html,body{width:100%;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{width:100%;display:flex;flex-direction:column}*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #4285F4;--primary-dark: #1967d2;--primary-light: #e8f0fe;--secondary: #EA4335;--success: #34A853;--success-light: #e8f5e9;--warning: #FBBC04;--warning-light: #fef7e0;--danger: #EA4335;--danger-light: #ffebee;--light-bg: #f8f9fa;--bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--border: #e0e0e0;--border-light: #f0f0f0;--text-primary: #202124;--text-secondary: #5f6368;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .15);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--transition: all .3s cubic-bezier(.4, 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p{margin:0;font-size:.95rem;opacity:.9}.submit-btn{display:block;width:100%;padding:1.25rem;background:#5e72e4;color:#fff;border:none;border-radius:var(--radius-lg);font-size:1.15rem;font-weight:700;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-md)}.submit-btn:hover{background:#4c63d2;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.continue-btn{background:#2dce89;animation:pulse 2s infinite}.continue-btn:hover{background:#26af74}@keyframes pulse{0%,to{box-shadow:0 0 #2dce8966}50%{box-shadow:0 0 0 10px #2dce8900}}.completion-message{text-align:center;padding:2rem;background:#5e72e41a;border-radius:var(--radius-lg);border:3px solid #5e72e4;margin-bottom:1.5rem}.completion-message p{font-size:1.5rem;font-weight:700;color:#5e72e4;margin-bottom:1.5rem}.completion-message .submit-btn{max-width:300px;margin:0 auto}.pagination-info{padding:.75rem 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rgba(255,255,255,.25);border-radius:50px;color:#fff;font-size:.9rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 8px #0000001a}.footer-btn:hover{background:#ffffff40;border-color:#fff6;transform:translateY(-2px);box-shadow:0 4px 12px #0003}.footer-btn-icon{font-size:1.1rem;line-height:1}.footer-bottom{padding:1.25rem 2rem 1.5rem;border-top:1px solid rgba(255,255,255,.15);text-align:center}.footer-copyright{font-size:.875rem;color:#fffc;margin:0;font-weight:500}@media(max-width:768px){.footer-content{padding:2rem 1.5rem 1.25rem;flex-direction:column;text-align:center;gap:1.5rem}.footer-brand-section{align-items:center}.footer-brand{font-size:1.25rem}.footer-tagline{font-size:.875rem}.footer-links-section{justify-content:center}.footer-btn{font-size:.85rem;padding:.6rem 1rem}.footer-bottom{padding:1rem 1.5rem 1.25rem}.footer-copyright{font-size:.8rem}.header{padding:1rem 1.25rem;flex-direction:row;gap:1rem}.header h1{font-size:1.3rem;flex:1}.nav{display:none}.main-content{padding:1.5rem .5rem}.container{padding:1.5rem;border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.stats-grid{grid-template-columns:1fr;gap:1rem}.stat-number{font-size:2.5rem}.table-header,.table-row{grid-template-columns:60px 1fr 100px;padding:1rem}.col-category{display:none}.col-status{grid-column:3}.filters{flex-direction:column;gap:1rem;padding:1rem}.filter-group{min-width:100%}.filter-group select{width:100%}.question-title{font-size:1.4rem}.question-text{font-size:1rem}.study-mode{padding:1rem .5rem}.study-header,.study-controls{padding:1.25rem}.keyboard-hints{display:none}.navigation-btns{flex-direction:column}.nav-btn-prev,.nav-btn-next{width:100%}}@media(max-width:480px){.header h1{font-size:1.25rem}.stat-number{font-size:2rem}.question-card{padding:1.5rem}.option{padding:1rem}}