:root{--primary:#e54d42;--primary-dark:#d03f35;--orange:#ff7a45;--bg:#f5f6f8;--text:#222;--muted:#8c8c8c;--card:#fff;--radius:14px;--safe-bottom:env(safe-area-inset-bottom,0px);color:var(--text);-webkit-tap-highlight-color:transparent;font-family:PingFang SC,Helvetica Neue,Microsoft YaHei,sans-serif;line-height:1.45}*{box-sizing:border-box}html,body,#app{background:var(--bg);min-height:100%;margin:0}button,input,textarea{font:inherit}a{color:inherit;text-decoration:none}.app-shell{background:var(--bg);max-width:480px;min-height:100vh;margin:0 auto;position:relative;box-shadow:0 0 24px #0000000f}.page{min-height:100vh;padding-bottom:calc(20px + var(--safe-bottom))}.page.with-tab{padding-bottom:calc(64px + var(--safe-bottom))}.nav{z-index:20;background:var(--primary);color:#fff;align-items:center;height:46px;padding:0 12px;display:flex;position:sticky;top:0}.nav-title{white-space:nowrap;text-overflow:ellipsis;flex:1;padding:0 8px;font-size:16px;font-weight:600;overflow:hidden}.nav-back{color:#fff;cursor:pointer;background:0 0;border:0;width:32px;font-size:22px}.card{background:var(--card);border-radius:var(--radius);margin:12px;padding:14px;box-shadow:0 2px 10px #0000000a}.btn{cursor:pointer;border:0;border-radius:999px;justify-content:center;align-items:center;height:44px;padding:0 20px;font-weight:600;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-block{width:100%}.btn:disabled{opacity:.55}.tabbar{z-index:30;max-width:480px;height:calc(56px + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:#fff;border-top:1px solid #eee;grid-template-columns:1fr 1fr;margin:0 auto;display:grid;position:fixed;bottom:0;left:0;right:0}.tabbar a{color:#888;flex-direction:column;justify-content:center;align-items:center;gap:2px;font-size:11px;display:flex}.tabbar a.active{color:var(--primary)}.tabbar .ico{font-size:20px}.money{font-variant-numeric:tabular-nums}.empty-tip{text-align:center;color:var(--muted);padding:40px 16px}