*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#root{height:100vh}.login-container{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);justify-content:center;align-items:center;height:100vh;display:flex}.login-card{background:#fff;border-radius:12px;width:400px;padding:40px;box-shadow:0 20px 60px #00000026}.login-title{text-align:center;color:#1a1a1a;margin-bottom:8px;font-size:28px;font-weight:600}.login-subtitle{text-align:center;color:#999;margin-bottom:32px;font-size:14px}