*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:linear-gradient(135deg,#0f172a,#1d4ed8);min-height:100vh}#root{min-height:100vh}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.auth-card{width:100%;max-width:420px;background:#fffffff7;padding:40px 32px;border-radius:20px;box-shadow:0 20px 60px #00000040}.auth-card h1{margin:0 0 10px;color:#0f172a;font-size:2rem}.auth-card p{color:#64748b;margin-bottom:20px}input,textarea,select{width:100%;padding:14px 16px;margin-bottom:14px;border:1px solid #cbd5e1;border-radius:10px;font-size:1rem;outline:none}input:focus,textarea:focus,select:focus{border-color:#2563eb;box-shadow:0 0 0 3px #2563eb26}button,.primary-btn{width:100%;padding:14px;border:none;border-radius:10px;background:linear-gradient(90deg,#2563eb,#1d4ed8);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:.3s}button:hover,.primary-btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px #2563eb4d}.auth-footer{text-align:center;margin-top:20px}.auth-footer a{color:#2563eb;text-decoration:none;font-weight:600}.alert{background:#fee2e2;color:#b91c1c;padding:12px;border-radius:8px;margin-bottom:16px}.navbar{background:#0f172a;color:#fff;padding:16px 24px;display:flex;justify-content:space-between;align-items:center}.navbar a,.navbar button{color:#fff;text-decoration:none;margin-left:16px;background:transparent;border:none;cursor:pointer;width:auto;padding:0}.container{max-width:1000px;margin:30px auto;background:#fff;padding:30px;border-radius:16px;box-shadow:0 10px 30px #0000001a}.card{border:1px solid #e2e8f0;border-radius:12px;padding:20px;margin-bottom:20px}.ai-box{margin-top:16px;background:#eff6ff;border-left:4px solid #2563eb;padding:12px;border-radius:8px}.error{color:#dc2626}