.app{height:100vh;display:flex;flex-direction:column}.login-container{height:100vh;display:flex;align-items:center;justify-content:center;background:#000;padding:20px}.login-card{background:#fff;padding:48px;border-radius:16px;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;text-align:center;max-width:400px;width:100%}.logo-section{margin-bottom:32px}.logo-placeholder{width:80px;height:80px;background:#667eea;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;color:#fff;font-weight:700;font-size:16px;letter-spacing:1px}.login-card h1{font-size:24px;font-weight:700;color:#1e293b;margin-bottom:8px}.login-card p{color:#64748b;font-size:16px}.login-button{width:100%;background:#667eea;color:#fff;border:none;padding:16px 24px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s;margin-bottom:24px}.login-button:hover{background:#5a67d8;transform:translateY(-1px);box-shadow:0 4px 12px #667eea66}.login-footer p{font-size:14px;color:#94a3b8}.app-header{background:#fff;border-bottom:1px solid #e2e8f0;padding:16px 24px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 1px 3px #0000001a;z-index:100}.header-left{display:flex;align-items:center;gap:16px}.logo{background:#667eea;color:#fff;padding:8px 16px;border-radius:8px;font-weight:700;font-size:18px;letter-spacing:1px}.app-header h1{font-size:20px;font-weight:600;color:#1e293b}.header-right{display:flex;align-items:center;gap:16px}.user-info span{color:#64748b;font-size:14px}.logout-button{background:#ef4444;color:#fff;border:none;padding:8px 16px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}.logout-button:hover{background:#dc2626;transform:translateY(-1px)}.app-main{flex:1;overflow:hidden}*{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-color:#f8fafc;color:#1e293b}#root{width:100vw;height:100vh;overflow:hidden}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}