@tailwind base;@tailwind components;@tailwind utilities;:root{--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-accent: #f1f5f9;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--blockchain-blue: #3b82f6;--blockchain-cyan: #06b6d4;--blockchain-purple: #8b5cf6;--border-light: #e2e8f0;--border-medium: #cbd5e1}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background:linear-gradient(135deg,#0f172a,#1e293b);color:#f1f5f9;min-height:100vh;line-height:1.6}.app-container{display:flex;flex-direction:column;min-height:100vh}.header{padding:1.5rem;border-bottom:1px solid #334155;background:#0f172acc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.logo-container{display:flex;align-items:center;gap:.75rem}.logo-icon{background:linear-gradient(135deg,#3b82f6,#8b5cf6);width:40px;height:40px;border-radius:.5rem;display:flex;align-items:center;justify-content:center}.logo-text{font-size:1.25rem;font-weight:700}.header-status{font-size:.875rem;color:#94a3b8}.main-content{flex:1;display:flex;align-items:center;justify-content:center;padding:1rem}.card{background:#1e293b;border-radius:1rem;box-shadow:0 20px 25px -5px #0000004d,0 10px 10px -5px #0000001a;overflow:hidden;width:100%;max-width:400px}.card-header{background:linear-gradient(90deg,#3b82f6,#8b5cf6);padding:1.5rem;text-align:center}.card-title{font-size:1.5rem;font-weight:700;margin-bottom:.5rem}.card-subtitle{font-size:.875rem;opacity:.9}.card-body{padding:1.5rem}.form-group{margin-bottom:1.5rem}.form-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:#cbd5e1}.form-input{width:100%;padding:.75rem 1rem;background:#334155;border:1px solid #475569;border-radius:.5rem;color:#f1f5f9;font-size:1rem;transition:all .2s ease}.form-input:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 3px #6366f14d}.form-input-wrapper{position:relative}.form-input-icon{position:absolute;right:1rem;top:50%;transform:translateY(-50%);color:#94a3b8}.error-message{margin-top:.5rem;font-size:.75rem;color:#f87171}.energy-options{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.energy-option{padding:.75rem;background:#334155;border:1px solid #475569;border-radius:.5rem;text-align:center;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease}.energy-option:hover{border-color:#64748b}.energy-option.selected{background:#6366f133;border-color:#6366f1;color:#c7d2fe}.submit-button{width:100%;padding:.75rem;background:linear-gradient(90deg,#3b82f6,#8b5cf6);color:#fff;border:none;border-radius:.5rem;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.submit-button:hover:not(:disabled){opacity:.9;transform:translateY(-2px)}.submit-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.submit-button-loading{display:flex;align-items:center;justify-content:center}.spinner{width:1.25rem;height:1.25rem;border:2px solid rgba(255,255,255,.3);border-top:2px solid white;border-radius:50%;animation:spin 1s linear infinite;margin-right:.75rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.card-footer{background:#0f172a80;padding:1rem 1.5rem;border-top:1px solid #334155;text-align:center}.footer-text{font-size:.75rem;color:#94a3b8;line-height:1.5}.info-section{text-align:center;margin-top:1.5rem;font-size:.875rem;color:#94a3b8}.footer{padding:1.5rem;border-top:1px solid #334155;background:#0f172acc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);text-align:center}.footer-text{font-size:.875rem;color:#94a3b8}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;padding:1rem;z-index:1000}.modal{background:#1e293b;border-radius:1rem;box-shadow:0 25px 50px -12px #00000080;width:100%;max-width:350px;transform:translateY(0);animation:modalAppear .3s ease-out}@keyframes modalAppear{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-content{padding:1.5rem;text-align:center}.modal-icon{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.modal-icon.success{background:#22c55e33}.modal-icon.error{background:#ef444433}.modal-icon svg{width:32px;height:32px}.modal-icon.success svg{color:#4ade80}.modal-icon.error svg{color:#f87171}.modal-title{font-size:1.25rem;font-weight:600;margin-bottom:.5rem;color:#f1f5f9}.modal-message{font-size:.875rem;color:#cbd5e1;margin-bottom:1.5rem}.modal-button{padding:.75rem 1.5rem;background:linear-gradient(90deg,#3b82f6,#8b5cf6);color:#fff;border:none;border-radius:.5rem;font-size:.875rem;font-weight:600;cursor:pointer;transition:all .2s ease}.modal-button:hover{opacity:.9}@media (max-width: 640px){.header{padding:1rem}.header-content{flex-direction:column;gap:1rem}.card{max-width:100%}.card-header,.card-body,.card-footer{padding:1.25rem}.energy-options{gap:.5rem}.footer{padding:1rem}}