width:calc(100% - 1rem);max-width:none}.navigation-controls button{flex:1;min-height:44px;padding:12px 16px}}*,*:before,*:after{box-sizing:border-box}:root{--primary-color: #1e4d2b;--primary-light: #2a6b3d;--accent-color: #d4af37;--bg-color: #f4f6f8;--card-bg: #ffffff;--text-main: #1a202c;--text-muted: #4a5568;--text-light: #718096;--border-color: #e2e8f0;--radius-md: 8px;--radius-lg: 12px;--content-max-width: 800px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);font-family:Inter,system-ui,sans-serif;line-height:1.6;font-weight:400;color-scheme:light;color:var(--text-main);background-color:var(--bg-color);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;flex-direction:column;min-width:320px;min-height:100vh}#root{width:100%;display:flex;flex-direction:column;align-items:center}h1,h2,h3,h4{color:var(--primary-color);line-height:1.2;margin-bottom:.5em}h1{font-size:2.5rem;font-weight:700;letter-spacing:-.02em}h2{font-size:1.8rem;font-weight:600}h3{font-size:1.4rem;font-weight:600}a{font-weight:500;color:var(--primary-light);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-color);text-decoration:underline}button{border-radius:var(--radius-md);border:none;padding:.75em 1.5em;font-size:1em;font-weight:600;font-family:inherit;cursor:pointer;transition:all .2s 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solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1.5rem}.loading-text{font-weight:600;color:var(--primary-color);font-size:1.1rem}.cold-start-text{margin-top:.5rem;font-size:.9rem;color:var(--text-light);font-style:italic;animation:slideUp .5s ease-out}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}