*{margin:0;padding:0;box-sizing:border-box}:root{--tg-theme-bg-color: #ffffff;--tg-theme-text-color: #000000;--tg-theme-hint-color: #999999;--tg-theme-link-color: #2481cc;--tg-theme-button-color: #2481cc;--tg-theme-button-text-color: #ffffff;--tg-theme-secondary-bg-color: #f1f1f1}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);min-height:100vh}.container{max-width:100%;padding:16px;min-height:100vh}.card{background:var(--tg-theme-secondary-bg-color);border-radius:12px;padding:16px;margin-bottom:12px}.balance-card{text-align:center;padding:24px}.balance-value{font-size:48px;font-weight:700;color:var(--tg-theme-button-color)}.balance-label{font-size:14px;color:var(--tg-theme-hint-color);margin-top:4px}.btn{width:100%;padding:14px 24px;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:opacity .2s}.btn:active{opacity:.7}.btn-primary{background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color)}.btn-secondary{background:var(--tg-theme-secondary-bg-color);color:var(--tg-theme-text-color)}.history-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--tg-theme-secondary-bg-color)}.history-item:last-child{border-bottom:none}.history-location{font-weight:500}.history-date{font-size:12px;color:var(--tg-theme-hint-color)}.history-points{font-weight:600;color:#34c759}.section-title{font-size:14px;font-weight:600;color:var(--tg-theme-hint-color);text-transform:uppercase;margin-bottom:12px}.scanner-container{width:100%;max-width:300px;margin:0 auto;border-radius:12px;overflow:hidden}.message{text-align:center;padding:16px;border-radius:12px;margin-bottom:16px}.message-success{background:#d4edda;color:#155724}.message-error{background:#f8d7da;color:#721c24}.loading{display:flex;justify-content:center;align-items:center;min-height:200px;color:var(--tg-theme-hint-color)}.user-info{display:flex;align-items:center;gap:12px;margin-bottom:16px}.user-avatar{width:48px;height:48px;border-radius:50%;background:var(--tg-theme-button-color);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:18px}.user-name{font-weight:600;font-size:18px}.user-username{color:var(--tg-theme-hint-color);font-size:14px}.nav{display:flex;gap:8px;margin-bottom:16px}.nav-btn{flex:1;padding:10px;border:none;border-radius:8px;font-size:14px;cursor:pointer;background:var(--tg-theme-secondary-bg-color);color:var(--tg-theme-text-color)}.nav-btn.active{background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color)}