*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #667eea;--primary-dark: #5568d3;--secondary: #764ba2;--clarity4: #ec4899;--success: #10b981;--error: #ef4444;--warning: #f59e0b;--info: #3b82f6;--faucet: #8b5cf6;--premium: #fbbf24;--bg-primary: #ffffff;--bg-secondary: #f7f7f7;--bg-tertiary: #e0e0e0;--text-primary: #1a1a1a;--text-secondary: #666666;--text-tertiary: #999999;--border: #e0e0e0;--space-xs: 4px;--space-sm: 8px;--space-md: 12px;--space-lg: 16px;--space-xl: 20px;--space-2xl: 24px;--space-3xl: 32px;--space-4xl: 40px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 20px rgba(0, 0, 0, .15);--shadow-xl: 0 20px 60px rgba(0, 0, 0, .3);--transition-fast: .15s ease;--transition-base: .3s ease;--transition-slow: .5s ease}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica 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10px;border-radius:var(--radius-full)}.premium-status{background:linear-gradient(135deg,#fef3c7,#fde68a);border:2px solid var(--premium);border-radius:var(--radius-md);padding:var(--space-sm) var(--space-md);margin-top:var(--space-md);display:flex;align-items:center;gap:var(--space-sm);animation:shimmer 2s infinite}@keyframes shimmer{0%,to{opacity:1}50%{opacity:.8}}.premium-icon{font-size:20px}.premium-text{font-size:13px;font-weight:600;color:#78350f}.premium-info{background:linear-gradient(135deg,#fef3c7,#fde68a);border:2px solid var(--premium);border-radius:var(--radius-md);padding:var(--space-lg);margin-bottom:var(--space-lg);text-align:center}.premium-info p{color:#78350f;font-size:13px;font-weight:600;margin-bottom:var(--space-sm)}.progress-bar{width:100%;height:8px;background:#78350f33;border-radius:var(--radius-full);overflow:hidden;margin-bottom:var(--space-xs)}.progress-fill{height:100%;background:linear-gradient(90deg,var(--premium) 0%,#f59e0b 100%);border-radius:var(--radius-full);transition:width var(--transition-base)}.progress-text{font-size:12px;color:#78350f;margin-top:var(--space-xs)}.wallet-info{background:linear-gradient(135deg,#e8f4f8,#d1ecf1);border-radius:var(--radius-md);padding:var(--space-lg);margin-bottom:var(--space-2xl);display:none;animation:slideDown .3s ease}.wallet-info.show{display:block}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.wallet-info-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-sm)}.wallet-info-header strong{font-size:14px;color:var(--text-primary)}.wallet-badge{font-size:11px;padding:2px 8px;border-radius:var(--radius-full);background:#667eea1a;color:var(--primary);font-weight:600;text-transform:uppercase}.wallet-address{font-family:Courier 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var(--transition-base);display:flex;flex-direction:column;align-items:center;gap:var(--space-sm)}.wallet-btn:hover:not(:disabled){border-color:var(--primary);background:#f7f7ff;transform:translateY(-2px);box-shadow:var(--shadow-md)}.wallet-btn:disabled{opacity:.5;cursor:not-allowed}.wallet-icon{font-size:24px}.install-notice{background:#fff3cd;border:1px solid var(--warning);border-radius:var(--radius-md);padding:var(--space-md);font-size:13px;color:#856404;display:none}.install-notice.show{display:block}.install-notice a{color:var(--primary);text-decoration:none;font-weight:600}.install-notice a:hover{text-decoration:underline}.input-group{margin-bottom:var(--space-lg)}.quick-amounts{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-sm)}.quick-amount{padding:var(--space-md);border:2px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-primary);cursor:pointer;text-align:center;font-size:13px;font-weight:500;transition:all var(--transition-fast)}.quick-amount:hover{border-color:var(--primary);background:#f7f7ff;transform:scale(1.05)}.quick-amount:active{transform:scale(.98)}input,textarea{width:100%;padding:var(--space-lg);border:2px solid var(--border);border-radius:var(--radius-md);font-size:16px;font-family:inherit;transition:all var(--transition-fast);background:var(--bg-primary);color:var(--text-primary)}textarea{resize:vertical;min-height:80px;line-height:1.5}input:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #667eea1a}input::placeholder,textarea::placeholder{color:var(--text-tertiary)}.char-count{text-align:right;font-size:12px;color:var(--text-tertiary);margin-top:var(--space-xs)}.char-count span{font-weight:600;color:var(--text-secondary)}.btn{width:100%;padding:var(--space-lg);border:none;border-radius:var(--radius-md);font-size:16px;font-weight:600;font-family:inherit;cursor:pointer;transition:all var(--transition-base);margin-bottom:var(--space-md);display:flex;align-items:center;justify-content:center;gap:var(--space-sm)}.btn:last-of-type{margin-bottom:0}.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:#fff}.btn-primary.has-message{background:linear-gradient(135deg,var(--clarity4) 0%,#db2777 100%)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 20px #667eea66}.btn-primary.has-message:hover:not(:disabled){box-shadow:0 10px 20px #ec489966}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary)}.btn-secondary:hover:not(:disabled){background:var(--bg-tertiary)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.btn-icon{font-size:18px}.status{margin-top:var(--space-xl);padding:var(--space-lg);border-radius:var(--radius-md);font-size:14px;line-height:1.5;display:none;animation:slideDown .3s 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600px){body{padding:var(--space-lg)}.container{padding:var(--space-2xl)}h1{font-size:28px}.quick-amounts{grid-template-columns:repeat(2,1fr)}.wallet-buttons{grid-template-columns:1fr}.feature-tags{flex-direction:column}}.history-section{background:var(--bg-secondary);border-radius:var(--radius-md);padding:var(--space-xl);margin-bottom:var(--space-lg)}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-lg)}.section-header h3{font-size:16px;font-weight:600;color:var(--text-primary);margin:0}.btn-icon-only{background:var(--bg-primary);border:2px solid var(--border);border-radius:var(--radius-sm);padding:var(--space-sm);font-size:16px;cursor:pointer;transition:all 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linear infinite}.btn-icon-only:disabled{opacity:.5;cursor:not-allowed}.btn-icon-only:disabled:hover{transform:none;border-color:var(--border)}