:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:#222;background-color:#f5f5f5;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background-color:#f5f5f5}a{color:inherit;text-decoration:none}#app{min-height:100vh}.app{min-height:100vh;max-width:480px;margin:0 auto;background-color:#fff;display:flex;flex-direction:column}.app-header{padding:12px 16px;text-align:center;border-bottom:1px solid #f0f0f0;background:linear-gradient(135deg,#1677ff,#40a9ff);color:#fff}.app-title{margin:0;font-size:18px;font-weight:600}.app-main{flex:1;overflow-y:auto;padding:16px 16px 72px;background-color:#f5f5f5}.app-tabbar{position:fixed;left:50%;bottom:0;transform:translate(-50%);width:100%;max-width:480px;display:flex;border-top:1px solid #e5e5e5;background-color:#fff}.tab{flex:1;padding:8px 4px 10px;text-align:center;font-size:13px;color:#666}.tab-label{display:block}.tab-active{color:#1677ff;font-weight:600}.page{padding-bottom:8px}.page-header{margin-bottom:12px}.title{margin:0 0 4px;font-size:20px;font-weight:600;color:#222}.subtitle{margin:0;font-size:14px;color:#888}.page-content{display:flex;flex-direction:column;gap:12px}.block{padding:12px;border-radius:10px;background-color:#fff}.block-image{width:100%;display:block;border-radius:8px;margin-bottom:8px}.block.highlight{background:linear-gradient(135deg,#e6f4ff,#fff);border:1px solid #bae0ff}.link-row{display:flex;gap:10px}.link-button{flex:1;text-align:center;padding:8px 0;border-radius:999px;font-size:14px;border:1px solid #d9d9d9;color:#1677ff;background-color:#fff}.link-button.primary{background-color:#1677ff;color:#fff;border-color:#1677ff}.block-title{margin:0 0 6px;font-size:16px;font-weight:600;color:#1f1f1f}.block-text{margin:0;font-size:14px;color:#555}.block+.block-text{margin-top:4px}.list{margin:4px 0 0;padding-left:18px}.list-item{font-size:14px;color:#555;margin-bottom:4px}@media(min-width:768px){.app{margin-top:24px;margin-bottom:24px;border-radius:16px;box-shadow:0 8px 24px #0f172a1f}.app-tabbar{border-radius:0 0 16px 16px;overflow:hidden}}