.app{width:100%;max-width:480px;margin:0 auto;padding:16px;display:flex;flex-direction:column;gap:20px;min-height:100vh}.header{text-align:center;padding:12px 0 4px}.title{font-size:24px;font-weight:700;color:var(--tg-theme-text-color)}.subtitle{font-size:13px;color:var(--tg-theme-hint-color);margin-top:4px}.converter{display:flex;flex-direction:column;align-items:center;gap:0;position:relative}.currency-block{width:100%;background:var(--tg-theme-secondary-bg-color);border-radius:16px;padding:16px;display:flex;flex-direction:column;gap:10px}.currency-block .label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--tg-theme-hint-color)}.currency-selector{position:relative}.selector-button{display:flex;align-items:center;gap:8px;background:var(--tg-theme-bg-color);border:2px solid transparent;border-radius:12px;padding:10px 14px;cursor:pointer;width:100%;font-size:16px;color:var(--tg-theme-text-color);transition:border-color .2s}.selector-button:hover,.selector-button:focus{border-color:var(--tg-theme-button-color);outline:none}.selector-flag{font-size:22px;line-height:1}.selector-code{font-weight:700;font-size:18px;flex:1;text-align:left}.selector-arrow{font-size:12px;color:var(--tg-theme-hint-color)}.dropdown{position:absolute;top:calc(100% + 4px);left:0;right:0;background:var(--tg-theme-bg-color);border-radius:12px;box-shadow:0 8px 32px #00000026;z-index:100;overflow:hidden;border:1px solid var(--tg-theme-secondary-bg-color)}.dropdown-search{width:100%;padding:12px 14px;border:none;border-bottom:1px solid var(--tg-theme-secondary-bg-color);font-size:15px;background:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);outline:none}.dropdown-search::placeholder{color:var(--tg-theme-hint-color)}.dropdown-list{max-height:220px;overflow-y:auto;overscroll-behavior:contain}.currency-option{display:flex;align-items:center;gap:10px;padding:10px 14px;cursor:pointer;transition:background .15s}.currency-option:hover{background:var(--tg-theme-secondary-bg-color)}.currency-option.selected{background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color)}.currency-option .currency-flag{font-size:20px}.currency-option .currency-code{font-weight:700;font-size:15px;min-width:40px}.currency-option .currency-name{font-size:13px;color:var(--tg-theme-hint-color);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.currency-option.selected .currency-name{color:var(--tg-theme-button-text-color);opacity:.8}.amount-input{width:100%;font-size:36px;font-weight:700;text-align:center;border:none;background:transparent;color:var(--tg-theme-text-color);outline:none;padding:8px 0;caret-color:#2e7d32}.amount-input::placeholder{color:var(--tg-theme-hint-color);opacity:.5}.result-display{font-size:36px;font-weight:700;text-align:center;padding:8px 0;color:#2e7d32;word-break:break-all;min-height:52px;display:flex;align-items:center;justify-content:center}.swap-button{width:48px;height:48px;border-radius:50%;border:3px solid var(--tg-theme-bg-color);background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10;margin:-12px 0;position:relative;box-shadow:0 2px 12px #00000026;transition:transform .15s}.swap-button:active{transform:scale(.92)}.swap-icon{font-size:22px;font-weight:700;display:inline-block;transition:transform .4s cubic-bezier(.34,1.56,.64,1)}.rate-info{display:flex;flex-direction:column;align-items:center;gap:2px}.rate-line{font-size:14px;font-weight:600;color:var(--tg-theme-text-color)}.rate-line.reverse{font-size:12px;font-weight:400;color:var(--tg-theme-hint-color)}.pairs-section{display:flex;flex-direction:column;gap:10px}.section-title{font-size:15px;font-weight:600;color:var(--tg-theme-text-color)}.pairs-grid{display:flex;flex-wrap:wrap;gap:8px}.pair-chip{display:inline-flex;align-items:center;gap:4px;padding:8px 14px;border-radius:20px;border:1.5px solid var(--tg-theme-secondary-bg-color);background:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);font-size:13px;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap}.pair-chip:hover{border-color:var(--tg-theme-button-color);background:var(--tg-theme-secondary-bg-color)}.pair-chip.active{background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color);border-color:var(--tg-theme-button-color)}.usage-info{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:13px;color:var(--tg-theme-hint-color);padding:10px;background:var(--tg-theme-secondary-bg-color);border-radius:12px}.upgrade-link{background:none;border:none;color:var(--tg-theme-link-color);font-size:13px;font-weight:600;cursor:pointer;text-decoration:underline;padding:0}.history-section{display:flex;flex-direction:column;gap:8px}.history-list{display:flex;flex-direction:column;gap:4px}.history-item{display:flex;align-items:center;gap:8px;padding:10px 14px;background:var(--tg-theme-secondary-bg-color);border-radius:12px;cursor:pointer;transition:opacity .15s;font-size:14px}.history-item:hover{opacity:.8}.history-pair{flex:1;font-weight:600}.history-arrow{color:var(--tg-theme-hint-color);font-size:16px}.history-result{flex:1;text-align:right;font-weight:600;color:#2e7d32}.disclaimer{text-align:center;padding:16px 0 8px;font-size:12px;color:var(--tg-theme-hint-color)}.disclaimer-sub{margin-top:2px;font-size:11px;opacity:.7}.dev-toggle{display:flex;justify-content:center;padding-bottom:20px}.dev-button{background:var(--tg-theme-secondary-bg-color);border:1px dashed var(--tg-theme-hint-color);border-radius:8px;padding:6px 16px;font-size:12px;color:var(--tg-theme-hint-color);cursor:pointer}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .2s ease}.modal{background:var(--tg-theme-bg-color);border-radius:20px;padding:28px 24px;max-width:360px;width:100%;text-align:center;display:flex;flex-direction:column;gap:16px;animation:slideUp .3s ease}.modal-title{font-size:24px;font-weight:700}.modal-text{font-size:15px;color:var(--tg-theme-hint-color);line-height:1.4}.modal-features{list-style:none;display:flex;flex-direction:column;gap:8px;text-align:left;padding:0 8px}.modal-features li{font-size:14px;padding-left:24px;position:relative}.modal-features li:before{content:"✓";position:absolute;left:0;color:#2e7d32;font-weight:700}.modal-price{padding:12px;background:linear-gradient(135deg,gold,#ffb300);border-radius:12px}.price-stars{font-size:22px;font-weight:700;color:#333}.modal-buy{background:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color);border:none;border-radius:12px;padding:14px 24px;font-size:16px;font-weight:700;cursor:pointer;transition:opacity .15s}.modal-buy:hover{opacity:.9}.modal-close{background:none;border:none;color:var(--tg-theme-hint-color);font-size:14px;cursor:pointer;padding:4px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}:root{--tg-theme-bg-color: #ffffff;--tg-theme-text-color: #000000;--tg-theme-hint-color: #999999;--tg-theme-link-color: #2678b6;--tg-theme-button-color: #50a8eb;--tg-theme-button-text-color: #ffffff;--tg-theme-secondary-bg-color: #f0f0f0}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);min-height:100vh;-webkit-font-smoothing:antialiased}#root{min-height:100vh;display:flex;flex-direction:column;align-items:center}