:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:#ffffffde;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#242424;font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}a{color:#646cff;-webkit-text-decoration:inherit;text-decoration:inherit;font-weight:500}a:hover{color:#535bf2}body{background:var(--tg-theme-bg-color,#f5f5f5);color:var(--tg-theme-text-color,#000);margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}h1{font-size:3.2em;line-height:1.1}button{cursor:pointer;background-color:#1a1a1a;border:1px solid #0000;border-radius:8px;padding:.6em 1.2em;font-family:inherit;font-size:1em;font-weight:500;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{box-sizing:border-box}.app{background:var(--tg-theme-bg-color,#f5f5f5);min-height:100vh;padding:20px}.balance-card{background:var(--tg-theme-secondary-bg-color,#fff);border-radius:32px;justify-content:center;align-items:center;min-height:240px;margin-bottom:40px;padding:60px;display:flex}.balance-value{font-size:80px;font-weight:700}.currency{margin-left:12px;font-size:26px}.action-btn{cursor:pointer;color:#fff;background:#498af5;border:none;border-radius:28px;width:100%;margin-bottom:24px;padding:40px;font-size:32px;font-weight:700}.page-header{align-items:center;margin-bottom:30px;display:flex}.back-btn{color:var(--tg-theme-link-color,#2ea6ff);background:0 0;border:none;margin-right:15px;padding:12px;font-size:40px}.page-title{font-size:36px;font-weight:700}.list{flex-direction:column;gap:20px;display:flex}.practice-item{color:#000;cursor:pointer;background:#ccd3f0;border:none;border-radius:28px;justify-content:center;align-items:center;width:100%;min-height:140px;padding:40px;font-size:32px;font-weight:700;display:flex}