*{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: #f0f0f0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background-color:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);min-height:100vh}.app{padding:16px;min-height:100vh}.header{text-align:center;margin-bottom:24px}.header h1{font-size:24px;margin-bottom:8px}.balance-card{background:var(--tg-theme-secondary-bg-color);border-radius:16px;padding:20px;margin-bottom:24px;text-align:center}.balance-amount{font-size:36px;font-weight:700;margin:12px 0}.balance-label{color:var(--tg-theme-hint-color);font-size:14px}.actions{display:flex;gap:12px;margin-bottom:24px}.action-btn{flex:1;padding:14px 20px;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:opacity .2s}.action-btn:active{opacity:.7}.action-btn.primary{background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color)}.action-btn.secondary{background:var(--tg-theme-secondary-bg-color);color:var(--tg-theme-text-color)}.section{margin-bottom:24px}.section-title{font-size:18px;font-weight:600;margin-bottom:12px}.input-group{margin-bottom:16px}.input-label{display:block;color:var(--tg-theme-hint-color);font-size:14px;margin-bottom:6px}.input{width:100%;padding:14px;border:1px solid var(--tg-theme-secondary-bg-color);border-radius:12px;font-size:16px;background:var(--tg-theme-bg-color);color:var(--tg-theme-text-color)}.input:focus{outline:none;border-color:var(--tg-theme-button-color)}.transaction-list{list-style:none}.transaction-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--tg-theme-secondary-bg-color)}.transaction-item:last-child{border-bottom:none}.transaction-type{font-size:14px;color:var(--tg-theme-hint-color)}.transaction-amount{font-weight:600}.transaction-amount.positive{color:#4caf50}.transaction-amount.negative{color:#f44336}.status-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;margin-left:8px}.status-badge.pending{background:#fff3e0;color:#e65100}.status-badge.confirmed{background:#e8f5e9;color:#2e7d32}.status-badge.failed{background:#ffebee;color:#c62828}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:flex-end;justify-content:center;z-index:100}.modal{background:var(--tg-theme-bg-color);border-radius:16px 16px 0 0;padding:24px;width:100%;max-height:80vh;overflow-y:auto}.modal-title{font-size:20px;font-weight:600;margin-bottom:16px;text-align:center}.wallet-address{background:var(--tg-theme-secondary-bg-color);border-radius:8px;padding:12px;font-size:12px;word-break:break-all;margin-bottom:16px}.connect-btn{width:100%;padding:16px;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color)}.empty-state{text-align:center;padding:40px 20px;color:var(--tg-theme-hint-color)}.loading{text-align:center;padding:20px;color:var(--tg-theme-hint-color)}.spinner{width:40px;height:40px;border:4px solid var(--tg-theme-secondary-bg-color);border-top:4px solid var(--tg-theme-button-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}:root{--secondary-text: var(--tg-theme-hint-color)}