:root{font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-weight:400;line-height:1.5}*{box-sizing:border-box}html,body,#root{width:100%;min-height:100%;margin:0}html{-moz-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--tg-theme-bg-color,#f5f5f5);color:var(--tg-theme-text-color,#000);overflow-x:hidden}img,audio{max-width:100%}audio{width:100%;display:block}a{color:inherit;text-decoration:none}.app{min-height:100vh;padding:env(safe-area-inset-top,0px) 12px calc(12px + env(safe-area-inset-bottom,0px));background:var(--tg-theme-bg-color,#f5f5f5)}.balance-card{background:var(--tg-theme-secondary-bg-color,#fff);border-radius:24px;flex-direction:column;justify-content:center;align-items:center;min-height:clamp(140px,28vw,240px);margin-bottom:clamp(16px,4vw,28px);padding:clamp(20px,5vw,48px);display:flex}.balance-user-name{color:var(--tg-theme-hint-color,#707579);text-align:center;margin-bottom:6px;font-size:clamp(18px,4.2vw,32px);font-weight:500}.balance-value{grid-template-columns:1fr auto 1fr;align-items:baseline;width:100%;font-size:clamp(34px,10vw,80px);font-weight:700;display:grid}.balance-digits{text-align:center;grid-column:2}.currency-small{text-align:left;grid-column:3;margin-left:6px;font-size:clamp(16px,3.4vw,26px)}.admin-contact-btn{color:#fff;cursor:pointer;background:#498af5;border:none;border-radius:18px;justify-content:center;align-items:center;width:min(100%,300px);min-height:clamp(56px,14vw,100px);margin:0 auto;display:flex}.admin-contact-btn:active{transform:scale(.98)}.action-btn{cursor:pointer;color:#fff;background:#498af5;border:none;border-radius:18px;justify-content:center;align-items:center;gap:clamp(8px,2vw,16px);width:100%;min-height:clamp(50px,12vw,84px);margin-bottom:clamp(12px,3.4vw,24px);padding:clamp(12px,3.5vw,22px) clamp(14px,4vw,24px);font-size:clamp(18px,4.6vw,32px);font-weight:700;line-height:1.2;display:flex}.action-btn.secondary{background:var(--tg-theme-secondary-bg-color,#e0e0e0);color:var(--tg-theme-text-color,#000)}.action-btn svg{flex-shrink:0}.page-header{justify-content:center;align-items:center;min-height:clamp(44px,10vw,72px);margin-bottom:clamp(14px,4vw,30px);display:flex;position:relative}.page-title{font-size:clamp(24px,6vw,42px);font-weight:700}.list{flex-direction:column;gap:clamp(10px,3vw,20px);display:flex}.admin-card{background:var(--tg-theme-secondary-bg-color,#fff);text-align:center;border-radius:24px;margin-bottom:clamp(14px,4vw,30px);padding:clamp(16px,4.5vw,32px)}.admin-title{color:var(--tg-theme-hint-color,#707579);margin-bottom:clamp(10px,3vw,20px);font-size:clamp(16px,4vw,24px);font-weight:600}.admin-info{margin-bottom:clamp(12px,4vw,28px)}.admin-name{margin-bottom:4px;font-size:clamp(24px,7vw,38px);font-weight:800}.admin-username{color:#498af5;font-size:clamp(16px,4.6vw,22px);font-weight:600}.practice-item{color:#000;text-align:center;cursor:pointer;background:#ccd3f0;border:none;border-radius:18px;justify-content:center;align-items:center;width:100%;min-height:clamp(58px,14vw,110px);padding:clamp(14px,4vw,28px);font-size:clamp(18px,4.8vw,30px);font-weight:700;display:flex}.practice-balance-card .balance-user-name{color:var(--tg-theme-text-color,#fff);opacity:.82}.practice-balance-card .balance-value{color:var(--tg-theme-text-color,#fff)}.loading-state,.error-state,.empty-state{text-align:center;font-size:clamp(14px,3.8vw,18px)}