:root{--color-primary: #667eea;--color-primary-dark: #764ba2;--color-bg-gradient-start: #667eea;--color-bg-gradient-end: #764ba2;--color-bg-main: #ffffff;--color-bg-panel: #f8f9fa;--color-text-primary: #333333;--color-text-secondary: #555555;--color-text-hint: #666666;--color-text-inverse: #ffffff;--color-border: #e0e0e0;--color-success-bg: #d4edda;--color-success-border: #c3e6cb;--color-success-text: #155724;--color-error-bg: #f8d7da;--color-error-border: #f5c6cb;--color-error-text: #721c24;--color-table-header: #667eea;--color-hover-bg: #f8f9fa}[data-theme=dark]{--color-primary: #8b9dff;--color-primary-dark: #9b6bc7;--color-bg-gradient-start: #4a5568;--color-bg-gradient-end: #2d3748;--color-bg-main: #1a202c;--color-bg-panel: #2d3748;--color-text-primary: #e2e8f0;--color-text-secondary: #cbd5e0;--color-text-hint: #a0aec0;--color-text-inverse: #1a202c;--color-border: #4a5568;--color-success-bg: #2f4f3f;--color-success-border: #3d6b4f;--color-success-text: #9ae6b4;--color-error-bg: #4a2c2c;--color-error-border: #6b3535;--color-error-text: #fc8181;--color-table-header: #4a5568;--color-hover-bg: #2d3748}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background:linear-gradient(135deg,var(--color-bg-gradient-start) 0%,var(--color-bg-gradient-end) 100%);min-height:100vh;transition:background .3s ease}.App{max-width:1200px;margin:0 auto;padding:20px}.app-header{text-align:center;color:var(--color-text-inverse);margin-bottom:40px}.app-header h1{font-size:3rem;margin-bottom:10px}.app-header p{font-size:1.2rem;opacity:.9}.app-main{background:var(--color-bg-main);border-radius:20px;padding:40px;box-shadow:0 20px 60px #0000004d;transition:background .3s ease}.wallet-connect,.wallet-connected{text-align:center;padding:30px;background:var(--color-bg-panel);border-radius:12px;margin-bottom:30px;transition:background .3s ease}.wallet-connected{display:flex;justify-content:space-between;align-items:center}.wallet-connected p{font-weight:600;color:var(--color-text-primary)}.contract-config{margin-bottom:30px;padding:20px;background:var(--color-bg-panel);border-radius:12px;transition:background .3s ease}.contract-config label{display:block;font-weight:600;margin-bottom:10px;color:var(--color-text-primary)}.contract-config input{width:100%;padding:12px;border:2px solid var(--color-border);border-radius:8px;font-size:14px;font-family:monospace;background:var(--color-bg-main);color:var(--color-text-primary);transition:border-color .3s,background .3s,color .3s}.panels{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:30px}.panel{background:var(--color-bg-panel);padding:25px;border-radius:12px;border:2px solid var(--color-border);transition:background .3s ease,border-color .3s ease}.panel h2{margin-bottom:20px;color:var(--color-text-primary);font-size:1.5rem}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:var(--color-text-secondary)}.form-group input{width:100%;padding:12px;border:2px solid var(--color-border);border-radius:8px;font-size:16px;background:var(--color-bg-main);color:var(--color-text-primary);transition:border-color .3s,background .3s,color .3s}.form-group input:focus{outline:none;border-color:var(--color-primary)}.btn-primary{width:100%;padding:14px;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:var(--color-text-inverse);border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 15px #667eea66}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{padding:10px 20px;background:var(--color-bg-main);color:var(--color-primary);border:2px solid var(--color-primary);border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s}.btn-secondary:hover{background:var(--color-primary);color:var(--color-text-inverse)}.success{margin-top:20px;padding:15px;background:var(--color-success-bg);border:1px solid var(--color-success-border);border-radius:8px;color:var(--color-success-text);transition:background .3s,border-color .3s,color .3s}.error{margin-top:20px;padding:15px;background:var(--color-error-bg);border:1px solid var(--color-error-border);border-radius:8px;color:var(--color-error-text);transition:background .3s,border-color .3s,color .3s}.hint{margin-top:10px;font-size:14px;color:var(--color-text-hint)}.hint a{color:var(--color-primary);text-decoration:none;font-weight:600}.hint a:hover{text-decoration:underline}.remittance-list{grid-column:1 / -1}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse;margin-top:20px}thead{background:var(--color-table-header);color:var(--color-text-inverse);transition:background .3s ease}th,td{padding:15px;text-align:left;color:var(--color-text-primary)}tbody tr{border-bottom:1px solid var(--color-border);transition:border-color .3s ease}tbody tr:hover{background:var(--color-hover-bg)}.status-badge{display:inline-block;padding:5px 12px;border-radius:20px;color:var(--color-text-inverse);font-size:12px;font-weight:600}.app-footer{text-align:center;color:var(--color-text-inverse);margin-top:40px;opacity:.8}@media(max-width:768px){.panels{grid-template-columns:1fr}.app-header h1{font-size:2rem}.app-main{padding:20px}table{font-size:14px}th,td{padding:10px}}.app-header-top{display:flex;align-items:center;justify-content:space-between;gap:1rem}.theme-toggle{background:#fff3;border:2px solid rgba(255,255,255,.3);border-radius:50%;width:48px;height:48px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;font-size:24px;color:var(--color-text-inverse)}.theme-toggle:hover{background:#ffffff4d;transform:rotate(180deg)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--color-primary: #8b9dff;--color-primary-dark: #9b6bc7;--color-bg-gradient-start: #4a5568;--color-bg-gradient-end: #2d3748;--color-bg-main: #1a202c;--color-bg-panel: #2d3748;--color-text-primary: #e2e8f0;--color-text-secondary: #cbd5e0;--color-text-hint: #a0aec0;--color-text-inverse: #1a202c;--color-border: #4a5568;--color-success-bg: #2f4f3f;--color-success-border: #3d6b4f;--color-success-text: #9ae6b4;--color-error-bg: #4a2c2c;--color-error-border: #6b3535;--color-error-text: #fc8181;--color-table-header: #4a5568;--color-hover-bg: #2d3748}}.error-boundary-container{display:flex;align-items:center;justify-content:center;min-height:200px;padding:2rem 1rem;background:linear-gradient(135deg,var(--color-bg-secondary) 0%,var(--color-bg-tertiary) 100%);border:1px solid var(--color-border-secondary);border-radius:12px;text-align:center}.error-boundary-content{max-width:500px;animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.error-boundary-icon{font-size:3rem;margin-bottom:1rem;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.error-boundary-title{margin:0 0 .5rem;color:var(--color-text-primary);font-size:1.5rem;font-weight:700}.error-boundary-message{margin:0 0 1.5rem;color:var(--color-text-secondary);font-size:.95rem;line-height:1.6}.error-boundary-actions{display:flex;gap:.75rem;justify-content:center;margin-bottom:1rem}.error-boundary-btn{padding:.6rem 1.2rem;border:none;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:.5rem}.error-boundary-btn-primary{background:var(--color-secondary);color:#fff}.error-boundary-btn-primary:hover{background:var(--color-secondary-dark);transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.error-boundary-btn-primary:active{transform:translateY(0)}.error-boundary-btn-secondary{background:transparent;color:var(--color-secondary);border:1px solid var(--color-secondary)}.error-boundary-btn-secondary:hover{background:var(--color-secondary-light)}.error-boundary-details{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--color-border-secondary);text-align:left}.error-boundary-details summary{cursor:pointer;color:var(--color-secondary);font-weight:600;padding:.5rem;margin:-.5rem;border-radius:4px;transition:background .2s ease}.error-boundary-details summary:hover{background:var(--color-bg-tertiary)}.error-boundary-details pre{background:var(--color-bg-tertiary);border:1px solid var(--color-border-secondary);border-radius:6px;padding:1rem;margin:.75rem 0 0;overflow-x:auto;font-size:.8rem;color:var(--color-text-tertiary);line-height:1.4;max-height:200px;overflow-y:auto}.error-boundary-details code{font-family:Courier New,monospace;background:#0000000d;padding:.2rem .4rem;border-radius:3px}@media(max-width:480px){.error-boundary-container{min-height:160px;padding:1.5rem 1rem}.error-boundary-icon{font-size:2.5rem}.error-boundary-title{font-size:1.25rem}.error-boundary-actions{flex-direction:column}.error-boundary-btn{width:100%;justify-content:center}}body{margin:0;padding:0}