:root{--primary: #4f46e5;--primary-hover: #4338ca;--success: #10b981;--error: #ef4444;--gray-light: #f3f4f6;--gray-dark: #1f2937;--border-radius: 8px;--transition: all .3s ease}*{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;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;color:var(--gray-dark)}#root{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.container{background:#fff;border-radius:var(--border-radius);box-shadow:0 20px 60px #0000004d;padding:40px;max-width:600px;width:100%}h1{color:var(--gray-dark);margin-bottom:30px;font-size:28px;text-align:center;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}h2{color:var(--gray-dark);font-size:20px;margin-bottom:20px;border-bottom:2px solid var(--primary);padding-bottom:10px}form{display:flex;gap:10px;margin-bottom:30px;flex-wrap:wrap}input[type=email]{flex:1;min-width:200px;padding:12px 16px;border:2px solid #e5e7eb;border-radius:var(--border-radius);font-size:14px;transition:var(--transition)}input[type=email]:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}input[type=email]::placeholder{color:#9ca3af}button{padding:12px 24px;background:linear-gradient(135deg,var(--primary) 0%,#764ba2 100%);color:#fff;border:none;border-radius:var(--border-radius);font-size:14px;font-weight:600;cursor:pointer;transition:var(--transition);white-space:nowrap}button:hover{transform:translateY(-2px);box-shadow:0 10px 25px #4f46e54d}button:active{transform:translateY(0)}.leads-list{margin-top:30px}.lead-item{display:flex;justify-content:space-between;align-items:center;padding:16px;background:var(--gray-light);border-radius:var(--border-radius);margin-bottom:12px;border-left:4px solid var(--primary);transition:var(--transition)}.lead-item:hover{background:#e0e7ff;transform:translate(4px)}.lead-item p{font-size:14px;font-weight:500;color:var(--gray-dark);margin:0;flex:1}.lead-item button{padding:8px 16px;font-size:12px;margin-left:12px;background:var(--success)}.lead-item button:hover{background:#059669}.status{padding:12px 16px;background:#d1fae5;color:#047857;border-radius:var(--border-radius);font-size:14px;margin-bottom:20px;border-left:4px solid var(--success);animation:slideIn .3s ease}.status.error{background:#fee2e2;color:#991b1b;border-left-color:var(--error)}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.container{padding:24px}h1{font-size:24px}form{flex-direction:column}input[type=email]{min-width:100%}.lead-item{flex-direction:column;align-items:flex-start;gap:12px}.lead-item button{width:100%;margin-left:0}}