:root{--bg: #0F172A;--bg-card: #1E293B;--bg-input: #1E293B;--accent: #3B82F6;--accent-dark: #2563EB;--accent-light:#93C5FD;--text: #F1F5F9;--text-muted: #94A3B8;--text-dim: #64748B;--border: #334155;--success: #22C55E;--warning: #F59E0B;--error: #EF4444;--radius: 14px;--radius-sm: 10px;--shadow: 0 4px 32px rgba(0,0,0,.4);--transition: .18s ease}.theme-light{--bg: #F1F5F9;--bg-card: #FFFFFF;--bg-input: #E2E8F0;--text: #0F172A;--text-muted: #475569;--text-dim: #94A3B8;--border: #CBD5E1;--shadow: 0 4px 24px rgba(0,0,0,.08);--accent-light:#2563EB}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,sans-serif;min-height:100dvh;padding:env(safe-area-inset-top,0px) env(safe-area-inset-right,0px) env(safe-area-inset-bottom,0px) env(safe-area-inset-left,0px);transition:background var(--transition),color var(--transition)}#app{max-width:480px;margin:0 auto;padding:16px;display:flex;flex-direction:column;gap:16px}.app-header{display:flex;align-items:center;gap:10px;padding:8px 0}.logo-icon{font-size:28px;color:var(--accent-light);line-height:1}.app-title{font-size:20px;font-weight:700;color:var(--text);flex:1}.theme-btn{background:var(--bg-card);border:1px solid var(--border);font-size:18px;cursor:pointer;padding:6px 10px;border-radius:var(--radius-sm);transition:background var(--transition),border-color var(--transition),transform var(--transition);line-height:1;display:flex;align-items:center;justify-content:center;min-width:38px;min-height:38px;flex-shrink:0}.theme-btn:hover{background:var(--bg-input);border-color:var(--accent);transform:scale(1.08)}.converter-card{background:var(--bg-card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);border:1px solid var(--border);display:flex;flex-direction:column;gap:14px}.form-group{display:flex;flex-direction:column;gap:6px}.input-label{font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.amount-input{width:100%;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:24px;font-weight:600;padding:12px 16px;outline:none;transition:border-color var(--transition),box-shadow var(--transition);-moz-appearance:textfield}.amount-input::-webkit-inner-spin-button,.amount-input::-webkit-outer-spin-button{-webkit-appearance:none}.amount-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #2563eb40}.amount-input::placeholder{color:var(--text-dim)}.currency-row{display:flex;align-items:center;gap:8px}.currency-select{flex:1;background:var(--bg-input);border:1.5px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:13px;font-weight:500;padding:10px 28px 10px 12px;outline:none;cursor:pointer;transition:border-color var(--transition);-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2394A3B8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.currency-select:focus{border-color:var(--accent)}.currency-select option{background:#1e293b;color:#f1f5f9}.invert-btn{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--accent-light);font-size:20px;width:40px;height:40px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background var(--transition),transform var(--transition)}.invert-btn:hover{background:var(--accent-dark);color:#fff;transform:rotate(180deg)}.invert-btn:active{transform:rotate(180deg) scale(.92)}.convert-btn{width:100%;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-size:16px;font-weight:600;padding:14px;cursor:pointer;transition:background var(--transition),transform var(--transition),box-shadow var(--transition);box-shadow:0 2px 8px #2563eb59}.convert-btn:hover{background:var(--accent-dark);box-shadow:0 4px 16px #2563eb80}.convert-btn:active{transform:scale(.98)}.result-container{background:var(--bg-input);border-radius:var(--radius-sm);padding:16px;border:1px solid var(--accent);display:flex;flex-direction:column;gap:8px;animation:slideIn .2s ease}.result-container.hidden{display:none}@keyframes slideIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.result-value{font-size:28px;font-weight:700;color:var(--accent-light);text-align:center}.rate-info{font-size:13px;color:var(--text-muted);text-align:center}.result-actions{display:flex;gap:8px;justify-content:center;margin-top:4px}.copy-btn,.share-btn{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:13px;padding:6px 16px;cursor:pointer;transition:background var(--transition)}.copy-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.share-btn:hover{background:var(--success);color:#fff;border-color:var(--success)}.status-bar{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted)}.status-icon{font-size:10px;transition:color var(--transition)}.status-idle{color:var(--text-dim)}.status-loading{color:var(--warning);animation:blink 1s infinite}.status-ok{color:var(--success)}.status-cache{color:var(--warning)}.status-error{color:var(--error)}@keyframes blink{0%,to{opacity:1}50%{opacity:.3}}.status-text{flex:1}.refresh-btn{background:none;border:none;color:var(--text-muted);font-size:16px;cursor:pointer;padding:2px 6px;border-radius:4px;transition:color var(--transition),transform var(--transition)}.refresh-btn:hover{color:var(--accent-light);transform:rotate(90deg)}.shortcuts{display:flex;flex-wrap:wrap;gap:8px}.shortcut-btn{background:var(--bg-card);border:1px solid var(--border);border-radius:20px;color:var(--text-muted);font-size:12px;padding:6px 14px;cursor:pointer;transition:background var(--transition),color var(--transition),border-color var(--transition)}.shortcut-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.history-section{background:var(--bg-card);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);border:1px solid var(--border)}.hist-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.section-title{font-size:14px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.clear-hist-btn{background:none;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-dim);font-size:12px;padding:4px 10px;cursor:pointer;transition:background var(--transition),color var(--transition)}.clear-hist-btn:hover{background:var(--error);color:#fff;border-color:var(--error)}.history-list{list-style:none;display:flex;flex-direction:column;gap:6px}.history-empty{color:var(--text-dim);font-size:13px;text-align:center;padding:12px 0}.history-item{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:var(--bg-input);border-radius:var(--radius-sm);border:1px solid var(--border);gap:8px;transition:background var(--transition)}.history-item:hover{background:var(--bg)}.hist-left{display:flex;flex-direction:column;gap:2px;min-width:80px}.hist-pair{font-size:13px;font-weight:600;color:var(--accent-light)}.hist-time{font-size:11px;color:var(--text-dim)}.hist-right{display:flex;align-items:center;gap:4px;font-size:13px;text-align:right;flex-wrap:wrap;justify-content:flex-end}.hist-from{color:var(--text-muted)}.hist-arrow{color:var(--text-dim)}.hist-to{font-weight:600;color:var(--text)}.cq-toast{position:fixed;bottom:calc(24px + env(safe-area-inset-bottom,0px));left:50%;transform:translate(-50%) translateY(20px);background:#1e293b;color:var(--text);border:1px solid var(--border);border-radius:24px;padding:10px 20px;font-size:14px;box-shadow:0 4px 20px #0006;opacity:0;transition:opacity .2s,transform .2s;z-index:9999;pointer-events:none;white-space:nowrap}.cq-toast--visible{opacity:1;transform:translate(-50%) translateY(0)}.app-footer{display:flex;flex-direction:column;align-items:center;gap:10px;padding:8px 0 12px}.donate-btn{background:linear-gradient(135deg,#f59e0b,#f97316);border:none;border-radius:10px;color:#fff;font-size:13px;font-weight:700;padding:10px 20px;cursor:pointer;width:100%;max-width:320px;letter-spacing:.01em;transition:opacity .15s,transform .15s,box-shadow .15s;box-shadow:0 3px 12px #f9731666}.donate-btn:hover{opacity:.92;transform:translateY(-1px);box-shadow:0 6px 20px #f9731680}.donate-btn:active{transform:scale(.98)}.donate-toast{display:flex;align-items:center;gap:10px;background:#064e3b;border:1px solid #10B981;border-radius:10px;padding:10px 16px;font-size:13px;color:#d1fae5;width:100%;max-width:320px;animation:toastSlide .2s ease}.donate-toast.hidden{display:none!important}.donate-toast-icon{background:#10b981;color:#fff;font-size:12px;font-weight:700;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}@keyframes toastSlide{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.pix-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b8;display:flex;align-items:center;justify-content:center;z-index:10000;padding:16px;animation:pixFadeIn .18s ease}@keyframes pixFadeIn{0%{opacity:0}to{opacity:1}}.pix-modal-card{background:#1e293b;border:1px solid #334155;border-radius:18px;padding:28px 24px 20px;max-width:320px;width:100%;box-shadow:0 8px 48px #0009;display:flex;flex-direction:column;align-items:center;gap:14px;animation:pixSlideUp .22s ease}@keyframes pixSlideUp{0%{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.pix-modal-title{font-size:17px;font-weight:700;color:#f1f5f9;text-align:center}.pix-modal-sub{font-size:13px;color:#94a3b8;text-align:center;line-height:1.4}.pix-qr-wrap{background:#fff;border-radius:12px;padding:10px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 16px #00000040}.pix-qr-img{width:200px;height:200px;image-rendering:pixelated;display:block}.pix-copied-badge{display:flex;align-items:center;gap:8px;background:#064e3b;border:1px solid #10B981;border-radius:8px;padding:8px 14px;font-size:13px;color:#d1fae5;width:100%;justify-content:center}.pix-badge-icon{background:#10b981;color:#fff;font-size:11px;font-weight:700;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.pix-key-box{font-family:Courier New,Courier,monospace;font-size:12px;color:#94a3b8;background:#0f172a;border:1px solid #334155;border-radius:8px;padding:8px 12px;width:100%;text-align:center;word-break:break-all;-webkit-user-select:all;user-select:all;letter-spacing:.02em}.pix-mpago-btn{display:block;width:100%;text-align:center;text-decoration:none;background:linear-gradient(135deg,#009ee3,#0070ba);border-radius:8px;color:#fff;font-size:13px;font-weight:700;padding:10px 16px;cursor:pointer;box-shadow:0 2px 8px #0070ba66;transition:opacity .15s}.pix-mpago-btn:hover{opacity:.88}.pix-close-btn{background:#334155;border:none;border-radius:8px;color:#f1f5f9;font-size:14px;font-weight:600;padding:10px 28px;cursor:pointer;transition:background .15s;margin-top:2px;width:100%}.pix-close-btn:hover{background:#475569}.hidden{display:none!important}@media (min-width: 600px){#app{padding:32px 24px}.converter-card{padding:28px}.app-title{font-size:24px}.result-value{font-size:36px}}.app-site-links{display:flex;justify-content:center;gap:22px;padding:18px 20px 30px;font-size:12px;flex-wrap:wrap}.app-site-links a{color:#94a3b8;text-decoration:underline;text-underline-offset:3px}.app-site-links a:focus-visible{outline:2px solid #60a5fa;outline-offset:4px}.app-embedded{min-height:0;padding:0;overflow:hidden;background:var(--bg-card)}.app-embedded #app{padding:16px;gap:14px}.app-embedded .app-footer,.app-embedded .app-site-links{display:none}.app-embedded .converter-card{box-shadow:none}.app-embedded .app-title{font-size:18px}