:root{--bg-color:#000;--surface-color:#1c1c1eb3;--text-primary:#fff;--text-secondary:#8e8e93;--accent-expense:#ff453a;--accent-income:#32d74b;--border-color:#ffffff1a;--glass-bg:#1c1c1e99;--glass-blur:blur(20px);--safe-area-inset-bottom:env(safe-area-inset-bottom,20px)}[data-theme=light]{--bg-color:#f2f2f7;--surface-color:#ffffffb3;--text-primary:#000;--text-secondary:#636366;--accent-expense:#ff3b30;--accent-income:#34c759;--border-color:#0000001a;--glass-bg:#ffffffb3}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{background-color:var(--bg-color);color:var(--text-primary);height:100%;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;transition:background-color .3s,color .3s;overflow-x:hidden}.glass{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border-color)}.card{border-radius:20px;margin-bottom:16px;padding:16px}button{cursor:pointer;transition:transform .1s active;border:none;border-radius:12px;font-family:inherit;font-weight:600}button:active{transform:scale(.96)}.ios-tab-bar{height:calc(60px + var(--safe-area-inset-bottom));padding-bottom:var(--safe-area-inset-bottom);z-index:1000;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0;right:0}.tab-item{color:var(--text-secondary);flex-direction:column;align-items:center;font-size:10px;text-decoration:none;display:flex}.tab-item.active{color:#0a84ff}.container{padding:20px 20px 100px}h1{margin-bottom:24px;font-size:34px;font-weight:700}h2{margin-bottom:16px;font-size:22px;font-weight:600}.amount-expense{color:var(--accent-expense)}.amount-income{color:var(--accent-income)}