@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap");:root{--bg:#0a0a0f;--surface:#13131a;--border:#1e1e2a;--text:#e4e4eb;--muted:#6b6b80;--accent:#00d4aa;--accent-dim:#00d4aa33;--success:#3fb950;--success-bg:rgba(63,185,80,0.1);--danger:#ff4466;--warning:#ffaa00;--header-bg:linear-gradient(135deg,#0c0c1a,#0a0a1e);--scan-shadow:rgba(0,212,170,0.3);--btn-text:#000;transition:background-color .3s ease,color .3s ease}*{margin:0;padding:0;box-sizing:border-box}body,html{overscroll-behavior:none}body{font-family:Inter,-apple-system,BlinkMacSystemFont,SF Pro Display,Segoe UI,sans-serif;background:var(--bg);color:var(--text);min-height:100dvh;transition:background-color .3s ease,color .3s ease;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;letter-spacing:-.01em}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:640px;margin:0 auto;padding:24px 16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:20px;margin-bottom:16px;transition:border-color .2s,background-color .3s ease,box-shadow .2s;box-shadow:0 1px 3px rgba(0,0,0,.12),0 1px 2px rgba(0,0,0,.08)}.card:hover{border-color:#2a2a3e}.history-scroll-card{touch-action:pan-y;-webkit-tap-highlight-color:transparent;overscroll-behavior-y:contain}.card h2{font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}.btn{display:inline-block;padding:12px 24px;border-radius:8px;border:none;font-size:15px;font-weight:600;cursor:pointer;transition:all 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0}.shell-tab-icon{font-size:24px;line-height:1}.shell-tab-label{font-size:10px;font-weight:500}.shell-tab-scan{position:relative;top:-12px}.shell-scan-circle{width:56px;height:56px;border-radius:50%;background:var(--accent);color:var(--btn-text);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px var(--scan-shadow);transition:transform .15s,box-shadow .15s;animation:scanPulse 3s ease-in-out infinite}@keyframes scanPulse{0%,to{box-shadow:0 4px 16px var(--scan-shadow)}50%{box-shadow:0 4px 28px var(--scan-shadow),0 0 0 8px rgba(0,212,170,.1)}}.shell-tab-scan:hover .shell-scan-circle{transform:scale(1.06);box-shadow:0 6px 24px var(--scan-shadow)}.shell-tab-scan .shell-tab-label{margin-top:4px}.more-overlay-backdrop{position:fixed;inset:0;z-index:99;background:rgba(0,0,0,.5);display:flex;align-items:flex-end;justify-content:center}.more-overlay-panel{width:100%;max-width:640px;background:var(--surface);border-top:1px solid var(--border);border-radius:20px 20px 0 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.15s;width:100%;text-align:left;font-size:15px}.settings-item:hover{border-color:var(--accent)}.settings-item-icon{font-size:20px;margin-right:12px;width:28px;text-align:center}.settings-item-chevron{color:var(--muted);font-size:18px}.scan-viewfinder{width:260px;height:260px;border:2px solid var(--accent);border-radius:24px;margin:24px auto;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.scan-line{position:absolute;left:8px;right:8px;height:2px;background:var(--accent);animation:scanLine 2s ease-in-out infinite}@keyframes scanLine{0%,to{top:20px}50%{top:calc(100% - 20px)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.sub-header{gap:12px;margin-bottom:20px}.sub-back-btn,.sub-header{display:flex;align-items:center}.sub-back-btn{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.06);border:none;color:var(--text);font-size:20px;cursor:pointer;justify-content:center}.sub-header h1{font-size:18px;font-weight:600}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--muted)}a,button,select{transition:all .15s}@media (max-width:480px){.container{padding:16px 12px}.shell-balance{font-size:40px}.shell-content{padding:12px 12px calc(90px + env(safe-area-inset-bottom, 12px))}}@media (min-width:481px) and (max-width:768px){.container{padding:20px 16px}}@media (min-width:769px){.app-shell{border-left:1px solid var(--border);border-right:1px solid var(--border)}}@media print{.app-shell>:not(main),.bottom-nav,.btn,.offline-banner,.shell-content>:not(.fiscal-receipt-wrap),.shell-header,.shell-tabbar,header,nav{display:none!important}body,html{background:#fff!important;color:#000!important;margin:0;padding:0}.fiscal-receipt-wrap{display:block!important}.fiscal-receipt{width:80mm;margin:0 auto;padding:4mm;font-family:Courier New,monospace;font-size:12px;color:#000;background:#fff}.fiscal-receipt .separator{border-top:1px dashed #000;margin:2mm 0}.fiscal-receipt .amount-main{font-size:24px;font-weight:700;text-align:center}.fiscal-receipt .blockchain-info{font-size:9px;color:#666}.fiscal-receipt .qr-center{text-align:center;margin:2mm 0}.fiscal-receipt .receipt-header{text-align:center;font-weight:700;margin-bottom:2mm}.fiscal-receipt .receipt-row{display:flex;justify-content:space-between;margin:1mm 0}.no-print{display:none!important}}