*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,sans-serif;background:#f7f7f7;color:#111}.header{background:#fff;border-bottom:1px solid #eee;padding:12px 16px}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px}.brand img{height:36px}.container{padding:12px;max-width:1200px;margin:auto}.footer{text-align:center;padding:20px;font-size:14px;color:#666}.shimmer{position:relative;overflow:hidden;background:#e3e3e3}.shimmer:after{content:"";position:absolute;top:0;left:-150px;width:150px;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.6),transparent);animation:shimmerMove 1.2s infinite}@keyframes shimmerMove{0%{left:-150px}to{left:100%}}