:root{--content-bg: #ffffff;--card-shadow: 0 2px 8px rgba(0, 0, 0, .08);--text-primary: #1a1a1a;--text-secondary: #666666;--divider: #e0e0e0}[data-theme=dark]{--content-bg: #1e1e1e;--card-shadow: 0 2px 8px rgba(0, 0, 0, .3);--text-primary: #e0e0e0;--text-secondary: #aaaaaa;--divider: #333333}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;font-family:Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .3s ease,color .3s ease}.question-card{background:var(--content-bg);border-radius:12px;box-shadow:var(--card-shadow);padding:1.5rem;margin:1rem 0}.question-card h2{color:var(--text-primary);font-size:1.4rem;margin-bottom:1rem;line-height:1.4}.question-content,.question-text{color:var(--text-primary);font-size:1rem;line-height:1.6;margin:1rem 0}.question-image-container{margin:1.5rem 0;text-align:center}.question-img,.question-image{max-width:100%;border-radius:8px;box-shadow:var(--card-shadow)}.answers,.answers-container{display:flex;flex-direction:column;gap:.8rem;margin:1.5rem 0}.answers.top{margin-bottom:2rem}.question-footer{margin-top:2rem;text-align:center;color:var(--text-secondary);font-size:.85rem}.error-page{display:flex;align-items:center;justify-content:center;min-height:50vh;padding:2rem}.error-card{text-align:center;background:var(--content-bg);padding:2rem;border-radius:12px;box-shadow:var(--card-shadow)}.error-card h1{color:var(--text-primary);font-size:3rem;margin-bottom:.5rem}.error-card h2{color:var(--text-primary);font-size:1.5rem;margin-bottom:1rem}.error-card p{color:var(--text-secondary);margin-bottom:2rem}.area-warning{text-align:center;padding:2rem;background:var(--content-bg);border-radius:12px;box-shadow:var(--card-shadow);margin:2rem auto}.area-warning h2{color:var(--text-primary);margin-bottom:1.5rem}.area-buttons{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin-top:1rem}@media(max-width:430px){.question-card{padding:1rem}.question-card h2{font-size:1.2rem}}