:root{--primary-color: #1677ff;--bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);--card-bg: rgba(255, 255, 255, .95);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}body{margin:0;padding:0;font-family:var(--font-family);background:#f8fafc;color:#1e293b;min-height:100vh}.app-container{min-height:100vh;display:flex;flex-direction:column}.header-banner{background:linear-gradient(90deg,#0f172a,#1e293b,#0f172a);color:#fff;padding:24px 32px;box-shadow:0 4px 20px #00000026;border-bottom:1px solid rgba(255,255,255,.1)}.header-title-box{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.header-title{margin:0;font-size:24px;font-weight:700;background:linear-gradient(90deg,#60a5fa,#38bdf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.header-subtitle{margin-top:6px;color:#94a3b8;font-size:14px}.main-content{padding:24px 32px;max-width:1400px;margin:0 auto;width:100%;box-sizing:border-box}.demo-card{background:#fff;border-radius:12px;border:1px solid #e2e8f0;box-shadow:0 4px 12px #00000008;margin-bottom:24px;transition:all .2s ease}.demo-card:hover{box-shadow:0 6px 16px #0000000f}.case-badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:9999px;font-size:12px;font-weight:600}.case-badge-standard{background-color:#e0f2fe;color:#0369a1}.case-badge-ambiguous{background-color:#fef3c7;color:#b45309}.comparison-container{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:16px}@media(max-width:992px){.comparison-container{grid-template-columns:1fr}}.comparison-box{border:1px dashed #cbd5e1;border-radius:8px;padding:16px;background:#fafafa}.comparison-title{font-weight:600;font-size:14px;margin-bottom:12px;display:flex;align-items:center;gap:8px}@keyframes lightBlueFlash{0%{background-color:#e6f4ff}50%{background-color:#bae0ff}to{background-color:transparent}}.row-newly-added{animation:lightBlueFlash 3s cubic-bezier(.4,0,.2,1) forwards}.code-annotation{background:#f1f5f9;border-left:4px solid #3b82f6;padding:10px 14px;border-radius:0 6px 6px 0;font-size:13px;color:#334155;margin-bottom:16px}