*{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}#root{width:100%;height:100vh}.login-container{width:100%;max-width:400px;margin:0 auto}.login-card{background:#fff;border-radius:12px;padding:40px;box-shadow:0 10px 25px #0000001a;text-align:center}.logo-section{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:24px}.form-logo-icon{width:20px;height:20px;background:#6366f1;border-radius:50%}.form-logo-text{font-size:16px;font-weight:600;color:#6366f1}.welcome-title{font-size:24px;font-weight:600;color:#111827;margin-bottom:8px}.welcome-subtitle{font-size:14px;color:#6b7280;margin-bottom:32px}.tab-container{display:flex;background:#f3f4f6;border-radius:8px;padding:4px;margin-bottom:24px}.tab{flex:1;padding:8px 16px;border:none;background:transparent;border-radius:6px;font-size:14px;font-weight:500;color:#6b7280;cursor:pointer;transition:all .2s ease}.tab.active{background:#6366f1;color:#fff}.login-form{text-align:left}.form-group{margin-bottom:20px}.form-label{display:block;font-size:14px;font-weight:500;color:#374151;margin-bottom:6px}.form-input{width:100%;padding:12px 16px;border:1px solid #d1d5db;border-radius:8px;font-size:14px;color:#111827;background:#fff;transition:border-color .2s ease}.form-input:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 3px #6366f11a}.form-input::placeholder{color:#9ca3af}.submit-button{width:100%;padding:12px;background:#6366f1;color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:background-color .2s ease;margin-top:8px}.submit-button:hover{background:#5856eb}.signup-link{margin-top:24px;font-size:14px;color:#6b7280;text-align:center}.signup-link a{color:#6366f1;text-decoration:none;font-weight:500}.signup-link a:hover{text-decoration:underline}@media(max-width:768px){.login-card{padding:30px 24px;margin:0 16px}.welcome-title{font-size:22px}.tab{padding:10px 12px;font-size:13px}}.app{min-height:100vh;background:linear-gradient(135deg,#e8e2ff,#d4c5ff,#c5b3ff);display:flex;flex-direction:column}.main-content{flex:1;display:flex;align-items:center;justify-content:center;padding:20px}@media(max-width:768px){.main-content{padding:10px}}.header{padding:20px 40px;background:transparent}.header-content{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto}.logo{display:flex;align-items:center;gap:8px}.logo-icon{width:24px;height:24px;background:#6366f1;border-radius:50%}.logo-text{font-size:18px;font-weight:600;color:#374151}.nav{display:flex;gap:24px}.nav-link{color:#6b7280;text-decoration:none;font-size:14px;font-weight:500;transition:color .2s ease}.nav-link:hover{color:#374151}@media(max-width:768px){.header{padding:15px 20px}.nav{gap:16px}.nav-link{font-size:13px}}