:root{--primary-color: #667eea;--secondary-color: #764ba2;--accent-color: #f093fb;--success-color: #4caf50;--warning-color: #ff9800;--error-color: #f44336;--bg-color: #f5f7fa;--card-bg: #ffffff;--text-primary: #2d3748;--text-secondary: #718096;--border-color: #e2e8f0;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:var(--text-primary);line-height:1.6;min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:20px;min-height:100vh}.card{background:var(--card-bg);border-radius:16px;padding:30px;margin-bottom:30px;box-shadow:var(--shadow-lg);border:1px solid 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0}.stat-item{text-align:center;padding:20px;background:var(--bg-color);border-radius:12px}.stat-value{font-size:2em;font-weight:700;color:var(--primary-color);margin-bottom:5px}.stat-label{color:var(--text-secondary);font-size:.9em}.info-table{space-y:10px}.info-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border-color)}.info-key{font-weight:600;color:var(--text-primary)}.info-value{color:var(--text-secondary)}.action-buttons{display:flex;gap:20px;justify-content:center;margin:30px 0}.footer{text-align:center;margin-top:40px;padding:20px;color:#fffc;font-size:.9em}.footer p{margin:0}.fade-in{animation:fadeIn .5s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.container{padding:10px}.card{padding:20px}.question-card{padding:30px;font-size:1.05em}.question-text{font-size:1.4em}.question-image img{max-height:400px}.options-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.option-button{padding:20px;min-height:70px}.option-letter,.title{font-size:2em}.form-row,.info-grid{grid-template-columns:1fr}.survey-info{flex-direction:column;gap:10px}.nav-buttons{flex-direction:column;gap:15px}.middle-info{justify-content:center}.action-buttons{flex-direction:column}.stats-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){.question-card{padding:25px;font-size:1em}.question-text{font-size:1.3em}.question-image img{max-height:300px}.options-grid{grid-template-columns:repeat(2,1fr);grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.option-button{padding:20px;min-height:60px}.option-letter{font-size:1.8em}.stats-grid{grid-template-columns:1fr}.question-nav{max-height:200px;overflow-y:auto}}.language-selection-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);padding:2rem}.language-selection-card{background:#fff;padding:3rem 4rem;border-radius:16px;box-shadow:var(--shadow-lg);text-align:center;max-width:500px;width:100%;border:1px solid rgba(255,255,255,.2)}.language-selection-title{font-size:2.5rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.language-selection-subtitle{font-size:1.2rem;color:var(--text-secondary);margin-bottom:2.5rem}.language-buttons{display:flex;flex-direction:column;gap:1.5rem}.language-btn{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;border:none;padding:1rem 2rem;border-radius:12px;font-size:1.5rem;font-weight:600;cursor:pointer;transition:all .3s ease-in-out;box-shadow:var(--shadow);text-transform:uppercase;letter-spacing:1px}.language-btn:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}@media (max-width: 480px){.language-selection-card{padding:2rem}.language-selection-title{font-size:2rem}.language-selection-subtitle{font-size:1rem}.language-btn{padding:.8rem 1.5rem;font-size:1.2rem}}